plan9fox/sys/src/ape/lib/ap/plan9/chown.c
2011-03-30 19:35:09 +03:00

40 lines
557 B
C

#include "lib.h"
#include "sys9.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include "dir.h"
int
chown(const char *path, uid_t owner, gid_t group)
{
int num;
Dir d;
_nulldir(&d);
/* find owner, group */
d.uid = nil;
num = owner;
if(!_getpw(&num, &d.uid, 0)) {
errno = EINVAL;
return -1;
}
d.gid = nil;
num = group;
if(!_getpw(&num, &d.gid, 0)) {
errno = EINVAL;
return -1;
}
if(_dirwstat(path, &d) < 0){
_syserrno();
return -1;
}
return 0;
}