fix check for plugin when processing -T args.

diff --git a/lib/common/input.c b/lib/common/input.c
index f1158599fb9fd4289f11c9c78dd5984ef8b1487b..aaba189fdfae3abd25880af0fce1cf8bbe7f288f 100644 (file)
--- a/lib/common/input.c
+++ b/lib/common/input.c
@@ -197,7 +197,7 @@ void dotneato_initialize(GVC_t * gvc, int argc, char **argv)
                    exit(1);
                }
                v = gvrender_output_langname_job(gvc, val);
-               if (v == NO_SUPPORT) {
+               if (!v) {
                    fprintf(stderr, "Renderer type: \"%s\" not recognized. Use one of:%s\n",
                        val, gvplugin_list(gvc, API_render, val));
                    exit(1);
@@ -298,7 +298,7 @@ void dotneato_initialize(GVC_t * gvc, int argc, char **argv)
     /* if no -Txxx, then set default format */
     if (!gvc->jobs || !gvc->jobs->output_langname) {
        v = gvrender_output_langname_job(gvc, "dot");
-       assert(v != NO_SUPPORT);
+       assert(v);  /* "dot" should always be available as an output format */
     }
 
 #if !defined(DISABLE_CODEGENS) && !defined(HAVE_GD_FREETYPE)