Horton

Avoid unportable shell syntax in pg_upgrade's test script.

Tom Lane <tgl@sss.pgh.pa.us>

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Commit: 986127e3db6858c461dae00f23c1fbaf9302d8cb
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2018-07-20T17:59:27Z
Releases: 12.0 
Avoid unportable shell syntax in pg_upgrade's test script.

Most of test.sh uses traditional backtick syntax for command substitution,
but commit da9b580d8 introduced two uses of $(...) syntax, which is not
recognized by very old shells.  Bring those into line with the rest.

Victor Wagner

Discussion: https://postgr.es/m/20180720153820.69e9ae6c@fafnir.local.vm

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PathChange+/−
src/bin/pg_upgrade/test.sh modified +2 −2

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