pgsql: createdb: Fix quoting of --encoding, --lc-ctype and --lc-collate

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: createdb: Fix quoting of --encoding, --lc-ctype and --lc-collate
Date: 2020-02-27 02:23:33
Message-ID: E1j78pp-0005GK-CU@gemulon.postgresql.org
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createdb: Fix quoting of --encoding, --lc-ctype and --lc-collate

The original coding failed to properly quote those arguments, leading to
failures when using quotes in the values used. As the quoting can be
encoding-sensitive, the connection to the backend needs to be taken
before applying the correct quoting.

Author: Michael Paquier
Reviewed-by: Daniel Gustafsson
Discussion: https://postgr.es/m/20200214041004.GB1998@paquier.xyz
Backpatch-through: 9.5

Branch
------
REL_11_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/83bd732eb2c83a26db9eefb4595615fa289620a8

Modified Files
--------------
src/bin/scripts/createdb.c | 29 +++++++++++++++++++----------
src/bin/scripts/t/020_createdb.pl | 26 +++++++++++++++++++++++++-
2 files changed, 44 insertions(+), 11 deletions(-)

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