Mesa (master): mesa: Improve a glTexEnv error message by looking up the enum.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 7b3c8b37472d84cc6aac2b178c0d8bb3f789a9bb
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=7b3c8b37472d84cc6aac2b178c0d8bb3f789a9bb

Author: Eric Anholt <eric at anholt.net>
Date:   Wed Jan 16 13:32:11 2013 -0800

mesa: Improve a glTexEnv error message by looking up the enum.

Reviewed-by: Brian Paul <brianp at vmware.com>
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>

---

 src/mesa/main/texenv.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/mesa/main/texenv.c b/src/mesa/main/texenv.c
index e8f3af0..73c1d06 100644
--- a/src/mesa/main/texenv.c
+++ b/src/mesa/main/texenv.c
@@ -507,7 +507,8 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param )
       }
    }
    else {
-      _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)",target );
+      _mesa_error(ctx, GL_INVALID_ENUM, "glTexEnv(target=%s)",
+                  _mesa_lookup_enum_by_nr(target));
       return;
    }