AC_ARG_WITH(cross-host,
[ --with-cross-host=HOST configuring with a cross compiler])
+# Runs configure.host and configure.target. Have to run this before
+# the GLIBCPP_ENABLE_* macros below.
GLIBCPP_CONFIGURE(.)
+
AC_LIBTOOL_DLOPEN
AM_PROG_LIBTOOL
AC_SUBST(enable_shared)
# Enable all the crazy c++ stuff. C_MBCHAR must come early.
GLIBCPP_ENABLE_DEBUG($USE_MAINTAINER_MODE)
-GLIBCPP_ENABLE_C_MBCHAR([yes])
GLIBCPP_ENABLE_CSTDIO
+GLIBCPP_ENABLE_C_MBCHAR([yes])
GLIBCPP_ENABLE_LONG_LONG([yes])
GLIBCPP_ENABLE_SHADOW([no])
GLIBCPP_ENABLE_THREADS
GLIBCPP_ENABLE_ATOMICITY
GLIBCPP_ENABLE_CXX_FLAGS([none])
-
if test -n "$with_cross_host"; then
# We are being configured with a cross compiler. AC_REPLACE_FUNCS
# may not work correctly, because the compiler may not be able to
# link executables.
-
xcompiling=1
NATIVE=no
+
# If Canadian cross, then don't pick up tools from the build
# directory.
- if test "$build" != "$with_cross_host"; then
+ if test x"$build" != x"$with_cross_host" && x"$build" != x"$target"; then
CANADIAN=yes
NULL_TARGET=yes
else
fi
case "$target_alias" in
- *-wince-*)
- # Configure for Microsoft Windows CE, or whatever they are
- # currently calling it.
- AC_DEFINE(HAVE_FLOAT_H)
-
- AC_DEFINE(HAVE__FINITE)
- AC_DEFINE(HAVE__ISNAN)
- AC_DEFINE(HAVE__COPYSIGN)
- AC_DEFINE(HAVE__FPCLASS)
- AC_DEFINE(HAVE_MODF)
-
- ctype_include_dir="config/os/wince"
- AC_LINK_FILES($ctype_include_dir/bits/ctype_base.h,
- include/bits/ctype_base.h)
- AC_LINK_FILES($ctype_include_dir/bits/ctype_inline.h, \
- include/bits/ctype_inline.h)
- AC_LINK_FILES($ctype_include_dir/bits/ctype_noninline.h, \
- include/bits/ctype_noninline.h)
-
-
- AC_DEFINE(_GLIBCPP_NEED_MBSTATE_T)
-
- AC_DEFINE(_GLIBCPP_BUGGY_FLOAT_COMPLEX)
- AC_DEFINE(_GLIBCPP_BUGGY_COMPLEX)
+ *-linux-*)
+ # Construct linux crosses by hand, eliminating bits that need ld...
+ # 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])
+
+ # GLIBCPP_CHECK_COMPILER_FEATURES
+ WFMT_FLAGS='-fdiagnostics-show-location=once'
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(WFMT_FLAGS)
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCPP_CHECK_LINKER_FEATURES
+ # GLIBCPP_CHECK_BUILTIN_MATH_SUPPORT
+ # GLIBCPP_CHECK_MATH_SUPPORT
+ 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_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FLOORF)
+ AC_DEFINE(HAVE_FMODF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ AC_DEFINE(HAVE_LDEXPF)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_MODFF)
+ AC_DEFINE(HAVE_POWF)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_SINCOSF)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_SQRTF)
+ AC_DEFINE(HAVE_TANF)
+ AC_DEFINE(HAVE_TANHF)
+
+ # At some point, we should differentiate between architectures
+ # like x86, which have long double versions, and alpha/powerpc/etc.,
+ # which don't. For the time being, punt.
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_ACOSL)
+ AC_DEFINE(HAVE_ASINL)
+ AC_DEFINE(HAVE_ATAN2L)
+ AC_DEFINE(HAVE_ATANL)
+ AC_DEFINE(HAVE_CEILL)
+ AC_DEFINE(HAVE_COPYSIGNL)
+ AC_DEFINE(HAVE_COSL)
+ AC_DEFINE(HAVE_COSHL)
+ AC_DEFINE(HAVE_EXPL)
+ AC_DEFINE(HAVE_FABSL)
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_FLOORL)
+ AC_DEFINE(HAVE_FMODL)
+ AC_DEFINE(HAVE_FREXPL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ AC_DEFINE(HAVE_LDEXPL)
+ AC_DEFINE(HAVE_LOG10L)
+ AC_DEFINE(HAVE_LOGL)
+ AC_DEFINE(HAVE_MODFL)
+ AC_DEFINE(HAVE_POWL)
+ AC_DEFINE(HAVE_SINCOSL)
+ AC_DEFINE(HAVE_SINL)
+ AC_DEFINE(HAVE_SINHL)
+ AC_DEFINE(HAVE_SQRTL)
+ AC_DEFINE(HAVE_TANL)
+ AC_DEFINE(HAVE_TANHL)
+ fi
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_COMPLEX_MATH_COMPILER_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ # GLIBCPP_CHECK_CTYPE_SUPPORT
+ ctype_include_dir="config/os/gnu-linux"
+ # GLIBCPP_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(HAVE_STRTOF)
+ AC_DEFINE(HAVE_STRTOLD)
+ # AC_FUNC_MMAP
+ AC_DEFINE(HAVE_MMAP)
;;
*)
# We assume newlib. This lets us hard-code the functions we know
AC_DEFINE(HAVE_ISINFF)
ctype_include_dir="config/os/newlib"
- AC_LINK_FILES($ctype_include_dir/bits/ctype_base.h,
- include/bits/ctype_base.h)
- AC_LINK_FILES($ctype_include_dir/bits/ctype_inline.h, \
- include/bits/ctype_inline.h)
- AC_LINK_FILES($ctype_include_dir/bits/ctype_noninline.h, \
- include/bits/ctype_noninline.h)
-
- AC_DEFINE(_GLIBCPP_NEED_MBSTATE_T)
AC_DEFINE(_GLIBCPP_BUGGY_FLOAT_COMPLEX)
AC_DEFINE(_GLIBCPP_BUGGY_COMPLEX)
# We are being configured natively. We can do more elaborate tests
# that include AC_TRY_COMPILE now, as the linker is assumed to be
# working.
-
xcompiling=0
NATIVE=yes
CANADIAN=no
AC_FUNC_MMAP
fi
+# Now that ctype is determined for all possible targets, we can do this...
+AC_LINK_FILES($ctype_include_dir/bits/ctype_base.h, \
+include/bits/ctype_base.h)
+AC_LINK_FILES($ctype_include_dir/bits/ctype_inline.h, \
+include/bits/ctype_inline.h)
+AC_LINK_FILES($ctype_include_dir/bits/ctype_noninline.h, \
+include/bits/ctype_noninline.h)
+
AM_CONDITIONAL(CANADIAN, test "$CANADIAN" = yes)
AM_CONDITIONAL(NULL_TARGET, test "$NULL_TARGET" = yes)
AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes || test "$NULL_TARGET" = yes)
AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
-
+
AC_CACHE_SAVE
AC_LC_MESSAGES
# place. To work around this not being passed down from config-ml.in
# -> top_srcdir/Makefile.am -> top_srcdir/src/Makefile.am, manually
# append it here.
-AC_OUTPUT(mkcheck Makefile src/Makefile libmath/Makefile libio/Makefile libsupc++/Makefile,
+AC_OUTPUT(tests_flags mkcheck Makefile src/Makefile libmath/Makefile libio/Makefile libsupc++/Makefile,
[if test -n "$CONFIG_FILES"; then
ac_file=Makefile . ${glibcpp_basedir}/../config-ml.in
grep '^MULTISUBDIR =' Makefile >> src/Makefile
fi
+chmod +x tests_flags
chmod +x mkcheck
],
srcdir=${srcdir}
# Generate bits/c++config.h
# NB: This must be the first generated file as others include it. . .
-AC_OUTPUT_COMMANDS([$srcdir/mkc++config $blddir $srcdir])
+$srcdir/mkc++config $blddir $srcdir
# Generate bits/std_limits.h and src/limitsMEMBERS.cc
if test ! -f stamp-limits; then
- AC_OUTPUT_COMMANDS([$srcdir/mknumeric_limits $blddir $srcdir $xcompiling])
+ $srcdir/mknumeric_limits $blddir $srcdir $xcompiling
touch stamp-limits
fi
echo "before proceeding with ${_cv_gnu_make_command}."
echo ""
fi
-
-
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