370 lines
9.8 KiB
Text
370 lines
9.8 KiB
Text
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.
|
|
;;
|
|
|
|
avr*-*-*)
|
|
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_FREXPF)
|
|
AC_DEFINE(HAVE_SQRTF)
|
|
AC_DEFINE(HAVE_HYPOTF)
|
|
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_TANF)
|
|
AC_DEFINE(HAVE_TANHF)
|
|
;;
|
|
|
|
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
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
|
|
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)
|
|
;;
|
|
|
|
*-aix*)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
AC_DEFINE(_GLIBCXX_USE_DEV_RANDOM)
|
|
AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
|
|
# We don't yet support AIX's TLS ABI.
|
|
#GCC_CHECK_TLS
|
|
AM_ICONV
|
|
|
|
AC_DEFINE(HAVE_USELOCALE)
|
|
;;
|
|
|
|
*-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.
|
|
|
|
# Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
|
|
AC_CHECK_FUNCS(uselocale)
|
|
;;
|
|
|
|
*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*)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
AC_DEFINE(HAVE_SETENV)
|
|
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_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_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
|
|
AC_CHECK_FUNCS(__cxa_thread_atexit)
|
|
AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
|
|
AC_CHECK_FUNCS(timespec_get)
|
|
AC_CHECK_FUNCS(sockatmark)
|
|
AC_CHECK_FUNCS(uselocale)
|
|
;;
|
|
|
|
*-fuchsia*)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
;;
|
|
|
|
*-hpux*)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
|
|
# 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_ISINF)
|
|
AC_DEFINE(HAVE_ISINFF)
|
|
AC_DEFINE(HAVE_ISNANF)
|
|
AC_DEFINE(HAVE_FINITE)
|
|
AC_DEFINE(HAVE_FINITEF)
|
|
;;
|
|
esac
|
|
;;
|
|
*-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-cygwin* | *-solaris*)
|
|
GLIBCXX_CHECK_COMPILER_FEATURES
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
AC_DEFINE(_GLIBCXX_USE_DEV_RANDOM)
|
|
AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
|
|
GCC_CHECK_TLS
|
|
AC_CHECK_FUNCS(__cxa_thread_atexit_impl)
|
|
AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
|
|
AC_CHECK_FUNCS(timespec_get)
|
|
AC_CHECK_FUNCS(sockatmark)
|
|
AC_CHECK_FUNCS(uselocale)
|
|
AM_ICONV
|
|
;;
|
|
*-mingw32*)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
|
|
AC_CHECK_FUNCS(_wfopen)
|
|
GCC_CHECK_TLS
|
|
;;
|
|
*-netbsd* | *-openbsd*)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
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
|
|
AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
|
|
AC_CHECK_FUNCS(timespec_get)
|
|
AC_CHECK_FUNCS(sockatmark)
|
|
;;
|
|
*-qnx6.1* | *-qnx6.2*)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
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)
|
|
;;
|
|
*-rtems*)
|
|
GLIBCXX_CHECK_COMPILER_FEATURES
|
|
GLIBCXX_CHECK_LINKER_FEATURES
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
;;
|
|
*-tpf)
|
|
SECTION_FLAGS='-ffunction-sections -fdata-sections'
|
|
SECTION_LDFLAGS='-Wl,--gc-sections $SECTION_LDFLAGS'
|
|
AC_SUBST(SECTION_FLAGS)
|
|
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
|
|
;;
|
|
*-*vms*)
|
|
# Check for available headers.
|
|
# Don't call GLIBCXX_CHECK_LINKER_FEATURES, VMS doesn't have a GNU ld
|
|
GLIBCXX_CHECK_MATH_SUPPORT
|
|
GLIBCXX_CHECK_STDLIB_SUPPORT
|
|
;;
|
|
*-vxworks*)
|
|
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)
|
|
|
|
dnl # Different versions and execution modes implement different
|
|
dnl # subsets of these functions. Instead of hard-coding, test for C
|
|
dnl # declarations in headers. The C primitives could be defined as
|
|
dnl # macros, in which case the tests might fail, and we might have to
|
|
dnl # switch to more elaborate tests.
|
|
GLIBCXX_CHECK_MATH_DECLS([
|
|
acosl asinl atan2l atanl ceill cosl coshl expl fabsl floorl fmodl
|
|
frexpl ldexpl log10l logl modfl powl sinl sinhl sqrtl tanl tanhl hypotl
|
|
ldexpf modff hypotf frexpf])
|
|
dnl # sincosl is the only one missing here, compared with the *l
|
|
dnl # functions in the list guarded by
|
|
dnl # long_double_math_on_this_cpu in configure.ac, right after
|
|
dnl # the expansion of the present macro.
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([No support for this host/target combination.])
|
|
;;
|
|
esac
|
|
])
|
|
|
|
|
|
dnl
|
|
dnl Check to see if the (math function) argument passed is
|
|
dnl declared when using the c compiler
|
|
dnl
|
|
dnl Define HAVE_CARGF etc if "cargf" is declared
|
|
dnl
|
|
dnl argument 1 is name of function to check
|
|
dnl
|
|
dnl ASSUMES argument is a math function
|
|
dnl
|
|
dnl GLIBCXX_CHECK_MATH_DECL
|
|
AC_DEFUN([GLIBCXX_CHECK_MATH_DECL], [
|
|
AC_CACHE_CHECK([for $1 declaration],
|
|
[glibcxx_cv_func_$1_use], [
|
|
AC_LANG_SAVE
|
|
AC_LANG_C
|
|
AC_TRY_COMPILE([
|
|
#include <math.h>
|
|
#ifdef HAVE_IEEEFP_H
|
|
# include <ieeefp.h>
|
|
#endif
|
|
#undef $1
|
|
], [
|
|
void (*f)(void) = (void (*)(void))$1;
|
|
], [glibcxx_cv_func_$1_use=yes
|
|
], [glibcxx_cv_func_$1_use=no])])
|
|
if test "x$glibcxx_cv_func_$1_use" = xyes; then
|
|
AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$1]))
|
|
fi
|
|
])
|
|
|
|
dnl
|
|
dnl Check to see whether multiple math functions are
|
|
dnl declared when using the c compiler
|
|
dnl
|
|
dnl Define HAVE_CARGF HAVE_POWL etc if "cargf" and "powl"
|
|
dnl are declared
|
|
dnl
|
|
dnl argument 1 is a word list naming function to check
|
|
dnl
|
|
dnl ASSUMES arguments are math functions
|
|
dnl
|
|
dnl GLIBCXX_CHECK_MATH_DECLS
|
|
AC_DEFUN([GLIBCXX_CHECK_MATH_DECLS], [
|
|
m4_foreach_w([glibcxx_func], [$1], [
|
|
GLIBCXX_CHECK_MATH_DECL(glibcxx_func)
|
|
])
|
|
])
|