From 1416a3df43aba6812336bbab77d74bb4095bcf49 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 16 Jul 2025 01:01:06 +0900
Subject: [PATCH] journald: introduce manager_unlink_seqnum_file()

Currently unused, but will be used later.
---
 src/journal/journald-manager.c | 14 ++++++++++++++
 src/journal/journald-manager.h |  1 +
 2 files changed, 15 insertions(+)

diff --git a/src/journal/journald-manager.c b/src/journal/journald-manager.c
index 87102a5307..494bf7c481 100644
--- a/src/journal/journald-manager.c
+++ b/src/journal/journald-manager.c
@@ -2116,6 +2116,20 @@ void manager_unmap_seqnum_file(void *p, size_t size) {
         assert_se(munmap(p, size) >= 0);
 }
 
+int manager_unlink_seqnum_file(Manager *m, const char *fname) {
+        assert(m);
+        assert(fname);
+
+        _cleanup_free_ char *fn = path_join(m->runtime_directory, fname);
+        if (!fn)
+                return log_oom();
+
+        if (unlink(fn) < 0 && errno != ENOENT)
+                return log_warning_errno(errno, "Failed to remove '%s': %m", fname);
+
+        return 0;
+}
+
 static bool manager_is_idle(Manager *m) {
         assert(m);
 
diff --git a/src/journal/journald-manager.h b/src/journal/journald-manager.h
index 6237c55d9f..4453fbe9ad 100644
--- a/src/journal/journald-manager.h
+++ b/src/journal/journald-manager.h
@@ -193,3 +193,4 @@ int manager_reload_journals(Manager *m);
 
 int manager_map_seqnum_file(Manager *m, const char *fname, size_t size, void **ret);
 void manager_unmap_seqnum_file(void *p, size_t size);
+int manager_unlink_seqnum_file(Manager *m, const char *fname);