diff options
-rw-r--r-- | usr.sbin/chkgrp/chkgrp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/usr.sbin/chkgrp/chkgrp.c b/usr.sbin/chkgrp/chkgrp.c index 9116bc5..635ec8f 100644 --- a/usr.sbin/chkgrp/chkgrp.c +++ b/usr.sbin/chkgrp/chkgrp.c @@ -106,7 +106,8 @@ main(int argc, char *argv[]) } for (cp = f[0] ; *cp ; cp++) { - if (!isalnum(*cp) && *cp != '.' && *cp != '_' && *cp != '-') { + if (!isalnum(*cp) && *cp != '.' && *cp != '_' && *cp != '-' && + (cp > f[0] || *cp != '+')) { warnx("%s: line %d: '%c' invalid character", gfn, n, *cp); e++; } |