Commit bbef0a87 authored by Bernd Kuhls's avatar Bernd Kuhls Committed by Thomas Petazzoni
Browse files

package/boost: Disable fenv support with uClibc 

The boost build system does not recognize the fact that fenv.h is an
optional module in uClibc and tries to use it even if UCLIBC_HAS_FENV
is disabled. This patch disables fenv support completely when compiling
with a uClibc-based toolchain.

Fixes
http://autobuild.buildroot.net/results/160/160e1b98b204148ecf128144826554b6c523931b/


and many others

Signed-off-by: default avatarBernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
parent 1b7c45d8

package/boost/0006-uclibc-fenv.patch

0 → 100644
+26 −0
Original line number Diff line number Diff line 
Disable fenv.h support for uClibc-based toolchains.



The boost build system does not recognize the fact that fenv.h is an

optional module in uClibc and tries to use it even if UCLIBC_HAS_FENV

is disabled. This patch disables fenv support completely when compiling

with a uClibc-based toolchain. Bug was reported upstream:

https://svn.boost.org/trac/boost/ticket/11756



Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>



--- boost_1_60_0.org/boost/config/platform/linux.hpp	2015-12-08 19:55:19.000000000 +0100

+++ boost_1_60_0/boost/config/platform/linux.hpp	2016-02-06 12:35:25.692754553 +0100

@@ -47,6 +47,13 @@

 #endif

 

 //

+// uClibc has no support for fenv.h

+//

+#if defined(__UCLIBC__)

+#  define BOOST_NO_FENV_H

+#endif

+

+//

 // If glibc is past version 2 then we definitely have

 // gettimeofday, earlier versions may or may not have it:

 //