From: Michael Stapelberg <michael@stapelberg.de>
Date: Thu, 5 Nov 2015 22:22:08 +0000 (+0100)
Subject: fix pam_securetty: set PAM_TTY to getenv("DISPLAY")
X-Git-Tag: 2.8~11
X-Git-Url: https://git.sur5r.net/?p=i3%2Fi3lock;a=commitdiff_plain;h=688d49d5b897ac79a35266428bc43639a5b96169;ds=sidebyside

fix pam_securetty: set PAM_TTY to getenv("DISPLAY")

fixes #43
---

diff --git a/i3lock.c b/i3lock.c
index a7b54f5..3a106ce 100644
--- a/i3lock.c
+++ b/i3lock.c
@@ -834,8 +834,10 @@ int main(int argc, char *argv[]) {
     srand(time(NULL));
 
     /* Initialize PAM */
-    ret = pam_start("i3lock", username, &conv, &pam_handle);
-    if (ret != PAM_SUCCESS)
+    if ((ret = pam_start("i3lock", username, &conv, &pam_handle)) != PAM_SUCCESS)
+        errx(EXIT_FAILURE, "PAM: %s", pam_strerror(pam_handle, ret));
+
+    if ((ret = pam_set_item(pam_handle, PAM_TTY, getenv("DISPLAY"))) != PAM_SUCCESS)
         errx(EXIT_FAILURE, "PAM: %s", pam_strerror(pam_handle, ret));
 
 /* Using mlock() as non-super-user seems only possible in Linux. Users of other