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authorSamuel Iglesias Gonsálvez <siglesias@igalia.com>2016-10-20 09:04:59 +0200
committerEmil Velikov <emil.l.velikov@gmail.com>2016-10-27 19:12:06 +0100
commit95b5a69093ac6b3ea750567cc400696735ae07bc (patch)
treec919f9fdf0f7a5bd7d65789a8b4a8f7d5576a288 /src/mesa
parentea37a0603773467a567fbdf933104410ad8c3916 (diff)
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mesa/program: Add _mesa_symbol_table_replace_symbol()
This function allows to modify an existing symbol. v2: - Remove namespace usage now that it was deleted. Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com> Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com> (cherry picked from commit dfbdb2c0b3559c46d93f10d636a88b9541304fc7) Nominated-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/program/symbol_table.c14
-rw-r--r--src/mesa/program/symbol_table.h4
2 files changed, 18 insertions, 0 deletions
diff --git a/src/mesa/program/symbol_table.c b/src/mesa/program/symbol_table.c
index 23cb7ec..37066c9 100644
--- a/src/mesa/program/symbol_table.c
+++ b/src/mesa/program/symbol_table.c
@@ -211,6 +211,20 @@ _mesa_symbol_table_add_symbol(struct _mesa_symbol_table *table,
return 0;
}
+int
+_mesa_symbol_table_replace_symbol(struct _mesa_symbol_table *table,
+ const char *name,
+ void *declaration)
+{
+ struct symbol *sym = find_symbol(table, name);
+
+ /* If the symbol doesn't exist, it cannot be replaced. */
+ if (sym == NULL)
+ return -1;
+
+ sym->data = declaration;
+ return 0;
+}
int
_mesa_symbol_table_add_global_symbol(struct _mesa_symbol_table *table,
diff --git a/src/mesa/program/symbol_table.h b/src/mesa/program/symbol_table.h
index ff1e6f2..cba4714 100644
--- a/src/mesa/program/symbol_table.h
+++ b/src/mesa/program/symbol_table.h
@@ -32,6 +32,10 @@ extern void _mesa_symbol_table_pop_scope(struct _mesa_symbol_table *table);
extern int _mesa_symbol_table_add_symbol(struct _mesa_symbol_table *symtab,
const char *name, void *declaration);
+extern int _mesa_symbol_table_replace_symbol(struct _mesa_symbol_table *table,
+ const char *name,
+ void *declaration);
+
extern int
_mesa_symbol_table_add_global_symbol(struct _mesa_symbol_table *symtab,
const char *name,