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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [printcmd.c] - Diff between revs 827 and 840

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/* Print values for GNU debugger GDB.
/* Print values for GNU debugger GDB.
 
 
   Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
   Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   2008 Free Software Foundation, Inc.
   2008 Free Software Foundation, Inc.
 
 
   This file is part of GDB.
   This file is part of GDB.
 
 
   This program is free software; you can redistribute it and/or modify
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   (at your option) any later version.
 
 
   This program is distributed in the hope that it will be useful,
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   GNU General Public License for more details.
 
 
   You should have received a copy of the GNU General Public License
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
#include "defs.h"
#include "defs.h"
#include "gdb_string.h"
#include "gdb_string.h"
#include "frame.h"
#include "frame.h"
#include "symtab.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "gdbtypes.h"
#include "value.h"
#include "value.h"
#include "language.h"
#include "language.h"
#include "expression.h"
#include "expression.h"
#include "gdbcore.h"
#include "gdbcore.h"
#include "gdbcmd.h"
#include "gdbcmd.h"
#include "target.h"
#include "target.h"
#include "breakpoint.h"
#include "breakpoint.h"
#include "demangle.h"
#include "demangle.h"
#include "valprint.h"
#include "valprint.h"
#include "annotate.h"
#include "annotate.h"
#include "symfile.h"            /* for overlay functions */
#include "symfile.h"            /* for overlay functions */
#include "objfiles.h"           /* ditto */
#include "objfiles.h"           /* ditto */
#include "completer.h"          /* for completion functions */
#include "completer.h"          /* for completion functions */
#include "ui-out.h"
#include "ui-out.h"
#include "gdb_assert.h"
#include "gdb_assert.h"
#include "block.h"
#include "block.h"
#include "disasm.h"
#include "disasm.h"
#include "dfp.h"
#include "dfp.h"
 
 
#ifdef TUI
#ifdef TUI
#include "tui/tui.h"            /* For tui_active et.al.   */
#include "tui/tui.h"            /* For tui_active et.al.   */
#endif
#endif
 
 
extern int asm_demangle;        /* Whether to demangle syms in asm printouts */
extern int asm_demangle;        /* Whether to demangle syms in asm printouts */
extern int addressprint;        /* Whether to print hex addresses in HLL " */
extern int addressprint;        /* Whether to print hex addresses in HLL " */
 
 
struct format_data
struct format_data
  {
  {
    int count;
    int count;
    char format;
    char format;
    char size;
    char size;
  };
  };
 
 
/* Last specified output format.  */
/* Last specified output format.  */
 
 
static char last_format = 'x';
static char last_format = 'x';
 
 
/* Last specified examination size.  'b', 'h', 'w' or `q'.  */
/* Last specified examination size.  'b', 'h', 'w' or `q'.  */
 
 
static char last_size = 'w';
static char last_size = 'w';
 
 
/* Default address to examine next.  */
/* Default address to examine next.  */
 
 
static CORE_ADDR next_address;
static CORE_ADDR next_address;
 
 
/* Number of delay instructions following current disassembled insn.  */
/* Number of delay instructions following current disassembled insn.  */
 
 
static int branch_delay_insns;
static int branch_delay_insns;
 
 
/* Last address examined.  */
/* Last address examined.  */
 
 
static CORE_ADDR last_examine_address;
static CORE_ADDR last_examine_address;
 
 
/* Contents of last address examined.
/* Contents of last address examined.
   This is not valid past the end of the `x' command!  */
   This is not valid past the end of the `x' command!  */
 
 
static struct value *last_examine_value;
static struct value *last_examine_value;
 
 
/* Largest offset between a symbolic value and an address, that will be
/* Largest offset between a symbolic value and an address, that will be
   printed as `0x1234 <symbol+offset>'.  */
   printed as `0x1234 <symbol+offset>'.  */
 
 
static unsigned int max_symbolic_offset = UINT_MAX;
static unsigned int max_symbolic_offset = UINT_MAX;
static void
static void
show_max_symbolic_offset (struct ui_file *file, int from_tty,
show_max_symbolic_offset (struct ui_file *file, int from_tty,
                          struct cmd_list_element *c, const char *value)
                          struct cmd_list_element *c, const char *value)
{
{
  fprintf_filtered (file, _("\
  fprintf_filtered (file, _("\
The largest offset that will be printed in <symbol+1234> form is %s.\n"),
The largest offset that will be printed in <symbol+1234> form is %s.\n"),
                    value);
                    value);
}
}
 
 
/* Append the source filename and linenumber of the symbol when
/* Append the source filename and linenumber of the symbol when
   printing a symbolic value as `<symbol at filename:linenum>' if set.  */
   printing a symbolic value as `<symbol at filename:linenum>' if set.  */
static int print_symbol_filename = 0;
static int print_symbol_filename = 0;
static void
static void
show_print_symbol_filename (struct ui_file *file, int from_tty,
show_print_symbol_filename (struct ui_file *file, int from_tty,
                            struct cmd_list_element *c, const char *value)
                            struct cmd_list_element *c, const char *value)
{
{
  fprintf_filtered (file, _("\
  fprintf_filtered (file, _("\
Printing of source filename and line number with <symbol> is %s.\n"),
Printing of source filename and line number with <symbol> is %s.\n"),
                    value);
                    value);
}
}
 
 
/* Number of auto-display expression currently being displayed.
/* Number of auto-display expression currently being displayed.
   So that we can disable it if we get an error or a signal within it.
   So that we can disable it if we get an error or a signal within it.
   -1 when not doing one.  */
   -1 when not doing one.  */
 
 
int current_display_number;
int current_display_number;
 
 
/* Flag to low-level print routines that this value is being printed
/* Flag to low-level print routines that this value is being printed
   in an epoch window.  We'd like to pass this as a parameter, but
   in an epoch window.  We'd like to pass this as a parameter, but
   every routine would need to take it.  Perhaps we can encapsulate
   every routine would need to take it.  Perhaps we can encapsulate
   this in the I/O stream once we have GNU stdio. */
   this in the I/O stream once we have GNU stdio. */
 
 
int inspect_it = 0;
int inspect_it = 0;
 
 
struct display
struct display
  {
  {
    /* Chain link to next auto-display item.  */
    /* Chain link to next auto-display item.  */
    struct display *next;
    struct display *next;
    /* Expression to be evaluated and displayed.  */
    /* Expression to be evaluated and displayed.  */
    struct expression *exp;
    struct expression *exp;
    /* Item number of this auto-display item.  */
    /* Item number of this auto-display item.  */
    int number;
    int number;
    /* Display format specified.  */
    /* Display format specified.  */
    struct format_data format;
    struct format_data format;
    /* Innermost block required by this expression when evaluated */
    /* Innermost block required by this expression when evaluated */
    struct block *block;
    struct block *block;
    /* Status of this display (enabled or disabled) */
    /* Status of this display (enabled or disabled) */
    int enabled_p;
    int enabled_p;
  };
  };
 
 
/* Chain of expressions whose values should be displayed
/* Chain of expressions whose values should be displayed
   automatically each time the program stops.  */
   automatically each time the program stops.  */
 
 
static struct display *display_chain;
static struct display *display_chain;
 
 
static int display_number;
static int display_number;
 
 
/* Prototypes for exported functions. */
/* Prototypes for exported functions. */
 
 
void output_command (char *, int);
void output_command (char *, int);
 
 
void _initialize_printcmd (void);
void _initialize_printcmd (void);
 
 
/* Prototypes for local functions. */
/* Prototypes for local functions. */
 
 
static void do_one_display (struct display *);
static void do_one_display (struct display *);


 
 
/* Decode a format specification.  *STRING_PTR should point to it.
/* Decode a format specification.  *STRING_PTR should point to it.
   OFORMAT and OSIZE are used as defaults for the format and size
   OFORMAT and OSIZE are used as defaults for the format and size
   if none are given in the format specification.
   if none are given in the format specification.
   If OSIZE is zero, then the size field of the returned value
   If OSIZE is zero, then the size field of the returned value
   should be set only if a size is explicitly specified by the
   should be set only if a size is explicitly specified by the
   user.
   user.
   The structure returned describes all the data
   The structure returned describes all the data
   found in the specification.  In addition, *STRING_PTR is advanced
   found in the specification.  In addition, *STRING_PTR is advanced
   past the specification and past all whitespace following it.  */
   past the specification and past all whitespace following it.  */
 
 
static struct format_data
static struct format_data
decode_format (char **string_ptr, int oformat, int osize)
decode_format (char **string_ptr, int oformat, int osize)
{
{
  struct format_data val;
  struct format_data val;
  char *p = *string_ptr;
  char *p = *string_ptr;
 
 
  val.format = '?';
  val.format = '?';
  val.size = '?';
  val.size = '?';
  val.count = 1;
  val.count = 1;
 
 
  if (*p >= '0' && *p <= '9')
  if (*p >= '0' && *p <= '9')
    val.count = atoi (p);
    val.count = atoi (p);
  while (*p >= '0' && *p <= '9')
  while (*p >= '0' && *p <= '9')
    p++;
    p++;
 
 
  /* Now process size or format letters that follow.  */
  /* Now process size or format letters that follow.  */
 
 
  while (1)
  while (1)
    {
    {
      if (*p == 'b' || *p == 'h' || *p == 'w' || *p == 'g')
      if (*p == 'b' || *p == 'h' || *p == 'w' || *p == 'g')
        val.size = *p++;
        val.size = *p++;
      else if (*p >= 'a' && *p <= 'z')
      else if (*p >= 'a' && *p <= 'z')
        val.format = *p++;
        val.format = *p++;
      else
      else
        break;
        break;
    }
    }
 
 
  while (*p == ' ' || *p == '\t')
  while (*p == ' ' || *p == '\t')
    p++;
    p++;
  *string_ptr = p;
  *string_ptr = p;
 
 
  /* Set defaults for format and size if not specified.  */
  /* Set defaults for format and size if not specified.  */
  if (val.format == '?')
  if (val.format == '?')
    {
    {
      if (val.size == '?')
      if (val.size == '?')
        {
        {
          /* Neither has been specified.  */
          /* Neither has been specified.  */
          val.format = oformat;
          val.format = oformat;
          val.size = osize;
          val.size = osize;
        }
        }
      else
      else
        /* If a size is specified, any format makes a reasonable
        /* If a size is specified, any format makes a reasonable
           default except 'i'.  */
           default except 'i'.  */
        val.format = oformat == 'i' ? 'x' : oformat;
        val.format = oformat == 'i' ? 'x' : oformat;
    }
    }
  else if (val.size == '?')
  else if (val.size == '?')
    switch (val.format)
    switch (val.format)
      {
      {
      case 'a':
      case 'a':
      case 's':
      case 's':
        /* Pick the appropriate size for an address.  */
        /* Pick the appropriate size for an address.  */
        if (gdbarch_ptr_bit (current_gdbarch) == 64)
        if (gdbarch_ptr_bit (current_gdbarch) == 64)
          val.size = osize ? 'g' : osize;
          val.size = osize ? 'g' : osize;
        else if (gdbarch_ptr_bit (current_gdbarch) == 32)
        else if (gdbarch_ptr_bit (current_gdbarch) == 32)
          val.size = osize ? 'w' : osize;
          val.size = osize ? 'w' : osize;
        else if (gdbarch_ptr_bit (current_gdbarch) == 16)
        else if (gdbarch_ptr_bit (current_gdbarch) == 16)
          val.size = osize ? 'h' : osize;
          val.size = osize ? 'h' : osize;
        else
        else
          /* Bad value for gdbarch_ptr_bit.  */
          /* Bad value for gdbarch_ptr_bit.  */
          internal_error (__FILE__, __LINE__,
          internal_error (__FILE__, __LINE__,
                          _("failed internal consistency check"));
                          _("failed internal consistency check"));
        break;
        break;
      case 'f':
      case 'f':
        /* Floating point has to be word or giantword.  */
        /* Floating point has to be word or giantword.  */
        if (osize == 'w' || osize == 'g')
        if (osize == 'w' || osize == 'g')
          val.size = osize;
          val.size = osize;
        else
        else
          /* Default it to giantword if the last used size is not
          /* Default it to giantword if the last used size is not
             appropriate.  */
             appropriate.  */
          val.size = osize ? 'g' : osize;
          val.size = osize ? 'g' : osize;
        break;
        break;
      case 'c':
      case 'c':
        /* Characters default to one byte.  */
        /* Characters default to one byte.  */
        val.size = osize ? 'b' : osize;
        val.size = osize ? 'b' : osize;
        break;
        break;
      default:
      default:
        /* The default is the size most recently specified.  */
        /* The default is the size most recently specified.  */
        val.size = osize;
        val.size = osize;
      }
      }
 
 
  return val;
  return val;
}
}


/* Print value VAL on stream according to FORMAT, a letter or 0.
/* Print value VAL on stream according to FORMAT, a letter or 0.
   Do not end with a newline.
   Do not end with a newline.
   0 means print VAL according to its own type.
   0 means print VAL according to its own type.
   SIZE is the letter for the size of datum being printed.
   SIZE is the letter for the size of datum being printed.
   This is used to pad hex numbers so they line up.  SIZE is 0
   This is used to pad hex numbers so they line up.  SIZE is 0
   for print / output and set for examine.  */
   for print / output and set for examine.  */
 
 
static void
static void
print_formatted (struct value *val, int format, int size,
print_formatted (struct value *val, int format, int size,
                 struct ui_file *stream)
                 struct ui_file *stream)
{
{
  struct type *type = check_typedef (value_type (val));
  struct type *type = check_typedef (value_type (val));
  int len = TYPE_LENGTH (type);
  int len = TYPE_LENGTH (type);
 
 
  if (VALUE_LVAL (val) == lval_memory)
  if (VALUE_LVAL (val) == lval_memory)
    next_address = VALUE_ADDRESS (val) + len;
    next_address = VALUE_ADDRESS (val) + len;
 
 
  if (size)
  if (size)
    {
    {
      switch (format)
      switch (format)
        {
        {
        case 's':
        case 's':
          /* FIXME: Need to handle wchar_t's here... */
          /* FIXME: Need to handle wchar_t's here... */
          next_address = VALUE_ADDRESS (val)
          next_address = VALUE_ADDRESS (val)
            + val_print_string (VALUE_ADDRESS (val), -1, 1, stream);
            + val_print_string (VALUE_ADDRESS (val), -1, 1, stream);
          return;
          return;
 
 
        case 'i':
        case 'i':
          /* We often wrap here if there are long symbolic names.  */
          /* We often wrap here if there are long symbolic names.  */
          wrap_here ("    ");
          wrap_here ("    ");
          next_address = (VALUE_ADDRESS (val)
          next_address = (VALUE_ADDRESS (val)
                          + gdb_print_insn (VALUE_ADDRESS (val), stream,
                          + gdb_print_insn (VALUE_ADDRESS (val), stream,
                                            &branch_delay_insns));
                                            &branch_delay_insns));
          return;
          return;
        }
        }
    }
    }
 
 
  if (format == 0 || format == 's'
  if (format == 0 || format == 's'
      || TYPE_CODE (type) == TYPE_CODE_REF
      || TYPE_CODE (type) == TYPE_CODE_REF
      || TYPE_CODE (type) == TYPE_CODE_ARRAY
      || TYPE_CODE (type) == TYPE_CODE_ARRAY
      || TYPE_CODE (type) == TYPE_CODE_STRING
      || TYPE_CODE (type) == TYPE_CODE_STRING
      || TYPE_CODE (type) == TYPE_CODE_STRUCT
      || TYPE_CODE (type) == TYPE_CODE_STRUCT
      || TYPE_CODE (type) == TYPE_CODE_UNION
      || TYPE_CODE (type) == TYPE_CODE_UNION
      || TYPE_CODE (type) == TYPE_CODE_NAMESPACE)
      || TYPE_CODE (type) == TYPE_CODE_NAMESPACE)
    /* If format is 0, use the 'natural' format for that type of
    /* If format is 0, use the 'natural' format for that type of
       value.  If the type is non-scalar, we have to use language
       value.  If the type is non-scalar, we have to use language
       rules to print it as a series of scalars.  */
       rules to print it as a series of scalars.  */
    value_print (val, stream, format, Val_pretty_default);
    value_print (val, stream, format, Val_pretty_default);
  else
  else
    /* User specified format, so don't look to the the type to
    /* User specified format, so don't look to the the type to
       tell us what to do.  */
       tell us what to do.  */
    print_scalar_formatted (value_contents (val), type,
    print_scalar_formatted (value_contents (val), type,
                            format, size, stream);
                            format, size, stream);
}
}
 
 
/* Print a scalar of data of type TYPE, pointed to in GDB by VALADDR,
/* Print a scalar of data of type TYPE, pointed to in GDB by VALADDR,
   according to letters FORMAT and SIZE on STREAM.
   according to letters FORMAT and SIZE on STREAM.
   FORMAT may not be zero.  Formats s and i are not supported at this level.
   FORMAT may not be zero.  Formats s and i are not supported at this level.
 
 
   This is how the elements of an array or structure are printed
   This is how the elements of an array or structure are printed
   with a format.  */
   with a format.  */
 
 
void
void
print_scalar_formatted (const void *valaddr, struct type *type,
print_scalar_formatted (const void *valaddr, struct type *type,
                        int format, int size, struct ui_file *stream)
                        int format, int size, struct ui_file *stream)
{
{
  LONGEST val_long = 0;
  LONGEST val_long = 0;
  unsigned int len = TYPE_LENGTH (type);
  unsigned int len = TYPE_LENGTH (type);
 
 
  /* If we get here with a string format, try again without it.  Go
  /* If we get here with a string format, try again without it.  Go
     all the way back to the language printers, which may call us
     all the way back to the language printers, which may call us
     again.  */
     again.  */
  if (format == 's')
  if (format == 's')
    {
    {
      val_print (type, valaddr, 0, 0, stream, 0, 0, 0, Val_pretty_default);
      val_print (type, valaddr, 0, 0, stream, 0, 0, 0, Val_pretty_default);
      return;
      return;
    }
    }
 
 
  if (len > sizeof(LONGEST) &&
  if (len > sizeof(LONGEST) &&
      (TYPE_CODE (type) == TYPE_CODE_INT
      (TYPE_CODE (type) == TYPE_CODE_INT
       || TYPE_CODE (type) == TYPE_CODE_ENUM))
       || TYPE_CODE (type) == TYPE_CODE_ENUM))
    {
    {
      switch (format)
      switch (format)
        {
        {
        case 'o':
        case 'o':
          print_octal_chars (stream, valaddr, len);
          print_octal_chars (stream, valaddr, len);
          return;
          return;
        case 'u':
        case 'u':
        case 'd':
        case 'd':
          print_decimal_chars (stream, valaddr, len);
          print_decimal_chars (stream, valaddr, len);
          return;
          return;
        case 't':
        case 't':
          print_binary_chars (stream, valaddr, len);
          print_binary_chars (stream, valaddr, len);
          return;
          return;
        case 'x':
        case 'x':
          print_hex_chars (stream, valaddr, len);
          print_hex_chars (stream, valaddr, len);
          return;
          return;
        case 'c':
        case 'c':
          print_char_chars (stream, valaddr, len);
          print_char_chars (stream, valaddr, len);
          return;
          return;
        default:
        default:
          break;
          break;
        };
        };
    }
    }
 
 
  if (format != 'f')
  if (format != 'f')
    val_long = unpack_long (type, valaddr);
    val_long = unpack_long (type, valaddr);
 
 
  /* If the value is a pointer, and pointers and addresses are not the
  /* If the value is a pointer, and pointers and addresses are not the
     same, then at this point, the value's length (in target bytes) is
     same, then at this point, the value's length (in target bytes) is
     gdbarch_addr_bit/TARGET_CHAR_BIT, not TYPE_LENGTH (type).  */
     gdbarch_addr_bit/TARGET_CHAR_BIT, not TYPE_LENGTH (type).  */
  if (TYPE_CODE (type) == TYPE_CODE_PTR)
  if (TYPE_CODE (type) == TYPE_CODE_PTR)
    len = gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT;
    len = gdbarch_addr_bit (current_gdbarch) / TARGET_CHAR_BIT;
 
 
  /* If we are printing it as unsigned, truncate it in case it is actually
  /* If we are printing it as unsigned, truncate it in case it is actually
     a negative signed value (e.g. "print/u (short)-1" should print 65535
     a negative signed value (e.g. "print/u (short)-1" should print 65535
     (if shorts are 16 bits) instead of 4294967295).  */
     (if shorts are 16 bits) instead of 4294967295).  */
  if (format != 'd')
  if (format != 'd')
    {
    {
      if (len < sizeof (LONGEST))
      if (len < sizeof (LONGEST))
        val_long &= ((LONGEST) 1 << HOST_CHAR_BIT * len) - 1;
        val_long &= ((LONGEST) 1 << HOST_CHAR_BIT * len) - 1;
    }
    }
 
 
  switch (format)
  switch (format)
    {
    {
    case 'x':
    case 'x':
      if (!size)
      if (!size)
        {
        {
          /* No size specified, like in print.  Print varying # of digits.  */
          /* No size specified, like in print.  Print varying # of digits.  */
          print_longest (stream, 'x', 1, val_long);
          print_longest (stream, 'x', 1, val_long);
        }
        }
      else
      else
        switch (size)
        switch (size)
          {
          {
          case 'b':
          case 'b':
          case 'h':
          case 'h':
          case 'w':
          case 'w':
          case 'g':
          case 'g':
            print_longest (stream, size, 1, val_long);
            print_longest (stream, size, 1, val_long);
            break;
            break;
          default:
          default:
            error (_("Undefined output size \"%c\"."), size);
            error (_("Undefined output size \"%c\"."), size);
          }
          }
      break;
      break;
 
 
    case 'd':
    case 'd':
      print_longest (stream, 'd', 1, val_long);
      print_longest (stream, 'd', 1, val_long);
      break;
      break;
 
 
    case 'u':
    case 'u':
      print_longest (stream, 'u', 0, val_long);
      print_longest (stream, 'u', 0, val_long);
      break;
      break;
 
 
    case 'o':
    case 'o':
      if (val_long)
      if (val_long)
        print_longest (stream, 'o', 1, val_long);
        print_longest (stream, 'o', 1, val_long);
      else
      else
        fprintf_filtered (stream, "0");
        fprintf_filtered (stream, "0");
      break;
      break;
 
 
    case 'a':
    case 'a':
      {
      {
        CORE_ADDR addr = unpack_pointer (type, valaddr);
        CORE_ADDR addr = unpack_pointer (type, valaddr);
        print_address (addr, stream);
        print_address (addr, stream);
      }
      }
      break;
      break;
 
 
    case 'c':
    case 'c':
      if (TYPE_UNSIGNED (type))
      if (TYPE_UNSIGNED (type))
        {
        {
          struct type *utype;
          struct type *utype;
 
 
          utype = builtin_type (current_gdbarch)->builtin_true_unsigned_char;
          utype = builtin_type (current_gdbarch)->builtin_true_unsigned_char;
          value_print (value_from_longest (utype, val_long),
          value_print (value_from_longest (utype, val_long),
                       stream, 0, Val_pretty_default);
                       stream, 0, Val_pretty_default);
        }
        }
      else
      else
        value_print (value_from_longest (builtin_type_true_char, val_long),
        value_print (value_from_longest (builtin_type_true_char, val_long),
                     stream, 0, Val_pretty_default);
                     stream, 0, Val_pretty_default);
      break;
      break;
 
 
    case 'f':
    case 'f':
      if (len == TYPE_LENGTH (builtin_type_float))
      if (len == TYPE_LENGTH (builtin_type_float))
        type = builtin_type_float;
        type = builtin_type_float;
      else if (len == TYPE_LENGTH (builtin_type_double))
      else if (len == TYPE_LENGTH (builtin_type_double))
        type = builtin_type_double;
        type = builtin_type_double;
      else if (len == TYPE_LENGTH (builtin_type_long_double))
      else if (len == TYPE_LENGTH (builtin_type_long_double))
        type = builtin_type_long_double;
        type = builtin_type_long_double;
      print_floating (valaddr, type, stream);
      print_floating (valaddr, type, stream);
      break;
      break;
 
 
    case 0:
    case 0:
      internal_error (__FILE__, __LINE__,
      internal_error (__FILE__, __LINE__,
                      _("failed internal consistency check"));
                      _("failed internal consistency check"));
 
 
    case 't':
    case 't':
      /* Binary; 't' stands for "two".  */
      /* Binary; 't' stands for "two".  */
      {
      {
        char bits[8 * (sizeof val_long) + 1];
        char bits[8 * (sizeof val_long) + 1];
        char buf[8 * (sizeof val_long) + 32];
        char buf[8 * (sizeof val_long) + 32];
        char *cp = bits;
        char *cp = bits;
        int width;
        int width;
 
 
        if (!size)
        if (!size)
          width = 8 * (sizeof val_long);
          width = 8 * (sizeof val_long);
        else
        else
          switch (size)
          switch (size)
            {
            {
            case 'b':
            case 'b':
              width = 8;
              width = 8;
              break;
              break;
            case 'h':
            case 'h':
              width = 16;
              width = 16;
              break;
              break;
            case 'w':
            case 'w':
              width = 32;
              width = 32;
              break;
              break;
            case 'g':
            case 'g':
              width = 64;
              width = 64;
              break;
              break;
            default:
            default:
              error (_("Undefined output size \"%c\"."), size);
              error (_("Undefined output size \"%c\"."), size);
            }
            }
 
 
        bits[width] = '\0';
        bits[width] = '\0';
        while (width-- > 0)
        while (width-- > 0)
          {
          {
            bits[width] = (val_long & 1) ? '1' : '0';
            bits[width] = (val_long & 1) ? '1' : '0';
            val_long >>= 1;
            val_long >>= 1;
          }
          }
        if (!size)
        if (!size)
          {
          {
            while (*cp && *cp == '0')
            while (*cp && *cp == '0')
              cp++;
              cp++;
            if (*cp == '\0')
            if (*cp == '\0')
              cp--;
              cp--;
          }
          }
        strcpy (buf, cp);
        strcpy (buf, cp);
        fputs_filtered (buf, stream);
        fputs_filtered (buf, stream);
      }
      }
      break;
      break;
 
 
    default:
    default:
      error (_("Undefined output format \"%c\"."), format);
      error (_("Undefined output format \"%c\"."), format);
    }
    }
}
}
 
 
/* Specify default address for `x' command.
/* Specify default address for `x' command.
   The `info lines' command uses this.  */
   The `info lines' command uses this.  */
 
 
void
void
set_next_address (CORE_ADDR addr)
set_next_address (CORE_ADDR addr)
{
{
  next_address = addr;
  next_address = addr;
 
 
  /* Make address available to the user as $_.  */
  /* Make address available to the user as $_.  */
  set_internalvar (lookup_internalvar ("_"),
  set_internalvar (lookup_internalvar ("_"),
                   value_from_pointer (lookup_pointer_type (builtin_type_void),
                   value_from_pointer (lookup_pointer_type (builtin_type_void),
                                       addr));
                                       addr));
}
}
 
 
/* Optionally print address ADDR symbolically as <SYMBOL+OFFSET> on STREAM,
/* Optionally print address ADDR symbolically as <SYMBOL+OFFSET> on STREAM,
   after LEADIN.  Print nothing if no symbolic name is found nearby.
   after LEADIN.  Print nothing if no symbolic name is found nearby.
   Optionally also print source file and line number, if available.
   Optionally also print source file and line number, if available.
   DO_DEMANGLE controls whether to print a symbol in its native "raw" form,
   DO_DEMANGLE controls whether to print a symbol in its native "raw" form,
   or to interpret it as a possible C++ name and convert it back to source
   or to interpret it as a possible C++ name and convert it back to source
   form.  However note that DO_DEMANGLE can be overridden by the specific
   form.  However note that DO_DEMANGLE can be overridden by the specific
   settings of the demangle and asm_demangle variables.  */
   settings of the demangle and asm_demangle variables.  */
 
 
void
void
print_address_symbolic (CORE_ADDR addr, struct ui_file *stream,
print_address_symbolic (CORE_ADDR addr, struct ui_file *stream,
                        int do_demangle, char *leadin)
                        int do_demangle, char *leadin)
{
{
  char *name = NULL;
  char *name = NULL;
  char *filename = NULL;
  char *filename = NULL;
  int unmapped = 0;
  int unmapped = 0;
  int offset = 0;
  int offset = 0;
  int line = 0;
  int line = 0;
 
 
  /* Throw away both name and filename.  */
  /* Throw away both name and filename.  */
  struct cleanup *cleanup_chain = make_cleanup (free_current_contents, &name);
  struct cleanup *cleanup_chain = make_cleanup (free_current_contents, &name);
  make_cleanup (free_current_contents, &filename);
  make_cleanup (free_current_contents, &filename);
 
 
  if (build_address_symbolic (addr, do_demangle, &name, &offset,
  if (build_address_symbolic (addr, do_demangle, &name, &offset,
                              &filename, &line, &unmapped))
                              &filename, &line, &unmapped))
    {
    {
      do_cleanups (cleanup_chain);
      do_cleanups (cleanup_chain);
      return;
      return;
    }
    }
 
 
  fputs_filtered (leadin, stream);
  fputs_filtered (leadin, stream);
  if (unmapped)
  if (unmapped)
    fputs_filtered ("<*", stream);
    fputs_filtered ("<*", stream);
  else
  else
    fputs_filtered ("<", stream);
    fputs_filtered ("<", stream);
  fputs_filtered (name, stream);
  fputs_filtered (name, stream);
  if (offset != 0)
  if (offset != 0)
    fprintf_filtered (stream, "+%u", (unsigned int) offset);
    fprintf_filtered (stream, "+%u", (unsigned int) offset);
 
 
  /* Append source filename and line number if desired.  Give specific
  /* Append source filename and line number if desired.  Give specific
     line # of this addr, if we have it; else line # of the nearest symbol.  */
     line # of this addr, if we have it; else line # of the nearest symbol.  */
  if (print_symbol_filename && filename != NULL)
  if (print_symbol_filename && filename != NULL)
    {
    {
      if (line != -1)
      if (line != -1)
        fprintf_filtered (stream, " at %s:%d", filename, line);
        fprintf_filtered (stream, " at %s:%d", filename, line);
      else
      else
        fprintf_filtered (stream, " in %s", filename);
        fprintf_filtered (stream, " in %s", filename);
    }
    }
  if (unmapped)
  if (unmapped)
    fputs_filtered ("*>", stream);
    fputs_filtered ("*>", stream);
  else
  else
    fputs_filtered (">", stream);
    fputs_filtered (">", stream);
 
 
  do_cleanups (cleanup_chain);
  do_cleanups (cleanup_chain);
}
}
 
 
/* Given an address ADDR return all the elements needed to print the
/* Given an address ADDR return all the elements needed to print the
   address in a symbolic form. NAME can be mangled or not depending
   address in a symbolic form. NAME can be mangled or not depending
   on DO_DEMANGLE (and also on the asm_demangle global variable,
   on DO_DEMANGLE (and also on the asm_demangle global variable,
   manipulated via ''set print asm-demangle''). Return 0 in case of
   manipulated via ''set print asm-demangle''). Return 0 in case of
   success, when all the info in the OUT paramters is valid. Return 1
   success, when all the info in the OUT paramters is valid. Return 1
   otherwise. */
   otherwise. */
int
int
build_address_symbolic (CORE_ADDR addr,  /* IN */
build_address_symbolic (CORE_ADDR addr,  /* IN */
                        int do_demangle, /* IN */
                        int do_demangle, /* IN */
                        char **name,     /* OUT */
                        char **name,     /* OUT */
                        int *offset,     /* OUT */
                        int *offset,     /* OUT */
                        char **filename, /* OUT */
                        char **filename, /* OUT */
                        int *line,       /* OUT */
                        int *line,       /* OUT */
                        int *unmapped)   /* OUT */
                        int *unmapped)   /* OUT */
{
{
  struct minimal_symbol *msymbol;
  struct minimal_symbol *msymbol;
  struct symbol *symbol;
  struct symbol *symbol;
  CORE_ADDR name_location = 0;
  CORE_ADDR name_location = 0;
  asection *section = 0;
  asection *section = 0;
  char *name_temp = "";
  char *name_temp = "";
 
 
  /* Let's say it is unmapped.  */
  /* Let's say it is unmapped.  */
  *unmapped = 0;
  *unmapped = 0;
 
 
  /* Determine if the address is in an overlay, and whether it is
  /* Determine if the address is in an overlay, and whether it is
     mapped.  */
     mapped.  */
  if (overlay_debugging)
  if (overlay_debugging)
    {
    {
      section = find_pc_overlay (addr);
      section = find_pc_overlay (addr);
      if (pc_in_unmapped_range (addr, section))
      if (pc_in_unmapped_range (addr, section))
        {
        {
          *unmapped = 1;
          *unmapped = 1;
          addr = overlay_mapped_address (addr, section);
          addr = overlay_mapped_address (addr, section);
        }
        }
    }
    }
 
 
  /* First try to find the address in the symbol table, then
  /* First try to find the address in the symbol table, then
     in the minsyms.  Take the closest one.  */
     in the minsyms.  Take the closest one.  */
 
 
  /* This is defective in the sense that it only finds text symbols.  So
  /* This is defective in the sense that it only finds text symbols.  So
     really this is kind of pointless--we should make sure that the
     really this is kind of pointless--we should make sure that the
     minimal symbols have everything we need (by changing that we could
     minimal symbols have everything we need (by changing that we could
     save some memory, but for many debug format--ELF/DWARF or
     save some memory, but for many debug format--ELF/DWARF or
     anything/stabs--it would be inconvenient to eliminate those minimal
     anything/stabs--it would be inconvenient to eliminate those minimal
     symbols anyway).  */
     symbols anyway).  */
  msymbol = lookup_minimal_symbol_by_pc_section (addr, section);
  msymbol = lookup_minimal_symbol_by_pc_section (addr, section);
  symbol = find_pc_sect_function (addr, section);
  symbol = find_pc_sect_function (addr, section);
 
 
  if (symbol)
  if (symbol)
    {
    {
      name_location = BLOCK_START (SYMBOL_BLOCK_VALUE (symbol));
      name_location = BLOCK_START (SYMBOL_BLOCK_VALUE (symbol));
      if (do_demangle || asm_demangle)
      if (do_demangle || asm_demangle)
        name_temp = SYMBOL_PRINT_NAME (symbol);
        name_temp = SYMBOL_PRINT_NAME (symbol);
      else
      else
        name_temp = DEPRECATED_SYMBOL_NAME (symbol);
        name_temp = DEPRECATED_SYMBOL_NAME (symbol);
    }
    }
 
 
  if (msymbol != NULL)
  if (msymbol != NULL)
    {
    {
      if (SYMBOL_VALUE_ADDRESS (msymbol) > name_location || symbol == NULL)
      if (SYMBOL_VALUE_ADDRESS (msymbol) > name_location || symbol == NULL)
        {
        {
          /* The msymbol is closer to the address than the symbol;
          /* The msymbol is closer to the address than the symbol;
             use the msymbol instead.  */
             use the msymbol instead.  */
          symbol = 0;
          symbol = 0;
          name_location = SYMBOL_VALUE_ADDRESS (msymbol);
          name_location = SYMBOL_VALUE_ADDRESS (msymbol);
          if (do_demangle || asm_demangle)
          if (do_demangle || asm_demangle)
            name_temp = SYMBOL_PRINT_NAME (msymbol);
            name_temp = SYMBOL_PRINT_NAME (msymbol);
          else
          else
            name_temp = DEPRECATED_SYMBOL_NAME (msymbol);
            name_temp = DEPRECATED_SYMBOL_NAME (msymbol);
        }
        }
    }
    }
  if (symbol == NULL && msymbol == NULL)
  if (symbol == NULL && msymbol == NULL)
    return 1;
    return 1;
 
 
  /* If the nearest symbol is too far away, don't print anything symbolic.  */
  /* If the nearest symbol is too far away, don't print anything symbolic.  */
 
 
  /* For when CORE_ADDR is larger than unsigned int, we do math in
  /* For when CORE_ADDR is larger than unsigned int, we do math in
     CORE_ADDR.  But when we detect unsigned wraparound in the
     CORE_ADDR.  But when we detect unsigned wraparound in the
     CORE_ADDR math, we ignore this test and print the offset,
     CORE_ADDR math, we ignore this test and print the offset,
     because addr+max_symbolic_offset has wrapped through the end
     because addr+max_symbolic_offset has wrapped through the end
     of the address space back to the beginning, giving bogus comparison.  */
     of the address space back to the beginning, giving bogus comparison.  */
  if (addr > name_location + max_symbolic_offset
  if (addr > name_location + max_symbolic_offset
      && name_location + max_symbolic_offset > name_location)
      && name_location + max_symbolic_offset > name_location)
    return 1;
    return 1;
 
 
  *offset = addr - name_location;
  *offset = addr - name_location;
 
 
  *name = xstrdup (name_temp);
  *name = xstrdup (name_temp);
 
 
  if (print_symbol_filename)
  if (print_symbol_filename)
    {
    {
      struct symtab_and_line sal;
      struct symtab_and_line sal;
 
 
      sal = find_pc_sect_line (addr, section, 0);
      sal = find_pc_sect_line (addr, section, 0);
 
 
      if (sal.symtab)
      if (sal.symtab)
        {
        {
          *filename = xstrdup (sal.symtab->filename);
          *filename = xstrdup (sal.symtab->filename);
          *line = sal.line;
          *line = sal.line;
        }
        }
    }
    }
  return 0;
  return 0;
}
}
 
 
/* Print address ADDR on STREAM.  USE_LOCAL means the same thing as for
/* Print address ADDR on STREAM.  USE_LOCAL means the same thing as for
   print_longest.  */
   print_longest.  */
void
void
deprecated_print_address_numeric (CORE_ADDR addr, int use_local,
deprecated_print_address_numeric (CORE_ADDR addr, int use_local,
                                  struct ui_file *stream)
                                  struct ui_file *stream)
{
{
  if (use_local)
  if (use_local)
    fputs_filtered (paddress (addr), stream);
    fputs_filtered (paddress (addr), stream);
  else
  else
    {
    {
      int addr_bit = gdbarch_addr_bit (current_gdbarch);
      int addr_bit = gdbarch_addr_bit (current_gdbarch);
 
 
      if (addr_bit < (sizeof (CORE_ADDR) * HOST_CHAR_BIT))
      if (addr_bit < (sizeof (CORE_ADDR) * HOST_CHAR_BIT))
        addr &= ((CORE_ADDR) 1 << addr_bit) - 1;
        addr &= ((CORE_ADDR) 1 << addr_bit) - 1;
      print_longest (stream, 'x', 0, (ULONGEST) addr);
      print_longest (stream, 'x', 0, (ULONGEST) addr);
    }
    }
}
}
 
 
/* Print address ADDR symbolically on STREAM.
/* Print address ADDR symbolically on STREAM.
   First print it as a number.  Then perhaps print
   First print it as a number.  Then perhaps print
   <SYMBOL + OFFSET> after the number.  */
   <SYMBOL + OFFSET> after the number.  */
 
 
void
void
print_address (CORE_ADDR addr, struct ui_file *stream)
print_address (CORE_ADDR addr, struct ui_file *stream)
{
{
  fputs_filtered (paddress (addr), stream);
  fputs_filtered (paddress (addr), stream);
  print_address_symbolic (addr, stream, asm_demangle, " ");
  print_address_symbolic (addr, stream, asm_demangle, " ");
}
}
 
 
/* Print address ADDR symbolically on STREAM.  Parameter DEMANGLE
/* Print address ADDR symbolically on STREAM.  Parameter DEMANGLE
   controls whether to print the symbolic name "raw" or demangled.
   controls whether to print the symbolic name "raw" or demangled.
   Global setting "addressprint" controls whether to print hex address
   Global setting "addressprint" controls whether to print hex address
   or not.  */
   or not.  */
 
 
void
void
print_address_demangle (CORE_ADDR addr, struct ui_file *stream,
print_address_demangle (CORE_ADDR addr, struct ui_file *stream,
                        int do_demangle)
                        int do_demangle)
{
{
  if (addr == 0)
  if (addr == 0)
    {
    {
      fprintf_filtered (stream, "0");
      fprintf_filtered (stream, "0");
    }
    }
  else if (addressprint)
  else if (addressprint)
    {
    {
      fputs_filtered (paddress (addr), stream);
      fputs_filtered (paddress (addr), stream);
      print_address_symbolic (addr, stream, do_demangle, " ");
      print_address_symbolic (addr, stream, do_demangle, " ");
    }
    }
  else
  else
    {
    {
      print_address_symbolic (addr, stream, do_demangle, "");
      print_address_symbolic (addr, stream, do_demangle, "");
    }
    }
}
}


 
 
/* These are the types that $__ will get after an examine command of one
/* These are the types that $__ will get after an examine command of one
   of these sizes.  */
   of these sizes.  */
 
 
static struct type *examine_i_type;
static struct type *examine_i_type;
 
 
static struct type *examine_b_type;
static struct type *examine_b_type;
static struct type *examine_h_type;
static struct type *examine_h_type;
static struct type *examine_w_type;
static struct type *examine_w_type;
static struct type *examine_g_type;
static struct type *examine_g_type;
 
 
/* Examine data at address ADDR in format FMT.
/* Examine data at address ADDR in format FMT.
   Fetch it from memory and print on gdb_stdout.  */
   Fetch it from memory and print on gdb_stdout.  */
 
 
static void
static void
do_examine (struct format_data fmt, CORE_ADDR addr)
do_examine (struct format_data fmt, CORE_ADDR addr)
{
{
  char format = 0;
  char format = 0;
  char size;
  char size;
  int count = 1;
  int count = 1;
  struct type *val_type = NULL;
  struct type *val_type = NULL;
  int i;
  int i;
  int maxelts;
  int maxelts;
 
 
  format = fmt.format;
  format = fmt.format;
  size = fmt.size;
  size = fmt.size;
  count = fmt.count;
  count = fmt.count;
  next_address = addr;
  next_address = addr;
 
 
  /* String or instruction format implies fetch single bytes
  /* String or instruction format implies fetch single bytes
     regardless of the specified size.  */
     regardless of the specified size.  */
  if (format == 's' || format == 'i')
  if (format == 's' || format == 'i')
    size = 'b';
    size = 'b';
 
 
  if (format == 'i')
  if (format == 'i')
    val_type = examine_i_type;
    val_type = examine_i_type;
  else if (size == 'b')
  else if (size == 'b')
    val_type = examine_b_type;
    val_type = examine_b_type;
  else if (size == 'h')
  else if (size == 'h')
    val_type = examine_h_type;
    val_type = examine_h_type;
  else if (size == 'w')
  else if (size == 'w')
    val_type = examine_w_type;
    val_type = examine_w_type;
  else if (size == 'g')
  else if (size == 'g')
    val_type = examine_g_type;
    val_type = examine_g_type;
 
 
  maxelts = 8;
  maxelts = 8;
  if (size == 'w')
  if (size == 'w')
    maxelts = 4;
    maxelts = 4;
  if (size == 'g')
  if (size == 'g')
    maxelts = 2;
    maxelts = 2;
  if (format == 's' || format == 'i')
  if (format == 's' || format == 'i')
    maxelts = 1;
    maxelts = 1;
 
 
  /* Print as many objects as specified in COUNT, at most maxelts per line,
  /* Print as many objects as specified in COUNT, at most maxelts per line,
     with the address of the next one at the start of each line.  */
     with the address of the next one at the start of each line.  */
 
 
  while (count > 0)
  while (count > 0)
    {
    {
      QUIT;
      QUIT;
      print_address (next_address, gdb_stdout);
      print_address (next_address, gdb_stdout);
      printf_filtered (":");
      printf_filtered (":");
      for (i = maxelts;
      for (i = maxelts;
           i > 0 && count > 0;
           i > 0 && count > 0;
           i--, count--)
           i--, count--)
        {
        {
          printf_filtered ("\t");
          printf_filtered ("\t");
          /* Note that print_formatted sets next_address for the next
          /* Note that print_formatted sets next_address for the next
             object.  */
             object.  */
          last_examine_address = next_address;
          last_examine_address = next_address;
 
 
          if (last_examine_value)
          if (last_examine_value)
            value_free (last_examine_value);
            value_free (last_examine_value);
 
 
          /* The value to be displayed is not fetched greedily.
          /* The value to be displayed is not fetched greedily.
             Instead, to avoid the possibility of a fetched value not
             Instead, to avoid the possibility of a fetched value not
             being used, its retrieval is delayed until the print code
             being used, its retrieval is delayed until the print code
             uses it.  When examining an instruction stream, the
             uses it.  When examining an instruction stream, the
             disassembler will perform its own memory fetch using just
             disassembler will perform its own memory fetch using just
             the address stored in LAST_EXAMINE_VALUE.  FIXME: Should
             the address stored in LAST_EXAMINE_VALUE.  FIXME: Should
             the disassembler be modified so that LAST_EXAMINE_VALUE
             the disassembler be modified so that LAST_EXAMINE_VALUE
             is left with the byte sequence from the last complete
             is left with the byte sequence from the last complete
             instruction fetched from memory? */
             instruction fetched from memory? */
          last_examine_value = value_at_lazy (val_type, next_address);
          last_examine_value = value_at_lazy (val_type, next_address);
 
 
          if (last_examine_value)
          if (last_examine_value)
            release_value (last_examine_value);
            release_value (last_examine_value);
 
 
          print_formatted (last_examine_value, format, size, gdb_stdout);
          print_formatted (last_examine_value, format, size, gdb_stdout);
 
 
          /* Display any branch delay slots following the final insn.  */
          /* Display any branch delay slots following the final insn.  */
          if (format == 'i' && count == 1)
          if (format == 'i' && count == 1)
            count += branch_delay_insns;
            count += branch_delay_insns;
        }
        }
      printf_filtered ("\n");
      printf_filtered ("\n");
      gdb_flush (gdb_stdout);
      gdb_flush (gdb_stdout);
    }
    }
}
}


static void
static void
validate_format (struct format_data fmt, char *cmdname)
validate_format (struct format_data fmt, char *cmdname)
{
{
  if (fmt.size != 0)
  if (fmt.size != 0)
    error (_("Size letters are meaningless in \"%s\" command."), cmdname);
    error (_("Size letters are meaningless in \"%s\" command."), cmdname);
  if (fmt.count != 1)
  if (fmt.count != 1)
    error (_("Item count other than 1 is meaningless in \"%s\" command."),
    error (_("Item count other than 1 is meaningless in \"%s\" command."),
           cmdname);
           cmdname);
  if (fmt.format == 'i')
  if (fmt.format == 'i')
    error (_("Format letter \"%c\" is meaningless in \"%s\" command."),
    error (_("Format letter \"%c\" is meaningless in \"%s\" command."),
           fmt.format, cmdname);
           fmt.format, cmdname);
}
}
 
 
/* Evaluate string EXP as an expression in the current language and
/* Evaluate string EXP as an expression in the current language and
   print the resulting value.  EXP may contain a format specifier as the
   print the resulting value.  EXP may contain a format specifier as the
   first argument ("/x myvar" for example, to print myvar in hex).  */
   first argument ("/x myvar" for example, to print myvar in hex).  */
 
 
static void
static void
print_command_1 (char *exp, int inspect, int voidprint)
print_command_1 (char *exp, int inspect, int voidprint)
{
{
  struct expression *expr;
  struct expression *expr;
  struct cleanup *old_chain = 0;
  struct cleanup *old_chain = 0;
  char format = 0;
  char format = 0;
  struct value *val;
  struct value *val;
  struct format_data fmt;
  struct format_data fmt;
  int cleanup = 0;
  int cleanup = 0;
 
 
  /* Pass inspect flag to the rest of the print routines in a global
  /* Pass inspect flag to the rest of the print routines in a global
     (sigh).  */
     (sigh).  */
  inspect_it = inspect;
  inspect_it = inspect;
 
 
  if (exp && *exp == '/')
  if (exp && *exp == '/')
    {
    {
      exp++;
      exp++;
      fmt = decode_format (&exp, last_format, 0);
      fmt = decode_format (&exp, last_format, 0);
      validate_format (fmt, "print");
      validate_format (fmt, "print");
      last_format = format = fmt.format;
      last_format = format = fmt.format;
    }
    }
  else
  else
    {
    {
      fmt.count = 1;
      fmt.count = 1;
      fmt.format = 0;
      fmt.format = 0;
      fmt.size = 0;
      fmt.size = 0;
    }
    }
 
 
  if (exp && *exp)
  if (exp && *exp)
    {
    {
      struct type *type;
      struct type *type;
      expr = parse_expression (exp);
      expr = parse_expression (exp);
      old_chain = make_cleanup (free_current_contents, &expr);
      old_chain = make_cleanup (free_current_contents, &expr);
      cleanup = 1;
      cleanup = 1;
      val = evaluate_expression (expr);
      val = evaluate_expression (expr);
    }
    }
  else
  else
    val = access_value_history (0);
    val = access_value_history (0);
 
 
  if (voidprint || (val && value_type (val) &&
  if (voidprint || (val && value_type (val) &&
                    TYPE_CODE (value_type (val)) != TYPE_CODE_VOID))
                    TYPE_CODE (value_type (val)) != TYPE_CODE_VOID))
    {
    {
      int histindex = record_latest_value (val);
      int histindex = record_latest_value (val);
 
 
      if (histindex >= 0)
      if (histindex >= 0)
        annotate_value_history_begin (histindex, value_type (val));
        annotate_value_history_begin (histindex, value_type (val));
      else
      else
        annotate_value_begin (value_type (val));
        annotate_value_begin (value_type (val));
 
 
      if (inspect)
      if (inspect)
        printf_unfiltered ("\031(gdb-makebuffer \"%s\"  %d '(\"",
        printf_unfiltered ("\031(gdb-makebuffer \"%s\"  %d '(\"",
                           exp, histindex);
                           exp, histindex);
      else if (histindex >= 0)
      else if (histindex >= 0)
        printf_filtered ("$%d = ", histindex);
        printf_filtered ("$%d = ", histindex);
 
 
      if (histindex >= 0)
      if (histindex >= 0)
        annotate_value_history_value ();
        annotate_value_history_value ();
 
 
      print_formatted (val, format, fmt.size, gdb_stdout);
      print_formatted (val, format, fmt.size, gdb_stdout);
      printf_filtered ("\n");
      printf_filtered ("\n");
 
 
      if (histindex >= 0)
      if (histindex >= 0)
        annotate_value_history_end ();
        annotate_value_history_end ();
      else
      else
        annotate_value_end ();
        annotate_value_end ();
 
 
      if (inspect)
      if (inspect)
        printf_unfiltered ("\") )\030");
        printf_unfiltered ("\") )\030");
    }
    }
 
 
  if (cleanup)
  if (cleanup)
    do_cleanups (old_chain);
    do_cleanups (old_chain);
  inspect_it = 0;                /* Reset print routines to normal.  */
  inspect_it = 0;                /* Reset print routines to normal.  */
}
}
 
 
static void
static void
print_command (char *exp, int from_tty)
print_command (char *exp, int from_tty)
{
{
  print_command_1 (exp, 0, 1);
  print_command_1 (exp, 0, 1);
}
}
 
 
/* Same as print, except in epoch, it gets its own window.  */
/* Same as print, except in epoch, it gets its own window.  */
static void
static void
inspect_command (char *exp, int from_tty)
inspect_command (char *exp, int from_tty)
{
{
  extern int epoch_interface;
  extern int epoch_interface;
 
 
  print_command_1 (exp, epoch_interface, 1);
  print_command_1 (exp, epoch_interface, 1);
}
}
 
 
/* Same as print, except it doesn't print void results.  */
/* Same as print, except it doesn't print void results.  */
static void
static void
call_command (char *exp, int from_tty)
call_command (char *exp, int from_tty)
{
{
  print_command_1 (exp, 0, 0);
  print_command_1 (exp, 0, 0);
}
}
 
 
void
void
output_command (char *exp, int from_tty)
output_command (char *exp, int from_tty)
{
{
  struct expression *expr;
  struct expression *expr;
  struct cleanup *old_chain;
  struct cleanup *old_chain;
  char format = 0;
  char format = 0;
  struct value *val;
  struct value *val;
  struct format_data fmt;
  struct format_data fmt;
 
 
  fmt.size = 0;
  fmt.size = 0;
 
 
  if (exp && *exp == '/')
  if (exp && *exp == '/')
    {
    {
      exp++;
      exp++;
      fmt = decode_format (&exp, 0, 0);
      fmt = decode_format (&exp, 0, 0);
      validate_format (fmt, "output");
      validate_format (fmt, "output");
      format = fmt.format;
      format = fmt.format;
    }
    }
 
 
  expr = parse_expression (exp);
  expr = parse_expression (exp);
  old_chain = make_cleanup (free_current_contents, &expr);
  old_chain = make_cleanup (free_current_contents, &expr);
 
 
  val = evaluate_expression (expr);
  val = evaluate_expression (expr);
 
 
  annotate_value_begin (value_type (val));
  annotate_value_begin (value_type (val));
 
 
  print_formatted (val, format, fmt.size, gdb_stdout);
  print_formatted (val, format, fmt.size, gdb_stdout);
 
 
  annotate_value_end ();
  annotate_value_end ();
 
 
  wrap_here ("");
  wrap_here ("");
  gdb_flush (gdb_stdout);
  gdb_flush (gdb_stdout);
 
 
  do_cleanups (old_chain);
  do_cleanups (old_chain);
}
}
 
 
static void
static void
set_command (char *exp, int from_tty)
set_command (char *exp, int from_tty)
{
{
  struct expression *expr = parse_expression (exp);
  struct expression *expr = parse_expression (exp);
  struct cleanup *old_chain =
  struct cleanup *old_chain =
    make_cleanup (free_current_contents, &expr);
    make_cleanup (free_current_contents, &expr);
  evaluate_expression (expr);
  evaluate_expression (expr);
  do_cleanups (old_chain);
  do_cleanups (old_chain);
}
}
 
 
static void
static void
sym_info (char *arg, int from_tty)
sym_info (char *arg, int from_tty)
{
{
  struct minimal_symbol *msymbol;
  struct minimal_symbol *msymbol;
  struct objfile *objfile;
  struct objfile *objfile;
  struct obj_section *osect;
  struct obj_section *osect;
  asection *sect;
  asection *sect;
  CORE_ADDR addr, sect_addr;
  CORE_ADDR addr, sect_addr;
  int matches = 0;
  int matches = 0;
  unsigned int offset;
  unsigned int offset;
 
 
  if (!arg)
  if (!arg)
    error_no_arg (_("address"));
    error_no_arg (_("address"));
 
 
  addr = parse_and_eval_address (arg);
  addr = parse_and_eval_address (arg);
  ALL_OBJSECTIONS (objfile, osect)
  ALL_OBJSECTIONS (objfile, osect)
  {
  {
    /* Only process each object file once, even if there's a separate
    /* Only process each object file once, even if there's a separate
       debug file.  */
       debug file.  */
    if (objfile->separate_debug_objfile_backlink)
    if (objfile->separate_debug_objfile_backlink)
      continue;
      continue;
 
 
    sect = osect->the_bfd_section;
    sect = osect->the_bfd_section;
    sect_addr = overlay_mapped_address (addr, sect);
    sect_addr = overlay_mapped_address (addr, sect);
 
 
    if (osect->addr <= sect_addr && sect_addr < osect->endaddr &&
    if (osect->addr <= sect_addr && sect_addr < osect->endaddr &&
        (msymbol = lookup_minimal_symbol_by_pc_section (sect_addr, sect)))
        (msymbol = lookup_minimal_symbol_by_pc_section (sect_addr, sect)))
      {
      {
        matches = 1;
        matches = 1;
        offset = sect_addr - SYMBOL_VALUE_ADDRESS (msymbol);
        offset = sect_addr - SYMBOL_VALUE_ADDRESS (msymbol);
        if (offset)
        if (offset)
          printf_filtered ("%s + %u in ",
          printf_filtered ("%s + %u in ",
                           SYMBOL_PRINT_NAME (msymbol), offset);
                           SYMBOL_PRINT_NAME (msymbol), offset);
        else
        else
          printf_filtered ("%s in ",
          printf_filtered ("%s in ",
                           SYMBOL_PRINT_NAME (msymbol));
                           SYMBOL_PRINT_NAME (msymbol));
        if (pc_in_unmapped_range (addr, sect))
        if (pc_in_unmapped_range (addr, sect))
          printf_filtered (_("load address range of "));
          printf_filtered (_("load address range of "));
        if (section_is_overlay (sect))
        if (section_is_overlay (sect))
          printf_filtered (_("%s overlay "),
          printf_filtered (_("%s overlay "),
                           section_is_mapped (sect) ? "mapped" : "unmapped");
                           section_is_mapped (sect) ? "mapped" : "unmapped");
        printf_filtered (_("section %s"), sect->name);
        printf_filtered (_("section %s"), sect->name);
        printf_filtered ("\n");
        printf_filtered ("\n");
      }
      }
  }
  }
  if (matches == 0)
  if (matches == 0)
    printf_filtered (_("No symbol matches %s.\n"), arg);
    printf_filtered (_("No symbol matches %s.\n"), arg);
}
}
 
 
static void
static void
address_info (char *exp, int from_tty)
address_info (char *exp, int from_tty)
{
{
  struct symbol *sym;
  struct symbol *sym;
  struct minimal_symbol *msymbol;
  struct minimal_symbol *msymbol;
  long val;
  long val;
  long basereg;
  long basereg;
  asection *section;
  asection *section;
  CORE_ADDR load_addr;
  CORE_ADDR load_addr;
  int is_a_field_of_this;       /* C++: lookup_symbol sets this to nonzero
  int is_a_field_of_this;       /* C++: lookup_symbol sets this to nonzero
                                   if exp is a field of `this'. */
                                   if exp is a field of `this'. */
 
 
  if (exp == 0)
  if (exp == 0)
    error (_("Argument required."));
    error (_("Argument required."));
 
 
  sym = lookup_symbol (exp, get_selected_block (0), VAR_DOMAIN,
  sym = lookup_symbol (exp, get_selected_block (0), VAR_DOMAIN,
                       &is_a_field_of_this, (struct symtab **) NULL);
                       &is_a_field_of_this, (struct symtab **) NULL);
  if (sym == NULL)
  if (sym == NULL)
    {
    {
      if (is_a_field_of_this)
      if (is_a_field_of_this)
        {
        {
          printf_filtered ("Symbol \"");
          printf_filtered ("Symbol \"");
          fprintf_symbol_filtered (gdb_stdout, exp,
          fprintf_symbol_filtered (gdb_stdout, exp,
                                   current_language->la_language, DMGL_ANSI);
                                   current_language->la_language, DMGL_ANSI);
          printf_filtered ("\" is a field of the local class variable ");
          printf_filtered ("\" is a field of the local class variable ");
          if (current_language->la_language == language_objc)
          if (current_language->la_language == language_objc)
            printf_filtered ("`self'\n");       /* ObjC equivalent of "this" */
            printf_filtered ("`self'\n");       /* ObjC equivalent of "this" */
          else
          else
            printf_filtered ("`this'\n");
            printf_filtered ("`this'\n");
          return;
          return;
        }
        }
 
 
      msymbol = lookup_minimal_symbol (exp, NULL, NULL);
      msymbol = lookup_minimal_symbol (exp, NULL, NULL);
 
 
      if (msymbol != NULL)
      if (msymbol != NULL)
        {
        {
          load_addr = SYMBOL_VALUE_ADDRESS (msymbol);
          load_addr = SYMBOL_VALUE_ADDRESS (msymbol);
 
 
          printf_filtered ("Symbol \"");
          printf_filtered ("Symbol \"");
          fprintf_symbol_filtered (gdb_stdout, exp,
          fprintf_symbol_filtered (gdb_stdout, exp,
                                   current_language->la_language, DMGL_ANSI);
                                   current_language->la_language, DMGL_ANSI);
          printf_filtered ("\" is at ");
          printf_filtered ("\" is at ");
          fputs_filtered (paddress (load_addr), gdb_stdout);
          fputs_filtered (paddress (load_addr), gdb_stdout);
          printf_filtered (" in a file compiled without debugging");
          printf_filtered (" in a file compiled without debugging");
          section = SYMBOL_BFD_SECTION (msymbol);
          section = SYMBOL_BFD_SECTION (msymbol);
          if (section_is_overlay (section))
          if (section_is_overlay (section))
            {
            {
              load_addr = overlay_unmapped_address (load_addr, section);
              load_addr = overlay_unmapped_address (load_addr, section);
              printf_filtered (",\n -- loaded at ");
              printf_filtered (",\n -- loaded at ");
              fputs_filtered (paddress (load_addr), gdb_stdout);
              fputs_filtered (paddress (load_addr), gdb_stdout);
              printf_filtered (" in overlay section %s", section->name);
              printf_filtered (" in overlay section %s", section->name);
            }
            }
          printf_filtered (".\n");
          printf_filtered (".\n");
        }
        }
      else
      else
        error (_("No symbol \"%s\" in current context."), exp);
        error (_("No symbol \"%s\" in current context."), exp);
      return;
      return;
    }
    }
 
 
  printf_filtered ("Symbol \"");
  printf_filtered ("Symbol \"");
  fprintf_symbol_filtered (gdb_stdout, DEPRECATED_SYMBOL_NAME (sym),
  fprintf_symbol_filtered (gdb_stdout, DEPRECATED_SYMBOL_NAME (sym),
                           current_language->la_language, DMGL_ANSI);
                           current_language->la_language, DMGL_ANSI);
  printf_filtered ("\" is ");
  printf_filtered ("\" is ");
  val = SYMBOL_VALUE (sym);
  val = SYMBOL_VALUE (sym);
  basereg = SYMBOL_BASEREG (sym);
  basereg = SYMBOL_BASEREG (sym);
  section = SYMBOL_BFD_SECTION (sym);
  section = SYMBOL_BFD_SECTION (sym);
 
 
  switch (SYMBOL_CLASS (sym))
  switch (SYMBOL_CLASS (sym))
    {
    {
    case LOC_CONST:
    case LOC_CONST:
    case LOC_CONST_BYTES:
    case LOC_CONST_BYTES:
      printf_filtered ("constant");
      printf_filtered ("constant");
      break;
      break;
 
 
    case LOC_LABEL:
    case LOC_LABEL:
      printf_filtered ("a label at address ");
      printf_filtered ("a label at address ");
      fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
      fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
                      gdb_stdout);
                      gdb_stdout);
      if (section_is_overlay (section))
      if (section_is_overlay (section))
        {
        {
          load_addr = overlay_unmapped_address (load_addr, section);
          load_addr = overlay_unmapped_address (load_addr, section);
          printf_filtered (",\n -- loaded at ");
          printf_filtered (",\n -- loaded at ");
          fputs_filtered (paddress (load_addr), gdb_stdout);
          fputs_filtered (paddress (load_addr), gdb_stdout);
          printf_filtered (" in overlay section %s", section->name);
          printf_filtered (" in overlay section %s", section->name);
        }
        }
      break;
      break;
 
 
    case LOC_COMPUTED:
    case LOC_COMPUTED:
    case LOC_COMPUTED_ARG:
    case LOC_COMPUTED_ARG:
      /* FIXME: cagney/2004-01-26: It should be possible to
      /* FIXME: cagney/2004-01-26: It should be possible to
         unconditionally call the SYMBOL_OPS method when available.
         unconditionally call the SYMBOL_OPS method when available.
         Unfortunately DWARF 2 stores the frame-base (instead of the
         Unfortunately DWARF 2 stores the frame-base (instead of the
         function) location in a function's symbol.  Oops!  For the
         function) location in a function's symbol.  Oops!  For the
         moment enable this when/where applicable.  */
         moment enable this when/where applicable.  */
      SYMBOL_OPS (sym)->describe_location (sym, gdb_stdout);
      SYMBOL_OPS (sym)->describe_location (sym, gdb_stdout);
      break;
      break;
 
 
    case LOC_REGISTER:
    case LOC_REGISTER:
      printf_filtered (_("a variable in register %s"),
      printf_filtered (_("a variable in register %s"),
                         gdbarch_register_name (current_gdbarch, val));
                         gdbarch_register_name (current_gdbarch, val));
      break;
      break;
 
 
    case LOC_STATIC:
    case LOC_STATIC:
      printf_filtered (_("static storage at address "));
      printf_filtered (_("static storage at address "));
     fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
     fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
                     gdb_stdout);
                     gdb_stdout);
      if (section_is_overlay (section))
      if (section_is_overlay (section))
        {
        {
          load_addr = overlay_unmapped_address (load_addr, section);
          load_addr = overlay_unmapped_address (load_addr, section);
          printf_filtered (_(",\n -- loaded at "));
          printf_filtered (_(",\n -- loaded at "));
          fputs_filtered (paddress (load_addr), gdb_stdout);
          fputs_filtered (paddress (load_addr), gdb_stdout);
          printf_filtered (_(" in overlay section %s"), section->name);
          printf_filtered (_(" in overlay section %s"), section->name);
        }
        }
      break;
      break;
 
 
    case LOC_INDIRECT:
    case LOC_INDIRECT:
      printf_filtered (_("external global (indirect addressing), at address *("));
      printf_filtered (_("external global (indirect addressing), at address *("));
      fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
      fputs_filtered (paddress (load_addr = SYMBOL_VALUE_ADDRESS (sym)),
                      gdb_stdout);
                      gdb_stdout);
      printf_filtered (")");
      printf_filtered (")");
      if (section_is_overlay (section))
      if (section_is_overlay (section))
        {
        {
          load_addr = overlay_unmapped_address (load_addr, section);
          load_addr = overlay_unmapped_address (load_addr, section);
          printf_filtered (_(",\n -- loaded at "));
          printf_filtered (_(",\n -- loaded at "));
          fputs_filtered (paddress (load_addr), gdb_stdout);
          fputs_filtered (paddress (load_addr), gdb_stdout);
          printf_filtered (_(" in overlay section %s"), section->name);
          printf_filtered (_(" in overlay section %s"), section->name);
        }
        }
      break;
      break;
 
 
    case LOC_REGPARM:
    case LOC_REGPARM:
      printf_filtered (_("an argument in register %s"),
      printf_filtered (_("an argument in register %s"),
                         gdbarch_register_name (current_gdbarch, val));
                         gdbarch_register_name (current_gdbarch, val));
      break;
      break;
 
 
    case LOC_REGPARM_ADDR:
    case LOC_REGPARM_ADDR:
      printf_filtered (_("address of an argument in register %s"),
      printf_filtered (_("address of an argument in register %s"),
                       gdbarch_register_name (current_gdbarch, val));
                       gdbarch_register_name (current_gdbarch, val));
      break;
      break;
 
 
    case LOC_ARG:
    case LOC_ARG:
      printf_filtered (_("an argument at offset %ld"), val);
      printf_filtered (_("an argument at offset %ld"), val);
      break;
      break;
 
 
    case LOC_LOCAL_ARG:
    case LOC_LOCAL_ARG:
      printf_filtered (_("an argument at frame offset %ld"), val);
      printf_filtered (_("an argument at frame offset %ld"), val);
      break;
      break;
 
 
    case LOC_LOCAL:
    case LOC_LOCAL:
      printf_filtered (_("a local variable at frame offset %ld"), val);
      printf_filtered (_("a local variable at frame offset %ld"), val);
      break;
      break;
 
 
    case LOC_REF_ARG:
    case LOC_REF_ARG:
      printf_filtered (_("a reference argument at offset %ld"), val);
      printf_filtered (_("a reference argument at offset %ld"), val);
      break;
      break;
 
 
    case LOC_BASEREG:
    case LOC_BASEREG:
      printf_filtered (_("a variable at offset %ld from register %s"),
      printf_filtered (_("a variable at offset %ld from register %s"),
                       val, gdbarch_register_name (current_gdbarch, basereg));
                       val, gdbarch_register_name (current_gdbarch, basereg));
      break;
      break;
 
 
    case LOC_BASEREG_ARG:
    case LOC_BASEREG_ARG:
      printf_filtered (_("an argument at offset %ld from register %s"),
      printf_filtered (_("an argument at offset %ld from register %s"),
                       val, gdbarch_register_name (current_gdbarch, basereg));
                       val, gdbarch_register_name (current_gdbarch, basereg));
      break;
      break;
 
 
    case LOC_TYPEDEF:
    case LOC_TYPEDEF:
      printf_filtered (_("a typedef"));
      printf_filtered (_("a typedef"));
      break;
      break;
 
 
    case LOC_BLOCK:
    case LOC_BLOCK:
      printf_filtered (_("a function at address "));
      printf_filtered (_("a function at address "));
      load_addr = BLOCK_START (SYMBOL_BLOCK_VALUE (sym));
      load_addr = BLOCK_START (SYMBOL_BLOCK_VALUE (sym));
      fputs_filtered (paddress (load_addr), gdb_stdout);
      fputs_filtered (paddress (load_addr), gdb_stdout);
      if (section_is_overlay (section))
      if (section_is_overlay (section))
        {
        {
          load_addr = overlay_unmapped_address (load_addr, section);
          load_addr = overlay_unmapped_address (load_addr, section);
          printf_filtered (_(",\n -- loaded at "));
          printf_filtered (_(",\n -- loaded at "));
          fputs_filtered (paddress (load_addr), gdb_stdout);
          fputs_filtered (paddress (load_addr), gdb_stdout);
          printf_filtered (_(" in overlay section %s"), section->name);
          printf_filtered (_(" in overlay section %s"), section->name);
        }
        }
      break;
      break;
 
 
    case LOC_UNRESOLVED:
    case LOC_UNRESOLVED:
      {
      {
        struct minimal_symbol *msym;
        struct minimal_symbol *msym;
 
 
        msym = lookup_minimal_symbol (DEPRECATED_SYMBOL_NAME (sym), NULL, NULL);
        msym = lookup_minimal_symbol (DEPRECATED_SYMBOL_NAME (sym), NULL, NULL);
        if (msym == NULL)
        if (msym == NULL)
          printf_filtered ("unresolved");
          printf_filtered ("unresolved");
        else
        else
          {
          {
            section = SYMBOL_BFD_SECTION (msym);
            section = SYMBOL_BFD_SECTION (msym);
            printf_filtered (_("static storage at address "));
            printf_filtered (_("static storage at address "));
            load_addr = SYMBOL_VALUE_ADDRESS (msym);
            load_addr = SYMBOL_VALUE_ADDRESS (msym);
            fputs_filtered (paddress (load_addr), gdb_stdout);
            fputs_filtered (paddress (load_addr), gdb_stdout);
            if (section_is_overlay (section))
            if (section_is_overlay (section))
              {
              {
                load_addr = overlay_unmapped_address (load_addr, section);
                load_addr = overlay_unmapped_address (load_addr, section);
                printf_filtered (_(",\n -- loaded at "));
                printf_filtered (_(",\n -- loaded at "));
                fputs_filtered (paddress (load_addr), gdb_stdout);
                fputs_filtered (paddress (load_addr), gdb_stdout);
                printf_filtered (_(" in overlay section %s"), section->name);
                printf_filtered (_(" in overlay section %s"), section->name);
              }
              }
          }
          }
      }
      }
      break;
      break;
 
 
    case LOC_HP_THREAD_LOCAL_STATIC:
    case LOC_HP_THREAD_LOCAL_STATIC:
      printf_filtered (_("\
      printf_filtered (_("\
a thread-local variable at offset %ld from the thread base register %s"),
a thread-local variable at offset %ld from the thread base register %s"),
                       val, gdbarch_register_name (current_gdbarch, basereg));
                       val, gdbarch_register_name (current_gdbarch, basereg));
      break;
      break;
 
 
    case LOC_OPTIMIZED_OUT:
    case LOC_OPTIMIZED_OUT:
      printf_filtered (_("optimized out"));
      printf_filtered (_("optimized out"));
      break;
      break;
 
 
    default:
    default:
      printf_filtered (_("of unknown (botched) type"));
      printf_filtered (_("of unknown (botched) type"));
      break;
      break;
    }
    }
  printf_filtered (".\n");
  printf_filtered (".\n");
}
}


 
 
static void
static void
x_command (char *exp, int from_tty)
x_command (char *exp, int from_tty)
{
{
  struct expression *expr;
  struct expression *expr;
  struct format_data fmt;
  struct format_data fmt;
  struct cleanup *old_chain;
  struct cleanup *old_chain;
  struct value *val;
  struct value *val;
 
 
  fmt.format = last_format;
  fmt.format = last_format;
  fmt.size = last_size;
  fmt.size = last_size;
  fmt.count = 1;
  fmt.count = 1;
 
 
  if (exp && *exp == '/')
  if (exp && *exp == '/')
    {
    {
      exp++;
      exp++;
      fmt = decode_format (&exp, last_format, last_size);
      fmt = decode_format (&exp, last_format, last_size);
    }
    }
 
 
  /* If we have an expression, evaluate it and use it as the address.  */
  /* If we have an expression, evaluate it and use it as the address.  */
 
 
  if (exp != 0 && *exp != 0)
  if (exp != 0 && *exp != 0)
    {
    {
      expr = parse_expression (exp);
      expr = parse_expression (exp);
      /* Cause expression not to be there any more if this command is
      /* Cause expression not to be there any more if this command is
         repeated with Newline.  But don't clobber a user-defined
         repeated with Newline.  But don't clobber a user-defined
         command's definition.  */
         command's definition.  */
      if (from_tty)
      if (from_tty)
        *exp = 0;
        *exp = 0;
      old_chain = make_cleanup (free_current_contents, &expr);
      old_chain = make_cleanup (free_current_contents, &expr);
      val = evaluate_expression (expr);
      val = evaluate_expression (expr);
      if (TYPE_CODE (value_type (val)) == TYPE_CODE_REF)
      if (TYPE_CODE (value_type (val)) == TYPE_CODE_REF)
        val = value_ind (val);
        val = value_ind (val);
      /* In rvalue contexts, such as this, functions are coerced into
      /* In rvalue contexts, such as this, functions are coerced into
         pointers to functions.  This makes "x/i main" work.  */
         pointers to functions.  This makes "x/i main" work.  */
      if (/* last_format == 'i'  && */
      if (/* last_format == 'i'  && */
          TYPE_CODE (value_type (val)) == TYPE_CODE_FUNC
          TYPE_CODE (value_type (val)) == TYPE_CODE_FUNC
           && VALUE_LVAL (val) == lval_memory)
           && VALUE_LVAL (val) == lval_memory)
        next_address = VALUE_ADDRESS (val);
        next_address = VALUE_ADDRESS (val);
      else
      else
        next_address = value_as_address (val);
        next_address = value_as_address (val);
      do_cleanups (old_chain);
      do_cleanups (old_chain);
    }
    }
 
 
  do_examine (fmt, next_address);
  do_examine (fmt, next_address);
 
 
  /* If the examine succeeds, we remember its size and format for next
  /* If the examine succeeds, we remember its size and format for next
     time.  */
     time.  */
  last_size = fmt.size;
  last_size = fmt.size;
  last_format = fmt.format;
  last_format = fmt.format;
 
 
  /* Set a couple of internal variables if appropriate. */
  /* Set a couple of internal variables if appropriate. */
  if (last_examine_value)
  if (last_examine_value)
    {
    {
      /* Make last address examined available to the user as $_.  Use
      /* Make last address examined available to the user as $_.  Use
         the correct pointer type.  */
         the correct pointer type.  */
      struct type *pointer_type
      struct type *pointer_type
        = lookup_pointer_type (value_type (last_examine_value));
        = lookup_pointer_type (value_type (last_examine_value));
      set_internalvar (lookup_internalvar ("_"),
      set_internalvar (lookup_internalvar ("_"),
                       value_from_pointer (pointer_type,
                       value_from_pointer (pointer_type,
                                           last_examine_address));
                                           last_examine_address));
 
 
      /* Make contents of last address examined available to the user
      /* Make contents of last address examined available to the user
         as $__.  If the last value has not been fetched from memory
         as $__.  If the last value has not been fetched from memory
         then don't fetch it now; instead mark it by voiding the $__
         then don't fetch it now; instead mark it by voiding the $__
         variable.  */
         variable.  */
      if (value_lazy (last_examine_value))
      if (value_lazy (last_examine_value))
        set_internalvar (lookup_internalvar ("__"),
        set_internalvar (lookup_internalvar ("__"),
                         allocate_value (builtin_type_void));
                         allocate_value (builtin_type_void));
      else
      else
        set_internalvar (lookup_internalvar ("__"), last_examine_value);
        set_internalvar (lookup_internalvar ("__"), last_examine_value);
    }
    }
}
}


 
 
/* Add an expression to the auto-display chain.
/* Add an expression to the auto-display chain.
   Specify the expression.  */
   Specify the expression.  */
 
 
static void
static void
display_command (char *exp, int from_tty)
display_command (char *exp, int from_tty)
{
{
  struct format_data fmt;
  struct format_data fmt;
  struct expression *expr;
  struct expression *expr;
  struct display *new;
  struct display *new;
  int display_it = 1;
  int display_it = 1;
 
 
#if defined(TUI)
#if defined(TUI)
  /* NOTE: cagney/2003-02-13 The `tui_active' was previously
  /* NOTE: cagney/2003-02-13 The `tui_active' was previously
     `tui_version'.  */
     `tui_version'.  */
  if (tui_active && exp != NULL && *exp == '$')
  if (tui_active && exp != NULL && *exp == '$')
    display_it = (tui_set_layout_for_display_command (exp) == TUI_FAILURE);
    display_it = (tui_set_layout_for_display_command (exp) == TUI_FAILURE);
#endif
#endif
 
 
  if (display_it)
  if (display_it)
    {
    {
      if (exp == 0)
      if (exp == 0)
        {
        {
          do_displays ();
          do_displays ();
          return;
          return;
        }
        }
 
 
      if (*exp == '/')
      if (*exp == '/')
        {
        {
          exp++;
          exp++;
          fmt = decode_format (&exp, 0, 0);
          fmt = decode_format (&exp, 0, 0);
          if (fmt.size && fmt.format == 0)
          if (fmt.size && fmt.format == 0)
            fmt.format = 'x';
            fmt.format = 'x';
          if (fmt.format == 'i' || fmt.format == 's')
          if (fmt.format == 'i' || fmt.format == 's')
            fmt.size = 'b';
            fmt.size = 'b';
        }
        }
      else
      else
        {
        {
          fmt.format = 0;
          fmt.format = 0;
          fmt.size = 0;
          fmt.size = 0;
          fmt.count = 0;
          fmt.count = 0;
        }
        }
 
 
      innermost_block = 0;
      innermost_block = 0;
      expr = parse_expression (exp);
      expr = parse_expression (exp);
 
 
      new = (struct display *) xmalloc (sizeof (struct display));
      new = (struct display *) xmalloc (sizeof (struct display));
 
 
      new->exp = expr;
      new->exp = expr;
      new->block = innermost_block;
      new->block = innermost_block;
      new->next = display_chain;
      new->next = display_chain;
      new->number = ++display_number;
      new->number = ++display_number;
      new->format = fmt;
      new->format = fmt;
      new->enabled_p = 1;
      new->enabled_p = 1;
      display_chain = new;
      display_chain = new;
 
 
      if (from_tty && target_has_execution)
      if (from_tty && target_has_execution)
        do_one_display (new);
        do_one_display (new);
 
 
      dont_repeat ();
      dont_repeat ();
    }
    }
}
}
 
 
static void
static void
free_display (struct display *d)
free_display (struct display *d)
{
{
  xfree (d->exp);
  xfree (d->exp);
  xfree (d);
  xfree (d);
}
}
 
 
/* Clear out the display_chain.  Done when new symtabs are loaded,
/* Clear out the display_chain.  Done when new symtabs are loaded,
   since this invalidates the types stored in many expressions.  */
   since this invalidates the types stored in many expressions.  */
 
 
void
void
clear_displays (void)
clear_displays (void)
{
{
  struct display *d;
  struct display *d;
 
 
  while ((d = display_chain) != NULL)
  while ((d = display_chain) != NULL)
    {
    {
      xfree (d->exp);
      xfree (d->exp);
      display_chain = d->next;
      display_chain = d->next;
      xfree (d);
      xfree (d);
    }
    }
}
}
 
 
/* Delete the auto-display number NUM.  */
/* Delete the auto-display number NUM.  */
 
 
static void
static void
delete_display (int num)
delete_display (int num)
{
{
  struct display *d1, *d;
  struct display *d1, *d;
 
 
  if (!display_chain)
  if (!display_chain)
    error (_("No display number %d."), num);
    error (_("No display number %d."), num);
 
 
  if (display_chain->number == num)
  if (display_chain->number == num)
    {
    {
      d1 = display_chain;
      d1 = display_chain;
      display_chain = d1->next;
      display_chain = d1->next;
      free_display (d1);
      free_display (d1);
    }
    }
  else
  else
    for (d = display_chain;; d = d->next)
    for (d = display_chain;; d = d->next)
      {
      {
        if (d->next == 0)
        if (d->next == 0)
          error (_("No display number %d."), num);
          error (_("No display number %d."), num);
        if (d->next->number == num)
        if (d->next->number == num)
          {
          {
            d1 = d->next;
            d1 = d->next;
            d->next = d1->next;
            d->next = d1->next;
            free_display (d1);
            free_display (d1);
            break;
            break;
          }
          }
      }
      }
}
}
 
 
/* Delete some values from the auto-display chain.
/* Delete some values from the auto-display chain.
   Specify the element numbers.  */
   Specify the element numbers.  */
 
 
static void
static void
undisplay_command (char *args, int from_tty)
undisplay_command (char *args, int from_tty)
{
{
  char *p = args;
  char *p = args;
  char *p1;
  char *p1;
  int num;
  int num;
 
 
  if (args == 0)
  if (args == 0)
    {
    {
      if (query ("Delete all auto-display expressions? "))
      if (query ("Delete all auto-display expressions? "))
        clear_displays ();
        clear_displays ();
      dont_repeat ();
      dont_repeat ();
      return;
      return;
    }
    }
 
 
  while (*p)
  while (*p)
    {
    {
      p1 = p;
      p1 = p;
      while (*p1 >= '0' && *p1 <= '9')
      while (*p1 >= '0' && *p1 <= '9')
        p1++;
        p1++;
      if (*p1 && *p1 != ' ' && *p1 != '\t')
      if (*p1 && *p1 != ' ' && *p1 != '\t')
        error (_("Arguments must be display numbers."));
        error (_("Arguments must be display numbers."));
 
 
      num = atoi (p);
      num = atoi (p);
 
 
      delete_display (num);
      delete_display (num);
 
 
      p = p1;
      p = p1;
      while (*p == ' ' || *p == '\t')
      while (*p == ' ' || *p == '\t')
        p++;
        p++;
    }
    }
  dont_repeat ();
  dont_repeat ();
}
}
 
 
/* Display a single auto-display.
/* Display a single auto-display.
   Do nothing if the display cannot be printed in the current context,
   Do nothing if the display cannot be printed in the current context,
   or if the display is disabled. */
   or if the display is disabled. */
 
 
static void
static void
do_one_display (struct display *d)
do_one_display (struct display *d)
{
{
  int within_current_scope;
  int within_current_scope;
 
 
  if (d->enabled_p == 0)
  if (d->enabled_p == 0)
    return;
    return;
 
 
  if (d->block)
  if (d->block)
    within_current_scope = contained_in (get_selected_block (0), d->block);
    within_current_scope = contained_in (get_selected_block (0), d->block);
  else
  else
    within_current_scope = 1;
    within_current_scope = 1;
  if (!within_current_scope)
  if (!within_current_scope)
    return;
    return;
 
 
  current_display_number = d->number;
  current_display_number = d->number;
 
 
  annotate_display_begin ();
  annotate_display_begin ();
  printf_filtered ("%d", d->number);
  printf_filtered ("%d", d->number);
  annotate_display_number_end ();
  annotate_display_number_end ();
  printf_filtered (": ");
  printf_filtered (": ");
  if (d->format.size)
  if (d->format.size)
    {
    {
      CORE_ADDR addr;
      CORE_ADDR addr;
      struct value *val;
      struct value *val;
 
 
      annotate_display_format ();
      annotate_display_format ();
 
 
      printf_filtered ("x/");
      printf_filtered ("x/");
      if (d->format.count != 1)
      if (d->format.count != 1)
        printf_filtered ("%d", d->format.count);
        printf_filtered ("%d", d->format.count);
      printf_filtered ("%c", d->format.format);
      printf_filtered ("%c", d->format.format);
      if (d->format.format != 'i' && d->format.format != 's')
      if (d->format.format != 'i' && d->format.format != 's')
        printf_filtered ("%c", d->format.size);
        printf_filtered ("%c", d->format.size);
      printf_filtered (" ");
      printf_filtered (" ");
 
 
      annotate_display_expression ();
      annotate_display_expression ();
 
 
      print_expression (d->exp, gdb_stdout);
      print_expression (d->exp, gdb_stdout);
      annotate_display_expression_end ();
      annotate_display_expression_end ();
 
 
      if (d->format.count != 1 || d->format.format == 'i')
      if (d->format.count != 1 || d->format.format == 'i')
        printf_filtered ("\n");
        printf_filtered ("\n");
      else
      else
        printf_filtered ("  ");
        printf_filtered ("  ");
 
 
      val = evaluate_expression (d->exp);
      val = evaluate_expression (d->exp);
      addr = value_as_address (val);
      addr = value_as_address (val);
      if (d->format.format == 'i')
      if (d->format.format == 'i')
        addr = gdbarch_addr_bits_remove (current_gdbarch, addr);
        addr = gdbarch_addr_bits_remove (current_gdbarch, addr);
 
 
      annotate_display_value ();
      annotate_display_value ();
 
 
      do_examine (d->format, addr);
      do_examine (d->format, addr);
    }
    }
  else
  else
    {
    {
      annotate_display_format ();
      annotate_display_format ();
 
 
      if (d->format.format)
      if (d->format.format)
        printf_filtered ("/%c ", d->format.format);
        printf_filtered ("/%c ", d->format.format);
 
 
      annotate_display_expression ();
      annotate_display_expression ();
 
 
      print_expression (d->exp, gdb_stdout);
      print_expression (d->exp, gdb_stdout);
      annotate_display_expression_end ();
      annotate_display_expression_end ();
 
 
      printf_filtered (" = ");
      printf_filtered (" = ");
 
 
      annotate_display_expression ();
      annotate_display_expression ();
 
 
      print_formatted (evaluate_expression (d->exp),
      print_formatted (evaluate_expression (d->exp),
                       d->format.format, d->format.size, gdb_stdout);
                       d->format.format, d->format.size, gdb_stdout);
      printf_filtered ("\n");
      printf_filtered ("\n");
    }
    }
 
 
  annotate_display_end ();
  annotate_display_end ();
 
 
  gdb_flush (gdb_stdout);
  gdb_flush (gdb_stdout);
  current_display_number = -1;
  current_display_number = -1;
}
}
 
 
/* Display all of the values on the auto-display chain which can be
/* Display all of the values on the auto-display chain which can be
   evaluated in the current scope.  */
   evaluated in the current scope.  */
 
 
void
void
do_displays (void)
do_displays (void)
{
{
  struct display *d;
  struct display *d;
 
 
  for (d = display_chain; d; d = d->next)
  for (d = display_chain; d; d = d->next)
    do_one_display (d);
    do_one_display (d);
}
}
 
 
/* Delete the auto-display which we were in the process of displaying.
/* Delete the auto-display which we were in the process of displaying.
   This is done when there is an error or a signal.  */
   This is done when there is an error or a signal.  */
 
 
void
void
disable_display (int num)
disable_display (int num)
{
{
  struct display *d;
  struct display *d;
 
 
  for (d = display_chain; d; d = d->next)
  for (d = display_chain; d; d = d->next)
    if (d->number == num)
    if (d->number == num)
      {
      {
        d->enabled_p = 0;
        d->enabled_p = 0;
        return;
        return;
      }
      }
  printf_unfiltered (_("No display number %d.\n"), num);
  printf_unfiltered (_("No display number %d.\n"), num);
}
}
 
 
void
void
disable_current_display (void)
disable_current_display (void)
{
{
  if (current_display_number >= 0)
  if (current_display_number >= 0)
    {
    {
      disable_display (current_display_number);
      disable_display (current_display_number);
      fprintf_unfiltered (gdb_stderr, _("\
      fprintf_unfiltered (gdb_stderr, _("\
Disabling display %d to avoid infinite recursion.\n"),
Disabling display %d to avoid infinite recursion.\n"),
                          current_display_number);
                          current_display_number);
    }
    }
  current_display_number = -1;
  current_display_number = -1;
}
}
 
 
static void
static void
display_info (char *ignore, int from_tty)
display_info (char *ignore, int from_tty)
{
{
  struct display *d;
  struct display *d;
 
 
  if (!display_chain)
  if (!display_chain)
    printf_unfiltered (_("There are no auto-display expressions now.\n"));
    printf_unfiltered (_("There are no auto-display expressions now.\n"));
  else
  else
    printf_filtered (_("Auto-display expressions now in effect:\n\
    printf_filtered (_("Auto-display expressions now in effect:\n\
Num Enb Expression\n"));
Num Enb Expression\n"));
 
 
  for (d = display_chain; d; d = d->next)
  for (d = display_chain; d; d = d->next)
    {
    {
      printf_filtered ("%d:   %c  ", d->number, "ny"[(int) d->enabled_p]);
      printf_filtered ("%d:   %c  ", d->number, "ny"[(int) d->enabled_p]);
      if (d->format.size)
      if (d->format.size)
        printf_filtered ("/%d%c%c ", d->format.count, d->format.size,
        printf_filtered ("/%d%c%c ", d->format.count, d->format.size,
                         d->format.format);
                         d->format.format);
      else if (d->format.format)
      else if (d->format.format)
        printf_filtered ("/%c ", d->format.format);
        printf_filtered ("/%c ", d->format.format);
      print_expression (d->exp, gdb_stdout);
      print_expression (d->exp, gdb_stdout);
      if (d->block && !contained_in (get_selected_block (0), d->block))
      if (d->block && !contained_in (get_selected_block (0), d->block))
        printf_filtered (_(" (cannot be evaluated in the current context)"));
        printf_filtered (_(" (cannot be evaluated in the current context)"));
      printf_filtered ("\n");
      printf_filtered ("\n");
      gdb_flush (gdb_stdout);
      gdb_flush (gdb_stdout);
    }
    }
}
}
 
 
static void
static void
enable_display (char *args, int from_tty)
enable_display (char *args, int from_tty)
{
{
  char *p = args;
  char *p = args;
  char *p1;
  char *p1;
  int num;
  int num;
  struct display *d;
  struct display *d;
 
 
  if (p == 0)
  if (p == 0)
    {
    {
      for (d = display_chain; d; d = d->next)
      for (d = display_chain; d; d = d->next)
        d->enabled_p = 1;
        d->enabled_p = 1;
    }
    }
  else
  else
    while (*p)
    while (*p)
      {
      {
        p1 = p;
        p1 = p;
        while (*p1 >= '0' && *p1 <= '9')
        while (*p1 >= '0' && *p1 <= '9')
          p1++;
          p1++;
        if (*p1 && *p1 != ' ' && *p1 != '\t')
        if (*p1 && *p1 != ' ' && *p1 != '\t')
          error (_("Arguments must be display numbers."));
          error (_("Arguments must be display numbers."));
 
 
        num = atoi (p);
        num = atoi (p);
 
 
        for (d = display_chain; d; d = d->next)
        for (d = display_chain; d; d = d->next)
          if (d->number == num)
          if (d->number == num)
            {
            {
              d->enabled_p = 1;
              d->enabled_p = 1;
              goto win;
              goto win;
            }
            }
        printf_unfiltered (_("No display number %d.\n"), num);
        printf_unfiltered (_("No display number %d.\n"), num);
      win:
      win:
        p = p1;
        p = p1;
        while (*p == ' ' || *p == '\t')
        while (*p == ' ' || *p == '\t')
          p++;
          p++;
      }
      }
}
}
 
 
static void
static void
disable_display_command (char *args, int from_tty)
disable_display_command (char *args, int from_tty)
{
{
  char *p = args;
  char *p = args;
  char *p1;
  char *p1;
  struct display *d;
  struct display *d;
 
 
  if (p == 0)
  if (p == 0)
    {
    {
      for (d = display_chain; d; d = d->next)
      for (d = display_chain; d; d = d->next)
        d->enabled_p = 0;
        d->enabled_p = 0;
    }
    }
  else
  else
    while (*p)
    while (*p)
      {
      {
        p1 = p;
        p1 = p;
        while (*p1 >= '0' && *p1 <= '9')
        while (*p1 >= '0' && *p1 <= '9')
          p1++;
          p1++;
        if (*p1 && *p1 != ' ' && *p1 != '\t')
        if (*p1 && *p1 != ' ' && *p1 != '\t')
          error (_("Arguments must be display numbers."));
          error (_("Arguments must be display numbers."));
 
 
        disable_display (atoi (p));
        disable_display (atoi (p));
 
 
        p = p1;
        p = p1;
        while (*p == ' ' || *p == '\t')
        while (*p == ' ' || *p == '\t')
          p++;
          p++;
      }
      }
}
}


 
 
/* Print the value in stack frame FRAME of a variable specified by a
/* Print the value in stack frame FRAME of a variable specified by a
   struct symbol.  */
   struct symbol.  */
 
 
void
void
print_variable_value (struct symbol *var, struct frame_info *frame,
print_variable_value (struct symbol *var, struct frame_info *frame,
                      struct ui_file *stream)
                      struct ui_file *stream)
{
{
  struct value *val = read_var_value (var, frame);
  struct value *val = read_var_value (var, frame);
 
 
  value_print (val, stream, 0, Val_pretty_default);
  value_print (val, stream, 0, Val_pretty_default);
}
}
 
 
static void
static void
printf_command (char *arg, int from_tty)
printf_command (char *arg, int from_tty)
{
{
  char *f = NULL;
  char *f = NULL;
  char *s = arg;
  char *s = arg;
  char *string = NULL;
  char *string = NULL;
  struct value **val_args;
  struct value **val_args;
  char *substrings;
  char *substrings;
  char *current_substring;
  char *current_substring;
  int nargs = 0;
  int nargs = 0;
  int allocated_args = 20;
  int allocated_args = 20;
  struct cleanup *old_cleanups;
  struct cleanup *old_cleanups;
 
 
  val_args = xmalloc (allocated_args * sizeof (struct value *));
  val_args = xmalloc (allocated_args * sizeof (struct value *));
  old_cleanups = make_cleanup (free_current_contents, &val_args);
  old_cleanups = make_cleanup (free_current_contents, &val_args);
 
 
  if (s == 0)
  if (s == 0)
    error_no_arg (_("format-control string and values to print"));
    error_no_arg (_("format-control string and values to print"));
 
 
  /* Skip white space before format string */
  /* Skip white space before format string */
  while (*s == ' ' || *s == '\t')
  while (*s == ' ' || *s == '\t')
    s++;
    s++;
 
 
  /* A format string should follow, enveloped in double quotes.  */
  /* A format string should follow, enveloped in double quotes.  */
  if (*s++ != '"')
  if (*s++ != '"')
    error (_("Bad format string, missing '\"'."));
    error (_("Bad format string, missing '\"'."));
 
 
  /* Parse the format-control string and copy it into the string STRING,
  /* Parse the format-control string and copy it into the string STRING,
     processing some kinds of escape sequence.  */
     processing some kinds of escape sequence.  */
 
 
  f = string = (char *) alloca (strlen (s) + 1);
  f = string = (char *) alloca (strlen (s) + 1);
 
 
  while (*s != '"')
  while (*s != '"')
    {
    {
      int c = *s++;
      int c = *s++;
      switch (c)
      switch (c)
        {
        {
        case '\0':
        case '\0':
          error (_("Bad format string, non-terminated '\"'."));
          error (_("Bad format string, non-terminated '\"'."));
 
 
        case '\\':
        case '\\':
          switch (c = *s++)
          switch (c = *s++)
            {
            {
            case '\\':
            case '\\':
              *f++ = '\\';
              *f++ = '\\';
              break;
              break;
            case 'a':
            case 'a':
              *f++ = '\a';
              *f++ = '\a';
              break;
              break;
            case 'b':
            case 'b':
              *f++ = '\b';
              *f++ = '\b';
              break;
              break;
            case 'f':
            case 'f':
              *f++ = '\f';
              *f++ = '\f';
              break;
              break;
            case 'n':
            case 'n':
              *f++ = '\n';
              *f++ = '\n';
              break;
              break;
            case 'r':
            case 'r':
              *f++ = '\r';
              *f++ = '\r';
              break;
              break;
            case 't':
            case 't':
              *f++ = '\t';
              *f++ = '\t';
              break;
              break;
            case 'v':
            case 'v':
              *f++ = '\v';
              *f++ = '\v';
              break;
              break;
            case '"':
            case '"':
              *f++ = '"';
              *f++ = '"';
              break;
              break;
            default:
            default:
              /* ??? TODO: handle other escape sequences */
              /* ??? TODO: handle other escape sequences */
              error (_("Unrecognized escape character \\%c in format string."),
              error (_("Unrecognized escape character \\%c in format string."),
                     c);
                     c);
            }
            }
          break;
          break;
 
 
        default:
        default:
          *f++ = c;
          *f++ = c;
        }
        }
    }
    }
 
 
  /* Skip over " and following space and comma.  */
  /* Skip over " and following space and comma.  */
  s++;
  s++;
  *f++ = '\0';
  *f++ = '\0';
  while (*s == ' ' || *s == '\t')
  while (*s == ' ' || *s == '\t')
    s++;
    s++;
 
 
  if (*s != ',' && *s != 0)
  if (*s != ',' && *s != 0)
    error (_("Invalid argument syntax"));
    error (_("Invalid argument syntax"));
 
 
  if (*s == ',')
  if (*s == ',')
    s++;
    s++;
  while (*s == ' ' || *s == '\t')
  while (*s == ' ' || *s == '\t')
    s++;
    s++;
 
 
  /* Need extra space for the '\0's.  Doubling the size is sufficient.  */
  /* Need extra space for the '\0's.  Doubling the size is sufficient.  */
  substrings = alloca (strlen (string) * 2);
  substrings = alloca (strlen (string) * 2);
  current_substring = substrings;
  current_substring = substrings;
 
 
  {
  {
    /* Now scan the string for %-specs and see what kinds of args they want.
    /* Now scan the string for %-specs and see what kinds of args they want.
       argclass[I] classifies the %-specs so we can give printf_filtered
       argclass[I] classifies the %-specs so we can give printf_filtered
       something of the right size.  */
       something of the right size.  */
 
 
    enum argclass
    enum argclass
      {
      {
        int_arg, long_arg, long_long_arg, ptr_arg, string_arg,
        int_arg, long_arg, long_long_arg, ptr_arg, string_arg,
        double_arg, long_double_arg, decfloat_arg
        double_arg, long_double_arg, decfloat_arg
      };
      };
    enum argclass *argclass;
    enum argclass *argclass;
    enum argclass this_argclass;
    enum argclass this_argclass;
    char *last_arg;
    char *last_arg;
    int nargs_wanted;
    int nargs_wanted;
    int i;
    int i;
 
 
    argclass = (enum argclass *) alloca (strlen (s) * sizeof *argclass);
    argclass = (enum argclass *) alloca (strlen (s) * sizeof *argclass);
    nargs_wanted = 0;
    nargs_wanted = 0;
    f = string;
    f = string;
    last_arg = string;
    last_arg = string;
    while (*f)
    while (*f)
      if (*f++ == '%')
      if (*f++ == '%')
        {
        {
          int seen_hash = 0, seen_zero = 0, lcount = 0, seen_prec = 0;
          int seen_hash = 0, seen_zero = 0, lcount = 0, seen_prec = 0;
          int seen_space = 0, seen_plus = 0;
          int seen_space = 0, seen_plus = 0;
          int seen_big_l = 0, seen_h = 0, seen_big_h = 0;
          int seen_big_l = 0, seen_h = 0, seen_big_h = 0;
          int seen_big_d = 0, seen_double_big_d = 0;
          int seen_big_d = 0, seen_double_big_d = 0;
          int bad = 0;
          int bad = 0;
 
 
          /* Check the validity of the format specifier, and work
          /* Check the validity of the format specifier, and work
             out what argument it expects.  We only accept C89
             out what argument it expects.  We only accept C89
             format strings, with the exception of long long (which
             format strings, with the exception of long long (which
             we autoconf for).  */
             we autoconf for).  */
 
 
          /* Skip over "%%".  */
          /* Skip over "%%".  */
          if (*f == '%')
          if (*f == '%')
            {
            {
              f++;
              f++;
              continue;
              continue;
            }
            }
 
 
          /* The first part of a format specifier is a set of flag
          /* The first part of a format specifier is a set of flag
             characters.  */
             characters.  */
          while (strchr ("0-+ #", *f))
          while (strchr ("0-+ #", *f))
            {
            {
              if (*f == '#')
              if (*f == '#')
                seen_hash = 1;
                seen_hash = 1;
              else if (*f == '0')
              else if (*f == '0')
                seen_zero = 1;
                seen_zero = 1;
              else if (*f == ' ')
              else if (*f == ' ')
                seen_space = 1;
                seen_space = 1;
              else if (*f == '+')
              else if (*f == '+')
                seen_plus = 1;
                seen_plus = 1;
              f++;
              f++;
            }
            }
 
 
          /* The next part of a format specifier is a width.  */
          /* The next part of a format specifier is a width.  */
          while (strchr ("0123456789", *f))
          while (strchr ("0123456789", *f))
            f++;
            f++;
 
 
          /* The next part of a format specifier is a precision.  */
          /* The next part of a format specifier is a precision.  */
          if (*f == '.')
          if (*f == '.')
            {
            {
              seen_prec = 1;
              seen_prec = 1;
              f++;
              f++;
              while (strchr ("0123456789", *f))
              while (strchr ("0123456789", *f))
                f++;
                f++;
            }
            }
 
 
          /* The next part of a format specifier is a length modifier.  */
          /* The next part of a format specifier is a length modifier.  */
          if (*f == 'h')
          if (*f == 'h')
            {
            {
              seen_h = 1;
              seen_h = 1;
              f++;
              f++;
            }
            }
          else if (*f == 'l')
          else if (*f == 'l')
            {
            {
              f++;
              f++;
              lcount++;
              lcount++;
              if (*f == 'l')
              if (*f == 'l')
                {
                {
                  f++;
                  f++;
                  lcount++;
                  lcount++;
                }
                }
            }
            }
          else if (*f == 'L')
          else if (*f == 'L')
            {
            {
              seen_big_l = 1;
              seen_big_l = 1;
              f++;
              f++;
            }
            }
          /* Decimal32 modifier.  */
          /* Decimal32 modifier.  */
          else if (*f == 'H')
          else if (*f == 'H')
            {
            {
              seen_big_h = 1;
              seen_big_h = 1;
              f++;
              f++;
            }
            }
          /* Decimal64 and Decimal128 modifiers.  */
          /* Decimal64 and Decimal128 modifiers.  */
          else if (*f == 'D')
          else if (*f == 'D')
            {
            {
              f++;
              f++;
 
 
              /* Check for a Decimal128.  */
              /* Check for a Decimal128.  */
              if (*f == 'D')
              if (*f == 'D')
                {
                {
                  f++;
                  f++;
                  seen_double_big_d = 1;
                  seen_double_big_d = 1;
                }
                }
              else
              else
                seen_big_d = 1;
                seen_big_d = 1;
            }
            }
 
 
          switch (*f)
          switch (*f)
            {
            {
            case 'u':
            case 'u':
              if (seen_hash)
              if (seen_hash)
                bad = 1;
                bad = 1;
              /* FALLTHROUGH */
              /* FALLTHROUGH */
 
 
            case 'o':
            case 'o':
            case 'x':
            case 'x':
            case 'X':
            case 'X':
              if (seen_space || seen_plus)
              if (seen_space || seen_plus)
                bad = 1;
                bad = 1;
              /* FALLTHROUGH */
              /* FALLTHROUGH */
 
 
            case 'd':
            case 'd':
            case 'i':
            case 'i':
              if (lcount == 0)
              if (lcount == 0)
                this_argclass = int_arg;
                this_argclass = int_arg;
              else if (lcount == 1)
              else if (lcount == 1)
                this_argclass = long_arg;
                this_argclass = long_arg;
              else
              else
                this_argclass = long_long_arg;
                this_argclass = long_long_arg;
 
 
              if (seen_big_l)
              if (seen_big_l)
                bad = 1;
                bad = 1;
              break;
              break;
 
 
            case 'c':
            case 'c':
              this_argclass = int_arg;
              this_argclass = int_arg;
              if (lcount || seen_h || seen_big_l)
              if (lcount || seen_h || seen_big_l)
                bad = 1;
                bad = 1;
              if (seen_prec || seen_zero || seen_space || seen_plus)
              if (seen_prec || seen_zero || seen_space || seen_plus)
                bad = 1;
                bad = 1;
              break;
              break;
 
 
            case 'p':
            case 'p':
              this_argclass = ptr_arg;
              this_argclass = ptr_arg;
              if (lcount || seen_h || seen_big_l)
              if (lcount || seen_h || seen_big_l)
                bad = 1;
                bad = 1;
              if (seen_prec || seen_zero || seen_space || seen_plus)
              if (seen_prec || seen_zero || seen_space || seen_plus)
                bad = 1;
                bad = 1;
              break;
              break;
 
 
            case 's':
            case 's':
              this_argclass = string_arg;
              this_argclass = string_arg;
              if (lcount || seen_h || seen_big_l)
              if (lcount || seen_h || seen_big_l)
                bad = 1;
                bad = 1;
              if (seen_zero || seen_space || seen_plus)
              if (seen_zero || seen_space || seen_plus)
                bad = 1;
                bad = 1;
              break;
              break;
 
 
            case 'e':
            case 'e':
            case 'f':
            case 'f':
            case 'g':
            case 'g':
            case 'E':
            case 'E':
            case 'G':
            case 'G':
              if (seen_big_h || seen_big_d || seen_double_big_d)
              if (seen_big_h || seen_big_d || seen_double_big_d)
                this_argclass = decfloat_arg;
                this_argclass = decfloat_arg;
              else if (seen_big_l)
              else if (seen_big_l)
                this_argclass = long_double_arg;
                this_argclass = long_double_arg;
              else
              else
                this_argclass = double_arg;
                this_argclass = double_arg;
 
 
              if (lcount || seen_h)
              if (lcount || seen_h)
                bad = 1;
                bad = 1;
              break;
              break;
 
 
            case '*':
            case '*':
              error (_("`*' not supported for precision or width in printf"));
              error (_("`*' not supported for precision or width in printf"));
 
 
            case 'n':
            case 'n':
              error (_("Format specifier `n' not supported in printf"));
              error (_("Format specifier `n' not supported in printf"));
 
 
            case '\0':
            case '\0':
              error (_("Incomplete format specifier at end of format string"));
              error (_("Incomplete format specifier at end of format string"));
 
 
            default:
            default:
              error (_("Unrecognized format specifier '%c' in printf"), *f);
              error (_("Unrecognized format specifier '%c' in printf"), *f);
            }
            }
 
 
          if (bad)
          if (bad)
            error (_("Inappropriate modifiers to format specifier '%c' in printf"),
            error (_("Inappropriate modifiers to format specifier '%c' in printf"),
                   *f);
                   *f);
 
 
          f++;
          f++;
          strncpy (current_substring, last_arg, f - last_arg);
          strncpy (current_substring, last_arg, f - last_arg);
          current_substring += f - last_arg;
          current_substring += f - last_arg;
          *current_substring++ = '\0';
          *current_substring++ = '\0';
          last_arg = f;
          last_arg = f;
          argclass[nargs_wanted++] = this_argclass;
          argclass[nargs_wanted++] = this_argclass;
        }
        }
 
 
    /* Now, parse all arguments and evaluate them.
    /* Now, parse all arguments and evaluate them.
       Store the VALUEs in VAL_ARGS.  */
       Store the VALUEs in VAL_ARGS.  */
 
 
    while (*s != '\0')
    while (*s != '\0')
      {
      {
        char *s1;
        char *s1;
        if (nargs == allocated_args)
        if (nargs == allocated_args)
          val_args = (struct value **) xrealloc ((char *) val_args,
          val_args = (struct value **) xrealloc ((char *) val_args,
                                                 (allocated_args *= 2)
                                                 (allocated_args *= 2)
                                                 * sizeof (struct value *));
                                                 * sizeof (struct value *));
        s1 = s;
        s1 = s;
        val_args[nargs] = parse_to_comma_and_eval (&s1);
        val_args[nargs] = parse_to_comma_and_eval (&s1);
 
 
        /* If format string wants a float, unchecked-convert the value to
        /* If format string wants a float, unchecked-convert the value to
           floating point of the same size */
           floating point of the same size */
 
 
        if (argclass[nargs] == double_arg)
        if (argclass[nargs] == double_arg)
          {
          {
            struct type *type = value_type (val_args[nargs]);
            struct type *type = value_type (val_args[nargs]);
            if (TYPE_LENGTH (type) == sizeof (float))
            if (TYPE_LENGTH (type) == sizeof (float))
              deprecated_set_value_type (val_args[nargs], builtin_type_float);
              deprecated_set_value_type (val_args[nargs], builtin_type_float);
            if (TYPE_LENGTH (type) == sizeof (double))
            if (TYPE_LENGTH (type) == sizeof (double))
              deprecated_set_value_type (val_args[nargs], builtin_type_double);
              deprecated_set_value_type (val_args[nargs], builtin_type_double);
          }
          }
        nargs++;
        nargs++;
        s = s1;
        s = s1;
        if (*s == ',')
        if (*s == ',')
          s++;
          s++;
      }
      }
 
 
    if (nargs != nargs_wanted)
    if (nargs != nargs_wanted)
      error (_("Wrong number of arguments for specified format-string"));
      error (_("Wrong number of arguments for specified format-string"));
 
 
    /* Now actually print them.  */
    /* Now actually print them.  */
    current_substring = substrings;
    current_substring = substrings;
    for (i = 0; i < nargs; i++)
    for (i = 0; i < nargs; i++)
      {
      {
        switch (argclass[i])
        switch (argclass[i])
          {
          {
          case string_arg:
          case string_arg:
            {
            {
              gdb_byte *str;
              gdb_byte *str;
              CORE_ADDR tem;
              CORE_ADDR tem;
              int j;
              int j;
              tem = value_as_address (val_args[i]);
              tem = value_as_address (val_args[i]);
 
 
              /* This is a %s argument.  Find the length of the string.  */
              /* This is a %s argument.  Find the length of the string.  */
              for (j = 0;; j++)
              for (j = 0;; j++)
                {
                {
                  gdb_byte c;
                  gdb_byte c;
                  QUIT;
                  QUIT;
                  read_memory (tem + j, &c, 1);
                  read_memory (tem + j, &c, 1);
                  if (c == 0)
                  if (c == 0)
                    break;
                    break;
                }
                }
 
 
              /* Copy the string contents into a string inside GDB.  */
              /* Copy the string contents into a string inside GDB.  */
              str = (gdb_byte *) alloca (j + 1);
              str = (gdb_byte *) alloca (j + 1);
              if (j != 0)
              if (j != 0)
                read_memory (tem, str, j);
                read_memory (tem, str, j);
              str[j] = 0;
              str[j] = 0;
 
 
              printf_filtered (current_substring, (char *) str);
              printf_filtered (current_substring, (char *) str);
            }
            }
            break;
            break;
          case double_arg:
          case double_arg:
            {
            {
              double val = value_as_double (val_args[i]);
              double val = value_as_double (val_args[i]);
              printf_filtered (current_substring, val);
              printf_filtered (current_substring, val);
              break;
              break;
            }
            }
          case long_double_arg:
          case long_double_arg:
#ifdef HAVE_LONG_DOUBLE
#ifdef HAVE_LONG_DOUBLE
            {
            {
              long double val = value_as_double (val_args[i]);
              long double val = value_as_double (val_args[i]);
              printf_filtered (current_substring, val);
              printf_filtered (current_substring, val);
              break;
              break;
            }
            }
#else
#else
            error (_("long double not supported in printf"));
            error (_("long double not supported in printf"));
#endif
#endif
          case long_long_arg:
          case long_long_arg:
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
            {
            {
              long long val = value_as_long (val_args[i]);
              long long val = value_as_long (val_args[i]);
              printf_filtered (current_substring, val);
              printf_filtered (current_substring, val);
              break;
              break;
            }
            }
#else
#else
            error (_("long long not supported in printf"));
            error (_("long long not supported in printf"));
#endif
#endif
          case int_arg:
          case int_arg:
            {
            {
              int val = value_as_long (val_args[i]);
              int val = value_as_long (val_args[i]);
              printf_filtered (current_substring, val);
              printf_filtered (current_substring, val);
              break;
              break;
            }
            }
          case long_arg:
          case long_arg:
            {
            {
              long val = value_as_long (val_args[i]);
              long val = value_as_long (val_args[i]);
              printf_filtered (current_substring, val);
              printf_filtered (current_substring, val);
              break;
              break;
            }
            }
 
 
          /* Handles decimal floating values.  */
          /* Handles decimal floating values.  */
        case decfloat_arg:
        case decfloat_arg:
            {
            {
              const gdb_byte *param_ptr = value_contents (val_args[i]);
              const gdb_byte *param_ptr = value_contents (val_args[i]);
#if defined (PRINTF_HAS_DECFLOAT)
#if defined (PRINTF_HAS_DECFLOAT)
              /* If we have native support for Decimal floating
              /* If we have native support for Decimal floating
                 printing, handle it here.  */
                 printing, handle it here.  */
              printf_filtered (current_substring, param_ptr);
              printf_filtered (current_substring, param_ptr);
#else
#else
 
 
              /* As a workaround until vasprintf has native support for DFP
              /* As a workaround until vasprintf has native support for DFP
               we convert the DFP values to string and print them using
               we convert the DFP values to string and print them using
               the %s format specifier.  */
               the %s format specifier.  */
 
 
              char *eos, *sos;
              char *eos, *sos;
              int nnull_chars = 0;
              int nnull_chars = 0;
 
 
              /* Parameter data.  */
              /* Parameter data.  */
              struct type *param_type = value_type (val_args[i]);
              struct type *param_type = value_type (val_args[i]);
              unsigned int param_len = TYPE_LENGTH (param_type);
              unsigned int param_len = TYPE_LENGTH (param_type);
 
 
              /* DFP output data.  */
              /* DFP output data.  */
              struct value *dfp_value = NULL;
              struct value *dfp_value = NULL;
              gdb_byte *dfp_ptr;
              gdb_byte *dfp_ptr;
              int dfp_len = 16;
              int dfp_len = 16;
              gdb_byte dec[16];
              gdb_byte dec[16];
              struct type *dfp_type = NULL;
              struct type *dfp_type = NULL;
              char decstr[MAX_DECIMAL_STRING];
              char decstr[MAX_DECIMAL_STRING];
 
 
              /* Points to the end of the string so that we can go back
              /* Points to the end of the string so that we can go back
                 and check for DFP length modifiers.  */
                 and check for DFP length modifiers.  */
              eos = current_substring + strlen (current_substring);
              eos = current_substring + strlen (current_substring);
 
 
              /* Look for the float/double format specifier.  */
              /* Look for the float/double format specifier.  */
              while (*eos != 'f' && *eos != 'e' && *eos != 'E'
              while (*eos != 'f' && *eos != 'e' && *eos != 'E'
                     && *eos != 'g' && *eos != 'G')
                     && *eos != 'g' && *eos != 'G')
                  eos--;
                  eos--;
 
 
              sos = eos;
              sos = eos;
 
 
              /* Search for the '%' char and extract the size and type of
              /* Search for the '%' char and extract the size and type of
                 the output decimal value based on its modifiers
                 the output decimal value based on its modifiers
                 (%Hf, %Df, %DDf).  */
                 (%Hf, %Df, %DDf).  */
              while (*--sos != '%')
              while (*--sos != '%')
                {
                {
                  if (*sos == 'H')
                  if (*sos == 'H')
                    {
                    {
                      dfp_len = 4;
                      dfp_len = 4;
                      dfp_type = builtin_type (current_gdbarch)->builtin_decfloat;
                      dfp_type = builtin_type (current_gdbarch)->builtin_decfloat;
                    }
                    }
                  else if (*sos == 'D' && *(sos - 1) == 'D')
                  else if (*sos == 'D' && *(sos - 1) == 'D')
                    {
                    {
                      dfp_len = 16;
                      dfp_len = 16;
                      dfp_type = builtin_type (current_gdbarch)->builtin_declong;
                      dfp_type = builtin_type (current_gdbarch)->builtin_declong;
                      sos--;
                      sos--;
                    }
                    }
                  else
                  else
                    {
                    {
                      dfp_len = 8;
                      dfp_len = 8;
                      dfp_type = builtin_type (current_gdbarch)->builtin_decdouble;
                      dfp_type = builtin_type (current_gdbarch)->builtin_decdouble;
                    }
                    }
                }
                }
 
 
              /* Replace %Hf, %Df and %DDf with %s's.  */
              /* Replace %Hf, %Df and %DDf with %s's.  */
              *++sos = 's';
              *++sos = 's';
 
 
              /* Go through the whole format string and pull the correct
              /* Go through the whole format string and pull the correct
                 number of chars back to compensate for the change in the
                 number of chars back to compensate for the change in the
                 format specifier.  */
                 format specifier.  */
              while (nnull_chars < nargs - i)
              while (nnull_chars < nargs - i)
                {
                {
                  if (*eos == '\0')
                  if (*eos == '\0')
                    nnull_chars++;
                    nnull_chars++;
 
 
                  *++sos = *++eos;
                  *++sos = *++eos;
                }
                }
 
 
              /* Conversion between different DFP types.  */
              /* Conversion between different DFP types.  */
              if (TYPE_CODE (param_type) == TYPE_CODE_DECFLOAT)
              if (TYPE_CODE (param_type) == TYPE_CODE_DECFLOAT)
                decimal_convert (param_ptr, param_len, dec, dfp_len);
                decimal_convert (param_ptr, param_len, dec, dfp_len);
              else
              else
                /* If this is a non-trivial conversion, just output 0.
                /* If this is a non-trivial conversion, just output 0.
                   A correct converted value can be displayed by explicitly
                   A correct converted value can be displayed by explicitly
                   casting to a DFP type.  */
                   casting to a DFP type.  */
                decimal_from_string (dec, dfp_len, "0");
                decimal_from_string (dec, dfp_len, "0");
 
 
              dfp_value = value_from_decfloat (dfp_type, dec);
              dfp_value = value_from_decfloat (dfp_type, dec);
 
 
              dfp_ptr = (gdb_byte *) value_contents (dfp_value);
              dfp_ptr = (gdb_byte *) value_contents (dfp_value);
 
 
              decimal_to_string (dfp_ptr, dfp_len, decstr);
              decimal_to_string (dfp_ptr, dfp_len, decstr);
 
 
              /* Print the DFP value.  */
              /* Print the DFP value.  */
              printf_filtered (current_substring, decstr);
              printf_filtered (current_substring, decstr);
 
 
              break;
              break;
#endif
#endif
            }
            }
 
 
          case ptr_arg:
          case ptr_arg:
            {
            {
              /* We avoid the host's %p because pointers are too
              /* We avoid the host's %p because pointers are too
                 likely to be the wrong size.  The only interesting
                 likely to be the wrong size.  The only interesting
                 modifier for %p is a width; extract that, and then
                 modifier for %p is a width; extract that, and then
                 handle %p as glibc would: %#x or a literal "(nil)".  */
                 handle %p as glibc would: %#x or a literal "(nil)".  */
 
 
              char *p, *fmt, *fmt_p;
              char *p, *fmt, *fmt_p;
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
              long long val = value_as_long (val_args[i]);
              long long val = value_as_long (val_args[i]);
#else
#else
              long val = value_as_long (val_args[i]);
              long val = value_as_long (val_args[i]);
#endif
#endif
 
 
              fmt = alloca (strlen (current_substring) + 5);
              fmt = alloca (strlen (current_substring) + 5);
 
 
              /* Copy up to the leading %.  */
              /* Copy up to the leading %.  */
              p = current_substring;
              p = current_substring;
              fmt_p = fmt;
              fmt_p = fmt;
              while (*p)
              while (*p)
                {
                {
                  int is_percent = (*p == '%');
                  int is_percent = (*p == '%');
                  *fmt_p++ = *p++;
                  *fmt_p++ = *p++;
                  if (is_percent)
                  if (is_percent)
                    {
                    {
                      if (*p == '%')
                      if (*p == '%')
                        *fmt_p++ = *p++;
                        *fmt_p++ = *p++;
                      else
                      else
                        break;
                        break;
                    }
                    }
                }
                }
 
 
              if (val != 0)
              if (val != 0)
                *fmt_p++ = '#';
                *fmt_p++ = '#';
 
 
              /* Copy any width.  */
              /* Copy any width.  */
              while (*p >= '0' && *p < '9')
              while (*p >= '0' && *p < '9')
                *fmt_p++ = *p++;
                *fmt_p++ = *p++;
 
 
              gdb_assert (*p == 'p' && *(p + 1) == '\0');
              gdb_assert (*p == 'p' && *(p + 1) == '\0');
              if (val != 0)
              if (val != 0)
                {
                {
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
                  *fmt_p++ = 'l';
                  *fmt_p++ = 'l';
#endif
#endif
                  *fmt_p++ = 'l';
                  *fmt_p++ = 'l';
                  *fmt_p++ = 'x';
                  *fmt_p++ = 'x';
                  *fmt_p++ = '\0';
                  *fmt_p++ = '\0';
                  printf_filtered (fmt, val);
                  printf_filtered (fmt, val);
                }
                }
              else
              else
                {
                {
                  *fmt_p++ = 's';
                  *fmt_p++ = 's';
                  *fmt_p++ = '\0';
                  *fmt_p++ = '\0';
                  printf_filtered (fmt, "(nil)");
                  printf_filtered (fmt, "(nil)");
                }
                }
 
 
              break;
              break;
            }
            }
          default:
          default:
            internal_error (__FILE__, __LINE__,
            internal_error (__FILE__, __LINE__,
                            _("failed internal consistency check"));
                            _("failed internal consistency check"));
          }
          }
        /* Skip to the next substring.  */
        /* Skip to the next substring.  */
        current_substring += strlen (current_substring) + 1;
        current_substring += strlen (current_substring) + 1;
      }
      }
    /* Print the portion of the format string after the last argument.  */
    /* Print the portion of the format string after the last argument.  */
    puts_filtered (last_arg);
    puts_filtered (last_arg);
  }
  }
  do_cleanups (old_cleanups);
  do_cleanups (old_cleanups);
}
}
 
 
void
void
_initialize_printcmd (void)
_initialize_printcmd (void)
{
{
  struct cmd_list_element *c;
  struct cmd_list_element *c;
 
 
  current_display_number = -1;
  current_display_number = -1;
 
 
  add_info ("address", address_info,
  add_info ("address", address_info,
            _("Describe where symbol SYM is stored."));
            _("Describe where symbol SYM is stored."));
 
 
  add_info ("symbol", sym_info, _("\
  add_info ("symbol", sym_info, _("\
Describe what symbol is at location ADDR.\n\
Describe what symbol is at location ADDR.\n\
Only for symbols with fixed locations (global or static scope)."));
Only for symbols with fixed locations (global or static scope)."));
 
 
  add_com ("x", class_vars, x_command, _("\
  add_com ("x", class_vars, x_command, _("\
Examine memory: x/FMT ADDRESS.\n\
Examine memory: x/FMT ADDRESS.\n\
ADDRESS is an expression for the memory address to examine.\n\
ADDRESS is an expression for the memory address to examine.\n\
FMT is a repeat count followed by a format letter and a size letter.\n\
FMT is a repeat count followed by a format letter and a size letter.\n\
Format letters are o(octal), x(hex), d(decimal), u(unsigned decimal),\n\
Format letters are o(octal), x(hex), d(decimal), u(unsigned decimal),\n\
  t(binary), f(float), a(address), i(instruction), c(char) and s(string).\n\
  t(binary), f(float), a(address), i(instruction), c(char) and s(string).\n\
Size letters are b(byte), h(halfword), w(word), g(giant, 8 bytes).\n\
Size letters are b(byte), h(halfword), w(word), g(giant, 8 bytes).\n\
The specified number of objects of the specified size are printed\n\
The specified number of objects of the specified size are printed\n\
according to the format.\n\n\
according to the format.\n\n\
Defaults for format and size letters are those previously used.\n\
Defaults for format and size letters are those previously used.\n\
Default count is 1.  Default address is following last thing printed\n\
Default count is 1.  Default address is following last thing printed\n\
with this command or \"print\"."));
with this command or \"print\"."));
 
 
#if 0
#if 0
  add_com ("whereis", class_vars, whereis_command,
  add_com ("whereis", class_vars, whereis_command,
           _("Print line number and file of definition of variable."));
           _("Print line number and file of definition of variable."));
#endif
#endif
 
 
  add_info ("display", display_info, _("\
  add_info ("display", display_info, _("\
Expressions to display when program stops, with code numbers."));
Expressions to display when program stops, with code numbers."));
 
 
  add_cmd ("undisplay", class_vars, undisplay_command, _("\
  add_cmd ("undisplay", class_vars, undisplay_command, _("\
Cancel some expressions to be displayed when program stops.\n\
Cancel some expressions to be displayed when program stops.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
No argument means cancel all automatic-display expressions.\n\
No argument means cancel all automatic-display expressions.\n\
\"delete display\" has the same effect as this command.\n\
\"delete display\" has the same effect as this command.\n\
Do \"info display\" to see current list of code numbers."),
Do \"info display\" to see current list of code numbers."),
           &cmdlist);
           &cmdlist);
 
 
  add_com ("display", class_vars, display_command, _("\
  add_com ("display", class_vars, display_command, _("\
Print value of expression EXP each time the program stops.\n\
Print value of expression EXP each time the program stops.\n\
/FMT may be used before EXP as in the \"print\" command.\n\
/FMT may be used before EXP as in the \"print\" command.\n\
/FMT \"i\" or \"s\" or including a size-letter is allowed,\n\
/FMT \"i\" or \"s\" or including a size-letter is allowed,\n\
as in the \"x\" command, and then EXP is used to get the address to examine\n\
as in the \"x\" command, and then EXP is used to get the address to examine\n\
and examining is done as in the \"x\" command.\n\n\
and examining is done as in the \"x\" command.\n\n\
With no argument, display all currently requested auto-display expressions.\n\
With no argument, display all currently requested auto-display expressions.\n\
Use \"undisplay\" to cancel display requests previously made."));
Use \"undisplay\" to cancel display requests previously made."));
 
 
  add_cmd ("display", class_vars, enable_display, _("\
  add_cmd ("display", class_vars, enable_display, _("\
Enable some expressions to be displayed when program stops.\n\
Enable some expressions to be displayed when program stops.\n\
Arguments are the code numbers of the expressions to resume displaying.\n\
Arguments are the code numbers of the expressions to resume displaying.\n\
No argument means enable all automatic-display expressions.\n\
No argument means enable all automatic-display expressions.\n\
Do \"info display\" to see current list of code numbers."), &enablelist);
Do \"info display\" to see current list of code numbers."), &enablelist);
 
 
  add_cmd ("display", class_vars, disable_display_command, _("\
  add_cmd ("display", class_vars, disable_display_command, _("\
Disable some expressions to be displayed when program stops.\n\
Disable some expressions to be displayed when program stops.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
No argument means disable all automatic-display expressions.\n\
No argument means disable all automatic-display expressions.\n\
Do \"info display\" to see current list of code numbers."), &disablelist);
Do \"info display\" to see current list of code numbers."), &disablelist);
 
 
  add_cmd ("display", class_vars, undisplay_command, _("\
  add_cmd ("display", class_vars, undisplay_command, _("\
Cancel some expressions to be displayed when program stops.\n\
Cancel some expressions to be displayed when program stops.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
Arguments are the code numbers of the expressions to stop displaying.\n\
No argument means cancel all automatic-display expressions.\n\
No argument means cancel all automatic-display expressions.\n\
Do \"info display\" to see current list of code numbers."), &deletelist);
Do \"info display\" to see current list of code numbers."), &deletelist);
 
 
  add_com ("printf", class_vars, printf_command, _("\
  add_com ("printf", class_vars, printf_command, _("\
printf \"printf format string\", arg1, arg2, arg3, ..., argn\n\
printf \"printf format string\", arg1, arg2, arg3, ..., argn\n\
This is useful for formatted output in user-defined commands."));
This is useful for formatted output in user-defined commands."));
 
 
  add_com ("output", class_vars, output_command, _("\
  add_com ("output", class_vars, output_command, _("\
Like \"print\" but don't put in value history and don't print newline.\n\
Like \"print\" but don't put in value history and don't print newline.\n\
This is useful in user-defined commands."));
This is useful in user-defined commands."));
 
 
  add_prefix_cmd ("set", class_vars, set_command, _("\
  add_prefix_cmd ("set", class_vars, set_command, _("\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
with $), a register (a few standard names starting with $), or an actual\n\
with $), a register (a few standard names starting with $), or an actual\n\
variable in the program being debugged.  EXP is any valid expression.\n\
variable in the program being debugged.  EXP is any valid expression.\n\
Use \"set variable\" for variables with names identical to set subcommands.\n\
Use \"set variable\" for variables with names identical to set subcommands.\n\
\n\
\n\
With a subcommand, this command modifies parts of the gdb environment.\n\
With a subcommand, this command modifies parts of the gdb environment.\n\
You can see these environment settings with the \"show\" command."),
You can see these environment settings with the \"show\" command."),
                  &setlist, "set ", 1, &cmdlist);
                  &setlist, "set ", 1, &cmdlist);
  if (dbx_commands)
  if (dbx_commands)
    add_com ("assign", class_vars, set_command, _("\
    add_com ("assign", class_vars, set_command, _("\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
with $), a register (a few standard names starting with $), or an actual\n\
with $), a register (a few standard names starting with $), or an actual\n\
variable in the program being debugged.  EXP is any valid expression.\n\
variable in the program being debugged.  EXP is any valid expression.\n\
Use \"set variable\" for variables with names identical to set subcommands.\n\
Use \"set variable\" for variables with names identical to set subcommands.\n\
\nWith a subcommand, this command modifies parts of the gdb environment.\n\
\nWith a subcommand, this command modifies parts of the gdb environment.\n\
You can see these environment settings with the \"show\" command."));
You can see these environment settings with the \"show\" command."));
 
 
  /* "call" is the same as "set", but handy for dbx users to call fns. */
  /* "call" is the same as "set", but handy for dbx users to call fns. */
  c = add_com ("call", class_vars, call_command, _("\
  c = add_com ("call", class_vars, call_command, _("\
Call a function in the program.\n\
Call a function in the program.\n\
The argument is the function name and arguments, in the notation of the\n\
The argument is the function name and arguments, in the notation of the\n\
current working language.  The result is printed and saved in the value\n\
current working language.  The result is printed and saved in the value\n\
history, if it is not void."));
history, if it is not void."));
  set_cmd_completer (c, location_completer);
  set_cmd_completer (c, location_completer);
 
 
  add_cmd ("variable", class_vars, set_command, _("\
  add_cmd ("variable", class_vars, set_command, _("\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
Evaluate expression EXP and assign result to variable VAR, using assignment\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
syntax appropriate for the current language (VAR = EXP or VAR := EXP for\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
example).  VAR may be a debugger \"convenience\" variable (names starting\n\
with $), a register (a few standard names starting with $), or an actual\n\
with $), a register (a few standard names starting with $), or an actual\n\
variable in the program being debugged.  EXP is any valid expression.\n\
variable in the program being debugged.  EXP is any valid expression.\n\
This may usually be abbreviated to simply \"set\"."),
This may usually be abbreviated to simply \"set\"."),
           &setlist);
           &setlist);
 
 
  c = add_com ("print", class_vars, print_command, _("\
  c = add_com ("print", class_vars, print_command, _("\
Print value of expression EXP.\n\
Print value of expression EXP.\n\
Variables accessible are those of the lexical environment of the selected\n\
Variables accessible are those of the lexical environment of the selected\n\
stack frame, plus all those whose scope is global or an entire file.\n\
stack frame, plus all those whose scope is global or an entire file.\n\
\n\
\n\
$NUM gets previous value number NUM.  $ and $$ are the last two values.\n\
$NUM gets previous value number NUM.  $ and $$ are the last two values.\n\
$$NUM refers to NUM'th value back from the last one.\n\
$$NUM refers to NUM'th value back from the last one.\n\
Names starting with $ refer to registers (with the values they would have\n\
Names starting with $ refer to registers (with the values they would have\n\
if the program were to return to the stack frame now selected, restoring\n\
if the program were to return to the stack frame now selected, restoring\n\
all registers saved by frames farther in) or else to debugger\n\
all registers saved by frames farther in) or else to debugger\n\
\"convenience\" variables (any such name not a known register).\n\
\"convenience\" variables (any such name not a known register).\n\
Use assignment expressions to give values to convenience variables.\n\
Use assignment expressions to give values to convenience variables.\n\
\n\
\n\
{TYPE}ADREXP refers to a datum of data type TYPE, located at address ADREXP.\n\
{TYPE}ADREXP refers to a datum of data type TYPE, located at address ADREXP.\n\
@ is a binary operator for treating consecutive data objects\n\
@ is a binary operator for treating consecutive data objects\n\
anywhere in memory as an array.  FOO@NUM gives an array whose first\n\
anywhere in memory as an array.  FOO@NUM gives an array whose first\n\
element is FOO, whose second element is stored in the space following\n\
element is FOO, whose second element is stored in the space following\n\
where FOO is stored, etc.  FOO must be an expression whose value\n\
where FOO is stored, etc.  FOO must be an expression whose value\n\
resides in memory.\n\
resides in memory.\n\
\n\
\n\
EXP may be preceded with /FMT, where FMT is a format letter\n\
EXP may be preceded with /FMT, where FMT is a format letter\n\
but no count or size letter (see \"x\" command)."));
but no count or size letter (see \"x\" command)."));
  set_cmd_completer (c, location_completer);
  set_cmd_completer (c, location_completer);
  add_com_alias ("p", "print", class_vars, 1);
  add_com_alias ("p", "print", class_vars, 1);
 
 
  c = add_com ("inspect", class_vars, inspect_command, _("\
  c = add_com ("inspect", class_vars, inspect_command, _("\
Same as \"print\" command, except that if you are running in the epoch\n\
Same as \"print\" command, except that if you are running in the epoch\n\
environment, the value is printed in its own window."));
environment, the value is printed in its own window."));
  set_cmd_completer (c, location_completer);
  set_cmd_completer (c, location_completer);
 
 
  add_setshow_uinteger_cmd ("max-symbolic-offset", no_class,
  add_setshow_uinteger_cmd ("max-symbolic-offset", no_class,
                            &max_symbolic_offset, _("\
                            &max_symbolic_offset, _("\
Set the largest offset that will be printed in <symbol+1234> form."), _("\
Set the largest offset that will be printed in <symbol+1234> form."), _("\
Show the largest offset that will be printed in <symbol+1234> form."), NULL,
Show the largest offset that will be printed in <symbol+1234> form."), NULL,
                            NULL,
                            NULL,
                            show_max_symbolic_offset,
                            show_max_symbolic_offset,
                            &setprintlist, &showprintlist);
                            &setprintlist, &showprintlist);
  add_setshow_boolean_cmd ("symbol-filename", no_class,
  add_setshow_boolean_cmd ("symbol-filename", no_class,
                           &print_symbol_filename, _("\
                           &print_symbol_filename, _("\
Set printing of source filename and line number with <symbol>."), _("\
Set printing of source filename and line number with <symbol>."), _("\
Show printing of source filename and line number with <symbol>."), NULL,
Show printing of source filename and line number with <symbol>."), NULL,
                           NULL,
                           NULL,
                           show_print_symbol_filename,
                           show_print_symbol_filename,
                           &setprintlist, &showprintlist);
                           &setprintlist, &showprintlist);
 
 
  /* For examine/instruction a single byte quantity is specified as
  /* For examine/instruction a single byte quantity is specified as
     the data.  This avoids problems with value_at_lazy() requiring a
     the data.  This avoids problems with value_at_lazy() requiring a
     valid data type (and rejecting VOID). */
     valid data type (and rejecting VOID). */
  examine_i_type = init_type (TYPE_CODE_INT, 1, 0, "examine_i_type", NULL);
  examine_i_type = init_type (TYPE_CODE_INT, 1, 0, "examine_i_type", NULL);
 
 
  examine_b_type = init_type (TYPE_CODE_INT, 1, 0, "examine_b_type", NULL);
  examine_b_type = init_type (TYPE_CODE_INT, 1, 0, "examine_b_type", NULL);
  examine_h_type = init_type (TYPE_CODE_INT, 2, 0, "examine_h_type", NULL);
  examine_h_type = init_type (TYPE_CODE_INT, 2, 0, "examine_h_type", NULL);
  examine_w_type = init_type (TYPE_CODE_INT, 4, 0, "examine_w_type", NULL);
  examine_w_type = init_type (TYPE_CODE_INT, 4, 0, "examine_w_type", NULL);
  examine_g_type = init_type (TYPE_CODE_INT, 8, 0, "examine_g_type", NULL);
  examine_g_type = init_type (TYPE_CODE_INT, 8, 0, "examine_g_type", NULL);
 
 
}
}
 
 

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