ac_subst_vars='LTLIBOBJS
LIBOBJS
+PICFLAG
ADDITIONAL_OBJS
enable_decimal_float
target_os
GREP
CPP
WERROR
+nolto_flags
WARN_PEDANTIC
WARN_CFLAGS
AUTOHEADER
enable_werror_always
enable_maintainer_mode
enable_decimal_float
+enable_host_shared
'
ac_precious_vars='build_alias
host_alias
enable decimal float extension to C. Selecting 'bid'
or 'dpd' choses which decimal floating point format
to use
+ --enable-host-shared build host code as shared libraries
Some influential environment variables:
CC C compiler command
+ac_aux_dir=
+for ac_dir in .. "$srcdir"/..; do
+ for ac_t in install-sh install.sh shtool; do
+ if test -f "$ac_dir/$ac_t"; then
+ ac_aux_dir=$ac_dir
+ ac_install_sh="$ac_aux_dir/$ac_t -c"
+ break 2
+ fi
+ done
+done
+if test -z "$ac_aux_dir"; then
+ as_fn_error "cannot find install-sh, install.sh, or shtool in .. \"$srcdir\"/.." "$LINENO" 5
+fi
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var.
+ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var.
+ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var.
+
+
# Checks for programs.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
# See config/warnings.m4 for details.
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
WARN_CFLAGS=
save_CFLAGS="$CFLAGS"
-for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
+for real_option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wold-style-definition \
-Wmissing-format-attribute -Wcast-qual; do
+ # Do the check with the no- prefix removed since gcc silently
+ # accepts any -Wno-* option on purpose
+ case $real_option in
+ -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
+ *) option=$real_option ;;
+ esac
as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
- WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$option"
+ WARN_CFLAGS="$WARN_CFLAGS${WARN_CFLAGS:+ }$real_option"
fi
done
CFLAGS="$save_CFLAGS"
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
WARN_PEDANTIC=
+# Do the check with the no- prefix removed from the warning options
+# since gcc silently accepts any -Wno-* option on purpose
if test "$GCC" = yes; then :
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wno-long-long" >&5
-$as_echo_n "checking whether $CC supports -pedantic -Wno-long-long... " >&6; }
-if test "${acx_cv_prog_cc_pedantic__Wno_long_long+set}" = set; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic -Wlong-long" >&5
+$as_echo_n "checking whether $CC supports -pedantic -Wlong-long... " >&6; }
+if test "${acx_cv_prog_cc_pedantic__Wlong_long+set}" = set; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
-CFLAGS="-pedantic -Wno-long-long"
+CFLAGS="-pedantic -Wlong-long"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
- acx_cv_prog_cc_pedantic__Wno_long_long=yes
+ acx_cv_prog_cc_pedantic__Wlong_long=yes
else
- acx_cv_prog_cc_pedantic__Wno_long_long=no
+ acx_cv_prog_cc_pedantic__Wlong_long=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wno_long_long" >&5
-$as_echo "$acx_cv_prog_cc_pedantic__Wno_long_long" >&6; }
-if test $acx_cv_prog_cc_pedantic__Wno_long_long = yes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_prog_cc_pedantic__Wlong_long" >&5
+$as_echo "$acx_cv_prog_cc_pedantic__Wlong_long" >&6; }
+if test $acx_cv_prog_cc_pedantic__Wlong_long = yes; then :
WARN_PEDANTIC="$WARN_PEDANTIC${WARN_PEDANTIC:+ }-pedantic -Wno-long-long"
fi
fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+nolto_flags=
+save_CFLAGS="$CFLAGS"
+for real_option in -fno-lto; do
+ # Do the check with the no- prefix removed since gcc silently
+ # accepts any -Wno-* option on purpose
+ case $real_option in
+ -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
+ *) option=$real_option ;;
+ esac
+ as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
+$as_echo_n "checking whether $CC supports $option... " >&6; }
+if { as_var=$as_acx_Woption; eval "test \"\${$as_var+set}\" = set"; }; then :
+ $as_echo_n "(cached) " >&6
+else
+ CFLAGS="$option"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ eval "$as_acx_Woption=yes"
+else
+ eval "$as_acx_Woption=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+eval ac_res=\$$as_acx_Woption
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
+ nolto_flags="$nolto_flags${nolto_flags:+ }$real_option"
+fi
+ done
+CFLAGS="$save_CFLAGS"
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
# Only enable with --enable-werror-always until existing warnings are
# corrected.
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
WERROR=
# Check whether --enable-werror-always was given.
if test "${enable_werror_always+set}" = set; then :
WERROR="$WERROR${WERROR:+ }-Werror"
fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
# Checks for header files.
$as_echo_n "checking for type equivalent to int8_t... " >&6; }
case "$ac_cv_sizeof_char" in
1) acx_cv_type_int8_t=char ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 8-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 8-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int8_t" >&5
$as_echo "$acx_cv_type_int8_t" >&6; }
case "$ac_cv_sizeof_int:$ac_cv_sizeof_short" in
2:*) acx_cv_type_int16_t=int ;;
*:2) acx_cv_type_int16_t=short ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 16-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 16-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int16_t" >&5
$as_echo "$acx_cv_type_int16_t" >&6; }
case "$ac_cv_sizeof_int:$ac_cv_sizeof_long" in
4:*) acx_cv_type_int32_t=int ;;
*:4) acx_cv_type_int32_t=long ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 32-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 32-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int32_t" >&5
$as_echo "$acx_cv_type_int32_t" >&6; }
2) acx_cv_type_intptr_t=int16_t ;;
4) acx_cv_type_intptr_t=int32_t ;;
8) acx_cv_type_intptr_t=int64_t ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no equivalent for intptr_t" "$LINENO" 5; }
+ *) as_fn_error "no equivalent for intptr_t, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_intptr_t" >&5
$as_echo "$acx_cv_type_intptr_t" >&6; }
fi
-ac_aux_dir=
-for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
- for ac_t in install-sh install.sh shtool; do
- if test -f "$ac_dir/$ac_t"; then
- ac_aux_dir=$ac_dir
- ac_install_sh="$ac_aux_dir/$ac_t -c"
- break 2
- fi
- done
-done
-if test -z "$ac_aux_dir"; then
- as_fn_error "cannot find install-sh, install.sh, or shtool in \"$srcdir\" \"$srcdir/..\" \"$srcdir/../..\"" "$LINENO" 5
-fi
-
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var.
-ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var.
-ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var.
-
-
# Make sure we can run config.sub.
$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
as_fn_error "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
# If you change the defaults here, be sure to change them in the GCC directory also
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for decimal floating point" >&5
$as_echo_n "checking for decimal floating point... " >&6; }
+
+
# Check whether --enable-decimal-float was given.
if test "${enable_decimal_float+set}" = set; then :
enableval=$enable_decimal_float;
case $enable_decimal_float in
- yes | no | bid | dpd) ;;
+ yes | no | bid | dpd) default_decimal_float=$enable_decimal_float ;;
*) as_fn_error "'$enable_decimal_float' is an invalid value for --enable-decimal-float.
Valid choices are 'yes', 'bid', 'dpd', and 'no'." "$LINENO" 5 ;;
esac
else
case $target in
- powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux*)
+ powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \
+ i?86*-*-elfiamcu | i?86*-*-gnu* | \
+ i?86*-*-mingw* | x86_64*-*-mingw* | \
+ i?86*-*-cygwin* | x86_64*-*-cygwin*)
enable_decimal_float=yes
;;
*)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: decimal float is not supported for this target, ignored" >&5
+$as_echo "$as_me: WARNING: decimal float is not supported for this target, ignored" >&2;}
enable_decimal_float=no
;;
esac
# x86's use BID format instead of DPD
-# In theory --enable-decimal-float=no should not compile anything
-# For the sake of simplicity, just use the default format in this directory
-if test x$enable_decimal_float = xyes -o x$enable_decimal_float = xno; then
- case $target in
- i?86*-*-linux* | x86_64*-*-linux*)
- enable_decimal_float=bid
- ;;
- *)
- enable_decimal_float=dpd
- ;;
- esac
-fi
+case x$enable_decimal_float in
+ xyes)
+ case $target in
+ i?86*-*-* | x86_64*-*-*)
+ enable_decimal_float=bid
+ ;;
+ *)
+ enable_decimal_float=dpd
+ ;;
+ esac
+ default_decimal_float=$enable_decimal_float
+ ;;
+ xno)
+ # ENABLE_DECIMAL_FLOAT is set to 0. But we have to have proper
+ # dependency on libdecnumber.
+ default_decimal_float=dpd
+ ;;
+esac
+
+
+
+
+# Use default_decimal_float for dependency.
+enable_decimal_float=$default_decimal_float
# If BID is being used, additional objects should be linked in.
if test x$enable_decimal_float = xbid; then
esac
+# Enable --enable-host-shared.
+# Check whether --enable-host-shared was given.
+if test "${enable_host_shared+set}" = set; then :
+ enableval=$enable_host_shared; PICFLAG=-fPIC
+else
+ PICFLAG=
+fi
+
+
+
# Output.
ac_config_headers="$ac_config_headers config.h:config.in"