feature: add doas support in firecfg and jailcheck

Closes #5899.

Suggested-by: @shaggonit

1 files changed, 4 insertions, 1 deletions

diff --git a/src/firecfg/main.c b/src/firecfg/main.c
index a6cae995e..4ec81c5b3 100644
--- a/src/firecfg/main.c
+++ b/src/firecfg/main.c
@@ -289,7 +289,10 @@ static void set_links_homedir(const char *homedir) {
 }
 
 static const char *get_sudo_user(void) {
-        const char *user = getenv("SUDO_USER");
+        const char *doas_user = getenv("DOAS_USER");
+        const char *sudo_user = getenv("SUDO_USER");
+        const char *user = doas_user ? doas_user : sudo_user;
+
         if (!user) {
                 user = getpwuid(getuid())->pw_name;
                 if (!user) {