diff options
Diffstat (limited to 'ports/unix/guts/fchmodat.c')
| -rw-r--r-- | ports/unix/guts/fchmodat.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/ports/unix/guts/fchmodat.c b/ports/unix/guts/fchmodat.c index 0506794..5a31151 100644 --- a/ports/unix/guts/fchmodat.c +++ b/ports/unix/guts/fchmodat.c @@ -2,6 +2,8 @@ * Copyright (c) 2008-2010, 2012, 2013 Wind River Systems; see * guts/COPYRIGHT for information. * + * SPDX-License-Identifier: LGPL-2.1-only + * * static int * wrap_fchmodat(int dirfd, const char *path, mode_t mode, int flags) { * int rc = -1; @@ -9,16 +11,16 @@ PSEUDO_STATBUF buf; int save_errno = errno; - if (flags & AT_SYMLINK_NOFOLLOW) { - errno = ENOTSUP; - return -1; - } #ifdef PSEUDO_NO_REAL_AT_FUNCTIONS if (dirfd != AT_FDCWD) { errno = ENOSYS; return -1; } - rc = base_stat(path, &buf); + if (flags & AT_SYMLINK_NOFOLLOW) { + rc = base_lstat(path, &buf); + } else { + rc = base_stat(path, &buf); + } #else rc = base_fstatat(dirfd, path, &buf, flags); #endif @@ -26,9 +28,8 @@ return rc; } if (S_ISLNK(buf.st_mode)) { - /* we don't really support chmod of a symlink */ - errno = ENOSYS; - return -1; + /* according to docs, "chmod on a symbolic link always succeeds and has no effect" */ + return 0; } save_errno = errno; |