dot.demo/dot.c: [nfc] align with C99 style and clang-format

diff --git a/dot.demo/dot.c b/dot.demo/dot.c
index 0b3a0d1121487f5e962a72055b653dd485f9daf2..dce23452b9e181308f23e6d9819e3c2aecafed96 100644 (file)
--- a/dot.demo/dot.c
+++ b/dot.demo/dot.c
@@ -1,5 +1,5 @@
 /*************************************************************************
- * Copyright (c) 2011 AT&T Intellectual Property 
+ * Copyright (c) 2011 AT&T Intellectual Property
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -9,23 +9,21 @@
  *************************************************************************/
 
 #include <graphviz/gvc.h>
+#include <stddef.h>
 
-int main(int argc, char **argv)
-{
-    graph_t *g, *prev = NULL;
-    GVC_t *gvc;
+int main(int argc, char **argv) {
+  GVC_t *gvc = gvContext();
+  gvParseArgs(gvc, argc, argv);
 
-    gvc = gvContext();
-    gvParseArgs(gvc, argc, argv);
-
-    while ((g = gvNextInputGraph(gvc))) {
-       if (prev) {
-           gvFreeLayout(gvc, prev);
-           agclose(prev);
-       }
-       gvLayoutJobs(gvc, g);
-       gvRenderJobs(gvc, g);
-       prev = g;
+  graph_t *g, *prev = NULL;
+  while ((g = gvNextInputGraph(gvc))) {
+    if (prev) {
+      gvFreeLayout(gvc, prev);
+      agclose(prev);
     }
-    return (gvFreeContext(gvc));
+    gvLayoutJobs(gvc, g);
+    gvRenderJobs(gvc, g);
+    prev = g;
+  }
+  return gvFreeContext(gvc);
 }