From b5b8c19df66710e40791aeae46da53813943c436 Mon Sep 17 00:00:00 2001
From: Trumeet <yuuta@yuuta.moe>
Date: Sat, 24 Dec 2022 10:02:52 -0800
Subject: Use setproctitle(3)

---
 main.c | 7 ++++++-
 sd.c   | 2 ++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index 0be6f54..e8339fb 100644
--- a/main.c
+++ b/main.c
@@ -6,6 +6,7 @@
 #include <signal.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <bsd/unistd.h>
 #include <sys/wait.h>
 
 struct auth_env a_env;
@@ -19,7 +20,8 @@ struct proc_env p_env = {
 static void interrupt_int(int signum) {
 }
 
-int main(int argc, char **argv) {
+int main(int argc, char **argv, char **envp) {
+    setproctitle_init(argc, argv, envp);
     if (argc != 2 && argc != 3) {
         fprintf(stderr, "Usage: %s consent|password|auth [prompt]\n",
                 argv[0]);
@@ -48,6 +50,8 @@ int main(int argc, char **argv) {
     a_env.pid = getppid();
     a_env.usr = getuid();
 
+    setproctitle("master");
+
     ssize_t len;
     snprintf(a_env.exe, sizeof(a_env.exe) - 1, "/proc/%d/exe", a_env.pid);
     if ((len = readlink(a_env.exe, a_env.exe, sizeof(a_env.exe) - 1)) == -1) {
@@ -59,6 +63,7 @@ int main(int argc, char **argv) {
     pid_t chld;
     /* Detach from the current session. */
     if (!(chld = fork())) {
+        setproctitle("auth");
         /* Because we need to frequently dup(2). */
         setbuf(stdout, NULL);
         signal(SIGHUP, SIG_IGN);
diff --git a/sd.c b/sd.c
index d1e6730..ad67db5 100644
--- a/sd.c
+++ b/sd.c
@@ -14,6 +14,7 @@ if (ioctl(a, b, __VA_ARGS__) < 0) { LOGFV("ioctl(%d, 0x%x): %m", a, b, errno); r
 #include <errno.h>
 #include <stdlib.h>
 #include <limits.h>
+#include <bsd/unistd.h>
 
 #include <sys/ioctl.h>
 #include <sys/wait.h>
@@ -81,6 +82,7 @@ static int find_current_tty(void) {
 }
 
 static int main_sak(void) {
+    setproctitle("sak");
     /* We have to take the ownership here - otherwise SAK will kill the parent. */
     if (setsid() == -1) {
         LOGFV("Cannot set session ID: %m.", errno);
-- 
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