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gnumalloc.c
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154 lines (118 loc) · 2.64 KB
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/*
*
* gnumalloc.c
*
* Author: Markku Rossi <[email protected]>
*
* Copyright (c) 2001-2009 Markku Rossi.
*
* What is this file for?
*
*/
/*
* 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, 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; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "gnuincludes.h"
void *
gnu_malloc(size_t size)
{
return malloc(size);
}
void *
gnu_calloc(size_t number, size_t size)
{
return calloc(number, size);
}
void *
gnu_realloc(void *ptr, size_t size)
{
if (ptr == NULL)
return malloc(size);
return realloc(ptr, size);
}
void
gnu_free(void *ptr)
{
if (ptr == NULL)
return;
free(ptr);
}
char *
gnu_strdup(const char *str)
{
return strdup(str);
}
void *
gnu_memdup(const void *data, size_t len)
{
unsigned char *ptr;
ptr = gnu_malloc(len + 1);
if (ptr == NULL)
return NULL;
memcpy(ptr, data, len);
ptr[len] = '\0';
return ptr;
}
#define GNU_MALLOC_CHECK(ptr, what) \
do \
{ \
if ((ptr) == NULL) \
{ \
fprintf(stderr, "%s failed\n", (what)); \
abort(); \
} \
} \
while (0)
void *
gnu_xmalloc(size_t size)
{
void *ptr = gnu_malloc(size);
GNU_MALLOC_CHECK(ptr, "gnu_xmalloc");
return ptr;
}
void *
gnu_xcalloc(size_t number, size_t size)
{
void *ptr = gnu_calloc(number, size);
GNU_MALLOC_CHECK(ptr, "gnu_xcalloc");
return ptr;
}
void *
gnu_xrealloc(void *ptr, size_t size)
{
void *nptr = gnu_realloc(ptr, size);
GNU_MALLOC_CHECK(nptr, "gnu_xrealloc");
return nptr;
}
void
gnu_xfree(void *ptr)
{
gnu_free(ptr);
}
char *
gnu_xstrdup(const char *str)
{
char *nstr = gnu_strdup(str);
GNU_MALLOC_CHECK(str, "gnu_xstrdup");
return nstr;
}
void *
gnu_xmemdup(const void *data, size_t len)
{
void *ptr = gnu_memdup(data, len);
GNU_MALLOC_CHECK(ptr, "gnu_xmemdup");
return ptr;
}