diff options
Diffstat (limited to 'src/syscall/syscall_linux.go')
| -rw-r--r-- | src/syscall/syscall_linux.go | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/syscall/syscall_linux.go b/src/syscall/syscall_linux.go index 55a49cc3eb..c3038fc09a 100644 --- a/src/syscall/syscall_linux.go +++ b/src/syscall/syscall_linux.go @@ -137,10 +137,15 @@ func isGroupMember(gid int) bool { } //sys faccessat(dirfd int, path string, mode uint32) (err error) +//sys faccessat2(dirfd int, path string, mode uint32, flags int) (err error) = _SYS_faccessat2 func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) { - if flags & ^(_AT_SYMLINK_NOFOLLOW|_AT_EACCESS) != 0 { - return EINVAL + if flags == 0 { + return faccessat(dirfd, path, mode) + } + + if err := faccessat2(dirfd, path, mode, flags); err != ENOSYS && err != EPERM { + return err } // The Linux kernel faccessat system call does not take any flags. @@ -149,8 +154,8 @@ func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) { // Because people naturally expect syscall.Faccessat to act // like C faccessat, we do the same. - if flags == 0 { - return faccessat(dirfd, path, mode) + if flags & ^(_AT_SYMLINK_NOFOLLOW|_AT_EACCESS) != 0 { + return EINVAL } var st Stat_t |