From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Sun, 4 Oct 2020 18:45:54 +0000 (+0200)
Subject: Explicitly specify -? as an option in bcomps
X-Git-Tag: 2.46.0~20^2^2~47^2~15
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=81852ca7b3eea614752c8d38230562a9027efe89;p=graphviz

Explicitly specify -? as an option in bcomps
---

diff --git a/cmd/tools/bcomps.c b/cmd/tools/bcomps.c
index 6e60b4fd6..a48b73adc 100644
--- a/cmd/tools/bcomps.c
+++ b/cmd/tools/bcomps.c
@@ -335,7 +335,7 @@ static void init(int argc, char *argv[])
     int c;
 
     opterr = 0;
-    while ((c = getopt(argc, argv, ":o:xstv")) != -1) {
+    while ((c = getopt(argc, argv, ":o:xstv?")) != -1) {
 	switch (c) {
 	case 'o':
 	    outfile = optarg;
@@ -358,7 +358,7 @@ static void init(int argc, char *argv[])
 	    fprintf(stderr, "bcomps: option -%c missing argument - ignored\n", optopt);
 	    break;
 	case '?':
-	    if (optopt == '?')
+	    if (optopt == '\0')
 		usage(0);
 	    else {
 		fprintf(stderr,