There may be two contexts compiling shaders at the same time, and we want the
anonymous struct id to be globally unique.
Signed-off-by: Chia-I Wu <o...@lunarg.com>
---
src/glsl/glsl_parser_extras.cpp | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
index b327c2b..ad31469 100644
--- a/src/glsl/glsl_parser_extras.cpp
+++ b/src/glsl/glsl_parser_extras.cpp
@@ -1347,9 +1347,15 @@ ast_struct_specifier::ast_struct_specifier(const char
*identifier,
ast_declarator_list *declarator_list)
{
if (identifier == NULL) {
+ static mtx_t mutex = _MTX_INITIALIZER_NP;
static unsigned anon_count = 1;
- identifier = ralloc_asprintf(this, "#anon_struct_%04x", anon_count);
- anon_count++;
+ unsigned count;
+
+ mtx_lock(&mutex);
+ count = anon_count++;
+ mtx_unlock(&mutex);
+
+ identifier = ralloc_asprintf(this, "#anon_struct_%04x", count);
}
name = identifier;
this->declarations.push_degenerate_list_at_head(&declarator_list->link);
--
2.0.0.rc2
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