aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
diff options
context:
space:
mode:
authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
downloadnx-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/slang_preprocess.c')
-rwxr-xr-xnx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
new file mode 100755
index 000000000..b1f62ded3
--- /dev/null
+++ b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
@@ -0,0 +1,87 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.3
+ *
+ * Copyright (C) 2005 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.
+ */
+
+/**
+ * \file slang_preprocess.c
+ * slang preprocessor
+ * \author Michal Krol
+ */
+
+#include "imports.h"
+#include "grammar_mesa.h"
+#include "slang_compile.h"
+#include "slang_preprocess.h"
+
+static const char *slang_version_syn =
+#include "library/slang_version_syn.h"
+;
+
+int _slang_preprocess_version (const char *text, unsigned int *version, unsigned int *eaten,
+ slang_info_log *log)
+{
+ grammar id;
+ byte *prod, *I;
+ unsigned int size;
+
+ id = grammar_load_from_text ((const byte *) slang_version_syn);
+ if (id == 0)
+ {
+ char buf[1024];
+ unsigned int pos;
+ grammar_get_last_error ( (unsigned char*) buf, 1024, (int*) &pos);
+ slang_info_log_error (log, buf);
+ return 0;
+ }
+
+ if (!grammar_fast_check (id, (const byte *) text, &prod, &size, 8))
+ {
+ char buf[1024];
+ unsigned int pos;
+ grammar_get_last_error ( (unsigned char*) buf, 1024, (int*) &pos);
+ slang_info_log_error (log, buf);
+ grammar_destroy (id);
+ return 0;
+ }
+
+ grammar_destroy (id);
+
+ /* there can be multiple #version directives - grab the last one */
+ I = prod;
+ while (I < prod + size)
+ {
+ *version =
+ (unsigned int) I[0] +
+ (unsigned int) I[1] * 100;
+ *eaten =
+ ((unsigned int) I[2]) +
+ ((unsigned int) I[3] << 8) +
+ ((unsigned int) I[4] << 16) +
+ ((unsigned int) I[5] << 24);
+ I += 6;
+ }
+
+ grammar_alloc_free (prod);
+ return 1;
+}
+