Re: pgsql: Add basic TAP tests for psql's tab-completion logic.

I wrote:
> Peter Geoghegan <pg(at)bowt(dot)ie> writes:
>> Once I comment out the following two lines from ~/.inputrc, everything
>> works fine on
>> HEAD + HEAD-unset-TERM-in-tab-completion-test.patch:
>> set colored-completion-prefix on
>> set colored-stats on

> Hm. I wonder how it is that that leads to ignoring the TERM environment?

A bit of digging says that readline's color support is just hard-wired
to use xterm-style escapes -- it doesn't look like there's any connection
to terminfo at all. See the _rl_color_indicator[] data structure.
The \e[...m and \e[K escape sequences can both be found there.

regards, tom lane