[PATCH 3 of 4] build: chg build was failing when the base directory contained spaces

[Yuya Nishihara]

On Wed, 11 Oct 2017 22:46:19 +0200, a.mux--- via Mercurial-devel wrote:
> # HG changeset patch
> # User muxator <a.mux at inwind.it>
> # Date 1507680372 -7200
> #      Wed Oct 11 02:06:12 2017 +0200
> # Node ID 0dc5f9e9fd59f0c2289ca3133a0e54d49b7882d7
> # Parent  fc144c0ec36089c4b60bb3287adc787a1cfcae78
> build: chg build was failing when the base directory contained spaces

>  .PHONY: serve
>  serve:
> -	[ -d $(CHGSOCKDIR) ] || ( umask 077; mkdir $(CHGSOCKDIR) )
> -	$(HG) serve --cwd / --cmdserver chgunix \
> +	[ -d "$(CHGSOCKDIR)" ] || ( umask 077; mkdir "$(CHGSOCKDIR)" )
> +	"$(HG)" serve --cwd / --cmdserver chgunix \
>  		--address $(CHGSOCKNAME) \
>  		--config cmdserver.log=/dev/stderr

Nit: tool paths are generally unquoted so we can do something like
"make serve HG='python3 /path/to/hg'".

Since this rule isn't useful these days, I'll send a patch to remove it.