From ba6dfe0bbb454a41c1c1ad8a29238925b1927980 Mon Sep 17 00:00:00 2001 From: Howard Chu Date: Fri, 12 Jul 2013 12:53:35 -0700 Subject: [PATCH] Fix env_read_header() on Windows Commit d6d2638acc245116b8f091ac425b6700d06c4713 broke read on zero-length files. --- libraries/liblmdb/mdb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c index 0ba5e2dbd0..b186ba7411 100644 --- a/libraries/liblmdb/mdb.c +++ b/libraries/liblmdb/mdb.c @@ -2487,6 +2487,8 @@ mdb_env_read_header(MDB_env *env, MDB_meta *meta) memset(&ov, 0, sizeof(ov)); ov.Offset = off; rc = ReadFile(env->me_fd,&pbuf,MDB_PAGESIZE,&len,&ov) ? (int)len : -1; + if (rc == -1 && ErrCode() == ERROR_HANDLE_EOF) + rc = 0; #else rc = pread(env->me_fd, &pbuf, MDB_PAGESIZE, off); #endif -- 2.39.5