# This is a freestanding configuration; there is nothing to do here.
;;
+ mips*-sde-elf*)
+ # These definitions are for the SDE C library rather than newlib.
+ AC_CHECK_HEADERS([float.h inttypes.h locale.h \
+ stdint.h stdlib.h string.h unistd.h wchar.h \
+ machine/endian.h sys/ioctl.h sys/resource.h \
+ sys/stat.h sys/time.h sys/types.h sys/uio.h])
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_COMPILER_FEATURES
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
+ GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
+ AC_DEFINE(HAVE_SIGSETJMP)
+ AC_DEFINE(HAVE_GETPAGESIZE)
+ AC_DEFINE(HAVE_WRITEV)
+ AC_DEFINE(HAVE_INT64_T)
+
+ AC_DEFINE(HAVE_LIBM)
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISINF)
+
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_MODF)
+ AC_DEFINE(HAVE_SQRTF)
+ ;;
+
*-darwin*)
# Darwin versions vary, but the linker should work in a cross environment,
# so we just check for all the features here.
GLIBCXX_CHECK_MATH_SUPPORT
GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
GLIBCXX_CHECK_STDLIB_SUPPORT
# For showmanyc_helper().
memory.h stdint.h stdlib.h strings.h string.h unistd.h \
wchar.h wctype.h machine/endian.h sys/ioctl.h sys/param.h \
sys/resource.h sys/stat.h sys/time.h sys/types.h sys/uio.h])
- GLIBCXX_CHECK_LINKER_FEATURES
- GLIBCXX_CHECK_MATH_SUPPORT
- GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
- GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
- GLIBCXX_CHECK_STDLIB_SUPPORT
- GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
+ # GLIBCXX_CHECK_MATH_SUPPORT
+ AC_DEFINE(HAVE_LIBM)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_HYPOT)
+ # GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
+ AC_DEFINE(HAVE___BUILTIN_ABS)
+ AC_DEFINE(HAVE___BUILTIN_FABSF)
+ AC_DEFINE(HAVE___BUILTIN_FABS)
+ AC_DEFINE(HAVE___BUILTIN_FABSL)
+ AC_DEFINE(HAVE___BUILTIN_LABS)
+ AC_DEFINE(HAVE___BUILTIN_SQRTF)
+ AC_DEFINE(HAVE___BUILTIN_SQRT)
+ AC_DEFINE(HAVE___BUILTIN_SQRTL)
+ AC_DEFINE(HAVE___BUILTIN_SINF)
+ AC_DEFINE(HAVE___BUILTIN_SIN)
+ AC_DEFINE(HAVE___BUILTIN_SINL)
+ AC_DEFINE(HAVE___BUILTIN_COSF)
+ AC_DEFINE(HAVE___BUILTIN_COS)
+ AC_DEFINE(HAVE___BUILTIN_COSL)
+ # GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
+ # GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_COPYSIGNF)
+ # GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
+ AC_DEFINE(HAVE_S_ISREG)
+ AC_DEFINE(HAVE_S_IFREG)
AC_DEFINE(HAVE_WRITEV)
;;
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_LC_MESSAGES)
AC_DEFINE(HAVE_GETPAGESIZE)
AC_DEFINE(HAVE_SETENV)
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FREXPF)
*-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-knetbsd*-gnu)
AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
machine/endian.h machine/param.h sys/machine.h sys/types.h \
- fp.h float.h endian.h inttypes.h locale.h float.h stdint.h])
+ fp.h float.h endian.h inttypes.h locale.h float.h stdint.h \
+ sys/ipc.h sys/sem.h gconf.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_COMPILER_FEATURES
GLIBCXX_CHECK_MATH_SUPPORT
GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
GLIBCXX_CHECK_STDLIB_SUPPORT
# For LFS.
AC_DEFINE(HAVE_INT64_T)
- case "$target" in
- *-uclinux*)
- # Don't enable LFS with uClibc
- ;;
- *)
- AC_DEFINE(_GLIBCXX_USE_LFS)
- esac
+ GLIBCXX_CHECK_LFS
# For showmanyc_helper().
AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
# For xsputn_2().
AC_CHECK_HEADERS(sys/uio.h)
GLIBCXX_CHECK_WRITEV
+
+ # For C99 support to TR1.
+ GLIBCXX_CHECK_C99_TR1
+
+ # Check for sigsetjmp
+ AC_TRY_COMPILE(
+ [#include <setjmp.h>],
+ [sigjmp_buf env;
+ while (! sigsetjmp (env, 1))
+ siglongjmp (env, 1);
+ ],
+ [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available.])])
;;
*-mingw32*)
AC_CHECK_HEADERS([sys/types.h locale.h float.h])
+ AC_DEFINE(HAVE_STRTOF)
+ AC_DEFINE(HAVE_STRTOLD)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
;;
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITEF)
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_HYPOT)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISNAN)
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSL)
AC_DEFINE(HAVE_COSHF)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FPCLASS)
AC_DEFINE(HAVE_GETPAGESIZE)
- AC_DEFINE(HAVE_NL_LANGINFO)
- AC_DEFINE(HAVE_ICONV)
- AC_DEFINE(HAVE_ICONV_CLOSE)
- AC_DEFINE(HAVE_ICONV_OPEN)
- # Look for the pieces required for wchar_t support in order to
- # get all the right HAVE_* macros defined.
- GLIBCXX_CHECK_ICONV_SUPPORT
# All of the dependencies for wide character support are here, so
- # turn it on. This requires some syncronization with the
- # GLIBCXX_CHECK_ICONV_SUPPORT in acinclude.m4
+ # turn it on.
AC_DEFINE(_GLIBCXX_USE_WCHAR_T)
# Are these tested for even when cross?
AC_DEFINE(HAVE_FLOAT_H)
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_ICONV_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITE)
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