dnl
-dnl This file contains stuff.
+dnl This file contains details for non-native builds.
dnl
+AC_DEFUN([GLIBCXX_CROSSCONFIG],[
# Base decisions on target environment.
case "${host}" in
- *-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])
+ 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.
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_COMPILER_FEATURES
- # Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
+ GLIBCXX_CHECK_LINKER_FEATURES
GLIBCXX_CHECK_MATH_SUPPORT
- GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
- GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_WCHAR_T_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
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISINF)
- # For xsputn_2().
- AC_CHECK_HEADERS(sys/uio.h)
- GLIBCXX_CHECK_WRITEV
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_MODF)
+ AC_DEFINE(HAVE_SQRTF)
+ ;;
- AC_DEFINE(HAVE_LC_MESSAGES)
+ *-aix*)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
+ # We don't yet support AIX's TLS ABI.
+ #GCC_CHECK_TLS
+ AM_ICONV
+ ;;
- 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.])])
+ *-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_DEFINE(HAVE_MMAP)
+ # Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ ;;
+
+ *djgpp)
+ # GLIBCXX_CHECK_MATH_SUPPORT
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_HYPOT)
;;
*-freebsd*)
- #os_include_dir="os/bsd/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
- GLIBCXX_CHECK_WCHAR_T_SUPPORT
- AC_DEFINE(HAVE_LC_MESSAGES)
- AC_DEFINE(HAVE_LRAND48)
- 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_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)
fi
;;
*-hpux*)
- #os_include_dir="os/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
- GLIBCXX_CHECK_WCHAR_T_SUPPORT
- AC_DEFINE(HAVE_COPYSIGN)
- AC_DEFINE(HAVE_COPYSIGNF)
- AC_DEFINE(HAVE_FREXPF)
+
+ # GLIBCXX_CHECK_MATH_SUPPORT
+ AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ACOSF)
+ AC_DEFINE(HAVE_ASINF)
+ AC_DEFINE(HAVE_ATANF)
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+ AC_DEFINE(HAVE_EXPF)
+ AC_DEFINE(HAVE_ATAN2F)
+ AC_DEFINE(HAVE_FABSF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_MODF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SQRTF)
+
+ # GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(HAVE_STRTOLD)
+
+ GCC_CHECK_TLS
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)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
;;
esac
;;
- *-linux* | *-uclinux* | *-gnu*)
- #os_include_dir="os/gnu-linux"
- 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)
+ *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-knetbsd*-gnu)
+ GLIBCXX_CHECK_COMPILER_FEATURES
GLIBCXX_CHECK_LINKER_FEATURES
- GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_WCHAR_T_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
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
+ GCC_CHECK_TLS
+ AM_ICONV
;;
*-mingw32*)
- #os_include_dir="os/mingw32"
- AC_CHECK_HEADERS([sys/types.h locale.h float.h])
GLIBCXX_CHECK_LINKER_FEATURES
- GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_WCHAR_T_SUPPORT
+ GLIBCXX_CHECK_MATH_SUPPORT
+ GLIBCXX_CHECK_STDLIB_SUPPORT
;;
*-netbsd*)
- #os_include_dir="os/bsd/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
- GLIBCXX_CHECK_WCHAR_T_SUPPORT
- AC_DEFINE(HAVE_COPYSIGN)
- AC_DEFINE(HAVE_COPYSIGNF)
AC_DEFINE(HAVE_FINITEF)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FREXPF)
AC_DEFINE(HAVE_ISNANL)
fi
;;
+ *-netware)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ AC_DEFINE(HAVE_HYPOT)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISNAN)
+ ;;
*-qnx6.1* | *-qnx6.2*)
- #os_include_dir="os/qnx/qnx6.1"
SECTION_FLAGS='-ffunction-sections -fdata-sections'
AC_SUBST(SECTION_FLAGS)
GLIBCXX_CHECK_LINKER_FEATURES
- GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCXX_CHECK_WCHAR_T_SUPPORT
AC_DEFINE(HAVE_COSF)
AC_DEFINE(HAVE_COSL)
AC_DEFINE(HAVE_COSHF)
;;
*-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)
- AC_DEFINE(HAVE_GETPAGESIZE)
- AC_DEFINE(HAVE_SIGSETJMP)
+ *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
+ GLIBCXX_CHECK_LINKER_FEATURES
AC_DEFINE(HAVE_MBSTATE_T)
- AC_DEFINE(HAVE_POLL)
- AC_DEFINE(HAVE_S_ISREG)
- AC_DEFINE(HAVE_LC_MESSAGES)
- AC_DEFINE(HAVE_BTOWC)
- AC_DEFINE(HAVE_DRAND48)
- AC_DEFINE(HAVE_FGETWC)
- AC_DEFINE(HAVE_FGETWS)
AC_DEFINE(HAVE_FINITE)
AC_DEFINE(HAVE_FPCLASS)
- AC_DEFINE(HAVE_FPUTWC)
- AC_DEFINE(HAVE_FPUTWS)
- AC_DEFINE(HAVE_FWIDE)
- AC_DEFINE(HAVE_FWPRINTF)
- AC_DEFINE(HAVE_FWSCANF)
- AC_DEFINE(HAVE_GETPAGESIZE)
- AC_DEFINE(HAVE_GETWC)
- AC_DEFINE(HAVE_GETWCHAR)
- AC_DEFINE(HAVE_ISATTY)
- AC_DEFINE(HAVE_MBRLEN)
- AC_DEFINE(HAVE_MBRTOWC)
- AC_DEFINE(HAVE_MBSINIT)
- AC_DEFINE(HAVE_MBSRTOWCS)
- AC_DEFINE(HAVE_NL_LANGINFO)
- AC_DEFINE(HAVE_PUTWC)
- AC_DEFINE(HAVE_PUTWCHAR)
- AC_DEFINE(HAVE_SWPRINTF)
- AC_DEFINE(HAVE_SWSCANF)
- AC_DEFINE(HAVE_UNGETWC)
- AC_DEFINE(HAVE_VFWPRINTF)
- AC_DEFINE(HAVE_VSWPRINTF)
- AC_DEFINE(HAVE_VWPRINTF)
- AC_DEFINE(HAVE_WCRTOMB)
- AC_DEFINE(HAVE_WCSCAT)
- AC_DEFINE(HAVE_WCSCHR)
- AC_DEFINE(HAVE_WCSCMP)
- AC_DEFINE(HAVE_WCSCOLL)
- AC_DEFINE(HAVE_WCSCPY)
- AC_DEFINE(HAVE_WCSCSPN)
- AC_DEFINE(HAVE_WCSFTIME)
- AC_DEFINE(HAVE_WCSLEN)
- AC_DEFINE(HAVE_WCSNCAT)
- AC_DEFINE(HAVE_WCSNCMP)
- AC_DEFINE(HAVE_WCSNCPY)
- AC_DEFINE(HAVE_WCSPBRK)
- AC_DEFINE(HAVE_WCSRCHR)
- AC_DEFINE(HAVE_WCSRTOMBS)
- AC_DEFINE(HAVE_WCSSPN)
- AC_DEFINE(HAVE_WCSSTR)
- AC_DEFINE(HAVE_WCSTOD)
- AC_DEFINE(HAVE_WCSTOK)
- AC_DEFINE(HAVE_WCSTOL)
- AC_DEFINE(HAVE_WCSTOUL)
- AC_DEFINE(HAVE_WCSXFRM)
- AC_DEFINE(HAVE_WCTOB)
- AC_DEFINE(HAVE_WMEMCHR)
- AC_DEFINE(HAVE_WMEMCMP)
- AC_DEFINE(HAVE_WMEMCPY)
- AC_DEFINE(HAVE_WMEMMOVE)
- AC_DEFINE(HAVE_WMEMSET)
- AC_DEFINE(HAVE_WPRINTF)
- AC_DEFINE(HAVE_WSCANF)
- 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_WCHAR_T_SUPPORT
# All of the dependencies for wide character support are here, so
- # turn it on. This requires some syncronization with the
- # GLIBCXX_CHECK_WCHAR_T_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_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)
- ;;
+ *-*-solaris2.10)
+ # These two C99 functions are present only in Solaris >= 10
+ AC_DEFINE(HAVE_STRTOF)
+ AC_DEFINE(HAVE_STRTOLD)
+ ;;
esac
- AC_DEFINE(HAVE_STRTOF)
- AC_DEFINE(HAVE_STRTOLD)
- AC_DEFINE(HAVE_MMAP)
- AC_DEFINE(HAVE_COPYSIGN)
AC_DEFINE(HAVE_ISNAN)
AC_DEFINE(HAVE_ISNANF)
AC_DEFINE(HAVE_MODFF)
AC_DEFINE(HAVE_HYPOT)
;;
- *-windiss*)
- #os_include_dir="os/windiss"
+ *-tpf)
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCXX_CHECK_LINKER_FEATURES
+ 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_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_HYPOT)
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_MSG_ERROR([No support for this host/target combination.])
;;
esac
-
+])