1828908148
Windows doesn't actually support it, but MinGW provides it. However, with some versions of MinGW it doesn't work correctly. Instead, we vsnprintf() to a local buffer and xstrdup() the results.
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
/*
|
|
xalloc.h -- malloc and related fuctions with out of memory checking
|
|
Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
|
|
Copyright (C) 2011-2013 Guus Sliepen <guus@tinc-vpn.org>
|
|
|
|
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 2, 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, write to the Free Software Foundation, Inc., Foundation,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
|
|
|
|
#ifndef __TINC_XALLOC_H__
|
|
#define __TINC_XALLOC_H__
|
|
|
|
static inline void *xmalloc(size_t n) __attribute__ ((__malloc__));
|
|
static inline void *xmalloc(size_t n) {
|
|
void *p = malloc(n);
|
|
if(!p)
|
|
abort();
|
|
return p;
|
|
}
|
|
|
|
static inline void *xzalloc(size_t n) __attribute__ ((__malloc__));
|
|
static inline void *xzalloc(size_t n) {
|
|
void *p = calloc(1, n);
|
|
if(!p)
|
|
abort();
|
|
return p;
|
|
}
|
|
|
|
static inline void *xrealloc(void *p, size_t n) {
|
|
p = realloc(p, n);
|
|
if(!p)
|
|
abort();
|
|
return p;
|
|
}
|
|
|
|
static inline char *xstrdup(const char *s) __attribute__ ((__malloc__));
|
|
static inline char *xstrdup(const char *s) {
|
|
char *p = strdup(s);
|
|
if(!p)
|
|
abort();
|
|
return p;
|
|
}
|
|
|
|
static inline int xvasprintf(char **strp, const char *fmt, va_list ap) {
|
|
#ifdef HAVE_MINGW
|
|
char buf[1024];
|
|
int result = vsnprintf(buf, sizeof buf, fmt, ap);
|
|
if(result < 0)
|
|
abort();
|
|
*strp = xstrdup(buf);
|
|
#else
|
|
int result = vasprintf(strp, fmt, ap);
|
|
if(result < 0)
|
|
abort();
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
static inline int xasprintf(char **strp, const char *fmt, ...) __attribute__ ((__format__(printf, 2, 3)));
|
|
static inline int xasprintf(char **strp, const char *fmt, ...) {
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
int result = xvasprintf(strp, fmt, ap);
|
|
va_end(ap);
|
|
return result;
|
|
}
|
|
|
|
#endif
|