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Thread: pgsql: Avoid trying to print a NULL char pointer in --describe-config.

pgsql: Avoid trying to print a NULL char pointer in --describe-config.

From
tgl@postgresql.org (Tom Lane)
Date:
Log Message:
-----------
Avoid trying to print a NULL char pointer in --describe-config.  On some
platforms this works, but on some it crashes.  Zdenek Kotala

Modified Files:
--------------
    pgsql/src/backend/utils/misc:
        help_config.c (r1.19 -> r1.20)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/help_config.c?r1=1.19&r2=1.20)