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Fail if regular file pre-exists in copy_tree()

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Similar to the default behavior of mkdir(2), symlink(2), link(2) and
mknod(2).
This commit is contained in:
Christian Göttsche 2022-08-05 17:57:26 +02:00 committed by Serge Hallyn
parent dab764d019
commit 1d281273b1
1 changed files with 1 additions and 1 deletions
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2
libmisc/copydir.c
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@ -723,7 +723,7 @@ static int copy_file (const char *src, const char *dst,
return -1;
}
#endif /* WITH_SELINUX */
ofd = open (dst, O_WRONLY | O_CREAT | O_TRUNC | O_NOFOLLOW, statp->st_mode & 07777);
ofd = open (dst, O_WRONLY | O_CREAT | O_EXCL | O_TRUNC | O_NOFOLLOW | O_CLOEXEC, statp->st_mode & 07777);
if ( (ofd < 0)
|| (fchown_if_needed (ofd, statp,
old_uid, new_uid, old_gid, new_gid) != 0)