Merge branch 'glsl-pp-rework-2'

1 files changed, 73 insertions, 0 deletions

diff --git a/src/glsl/pp/sl_pp_macro.h b/src/glsl/pp/sl_pp_macro.h
new file mode 100644
index 00000000000..3ad3438236a
--- /dev/null
+++ b/src/glsl/pp/sl_pp_macro.h
@@ -0,0 +1,73 @@
+/**************************************************************************
+ * 
+ * Copyright 2009 VMware, Inc.
+ * 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, sub license, 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 (including the
+ * next paragraph) 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 SL_PP_MACRO_H
+#define SL_PP_MACRO_H
+
+#include "sl_pp_token.h"
+
+
+struct sl_pp_context;
+struct sl_pp_process_state;
+
+struct sl_pp_macro_formal_arg {
+   int name;
+   struct sl_pp_macro_formal_arg *next;
+};
+
+struct sl_pp_macro {
+   int name;
+   int num_args;                       /* -1 means no args, 0 means `()' */
+   struct sl_pp_macro_formal_arg *arg;
+   struct sl_pp_token_info *body;
+   struct sl_pp_macro *next;
+};
+
+struct sl_pp_macro *
+sl_pp_macro_new(void);
+
+void
+sl_pp_macro_free(struct sl_pp_macro *macro);
+
+void
+sl_pp_macro_reset(struct sl_pp_macro *macro);
+
+enum sl_pp_macro_expand_behaviour {
+   sl_pp_macro_expand_normal,
+   sl_pp_macro_expand_mute,
+   sl_pp_macro_expand_unknown_to_0
+};
+
+int
+sl_pp_macro_expand(struct sl_pp_context *context,
+                   const struct sl_pp_token_info *input,
+                   unsigned int *pi,
+                   struct sl_pp_macro *local,
+                   struct sl_pp_process_state *state,
+                   enum sl_pp_macro_expand_behaviour behaviour);
+
+#endif /* SL_PP_MACRO_H */