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Fix numerous bugs when parsing options and arguments.

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This commit is contained in:
ru 2007-11-09 15:14:08 +00:00
parent 1f9b2f54c8
commit 1a8465da88
1 changed files with 19 additions and 9 deletions
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28
usr.bin/killall/killall.c
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@ -154,11 +154,12 @@ main(int ac, char **av)
switch (**av) {
case 'j':
++*av;
if (**av == '\0')
if (**av == '\0') {
++av;
--ac;
--ac;
}
jflag++;
if (!*av)
if (*av == NULL)
errx(1, "must specify jid");
jid = strtol(*av, &ep, 10);
if (!*av || *ep)
@ -168,23 +169,32 @@ main(int ac, char **av)
break;
case 'u':
++*av;
if (**av == '\0')
if (**av == '\0') {
++av;
--ac;
--ac;
}
if (*av == NULL)
errx(1, "must specify user");
user = *av;
break;
case 't':
++*av;
if (**av == '\0')
if (**av == '\0') {
++av;
--ac;
--ac;
}
if (*av == NULL)
errx(1, "must specify tty");
tty = *av;
break;
case 'c':
++*av;
if (**av == '\0')
if (**av == '\0') {
++av;
--ac;
--ac;
}
if (*av == NULL)
errx(1, "must specify procname");
cmd = *av;
break;
case 'v':