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// Copyright (C) 1992-1998 by Michael K. Johnson, johnsonm@redhat.com
// Copyright 2002 Albert Cahalan
//
// This file is placed under the conditions of the GNU Library
// General Public License, version 2, or any later version.
// See file COPYING for information on distribution conditions.
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "alloc.h"
static void xdefault_error(const char *restrict fmts, ...) __attribute__((format(printf,1,2)));
static void xdefault_error(const char *restrict fmts, ...) {
va_list va;
va_start(va, fmts);
fprintf(stderr, fmts, va);
va_end(va);
}
message_fn xalloc_err_handler = xdefault_error;
void *xcalloc(unsigned int size) {
void * p;
if (size == 0)
++size;
p = calloc(1, size);
if (!p) {
xalloc_err_handler("%s failed to allocate %u bytes of memory", __func__, size);
exit(EXIT_FAILURE);
}
return p;
}
void *xmalloc(unsigned int size) {
void *p;
if (size == 0)
++size;
p = malloc(size);
if (!p) {
xalloc_err_handler("%s failed to allocate %u bytes of memory", __func__, size);
exit(EXIT_FAILURE);
}
return(p);
}
void *xrealloc(void *oldp, unsigned int size) {
void *p;
if (size == 0)
++size;
p = realloc(oldp, size);
if (!p) {
xalloc_err_handler("%s failed to allocate %u bytes of memory", __func__, size);
exit(EXIT_FAILURE);
}
return(p);
}
char *xstrdup(const char *str) {
char *p = NULL;
if (str) {
unsigned int size = strlen(str) + 1;
p = malloc(size);
if (!p) {
xalloc_err_handler("%s failed to allocate %u bytes of memory", __func__, size);
exit(EXIT_FAILURE);
}
strcpy(p, str);
}
return(p);
}
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