427 lines
12 KiB
Plaintext
427 lines
12 KiB
Plaintext
dnl
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dnl This file contains details for non-natives builds.
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dnl
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AC_DEFUN([GLIBCXX_CROSSCONFIG],[
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# Base decisions on target environment.
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case "${host}" in
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arm*-*-symbianelf*)
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# This is a freestanding configuration; there is nothing to do here.
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;;
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*-darwin*)
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# Darwin versions vary, but the linker should work in a cross environment,
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# so we just check for all the features here.
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# Check for available headers.
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AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h machine/endian.h \
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machine/param.h sys/machine.h fp.h locale.h float.h inttypes.h gconv.h \
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sys/types.h])
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GLIBCXX_CHECK_COMPILER_FEATURES
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# Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
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GLIBCXX_CHECK_MATH_SUPPORT
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GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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GLIBCXX_CHECK_STDLIB_SUPPORT
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# For showmanyc_helper().
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AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
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GLIBCXX_CHECK_POLL
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GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
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# For xsputn_2().
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AC_CHECK_HEADERS(sys/uio.h)
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GLIBCXX_CHECK_WRITEV
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AC_DEFINE(HAVE_LC_MESSAGES)
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AC_TRY_COMPILE(
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[#include <setjmp.h>],
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[sigjmp_buf env;
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while (! sigsetjmp (env, 1))
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siglongjmp (env, 1);
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],
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[AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available.])])
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AC_DEFINE(HAVE_MMAP)
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;;
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*djgpp)
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AC_CHECK_HEADERS([float.h ieeefp.h inttypes.h locale.h \
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memory.h stdint.h stdlib.h strings.h string.h unistd.h \
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wchar.h wctype.h machine/endian.h sys/ioctl.h sys/param.h \
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sys/resource.h sys/stat.h sys/time.h sys/types.h sys/uio.h])
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GLIBCXX_CHECK_COMPILER_FEATURES
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_MATH_SUPPORT
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GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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GLIBCXX_CHECK_STDLIB_SUPPORT
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GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
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AC_DEFINE(HAVE_WRITEV)
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;;
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*-freebsd*)
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AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
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machine/endian.h machine/param.h sys/machine.h sys/types.h \
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fp.h locale.h float.h inttypes.h sys/resource.h sys/stat.h \
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sys/time.h unistd.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_LC_MESSAGES)
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AC_DEFINE(HAVE_GETPAGESIZE)
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AC_DEFINE(HAVE_SETENV)
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AC_DEFINE(HAVE_SIGSETJMP)
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_FINITEF)
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AC_DEFINE(HAVE_FINITE)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_HYPOT)
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AC_DEFINE(HAVE_HYPOTF)
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AC_DEFINE(HAVE_ISINF)
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AC_DEFINE(HAVE_ISNAN)
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AC_DEFINE(HAVE_ISNANF)
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AC_DEFINE(HAVE_MMAP)
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AC_DEFINE(HAVE_ACOSF)
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AC_DEFINE(HAVE_ASINF)
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AC_DEFINE(HAVE_ATAN2F)
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AC_DEFINE(HAVE_ATANF)
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AC_DEFINE(HAVE_CEILF)
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_COSF)
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AC_DEFINE(HAVE_COSHF)
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AC_DEFINE(HAVE_EXPF)
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AC_DEFINE(HAVE_FABSF)
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AC_DEFINE(HAVE_FLOORF)
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AC_DEFINE(HAVE_FMODF)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_LDEXPF)
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AC_DEFINE(HAVE_LOG10F)
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AC_DEFINE(HAVE_LOGF)
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AC_DEFINE(HAVE_MODFF)
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AC_DEFINE(HAVE_POWF)
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AC_DEFINE(HAVE_SINF)
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AC_DEFINE(HAVE_SINHF)
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AC_DEFINE(HAVE_SQRTF)
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AC_DEFINE(HAVE_TANF)
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AC_DEFINE(HAVE_TANHF)
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if test x"long_double_math_on_this_cpu" = x"yes"; then
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AC_DEFINE(HAVE_FINITEL)
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AC_DEFINE(HAVE_ISINFL)
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AC_DEFINE(HAVE_ISNANL)
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fi
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;;
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*-hpux*)
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AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
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machine/endian.h machine/param.h sys/machine.h sys/types.h \
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fp.h locale.h float.h inttypes.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_HYPOT)
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case "$target" in
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*-hpux10*)
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AC_DEFINE(HAVE_FINITE)
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AC_DEFINE(HAVE_FINITEF)
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AC_DEFINE(HAVE_ISINF)
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AC_DEFINE(HAVE_ISINFF)
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AC_DEFINE(HAVE_ISNAN)
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AC_DEFINE(HAVE_ISNANF)
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;;
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esac
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;;
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*-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-knetbsd*-gnu)
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AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
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machine/endian.h machine/param.h sys/machine.h sys/types.h \
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fp.h float.h endian.h inttypes.h locale.h float.h stdint.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_COMPILER_FEATURES
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_MATH_SUPPORT
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GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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GLIBCXX_CHECK_STDLIB_SUPPORT
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# For LFS.
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AC_DEFINE(HAVE_INT64_T)
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case "$target" in
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*-uclinux*)
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# Don't enable LFS with uClibc
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;;
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*)
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AC_DEFINE(_GLIBCXX_USE_LFS)
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esac
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# For showmanyc_helper().
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AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
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GLIBCXX_CHECK_POLL
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GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
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# For xsputn_2().
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AC_CHECK_HEADERS(sys/uio.h)
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GLIBCXX_CHECK_WRITEV
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;;
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*-mingw32*)
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AC_CHECK_HEADERS([sys/types.h locale.h float.h])
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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;;
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*-netbsd*)
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AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
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machine/endian.h machine/param.h sys/machine.h sys/types.h \
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fp.h locale.h float.h inttypes.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_FINITEF)
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AC_DEFINE(HAVE_FINITE)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_HYPOTF)
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AC_DEFINE(HAVE_ISINF)
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AC_DEFINE(HAVE_ISINFF)
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AC_DEFINE(HAVE_ISNAN)
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AC_DEFINE(HAVE_ISNANF)
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if test x"long_double_math_on_this_cpu" = x"yes"; then
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AC_DEFINE(HAVE_FINITEL)
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AC_DEFINE(HAVE_ISINFL)
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AC_DEFINE(HAVE_ISNANL)
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fi
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;;
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*-netware)
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AC_CHECK_HEADERS([nan.h ieeefp.h sys/isa_defs.h sys/machine.h \
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sys/types.h locale.h float.h inttypes.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_HYPOT)
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AC_DEFINE(HAVE_ISINF)
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AC_DEFINE(HAVE_ISNAN)
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# For showmanyc_helper().
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AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
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GLIBCXX_CHECK_POLL
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GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
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# For xsputn_2().
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AC_CHECK_HEADERS(sys/uio.h)
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GLIBCXX_CHECK_WRITEV
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;;
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*-qnx6.1* | *-qnx6.2*)
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_COSF)
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AC_DEFINE(HAVE_COSL)
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AC_DEFINE(HAVE_COSHF)
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AC_DEFINE(HAVE_COSHL)
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AC_DEFINE(HAVE_LOGF)
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AC_DEFINE(HAVE_LOGL)
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AC_DEFINE(HAVE_LOG10F)
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AC_DEFINE(HAVE_LOG10L)
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AC_DEFINE(HAVE_SINF)
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AC_DEFINE(HAVE_SINL)
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AC_DEFINE(HAVE_SINHF)
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AC_DEFINE(HAVE_SINHL)
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;;
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*-solaris*)
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case "$target" in
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# *-solaris2.5)
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# os_include_dir="os/solaris/solaris2.5"
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# ;;
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# *-solaris2.6)
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# os_include_dir="os/solaris/solaris2.6"
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# ;;
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*-solaris2.7 | *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
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AC_DEFINE(HAVE_GETPAGESIZE)
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AC_DEFINE(HAVE_SIGSETJMP)
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AC_DEFINE(HAVE_MBSTATE_T)
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AC_DEFINE(HAVE_POLL)
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AC_DEFINE(HAVE_S_ISREG)
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AC_DEFINE(HAVE_LC_MESSAGES)
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AC_DEFINE(HAVE_FINITE)
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AC_DEFINE(HAVE_FPCLASS)
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AC_DEFINE(HAVE_GETPAGESIZE)
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AC_DEFINE(HAVE_NL_LANGINFO)
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AC_DEFINE(HAVE_ICONV)
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AC_DEFINE(HAVE_ICONV_CLOSE)
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AC_DEFINE(HAVE_ICONV_OPEN)
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# Look for the pieces required for wchar_t support in order to
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# get all the right HAVE_* macros defined.
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GLIBCXX_CHECK_ICONV_SUPPORT
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# All of the dependencies for wide character support are here, so
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# turn it on. This requires some syncronization with the
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# GLIBCXX_CHECK_ICONV_SUPPORT in acinclude.m4
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AC_DEFINE(_GLIBCXX_USE_WCHAR_T)
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# Are these tested for even when cross?
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AC_DEFINE(HAVE_FLOAT_H)
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AC_DEFINE(HAVE_IEEEFP_H)
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AC_DEFINE(HAVE_INTTYPES_H)
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AC_DEFINE(HAVE_LOCALE_H)
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AC_DEFINE(HAVE_NAN_H)
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AC_DEFINE(HAVE_SYS_FILIO_H)
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AC_DEFINE(HAVE_SYS_IOCTL_H)
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AC_DEFINE(HAVE_SYS_ISA_DEFS_H)
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AC_DEFINE(HAVE_SYS_RESOURCE_H)
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AC_DEFINE(HAVE_SYS_TIME_H)
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AC_DEFINE(HAVE_SYS_TYPES_H)
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AC_DEFINE(HAVE_UNISTD_H)
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AC_DEFINE(HAVE_WCHAR_H)
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AC_DEFINE(HAVE_WCTYPE_H)
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AC_DEFINE(HAVE_LIBM)
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;;
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esac
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case "$target" in
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sparc*-*-solaris2.8 | sparc*-*-solaris2.9 | sparc*-*-solaris2.10)
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# I saw these on sparc-sun-solaris2.8, but not 2.6, and not on i386
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AC_DEFINE(HAVE___BUILTIN_ABS)
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AC_DEFINE(HAVE___BUILTIN_LABS)
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AC_DEFINE(HAVE___BUILTIN_FABS)
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AC_DEFINE(HAVE___BUILTIN_FABSF)
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AC_DEFINE(HAVE___BUILTIN_FABSL)
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AC_DEFINE(HAVE___BUILTIN_COS)
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AC_DEFINE(HAVE___BUILTIN_COSF)
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AC_DEFINE(HAVE___BUILTIN_SIN)
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AC_DEFINE(HAVE___BUILTIN_SINF)
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;;
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esac
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case "$target" in
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*-*-solaris2.10)
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# These two C99 functions are present only in Solaris >= 10
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AC_DEFINE(HAVE_STRTOF)
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AC_DEFINE(HAVE_STRTOLD)
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;;
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esac
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AC_DEFINE(HAVE_MMAP)
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_ISNAN)
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AC_DEFINE(HAVE_ISNANF)
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AC_DEFINE(HAVE_MODFF)
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AC_DEFINE(HAVE_HYPOT)
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;;
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*-tpf)
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AC_CHECK_HEADERS([nan.h endian.h machine/endian.h \
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sys/param.h sys/types.h locale.h float.h inttypes.h])
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SECTION_FLAGS='-ffunction-sections -fdata-sections'
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AC_SUBST(SECTION_FLAGS)
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GLIBCXX_CHECK_LINKER_FEATURES
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GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
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GLIBCXX_CHECK_ICONV_SUPPORT
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_FINITE)
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AC_DEFINE(HAVE_FINITEF)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_HYPOTF)
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AC_DEFINE(HAVE_ISINF)
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AC_DEFINE(HAVE_ISINFF)
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AC_DEFINE(HAVE_ISNAN)
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AC_DEFINE(HAVE_ISNANF)
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AC_DEFINE(HAVE_SINCOS)
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AC_DEFINE(HAVE_SINCOSF)
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if test x"long_double_math_on_this_cpu" = x"yes"; then
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AC_DEFINE(HAVE_FINITEL)
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AC_DEFINE(HAVE_HYPOTL)
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AC_DEFINE(HAVE_ISINFL)
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AC_DEFINE(HAVE_ISNANL)
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fi
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;;
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*-vxworks)
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AC_DEFINE(HAVE_MMAP)
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AC_DEFINE(HAVE_ACOSF)
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AC_DEFINE(HAVE_ASINF)
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AC_DEFINE(HAVE_ATAN2F)
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AC_DEFINE(HAVE_ATANF)
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AC_DEFINE(HAVE_CEILF)
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AC_DEFINE(HAVE_COSF)
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AC_DEFINE(HAVE_COSHF)
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AC_DEFINE(HAVE_EXPF)
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AC_DEFINE(HAVE_FABSF)
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AC_DEFINE(HAVE_FLOORF)
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AC_DEFINE(HAVE_FMODF)
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AC_DEFINE(HAVE_HYPOT)
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AC_DEFINE(HAVE_LOG10F)
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AC_DEFINE(HAVE_LOGF)
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AC_DEFINE(HAVE_POWF)
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AC_DEFINE(HAVE_SINF)
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AC_DEFINE(HAVE_SINHF)
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AC_DEFINE(HAVE_SQRTF)
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AC_DEFINE(HAVE_TANF)
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AC_DEFINE(HAVE_TANHF)
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;;
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*-windiss*)
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AC_DEFINE(HAVE_ACOSF)
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AC_DEFINE(HAVE_ACOSL)
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AC_DEFINE(HAVE_ASINF)
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AC_DEFINE(HAVE_ASINL)
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AC_DEFINE(HAVE_ATAN2F)
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AC_DEFINE(HAVE_ATAN2L)
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AC_DEFINE(HAVE_ATANF)
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AC_DEFINE(HAVE_ATANL)
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AC_DEFINE(HAVE_CEILF)
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AC_DEFINE(HAVE_CEILL)
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AC_DEFINE(HAVE_COPYSIGN)
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AC_DEFINE(HAVE_COPYSIGNF)
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AC_DEFINE(HAVE_COSF)
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AC_DEFINE(HAVE_COSL)
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AC_DEFINE(HAVE_COSHF)
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AC_DEFINE(HAVE_COSHL)
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AC_DEFINE(HAVE_EXPF)
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AC_DEFINE(HAVE_EXPL)
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AC_DEFINE(HAVE_FABSF)
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AC_DEFINE(HAVE_FABSL)
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AC_DEFINE(HAVE_FLOORF)
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AC_DEFINE(HAVE_FLOORL)
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AC_DEFINE(HAVE_FMODF)
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AC_DEFINE(HAVE_FMODL)
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AC_DEFINE(HAVE_FREXPF)
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AC_DEFINE(HAVE_FREXPL)
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AC_DEFINE(HAVE_LDEXPF)
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AC_DEFINE(HAVE_LDEXPL)
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AC_DEFINE(HAVE_LOG10F)
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AC_DEFINE(HAVE_LOG10L)
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AC_DEFINE(HAVE_LOGF)
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AC_DEFINE(HAVE_MODFF)
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AC_DEFINE(HAVE_MODFL)
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AC_DEFINE(HAVE_POWF)
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AC_DEFINE(HAVE_POWL)
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AC_DEFINE(HAVE_SINF)
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AC_DEFINE(HAVE_SINL)
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AC_DEFINE(HAVE_SINHF)
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AC_DEFINE(HAVE_SINHL)
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AC_DEFINE(HAVE_SQRTF)
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AC_DEFINE(HAVE_SQRTL)
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AC_DEFINE(HAVE_TANF)
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AC_DEFINE(HAVE_TANL)
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AC_DEFINE(HAVE_TANHF)
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AC_DEFINE(HAVE_TANHL)
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;;
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*)
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AC_MSG_ERROR([No support for this host/target combination.])
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;;
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esac
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])
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