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/* Shared general utility routines for GDB, the GNU debugger.
Copyright (C) 1986-2014 Free Software Foundation, Inc.
This file is part of GDB.
This program 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 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef COMMON_UTILS_H
#define COMMON_UTILS_H
#include "ansidecl.h"
#include <stddef.h>
#include <stdarg.h>
/* If possible, define FUNCTION_NAME, a macro containing the name of
the function being defined. Since this macro may not always be
defined, all uses must be protected by appropriate macro definition
checks (Eg: "#ifdef FUNCTION_NAME").
Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__'
which contains the name of the function currently being defined.
This is broken in G++ before version 2.6.
C9x has a similar variable called __func__, but prefer the GCC one since
it demangles C++ function names. */
#if (GCC_VERSION >= 2004)
#define FUNCTION_NAME __PRETTY_FUNCTION__
#else
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
#define FUNCTION_NAME __func__ /* ARI: func */
#endif
#endif
extern void malloc_failure (long size) ATTRIBUTE_NORETURN;
extern void internal_error (const char *file, int line, const char *, ...)
ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (3, 4);
/* xmalloc(), xrealloc() and xcalloc() have already been declared in
"libiberty.h". */
/* Like xmalloc, but zero the memory. */
void *xzalloc (size_t);
void xfree (void *);
/* Like asprintf and vasprintf, but return the string, throw an error
if no memory. */
char *xstrprintf (const char *format, ...) ATTRIBUTE_PRINTF (1, 2);
char *xstrvprintf (const char *format, va_list ap)
ATTRIBUTE_PRINTF (1, 0);
/* Like snprintf, but throw an error if the output buffer is too small. */
int xsnprintf (char *str, size_t size, const char *format, ...)
ATTRIBUTE_PRINTF (3, 4);
/* Make a copy of the string at PTR with LEN characters
(and add a null character at the end in the copy).
Uses malloc to get the space. Returns the address of the copy. */
char *savestring (const char *ptr, size_t len);
#endif
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