xref: /aosp_15_r20/external/toybox/toys/other/setfattr.c (revision cf5a6c84e2b8763fc1a7db14496fd4742913b199)
1*cf5a6c84SAndroid Build Coastguard Worker /* setfattr.c - Write POSIX extended attributes.
2*cf5a6c84SAndroid Build Coastguard Worker  *
3*cf5a6c84SAndroid Build Coastguard Worker  * Copyright 2016 Android Open Source Project.
4*cf5a6c84SAndroid Build Coastguard Worker  *
5*cf5a6c84SAndroid Build Coastguard Worker  * No standard
6*cf5a6c84SAndroid Build Coastguard Worker 
7*cf5a6c84SAndroid Build Coastguard Worker USE_SETFATTR(NEWTOY(setfattr, "hn:|v:x:|[!xv]", TOYFLAG_USR|TOYFLAG_BIN))
8*cf5a6c84SAndroid Build Coastguard Worker 
9*cf5a6c84SAndroid Build Coastguard Worker config SETFATTR
10*cf5a6c84SAndroid Build Coastguard Worker   bool "setfattr"
11*cf5a6c84SAndroid Build Coastguard Worker   default y
12*cf5a6c84SAndroid Build Coastguard Worker   help
13*cf5a6c84SAndroid Build Coastguard Worker     usage: setfattr [-h] [-x|-n NAME] [-v VALUE] FILE...
14*cf5a6c84SAndroid Build Coastguard Worker 
15*cf5a6c84SAndroid Build Coastguard Worker     Write POSIX extended attributes.
16*cf5a6c84SAndroid Build Coastguard Worker 
17*cf5a6c84SAndroid Build Coastguard Worker     -h	Do not dereference symlink
18*cf5a6c84SAndroid Build Coastguard Worker     -n	Set given attribute
19*cf5a6c84SAndroid Build Coastguard Worker     -x	Remove given attribute
20*cf5a6c84SAndroid Build Coastguard Worker     -v	Set value for attribute -n (default is empty)
21*cf5a6c84SAndroid Build Coastguard Worker */
22*cf5a6c84SAndroid Build Coastguard Worker 
23*cf5a6c84SAndroid Build Coastguard Worker #define FOR_setfattr
24*cf5a6c84SAndroid Build Coastguard Worker #include "toys.h"
25*cf5a6c84SAndroid Build Coastguard Worker 
26*cf5a6c84SAndroid Build Coastguard Worker GLOBALS(
27*cf5a6c84SAndroid Build Coastguard Worker   char *x, *v, *n;
28*cf5a6c84SAndroid Build Coastguard Worker )
29*cf5a6c84SAndroid Build Coastguard Worker 
setfattr_main(void)30*cf5a6c84SAndroid Build Coastguard Worker void setfattr_main(void)
31*cf5a6c84SAndroid Build Coastguard Worker {
32*cf5a6c84SAndroid Build Coastguard Worker   int h = FLAG(h), rc;
33*cf5a6c84SAndroid Build Coastguard Worker   char **s;
34*cf5a6c84SAndroid Build Coastguard Worker 
35*cf5a6c84SAndroid Build Coastguard Worker   for (s = toys.optargs; *s; s++) {
36*cf5a6c84SAndroid Build Coastguard Worker     if (TT.x) rc = (h ? lremovexattr : removexattr)(*s, TT.x);
37*cf5a6c84SAndroid Build Coastguard Worker     else rc = (h ? lsetxattr : setxattr)(*s, TT.n, TT.v, TT.v ? strlen(TT.v) : 0, 0);
38*cf5a6c84SAndroid Build Coastguard Worker     if (rc) perror_msg_raw(*s);
39*cf5a6c84SAndroid Build Coastguard Worker   }
40*cf5a6c84SAndroid Build Coastguard Worker }
41