From ea2943efd95c0760a5423236ed37655d863b8a5e Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Thu, 20 Jan 2005 04:02:02 +0000
Subject: Update glDeletePrograms/Buffers() so that the ID is freed
 immediately, like texture objects.

---
 src/mesa/shader/atifragshader.c |  9 +++++++++
 src/mesa/shader/program.c       | 15 +++++----------
 2 files changed, 14 insertions(+), 10 deletions(-)

(limited to 'src/mesa/shader')

diff --git a/src/mesa/shader/atifragshader.c b/src/mesa/shader/atifragshader.c
index dbffa37f4f..2a8cf9016a 100644
--- a/src/mesa/shader/atifragshader.c
+++ b/src/mesa/shader/atifragshader.c
@@ -185,6 +185,7 @@ _mesa_DeleteFragmentShaderATI(GLuint id)
 	    _mesa_BindFragmentShaderATI(0);
 	 }
       }
+#if 0
       if (!prog->DeletePending) {
 	 prog->DeletePending = GL_TRUE;
 	 prog->RefCount--;
@@ -193,6 +194,14 @@ _mesa_DeleteFragmentShaderATI(GLuint id)
 	 _mesa_HashRemove(ctx->Shared->Programs, id);
 	 ctx->Driver.DeleteProgram(ctx, prog);
       }
+#else
+      /* The ID is immediately available for re-use now */
+      _mesa_HashRemove(ctx->Shared->Programs, id);
+      prog->RefCount--;
+      if (prog->RefCount <= 0) {
+         ctx->Driver.DeleteProgram(ctx, prog);
+      }
+#endif
    }
 }
 
diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c
index 28c18ed51a..a45bc50371 100644
--- a/src/mesa/shader/program.c
+++ b/src/mesa/shader/program.c
@@ -940,9 +940,8 @@ _mesa_BindProgram(GLenum target, GLuint id)
          curProg->Base.RefCount--;
          /* and delete if refcount goes below one */
          if (curProg->Base.RefCount <= 0) {
-            ASSERT(curProg->Base.DeletePending);
+            /* the program ID was already removed from the hash table */
             ctx->Driver.DeleteProgram(ctx, &(curProg->Base));
-            _mesa_HashRemove(ctx->Shared->Programs, id);
          }
       }
    }
@@ -961,9 +960,8 @@ _mesa_BindProgram(GLenum target, GLuint id)
          curProg->Base.RefCount--;
          /* and delete if refcount goes below one */
          if (curProg->Base.RefCount <= 0) {
-            ASSERT(curProg->Base.DeletePending);
+            /* the program ID was already removed from the hash table */
             ctx->Driver.DeleteProgram(ctx, &(curProg->Base));
-            _mesa_HashRemove(ctx->Shared->Programs, id);
          }
       }
    }
@@ -1068,13 +1066,10 @@ _mesa_DeletePrograms(GLsizei n, const GLuint *ids)
                _mesa_problem(ctx, "bad target in glDeleteProgramsNV");
                return;
             }
-            /* Decrement reference count if not already marked for delete */
-            if (!prog->DeletePending) {
-               prog->DeletePending = GL_TRUE;
-               prog->RefCount--;
-            }
+            /* The ID is immediately available for re-use now */
+            _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
+            prog->RefCount--;
             if (prog->RefCount <= 0) {
-               _mesa_HashRemove(ctx->Shared->Programs, ids[i]);
                ctx->Driver.DeleteProgram(ctx, prog);
             }
          }
-- 
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