[debbugs-tracker] bug#20330: closed (Do not capture build-time $PATH in 'emacs' binary)

[GNU bug Tracking System]

Your message dated Mon, 20 Apr 2015 17:48:22 -0400
with message-id <address@hidden>
and subject line Re: bug#20330: Do not capture build-time $PATH in 'emacs' 
binary
has caused the debbugs.gnu.org bug report #20330,
regarding Do not capture build-time $PATH in 'emacs' binary
to be marked as done.

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-- 
20330: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20330
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> --- Begin Message ---
>
>
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> Subject: 
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> Do not capture build-time $PATH in 'emacs' binary
>
>
>
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> Date: 
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> Tue, 14 Apr 2015 13:51:35 +0200
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> User-agent: 
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> Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)
>
>
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>
> The attached patch makes sure that the ‘emacs’ executable does not
> capture the value of the build-time $PATH (which notably includes the
> build directory, which may or may not exist afterwards.)
>
> (FWIW, the added motivation in the context of Guix and Nix is that the
> garbage collector would see those references and assume that Emacs needs
> all these items at run time.  See
> <http://git.savannah.gnu.org/cgit/guix.git/commit/?id=1bef37ee2e0a6ba9048eb8087651c8dbd2c6c796>.)
>
> Ludo’.
>
> --- a/lisp/loadup.el
> +++ b/lisp/loadup.el
> @@ -64,6 +64,11 @@
>                            (expand-file-name "textmodes" dir)
>                            (expand-file-name "vc" dir)))))
>  
> +;; Reset 'exec-path' so we don't capture the build-time $PATH in the
> +;; 'emacs' executable.
> +(setq-default exec-path nil)
> +(setq exec-path nil)
> +
>  (if (eq t purify-flag)
>      ;; Hash consing saved around 11% of pure space in my tests.
>      (setq purify-flag (make-hash-table :test 'equal :size 70000)))
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#20330: Do not capture build-time $PATH in 'emacs' binary
>
>
>
>
> Date: 
>
> Mon, 20 Apr 2015 17:48:22 -0400
>
>
>
>
> User-agent: 
>
> Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/)
>
>
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> Version: 25.1
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> Applied.
>
>
> --- End Message ---