diff options
Diffstat (limited to 'xorg-server/glx/glthread.c')
| -rw-r--r-- | xorg-server/glx/glthread.c | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/xorg-server/glx/glthread.c b/xorg-server/glx/glthread.c deleted file mode 100644 index fd4c6cc09..000000000 --- a/xorg-server/glx/glthread.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5.1 - * - * Copyright (C) 1999-2006 Brian Paul 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 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 - * BRIAN PAUL 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. - */ - -/* - * XXX There's probably some work to do in order to make this file - * truly reusable outside of Mesa. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#include <X11/Xfuncproto.h> -#endif - -#include <stdlib.h> -#include <stdio.h> -#include "glthread.h" - -/* - * This file should still compile even when THREADS is not defined. - * This is to make things easier to deal with on the makefile scene.. - */ -#ifdef THREADS -#include <errno.h> - -/* - * Error messages - */ -#define INIT_TSD_ERROR "_glthread_: failed to allocate key for thread specific data" -#define GET_TSD_ERROR "_glthread_: failed to get thread specific data" -#define SET_TSD_ERROR "_glthread_: thread failed to set thread specific data" - -/* - * Magic number to determine if a TSD object has been initialized. - * Kind of a hack but there doesn't appear to be a better cross-platform - * solution. - */ -#define INIT_MAGIC 0xff8adc98 - -/* - * POSIX Threads -- The best way to go if your platform supports them. - * Solaris >= 2.5 have POSIX threads, IRIX >= 6.4 reportedly - * has them, and many of the free Unixes now have them. - * Be sure to use appropriate -mt or -D_REENTRANT type - * compile flags when building. - */ -#ifdef PTHREADS - -_X_EXPORT unsigned long -_glthread_GetID(void) -{ - return (unsigned long) pthread_self(); -} - -void -_glthread_InitTSD(_glthread_TSD * tsd) -{ - if (pthread_key_create(&tsd->key, NULL /*free */ ) != 0) { - perror(INIT_TSD_ERROR); - exit(-1); - } - tsd->initMagic = INIT_MAGIC; -} - -void * -_glthread_GetTSD(_glthread_TSD * tsd) -{ - if (tsd->initMagic != (int) INIT_MAGIC) { - _glthread_InitTSD(tsd); - } - return pthread_getspecific(tsd->key); -} - -void -_glthread_SetTSD(_glthread_TSD * tsd, void *ptr) -{ - if (tsd->initMagic != (int) INIT_MAGIC) { - _glthread_InitTSD(tsd); - } - if (pthread_setspecific(tsd->key, ptr) != 0) { - perror(SET_TSD_ERROR); - exit(-1); - } -} - -#endif /* PTHREADS */ - -/* - * Win32 Threads. The only available option for Windows 95/NT. - * Be sure that you compile using the Multithreaded runtime, otherwise - * bad things will happen. - */ -#ifdef WIN32_THREADS - -void -FreeTSD(_glthread_TSD * p) -{ - if (p->initMagic == INIT_MAGIC) { - TlsFree(p->key); - p->initMagic = 0; - } -} - -void -InsteadOf_exit(int nCode) -{ - DWORD dwErr = GetLastError(); -} - -unsigned long -_glthread_GetID(void) -{ - return GetCurrentThreadId(); -} - -void -_glthread_InitTSD(_glthread_TSD * tsd) -{ - tsd->key = TlsAlloc(); - if (tsd->key == TLS_OUT_OF_INDEXES) { - perror("Mesa:_glthread_InitTSD"); - InsteadOf_exit(-1); - } - tsd->initMagic = INIT_MAGIC; -} - -void * -_glthread_GetTSD(_glthread_TSD * tsd) -{ - if (tsd->initMagic != INIT_MAGIC) { - _glthread_InitTSD(tsd); - } - return TlsGetValue(tsd->key); -} - -void -_glthread_SetTSD(_glthread_TSD * tsd, void *ptr) -{ - /* the following code assumes that the _glthread_TSD has been initialized - to zero at creation */ - if (tsd->initMagic != INIT_MAGIC) { - _glthread_InitTSD(tsd); - } - if (TlsSetValue(tsd->key, ptr) == 0) { - perror("Mesa:_glthread_SetTSD"); - InsteadOf_exit(-1); - } -} - -#endif /* WIN32_THREADS */ - -#else /* THREADS */ - -/* - * no-op functions - */ - -_X_EXPORT unsigned long -_glthread_GetID(void) -{ - return 0; -} - -void -_glthread_InitTSD(_glthread_TSD * tsd) -{ - (void) tsd; -} - -void * -_glthread_GetTSD(_glthread_TSD * tsd) -{ - (void) tsd; - return NULL; -} - -void -_glthread_SetTSD(_glthread_TSD * tsd, void *ptr) -{ - (void) tsd; - (void) ptr; -} - -#endif /* THREADS */ |