Allow more verbose error output.

2 files changed, 14 insertions, 4 deletions

diff --git a/src/mesa/pipe/i915simple/i915_fpc.h b/src/mesa/pipe/i915simple/i915_fpc.h
index c25f5abf0e..8c7b68aefb 100644
--- a/src/mesa/pipe/i915simple/i915_fpc.h
+++ b/src/mesa/pipe/i915simple/i915_fpc.h
@@ -204,7 +204,7 @@ extern void i915_disassemble_program(const uint * program, uint sz);
  */
 
 extern void
-i915_program_error(struct i915_fp_compile *p, const char *msg);
+i915_program_error(struct i915_fp_compile *p, const char *msg, ...);
 
 extern void
 i915_translate_fragment_program(struct i915_context *i915);
diff --git a/src/mesa/pipe/i915simple/i915_fpc_translate.c b/src/mesa/pipe/i915simple/i915_fpc_translate.c
index e041f89140..7db7e4f6ba 100644
--- a/src/mesa/pipe/i915simple/i915_fpc_translate.c
+++ b/src/mesa/pipe/i915simple/i915_fpc_translate.c
@@ -25,6 +25,9 @@
  * 
  **************************************************************************/
 
+
+#include <stdarg.h>
+
 #include "i915_reg.h"
 #include "i915_context.h"
 #include "i915_fpc.h"
@@ -111,9 +114,16 @@ i915_use_passthrough_shader(struct i915_context *i915)
 
 
 void
-i915_program_error(struct i915_fp_compile *p, const char *msg)
+i915_program_error(struct i915_fp_compile *p, const char *msg, ...)
 {
-   fprintf(stderr, "i915_program_error: %s\n", msg);
+   va_list args;
+
+   fprintf(stderr, "i915_program_error: ");
+   va_start( args, msg );  
+   vfprintf( stderr, msg, args );
+   va_end( args );
+   fprintf(stderr, "\n");
+
    p->error = 1;
 }
 
@@ -855,7 +865,7 @@ i915_translate_instruction(struct i915_fp_compile *p,
       break;
 
    default:
-      i915_program_error(p, "bad opcode");
+      i915_program_error(p, "bad opcode %d", inst->Instruction.Opcode);
       return;
    }