Thread: pgsql: In pg_upgrade, fix the -l/log option to work on Windows.

In pg_upgrade, fix the -l/log option to work on Windows.

Also, double-quote the log file name in all places, to allow (on all
platforms) log file names with spaces.

Back patch to 9.0 and 9.1.

Branch
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REL9_1_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/c3810795e99ee20181884e62d925f5ac910f0b8b

Modified Files
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contrib/pg_upgrade/pg_upgrade.c |   44 ++++++++++++++++++++++++++++++++------
contrib/pg_upgrade/server.c     |    2 +-
2 files changed, 38 insertions(+), 8 deletions(-)