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/*
* SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
* Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice including the dates of first publication and
* either this permission notice or a reference to
* http://oss.sgi.com/projects/FreeB/
* shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of Silicon Graphics, Inc.
* shall not be used in advertising or otherwise to promote the sale, use or
* other dealings in this Software without prior written authorization from
* Silicon Graphics, Inc.
*/
#include "glxserver.h"
#include <GL/glxtokens.h>
#include <pixmapstr.h>
#include <windowstr.h>
#include "glxutil.h"
#include <stdlib.h>
/************************************************************************/
void __glXNop(void) {}
/************************************************************************/
/* Memory Allocation for GLX */
void *
__glXMalloc(size_t size)
{
void *addr;
if (size == 0) {
return NULL;
}
addr = malloc(size);
if (addr == NULL) {
/* XXX: handle out of memory error */
return NULL;
}
return addr;
}
void *
__glXCalloc(size_t numElements, size_t elementSize)
{
void *addr;
size_t size;
if ((numElements == 0) || (elementSize == 0)) {
return NULL;
}
addr = calloc(numElements, elementSize);
if (addr == NULL) {
/* XXX: handle out of memory error */
return NULL;
}
return addr;
}
void *
__glXRealloc(void *addr, size_t newSize)
{
void *newAddr;
if (addr) {
if (newSize == 0) {
free(addr);
return NULL;
} else {
newAddr = realloc(addr, newSize);
}
} else {
if (newSize == 0) {
return NULL;
} else {
newAddr = malloc(newSize);
}
}
if (newAddr == NULL) {
return NULL; /* XXX: out of memory */
}
return newAddr;
}
void
__glXFree(void *addr)
{
if (addr) {
free(addr);
}
}
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