From 4d67af399dee3319d10cfd3db29d440383c37d72 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Helleu?= <flashcode@flashtux.org>
Date: Mon, 20 Jan 2020 21:15:15 +0100
Subject: [PATCH] core: flush stdout/stderr before forking in hook_process
 function (closes #1441)

---
 ChangeLog.adoc                   | 1 +
 src/core/hook/wee-hook-process.c | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/ChangeLog.adoc b/ChangeLog.adoc
index 990d39383..13c51795a 100644
--- a/ChangeLog.adoc
+++ b/ChangeLog.adoc
@@ -28,6 +28,7 @@ New features::
 
 Bug fixes::
 
+  * core: flush stdout/stderr before forking in hook_process function (issue #1441)
   * core: fix evaluation of condition with nested "if" (issue #1434)
   * irc: case-insensitive comparison on incoming CTCP command, force upper case on CTCP replies (issue #1439)
   * irc: fix memory leak when the channel topic is changed
diff --git a/src/core/hook/wee-hook-process.c b/src/core/hook/wee-hook-process.c
index be9060b96..d17a8867c 100644
--- a/src/core/hook/wee-hook-process.c
+++ b/src/core/hook/wee-hook-process.c
@@ -655,6 +655,10 @@ hook_process_run (struct t_hook *hook_process)
         HOOK_PROCESS(hook_process, child_write[i]) = pipes[i][1];
     }
 
+    /* flush stdout and stderr before forking */
+    fflush (stdout);
+    fflush (stderr);
+
     /* fork */
     switch (pid = fork ())
     {