From a5d04be21ff52139a6dca292dd958b5f2b3f3310 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max.kellermann@gmail.com>
Date: Thu, 17 Nov 2022 05:18:35 +0100
Subject: [PATCH] storage/State: add `noexcept`

---
 src/storage/StorageState.cxx | 5 +++--
 src/storage/StorageState.hxx | 8 +++++---
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/storage/StorageState.cxx b/src/storage/StorageState.cxx
index 1c8c155e7..ea408da76 100644
--- a/src/storage/StorageState.cxx
+++ b/src/storage/StorageState.cxx
@@ -73,7 +73,8 @@ storage_state_save(BufferedOutputStream &os, const Instance &instance)
 }
 
 bool
-storage_state_restore(const char *line, LineReader &file, Instance &instance)
+storage_state_restore(const char *line, LineReader &file,
+		      Instance &instance) noexcept
 {
 	if (!StringStartsWith(line, MOUNT_STATE_BEGIN))
 		return false;
@@ -144,7 +145,7 @@ storage_state_restore(const char *line, LineReader &file, Instance &instance)
 }
 
 unsigned
-storage_state_get_hash(const Instance &instance)
+storage_state_get_hash(const Instance &instance) noexcept
 {
 	if (instance.storage == nullptr)
 		return 0;
diff --git a/src/storage/StorageState.hxx b/src/storage/StorageState.hxx
index b131ba078..8e8db77fc 100644
--- a/src/storage/StorageState.hxx
+++ b/src/storage/StorageState.hxx
@@ -30,18 +30,20 @@ class BufferedOutputStream;
 class LineReader;
 
 void
-storage_state_save(BufferedOutputStream &os, const Instance &instance);
+storage_state_save(BufferedOutputStream &os,
+		   const Instance &instance);
 
 bool
 storage_state_restore(const char *line, LineReader &file,
-		      Instance &instance);
+		      Instance &instance) noexcept;
 
 /**
  * Generates a hash number for the current state of the composite storage.
  * This is used by timer_save_state_file() to determine whether the state
  * has changed and the state file should be saved.
  */
+[[gnu::pure]]
 unsigned
-storage_state_get_hash(const Instance &instance);
+storage_state_get_hash(const Instance &instance) noexcept;
 
 #endif