Commit cfc13e2b authored by Salvador Ortiz's avatar Salvador Ortiz Committed by Howard Chu
Browse files

ITS#7682 In mdb_env_copy retry open if O_DIRECT fails

parent 90c55178
......@@ -4246,11 +4246,15 @@ mdb_env_copy(MDB_env *env, const char *path)
newfd = CreateFile(lpath, GENERIC_WRITE, 0, NULL, CREATE_NEW,
FILE_FLAG_NO_BUFFERING|FILE_FLAG_WRITE_THROUGH, NULL);
#else
newfd = open(lpath, O_WRONLY|O_CREAT|O_EXCL
#ifdef O_DIRECT
|O_DIRECT
/* The OS supports O_DIRECT, try with it */
newfd = open(lpath, O_WRONLY|O_CREAT|O_EXCL|O_DIRECT, 0666);
/* But open can fail if O_DIRECT isn't supported by the file system
* so retry without the flag
*/
if (newfd == INVALID_HANDLE_VALUE && ErrCode() == EINVAL)
#endif
, 0666);
newfd = open(lpath, O_WRONLY|O_CREAT|O_EXCL, 0666);
#endif
if (newfd == INVALID_HANDLE_VALUE) {
rc = ErrCode();
......
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