mesa: Clarify the names of error checking variables for glGet.

There's no reason to actually count these things, so the integer ++
behavior was just confusing.

diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index d33e0426e761d0fb3b057b1a9937ff4d2dcef0e6..09022bc7166957ac760c5da6f44e3e6a306af7f5 100644 (file)
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -901,29 +901,28 @@ static GLboolean
 check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d)
 {
    const GLuint version = ctx->Version;
-   int total, enabled;
+   GLboolean api_check = GL_FALSE;
+   GLboolean api_found = GL_FALSE;
    const int *e;
 
-   total = 0;
-   enabled = 0;
    for (e = d->extra; *e != EXTRA_END; e++)
       switch (*e) {
       case EXTRA_VERSION_30:
         if (version >= 30) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_VERSION_31:
         if (version >= 31) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_VERSION_32:
         if (version >= 32) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_NEW_FRAG_CLAMP:
@@ -932,26 +931,26 @@ check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d
          break;
       case EXTRA_API_ES2:
         if (ctx->API == API_OPENGLES2) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_API_ES3:
         if (_mesa_is_gles3(ctx)) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_API_GL:
         if (_mesa_is_desktop_gl(ctx)) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_API_GL_CORE:
         if (ctx->API == API_OPENGL_CORE) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_NEW_BUFFERS:
@@ -984,20 +983,20 @@ check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d
         break;
       case EXTRA_GLSL_130:
         if (ctx->Const.GLSLVersion >= 130) {
-           total++;
-           enabled++;
+           api_check = GL_TRUE;
+           api_found = GL_TRUE;
         }
         break;
       case EXTRA_END:
         break;
       default: /* *e is a offset into the extension struct */
-        total++;
+        api_check = GL_TRUE;
         if (*(GLboolean *) ((char *) &ctx->Extensions + *e))
-           enabled++;
+           api_found = GL_TRUE;
         break;
       }
 
-   if (total > 0 && enabled == 0) {
+   if (api_check && !api_found) {
       _mesa_error(ctx, GL_INVALID_ENUM, "%s(pname=%s)", func,
                   _mesa_lookup_enum_by_nr(d->pname));
       return GL_FALSE;