[Buildroot] [PATCH] support/dependencies: ensure we have 'file' on the host
Arnout Vandecappelle
arnout at mind.be
Fri Nov 27 21:19:03 UTC 2015
On 27-11-15 21:02, Yann E. MORIN wrote:
> When 'file' is missing on the host, libtool fails miserably. Packages
> that use libtool will suddenly FTBFS, with cryptic error messages, like
> missing libraries on the linker invocation.
I've taken a look at an ltmain.sh and a libtool, but the only two calls to
'file' I could find were for darwin and for win32.
>
> We could ensure that autotools based packages now all depend on
> host-file. But It itself is an autotools package, so it's again a
> chicken-n-egg issue. And even non-autotools package may use libtool.
>
> So, just require that 'file' is present on the host.
>
> Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
> ---
> support/dependencies/dependencies.sh | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/support/dependencies/dependencies.sh b/support/dependencies/dependencies.sh
> index 3146401..f14fb79 100755
> --- a/support/dependencies/dependencies.sh
> +++ b/support/dependencies/dependencies.sh
> @@ -69,6 +69,12 @@ check_prog_host "which"
> # Verify that sed is installed
> check_prog_host "sed"
>
> +# 'file' must be present, otherwise libtool fails in incomprehensible
> +# ways. For example, bandwidthd would fail to link with -lz, even
bandwidthd doesn't even have a libtool...
Could you give a concrete example of where libtool uses file?
Regards,
Arnout
> +# though the library is there (and it's not a static/shared issue).
> +# Adding the 'file' program on the system miraculously fixes the issue.
> +check_prog_host "file"
> +
> # Check make
> MAKE=$(which make 2> /dev/null)
> if [ -z "$MAKE" ] ; then
>
--
Arnout Vandecappelle arnout at mind be
Senior Embedded Software Architect +32-16-286500
Essensium/Mind http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
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