Add C++11 header <cuchar>.
2015-09-04 Edward Smith-Rowland <3dw4rd@verizon.net> Jonathan Wakely <jwakely@redhat.com> * acinclude.m4 (GLIBCXX_CHECK_UCHAR_H): Define. * config.h.in: Regenerate. * configure: Regenerate. * configure.ac: Check for <uchar.h>. * include/Makefile.am: Add new headers. * include/Makefile.in: Regenerate. * include/c/cuchar: New. * include/c_compatibility/uchar.h: New. * include/c_global/cuchar: New. * include/c_std/cuchar: New. * include/precompiled/stdc++.h: Include <cuchar>. * testsuite/17_intro/headers/c++200x/stdc++.cc: Include <uchar.h>. * testsuite/17_intro/headers/c++200x/stdc++_multiple_inclusion.cc: Include <uchar.h>. Co-Authored-By: Jonathan Wakely <jwakely@redhat.com> From-SVN: r227488
This commit is contained in:
Edward Smith-Rowland
Jonathan Wakely
parent
57003677cf
commit
20b5f0b3e6
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@ -1,3 +1,22 @@
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2015-09-04 Edward Smith-Rowland <3dw4rd@verizon.net>
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Jonathan Wakely <jwakely@redhat.com>
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Add C++11 header <cuchar>.
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* acinclude.m4 (GLIBCXX_CHECK_UCHAR_H): Define.
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* config.h.in: Regenerate.
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* configure: Regenerate.
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* configure.ac: Check for <uchar.h>.
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* include/Makefile.am: Add new headers.
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* include/Makefile.in: Regenerate.
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* include/c/cuchar: New.
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* include/c_compatibility/uchar.h: New.
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* include/c_global/cuchar: New.
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* include/c_std/cuchar: New.
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* include/precompiled/stdc++.h: Include <cuchar>.
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* testsuite/17_intro/headers/c++200x/stdc++.cc: Include <uchar.h>.
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* testsuite/17_intro/headers/c++200x/stdc++_multiple_inclusion.cc:
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Include <uchar.h>.
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2015-09-04 Jonathan Wakely <jwakely@redhat.com>
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PR libstdc++/65473
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@ -1808,6 +1808,52 @@ AC_DEFUN([GLIBCXX_CHECK_C99_TR1], [
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AC_LANG_RESTORE
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])
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dnl
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dnl Check for uchar.h and usability.
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dnl
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AC_DEFUN([GLIBCXX_CHECK_UCHAR_H], [
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# Test uchar.h.
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AC_CHECK_HEADERS(uchar.h, ac_has_uchar_h=yes, ac_has_uchar_h=no)
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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ac_save_CXXFLAGS="$CXXFLAGS"
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CXXFLAGS="$CXXFLAGS -std=c++11"
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if test x"$ac_has_uchar_h" = x"yes"; then
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AC_MSG_CHECKING([for ISO C11 support for <uchar.h>])
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AC_TRY_COMPILE([#include <uchar.h>
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#ifdef __STDC_UTF_16__
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long i = __STDC_UTF_16__;
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#endif
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#ifdef __STDC_UTF_32__
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long j = __STDC_UTF_32__;
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#endif
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namespace test
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{
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using ::c16rtomb;
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using ::c32rtomb;
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using ::mbrtoc16;
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using ::mbrtoc32;
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}
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],
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[], [ac_c11_uchar_cxx11=yes], [ac_c11_uchar_cxx11=no])
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else
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ac_c11_uchar_cxx11=no
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fi
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AC_MSG_RESULT($ac_c11_uchar_cxx11)
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if test x"$ac_c11_uchar_cxx11" = x"yes"; then
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AC_DEFINE(_GLIBCXX_USE_C11_UCHAR_CXX11, 1,
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[Define if C11 functions in <uchar.h> should be imported into
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namespace std in <cuchar>.])
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fi
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CXXFLAGS="$ac_save_CXXFLAGS"
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AC_LANG_RESTORE
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])
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dnl
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dnl Check whether "/dev/random" and "/dev/urandom" are available for the
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dnl random_device of "TR1" (Chapter 5.1, "Random number generation").
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@ -454,6 +454,9 @@
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/* Define to 1 if the target supports thread-local storage. */
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#undef HAVE_TLS
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/* Define to 1 if you have the <uchar.h> header file. */
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#undef HAVE_UCHAR_H
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/* Define to 1 if you have the <unistd.h> header file. */
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#undef HAVE_UNISTD_H
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@ -780,6 +783,10 @@
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/* Define to use Sun versioning in the shared library. */
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#undef _GLIBCXX_SYMVER_SUN
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/* Define if C11 functions in <uchar.h> should be imported into namespace std
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in <cuchar>. */
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#undef _GLIBCXX_USE_C11_UCHAR_CXX11
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/* Define if C99 functions or macros from <wchar.h>, <math.h>, <complex.h>,
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<stdio.h>, and <stdlib.h> can be used or exposed. */
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#undef _GLIBCXX_USE_C99
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@ -18149,6 +18149,87 @@ fi
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# Test uchar.h.
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for ac_header in uchar.h
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do :
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ac_fn_c_check_header_mongrel "$LINENO" "uchar.h" "ac_cv_header_uchar_h" "$ac_includes_default"
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if test "x$ac_cv_header_uchar_h" = x""yes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_UCHAR_H 1
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_ACEOF
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ac_has_uchar_h=yes
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else
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ac_has_uchar_h=no
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fi
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done
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ac_ext=cpp
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ac_cpp='$CXXCPP $CPPFLAGS'
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ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
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ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
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ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
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ac_save_CXXFLAGS="$CXXFLAGS"
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CXXFLAGS="$CXXFLAGS -std=c++11"
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if test x"$ac_has_uchar_h" = x"yes"; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ISO C11 support for <uchar.h>" >&5
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$as_echo_n "checking for ISO C11 support for <uchar.h>... " >&6; }
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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#include <uchar.h>
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#ifdef __STDC_UTF_16__
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long i = __STDC_UTF_16__;
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#endif
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#ifdef __STDC_UTF_32__
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long j = __STDC_UTF_32__;
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#endif
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namespace test
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{
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using ::c16rtomb;
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using ::c32rtomb;
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using ::mbrtoc16;
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using ::mbrtoc32;
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}
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int
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main ()
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{
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;
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return 0;
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}
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_ACEOF
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if ac_fn_cxx_try_compile "$LINENO"; then :
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ac_c11_uchar_cxx11=yes
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else
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ac_c11_uchar_cxx11=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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else
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ac_c11_uchar_cxx11=no
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_c11_uchar_cxx11" >&5
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$as_echo "$ac_c11_uchar_cxx11" >&6; }
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if test x"$ac_c11_uchar_cxx11" = x"yes"; then
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$as_echo "#define _GLIBCXX_USE_C11_UCHAR_CXX11 1" >>confdefs.h
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fi
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CXXFLAGS="$ac_save_CXXFLAGS"
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ac_ext=c
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ac_cpp='$CPP $CPPFLAGS'
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ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
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ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
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ac_compiler_gnu=$ac_cv_c_compiler_gnu
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# For the streamoff typedef.
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@ -181,6 +181,7 @@ GLIBCXX_ENABLE_VTABLE_VERIFY([no])
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# Checks for operating systems support that doesn't require linking.
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GLIBCXX_CHECK_STDIO_PROTO
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GLIBCXX_CHECK_SYSTEM_ERROR
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GLIBCXX_CHECK_UCHAR_H
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# For the streamoff typedef.
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GLIBCXX_CHECK_INT64_T
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@ -710,6 +710,7 @@ c_base_headers = \
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${c_base_srcdir}/cstring \
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${c_base_srcdir}/ctgmath \
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${c_base_srcdir}/ctime \
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${c_base_srcdir}/cuchar \
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${c_base_srcdir}/cwchar \
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${c_base_srcdir}/cwctype
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@ -752,6 +753,7 @@ c_compatibility_headers = \
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${c_compatibility_srcdir}/string.h \
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${c_compatibility_srcdir}/tgmath.h \
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${c_compatibility_srcdir}/time.h \
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${c_compatibility_srcdir}/uchar.h \
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${c_compatibility_srcdir}/wchar.h \
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${c_compatibility_srcdir}/wctype.h
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endif
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@ -997,6 +997,7 @@ c_base_headers = \
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${c_base_srcdir}/cstring \
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${c_base_srcdir}/ctgmath \
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${c_base_srcdir}/ctime \
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${c_base_srcdir}/cuchar \
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${c_base_srcdir}/cwchar \
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${c_base_srcdir}/cwctype
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@ -1033,6 +1034,7 @@ c_compatibility_builddir = .
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/string.h \
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/tgmath.h \
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/time.h \
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/uchar.h \
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/wchar.h \
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@GLIBCXX_C_HEADERS_C_TRUE@ ${c_compatibility_srcdir}/wctype.h
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@ -0,0 +1,47 @@
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// -*- C++ -*- forwarding header.
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// Copyright (C) 2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
|
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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//
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// ISO C++ 14882:2011 21.8
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//
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#ifndef _GLIBCXX_CUCHAR
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#define _GLIBCXX_CUCHAR 1
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#pragma GCC system_header
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#if __cplusplus < 201103L
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# include <bits/c++0x_warning.h>
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#else
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#include <bits/c++config.h>
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#include <cwchar>
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#if _GLIBCXX_USE_C11_UCHAR_CXX11
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# include_next <uchar.h>
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#endif
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#endif // C++11
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#endif // _GLIBCXX_CUCHAR
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@ -0,0 +1,45 @@
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// -*- C++ -*- compatibility header.
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// Copyright (C) 2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
|
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// Free Software Foundation; either version 3, or (at your option)
|
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// any later version.
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// This library is distributed in the hope that it will be useful,
|
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
|
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|
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// Under Section 7 of GPL version 3, you are granted additional
|
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
|
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// a copy of the GCC Runtime Library Exception along with this program;
|
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file uchar.h
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* This is a Standard C++ Library header.
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*/
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#include <cuchar>
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#ifndef _GLIBCXX_UCHAR_H
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#define _GLIBCXX_UCHAR_H 1
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#ifdef _GLIBCXX_NAMESPACE_C
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#if _GLIBCXX_USE_C11_UCHAR_CXX11
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using std::mbrtoc16;
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using std::c16rtomb;
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using std::mbrtoc32;
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using std::c32rtomb;
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#endif // _GLIBCXX_USE_C11_UCHAR_CXX11
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#endif // _GLIBCXX_NAMESPACE_C
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#endif // _GLIBCXX_UCHAR_H
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@ -0,0 +1,77 @@
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// -*- C++ -*- forwarding header.
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// Copyright (C) 2015 Free Software Foundation, Inc.
|
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//
|
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// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// Under Section 7 of GPL version 3, you are granted additional
|
||||
// permissions described in the GCC Runtime Library Exception, version
|
||||
// 3.1, as published by the Free Software Foundation.
|
||||
|
||||
// You should have received a copy of the GNU General Public License and
|
||||
// a copy of the GCC Runtime Library Exception along with this program;
|
||||
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
/** @file include/cuchar
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* This is a Standard C++ Library file. You should @c \#include this file
|
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* in your programs, rather than any of the @a *.h implementation files.
|
||||
*
|
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* This is the C++ version of the Standard C Library header @c uchar.h,
|
||||
* and its contents are (mostly) the same as that header, but are all
|
||||
* contained in the namespace @c std (except for names which are defined
|
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* as macros in C).
|
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*/
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|
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//
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// ISO C++ 14882:2011 21.8
|
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//
|
||||
|
||||
#ifndef _GLIBCXX_CUCHAR
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#define _GLIBCXX_CUCHAR 1
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#pragma GCC system_header
|
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|
||||
#if __cplusplus < 201103L
|
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# include <bits/c++0x_warning.h>
|
||||
#else
|
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|
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#include <bits/c++config.h>
|
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#include <cwchar>
|
||||
|
||||
#if _GLIBCXX_USE_C11_UCHAR_CXX11
|
||||
|
||||
#include <uchar.h>
|
||||
|
||||
// Get rid of those macros defined in <uchar.h> in lieu of real functions.
|
||||
#undef mbrtoc16
|
||||
#undef c16rtomb
|
||||
#undef mbrtoc32
|
||||
#undef c32rtomb
|
||||
|
||||
namespace std _GLIBCXX_VISIBILITY(default)
|
||||
{
|
||||
_GLIBCXX_BEGIN_NAMESPACE_VERSION
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||||
|
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using ::mbrtoc16;
|
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using ::c16rtomb;
|
||||
using ::mbrtoc32;
|
||||
using ::c32rtomb;
|
||||
|
||||
_GLIBCXX_END_NAMESPACE_VERSION
|
||||
} // namespace std
|
||||
|
||||
#endif // _GLIBCXX_USE_C11_UCHAR_CXX11
|
||||
|
||||
#endif // C++11
|
||||
|
||||
#endif // _GLIBCXX_CUCHAR
|
||||
|
|
@ -0,0 +1,77 @@
|
|||
// -*- C++ -*- forwarding header.
|
||||
|
||||
// Copyright (C) 2015 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// Under Section 7 of GPL version 3, you are granted additional
|
||||
// permissions described in the GCC Runtime Library Exception, version
|
||||
// 3.1, as published by the Free Software Foundation.
|
||||
|
||||
// You should have received a copy of the GNU General Public License and
|
||||
// a copy of the GCC Runtime Library Exception along with this program;
|
||||
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
/** @file include/cuchar
|
||||
* This is a Standard C++ Library file. You should @c #include this file
|
||||
* in your programs, rather than any of the @a *.h implementation files.
|
||||
*
|
||||
* This is the C++ version of the Standard C Library header @c uchar.h,
|
||||
* and its contents are (mostly) the same as that header, but are all
|
||||
* contained in the namespace @c std (except for names which are defined
|
||||
* as macros in C).
|
||||
*/
|
||||
|
||||
//
|
||||
// ISO C++ 14882:2011 21.8
|
||||
//
|
||||
|
||||
#ifndef _GLIBCXX_CUCHAR
|
||||
#define _GLIBCXX_CUCHAR 1
|
||||
|
||||
#pragma GCC system_header
|
||||
|
||||
#if __cplusplus < 201103L
|
||||
# include <bits/c++0x_warning.h>
|
||||
#else
|
||||
|
||||
#include <bits/c++config.h>
|
||||
#include <cwchar>
|
||||
|
||||
#if _GLIBCXX_USE_C11_UCHAR_CXX11
|
||||
|
||||
#include <uchar.h>
|
||||
|
||||
// Get rid of those macros defined in <uchar.h> in lieu of real functions.
|
||||
#undef mbrtoc16
|
||||
#undef c16rtomb
|
||||
#undef mbrtoc32
|
||||
#undef c32rtomb
|
||||
|
||||
namespace std _GLIBCXX_VISIBILITY(default)
|
||||
{
|
||||
_GLIBCXX_BEGIN_NAMESPACE_VERSION
|
||||
|
||||
using ::mbrtoc16;
|
||||
using ::c16rtomb;
|
||||
using ::mbrtoc32;
|
||||
using ::c32rtomb;
|
||||
|
||||
_GLIBCXX_END_NAMESPACE_VERSION
|
||||
} // namespace std
|
||||
|
||||
#endif // _GLIBCXX_USE_C11_UCHAR_CXX11
|
||||
|
||||
#endif // C++11
|
||||
|
||||
#endif // _GLIBCXX_CUCHAR
|
||||
|
|
@ -56,6 +56,7 @@
|
|||
#include <cstdbool>
|
||||
#include <cstdint>
|
||||
#include <ctgmath>
|
||||
#include <cuchar>
|
||||
#include <cwchar>
|
||||
#include <cwctype>
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -59,6 +59,9 @@
|
|||
#include <tgmath.h>
|
||||
#endif
|
||||
#include <time.h>
|
||||
#if __has_include(<uchar.h>)
|
||||
#include <uchar.h>
|
||||
#endif
|
||||
#ifdef _GLIBCXX_HAVE_WCHAR_H
|
||||
#include <wchar.h>
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -59,6 +59,9 @@
|
|||
#include <tgmath.h>
|
||||
#endif
|
||||
#include <time.h>
|
||||
#if __has_include(<uchar.h>)
|
||||
#include <uchar.h>
|
||||
#endif
|
||||
#ifdef _GLIBCXX_HAVE_WCHAR_H
|
||||
#include <wchar.h>
|
||||
#endif
|
||||
|
|
@ -103,6 +106,9 @@
|
|||
#include <tgmath.h>
|
||||
#endif
|
||||
#include <time.h>
|
||||
#if __has_include(<uchar.h>)
|
||||
#include <uchar.h>
|
||||
#endif
|
||||
#ifdef _GLIBCXX_HAVE_WCHAR_H
|
||||
#include <wchar.h>
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in New Issue