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Backport IPC::Run optimization to src/test/perl.

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This one-liner makes the TAP portion of "make check-world" 7% faster on
a non-Windows machine.

Discussion: https://postgr.es/m/20240331050310.09@rfd.leadboat.com
This commit is contained in:
Noah Misch 2024-04-06 09:27:55 -07:00
parent 5bf748b86b
commit 06558f4952
1 changed files with 5 additions and 0 deletions
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5
src/test/perl/PostgreSQL/Test/Utils.pm
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@ -189,6 +189,11 @@ Set to true when running under MSYS2.
INIT
{
# See https://github.com/cpan-authors/IPC-Run/commit/fc9288c for how this
# reduces idle time. Remove this when IPC::Run 20231003.0 is too old to
# matter (when all versions that matter provide the optimization).
$SIG{CHLD} = sub { }
unless defined $SIG{CHLD};
# Return EPIPE instead of killing the process with SIGPIPE. An affected
# test may still fail, but it's more likely to report useful facts.