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| author | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
|---|---|---|
| committer | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
| commit | f4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch) | |
| tree | 2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp | |
| parent | a840692edc9c6d19cd7c057f68e39c7d95eb767d (diff) | |
| download | nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.tar.gz nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.tar.bz2 nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.zip | |
Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:
Imported nx-X11-3.1.0-1.tar.gz
into Git repository
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp')
| -rwxr-xr-x | nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp b/nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp new file mode 100755 index 000000000..2e6f8c69b --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/shader/slang/OGLCompilersDLL/Initialisation.cpp @@ -0,0 +1,151 @@ +//
+//Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+// Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//
+// Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+//
+// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+
+#define SH_EXPORTING
+#include "Initialisation.h"
+#include "Include/InitializeGlobals.h"
+#include "Include/InitializeParseContext.h"
+#include "Public/ShaderLang.h"
+
+OS_TLSIndex GlobalProcessFlag = OS_INVALID_TLS_INDEX;
+
+bool InitProcess()
+{
+ if (GlobalProcessFlag != OS_INVALID_TLS_INDEX) {
+ //
+ // Function is re-entrant.
+ //
+ return true;
+ }
+
+ GlobalProcessFlag = OS_AllocTLSIndex();
+
+ if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {
+ assert (0 && "InitProcess(): Failed to allocate TLS area for init flag");
+ return false;
+ }
+
+ if (!InitializePoolIndex()) {
+ assert (0 && "InitProcess(): Failed to initalize global pool");
+ return false;
+ }
+
+ if (!InitializeParseContextIndex()) {
+ assert (0 && "InitProcess(): Failed to initalize parse context");
+ return false;
+ }
+
+ InitThread();
+ return true;
+}
+
+
+bool InitThread()
+{
+ //
+ // This function is re-entrant
+ //
+ if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {
+ assert(0 && "InitThread(): Process hasn't been initalised.");
+ return false;
+ }
+
+ if (OS_GetTLSValue(GlobalProcessFlag) != 0) {
+ return true;
+ }
+
+ InitializeGlobalPools();
+
+ if(!InitializeGlobalParseContext())
+ return false;
+
+ if(!OS_SetTLSValue(GlobalProcessFlag, (void *)1)) {
+ assert(0 && "InitThread(): Unable to set init flag.");
+ return false;
+ }
+
+ return true;
+}
+
+
+bool DetachThread()
+{
+ bool retFlag = true;
+
+ if (GlobalProcessFlag == OS_INVALID_TLS_INDEX) {
+ assert(0 && "DetachThread(): Process hasn't been initalised.");
+ return false;
+ }
+
+ //
+ // Function is re-entrant and this thread may not have been initalised.
+ //
+ if (OS_GetTLSValue(GlobalProcessFlag) != 0)
+ {
+ if(!OS_SetTLSValue(GlobalProcessFlag, (void *)0)) {
+ assert(0 && "DetachThread(): Unable to clear init flag.");
+ retFlag = false;
+ }
+
+ FreeGlobalPools();
+
+ if (!FreeParseContext())
+ retFlag = false;
+ }
+
+ return retFlag;
+}
+
+bool DetachProcess()
+{
+ bool retFlag = true;
+
+ if (GlobalProcessFlag == OS_INVALID_TLS_INDEX)
+ return true;
+
+ ShFinalize();
+
+ retFlag = DetachThread();
+
+ FreePoolIndex();
+
+ if(!FreeParseContextIndex())
+ retFlag = false;
+
+ OS_FreeTLSIndex(GlobalProcessFlag);
+ GlobalProcessFlag = OS_INVALID_TLS_INDEX;
+
+ return retFlag;
+}
+
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