Merge pull request #21 from dholl/master

Escape " in target labels for dot output
lindenb · Oct 5, 2018 · 656a5a9 · 656a5a9
2 parents 61fb95a + ac7a2b8
commit 656a5a9
Showing 1 changed file with 13 additions and 3 deletions.
diff --git a/make2graph.c b/make2graph.c
@@ -358,10 +358,20 @@ static void DumpGraphAsDot(GraphPtr g,FILE* out)
 			}
 		else
 			{
+			const char* label=targetLabel(g,t->name);
 			fprintf(out,
-				"n%zu[label=\"%s\", color=\"%s\"];\n",
-				t->id,
-				targetLabel(g,t->name),
+				"n%zu[label=\"",
+				t->id);
+			while(*label)
+				{
+				if(*label=='\"')
+					fputs("\\\"",out);
+				else
+					fputc(*label,out);
+				label++;
+				}
+			fprintf(out,
+				"\", color=\"%s\"];\n",
 				(t->must_remake?"red":"green")
 				);
 			}