pg_upgrade: fix CopyFile() on Windows to fail on file existence

Bruce Momjian <bruce@momjian.us>

Commit: 6638c9aaf881b156fafc05371e8ed21f0cdda66e
Author: Bruce Momjian <bruce@momjian.us>
Date: 2015-11-24T22:18:27Z
Releases: 9.3.11
pg_upgrade:  fix CopyFile() on Windows to fail on file existence

Also fix getErrorText() to return the right error string on failure.
This behavior now matches that of other operating systems.

Report by Noah Misch

Backpatch through 9.1

Files

PathChange+/−
contrib/pg_upgrade/file.c modified +1 −1
contrib/pg_upgrade/util.c modified +2 −0