gcc/gcc.h

   1 /* Header file for modules that link with gcc.c
   2    Copyright (C) 1999, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 2, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING.  If not, write to the Free
  18 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  19 02110-1301, USA.  */
  20
  21 #ifndef GCC_GCC_H
  22 #define GCC_GCC_H
  23
  24 #include "version.h"
  25
  26 /* The mapping of a spec function name to the C function that
  27    implements it.  */
  28 struct spec_function
  29 {
  30   const char *name;
  31   const char *(*func) (int, const char **);
  32 };
  33
  34 /* This defines which switch letters take arguments.  */
  35
  36 #define DEFAULT_SWITCH_TAKES_ARG(CHAR) \
  37   ((CHAR) == 'D' || (CHAR) == 'U' || (CHAR) == 'o' \
  38    || (CHAR) == 'e' || (CHAR) == 'T' || (CHAR) == 'u' \
  39    || (CHAR) == 'I' || (CHAR) == 'm' || (CHAR) == 'x' \
  40    || (CHAR) == 'L' || (CHAR) == 'A' || (CHAR) == 'V' \
  41    || (CHAR) == 'B' || (CHAR) == 'b')
  42
  43 /* This defines which multi-letter switches take arguments.  */
  44
  45 #define DEFAULT_WORD_SWITCH_TAKES_ARG(STR)              \
  46  (!strcmp (STR, "Tdata") || !strcmp (STR, "Ttext")      \
  47   || !strcmp (STR, "Tbss") || !strcmp (STR, "include")  \
  48   || !strcmp (STR, "imacros") || !strcmp (STR, "aux-info") \
  49   || !strcmp (STR, "idirafter") || !strcmp (STR, "iprefix") \
  50   || !strcmp (STR, "iwithprefix") || !strcmp (STR, "iwithprefixbefore") \
  51   || !strcmp (STR, "iquote") || !strcmp (STR, "isystem") \
  52   || !strcmp (STR, "isysroot") \
  53   || !strcmp (STR, "-param") || !strcmp (STR, "specs") \
  54   || !strcmp (STR, "MF") || !strcmp (STR, "MT") || !strcmp (STR, "MQ"))
  55
  56
  57 /* These are exported by gcc.c.  */
  58 extern int do_spec (const char *);
  59 extern void record_temp_file (const char *, int, int);
  60 extern void fatal (const char *, ...) ATTRIBUTE_PRINTF_1 ATTRIBUTE_NORETURN;
  61 extern void error (const char *, ...) ATTRIBUTE_PRINTF_1;
  62 extern void pfatal_with_name (const char *) ATTRIBUTE_NORETURN;
  63 extern void set_input (const char *);
  64
  65 /* Spec files linked with gcc.c must provide definitions for these.  */
  66
  67 /* Called before processing to change/add/remove arguments.  */
  68 extern void lang_specific_driver (int *, const char *const **, int *);
  69
  70 /* Called before linking.  Returns 0 on success and -1 on failure.  */
  71 extern int lang_specific_pre_link (void);
  72
  73 extern int n_infiles;
  74
  75 /* Number of extra output files that lang_specific_pre_link may generate.  */
  76 extern int lang_specific_extra_outfiles;
  77
  78 /* Table of language-specific spec functions.  */
  79 extern const struct spec_function lang_specific_spec_functions[];
  80
  81 /* A vector of corresponding output files is made up later.  */
  82
  83 extern const char **outfiles;
  84
  85 #endif /* ! GCC_GCC_H */