properly handle zero length first string when doing -c

PR: 34663 MFC After: 3 days
2002-03-02 10:36:37 +00:00 · 2002-03-02 10:36:37 +00:00 · 40e8dd712c
commit 40e8dd712c
parent 7486111210
1 changed files with 1 additions and 0 deletions
--- a/usr.bin/tr/tr.c
+++ b/usr.bin/tr/tr.c
@ -212,6 +212,7 @@ main(argc, argv)
 	if (!next(&s2))
 		errx(1, "empty string2");

+	ch = s2.lastch;
 	/* If string2 runs out of characters, use the last one specified. */
 	if (sflag)
 		while (next(&s1)) {