From 2ab4648096c23d274c8f74997e271ca5cdcc6cac Mon Sep 17 00:00:00 2001
From: Raymaekers Luca <raymaekers.luca@gmail.com>
Date: Wed, 30 Oct 2024 01:55:25 +0100
Subject: Added SIGSTOP handling for suspending on ctrl-z

---
 README.md | 2 ++
 chatty.c  | 7 +++++++
 2 files changed, 9 insertions(+)

diff --git a/README.md b/README.md
index 5922b01..c6f0e0a 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,8 @@ The idea is the following:
 - [ ] timeout on recv?
 - [ ] use threads to handle clients/ timeout when receiving because a client could theoretically
   stall the entire server.
+- [ ] do not crash on errors from clients
+    - implement error message?
 
 ## common
 - [x] handle messages that are too large
diff --git a/chatty.c b/chatty.c
index e721a29..bd131a5 100644
--- a/chatty.c
+++ b/chatty.c
@@ -471,6 +471,13 @@ main(int argc, char** argv)
                     ninput--;
                 }
                 break;
+            case TB_KEY_CTRL_Z: {
+                pid_t pid = getpid();
+                tb_shutdown();
+                kill(pid, SIGSTOP);
+                tb_init();
+            } break;
+
             case TB_KEY_CTRL_D:
             case TB_KEY_CTRL_C:
                 quit = 1;
-- 
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