From f8288b710e1090d88dcacb0fa28823cdbe14072a Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Fri, 12 Jul 2019 02:28:47 +0200
Subject: [PATCH] thumb: ensure exception message in X-Error header

Multiline convert warnings would be ignored; the first line should suffice.
Include the expected header regardless of fallback output.
---
 thumb/index.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/thumb/index.php b/thumb/index.php
index 24f46cc..27a194e 100644
--- a/thumb/index.php
+++ b/thumb/index.php
@@ -17,9 +17,9 @@ try {
 }
 catch (Throwable $e) {
 	http_response_code($e->getCode() ?: 500);
+	header("X-Error: ".explode("\n", $e->getMessage())[0], FALSE);
 	$target = '500.png';
 	if (file_exists($target)) {
-		header("X-Error: ".$e->getMessage());
 		header('Content-type: '.mime_content_type($target));
 		readfile($target);
 		exit;
-- 
2.30.0