Re: [PATCH v2] contrib: Allow overriding download_prerequisites base URL

On Sat, Aug 1, 2026 at 12:58 PM Даниил Гусев <[email protected]> wrote:
>
> From d58fc7889f5d2e8b6f12117e60181efeb7be1a40 Mon Sep 17 00:00:00 2001
> From: Daniil-Gusev <[email protected]>
> Date: Sat, 1 Aug 2026 22:50:41 +0300
> Subject: [PATCH v2] contrib: Allow overriding download_prerequisites base URL
>
> Add support for GCC_PREREQUISITES_BASE_URL, so packages can be
> fetched from a local mirror instead of gcc.gnu.org every time.


Ok/

>
> contrib/ChangeLog:
>
>         * download_prerequisites (base_url): Allow overriding via the
>         GCC_PREREQUISITES_BASE_URL environment variable.  Document it
>         in --help output.
> ---
> v2:
> * accept the URL with or without a trailing slash (strip, then re-add)
> * shortened --help wording per your suggestion
>
> Not sure if you meant literally showing the current value in brackets,
> or just marking it optional - went with the former. Also wrapped it to
> a second line to stay under 80 columns.
>
>  contrib/download_prerequisites | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/contrib/download_prerequisites b/contrib/download_prerequisites
> index 2e6693a2aa6..68a384b96be 100755
> --- a/contrib/download_prerequisites
> +++ b/contrib/download_prerequisites
> @@ -33,7 +33,8 @@ mpc='mpc-1.3.1.tar.gz'
>  isl='isl-0.24.tar.bz2'
>  gettext='gettext-1.0.tar.gz'
>
> -base_url='https://gcc.gnu.org/pub/gcc/infrastructure/'
> +base_url="${GCC_PREREQUISITES_BASE_URL:-https://gcc.gnu.org/pub/gcc/infrastructure/}"
> +base_url="${base_url%/}/"
>
>  echo_archives() {
>      echo "${gettext}"
> @@ -86,6 +87,11 @@ The following options are available:
>   --only-gettext   inhibit downloading any package but gettext
>   --help           show this text and exit
>   --version        show version information and exit
> +
> +Environment variables:
> +
> + GCC_PREREQUISITES_BASE_URL  URL to download from
> +  [${base_url}]
>  "
>
>  versiontext="${program} ${version}
> --
> 2.55.0
>