* m4/extensions.m4 (AC_USE_SYSTEM_EXTENSIONS): Sync from Autoconf master, to add support for more recent ISO C TRs and TSes. --- ChangeLog | 6 ++++++ m4/extensions.m4 | 20 ++++++++++++++++++++ 2 files changed, 26 insertions(+)
diff --git a/ChangeLog b/ChangeLog index a936166..b3247df 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2016-09-15 Paul Eggert <[email protected]> + + extensions: port to more ISO C TSes + * m4/extensions.m4 (AC_USE_SYSTEM_EXTENSIONS): Sync from Autoconf + master, to add support for more recent ISO C TRs and TSes. + 2016-09-13 Paul Eggert <[email protected]> intprops: new macro TYPE_WIDTH diff --git a/m4/extensions.m4 b/m4/extensions.m4 index ba54640..87721a3 100644 --- a/m4/extensions.m4 +++ b/m4/extensions.m4 @@ -72,18 +72,34 @@ dnl configure.ac when using autoheader 2.62. #ifndef _POSIX_PTHREAD_SEMANTICS # undef _POSIX_PTHREAD_SEMANTICS #endif +/* Enable extensions specified by ISO/IEC TS 18661-5:2014. */ +#ifndef __STDC_WANT_IEC_60559_ATTRIBS_EXT__ +# undef __STDC_WANT_IEC_60559_ATTRIBS_EXT__ +#endif /* Enable extensions specified by ISO/IEC TS 18661-1:2014. */ #ifndef __STDC_WANT_IEC_60559_BFP_EXT__ # undef __STDC_WANT_IEC_60559_BFP_EXT__ #endif +/* Enable extensions specified by ISO/IEC TS 18661-2:2015. */ +#ifndef __STDC_WANT_IEC_60559_DFP_EXT__ +# undef __STDC_WANT_IEC_60559_DFP_EXT__ +#endif /* Enable extensions specified by ISO/IEC TS 18661-4:2015. */ #ifndef __STDC_WANT_IEC_60559_FUNCS_EXT__ # undef __STDC_WANT_IEC_60559_FUNCS_EXT__ #endif +/* Enable extensions specified by ISO/IEC TS 18661-3:2015. */ +#ifndef __STDC_WANT_IEC_60559_TYPES_EXT__ +# undef __STDC_WANT_IEC_60559_TYPES_EXT__ +#endif /* Enable extensions specified by ISO/IEC TR 24731-2:2010. */ #ifndef __STDC_WANT_LIB_EXT2__ # undef __STDC_WANT_LIB_EXT2__ #endif +/* Enable extensions specified by ISO/IEC TR 24747:2009. */ +#ifndef __STDC_WANT_MATH_SPEC_FUNCS__ +# undef __STDC_WANT_MATH_SPEC_FUNCS__ +#endif /* Enable extensions on HP NonStop. */ #ifndef _TANDEM_SOURCE # undef _TANDEM_SOURCE @@ -113,9 +129,13 @@ dnl configure.ac when using autoheader 2.62. AC_DEFINE([_DARWIN_C_SOURCE]) AC_DEFINE([_GNU_SOURCE]) AC_DEFINE([_POSIX_PTHREAD_SEMANTICS]) + AC_DEFINE([__STDC_WANT_IEC_60559_ATTRIBS_EXT__]) AC_DEFINE([__STDC_WANT_IEC_60559_BFP_EXT__]) + AC_DEFINE([__STDC_WANT_IEC_60559_DFP_EXT__]) AC_DEFINE([__STDC_WANT_IEC_60559_FUNCS_EXT__]) + AC_DEFINE([__STDC_WANT_IEC_60559_TYPES_EXT__]) AC_DEFINE([__STDC_WANT_LIB_EXT2__]) + AC_DEFINE([__STDC_WANT_MATH_SPEC_FUNCS__]) AC_DEFINE([_TANDEM_SOURCE]) AC_CACHE_CHECK([whether _XOPEN_SOURCE should be defined], [ac_cv_should_define__xopen_source], -- 2.7.4
