bool "groupdel"
default n
help
- usage: delgroup [USER] GROUP
- usage: groupdel GROUP
+ usage: groupdel [USER] GROUP
Delete a group or remove a user from a group
*/
#define FOR_groupdel
#include "toys.h"
-char *comma_find(char *name, char *list)
-{
- int len = strlen(name);
-
- while (*list) {
- while (*list == ',') list++;
- if (!strncmp(name, list, len) && (!list[len] || list[len]==','))
- return list;
- while (*list && *list!=',') list++;
- }
-
- return 0;
-}
-
void groupdel_main(void)
{
- struct group *grp = getgrnam(toys.optargs[toys.optc-1]);
+ struct group *grp = xgetgrnam(toys.optargs[toys.optc-1]);
char *entry = 0;
- if (!grp) perror_exit("group '%s'", toys.optargs[toys.optc-1]);
-
// delete user from group
if (toys.optc == 2) {
- int i, len = 0, found = -1;
+ int i, len = 0, found = 0;
char *s;
xgetpwnam(*toys.optargs);
- if (grp->gr_mem) {
- for (i = 0; grp->gr_mem[i]; i++) {
- if (found == -1 && !strcmp(*toys.optargs, grp->gr_mem[i])) found = i;
- else len += strlen(grp->gr_mem[i]) + 1;
- }
+ if (grp->gr_mem) for (i = 0; grp->gr_mem[i]; i++) {
+ if (!found && !strcmp(*toys.optargs, grp->gr_mem[i])) found++;
+ else len += strlen(grp->gr_mem[i]) + 1;
}
- if (found == -1)
+ if (!found)
error_exit("user '%s' not in group '%s'", *toys.optargs, toys.optargs[1]);
entry = s = xmalloc(len);
} else {
struct passwd *pw;
- endpwent(); // possibly this should be in toy_init()?
- for (;;) {
- if (!(pw = getpwent())) break;
+ for (endpwent(); (pw = getpwent());)
if (pw->pw_gid == grp->gr_gid) break;
- }
+
if (pw) error_exit("can't remove primary group of user '%s'", pw->pw_name);
- endpwent();
+ if (CFG_TOYBOX_FREE) endpwent();
}
update_password("/etc/group", grp->gr_name, entry);