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/* General python/gdb code
 
   Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
 
   This file is part of GDB.
 
   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
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
#include "defs.h"
#include "arch-utils.h"
#include "command.h"
#include "ui-out.h"
#include "cli/cli-script.h"
#include "gdbcmd.h"
#include "progspace.h"
#include "objfiles.h"
#include "value.h"
#include "language.h"
#include "exceptions.h"
 
#include <ctype.h>
 
/* True if we should print the stack when catching a Python error,
   false otherwise.  */
static int gdbpy_should_print_stack = 1;
 
#ifdef HAVE_PYTHON
 
#include "python.h"
#include "libiberty.h"
#include "cli/cli-decode.h"
#include "charset.h"
#include "top.h"
#include "python-internal.h"
#include "version.h"
#include "target.h"
#include "gdbthread.h"
 
static PyMethodDef GdbMethods[];
 
PyObject *gdb_module;
 
/* Some string constants we may wish to use.  */
PyObject *gdbpy_to_string_cst;
PyObject *gdbpy_children_cst;
PyObject *gdbpy_display_hint_cst;
PyObject *gdbpy_doc_cst;
PyObject *gdbpy_enabled_cst;
 
/* The GdbError exception.  */
PyObject *gdbpy_gdberror_exc;
 
/* Architecture and language to be used in callbacks from
   the Python interpreter.  */
struct gdbarch *python_gdbarch;
const struct language_defn *python_language;
 
/* Restore global language and architecture and Python GIL state
   when leaving the Python interpreter.  */
 
struct python_env
{
  PyGILState_STATE state;
  struct gdbarch *gdbarch;
  const struct language_defn *language;
};
 
static void
restore_python_env (void *p)
{
  struct python_env *env = (struct python_env *)p;
 
  PyGILState_Release (env->state);
  python_gdbarch = env->gdbarch;
  python_language = env->language;
  xfree (env);
}
 
/* Called before entering the Python interpreter to install the
   current language and architecture to be used for Python values.  */
 
struct cleanup *
ensure_python_env (struct gdbarch *gdbarch,
                   const struct language_defn *language)
{
  struct python_env *env = xmalloc (sizeof *env);
 
  env->state = PyGILState_Ensure ();
  env->gdbarch = python_gdbarch;
  env->language = python_language;
 
  python_gdbarch = gdbarch;
  python_language = language;
 
  return make_cleanup (restore_python_env, env);
}
 
 
/* Given a command_line, return a command string suitable for passing
   to Python.  Lines in the string are separated by newlines.  The
   return value is allocated using xmalloc and the caller is
   responsible for freeing it.  */
 
static char *
compute_python_string (struct command_line *l)
{
  struct command_line *iter;
  char *script = NULL;
  int size = 0;
  int here;
 
  for (iter = l; iter; iter = iter->next)
    size += strlen (iter->line) + 1;
 
  script = xmalloc (size + 1);
  here = 0;
  for (iter = l; iter; iter = iter->next)
    {
      int len = strlen (iter->line);
 
      strcpy (&script[here], iter->line);
      here += len;
      script[here++] = '\n';
    }
  script[here] = '\0';
  return script;
}
 
/* Take a command line structure representing a 'python' command, and
   evaluate its body using the Python interpreter.  */
 
void
eval_python_from_control_command (struct command_line *cmd)
{
  int ret;
  char *script;
  struct cleanup *cleanup;
 
  if (cmd->body_count != 1)
    error (_("Invalid \"python\" block structure."));
 
  cleanup = ensure_python_env (get_current_arch (), current_language);
 
  script = compute_python_string (cmd->body_list[0]);
  ret = PyRun_SimpleString (script);
  xfree (script);
  if (ret)
    {
      gdbpy_print_stack ();
      error (_("Error while executing Python code."));
    }
 
  do_cleanups (cleanup);
}
 
/* Implementation of the gdb "python" command.  */
 
static void
python_command (char *arg, int from_tty)
{
  struct cleanup *cleanup;
 
  cleanup = ensure_python_env (get_current_arch (), current_language);
  while (arg && *arg && isspace (*arg))
    ++arg;
  if (arg && *arg)
    {
      if (PyRun_SimpleString (arg))
        {
          gdbpy_print_stack ();
          error (_("Error while executing Python code."));
        }
    }
  else
    {
      struct command_line *l = get_command_line (python_control, "");
 
      make_cleanup_free_command_lines (&l);
      execute_control_command_untraced (l);
    }
 
  do_cleanups (cleanup);
}
 
 
 
/* Transform a gdb parameters's value into a Python value.  May return
   NULL (and set a Python exception) on error.  Helper function for
   get_parameter.  */
PyObject *
gdbpy_parameter_value (enum var_types type, void *var)
{
  switch (type)
    {
    case var_string:
    case var_string_noescape:
    case var_optional_filename:
    case var_filename:
    case var_enum:
      {
        char *str = * (char **) var;
 
        if (! str)
          str = "";
        return PyString_Decode (str, strlen (str), host_charset (), NULL);
      }
 
    case var_boolean:
      {
        if (* (int *) var)
          Py_RETURN_TRUE;
        else
          Py_RETURN_FALSE;
      }
 
    case var_auto_boolean:
      {
        enum auto_boolean ab = * (enum auto_boolean *) var;
 
        if (ab == AUTO_BOOLEAN_TRUE)
          Py_RETURN_TRUE;
        else if (ab == AUTO_BOOLEAN_FALSE)
          Py_RETURN_FALSE;
        else
          Py_RETURN_NONE;
      }
 
    case var_integer:
      if ((* (int *) var) == INT_MAX)
        Py_RETURN_NONE;
      /* Fall through.  */
    case var_zinteger:
      return PyLong_FromLong (* (int *) var);
 
    case var_uinteger:
      {
        unsigned int val = * (unsigned int *) var;
 
        if (val == UINT_MAX)
          Py_RETURN_NONE;
        return PyLong_FromUnsignedLong (val);
      }
    }
 
  return PyErr_Format (PyExc_RuntimeError,
                       _("Programmer error: unhandled type."));
}
 
/* A Python function which returns a gdb parameter's value as a Python
   value.  */
 
PyObject *
gdbpy_parameter (PyObject *self, PyObject *args)
{
  struct cmd_list_element *alias, *prefix, *cmd;
  char *arg, *newarg;
  int found = -1;
  volatile struct gdb_exception except;
 
  if (! PyArg_ParseTuple (args, "s", &arg))
    return NULL;
 
  newarg = concat ("show ", arg, (char *) NULL);
 
  TRY_CATCH (except, RETURN_MASK_ALL)
    {
      found = lookup_cmd_composition (newarg, &alias, &prefix, &cmd);
    }
  xfree (newarg);
  GDB_PY_HANDLE_EXCEPTION (except);
  if (!found)
    return PyErr_Format (PyExc_RuntimeError,
                         _("Could not find parameter `%s'."), arg);
 
  if (! cmd->var)
    return PyErr_Format (PyExc_RuntimeError,
                         _("`%s' is not a parameter."), arg);
  return gdbpy_parameter_value (cmd->var_type, cmd->var);
}
 
/* Wrapper for target_charset.  */
 
static PyObject *
gdbpy_target_charset (PyObject *self, PyObject *args)
{
  const char *cset = target_charset (python_gdbarch);
 
  return PyUnicode_Decode (cset, strlen (cset), host_charset (), NULL);
}
 
/* Wrapper for target_wide_charset.  */
 
static PyObject *
gdbpy_target_wide_charset (PyObject *self, PyObject *args)
{
  const char *cset = target_wide_charset (python_gdbarch);
 
  return PyUnicode_Decode (cset, strlen (cset), host_charset (), NULL);
}
 
/* A Python function which evaluates a string using the gdb CLI.  */
 
static PyObject *
execute_gdb_command (PyObject *self, PyObject *args, PyObject *kw)
{
  char *arg;
  PyObject *from_tty_obj = NULL, *to_string_obj = NULL;
  int from_tty, to_string;
  volatile struct gdb_exception except;
  static char *keywords[] = {"command", "from_tty", "to_string", NULL };
  char *result = NULL;
 
  if (! PyArg_ParseTupleAndKeywords (args, kw, "s|O!O!", keywords, &arg,
                                     &PyBool_Type, &from_tty_obj,
                                     &PyBool_Type, &to_string_obj))
    return NULL;
 
  from_tty = 0;
  if (from_tty_obj)
    {
      int cmp = PyObject_IsTrue (from_tty_obj);
      if (cmp < 0)
        return NULL;
      from_tty = cmp;
    }
 
  to_string = 0;
  if (to_string_obj)
    {
      int cmp = PyObject_IsTrue (to_string_obj);
      if (cmp < 0)
        return NULL;
      to_string = cmp;
    }
 
  TRY_CATCH (except, RETURN_MASK_ALL)
    {
      /* Copy the argument text in case the command modifies it.  */
      char *copy = xstrdup (arg);
      struct cleanup *cleanup = make_cleanup (xfree, copy);
 
      if (to_string)
        result = execute_command_to_string (copy, from_tty);
      else
        {
          result = NULL;
          execute_command (copy, from_tty);
        }
 
      do_cleanups (cleanup);
    }
  GDB_PY_HANDLE_EXCEPTION (except);
 
  /* Do any commands attached to breakpoint we stopped at.  */
  bpstat_do_actions ();
 
  if (result)
    {
      PyObject *r = PyString_FromString (result);
      xfree (result);
      return r;
    }
  Py_RETURN_NONE;
}
 
/* Parse a string and evaluate it as an expression.  */
static PyObject *
gdbpy_parse_and_eval (PyObject *self, PyObject *args)
{
  char *expr_str;
  struct value *result = NULL;
  volatile struct gdb_exception except;
 
  if (!PyArg_ParseTuple (args, "s", &expr_str))
    return NULL;
 
  TRY_CATCH (except, RETURN_MASK_ALL)
    {
      result = parse_and_eval (expr_str);
    }
  GDB_PY_HANDLE_EXCEPTION (except);
 
  return value_to_value_object (result);
}
 
/* Read a file as Python code.  STREAM is the input file; FILE is the
   name of the file.
   STREAM is not closed, that is the caller's responsibility.  */
 
void
source_python_script (FILE *stream, const char *file)
{
  struct cleanup *cleanup;
 
  cleanup = ensure_python_env (get_current_arch (), current_language);
 
  /* Note: If an exception occurs python will print the traceback and
     clear the error indicator.  */
  PyRun_SimpleFile (stream, file);
 
  do_cleanups (cleanup);
}
 
 
 
/* Printing.  */
 
/* A python function to write a single string using gdb's filtered
   output stream.  */
static PyObject *
gdbpy_write (PyObject *self, PyObject *args)
{
  char *arg;
 
  if (! PyArg_ParseTuple (args, "s", &arg))
    return NULL;
  printf_filtered ("%s", arg);
  Py_RETURN_NONE;
}
 
/* A python function to flush gdb's filtered output stream.  */
static PyObject *
gdbpy_flush (PyObject *self, PyObject *args)
{
  gdb_flush (gdb_stdout);
  Py_RETURN_NONE;
}
 
/* Print a python exception trace, or print nothing and clear the
   python exception, depending on gdbpy_should_print_stack.  Only call
   this if a python exception is set.  */
void
gdbpy_print_stack (void)
{
  if (gdbpy_should_print_stack)
    {
      PyErr_Print ();
      /* PyErr_Print doesn't necessarily end output with a newline.
         This works because Python's stdout/stderr is fed through
         printf_filtered.  */
      begin_line ();
    }
  else
    PyErr_Clear ();
}
 
 
 
/* Return the current Progspace.
   There always is one.  */
 
static PyObject *
gdbpy_get_current_progspace (PyObject *unused1, PyObject *unused2)
{
  PyObject *result;
 
  result = pspace_to_pspace_object (current_program_space);
  if (result)
    Py_INCREF (result);
  return result;
}
 
/* Return a sequence holding all the Progspaces.  */
 
static PyObject *
gdbpy_progspaces (PyObject *unused1, PyObject *unused2)
{
  struct program_space *ps;
  PyObject *list;
 
  list = PyList_New (0);
  if (!list)
    return NULL;
 
  ALL_PSPACES (ps)
  {
    PyObject *item = pspace_to_pspace_object (ps);
 
    if (!item || PyList_Append (list, item) == -1)
      {
        Py_DECREF (list);
        return NULL;
      }
  }
 
  return list;
}
 
 
 
/* The "current" objfile.  This is set when gdb detects that a new
   objfile has been loaded.  It is only set for the duration of a call to
   source_python_script_for_objfile; it is NULL at other times.  */
static struct objfile *gdbpy_current_objfile;
 
/* Set the current objfile to OBJFILE and then read STREAM,FILE as
   Python code.  */
 
void
source_python_script_for_objfile (struct objfile *objfile,
                                  FILE *stream, const char *file)
{
  struct cleanup *cleanups;
 
  cleanups = ensure_python_env (get_objfile_arch (objfile), current_language);
  gdbpy_current_objfile = objfile;
 
  /* Note: If an exception occurs python will print the traceback and
     clear the error indicator.  */
  PyRun_SimpleFile (stream, file);
 
  do_cleanups (cleanups);
  gdbpy_current_objfile = NULL;
}
 
/* Return the current Objfile, or None if there isn't one.  */
 
static PyObject *
gdbpy_get_current_objfile (PyObject *unused1, PyObject *unused2)
{
  PyObject *result;
 
  if (! gdbpy_current_objfile)
    Py_RETURN_NONE;
 
  result = objfile_to_objfile_object (gdbpy_current_objfile);
  if (result)
    Py_INCREF (result);
  return result;
}
 
/* Return a sequence holding all the Objfiles.  */
 
static PyObject *
gdbpy_objfiles (PyObject *unused1, PyObject *unused2)
{
  struct objfile *objf;
  PyObject *list;
 
  list = PyList_New (0);
  if (!list)
    return NULL;
 
  ALL_OBJFILES (objf)
  {
    PyObject *item = objfile_to_objfile_object (objf);
 
    if (!item || PyList_Append (list, item) == -1)
      {
        Py_DECREF (list);
        return NULL;
      }
  }
 
  return list;
}
 
#else /* HAVE_PYTHON */
 
/* Dummy implementation of the gdb "python" command.  */
 
static void
python_command (char *arg, int from_tty)
{
  while (arg && *arg && isspace (*arg))
    ++arg;
  if (arg && *arg)
    error (_("Python scripting is not supported in this copy of GDB."));
  else
    {
      struct command_line *l = get_command_line (python_control, "");
      struct cleanup *cleanups = make_cleanup_free_command_lines (&l);
 
      execute_control_command_untraced (l);
      do_cleanups (cleanups);
    }
}
 
void
eval_python_from_control_command (struct command_line *cmd)
{
  error (_("Python scripting is not supported in this copy of GDB."));
}
 
void
source_python_script (FILE *stream, const char *file)
{
  throw_error (UNSUPPORTED_ERROR,
               _("Python scripting is not supported in this copy of GDB."));
}
 
#endif /* HAVE_PYTHON */
 
 
 
/* Lists for 'maint set python' commands.  */
 
struct cmd_list_element *set_python_list;
struct cmd_list_element *show_python_list;
 
/* Function for use by 'maint set python' prefix command.  */
 
static void
set_python (char *args, int from_tty)
{
  help_list (set_python_list, "maintenance set python ", -1, gdb_stdout);
}
 
/* Function for use by 'maint show python' prefix command.  */
 
static void
show_python (char *args, int from_tty)
{
  cmd_show_list (show_python_list, from_tty, "");
}
 
/* Initialize the Python code.  */
 
/* Provide a prototype to silence -Wmissing-prototypes.  */
extern initialize_file_ftype _initialize_python;
 
void
_initialize_python (void)
{
  add_com ("python", class_obscure, python_command,
#ifdef HAVE_PYTHON
           _("\
Evaluate a Python command.\n\
\n\
The command can be given as an argument, for instance:\n\
\n\
    python print 23\n\
\n\
If no argument is given, the following lines are read and used\n\
as the Python commands.  Type a line containing \"end\" to indicate\n\
the end of the command.")
#else /* HAVE_PYTHON */
           _("\
Evaluate a Python command.\n\
\n\
Python scripting is not supported in this copy of GDB.\n\
This command is only a placeholder.")
#endif /* HAVE_PYTHON */
           );
 
  add_prefix_cmd ("python", no_class, show_python,
                  _("Prefix command for python maintenance settings."),
                  &show_python_list, "maintenance show python ", 0,
                  &maintenance_show_cmdlist);
  add_prefix_cmd ("python", no_class, set_python,
                  _("Prefix command for python maintenance settings."),
                  &set_python_list, "maintenance set python ", 0,
                  &maintenance_set_cmdlist);
 
  add_setshow_boolean_cmd ("print-stack", class_maintenance,
                           &gdbpy_should_print_stack, _("\
Enable or disable printing of Python stack dump on error."), _("\
Show whether Python stack will be printed on error."), _("\
Enables or disables printing of Python stack traces."),
                           NULL, NULL,
                           &set_python_list,
                           &show_python_list);
 
#ifdef HAVE_PYTHON
#ifdef WITH_PYTHON_PATH
  /* Work around problem where python gets confused about where it is,
     and then can't find its libraries, etc.
     NOTE: Python assumes the following layout:
     /foo/bin/python
     /foo/lib/pythonX.Y/...
     This must be done before calling Py_Initialize.  */
  Py_SetProgramName (concat (ldirname (python_libdir), SLASH_STRING, "bin",
                             SLASH_STRING, "python", NULL));
#endif
 
  Py_Initialize ();
  PyEval_InitThreads ();
 
  gdb_module = Py_InitModule ("gdb", GdbMethods);
 
  /* The casts to (char*) are for python 2.4.  */
  PyModule_AddStringConstant (gdb_module, "VERSION", (char*) version);
  PyModule_AddStringConstant (gdb_module, "HOST_CONFIG", (char*) host_name);
  PyModule_AddStringConstant (gdb_module, "TARGET_CONFIG", (char*) target_name);
  {
    char *gdb_pythondir;
 
    gdb_pythondir = concat (gdb_datadir, SLASH_STRING, "python", NULL);
    PyModule_AddStringConstant (gdb_module, "PYTHONDIR", gdb_pythondir);
    xfree (gdb_pythondir);
  }
 
  gdbpy_gdberror_exc = PyErr_NewException ("gdb.GdbError", NULL, NULL);
  PyModule_AddObject (gdb_module, "GdbError", gdbpy_gdberror_exc);
 
  gdbpy_initialize_auto_load ();
  gdbpy_initialize_values ();
  gdbpy_initialize_frames ();
  gdbpy_initialize_commands ();
  gdbpy_initialize_symbols ();
  gdbpy_initialize_symtabs ();
  gdbpy_initialize_blocks ();
  gdbpy_initialize_functions ();
  gdbpy_initialize_parameters ();
  gdbpy_initialize_types ();
  gdbpy_initialize_pspace ();
  gdbpy_initialize_objfile ();
  gdbpy_initialize_breakpoints ();
  gdbpy_initialize_lazy_string ();
  gdbpy_initialize_thread ();
  gdbpy_initialize_inferior ();
 
  PyRun_SimpleString ("import gdb");
  PyRun_SimpleString ("gdb.pretty_printers = []");
 
  gdbpy_to_string_cst = PyString_FromString ("to_string");
  gdbpy_children_cst = PyString_FromString ("children");
  gdbpy_display_hint_cst = PyString_FromString ("display_hint");
  gdbpy_doc_cst = PyString_FromString ("__doc__");
  gdbpy_enabled_cst = PyString_FromString ("enabled");
 
  /* Create a couple objects which are used for Python's stdout and
     stderr.  */
  PyRun_SimpleString ("\
import sys\n\
class GdbOutputFile:\n\
  def close(self):\n\
    # Do nothing.\n\
    return None\n\
\n\
  def isatty(self):\n\
    return False\n\
\n\
  def write(self, s):\n\
    gdb.write(s)\n\
\n\
  def writelines(self, iterable):\n\
    for line in iterable:\n\
      self.write(line)\n\
\n\
  def flush(self):\n\
    gdb.flush()\n\
\n\
sys.stderr = GdbOutputFile()\n\
sys.stdout = GdbOutputFile()\n\
\n\
# GDB's python scripts are stored inside gdb.PYTHONDIR.  So insert\n\
# that directory name at the start of sys.path to allow the Python\n\
# interpreter to find them.\n\
sys.path.insert(0, gdb.PYTHONDIR)\n\
\n\
# The gdb module is implemented in C rather than in Python.  As a result,\n\
# the associated __init.py__ script is not not executed by default when\n\
# the gdb module gets imported.  Execute that script manually if it exists.\n\
gdb.__path__ = [gdb.PYTHONDIR + '/gdb']\n\
from os.path import exists\n\
ipy = gdb.PYTHONDIR + '/gdb/__init__.py'\n\
if exists (ipy):\n\
  execfile (ipy)\n\
");
 
  /* Release the GIL while gdb runs.  */
  PyThreadState_Swap (NULL);
  PyEval_ReleaseLock ();
 
#endif /* HAVE_PYTHON */
}
 
 
 
#if HAVE_PYTHON
 
static PyMethodDef GdbMethods[] =
{
  { "history", gdbpy_history, METH_VARARGS,
    "Get a value from history" },
  { "execute", (PyCFunction) execute_gdb_command, METH_VARARGS | METH_KEYWORDS,
    "Execute a gdb command" },
  { "parameter", gdbpy_parameter, METH_VARARGS,
    "Return a gdb parameter's value" },
 
  { "breakpoints", gdbpy_breakpoints, METH_NOARGS,
    "Return a tuple of all breakpoint objects" },
 
  { "default_visualizer", gdbpy_default_visualizer, METH_VARARGS,
    "Find the default visualizer for a Value." },
 
  { "current_progspace", gdbpy_get_current_progspace, METH_NOARGS,
    "Return the current Progspace." },
  { "progspaces", gdbpy_progspaces, METH_NOARGS,
    "Return a sequence of all progspaces." },
 
  { "current_objfile", gdbpy_get_current_objfile, METH_NOARGS,
    "Return the current Objfile being loaded, or None." },
  { "objfiles", gdbpy_objfiles, METH_NOARGS,
    "Return a sequence of all loaded objfiles." },
 
  { "selected_frame", gdbpy_selected_frame, METH_NOARGS,
    "selected_frame () -> gdb.Frame.\n\
Return the selected frame object." },
  { "frame_stop_reason_string", gdbpy_frame_stop_reason_string, METH_VARARGS,
    "stop_reason_string (Integer) -> String.\n\
Return a string explaining unwind stop reason." },
 
  { "lookup_type", (PyCFunction) gdbpy_lookup_type,
    METH_VARARGS | METH_KEYWORDS,
    "lookup_type (name [, block]) -> type\n\
Return a Type corresponding to the given name." },
  { "lookup_symbol", (PyCFunction) gdbpy_lookup_symbol,
    METH_VARARGS | METH_KEYWORDS,
    "lookup_symbol (name [, block] [, domain]) -> (symbol, is_field_of_this)\n\
Return a tuple with the symbol corresponding to the given name (or None) and\n\
a boolean indicating if name is a field of the current implied argument\n\
`this' (when the current language is object-oriented)." },
  { "block_for_pc", gdbpy_block_for_pc, METH_VARARGS,
    "Return the block containing the given pc value, or None." },
  { "parse_and_eval", gdbpy_parse_and_eval, METH_VARARGS,
    "parse_and_eval (String) -> Value.\n\
Parse String as an expression, evaluate it, and return the result as a Value."
  },
 
  { "target_charset", gdbpy_target_charset, METH_NOARGS,
    "target_charset () -> string.\n\
Return the name of the current target charset." },
  { "target_wide_charset", gdbpy_target_wide_charset, METH_NOARGS,
    "target_wide_charset () -> string.\n\
Return the name of the current target wide charset." },
 
  { "string_to_argv", gdbpy_string_to_argv, METH_VARARGS,
    "string_to_argv (String) -> Array.\n\
Parse String and return an argv-like array.\n\
Arguments are separate by spaces and may be quoted."
  },
 
  { "write", gdbpy_write, METH_VARARGS,
    "Write a string using gdb's filtered stream." },
  { "flush", gdbpy_flush, METH_NOARGS,
    "Flush gdb's filtered stdout stream." },
  { "selected_thread", gdbpy_selected_thread, METH_NOARGS,
    "selected_thread () -> gdb.InferiorThread.\n\
Return the selected thread object." },
  { "inferiors", gdbpy_inferiors, METH_NOARGS,
    "inferiors () -> (gdb.Inferior, ...).\n\
Return a tuple containing all inferiors." },
  {NULL, NULL, 0, NULL}
};
 
#endif /* HAVE_PYTHON */
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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.2/] [gdb/] [python/] [python.c] - Blame information for rev 330

Line No.	Rev	Author	Line
1	330	jeremybenn	`/* General python/gdb code`
2
3			`Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.`
4
5			`This file is part of GDB.`
6
7			`This program is free software; you can redistribute it and/or modify`
8			`it under the terms of the GNU General Public License as published by`
9			`the Free Software Foundation; either version 3 of the License, or`
10			`(at your option) any later version.`
11
12			`This program is distributed in the hope that it will be useful,`
13			`but WITHOUT ANY WARRANTY; without even the implied warranty of`
14			`MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
15			`GNU General Public License for more details.`
16
17			`You should have received a copy of the GNU General Public License`
18			`along with this program. If not, see <http://www.gnu.org/licenses/>. */`
19
20			`#include "defs.h"`
21			`#include "arch-utils.h"`
22			`#include "command.h"`
23			`#include "ui-out.h"`
24			`#include "cli/cli-script.h"`
25			`#include "gdbcmd.h"`
26			`#include "progspace.h"`
27			`#include "objfiles.h"`
28			`#include "value.h"`
29			`#include "language.h"`
30			`#include "exceptions.h"`
31
32			`#include <ctype.h>`
33
34			`/* True if we should print the stack when catching a Python error,`
35			`false otherwise. */`
36			`static int gdbpy_should_print_stack = 1;`
37
38			`#ifdef HAVE_PYTHON`
39
40			`#include "python.h"`