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) 1998-2016 Free Software Foundation, Inc. 5 6 This file is part of GCC. 7 8 GCC is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free 10 Software Foundation; either version 3, or (at your option) any later 11 version. 12 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16 for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GCC; see the file COPYING3. If not see 20 <http://www.gnu.org/licenses/>. */ 21 22 #ifndef GCC_DIAGNOSTIC_CORE_H 23 #define GCC_DIAGNOSTIC_CORE_H 24 25 #include "bversion.h" 26 27 /* Constants used to discriminate diagnostics. */ 28 typedef enum 29 { 30 #define DEFINE_DIAGNOSTIC_KIND(K, msgid, C) K, 31 #include "diagnostic.def" 32 #undef DEFINE_DIAGNOSTIC_KIND 33 DK_LAST_DIAGNOSTIC_KIND, 34 /* This is used for tagging pragma pops in the diagnostic 35 classification history chain. */ 36 DK_POP 37 } diagnostic_t; 38 39 extern const char *progname; 40 41 extern const char *trim_filename (const char *); 42 43 /* If we haven't already defined a front-end-specific diagnostics 44 style, use the generic one. */ 45 #ifndef GCC_DIAG_STYLE 46 #define GCC_DIAG_STYLE __gcc_tdiag__ 47 #endif 48 /* None of these functions are suitable for ATTRIBUTE_PRINTF, because 49 each language front end can extend them with its own set of format 50 specifiers. We must use custom format checks. */ 51 #if (CHECKING_P && GCC_VERSION >= 4001) || GCC_VERSION == BUILDING_GCC_VERSION 52 #define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m) 53 #else 54 #define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m) 55 #endif 56 extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2) 57 ATTRIBUTE_NORETURN; 58 extern void internal_error_no_backtrace (const char *, ...) 59 ATTRIBUTE_GCC_DIAG(1,2) 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_n (location_t, int, int, const char *, const char *, ...) 63 ATTRIBUTE_GCC_DIAG(4,6) ATTRIBUTE_GCC_DIAG(5,6); 64 extern bool warning_at (location_t, int, const char *, ...) 65 ATTRIBUTE_GCC_DIAG(3,4); 66 extern bool warning_at_rich_loc (rich_location *, int, const char *, ...) 67 ATTRIBUTE_GCC_DIAG(3,4); 68 extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2); 69 extern void error_n (location_t, int, const char *, const char *, ...) 70 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5); 71 extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3); 72 extern void error_at_rich_loc (rich_location *, const char *, ...) 73 ATTRIBUTE_GCC_DIAG(2,3); 74 extern void fatal_error (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3) 75 ATTRIBUTE_NORETURN; 76 /* Pass one of the OPT_W* from options.h as the second parameter. */ 77 extern bool pedwarn (location_t, int, const char *, ...) 78 ATTRIBUTE_GCC_DIAG(3,4); 79 extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3); 80 extern bool permerror_at_rich_loc (rich_location *, const char *, 81 ...) ATTRIBUTE_GCC_DIAG(2,3); 82 extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2); 83 extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3); 84 extern void inform_at_rich_loc (rich_location *, const char *, 85 ...) ATTRIBUTE_GCC_DIAG(2,3); 86 extern void inform_n (location_t, int, const char *, const char *, ...) 87 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5); 88 extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2); 89 extern bool emit_diagnostic (diagnostic_t, location_t, int, 90 const char *, ...) ATTRIBUTE_GCC_DIAG(4,5); 91 extern bool seen_error (void); 92 93 #ifdef BUFSIZ 94 /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and 95 therefore it can have ATTRIBUTE_PRINTF. */ 96 extern void fnotice (FILE *, const char *, ...) 97 ATTRIBUTE_PRINTF_2; 98 #endif 99 100 #endif /* ! GCC_DIAGNOSTIC_CORE_H */ 101