1 files changed, 51 insertions, 0 deletions

diff --git a/usr.bin/find/function.c b/usr.bin/find/function.c
index 3ba755517fdb..72bf8aae6f65 100644
--- a/usr.bin/find/function.c
+++ b/usr.bin/find/function.c
@@ -46,6 +46,8 @@ __FBSDID("$FreeBSD$");
 #include <sys/param.h>
 #include <sys/ucred.h>
 #include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/acl.h>
 #include <sys/wait.h>
 #include <sys/mount.h>
 #include <sys/timeb.h>
@@ -352,6 +354,55 @@ c_mXXdepth(OPTION *option, char ***argvp)
 }
 
 /*
+ * -acl function --
+ *
+ *	Show files with EXTENDED ACL attributes.
+ */
+int
+f_acl(PLAN *plan__unused, FTSENT *entry)
+{
+	int match, entries;
+	acl_entry_t ae;
+	acl_t facl;
+
+	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
+		warn("%s", entry->fts_accpath);
+	return match;
+}
+
+PLAN *
+c_acl(OPTION *option, char ***argvp__unused)
+{
+	ftsoptions &= ~FTS_NOSTAT;
+	return (palloc(option));
+}
+
+/*
  * -delete functions --
  *
  *	True always.  Makes its best shot and continues on regardless.