From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/misc/initgroups.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 src/misc/initgroups.c

(limited to 'src/misc/initgroups.c')

diff --git a/src/misc/initgroups.c b/src/misc/initgroups.c
new file mode 100644
index 0000000..922a958
--- /dev/null
+++ b/src/misc/initgroups.c
@@ -0,0 +1,11 @@
+#define _GNU_SOURCE
+#include <grp.h>
+#include <limits.h>
+
+int initgroups(const char *user, gid_t gid)
+{
+	gid_t groups[NGROUPS_MAX];
+	int count = NGROUPS_MAX;
+	if (getgrouplist(user, gid, groups, &count) < 0) return -1;
+	return setgroups(count, groups);
+}
-- 
cgit v1.2.3