From 0328076efb5ff6e62152c09e38d0d11f7931d07b Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Mon, 10 Dec 2012 08:33:13 +0100
Subject: fontconfig libX11 mesa pixman git update 10 dec 2012

libX11 9833489e6c3829a1e835bc0a11f028fc180809e4
mesa 17f5dc57306b8f5079304701e455bf4b927d3cae
pixman 8ca4e144724ba2041bc5ef077ccf6d24e7cf4d1f
fontconfig 608c5b590bd3428dfcd30f3d68ee8b7131e2f019
---
 mesalib/src/glsl/glcpp/glcpp-parse.y | 62 +++++++++++++++++++++++++-----------
 1 file changed, 43 insertions(+), 19 deletions(-)

(limited to 'mesalib/src/glsl/glcpp/glcpp-parse.y')

diff --git a/mesalib/src/glsl/glcpp/glcpp-parse.y b/mesalib/src/glsl/glcpp/glcpp-parse.y
index e7daf7fea..380a1d99c 100644
--- a/mesalib/src/glsl/glcpp/glcpp-parse.y
+++ b/mesalib/src/glsl/glcpp/glcpp-parse.y
@@ -133,6 +133,10 @@ _glcpp_parser_skip_stack_change_if (glcpp_parser_t *parser, YYLTYPE *loc,
 static void
 _glcpp_parser_skip_stack_pop (glcpp_parser_t *parser, YYLTYPE *loc);
 
+static void
+_glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t version,
+                                         const char *ident);
+
 static int
 glcpp_parser_lex (YYSTYPE *yylval, YYLTYPE *yylloc, glcpp_parser_t *parser);
 
@@ -334,25 +338,10 @@ control_line:
 		_glcpp_parser_skip_stack_pop (parser, & @1);
 	} NEWLINE
 |	HASH_VERSION integer_constant NEWLINE {
-		macro_t *macro = hash_table_find (parser->defines, "__VERSION__");
-		if (macro) {
-			hash_table_remove (parser->defines, "__VERSION__");
-			ralloc_free (macro);
-		}
-		add_builtin_define (parser, "__VERSION__", $2);
-
-		if ($2 == 100)
-			add_builtin_define (parser, "GL_ES", 1);
-
-		/* Currently, all ES2 implementations support highp in the
-		 * fragment shader, so we always define this macro in ES2.
-		 * If we ever get a driver that doesn't support highp, we'll
-		 * need to add a flag to the gl_context and check that here.
-		 */
-		if ($2 >= 130 || $2 == 100)
-			add_builtin_define (parser, "GL_FRAGMENT_PRECISION_HIGH", 1);
-
-		ralloc_asprintf_rewrite_tail (&parser->output, &parser->output_length, "#version %" PRIiMAX, $2);
+		_glcpp_parser_handle_version_declaration(parser, $2, NULL);
+	}
+|	HASH_VERSION integer_constant IDENTIFIER NEWLINE {
+		_glcpp_parser_handle_version_declaration(parser, $2, $3);
 	}
 |	HASH NEWLINE
 ;
@@ -2032,3 +2021,38 @@ _glcpp_parser_skip_stack_pop (glcpp_parser_t *parser, YYLTYPE *loc)
 	parser->skip_stack = node->next;
 	ralloc_free (node);
 }
+
+static void
+_glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t version,
+                                         const char *es_identifier)
+{
+	/* Note: We assume that if any identifier is present, it means ES.
+         * The GLSL parser will double-check that the identifier is correct.
+	 */
+	bool is_es = es_identifier != NULL;
+
+	macro_t *macro = hash_table_find (parser->defines, "__VERSION__");
+	if (macro) {
+		hash_table_remove (parser->defines, "__VERSION__");
+		ralloc_free (macro);
+	}
+	add_builtin_define (parser, "__VERSION__", version);
+
+	if (version == 100)
+		is_es = true;
+	if (is_es)
+		add_builtin_define (parser, "GL_ES", 1);
+
+	/* Currently, all ES2/ES3 implementations support highp in the
+	 * fragment shader, so we always define this macro in ES2/ES3.
+	 * If we ever get a driver that doesn't support highp, we'll
+	 * need to add a flag to the gl_context and check that here.
+	 */
+	if (version >= 130 || is_es)
+		add_builtin_define (parser, "GL_FRAGMENT_PRECISION_HIGH", 1);
+
+	ralloc_asprintf_rewrite_tail (&parser->output, &parser->output_length,
+                                      "#version %" PRIiMAX "%s%s", version,
+                                      es_identifier ? " " : "",
+                                      es_identifier ? es_identifier : "");
+}
-- 
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