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MFC r196839:

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Add NFSv4 ACL support to find(1).
This commit is contained in:
Edward Tomasz Napierala 2010-01-30 14:54:12 +00:00
parent 113c95e756
commit 4e86d39db2
1 changed files with 37 additions and 27 deletions
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64
usr.bin/find/function.c
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@ -371,38 +371,48 @@ c_mXXdepth(OPTION *option, char ***argvp)
int
f_acl(PLAN *plan __unused, FTSENT *entry)
{
int match, entries;
acl_entry_t ae;
acl_t facl;
acl_type_t acl_type;
int acl_supported = 0, ret, trivial;
if (S_ISLNK(entry->fts_statp->st_mode))
return 0;
if ((match = pathconf(entry->fts_accpath, _PC_ACL_EXTENDED)) <= 0) {
if (match < 0 && errno != EINVAL)
warn("%s", entry->fts_accpath);
else
return 0;
}
match = 0;
if ((facl = acl_get_file(entry->fts_accpath,ACL_TYPE_ACCESS)) != NULL) {
if (acl_get_entry(facl, ACL_FIRST_ENTRY, &ae) == 1) {
/*
* POSIX.1e requires that ACLs of type ACL_TYPE_ACCESS
* must have at least three entries (owner, group,
* other).
*/
entries = 1;
while (acl_get_entry(facl, ACL_NEXT_ENTRY, &ae) == 1) {
if (++entries > 3) {
match = 1;
break;
}
}
}
acl_free(facl);
} else
ret = pathconf(entry->fts_accpath, _PC_ACL_NFS4);
if (ret > 0) {
acl_supported = 1;
acl_type = ACL_TYPE_NFS4;
} else if (ret < 0 && errno != EINVAL) {
warn("%s", entry->fts_accpath);
return match;
return (0);
}
if (acl_supported == 0) {
ret = pathconf(entry->fts_accpath, _PC_ACL_EXTENDED);
if (ret > 0) {
acl_supported = 1;
acl_type = ACL_TYPE_ACCESS;
} else if (ret < 0 && errno != EINVAL) {
warn("%s", entry->fts_accpath);
return (0);
}
}
if (acl_supported == 0)
return (0);
facl = acl_get_file(entry->fts_accpath, acl_type);
if (facl == NULL) {
warn("%s", entry->fts_accpath);
return (0);
}
ret = acl_is_trivial_np(facl, &trivial);
acl_free(facl);
if (ret) {
warn("%s", entry->fts_accpath);
acl_free(facl);
return (0);
}
if (trivial)
return (0);
return (1);
}
PLAN *