From b8373d5c7f3bc25e6da42b3701dccae29a10147d Mon Sep 17 00:00:00 2001
From: Satya Bodapati <satya.bodapati@percona.com>
Date: Fri, 7 Jun 2024 16:52:40 +0100
Subject: [PATCH] PXB-3034: Bring back UNIV_DEBUG on debug-sync-thread.

This will be debug only option. Fix release build issues
---
 storage/innobase/include/xb0xb.h              | 4 ++++
 storage/innobase/xtrabackup/src/xtrabackup.cc | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/storage/innobase/include/xb0xb.h b/storage/innobase/include/xb0xb.h
index f881c0acac7c..0bfe7cb874c3 100644
--- a/storage/innobase/include/xb0xb.h
+++ b/storage/innobase/include/xb0xb.h
@@ -106,10 +106,14 @@ const std::string KEYRING_NOT_LOADED =
 @param[in]	name	sync point name */
 void debug_sync_point(const char *name);
 
+#ifdef UNIV_DEBUG
 /** Pause xtrabackup thread and wait for resume.
 Thread can be resumed by deleting the sync_point filename
 @param[in]	name	sync point name */
 void debug_sync_thread(const char *name);
+#else
+#define debug_sync_thread(A)
+#endif /* UNIV_DEBUG */
 
 extern char *xtrabackup_debug_sync;
 
diff --git a/storage/innobase/xtrabackup/src/xtrabackup.cc b/storage/innobase/xtrabackup/src/xtrabackup.cc
index fa82f4ebec14..ebe2fa193ec2 100644
--- a/storage/innobase/xtrabackup/src/xtrabackup.cc
+++ b/storage/innobase/xtrabackup/src/xtrabackup.cc
@@ -365,7 +365,9 @@ it every INNOBASE_WAKE_INTERVAL'th step. */
 ulong innobase_active_counter = 0;
 
 char *xtrabackup_debug_sync = NULL;
+#ifdef UNIV_DEBUG
 char *xtrabackup_debug_sync_thread = NULL;
+#endif /* UNIV_DEBUG */
 static std::string debug_sync_file_content;
 static const char *dbug_setting = nullptr;
 
@@ -1762,6 +1764,7 @@ void debug_sync_point(const char *name) {
 #endif
 }
 
+#ifdef UNIV_DEBUG
 void debug_sync_thread(const char *name) {
 #ifndef __WIN__
   FILE *fp;
@@ -1803,6 +1806,7 @@ void debug_sync_thread(const char *name) {
 
 #endif
 }
+#endif /* UNIV_DEBUG */
 
 static const char *xb_client_default_groups[] = {"xtrabackup", "client", 0, 0,
                                                  0};