* configure.ac: For --enable-gold, handle value `default' instead of

[deliverable/binutils-gdb.git] / ld / configure.in

diff --git a/ld/configure.in b/ld/configure.in
index 94eb6f13f9db10076a07c60ab1f585f79cef5fb8..85fe903d3b17267ffd8cdd0d7fd6652168e4d15a 100644 (file)
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -11,6 +11,7 @@ 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,
@@ -68,6 +69,29 @@ AC_SUBST(use_sysroot)
 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)]),
@@ -109,12 +133,12 @@ fi
 AC_PROG_CC
 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"
+ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id bg"
 ZW_GNU_GETTEXT_SISTER_DIR
 AM_PO_SUBDIRS
 
@@ -125,6 +149,7 @@ AM_PROG_LEX
 
 AM_MAINTAINER_MODE
 AM_CONDITIONAL(GENINSRC_NEVER, false)
+ACX_PROG_CMP_IGNORE_INITIAL
 
 . ${srcdir}/configure.host
 
@@ -134,9 +159,22 @@ AC_SUBST(HOSTING_LIBS)
 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_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 *);])],
@@ -303,10 +341,11 @@ if test x${EXTRA_SHLIB_EXTENSION} != x ; then
    [Additional extension a shared object might have.])
 fi
 
-dnl Required by html and install-html
+dnl Required by html, pdf, install-pdf and install-html
 AC_SUBST(datarootdir)
 AC_SUBST(docdir)
 AC_SUBST(htmldir)
+AC_SUBST(pdfdir)
 
 AC_CONFIG_FILES(Makefile po/Makefile.in:po/Make-in)
 AC_OUTPUT