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[PATCH] add uid/gid to nodes

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set uid/gid of node specified in udev.permissions
  only numeric id's are supported cause we can't resolve with
  klibc or libc before real /etc is mounted
This commit is contained in:
kay.sievers@vrfy.org 2003-11-12 03:47:57 -08:00 committed by Greg KH
parent ebc180a2b7
commit c19a6b304c
1 changed files with 31 additions and 2 deletions
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33
udev-add.c
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@ -67,7 +67,8 @@ exit:
}
/*
* We also want to add some permissions here, and possibly some symlinks
* we possibly want to add some symlinks here
* only numeric owner/group id's are supported
*/
static int create_node(struct udevice *dev)
{
@ -106,7 +107,35 @@ static int create_node(struct udevice *dev)
dbg("mknod(%s, %#o, %u, %u) failed with error '%s'",
filename, dev->mode, dev->major, dev->minor, strerror(errno));
// FIXME set the ownership of the node
uid_t uid = 0;
gid_t gid = 0;
if (*dev->owner) {
char *endptr;
unsigned long id = strtoul(dev->owner, &endptr, 10);
if (*endptr == 0x00)
uid = (uid_t) id;
else
dbg("only numeric owner id supported: %s", dev->owner);
}
if (*dev->group) {
char *endptr;
unsigned long id = strtoul(dev->group, &endptr, 10);
if (*endptr == 0x00)
gid = (gid_t) id;
else
dbg("only numeric group id supported: %s", dev->group);
}
if (uid || gid) {
dbg("chown(%s, %u, %u)", filename, uid, gid);
retval = chown(filename, uid, gid);
if (retval)
dbg("chown(%s, %u, %u) failed with error '%s'", filename,
uid, gid, strerror(errno));
}
return retval;
}