MAINT
MAINTAINER_MODE_FALSE
MAINTAINER_MODE_TRUE
+DLOPEN_LIBS
+CXXCPP
+HAVE_NO_USE_LINKER_PLUGIN_FALSE
+HAVE_NO_USE_LINKER_PLUGIN_TRUE
HAVE_PUBNAMES_FALSE
HAVE_PUBNAMES_TRUE
-CXXCPP
HAVE_ZLIB_FALSE
HAVE_ZLIB_TRUE
LIBOBJS
STATIC_TLS_TRUE
TLS_FALSE
TLS_TRUE
+MERGE_CONSTANTS_FLAG
MCMODEL_MEDIUM_FALSE
MCMODEL_MEDIUM_TRUE
FN_PTRS_IN_SO_WITHOUT_PIC_FALSE
CC
NM
TARGETOBJS
+DEFAULT_TARGET
+DEFAULT_TARGET_MIPS_FALSE
+DEFAULT_TARGET_MIPS_TRUE
DEFAULT_TARGET_TILEGX_FALSE
DEFAULT_TARGET_TILEGX_TRUE
DEFAULT_TARGET_X86_64_FALSE
DEFAULT_TARGET_I386_TRUE
DEFAULT_TARGET_ARM_FALSE
DEFAULT_TARGET_ARM_TRUE
+DEFAULT_TARGET_AARCH64_FALSE
+DEFAULT_TARGET_AARCH64_TRUE
PLUGINS_FALSE
PLUGINS_TRUE
THREADS_FALSE
ac_user_opts='
enable_option_checking
with_sysroot
-enable_ld
enable_gold
enable_threads
enable_plugins
enable_build_warnings
with_gold_ldflags
with_gold_ldadd
+with_zlib
enable_maintainer_mode
'
ac_precious_vars='build_alias
--disable-option-checking ignore unrecognized --enable/--with options
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
- --enable-ld[=ARG] build ld [ARG={default,yes,no}]
--enable-gold[=ARG] build gold [ARG={default,yes,no}]
--enable-threads multi-threaded linking
--enable-plugins linker plugins
--with-lib-path=dir1:dir2... set default LIB_PATH
--with-gold-ldflags=FLAGS additional link flags for gold
--with-gold-ldadd=LIBS additional libraries for gold
+ --with-zlib include zlib support (auto/yes/no) default=auto
Some influential environment variables:
CC C compiler command
-default_ld=
-# Check whether --enable-ld was given.
-if test "${enable_ld+set}" = set; then :
- enableval=$enable_ld; case "${enableval}" in
- default)
- default_ld=ld.bfd
- ;;
-esac
-fi
-
-
+installed_linker=ld.gold
# Check whether --enable-gold was given.
if test "${enable_gold+set}" = set; then :
enableval=$enable_gold; case "${enableval}" in
- yes|default)
- if test x${default_ld} = x; then
+ default)
+ install_as_default=yes
+ ;;
+ yes)
+ if test x${enable_ld} = xno; then
install_as_default=yes
fi
- installed_linker=ld.gold
- ;;
- no)
- ;;
- *)
- as_fn_error "invalid --enable-gold argument" "$LINENO" 5
;;
esac
else
install_as_default=no
- installed_linker=ld.gold
fi
. ${srcdir}/configure.tgt
if test "$targ_obj" = "UNKNOWN"; then
- as_fn_error "\"unsupported target $targ\"" "$LINENO" 5
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"unsupported target $targ\"" >&5
+$as_echo "$as_me: WARNING: \"unsupported target $targ\"" >&2;}
else
targetobjs="$targetobjs ${targ_obj}.\$(OBJEXT)"
if test "$targ_extra_obj" != ""; then
default_big_endian=$targ_big_endian
default_osabi=$targ_osabi
+ if test "$targ_obj" = "aarch64"; then
+ DEFAULT_TARGET_AARCH64_TRUE=
+ DEFAULT_TARGET_AARCH64_FALSE='#'
+else
+ DEFAULT_TARGET_AARCH64_TRUE='#'
+ DEFAULT_TARGET_AARCH64_FALSE=
+fi
+
if test "$targ_obj" = "arm"; then
DEFAULT_TARGET_ARM_TRUE=
DEFAULT_TARGET_ARM_FALSE='#'
DEFAULT_TARGET_TILEGX_FALSE=
fi
+ if test "$targ_obj" = "mips"; then
+ DEFAULT_TARGET_MIPS_TRUE=
+ DEFAULT_TARGET_MIPS_FALSE='#'
+else
+ DEFAULT_TARGET_MIPS_TRUE='#'
+ DEFAULT_TARGET_MIPS_FALSE=
+fi
+
+ DEFAULT_TARGET=${targ_obj}
+
fi
fi
fi
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -fmerge-constants" >&5
+$as_echo_n "checking whether $CC supports -fmerge-constants... " >&6; }
+if test "${gold_cv_merge_constants+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fmerge-constants"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+const char *s = "foo";
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gold_cv_merge_constants=yes
+else
+ gold_cv_merge_constants=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$save_CFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gold_cv_merge_constants" >&5
+$as_echo "$gold_cv_merge_constants" >&6; }
+
+if test "$gold_cv_merge_constants" = yes; then :
+ MERGE_CONSTANTS_FLAG=-fmerge-constants
+else
+ MERGE_CONSTANTS_FLAG=
+fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for thread support" >&5
$as_echo_n "checking for thread support... " >&6; }
if test "${gold_cv_c_thread+set}" = set; then :
save_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fpic -mtls-dialect=gnu2"
+CFLAGS="$CFLAGS -Werror -fpic -mtls-dialect=gnu2"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
+# Set the 'development' global.
+. $srcdir/../bfd/development.sh
+
GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
*) ;;
esac
-# Enable -Werror by default when using gcc
-if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
+# Enable -Werror by default when using gcc. Turn it off for releases.
+if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" -a "$development" = true ; then
ERROR_ON_WARNING=yes
fi
fi
# Link in zlib if we can. This allows us to write compressed sections.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing zlibVersion" >&5
+
+ # See if the user specified whether he wants zlib support or not.
+
+# Check whether --with-zlib was given.
+if test "${with_zlib+set}" = set; then :
+ withval=$with_zlib;
+else
+ with_zlib=auto
+fi
+
+
+ if test "$with_zlib" != "no"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing zlibVersion" >&5
$as_echo_n "checking for library containing zlibVersion... " >&6; }
if test "${ac_cv_search_zlibVersion+set}" = set; then :
$as_echo_n "(cached) " >&6
fi
- if test "$ac_cv_search_zlibVersion" != "no"; then
+ if test "$with_zlib" = "yes" -a "$ac_cv_header_zlib_h" != "yes"; then
+ as_fn_error "zlib (libz) library was explicitly requested but not found" "$LINENO" 5
+ fi
+ fi
+
+ if test "$ac_cv_header_zlib_h" = "yes"; then
HAVE_ZLIB_TRUE=
HAVE_ZLIB_FALSE='#'
else
_ACEOF
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror -gpubnames"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int i;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ have_pubnames=yes
+else
+ have_pubnames=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$save_CFLAGS"
+ if test "$have_pubnames" = "yes"; then
+ HAVE_PUBNAMES_TRUE=
+ HAVE_PUBNAMES_FALSE='#'
+else
+ HAVE_PUBNAMES_TRUE='#'
+ HAVE_PUBNAMES_FALSE=
+fi
+
+
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Werror -fno-use-linker-plugin"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int i;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ have_no_use_linker_plugin=yes
+else
+ have_no_use_linker_plugin=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$save_CFLAGS"
+ if test "$have_no_use_linker_plugin" = "yes"; then
+ HAVE_NO_USE_LINKER_PLUGIN_TRUE=
+ HAVE_NO_USE_LINKER_PLUGIN_FALSE='#'
+else
+ HAVE_NO_USE_LINKER_PLUGIN_TRUE='#'
+ HAVE_NO_USE_LINKER_PLUGIN_FALSE=
+fi
+
+
ac_ext=cpp
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+for ac_header in unordered_set unordered_map
+do :
+ as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_cxx_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+eval as_val=\$$as_ac_Header
+ if test "x$as_val" = x""yes; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
for ac_header in tr1/unordered_set tr1/unordered_map
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
done
+
+for ac_header in windows.h
+do :
+ ac_fn_cxx_check_header_mongrel "$LINENO" "windows.h" "ac_cv_header_windows_h" "$ac_includes_default"
+if test "x$ac_cv_header_windows_h" = x""yes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_WINDOWS_H 1
+_ACEOF
+
+fi
+
+done
+
+for ac_header in dlfcn.h
+do :
+ ac_fn_cxx_check_header_mongrel "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default"
+if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_DLFCN_H 1
+_ACEOF
+
+fi
+
+done
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
+$as_echo_n "checking for library containing dlopen... " >&6; }
+if test "${ac_cv_search_dlopen+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_func_search_save_LIBS=$LIBS
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+ ;
+ return 0;
+}
+_ACEOF
+for ac_lib in '' dl dld; do
+ if test -z "$ac_lib"; then
+ ac_res="none required"
+ else
+ ac_res=-l$ac_lib
+ LIBS="-l$ac_lib $ac_func_search_save_LIBS"
+ fi
+ if ac_fn_cxx_try_link "$LINENO"; then :
+ ac_cv_search_dlopen=$ac_res
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext
+ if test "${ac_cv_search_dlopen+set}" = set; then :
+ break
+fi
+done
+if test "${ac_cv_search_dlopen+set}" = set; then :
+
+else
+ ac_cv_search_dlopen=no
+fi
+rm conftest.$ac_ext
+LIBS=$ac_func_search_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
+$as_echo "$ac_cv_search_dlopen" >&6; }
+ac_res=$ac_cv_search_dlopen
+if test "$ac_res" != no; then :
+ test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
+
+fi
+
+case "$ac_cv_search_dlopen" in
+ no*) DLOPEN_LIBS="";;
+ *) DLOPEN_LIBS="$ac_cv_search_dlopen";;
+esac
+
+
for ac_func in mallinfo posix_fallocate fallocate readv sysconf times
do :
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
gold_cv_hash_off_t=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-CXXFLAGS=$CFLAGS_hold
+CXXFLAGS=$CXXFLAGS_hold
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gold_cv_hash_off_t" >&5
$as_echo "$gold_cv_hash_off_t" >&6; }
fi
-save_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="$CXXFLAGS -gpubnames"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-int i;
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
- have_pubnames=yes
-else
- have_pubnames=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-CXXFLAGS="$save_CXXFLAGS"
- if test "$have_pubnames" = "yes"; then
- HAVE_PUBNAMES_TRUE=
- HAVE_PUBNAMES_FALSE='#'
-else
- HAVE_PUBNAMES_TRUE='#'
- HAVE_PUBNAMES_FALSE=
-fi
-
-
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
as_fn_error "conditional \"PLUGINS\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${DEFAULT_TARGET_AARCH64_TRUE}" && test -z "${DEFAULT_TARGET_AARCH64_FALSE}"; then
+ as_fn_error "conditional \"DEFAULT_TARGET_AARCH64\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
if test -z "${DEFAULT_TARGET_ARM_TRUE}" && test -z "${DEFAULT_TARGET_ARM_FALSE}"; then
as_fn_error "conditional \"DEFAULT_TARGET_ARM\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
as_fn_error "conditional \"DEFAULT_TARGET_TILEGX\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${DEFAULT_TARGET_MIPS_TRUE}" && test -z "${DEFAULT_TARGET_MIPS_FALSE}"; then
+ as_fn_error "conditional \"DEFAULT_TARGET_MIPS\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then
as_fn_error "conditional \"AMDEP\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
as_fn_error "conditional \"HAVE_PUBNAMES\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${HAVE_NO_USE_LINKER_PLUGIN_TRUE}" && test -z "${HAVE_NO_USE_LINKER_PLUGIN_FALSE}"; then
+ as_fn_error "conditional \"HAVE_NO_USE_LINKER_PLUGIN\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
if test -z "${MAINTAINER_MODE_TRUE}" && test -z "${MAINTAINER_MODE_FALSE}"; then
as_fn_error "conditional \"MAINTAINER_MODE\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5