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

diff --git a/dot.demo/neatopack.c b/dot.demo/neatopack.c
index fe9e2f6f37078b87a04964db278f4d844ea1fc4d..e86d7d1339201f0f43ce63fc12d3fd525b13c5ad 100644 (file)
--- a/dot.demo/neatopack.c
+++ b/dot.demo/neatopack.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
@@ -11,43 +11,37 @@
 #include <graphviz/gvc.h>
 #include <graphviz/pack.h>
 #include <stddef.h>
+#include <stdio.h>
 
-int main (int argc, char* argv[])
-{
-    graph_t *g;
-    graph_t *sg;
-    FILE *fp;
-    graph_t** cc;
-    int       i, ncc;
-    GVC_t *gvc;
+int main(int argc, char *argv[]) {
+  GVC_t *gvc = gvContext();
 
-    gvc = gvContext();
+  FILE *fp;
+  if (argc > 1)
+    fp = fopen(argv[1], "r");
+  else
+    fp = stdin;
+  graph_t *g = agread(fp, NULL);
 
-    if (argc > 1)
-        fp = fopen(argv[1], "r");
-    else
-        fp = stdin;
-    g = agread(fp, NULL);
+  int ncc;
+  graph_t **cc = ccomps(g, &ncc, NULL);
 
-    cc = ccomps(g, &ncc, (char*)0);
+  for (int i = 0; i < ncc; i++) {
+    graph_t *sg = cc[i];
+    nodeInduce(sg);
+    gvLayout(gvc, sg, "neato");
+  }
+  pack_graph(ncc, cc, g, 0);
 
-    for (i = 0; i < ncc; i++) {
-        sg = cc[i];
-        nodeInduce (sg);
-        gvLayout(gvc, sg, "neato");
-    }
-    pack_graph (ncc, cc, g, 0);
+  gvRender(gvc, g, "ps", stdout);
 
-    gvRender(gvc, g, "ps", stdout);
+  for (int i = 0; i < ncc; i++) {
+    graph_t *sg = cc[i];
+    gvFreeLayout(gvc, sg);
+    agdelete(g, sg);
+  }
 
-    for (i = 0; i < ncc; i++) {
-        sg = cc[i];
-        gvFreeLayout(gvc, sg);
-        agdelete(g, sg);
-    }
-
-    agclose(g);
-
-    return (gvFreeContext(gvc));
+  agclose(g);
 
+  return gvFreeContext(gvc);
 }