From fc32d43e06667af31f416d038e6ccfe952dfc87b Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Mon, 3 Oct 2011 17:28:57 +0200 Subject: login: remove unnecessary variables Signed-off-by: Karel Zak --- login-utils/login.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) (limited to 'login-utils/login.c') 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; -- cgit v1.2.3-55-g7522