/*
* Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#include <sys/cdefs.h>
#if __DARWIN_UNIX03
#include <sys/types.h>
#include <sys/stat.h>
#include "_errno.h"
extern int __chmod(const char *path, mode_t mode);
/*
* chmod stub, ignore S_ISUID and/or S_ISGID on EPERM,
* mandated for conformance.
*
* This is for UNIX03 only.
*/
int
chmod(const char *path, mode_t mode)
{
int res = __chmod(path, mode);
if (res >= 0 || errno != EPERM || (mode & (S_ISUID | S_ISGID)) == 0) {
return res;
}
if (mode & S_ISGID) {
res = __chmod(path, mode ^ S_ISGID);
if (res >= 0 || errno != EPERM) {
return res;
}
}
if (mode & S_ISUID) {
res = __chmod(path, mode ^ S_ISUID);
if (res >= 0 || errno != EPERM) {
return res;
}
}
if ((mode & (S_ISUID | S_ISGID)) == (S_ISUID | S_ISGID)) {
res = __chmod(path, mode ^ (S_ISUID | S_ISGID));
}
return res;
}
#endif /* __DARWIN_UNIX03 */