Обсуждение: pgsql: Don't write to stdin of a test process that could have alreadye

Don't write to stdin of a test process that could have already exited.

Instead, close that stdin.  Per buildfarm member conchuela.  Back-patch
to 9.6, where the test was introduced.

Discussion: https://postgr.es/m/26478.1555373328@sss.pgh.pa.us

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/e12a4726127b90b8fc5e75690fe4527f1866412d

Modified Files
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src/test/recovery/t/017_shm.pl | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)