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Message-ID: <20160401093737.GS9862@port70.net>
Date: Fri, 1 Apr 2016 11:37:37 +0200
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Cc: Masanori Ogino <masanori.ogino@...il.com>
Subject: Re: [PATCH] Add stdc-predef.h.
* Masanori Ogino <masanori.ogino@...il.com> [2016-04-01 15:31:13 +0900]:
> Reference: http://www.openwall.com/lists/musl/2016/03/31/2
>
> Signed-off-by: Masanori Ogino <masanori.ogino@...il.com>
> ---
> include/stdc-predef.h | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
> create mode 100644 include/stdc-predef.h
>
> diff --git a/include/stdc-predef.h b/include/stdc-predef.h
> new file mode 100644
> index 0000000..f599a33
> --- /dev/null
> +++ b/include/stdc-predef.h
> @@ -0,0 +1,18 @@
> +#ifndef _STDC_PREDEF_H
> +#define _STDC_PREDEF_H
> +
> +/* FIXME: What is the exactly version supported by musl? */
> +/* ISO/IEC 10646:2011, Uncode 6.0 except U+20B9 INDIAN RUPEE SIGN */
> +#define __STDC_ISO_10646__ 201103L
i think it's unicode 6.1, that is ISO/IEC 10646:2012
#define __STDC_ISO_10646__ 201206L
> +#define __STDC_UTF_16__ 1
> +#define __STDC_UTF_32__ 1
these are defined by gcc since it matters
for u'x' and U'x' literals.
> +
> +#if defined(__GCC_IEC_559) && __GCC_IEC_559 > 0
undefined macros are implicitly 0 so
#if __GCC_IEC_559 > 0
> +#define __STDC_IEC_559__ 1
> +#endif
> +
> +/* GCC does not support the "Annex G" complex arithmetic even though
> + * __GCC_IEC_559_COMPLEX is defined. Thus, we leave __STDC_IEC_559_COMPLEX__
> + * undefined for now. */
this comment should go into the commit log
(this file will be included into every
translation unit so it should be minimal)
> +
> +#endif
> --
> 2.7.3
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