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gcc/libstdc++-v3/crossconfig.m4
Seongbae Park b9b38620f0 crossconfig.m4: Add missing header checks, C99 TR1 check, and sigsetjmp check. 
2008-01-14  Seongbae Park <seongbae.park@gmail.com>

	* crossconfig.m4: Add missing header checks, C99 TR1 check,
	and sigsetjmp check.

From-SVN: r131537
2008-01-15 00:15:43 +00:00

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dnl
dnl This file contains details for non-native builds.
dnl
AC_DEFUN([GLIBCXX_CROSSCONFIG],[
# Base decisions on target environment.
case "${host}" in
arm*-*-symbianelf*)
# 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.
# Check for available headers.
AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h machine/endian.h \
machine/param.h sys/machine.h fp.h locale.h float.h inttypes.h gconv.h \
sys/types.h])
# Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
GLIBCXX_CHECK_MATH_SUPPORT
GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
GLIBCXX_CHECK_STDLIB_SUPPORT
# For showmanyc_helper().
AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
GLIBCXX_CHECK_POLL
GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
# For xsputn_2().
AC_CHECK_HEADERS(sys/uio.h)
GLIBCXX_CHECK_WRITEV
AC_DEFINE(HAVE_LC_MESSAGES)
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.])])
AC_DEFINE(HAVE_MMAP)
;;
*djgpp)
AC_CHECK_HEADERS([float.h ieeefp.h inttypes.h locale.h \
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_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)
;;
*-freebsd*)
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 locale.h float.h inttypes.h sys/resource.h sys/stat.h \
sys/time.h unistd.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_LC_MESSAGES)
AC_DEFINE(HAVE_GETPAGESIZE)
AC_DEFINE(HAVE_SETENV)
AC_DEFINE(HAVE_SIGSETJMP)
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITEF)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_HYPOT)
AC_DEFINE(HAVE_HYPOTF)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
AC_DEFINE(HAVE_MMAP)
AC_DEFINE(HAVE_ACOSF)
AC_DEFINE(HAVE_ASINF)
AC_DEFINE(HAVE_ATAN2F)
AC_DEFINE(HAVE_ATANF)
AC_DEFINE(HAVE_CEILF)
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSHF)
AC_DEFINE(HAVE_EXPF)
AC_DEFINE(HAVE_FABSF)
AC_DEFINE(HAVE_FLOORF)
AC_DEFINE(HAVE_FMODF)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_LDEXPF)
AC_DEFINE(HAVE_LOG10F)
AC_DEFINE(HAVE_LOGF)
AC_DEFINE(HAVE_MODFF)
AC_DEFINE(HAVE_POWF)
AC_DEFINE(HAVE_SINF)
AC_DEFINE(HAVE_SINHF)
AC_DEFINE(HAVE_SQRTF)
AC_DEFINE(HAVE_TANF)
AC_DEFINE(HAVE_TANHF)
if test x"long_double_math_on_this_cpu" = x"yes"; then
AC_DEFINE(HAVE_FINITEL)
AC_DEFINE(HAVE_ISINFL)
AC_DEFINE(HAVE_ISNANL)
fi
;;
*-hpux*)
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 locale.h float.h inttypes.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_HYPOT)
case "$target" in
*-hpux10*)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FINITEF)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISINFF)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
;;
esac
;;
*-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 \
sys/ipc.h sys/sem.h gconf.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
# For LFS.
AC_DEFINE(HAVE_INT64_T)
GLIBCXX_CHECK_LFS
# For showmanyc_helper().
AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
GLIBCXX_CHECK_POLL
GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
# 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])
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
;;
*-netbsd*)
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 locale.h float.h inttypes.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITEF)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_HYPOTF)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISINFF)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
if test x"long_double_math_on_this_cpu" = x"yes"; then
AC_DEFINE(HAVE_FINITEL)
AC_DEFINE(HAVE_ISINFL)
AC_DEFINE(HAVE_ISNANL)
fi
;;
*-netware)
AC_CHECK_HEADERS([nan.h ieeefp.h sys/isa_defs.h sys/machine.h \
sys/types.h locale.h float.h inttypes.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_HYPOT)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISNAN)
# For showmanyc_helper().
AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
GLIBCXX_CHECK_POLL
GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
# For xsputn_2().
AC_CHECK_HEADERS(sys/uio.h)
GLIBCXX_CHECK_WRITEV
;;
*-qnx6.1* | *-qnx6.2*)
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSL)
AC_DEFINE(HAVE_COSHF)
AC_DEFINE(HAVE_COSHL)
AC_DEFINE(HAVE_LOGF)
AC_DEFINE(HAVE_LOGL)
AC_DEFINE(HAVE_LOG10F)
AC_DEFINE(HAVE_LOG10L)
AC_DEFINE(HAVE_SINF)
AC_DEFINE(HAVE_SINL)
AC_DEFINE(HAVE_SINHF)
AC_DEFINE(HAVE_SINHL)
;;
*-solaris*)
case "$target" in
# *-solaris2.5)
# os_include_dir="os/solaris/solaris2.5"
# ;;
# *-solaris2.6)
# os_include_dir="os/solaris/solaris2.6"
# ;;
*-solaris2.7 | *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
GLIBCXX_CHECK_LINKER_FEATURES
AC_DEFINE(HAVE_GETPAGESIZE)
AC_DEFINE(HAVE_SIGSETJMP)
AC_DEFINE(HAVE_MBSTATE_T)
AC_DEFINE(HAVE_POLL)
AC_DEFINE(HAVE_S_ISREG)
AC_DEFINE(HAVE_LC_MESSAGES)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FPCLASS)
AC_DEFINE(HAVE_GETPAGESIZE)
# All of the dependencies for wide character support are here, so
# turn it on.
AC_DEFINE(_GLIBCXX_USE_WCHAR_T)
# Are these tested for even when cross?
AC_DEFINE(HAVE_FLOAT_H)
AC_DEFINE(HAVE_IEEEFP_H)
AC_DEFINE(HAVE_INTTYPES_H)
AC_DEFINE(HAVE_LOCALE_H)
AC_DEFINE(HAVE_NAN_H)
AC_DEFINE(HAVE_SYS_FILIO_H)
AC_DEFINE(HAVE_SYS_IOCTL_H)
AC_DEFINE(HAVE_SYS_ISA_DEFS_H)
AC_DEFINE(HAVE_SYS_RESOURCE_H)
AC_DEFINE(HAVE_SYS_TIME_H)
AC_DEFINE(HAVE_SYS_TYPES_H)
AC_DEFINE(HAVE_UNISTD_H)
AC_DEFINE(HAVE_WCHAR_H)
AC_DEFINE(HAVE_WCTYPE_H)
AC_DEFINE(HAVE_LIBM)
;;
esac
case "$target" in
sparc*-*-solaris2.8 | sparc*-*-solaris2.9 | sparc*-*-solaris2.10)
# I saw these on sparc-sun-solaris2.8, but not 2.6, and not on i386
AC_DEFINE(HAVE___BUILTIN_ABS)
AC_DEFINE(HAVE___BUILTIN_LABS)
AC_DEFINE(HAVE___BUILTIN_FABS)
AC_DEFINE(HAVE___BUILTIN_FABSF)
AC_DEFINE(HAVE___BUILTIN_FABSL)
AC_DEFINE(HAVE___BUILTIN_COS)
AC_DEFINE(HAVE___BUILTIN_COSF)
AC_DEFINE(HAVE___BUILTIN_SIN)
AC_DEFINE(HAVE___BUILTIN_SINF)
;;
esac
case "$target" in
*-*-solaris2.10)
# These two C99 functions are present only in Solaris >= 10
AC_DEFINE(HAVE_STRTOF)
AC_DEFINE(HAVE_STRTOLD)
;;
esac
AC_DEFINE(HAVE_MMAP)
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
AC_DEFINE(HAVE_MODFF)
AC_DEFINE(HAVE_HYPOT)
;;
*-tpf)
AC_CHECK_HEADERS([nan.h endian.h machine/endian.h \
sys/param.h sys/types.h locale.h float.h inttypes.h])
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FINITEF)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_HYPOTF)
AC_DEFINE(HAVE_ISINF)
AC_DEFINE(HAVE_ISINFF)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
AC_DEFINE(HAVE_SINCOS)
AC_DEFINE(HAVE_SINCOSF)
if test x"long_double_math_on_this_cpu" = x"yes"; then
AC_DEFINE(HAVE_FINITEL)
AC_DEFINE(HAVE_HYPOTL)
AC_DEFINE(HAVE_ISINFL)
AC_DEFINE(HAVE_ISNANL)
fi
;;
*-vxworks)
AC_DEFINE(HAVE_MMAP)
AC_DEFINE(HAVE_ACOSF)
AC_DEFINE(HAVE_ASINF)
AC_DEFINE(HAVE_ATAN2F)
AC_DEFINE(HAVE_ATANF)
AC_DEFINE(HAVE_CEILF)
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSHF)
AC_DEFINE(HAVE_EXPF)
AC_DEFINE(HAVE_FABSF)
AC_DEFINE(HAVE_FLOORF)
AC_DEFINE(HAVE_FMODF)
AC_DEFINE(HAVE_HYPOT)
AC_DEFINE(HAVE_LOG10F)
AC_DEFINE(HAVE_LOGF)
AC_DEFINE(HAVE_POWF)
AC_DEFINE(HAVE_SINF)
AC_DEFINE(HAVE_SINHF)
AC_DEFINE(HAVE_SQRTF)
AC_DEFINE(HAVE_TANF)
AC_DEFINE(HAVE_TANHF)
;;
*-windiss*)
AC_DEFINE(HAVE_ACOSF)
AC_DEFINE(HAVE_ACOSL)
AC_DEFINE(HAVE_ASINF)
AC_DEFINE(HAVE_ASINL)
AC_DEFINE(HAVE_ATAN2F)
AC_DEFINE(HAVE_ATAN2L)
AC_DEFINE(HAVE_ATANF)
AC_DEFINE(HAVE_ATANL)
AC_DEFINE(HAVE_CEILF)
AC_DEFINE(HAVE_CEILL)
AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSL)
AC_DEFINE(HAVE_COSHF)
AC_DEFINE(HAVE_COSHL)
AC_DEFINE(HAVE_EXPF)
AC_DEFINE(HAVE_EXPL)
AC_DEFINE(HAVE_FABSF)
AC_DEFINE(HAVE_FABSL)
AC_DEFINE(HAVE_FLOORF)
AC_DEFINE(HAVE_FLOORL)
AC_DEFINE(HAVE_FMODF)
AC_DEFINE(HAVE_FMODL)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_FREXPL)
AC_DEFINE(HAVE_LDEXPF)
AC_DEFINE(HAVE_LDEXPL)
AC_DEFINE(HAVE_LOG10F)
AC_DEFINE(HAVE_LOG10L)
AC_DEFINE(HAVE_LOGF)
AC_DEFINE(HAVE_MODFF)
AC_DEFINE(HAVE_MODFL)
AC_DEFINE(HAVE_POWF)
AC_DEFINE(HAVE_POWL)
AC_DEFINE(HAVE_SINF)
AC_DEFINE(HAVE_SINL)
AC_DEFINE(HAVE_SINHF)
AC_DEFINE(HAVE_SINHL)
AC_DEFINE(HAVE_SQRTF)
AC_DEFINE(HAVE_SQRTL)
AC_DEFINE(HAVE_TANF)
AC_DEFINE(HAVE_TANL)
AC_DEFINE(HAVE_TANHF)
AC_DEFINE(HAVE_TANHL)
;;
*)
AC_MSG_ERROR([No support for this host/target combination.])
;;
esac
])
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