Replace _mesa_parameter_longest_name() with _mesa_longest_parameter_name().

The later takes a type parameter so we can match uniforms or attributes/inputs.
Used by the GL_ACTIVE_ATTRIBUTE_MAX_LENGTH and GL_ACTIVE_UNIFORM_MAX_LENGTH
queries.  Fixes problem reported by Brad King in VTK.

1 files changed, 8 insertions, 5 deletions

diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c
index 2c8a3407634..fe90ca6d7bb 100644
--- a/src/mesa/shader/prog_parameter.c
+++ b/src/mesa/shader/prog_parameter.c
@@ -586,18 +586,21 @@ _mesa_clone_parameter_list(const struct gl_program_parameter_list *list)
 
 
 /**
- * Find longest name of any parameter in list.
+ * Find longest name of all uniform parameters in list.
  */
 GLuint
-_mesa_parameter_longest_name(const struct gl_program_parameter_list *list)
+_mesa_longest_parameter_name(const struct gl_program_parameter_list *list,
+                             enum register_file type)
 {
    GLuint i, maxLen = 0;
    if (!list)
       return 0;
    for (i = 0; i < list->NumParameters; i++) {
-      GLuint len = _mesa_strlen(list->Parameters[i].Name);
-      if (len > maxLen)
-         maxLen = len;
+      if (list->Parameters[i].Type == type) {
+         GLuint len = _mesa_strlen(list->Parameters[i].Name);
+         if (len > maxLen)
+            maxLen = len;
+      }
    }
    return maxLen;
 }