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Re: completing on makefile targets

From: Stephen Leake
Subject: Re: completing on makefile targets
Date: Thu, 12 Sep 2019 14:38:37 -0700
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.2 (windows-nt)

Stefan Monnier <address@hidden> writes:

>> Why does let-binding `makefile-target-table' work in
>> `sal-makefile-completions-at-point', but not in `make-compile'?
> Because makefile-target-table is buffer-local, so the let-binding in
> `make-compile` only affects the buffer-local value of that var.

And the Makefile is current when make-compile is called, but the
minibuffer is current when completion-at-point and
sal-makefile-completions-at-point are called.

Ok, I thought it was something like that, but could not sort out the

> BTW, an alternative approach is to add a pcomplete/make function which
> will compute the completions for `make` (regardless if called
> from`make-compile` or from, say, M-!) by looking at the Makefile in the
> current directory.

Yeah, but I hate making assumptions like that; the relevant Makefile
could easily be somewhere else.

>> That requires knowing the "source" buffer while in the minibuffer; is
>> there a standard way to get that?
> I think you want `minibuffer-selected-window`

ok, thanks.

I'd like to get the same completion in the *compilation* buffer, but I
don't see anything in compilation-start that remembers the calling
buffer. I'll have to add a global variable, or store it in the current

-- Stephe

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