[PATCH] Clarify that "psql -c" ignores psqlrc files

Balkrishna Sharma <b_ki(at)hotmail(dot)com> wrote on -admin:

> Thanks. If I want to do at system-wide level, where do I store the psqlrc file (assuming I want to change the timing behavior system-wide)?
> (CentOS 5, Postgres 8.4)
> $ ./pg_config --sysconfdir/opt/PostgreSQL/8.4/etc/postgresql
> But I don't have /opt/PostgreSQL/8.4/etc/postgresql directory. Just creating the directory and putting a psqlrc file over there does not seem to work.

> On a side-note, I observered that timing value in ~/.psqlrc was ignored by psql -c "..." command but not by echo "...."|psqlThought it was strange.
> [...]

Patch attached to clarify the latter.

Tim