glsl: split out libstandalone

Split standalone glsl_compiler into a libstandalone.la and a thin
main.cpp.  This way drivers can re-use the glsl standalone frontend in
their own standalone compilers.

Signed-off-by: Rob Clark <robclark@freedesktop.org>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>

src/compiler/glsl/standalone.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright © 2016 Red Hat
+ *
+ * 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 (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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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 GLSL_STANDALONE_H
+#define GLSL_STANDALONE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct standalone_options {
+   int glsl_version;
+   int dump_ast;
+   int dump_hir;
+   int dump_lir;
+   int do_link;
+};
+
+struct gl_shader_program;
+
+struct gl_shader_program * standalone_compile_shader(
+      const struct standalone_options *options,
+      unsigned num_files, char* const* files);
+
+void standalone_compiler_cleanup(struct gl_shader_program *prog);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GLSL_STANDALONE_H */