From ec0a19c5a691df2513a931e91e90dab238859d7f Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Fri, 4 Jul 2025 13:31:15 +0300
Subject: [PATCH] replace all instances of die() with print+exit because die()
 returns exit code 0

---
 classes/RSSUtils.php |  3 ++-
 update.php           |  6 ++++--
 update_daemon2.php   | 18 ++++++++++++------
 3 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/classes/RSSUtils.php b/classes/RSSUtils.php
index d1c55d2fd..bfa79de71 100644
--- a/classes/RSSUtils.php
+++ b/classes/RSSUtils.php
@@ -73,7 +73,8 @@ class RSSUtils {
 		if (!$limit) $limit = Config::get(Config::DAEMON_FEED_LIMIT);
 
 		if (Config::get_schema_version() != Config::SCHEMA_VERSION) {
-			die("Schema version is wrong, please upgrade the database.\n");
+			print("Schema version is wrong, please upgrade the database.\n");
+			exit(1);
 		}
 
 		self::init_housekeeping_tasks();
diff --git a/update.php b/update.php
index 093b5ae82..362d056a3 100755
--- a/update.php
+++ b/update.php
@@ -141,7 +141,8 @@
 	}
 
 	if (!isset($options['update-schema']) && Config::is_migration_needed()) {
-		die("Schema version is wrong, please upgrade the database (--update-schema).\n");
+		print("Schema version is wrong, please upgrade the database (--update-schema).\n");
+		exit(1);
 	}
 
 	Debug::set_enabled(true);
@@ -188,8 +189,9 @@
 
 	// Try to lock a file in order to avoid concurrent update.
 	if (!$lock_handle) {
-		die("error: Can't create lockfile ($lock_filename). ".
+		print("error: Can't create lockfile ($lock_filename). ".
 			"Maybe another update process is already running.\n");
+		exit(1);
 	}
 
 	if (isset($options["force-update"])) {
diff --git a/update_daemon2.php b/update_daemon2.php
index 4d80bed0a..25fb205ce 100755
--- a/update_daemon2.php
+++ b/update_daemon2.php
@@ -13,16 +13,18 @@
 	Config::sanity_check();
 
 	if (!function_exists('pcntl_fork')) {
-		die("error: This script requires PHP compiled with PCNTL module.\n");
+		print("error: This script requires PHP compiled with PCNTL module.\n");
+		exit(1);
 	}
 
 	$options = getopt("");
 
 	if (!is_array($options)) {
-		die("error: getopt() failed. ".
+		print("error: getopt() failed. ".
 			"Most probably you are using PHP CGI to run this script ".
 			"instead of required PHP CLI. Check tt-rss wiki page on updating feeds for ".
 			"additional information.\n");
+		exit(1);
 	}
 
 
@@ -188,20 +190,23 @@
 	}
 
 	if (file_is_locked("update_daemon.lock")) {
-		die("error: Can't create lockfile. ".
+		print("error: Can't create lockfile. ".
 			"Maybe another daemon is already running.\n");
+		exit(1);
 	}
 
 	// Try to lock a file in order to avoid concurrent update.
 	$lock_handle = make_lockfile("update_daemon.lock");
 
 	if (!$lock_handle) {
-		die("error: Can't create lockfile. ".
+		print("error: Can't create lockfile. ".
 			"Maybe another daemon is already running.\n");
+		exit(1);
 	}
 
 	if (Config::is_migration_needed()) {
-		die("Schema version is wrong, please upgrade the database.\n");
+		print("Schema version is wrong, please upgrade the database.\n");
+		exit(1);
 	}
 
 	// Protip: children close shared database handle when terminating, it's a bad idea to
@@ -225,7 +230,8 @@
 			for ($j = count($children); $j < $max_jobs; $j++) {
 				$pid = pcntl_fork();
 				if ($pid == -1) {
-					die("fork failed!\n");
+					print("fork failed!\n");
+					exit(1);
 				} else if ($pid) {
 
 					if (!$master_handlers_installed) {