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Code Issues Releases Activity

Eliminate global variables.

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There is no reason why these three variables should be declared as
global variables, while the others aren't. They are only used inside
main().
This commit is contained in:
Ed Schouten 2011-11-06 16:40:17 +00:00
parent acd29a915f
commit 4c46bfb6dc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=227223
1 changed files with 2 additions and 5 deletions
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7
usr.sbin/chroot/chroot.c
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@ -56,16 +56,12 @@ __FBSDID("$FreeBSD$");
static void usage(void);
char *user; /* user to switch to before running program */
char *group; /* group to switch to ... */
char *grouplist; /* group list to switch to ... */
int
main(int argc, char *argv[])
{
struct group *gp;
struct passwd *pw;
char *endp, *p;
char *endp, *p, *user, *group, *grouplist;
const char *shell;
gid_t gid, *gidlist;
uid_t uid;
@ -74,6 +70,7 @@ main(int argc, char *argv[])
gid = 0;
uid = 0;
user = group = grouplist = NULL;
while ((ch = getopt(argc, argv, "G:g:u:")) != -1) {
switch(ch) {
case 'u':