gcc/diagnostic-core.h

   1 /* Declarations of core diagnostic functionality for code that does
   2    not need to deal with diagnostic contexts or diagnostic info
   3    structures.
   4    Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007,
   5    2008, 2009, 2010
   6    Free Software Foundation, Inc.
   7
   8 This file is part of GCC.
   9
  10 GCC is free software; you can redistribute it and/or modify it under
  11 the terms of the GNU General Public License as published by the Free
  12 Software Foundation; either version 3, or (at your option) any later
  13 version.
  14
  15 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  16 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  17 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  18 for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with GCC; see the file COPYING3.  If not see
  22 <http://www.gnu.org/licenses/>.  */
  23
  24 #ifndef GCC_DIAGNOSTIC_CORE_H
  25 #define GCC_DIAGNOSTIC_CORE_H
  26
  27 #include "input.h"
  28
  29 /* Constants used to discriminate diagnostics.  */
  30 typedef enum
  31 {
  32 #define DEFINE_DIAGNOSTIC_KIND(K, msgid) K,
  33 #include "diagnostic.def"
  34 #undef DEFINE_DIAGNOSTIC_KIND
  35   DK_LAST_DIAGNOSTIC_KIND,
  36   /* This is used for tagging pragma pops in the diagnostic
  37      classification history chain.  */
  38   DK_POP
  39 } diagnostic_t;
  40
  41 extern const char *progname;
  42
  43 extern const char *trim_filename (const char *);
  44
  45 /* If we haven't already defined a front-end-specific diagnostics
  46    style, use the generic one.  */
  47 #ifndef GCC_DIAG_STYLE
  48 #define GCC_DIAG_STYLE __gcc_tdiag__
  49 #endif
  50 /* None of these functions are suitable for ATTRIBUTE_PRINTF, because
  51    each language front end can extend them with its own set of format
  52    specifiers.  We must use custom format checks.  */
  53 #if (ENABLE_CHECKING && GCC_VERSION >= 4001) || GCC_VERSION == BUILDING_GCC_VERSION
  54 #define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
  55 #else
  56 #define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
  57 #endif
  58 extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
  59      ATTRIBUTE_NORETURN;
  60 /* Pass one of the OPT_W* from options.h as the first parameter.  */
  61 extern bool warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  62 extern bool warning_at (location_t, int, const char *, ...)
  63     ATTRIBUTE_GCC_DIAG(3,4);
  64 extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  65 extern void error_n (location_t, int, const char *, const char *, ...)
  66     ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
  67 extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  68 extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
  69      ATTRIBUTE_NORETURN;
  70 /* Pass one of the OPT_W* from options.h as the second parameter.  */
  71 extern bool pedwarn (location_t, int, const char *, ...)
  72      ATTRIBUTE_GCC_DIAG(3,4);
  73 extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  74 extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  75 extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  76 extern void inform_n (location_t, int, const char *, const char *, ...)
  77     ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
  78 extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  79 extern bool emit_diagnostic (diagnostic_t, location_t, int,
  80                              const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
  81 extern bool seen_error (void);
  82
  83 #ifdef BUFSIZ
  84   /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
  85      therefore it can have ATTRIBUTE_PRINTF.  */
  86 extern void fnotice                     (FILE *, const char *, ...)
  87      ATTRIBUTE_PRINTF_2;
  88 #endif
  89
  90 #endif /* ! GCC_DIAGNOSTIC_CORE_H */