[Buildroot] [PATCH 1/1] package/libmicrohttpd: Fix pthread detection on bfin and arc

[Vlad Zakharov <Vladislav.Zakharov@synopsys.com>]

Hello,

On Mon, 2016-06-13 at 21:28 +0200, Bernd Kuhls wrote:
> Fixes
> http://autobuild.buildroot.net/results/593/593b5050473a83a9ddcada9de39f8f14ab38d554/
> http://autobuild.buildroot.net/results/ff0/ff058a378b91740b5b399f32a6b375fbc3c8df06/
> 
> Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
> ---
> ?package/libmicrohttpd/0001-pthread-reentrant.patch | 31 ++++++++++++++++++++++
> ?1 file changed, 31 insertions(+)
> ?create mode 100644 package/libmicrohttpd/0001-pthread-reentrant.patch
> 
> diff --git a/package/libmicrohttpd/0001-pthread-reentrant.patch b/package/libmicrohttpd/0001-pthread-reentrant.patch
> new file mode 100644
> index 0000000..4f576fa
> --- /dev/null
> +++ b/package/libmicrohttpd/0001-pthread-reentrant.patch
> @@ -0,0 +1,31 @@
> +Fix pthread detection
> +
> +The latest version bump included an update to m4/ax_pthread.m4 from
> +GNU autoconf which changed the way configure looks for pthread support.
> +
> +On Linux the macro _REENTRANT is now being searched for:
> +https://github.com/peti/autoconf-archive/commit/39683064bbccb4008f239262cb681a970bf53603#diff-851a07ee321dc42003ac94cf4a9628faR211
> +which fails at least on arc and blackfin.
> +
> +Before the autoconf update _REENTRANT was not searched on Linux:
> +https://github.com/peti/autoconf-archive/commit/39683064bbccb4008f239262cb681a970bf53603#diff-851a07ee321dc42003ac94cf4a9628faL273
> +
> +This patch removes the check for the Linux platform by patching the
> +configure script directly to avoid an autoreconf run.
> +
> +Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
> +(Problem reported upstream:
> + https://savannah.gnu.org/patch/?8186#comment24)
> +
> +diff -uNr libmicrohttpd-0.9.50.org/configure libmicrohttpd-0.9.50/configure
> +--- libmicrohttpd-0.9.50.org/configure	2016-06-02 10:03:29.000000000 +0200
> ++++ libmicrohttpd-0.9.50/configure	2016-06-13 21:11:36.688144929 +0200
> +@@ -13761,7 +13761,7 @@
> + # correctly enabled
> +?
> + case $host_os in
> +-????????darwin* | hpux* | linux* | osf* | solaris*)
> ++????????darwin* | hpux* | osf* | solaris*)
> +?????????ax_pthread_check_macro="_REENTRANT"
> +?????????;;
> +?

I applied this patch on upstream master (git-id: 55bf6034d440ccc91c7d7c914dbc040c8264b6bf). The problem with libmicrohttpd build is fixed by
this patch.

Are there any comments or remarks about the patch??
If not, then please consider to apply it.

Tested-by: Vlad Zakharov <vzakhar@synopsys.com>
-- 
Best regards,
Vlad Zakharov <vzakhar@synopsys.com>