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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [opts.h] - Blame information for rev 301

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/* Command line option handling.
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   Copyright (C) 2002, 2003, 2004, 2005, 2007
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   Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#ifndef GCC_OPTS_H
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#define GCC_OPTS_H
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/* Specifies how a switch's VAR_VALUE relates to its FLAG_VAR.  */
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enum cl_var_type {
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  /* The switch is enabled when FLAG_VAR is nonzero.  */
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  CLVC_BOOLEAN,
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  /* The switch is enabled when FLAG_VAR == VAR_VALUE.  */
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  CLVC_EQUAL,
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  /* The switch is enabled when VAR_VALUE is not set in FLAG_VAR.  */
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  CLVC_BIT_CLEAR,
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  /* The switch is enabled when VAR_VALUE is set in FLAG_VAR.  */
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  CLVC_BIT_SET,
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  /* The switch takes a string argument and FLAG_VAR points to that
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     argument.  */
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  CLVC_STRING
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};
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struct cl_option
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{
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  const char *opt_text;
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  const char *help;
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  unsigned short back_chain;
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  unsigned char opt_len;
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  int neg_index;
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  unsigned int flags;
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  void *flag_var;
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  enum cl_var_type var_type;
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  int var_value;
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};
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/* Records that the state of an option consists of SIZE bytes starting
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   at DATA.  DATA might point to CH in some cases.  */
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struct cl_option_state {
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  const void *data;
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  size_t size;
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  char ch;
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};
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extern const struct cl_option cl_options[];
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extern const unsigned int cl_options_count;
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extern const char *const lang_names[];
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extern bool no_unit_at_a_time_default;
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#define CL_DISABLED             (1 << 21) /* Disabled in this configuration.  */
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#define CL_TARGET               (1 << 22) /* Target-specific option.  */
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#define CL_REPORT               (1 << 23) /* Report argument with -fverbose-asm  */
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#define CL_JOINED               (1 << 24) /* If takes joined argument.  */
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#define CL_SEPARATE             (1 << 25) /* If takes a separate argument.  */
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#define CL_REJECT_NEGATIVE      (1 << 26) /* Reject no- form.  */
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#define CL_MISSING_OK           (1 << 27) /* Missing argument OK (joined).  */
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#define CL_UINTEGER             (1 << 28) /* Argument is an integer >=0.  */
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#define CL_COMMON               (1 << 29) /* Language-independent.  */
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#define CL_UNDOCUMENTED         (1 << 30) /* Do not output with --help.  */
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/* Input file names.  */
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extern const char **in_fnames;
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/* The count of input filenames.  */
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extern unsigned num_in_fnames;
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size_t find_opt (const char *input, int lang_mask);
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extern void prune_options (int *argcp, char ***argvp);
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extern void decode_options (unsigned int argc, const char **argv);
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extern int option_enabled (int opt_idx);
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extern bool get_option_state (int, struct cl_option_state *);
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#endif

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