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Diffstat (limited to 'toys')
-rw-r--r--toys/posix/id.c65
1 files changed, 36 insertions, 29 deletions
diff --git a/toys/posix/id.c b/toys/posix/id.c
index b1f303bf..ac29990b 100644
--- a/toys/posix/id.c
+++ b/toys/posix/id.c
@@ -67,16 +67,19 @@ GLOBALS(
int is_groups;
)
-static void showone(char *s, unsigned u)
+static void showone(char *prefix, char *s, unsigned u, int done)
{
- if (FLAG(n)) printf("%s\n", s);
- else printf("%u\n", u);
- xexit();
+ if (FLAG(n)) printf("%s%s", prefix, s);
+ else printf("%s%u", prefix, u);
+ if (done) {
+ xputc('\n');
+ xexit();
+ }
}
-static void showid(char *header, unsigned u, char *s)
+static void showid(char *prefix, unsigned u, char *s)
{
- printf("%s%u(%s)", header, u, s);
+ printf("%s%u(%s)", prefix, u, s);
}
static void do_id(char *username)
@@ -85,6 +88,8 @@ static void do_id(char *username)
struct group *grp;
uid_t uid = getuid(), euid = geteuid();
gid_t gid = getgid(), egid = getegid();
+ gid_t *groups = (gid_t *)toybuf;
+ int i = sizeof(toybuf)/sizeof(gid_t), ngroups;
// check if a username is given
if (username) {
@@ -100,12 +105,28 @@ static void do_id(char *username)
}
pw = xgetpwuid(FLAG(r) ? uid : euid);
- if (FLAG(u)) showone(pw->pw_name, pw->pw_uid);
+ if (FLAG(u)) showone("", pw->pw_name, pw->pw_uid, 1);
grp = xgetgrgid(FLAG(r) ? gid : egid);
- if (FLAG(g)) showone(grp->gr_name, grp->gr_gid);
+ if (FLAG(g)) showone("", grp->gr_name, grp->gr_gid, 1);
+
+ ngroups = username ? getgrouplist(username, gid, groups, &i)
+ : getgroups(i, groups);
+ if (ngroups<0) perror_exit("getgroups");
+
+ if (FLAG(G)) {
+ showone("", grp->gr_name, grp->gr_gid, 0);
+ for (i = 0; i<ngroups; i++) {
+ if (groups[i] != egid) {
+ if ((grp=getgrgid(groups[i]))) showone(" ",grp->gr_name,grp->gr_gid,0);
+ else printf(" %u", groups[i]);
+ }
+ }
+ xputc('\n');
+ return;
+ }
- if (!(toys.optflags&(FLAG_G|FLAG_g|FLAG_Z))) {
+ if (!FLAG(Z)) {
showid("uid=", pw->pw_uid, pw->pw_name);
showid(" gid=", grp->gr_gid, grp->gr_name);
@@ -119,31 +140,17 @@ static void do_id(char *username)
showid(" egid=", grp->gr_gid, grp->gr_name);
}
}
- }
- if (!(toys.optflags&(FLAG_g|FLAG_Z))) {
- gid_t *groups = (gid_t *)toybuf;
- int i = sizeof(toybuf)/sizeof(gid_t), ngroups;
-
- ngroups = username ? getgrouplist(username, gid, groups, &i)
- : getgroups(i, groups);
- if (ngroups<0) perror_exit("getgroups");
- if (FLAG(G)) {
- printf("%u", grp->gr_gid);
- for (i = 0; i<ngroups; i++)
- if (groups[i] != egid) printf(" %u", groups[i]);
- } else {
- showid(" groups=", gid, grp->gr_name);
- for (i = 0; i<ngroups; i++) {
- if (groups[i] != egid) {
- if ((grp=getgrgid(groups[i]))) showid(",", grp->gr_gid, grp->gr_name);
- else printf(",%u", groups[i]);
- }
+ showid(" groups=", gid, grp->gr_name);
+ for (i = 0; i<ngroups; i++) {
+ if (groups[i] != egid) {
+ if ((grp=getgrgid(groups[i]))) showid(",", grp->gr_gid, grp->gr_name);
+ else printf(",%u", groups[i]);
}
}
}
- if (!CFG_TOYBOX_LSM_NONE && !FLAG(G)) {
+ if (!CFG_TOYBOX_LSM_NONE) {
if (lsm_enabled()) {
char *context = lsm_context();