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Re: [Qemu-trivial] [Qemu-devel] [PATCH] configure: Save PKG_CONFIG_LIBDI
From: |
Daniel P . Berrangé |
Subject: |
Re: [Qemu-trivial] [Qemu-devel] [PATCH] configure: Save PKG_CONFIG_LIBDIR and WINDRES in config.status |
Date: |
Tue, 4 Sep 2018 11:43:33 +0100 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Tue, Sep 04, 2018 at 09:02:18AM +0200, Thomas Huth wrote:
> When cross-compiling QEMU for a target that significantly differs from
> the host, the current information in config.status is not enough to
> properly re-create the configuration. For example when I try to test
> my build with the mingw32 cross-compiler, I regularly get this error
> after the build system tried to re-create the configuration with the
> config.status file:
>
> ERROR: sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T.
> You probably need to set PKG_CONFIG_LIBDIR
> to point to the right pkg-config files for your
> build target
>
> A similar problem exists for the "windres" tool, where you have to
> set the WINDRES variable in case it has a different name.
> So let's fix these issues by storing the configuration for these
> variables in the config.status file, too.
Doh, I sent a patch to fix this problem more broadly years ago now:
https://lists.nongnu.org/archive/html/qemu-devel/2015-11/msg04157.html
but it appears no maintainer ever merged it !
> Signed-off-by: Thomas Huth <address@hidden>
> ---
> configure | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/configure b/configure
> index 58862d2..4d8888f 100755
> --- a/configure
> +++ b/configure
> @@ -7534,6 +7534,12 @@ cat <<EOD >config.status
> # Compiler output produced by configure, useful for debugging
> # configure, is in config.log if it exists.
> EOD
> +if [ -n "$PKG_CONFIG_LIBDIR" ]; then
> + echo "export PKG_CONFIG_LIBDIR=\"$PKG_CONFIG_LIBDIR\"" >>config.status
> +fi
> +if [ -n "$WINDRES" ]; then
> + echo "export WINDRES=\"$WINDRES\"" >>config.status
> +fi
> printf "exec" >>config.status
> printf " '%s'" "$0" "$@" >>config.status
> echo ' "$@"' >>config.status
Regards,
Daniel
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