diff options
Diffstat (limited to 'toys/posix/cp.c')
| -rw-r--r-- | toys/posix/cp.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/toys/posix/cp.c b/toys/posix/cp.c index 07a8f05..9e83cb8 100644 --- a/toys/posix/cp.c +++ b/toys/posix/cp.c @@ -261,6 +261,7 @@ int cp_node(struct dirtree *try) if (fdout != -1) { if (flags & (FLAG_a|FLAG_p)) { struct timespec times[2]; + int rc; // Inability to set these isn't fatal, some require root access. @@ -268,13 +269,20 @@ int cp_node(struct dirtree *try) times[1] = try->st.st_mtim; // If we can't get a filehandle to the actual object, use racy functions - if (fdout == AT_FDCWD) { - fchownat(cfd, catch, try->st.st_uid, try->st.st_gid, - AT_SYMLINK_NOFOLLOW); - utimensat(cfd, catch, times, AT_SYMLINK_NOFOLLOW); - // permission bits already correct for mknod, don't apply to symlink - } else { - fchown(fdout, try->st.st_uid, try->st.st_gid); + if (fdout == AT_FDCWD) + rc = fchownat(cfd, catch, try->st.st_uid, try->st.st_gid, + AT_SYMLINK_NOFOLLOW); + else rc = fchown(fdout, try->st.st_uid, try->st.st_gid); + if (rc) { + char *pp; + + perror_msg("chown '%s'", pp = dirtree_path(try, 0)); + free(pp); + } + + // permission bits already correct for mknod and don't apply to symlink + if (fdout == AT_FDCWD) utimensat(cfd, catch, times, AT_SYMLINK_NOFOLLOW); + else { futimens(fdout, times); fchmod(fdout, try->st.st_mode); } |