# Like NCN_CHECK_TARGET_TOOL, but requires the prefix if build!=target.
+###
+# AC_PROG_CPP_WERROR
+# Used for autoconf 2.5x to force AC_PREPROC_IFELSE to reject code which
+# triggers warnings from the preprocessor. Will be in autoconf 2.58.
+# For now, using this also overrides header checks to use only the
+# preprocessor (matches 2.13 behavior; matching 2.58's behavior is a
+# bit harder from here).
+# Eventually autoconf will default to checking headers with the compiler
+# instead, and we'll have to do this differently.
+
+# AC_PROG_CPP_WERROR
+
### we might need to use some other shell than /bin/sh for running subshells
### If we are on Windows, search for the shell. This will permit people
*) ;;
esac
;;
+ *-*-uclinux*)
+ noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
+ ;;
*-*-vxworks*)
- noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj}"
+ noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}"
;;
alpha*-dec-osf*)
# ld works, but does not support shared libraries.
;;
ia64*-**-hpux*)
# No gdb or ld support yet.
- noconfigdirs="$noconfigdirs tix readline mmalloc libgui itcl gdb ld"
+ noconfigdirs="$noconfigdirs ${libgcj} tix readline mmalloc libgui itcl gdb ld"
;;
i[3456789]86-*-coff | i[3456789]86-*-elf)
noconfigdirs="$noconfigdirs ${libgcj}"
cache_file_option="--cache-file=../${cache_file}" ;;
esac
-host_configargs="${cache_file_option} --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
+# Host dirs don't like to share a cache file either, horribly enough.
+# This seems to be due to autoconf 2.5x stupidity.
+host_configargs="--cache-file=./config.cache --build=${build_alias} --host=${host_alias} --target=${target_alias} ${extra_host_args} ${baseargs}"
target_configargs=${baseargs}
target_configargs="--with-newlib ${target_configargs}"
fi
+# Different target subdirs use different values of certain variables
+# (notably CXX). Worse, multilibs use *lots* of different values.
+# Worse yet, autoconf 2.5x makes some of these 'precious', meaning that
+# it doesn't automatically accept command-line overrides of them.
+# This means it's not safe for target subdirs to share a cache file,
+# which is disgusting, but there you have it. Hopefully this can be
+# fixed in future. It's still worthwhile to use a cache file for each
+# directory. I think.
+
# Pass the appropriate --host, --build, and --cache-file arguments.
-target_configargs="--cache-file=../config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
+target_configargs="--cache-file=./config.cache --host=${target_alias} --build=${build_alias} ${target_configargs}"
# provide a proper gxx_include_dir.
# Note, if you change the default, make sure to fix both here and in
;;
esac
+# Allow the user to override the flags for
+# our build compiler if desired.
+CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
+
# On Canadian crosses, we'll be searching the right directories for
# the previously-installed cross compiler, so don't bother to add
# flags for directories within the install tree of the compiler
# Don't use libstdc++-v3's flags to configure/build itself.
libstdcxx_flags='`test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
-raw_libstdcxx_flags=' -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
+raw_libstdcxx_flags='-L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
if test "x${CXX_FOR_TARGET+set}" = xset; then
if test "x${RAW_CXX_FOR_TARGET+set}" != xset; then
# Extract the first word of "${ncn_tool_prefix}ar", so it can be a program name with args.
set dummy ${ncn_tool_prefix}ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2811: checking for $ac_word" >&5
+echo "configure:2841: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2844: checking for $ac_word" >&5
+echo "configure:2874: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}as", so it can be a program name with args.
set dummy ${ncn_tool_prefix}as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2883: checking for $ac_word" >&5
+echo "configure:2913: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "as", so it can be a program name with args.
set dummy as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2916: checking for $ac_word" >&5
+echo "configure:2946: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}dlltool", so it can be a program name with args.
set dummy ${ncn_tool_prefix}dlltool; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2955: checking for $ac_word" >&5
+echo "configure:2985: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "dlltool", so it can be a program name with args.
set dummy dlltool; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2988: checking for $ac_word" >&5
+echo "configure:3018: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}ld", so it can be a program name with args.
set dummy ${ncn_tool_prefix}ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3027: checking for $ac_word" >&5
+echo "configure:3057: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ld", so it can be a program name with args.
set dummy ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3060: checking for $ac_word" >&5
+echo "configure:3090: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}nm", so it can be a program name with args.
set dummy ${ncn_tool_prefix}nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3099: checking for $ac_word" >&5
+echo "configure:3129: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "nm", so it can be a program name with args.
set dummy nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3132: checking for $ac_word" >&5
+echo "configure:3162: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ncn_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3171: checking for $ac_word" >&5
+echo "configure:3201: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3204: checking for $ac_word" >&5
+echo "configure:3234: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}windres", so it can be a program name with args.
set dummy ${ncn_tool_prefix}windres; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3243: checking for $ac_word" >&5
+echo "configure:3273: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_WINDRES'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "windres", so it can be a program name with args.
set dummy windres; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3276: checking for $ac_word" >&5
+echo "configure:3306: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}objcopy", so it can be a program name with args.
set dummy ${ncn_tool_prefix}objcopy; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3315: checking for $ac_word" >&5
+echo "configure:3345: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "objcopy", so it can be a program name with args.
set dummy objcopy; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3348: checking for $ac_word" >&5
+echo "configure:3378: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJCOPY'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_tool_prefix}objdump", so it can be a program name with args.
set dummy ${ncn_tool_prefix}objdump; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3387: checking for $ac_word" >&5
+echo "configure:3417: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "objdump", so it can be a program name with args.
set dummy objdump; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3420: checking for $ac_word" >&5
+echo "configure:3450: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJDUMP'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
+
# Target tools.
if test -n "$ncn_target_tool_prefix"; then
# Extract the first word of "${ncn_target_tool_prefix}ar", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3468: checking for $ac_word" >&5
+echo "configure:3499: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3501: checking for $ac_word" >&5
+echo "configure:3532: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}as", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3540: checking for $ac_word" >&5
+echo "configure:3571: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AS_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "as", so it can be a program name with args.
set dummy as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3573: checking for $ac_word" >&5
+echo "configure:3604: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}dlltool", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}dlltool; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3612: checking for $ac_word" >&5
+echo "configure:3643: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "dlltool", so it can be a program name with args.
set dummy dlltool; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3645: checking for $ac_word" >&5
+echo "configure:3676: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}ld", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3684: checking for $ac_word" >&5
+echo "configure:3715: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LD_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ld", so it can be a program name with args.
set dummy ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3717: checking for $ac_word" >&5
+echo "configure:3748: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}nm", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3756: checking for $ac_word" >&5
+echo "configure:3787: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_NM_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "nm", so it can be a program name with args.
set dummy nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3789: checking for $ac_word" >&5
+echo "configure:3820: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3828: checking for $ac_word" >&5
+echo "configure:3859: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3861: checking for $ac_word" >&5
+echo "configure:3892: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ncn_target_tool_prefix}windres", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}windres; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3900: checking for $ac_word" >&5
+echo "configure:3931: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_WINDRES_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "windres", so it can be a program name with args.
set dummy windres; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3933: checking for $ac_word" >&5
+echo "configure:3964: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES_FOR_TARGET'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:4000: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:4031: checking whether to enable maintainer-specific portions of Makefiles" >&5
# Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
if test "${enable_maintainer_mode+set}" = set; then
enableval="$enable_maintainer_mode"
s%@ncn_cv_OBJDUMP@%$ncn_cv_OBJDUMP%g
s%@CC@%$CC%g
s%@CXX@%$CXX%g
+s%@CFLAGS_FOR_BUILD@%$CFLAGS_FOR_BUILD%g
s%@DEFAULT_YACC@%$DEFAULT_YACC%g
s%@DEFAULT_LEX@%$DEFAULT_LEX%g
s%@DEFAULT_M4@%$DEFAULT_M4%g