diff options
Diffstat (limited to 'sbin/fdisk/misc.c')
| -rw-r--r-- | sbin/fdisk/misc.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/sbin/fdisk/misc.c b/sbin/fdisk/misc.c index e87c806a41f..b58d6eab345 100644 --- a/sbin/fdisk/misc.c +++ b/sbin/fdisk/misc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: misc.c,v 1.55 2015/11/03 14:20:00 krw Exp $ */ +/* $OpenBSD: misc.c,v 1.56 2015/11/12 15:07:41 krw Exp $ */ /* * Copyright (c) 1997 Tobias Weingartner @@ -84,25 +84,24 @@ string_from_line(char *buf, size_t buflen) return (0); } -int -ask_cmd(char **cmd, char **args) +void +ask_cmd(char **cmd, char **arg) { static char lbuf[100]; - char *cp, *buf; + size_t cmdstart, cmdend, argstart; - /* Get input */ + /* Get NUL terminated string from stdin. */ if (string_from_line(lbuf, sizeof(lbuf))) errx(1, "eof"); - /* Parse input */ - buf = lbuf; - buf = &buf[strspn(buf, " \t")]; - cp = &buf[strcspn(buf, " \t")]; - *cp++ = '\0'; - *cmd = buf; - *args = &cp[strspn(cp, " \t")]; + cmdstart = strspn(lbuf, " \t"); + cmdend = cmdstart + strcspn(&lbuf[cmdstart], " \t"); + argstart = cmdend + strspn(&lbuf[cmdend], " \t"); - return (0); + /* *cmd and *arg may be set to point at final NUL! */ + *cmd = &lbuf[cmdstart]; + lbuf[cmdend] = '\0'; + *arg = &lbuf[argstart]; } int |