From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 8 May 2021 17:47:31 +0000 (-0700)
Subject: more precisely indicate the argument to edgeType is not modified
X-Git-Tag: 2.47.2~9^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=488cb227296e6d743ec5e8e2f83c4a9b121843e7;p=graphviz

more precisely indicate the argument to edgeType is not modified
---

diff --git a/lib/common/utils.c b/lib/common/utils.c
index 14583a729..37e1cf370 100644
--- a/lib/common/utils.c
+++ b/lib/common/utils.c
@@ -1701,7 +1701,7 @@ boolean overlap_edge(edge_t *e, boxf b)
 /* edgeType:
  * Convert string to edge type.
  */
-static int edgeType (char* s, int dflt)
+static int edgeType(const char *s, int dflt)
 {
     if (s == NULL || strcmp(s, "") == 0) {
 	return dflt;