AC_CONFIG_SRCDIR(ldmain.c)
AC_CANONICAL_TARGET
+AC_CANONICAL_BUILD
AC_ISC_POSIX
changequote(,)dnl
BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
changequote([,])dnl
AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
+AM_MAINTAINER_MODE
AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval)
AC_ARG_ENABLE(targets,
AC_SUBST(TARGET_SYSTEM_ROOT)
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
+dnl Use --enable-gold to decide if this linker should be the default.
+dnl "install_as_default" is set to false if gold is the default linker.
+dnl "installed_linker" is the installed BFD linker name.
+AC_ARG_ENABLE(gold,
+[[ --enable-gold[=ARG] build gold [ARG={default,yes,no}]]],
+[case "${enableval}" in
+ default)
+ install_as_default=no
+ installed_linker=ld.bfd
+ ;;
+ yes|no)
+ install_as_default=yes
+ installed_linker=ld.bfd
+ ;;
+ *)
+ AC_MSG_ERROR([invalid --enable-gold argument])
+ ;;
+ esac],
+[install_as_default=yes
+ installed_linker=ld.bfd])
+AC_SUBST(install_as_default)
+AC_SUBST(installed_linker)
+
AC_ARG_ENABLE([got],
AS_HELP_STRING([--enable-got=<type>],
[GOT handling scheme (target, single, negative, multigot)]),
# host-specific stuff:
AC_PROG_CC
+AC_PROG_CXX
AC_GNU_SOURCE
AC_USE_SYSTEM_EXTENSIONS
-AC_SYS_LARGEFILE
+ACX_LARGEFILE
AC_PROG_INSTALL
LT_INIT
-ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id"
+ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id bg"
ZW_GNU_GETTEXT_SISTER_DIR
AM_PO_SUBDIRS
AM_MAINTAINER_MODE
AM_CONDITIONAL(GENINSRC_NEVER, false)
+ACX_PROG_CMP_IGNORE_INITIAL
. ${srcdir}/configure.host
AC_SUBST(NATIVE_LIB_DIRS)
AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
+AC_CHECK_HEADERS(fcntl.h sys/file.h sys/time.h sys/stat.h)
AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid)
+AC_CHECK_FUNCS(open lseek close)
AC_HEADER_DIRENT
+# Check for dlopen support and enable plugins if possible.
+enable_plugins=yes
+AC_CHECK_HEADER([dlfcn.h],[],[enable_plugins=no],[AC_INCLUDES_DEFAULT])
+AC_SEARCH_LIBS([dlopen],[dl],[],[enable_plugins=no],[])
+AC_CHECK_FUNCS([dlopen dlsym dlclose],[],[enable_plugins=no])
+# We also support plugins on Windows (MinGW).
+if test x$enable_plugins = xno ; then
+ AC_CHECK_HEADERS([windows.h],[enable_plugins=yes],[],[AC_INCLUDES_DEFAULT])
+fi
+AM_CONDITIONAL([ENABLE_PLUGINS], [test x$enable_plugins = xyes])
+
+AC_ARG_ENABLE(initfini-array,
+ [ --enable-initfini-array use .init_array/.fini_array sections],
+ [], [
+AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
+ gcc_cv_initfini_array, [dnl
+ if test "x${build}" = "x${target}" ; then
+ AC_RUN_IFELSE([AC_LANG_SOURCE([
+static int x = -1;
+int main (void) { return x; }
+int foo (void) { x = 0; }
+int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;])],
+ [gcc_cv_initfini_array=yes], [gcc_cv_initfini_array=no],
+ [gcc_cv_initfini_array=no])
+ else
+ gcc_cv_initfini_array=no
+ fi])
+ enable_initfini_array=$gcc_cv_initfini_array
+])
+AC_SUBST(enable_initfini_array)
+if test $enable_initfini_array = yes; then
+ AC_DEFINE(HAVE_INITFINI_ARRAY, 1,
+ [Define .init_array/.fini_array sections are available and working.])
+fi
+
AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])],