Memory pool manager.

Instead of doing intricate malloc/free tracking during compiling, allocate
everything (which would be discarded after compiling) from a pool that can
be freed en masse when done.

1 files changed, 59 insertions, 0 deletions

diff --git a/src/mesa/shader/slang/slang_mem.h b/src/mesa/shader/slang/slang_mem.h
new file mode 100644
index 0000000000..f44892666b
--- /dev/null
+++ b/src/mesa/shader/slang/slang_mem.h
@@ -0,0 +1,59 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.5.3
+ *
+ * Copyright (C) 2005-2007  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.
+ */
+
+
+#ifndef SLANG_MEM_H
+#define SLANG_MEM_H
+
+
+#include "imports.h"
+
+
+typedef struct slang_mempool_
+{
+   GLuint Size, Used;
+   char *Data;
+   struct slang_mempool_ *Next;
+} slang_mempool;
+
+
+extern slang_mempool *
+_slang_new_mempool(GLuint initialSize);
+
+extern void
+_slang_delete_mempool(slang_mempool *pool);
+
+extern void *
+_slang_alloc(GLuint bytes);
+
+extern void *
+_slang_realloc(void *oldBuffer, GLuint oldSize, GLuint newSize);
+
+extern char *
+_slang_strdup(const char *s);
+
+
+#define USE_MEMPOOL 1  /* XXX temporary */
+
+#endif