[Buildroot] [PATCH] libedit: fix build error with musl toolchain
Peter Korsgaard
peter at korsgaard.com
Mon Jan 18 22:04:20 UTC 2016
>>>>> "Sergio" == Sergio Prado <sergio.prado at e-labworks.com> writes:
> Libedit build fails when __STDC_ISO_10646__ is not defined, and that is
> the case when compiling with musl toolchains.
> chartype.h:52:3: error: #error wchar_t must store ISO 10646 characters
> #error wchar_t must store ISO 10646 characters
> ^
> Musl is ISO 10646 compliant but doesn't define __STDC_ISO_10646__, so
> let's define it manually.
> Fixes:
> http://autobuild.buildroot.net/results/3d12a7e6423d236c9d528bca7cbcf86b1499d738/
> http://autobuild.buildroot.net/results/b92f7e2b86ffa575d8a8a0b91fbdd9bcb0f231de/
> http://autobuild.buildroot.net/results/c476a48936f8810117bb292fb0d8a43c09068de6/
> http://autobuild.buildroot.net/results/a30bb1423cc92137a2deaec0a32c7df947384d49/
> Signed-off-by: Sergio Prado <sergio.prado at e-labworks.com>
> ---
> package/libedit/libedit.mk | 6 ++++++
> 1 file changed, 6 insertions(+)
> diff --git a/package/libedit/libedit.mk b/package/libedit/libedit.mk
> index 87a1cdc136d6..e7ddd1fcb562 100644
> --- a/package/libedit/libedit.mk
> +++ b/package/libedit/libedit.mk
> @@ -23,6 +23,12 @@ LIBEDIT_POST_EXTRACT_HOOKS += LIBEDIT_FIXUP_M4_DIR
> # Doesn't really support !wchar, but support is disabled otherwise
> LIBEDIT_CONF_OPTS += --enable-widec
> +# musl is ISO 10646 compliant but doesn't define __STDC_ISO_10646__,
> +# so let's define it manually
> +ifeq ($(BR2_TOOLCHAIN_USES_MUSL),y)
> +LIBEDIT_CONF_OPTS += CFLAGS="$(TARGET_CFLAGS) -D__STDC_ISO_10646__=201103L"
> +endif
Committed, thanks. Out of interest, why did you exactly select 201103?
--
Bye, Peter Korsgaard
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