#include "libbb.h"
/* Always sets uid and gid */
-int get_uidgid(struct bb_uidgid_t *u, const char *ug, int numeric_ok)
+int FAST_FUNC get_uidgid(struct bb_uidgid_t *u, const char *ug, int numeric_ok)
{
struct passwd *pwd;
struct group *gr;
}
}
gr = getgrnam(group);
- if (!gr) return 0;
+ if (!gr)
+ return 0;
u->gid = gr->gr_gid;
}
return 1;
}
+void FAST_FUNC xget_uidgid(struct bb_uidgid_t *u, const char *ug)
+{
+ if (!get_uidgid(u, ug, 1))
+ bb_error_msg_and_die("unknown user/group %s", ug);
+}
/* chown-like:
* "user" sets uid only,
* ":group" sets gid only
* "user:" sets uid and gid (to user's primary group id)
* "user:group" sets uid and gid
- * ('unset' uid or gid is actually set to -1)
+ * ('unset' uid or gid retains the value it has on entry)
*/
-void parse_chown_usergroup_or_die(struct bb_uidgid_t *u, char *user_group)
+void FAST_FUNC parse_chown_usergroup_or_die(struct bb_uidgid_t *u, char *user_group)
{
char *group;
- u->uid = -1;
- u->gid = -1;
-
/* Check if there is a group name */
group = strchr(user_group, '.'); /* deprecated? */
if (!group)
} else {
if (!group[1]) /* "user:" */
*group = '\0';
- if (!get_uidgid(u, user_group, 1))
- bb_error_msg_and_die("unknown user/group %s", user_group);
+ xget_uidgid(u, user_group);
}
}