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) 1998-2017 Free Software Foundation, Inc.
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify it under
9the terms of the GNU General Public License as published by the Free
10Software Foundation; either version 3, or (at your option) any later
11version.
12
13GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14WARRANTY; without even the implied warranty of MERCHANTABILITY or
15FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16for more details.
17
18You should have received a copy of the GNU General Public License
19along 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. */
28typedef 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
39extern const char *progname;
40
41extern 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
56extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
57 ATTRIBUTE_NORETURN;
58extern 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. */
61extern bool warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
62extern bool warning_n (location_t, int, int, const char *, const char *, ...)
63 ATTRIBUTE_GCC_DIAG(4,6) ATTRIBUTE_GCC_DIAG(5,6);
64extern bool warning_n (rich_location *, int, int, const char *,
65 const char *, ...)
66 ATTRIBUTE_GCC_DIAG(4, 6) ATTRIBUTE_GCC_DIAG(5, 6);
67extern bool warning_at (location_t, int, const char *, ...)
68 ATTRIBUTE_GCC_DIAG(3,4);
69extern bool warning_at (rich_location *, int, const char *, ...)
70 ATTRIBUTE_GCC_DIAG(3,4);
71extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
72extern void error_n (location_t, int, const char *, const char *, ...)
73 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
74extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
75extern void error_at (rich_location *, const char *, ...)
76 ATTRIBUTE_GCC_DIAG(2,3);
77extern void fatal_error (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3)
78 ATTRIBUTE_NORETURN;
79/* Pass one of the OPT_W* from options.h as the second parameter. */
80extern bool pedwarn (location_t, int, const char *, ...)
81 ATTRIBUTE_GCC_DIAG(3,4);
82extern bool pedwarn (rich_location *, int, const char *, ...)
83 ATTRIBUTE_GCC_DIAG(3,4);
84extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
85extern bool permerror (rich_location *, const char *,
86 ...) ATTRIBUTE_GCC_DIAG(2,3);
87extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
88extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
89extern void inform (rich_location *, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
90extern void inform_n (location_t, int, const char *, const char *, ...)
91 ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
92extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
93extern bool emit_diagnostic (diagnostic_t, location_t, int,
94 const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
95extern bool emit_diagnostic_valist (diagnostic_t, location_t, int, const char *,
96 va_list *) ATTRIBUTE_GCC_DIAG (4,0);
97extern bool seen_error (void);
98
99#ifdef BUFSIZ
100 /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
101 therefore it can have ATTRIBUTE_PRINTF. */
102extern void fnotice (FILE *, const char *, ...)
103 ATTRIBUTE_PRINTF_2;
104#endif
105
106#endif /* ! GCC_DIAGNOSTIC_CORE_H */
107