ITS#8975 WIN32: Skip setting file pointer for write maps

CreateFileMapping already takes care of it.

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 22740ce80fb559938df11b3feee54d81954e9312..1e71e3b6354e39c14e9d18b76bdefb779d5bb9e1 100644 (file)
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -3991,9 +3991,9 @@ mdb_env_map(MDB_env *env, void *addr)
                 * and won't map more than the file size.
                 * Just set the maxsize right now.
                 */
-               if (SetFilePointer(env->me_fd, sizelo, &sizehi, 0) != (DWORD)sizelo
+               if (!(flags & MDB_WRITEMAP) && (SetFilePointer(env->me_fd, sizelo, &sizehi, 0) != (DWORD)sizelo
                        || !SetEndOfFile(env->me_fd)
-                       || SetFilePointer(env->me_fd, 0, NULL, 0) != 0)
+                       || SetFilePointer(env->me_fd, 0, NULL, 0) != 0))
                        return ErrCode();
        }