Implement -nouser and -nogroup

1 files changed, 26 insertions, 0 deletions

diff --git a/eval.c b/eval.c
index 4494cff..35501e0 100644
--- a/eval.c
+++ b/eval.c
@@ -18,6 +18,8 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <fnmatch.h>
+#include <grp.h>
+#include <pwd.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -226,6 +228,30 @@ bool eval_uid(const struct expr *expr, struct eval_state *state) {
 }
 
 /**
+ * -nogroup test.
+ */
+bool eval_nogroup(const struct expr *expr, struct eval_state *state) {
+	const struct stat *statbuf = fill_statbuf(state);
+	if (!statbuf) {
+		return false;
+	}
+
+	return getgrgid(statbuf->st_gid) == NULL;
+}
+
+/**
+ * -nouser test.
+ */
+bool eval_nouser(const struct expr *expr, struct eval_state *state) {
+	const struct stat *statbuf = fill_statbuf(state);
+	if (!statbuf) {
+		return false;
+	}
+
+	return getpwuid(statbuf->st_uid) == NULL;
+}
+
+/**
  * -delete action.
  */
 bool eval_delete(const struct expr *expr, struct eval_state *state) {