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-rw-r--r--toys/posix/id.c53
1 files changed, 23 insertions, 30 deletions
diff --git a/toys/posix/id.c b/toys/posix/id.c
index b3be1e6e..b1f303bf 100644
--- a/toys/posix/id.c
+++ b/toys/posix/id.c
@@ -19,9 +19,9 @@ config ID
Print user and group ID.
- -n Print names instead of numeric IDs (to be used with -Ggu)
- -G Show only the group IDs
+ -G Show all group IDs
-g Show only the effective group ID
+ -n Print names instead of numeric IDs (to be used with -Ggu)
-r Show real ID instead of effective ID
-u Show only the effective user ID
@@ -65,23 +65,17 @@ config WHOAMI
GLOBALS(
int is_groups;
- int separator;
)
-static void s_or_u(char *s, unsigned u, int done)
+static void showone(char *s, unsigned u)
{
- if (TT.separator) xputc(TT.separator);
- if (FLAG(n)) printf("%s", s);
- else printf("%u", u);
- if (done) {
- xputc('\n');
- xexit();
- }
+ if (FLAG(n)) printf("%s\n", s);
+ else printf("%u\n", u);
+ xexit();
}
static void showid(char *header, unsigned u, char *s)
{
- if (TT.separator) xputc(TT.separator);
printf("%s%u(%s)", header, u, s);
}
@@ -106,10 +100,10 @@ static void do_id(char *username)
}
pw = xgetpwuid(FLAG(r) ? uid : euid);
- if (FLAG(u)) s_or_u(pw->pw_name, pw->pw_uid, 1);
+ if (FLAG(u)) showone(pw->pw_name, pw->pw_uid);
grp = xgetgrgid(FLAG(r) ? gid : egid);
- if (FLAG(g)) s_or_u(grp->gr_name, grp->gr_gid, 1);
+ if (FLAG(g)) showone(grp->gr_name, grp->gr_gid);
if (!(toys.optflags&(FLAG_G|FLAG_g|FLAG_Z))) {
showid("uid=", pw->pw_uid, pw->pw_name);
@@ -125,36 +119,35 @@ static void do_id(char *username)
showid(" egid=", grp->gr_gid, grp->gr_name);
}
}
-
- showid(" groups=", grp->gr_gid, grp->gr_name);
}
- if (!FLAG(Z)) {
+ 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(0);
-
- for (i = 0; i<ngroups; i++) {
- TT.separator = FLAG(G) ? ' ' : ',';
- if (!(grp = getgrgid(groups[i]))) perror_msg(0);
- else if (FLAG(G)) s_or_u(grp->gr_name, grp->gr_gid, 0);
- else if (grp->gr_gid != egid) showid("", grp->gr_gid, grp->gr_name);
- else TT.separator = 0; // Because we didn't show anything this time.
- }
+ if (ngroups<0) perror_exit("getgroups");
if (FLAG(G)) {
- xputc('\n');
- xexit();
+ 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]);
+ }
+ }
}
}
- if (!CFG_TOYBOX_LSM_NONE) {
+ if (!CFG_TOYBOX_LSM_NONE && !FLAG(G)) {
if (lsm_enabled()) {
char *context = lsm_context();
- printf(" context=%s"+!!FLAG(Z), context);
+ printf("%s%s", FLAG(Z) ? "" : " context=", context);
if (CFG_TOYBOX_FREE) free(context);
} else if (FLAG(Z)) error_exit("%s disabled", lsm_name());
}