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pathconf() and acl_get_file() follow links so they cannot be used to

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determine whether a symlink has an ACL. Instead, assume that symbolic
links don't have ACLs and don't bother checking. Avoids spurious
ENOENT warnings when listing directories containing broken symlinks
on filesystems with ACLs enabled.

Pointed out by:	rwatson, bde
This commit is contained in:
Tim J. Robbins 2002-12-19 01:13:23 +00:00
parent 71ffa67746
commit 3fceb9fd5b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=108066
1 changed files with 8 additions and 0 deletions
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8
bin/ls/print.c
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@ -674,6 +674,14 @@ aclmode(char *buf, FTSENT *p, int *haveacls)
else
snprintf(name, sizeof(name), "%s/%s",
p->fts_parent->fts_accpath, p->fts_name);
/*
* We have no way to tell whether a symbolic link has an ACL since
* pathconf() and acl_get_file() both follow them.
*/
if (S_ISLNK(p->fts_statp->st_mode)) {
*haveacls = 1;
return;
}
if ((ret = pathconf(name, _PC_ACL_EXTENDED)) <= 0) {
if (ret < 0 && errno != EINVAL)
warn("%s", name);