From: kero <renault.cle@gmail.com>
Date: Thu, 9 Jan 2025 14:56:00 +0000 (+0000)
Subject: ITS#10296 lmdb: fix fdatasync on MacOS
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc757af206f965d6b281e384441d3a7d93f9d017;p=thirdparty%2Fopenldap.git

ITS#10296 lmdb: fix fdatasync on MacOS

Patch from kero, with corrections by hyc
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 0dea5c63f4..da62da718e 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -170,7 +170,11 @@ typedef SSIZE_T	ssize_t;
 # if !(defined(MDB_USE_POSIX_MUTEX) || defined(MDB_USE_POSIX_SEM))
 # define MDB_USE_SYSV_SEM	1
 # endif
+# if defined(__APPLE__)
+# define MDB_FDATASYNC(fd)		fcntl(fd, F_FULLSYNC)
+# else
 # define MDB_FDATASYNC		fsync
+# endif
 #elif defined(__ANDROID__)
 # define MDB_FDATASYNC		fsync
 #endif
@@ -3075,7 +3079,7 @@ mdb_env_sync0(MDB_env *env, int force, pgno_t numpgs)
 				? MS_ASYNC : MS_SYNC;
 			if (MDB_MSYNC(env->me_map, env->me_psize * numpgs, flags))
 				rc = ErrCode();
-#ifdef _WIN32
+#if defined(_WIN32) || defined(__APPLE__)
 			else if (flags == MS_SYNC && MDB_FDATASYNC(env->me_fd))
 				rc = ErrCode();
 #endif