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| author | Karel Zak | 2011-10-03 17:28:57 +0200 |
|---|---|---|
| committer | Karel Zak | 2011-10-26 23:17:17 +0200 |
| commit | fc32d43e06667af31f416d038e6ccfe952dfc87b (patch) | |
| tree | ade54921d373e54cd526b3fa7d99d79f6c1baf98 /login-utils/login.c | |
| parent | login: move signal stuff to the one place (diff) | |
| download | kernel-qcow2-util-linux-fc32d43e06667af31f416d038e6ccfe952dfc87b.tar.gz kernel-qcow2-util-linux-fc32d43e06667af31f416d038e6ccfe952dfc87b.tar.xz kernel-qcow2-util-linux-fc32d43e06667af31f416d038e6ccfe952dfc87b.zip | |
login: remove unnecessary variables
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'login-utils/login.c')
| -rw-r--r-- | login-utils/login.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/login-utils/login.c b/login-utils/login.c index ff15c8f4c..b1ce3c28b 100644 --- a/login-utils/login.c +++ b/login-utils/login.c @@ -1041,10 +1041,8 @@ static void init_environ(struct login_context *cxt) int main(int argc, char **argv) { - extern int optind; - extern char *optarg, **environ; - register int ch; - register char *p; + int c; + char *p; int cnt; char *domain; char tbuf[PATH_MAX + 2]; @@ -1083,8 +1081,8 @@ int main(int argc, char **argv) gethostname(tbuf, sizeof(tbuf)); domain = strchr(tbuf, '.'); - while ((ch = getopt(argc, argv, "fh:p")) != -1) - switch (ch) { + while ((c = getopt(argc, argv, "fh:p")) != -1) + switch (c) { case 'f': cxt.noauth = 1; break; |