Subject: Re: [bug#36477] [PATCH 04/31] gnu: tk: Fix cross-compilation.

From: Marius Bakke <[email-masked]>
Date: Mon, 08 Jul 2019 19:42:22 +0200

Mathieu Othacehe <[email-masked]> writes:

> * gnu/packages/tcl.scm (tk)[arguments]: Add configure flags to fix
> cross-compilation.
> ---
>  gnu/packages/tcl.scm | 13 ++++++++++---
>  1 file changed, 10 insertions(+), 3 deletions(-)
>
> diff --git a/gnu/packages/tcl.scm b/gnu/packages/tcl.scm
> index fc955cf649..df0f0e3a5c 100644
> --- a/gnu/packages/tcl.scm
> +++ b/gnu/packages/tcl.scm
> @@ -185,9 +185,16 @@ X11 GUIs.")
>                                           "/lib -lfontconfig")))
>                         #t))))
>  
> -       #:configure-flags (list (string-append "--with-tcl="
> -                                              (assoc-ref %build-inputs "tcl")
> -                                              "/lib"))
> +       #:configure-flags
> +       (list (string-append "--with-tcl="
> +                            (assoc-ref %build-inputs "tcl")
> +                            "/lib")
> +             ;; This is needed when cross-compiling, see:
> +             ;; https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=719247
> +             ,@(if (%current-target-system)
> +                   '("tcl_cv_strtod_buggy=1"
> +                     "ac_cv_func_strtod=yes")
> +                   '()))

LGTM (though I guess not very useful without the Python cross fix?).