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authorRob Landley <rob@landley.net>2012-08-25 14:25:22 -0500
committerRob Landley <rob@landley.net>2012-08-25 14:25:22 -0500
commit3a9241add947cb6d24b5de7a8927517426a78795 (patch)
treed122ab6570439cd6b17c7d73ed8d4e085e0b8a95 /toys/id.c
parent689f095bc976417bf50810fe59a3b3ac32b21105 (diff)
downloadtoybox-3a9241add947cb6d24b5de7a8927517426a78795.tar.gz
Move commands into "posix", "lsb", and "other" menus/directories.
Diffstat (limited to 'toys/id.c')
-rw-r--r--toys/id.c119
1 files changed, 0 insertions, 119 deletions
diff --git a/toys/id.c b/toys/id.c
deleted file mode 100644
index 973cda5a..00000000
--- a/toys/id.c
+++ /dev/null
@@ -1,119 +0,0 @@
-/* vi: set sw=4 ts=4:
- *
- * id.c - print real and effective user and group IDs
- *
- * Copyright 2012 Sony Network Entertainment, Inc.
- *
- * by Tim Bird <tim.bird@am.sony.com>
- *
- * See http://www.opengroup.org/onlinepubs/009695399/utilities/id.html
-
-USE_ID(NEWTOY(id, "nGgru", TOYFLAG_BIN))
-
-config ID
- bool "id"
- default y
- help
- usage: id [-nGgru]
-
- 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 only the effective group ID
- -r Show real ID instead of effective ID
- -u Show only the effective user ID
-*/
-
-#include "toys.h"
-
-#define FLAG_n (1<<4)
-#define FLAG_G (1<<3)
-#define FLAG_g (1<<2)
-#define FLAG_r (1<<1)
-#define FLAG_u 1
-
-static void s_or_u(char *s, unsigned u, int done)
-{
- if (toys.optflags & FLAG_n) printf("%s", s);
- else printf("%u", u);
- if (done) {
- xputc('\n');
- exit(0);
- }
-}
-
-static void showid(char *header, unsigned u, char *s)
-{
- printf("%s%u(%s)", header, u, s);
-}
-
-struct passwd *xgetpwuid(uid_t uid)
-{
- struct passwd *pwd = getpwuid(uid);
- if (!pwd) error_exit(NULL);
- return pwd;
-}
-
-struct group *xgetgrgid(gid_t gid)
-{
- struct group *group = getgrgid(gid);
- if (!group) error_exit(NULL);
- return group;
-}
-
-void id_main(void)
-{
- int flags = toys.optflags, i, ngroups;
- struct passwd *pw;
- struct group *grp;
- uid_t uid = getuid(), euid = geteuid();
- gid_t gid = getgid(), egid = getegid(), *groups;
-
- /* check if a username is given */
- if (*toys.optargs) {
- if (!(pw = getpwnam(*toys.optargs)))
- error_exit("no such user '%s'", *toys.optargs);
- uid = euid = pw->pw_uid;
- gid = egid = pw->pw_gid;
- }
-
- i = toys.optflags & FLAG_r;
- pw = xgetpwuid(i ? uid : euid);
- if (flags & FLAG_u) s_or_u(pw->pw_name, pw->pw_uid, 1);
-
- grp = xgetgrgid(i ? gid : egid);
- if (flags & FLAG_g) s_or_u(grp->gr_name, grp->gr_gid, 1);
-
- if (!(flags & FLAG_G)) {
- showid("uid=", pw->pw_uid, pw->pw_name);
- showid(" gid=", grp->gr_gid, grp->gr_name);
-
- if (!i) {
- if (uid != euid) {
- pw = xgetpwuid(euid);
- showid(" euid=", pw->pw_uid, pw->pw_name);
- }
- if (gid != egid) {
- grp = xgetgrgid(egid);
- showid(" egid=", grp->gr_gid, grp->gr_name);
- }
- }
-
- showid(" groups=", grp->gr_gid, grp->gr_name);
- }
-
-
- groups = (gid_t *)toybuf;
- if (0 >= (ngroups = getgroups(sizeof(toybuf)/sizeof(gid_t), groups)))
- perror_exit(0);
-
- for (i = 0; i < ngroups; i++) {
- xputc(' ');
- if (!(grp = getgrgid(groups[i]))) perror_msg(0);
- else if (flags & 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);
- }
- xputc('\n');
-}