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/* Declarations of core diagnostic functionality for code that does
not need to deal with diagnostic contexts or diagnostic info
structures.
Copyright (C) 1998-2024 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_DIAGNOSTIC_CORE_H
#define GCC_DIAGNOSTIC_CORE_H
#include "bversion.h"
/* Constants used to discriminate diagnostics. */
typedef enum
{
#define DEFINE_DIAGNOSTIC_KIND(K, msgid, C) K,
#include "diagnostic.def"
#undef DEFINE_DIAGNOSTIC_KIND
DK_LAST_DIAGNOSTIC_KIND,
/* This is used for tagging pragma pops in the diagnostic
classification history chain. */
DK_POP,
/* This is used internally to note that a diagnostic is enabled
without mandating any specific type. */
DK_ANY,
} diagnostic_t;
/* RAII-style class for grouping related diagnostics. */
class auto_diagnostic_group
{
public:
auto_diagnostic_group ();
~auto_diagnostic_group ();
};
/* Forward decl. */
class diagnostic_metadata; /* See diagnostic-metadata.h. */
extern const char *progname;
extern const char *trim_filename (const char *);
/* If we haven't already defined a front-end-specific diagnostics
style, use the generic one. */
#ifndef GCC_DIAG_STYLE
#define GCC_DIAG_STYLE __gcc_tdiag__
#endif
/* None of these functions are suitable for ATTRIBUTE_PRINTF, because
each language front end can extend them with its own set of format
specifiers. We must use custom format checks. */
#if (CHECKING_P && GCC_VERSION >= 4001) || GCC_VERSION == BUILDING_GCC_VERSION
#define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
#else
#define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
#endif
extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
ATTRIBUTE_NORETURN;
extern void internal_error_no_backtrace (const char *, ...)
ATTRIBUTE_GCC_DIAG(1,2) ATTRIBUTE_NORETURN;
/* Pass one of the OPT_W* from options.h as the first parameter. */
extern bool warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern bool warning_n (location_t, int, unsigned HOST_WIDE_INT,
const char *, const char *, ...)
ATTRIBUTE_GCC_DIAG(4,6) ATTRIBUTE_GCC_DIAG(5,6);
extern bool warning_n (rich_location *, int, unsigned HOST_WIDE_INT,
const char *, const char *, ...)
ATTRIBUTE_GCC_DIAG(4, 6) ATTRIBUTE_GCC_DIAG(5, 6);
extern bool warning_at (location_t, int, const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern bool warning_at (rich_location *, int, const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern bool warning_meta (rich_location *,
const diagnostic_metadata &, int,
const char *, ...)
ATTRIBUTE_GCC_DIAG(4,5);
extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
extern void error_n (location_t, unsigned HOST_WIDE_INT, const char *,
const char *, ...)
ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern void error_at (rich_location *, const char *, ...)
ATTRIBUTE_GCC_DIAG(2,3);
extern void error_meta (rich_location *, const diagnostic_metadata &,
const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern void fatal_error (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3)
ATTRIBUTE_NORETURN;
/* Pass one of the OPT_W* from options.h as the second parameter. */
extern bool pedwarn (location_t, int, const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern bool pedwarn (rich_location *, int, const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern bool permerror (rich_location *, const char *,
...) ATTRIBUTE_GCC_DIAG(2,3);
extern bool permerror_opt (location_t, int, const char *, ...)
ATTRIBUTE_GCC_DIAG(3,4);
extern bool permerror_opt (rich_location *, int, const char *,
...) ATTRIBUTE_GCC_DIAG(3,4);
extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
extern void sorry_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern void inform (rich_location *, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
extern void inform_n (location_t, unsigned HOST_WIDE_INT, const char *,
const char *, ...)
ATTRIBUTE_GCC_DIAG(3,5) ATTRIBUTE_GCC_DIAG(4,5);
extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
extern bool emit_diagnostic (diagnostic_t, location_t, int,
const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
extern bool emit_diagnostic (diagnostic_t, rich_location *, int,
const char *, ...) ATTRIBUTE_GCC_DIAG(4,5);
extern bool emit_diagnostic_valist (diagnostic_t, location_t, int, const char *,
va_list *) ATTRIBUTE_GCC_DIAG (4,0);
extern bool emit_diagnostic_valist_meta (diagnostic_t,
rich_location *,
const diagnostic_metadata *,
int,
const char *,
va_list *) ATTRIBUTE_GCC_DIAG (5,0);
extern bool seen_error (void);
#ifdef BUFSIZ
/* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
therefore it can have ATTRIBUTE_PRINTF. */
extern void fnotice (FILE *, const char *, ...)
ATTRIBUTE_PRINTF_2;
#endif
#endif /* ! GCC_DIAGNOSTIC_CORE_H */
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