xserver/hw/xfree86/loader/loadext.c

98 lines
3.1 KiB
C

/*
* Copyright (c) 2000 by The XFree86 Project, Inc.
*
* 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 and this permission notice 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
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 the copyright holder(s)
* and author(s) shall not be used in advertising or otherwise to promote
* the sale, use or other dealings in this Software without prior written
* authorization from the copyright holder(s) and author(s).
*/
/* Maybe this file belongs elsewhere? */
#define LOADERDECLARATIONS
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "loaderProcs.h"
#include "misc.h"
#include "xf86.h"
/*
* This should be static, but miinitext wants it. FIXME: make extension
* initialization not completely terrible.
*/
ExtensionModule *ExtensionModuleList = NULL;
static int numExtensionModules = 0;
static ExtensionModule *
NewExtensionModule(void)
{
ExtensionModule *save = ExtensionModuleList;
int n;
/* Make sure built-in extensions get added to the list before those
* in modules. */
AddStaticExtensions();
/* Sanity check */
if (!ExtensionModuleList)
numExtensionModules = 0;
n = numExtensionModules + 1;
ExtensionModuleList = realloc(ExtensionModuleList,
(n + 1) * sizeof(ExtensionModule));
if (ExtensionModuleList == NULL) {
ExtensionModuleList = save;
return NULL;
}
else {
numExtensionModules++;
ExtensionModuleList[numExtensionModules].name = NULL;
return ExtensionModuleList + (numExtensionModules - 1);
}
}
void
LoadExtension(ExtensionModule * e, Bool builtin)
{
ExtensionModule *newext;
if (e == NULL || e->name == NULL)
return;
if (!(newext = NewExtensionModule()))
return;
if (builtin)
xf86MsgVerb(X_INFO, 2, "Initializing built-in extension %s\n", e->name);
else
xf86MsgVerb(X_INFO, 2, "Loading extension %s\n", e->name);
newext->name = e->name;
newext->initFunc = e->initFunc;
newext->disablePtr = e->disablePtr;
newext->setupFunc = e->setupFunc;
if (e->setupFunc != NULL)
e->setupFunc();
}