Applied patch series for LD plugin interface (six parts).

[PATCH] Add infrastructure for plugin API; functionality to follow.

    include/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 1/6).
	* plugin-api.h (LDPT_GNU_LD_VERSION): New ld_plugin_tag enum member.

    ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 1/6).
	* configure.in: Add AC_CHECKs for file io and dlfcn headers and
	functions and AC_SEARCH for -ldl.
	(enable_plugins): New shell variable set if above tests find dlopen
	functionality.
	(ENABLE_PLUGINS): Add related automake conditional.
	* configure: Regenerate.
	* config.in: Likewise.
	* Makefile.am (PLUGIN_C): Declare plugin C source file, conditional
	on ENABLE_PLUGINS being defined.
	(PLUGIN_H): Likewise for header file.
	(PLUGIN_OBJECT): Likewise for object file.
	(PLUGIN_CFLAGS): Likewise -D flag required to compile plugin support.
	(AM_CPPFLAGS): Use PLUGIN_CFLAGS.
	(CFILES): Use PLUGIN_C.
	(HFILES): Use PLUGIN_H.
	(OFILES): Use PLUGIN_OBJECT.
	(ld_new_SOURCES): Use PLUGIN_C.
	(noinst_LTLIBRARIES)[ENABLE_PLUGINS]: Declare test plugin.
	(libldtestplug_la_SOURCES)[ENABLE_PLUGINS]: Add automake definition
	for test plugin.
	(libldtestplug_la_CFLAGS)[ENABLE_PLUGINS]: Likewise.
	(libldtestplug_la_LDFLAGS)[ENABLE_PLUGINS]: Likewise.
	* Makefile.in: Regenerate.
	* sysdep.h: Include stdarg.h, unistd.h and one of fcntl.h or
	sys/file.h where available.  Include dlfcn.h when ENABLE_PLUGINS.
	(O_RDONLY): Supply default definition likewise to bfd's sysdep.h
	(O_WRONLY): Likewise.
	(O_RDWR): Likewise.
	(O_ACCMODE): Likewise.
	(O_BINARY): Likewise.
	(SEEK_SET): Likewise.
	(SEEK_CUR): Likewise.
	(SEEK_END): Likewise.
	* ldmisc.c (vfinfo): Make non-static.  Add %p format char.
	* ldmisc.h (vfinfo): Declare extern prototype.
	* lexsup.c (enum option_values)[ENABLE_PLUGINS]: Add new entries for
	OPTION_PLUGIN and OPTION_PLUGIN_OPT.
	(ld_options[])[ENABLE_PLUGINS]: Add option data for the above two.
	(parse_args)[ENABLE_PLUGINS]: Handle them, and load all plugins once
	option parsing is complete.
	* ldmain.c (main)[ENABLE_PLUGINS]: Call plugin cleanup hooks just
	after lang_finish.
	* plugin.c: New source file.
	* plugin.h: Likewise new header.
	* testplug.c: New source file.

    ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 1/6).
	* ld-bootstrap/bootstrap.exp: Skip static tests also if LD plugins
	are enabled.
	* lib/ld-lib.exp (proc regexp_diff): Extend verbose debug output.
	(proc set_file_contents): Write a file with the supplied content.
	(run_ld_link_tests): Add new 'ld' action to test linker output.
	(proc check_plugin_api_available): Return true if linker under test
	supports the plugin API.
	* ld-plugin/func.c: New test source file.
	* ld-plugin/main.c: Likewise.
	* ld-plugin/text.c: Likewise.
	* ld-plugin/plugin-1.d: New dump test output pattern script.
	* ld-plugin/plugin-2.d: Likewise.
	* ld-plugin/plugin-3.d: Likewise.
	* ld-plugin/plugin-4.d: Likewise.
	* ld-plugin/plugin-5.d: Likewise.
	* ld-plugin/plugin.exp: New test control script.
---
[PATCH] Implement claim file and all symbols read hooks and add symbols callback.

  ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 2/6).
	* ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early
	during compat checks if they pass, instead offer any successfully
	opened and accepted file to the plugin claim file hooks chain.  Create
	a dummy bfd to accept symbols added by the plugin, if the plugin
	claims the file.
	* ldlang.c (lang_process)[ENABLE_PLUGINS]: Call plugin all symbols
	read hook chain before ldemul_after_open.
	* ldlang.h (struct lang_input_statement_struct): Add new single-bit
	'claimed' flag.
	* plugin.c (IRONLY_SUFFIX): New macro for dummy bfd file suffix.
	(IRONLY_SUFFIX_LEN): Length of the above string.
	(plugin_get_ir_dummy_bfd): New function to create the dummy bfd used
	to store symbols for ir-only files.
	(is_ir_dummy_bfd): New function to check if a bfd is ir-only.
	(asymbol_from_plugin_symbol): New function converts symbol formats.
	(add_symbols): Call it to convert plugin syms to bfd syms and add
	them to the dummy bfd.
	* plugin.h: Add missing include guards.
	(plugin_get_ir_dummy_bfd): Add prototype.
	(is_ir_dummy_bfd): Likewise.
	* testplug.c (TV_MESSAGE): New helper macro.
	(struct claim_file): New struct.
	(claim_file_t): New typedef.
	(tag_names[]): Make static and const.
	(claimfiles_list): New variable.
	(claimfiles_tail_chain_ptr): Likewise.
	(last_claimfile): Likewise.
	(record_claim_file): Record a file to claim on a singly-linked list.
	(parse_symdefstr): Parse an ASCII representation of a symbol from a
	plugin option into the fields of a struct ld_plugin_symbol.
	(record_claimed_file_symbol):  Use it to parse plugin option for
	adding a symbol.
	(parse_option): Parse claim file and add symbol options.
	(dump_tv_tag): Use TV_MESSAGE.
	(onload): Likewise.
	(onclaim_file): Make static.  Use TV_MESSAGE.  Scan list of files to
	claim and claim this file if required, adding any symbols specified.
	(onall_symbols_read): Make static and use TV_MESSAGE.
	(oncleanup): Likewise.

  ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 2/6).
	* ld-plugin/plugin-3.d: Enable regexes for new functionality.
	* ld-plugin/plugin-5.d: Likewise.
	* ld-plugin/plugin-6.d: New testcase.
	* ld-plugin/plugin-7.d: Likewise.
	* ld-plugin/plugin.exp: Use 'nm' on compiled test objects to determine
	whether symbols in plugin arguments need an underscore prefix.  Add
	new plugin-6.d and plugin-7.d testcases.
---
[PATCH] Implement get symbols callback.

  ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 3/6).
	* ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice.
	* plugin.c (non_ironly_hash): Add new bfd hash table.
	(plugin_load_plugins): Exit early if no plugins to load.  If plugins
	do load successfully, set notice_all flag in link info.
	(get_symbols): Implement.
	(plugin_load_plugins): Exit early if no plugins to load, else after
	loading plugins successfully enable notice_all mode.
	(init_non_ironly_hash): Lazily init non_ironly_hash table.
	(plugin_notice): Record symbols referenced from non-IR files in the
	non_ironly_hash.  Suppress tracing, cref generation and nocrossrefs
	tracking for symbols from dummy IR bfds.
	* plugin.h: Fix formatting.
	(plugin_notice): Add prototype.
	* testplug.c (dumpresolutions): New global var.
	(parse_options): Accept "dumpresolutions".
	(onall_symbols_read): Get syms and dump resolutions if it was given.

  ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 3/6).
	* ld-plugin/plugin-8.d: New testcase.
	* ld-plugin/plugin.exp: Invoke it.
---
[PATCH] Implement add input file, add input lib and set extra lib path callbacks.

  ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 4/6).
	* ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of
	plugin_call_all_symbols_read to before setting of gc_sym_list, and
	open any new input files that may have been added during it.
	* ldmain.c (multiple_definition)[ENABLE_PLUGINS]: Call out to
	plugin_multiple_definition and let it have first say over what to do
	with the clashing definitions.
	* plugin.c (no_more_claiming): New boolean variable.
	(plugin_cached_allow_multiple_defs): Likewise.
	(add_input_file): Implement.
	(add_input_library): Likewise.
	(set_extra_library_path): Likewise.
	(plugin_call_claim_file): Don't do anything when no_more_claiming set.
	(plugin_call_all_symbols_read): Set it.  Disable link info
	"allow_multiple_definition" flag, but cache its value.
	(plugin_multiple_definition): New function.
	* plugin.h (plugin_multiple_definition): Add prototype.
	* testplug.c (addfile_enum_t): New enumerated typedef.
	(add_file_t): New struct typedef.
	(addfiles_list): New variable.
	(addfiles_tail_chain_ptr): Likewise.
	(record_add_file): New function.
	(parse_option): Parse "add:", "lib:" and "dir:" options and call it.
	(onall_symbols_read): Iterate the list of new files, libs and dirs,
	adding them.

  ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 4/6).
	* ld-plugin/plugin-9.d: New testcase.
	* ld-plugin/plugin.exp: Invoke it.
---
[PATCH] Add ELF symbol visibility support to plugin interface.

  ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 5/6).
	* plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd,
	find the elf symbol data and set the visibility in the st_other field.

  ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 5/6).
	* ld-plugin/plugin-ignore.d: New dump test control script.
	* ld-plugin/plugin-vis-1.d: Likewise.
	* ld-plugin/plugin.exp: Add list of ELF-only tests and run them if
	testing on an ELF target.
---
[PATCH] Add archive support to plugin interface.

  bfd/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 6/6).
	* aoutx.h (aout_link_check_ar_symbols): Take new "subsbfd" reference
	parameter and pass it when invoking add_archive_element callback.
	(aout_link_check_archive_element): Handle substitute bfd if it
	was set during add_archive_element callback in the above.
	* cofflink.c (coff_link_check_ar_symbols): Take new "subsbfd" reference
	parameter and pass it when invoking add_archive_element callback.
	(coff_link_check_archive_element): Handle substitute bfd if it
	was set during add_archive_element callback in the above.
	* ecoff.c (read_ext_syms_and_strs): New function holds symbol-reading
	code factored-out from ecoff_link_check_archive_element.
	(reread_ext_syms_and_strs): Clear old symbols and call it.
	(ecoff_link_check_archive_element):  Use the above.  Handle substitute
	BFD if one is set by add_archive_element callback.
	(ecoff_link_add_archive_symbols): Likewise allow bfd substitution.
	* elflink.c (elf_link_add_archive_symbols): Likewise.
	* linker.c (generic_link_check_archive_element): Likewise.
	* pdp11.c (aout_link_check_ar_symbols): Take new "subsbfd" reference
	parameter and pass it when invoking add_archive_element callback.
	(aout_link_check_archive_element): Handle substitute bfd if it was
	set during add_archive_element callback in the above.
	* vms-alpha.c (alpha_vms_link_add_archive_symbols): Handle substitute
	BFD if one is set by add_archive_element callback.
	* xcofflink.c (xcoff_link_check_dynamic_ar_symbols): Take new "subsbfd"
	reference parameter and pass it when invoking add_archive_element
	callback.
	(xcoff_link_check_ar_symbols): Likewise.
	(xcoff_link_check_archive_element): Handle bfd substitution if it was
	set by callback in the above.

  include/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 6/6).
	* bfdlink.h (struct_bfd_link_callbacks): Document new argument
	to add_archive_element callback used to return a replacement bfd which
	is to be added to the hash table in place of the original element.

  ld/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 6/6).
	* ldlang.c (load_symbols): Handle bfd subsitution when calling the
	add_archive_element callback.
	* ldmain.c (add_archive_element)[ENABLE_PLUGINS]: Offer the archive
	member to the plugins and if claimed set "subsbfd" output parameter to
	point to the dummy IR-only BFD.

  ld/testsuite/ChangeLog:

2010-10-14  Dave Korn  <dave.korn.cygwin@gmail.com>

	Apply LD plugin patch series (part 6/6).
	* ld-plugin/plugin-10.d: New dump test control script.
	* ld-plugin/plugin-11.d: Likewise.
	* ld-plugin/plugin.exp: Run them.
---

1 files changed, 102 insertions, 47 deletions

diff --git a/ld/Makefile.in b/ld/Makefile.in
index f365e1c6a0..d4e4a9d00f 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -15,6 +15,7 @@
 
 @SET_MAKE@
 
+
 VPATH = @srcdir@
 pkgdatadir = $(datadir)/@PACKAGE@
 pkgincludedir = $(includedir)/@PACKAGE@
@@ -71,14 +72,25 @@ mkinstalldirs = $(SHELL) $(top_srcdir)/../mkinstalldirs
 CONFIG_HEADER = config.h
 CONFIG_CLEAN_FILES = po/Makefile.in
 CONFIG_CLEAN_VPATH_FILES =
+LTLIBRARIES = $(noinst_LTLIBRARIES)
+libldtestplug_la_LIBADD =
+@ENABLE_PLUGINS_TRUE@am_libldtestplug_la_OBJECTS =  \
+@ENABLE_PLUGINS_TRUE@	libldtestplug_la-testplug.lo
+libldtestplug_la_OBJECTS = $(am_libldtestplug_la_OBJECTS)
+libldtestplug_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(libldtestplug_la_CFLAGS) \
+	$(CFLAGS) $(libldtestplug_la_LDFLAGS) $(LDFLAGS) -o $@
+@ENABLE_PLUGINS_TRUE@am_libldtestplug_la_rpath =
 am__installdirs = "$(DESTDIR)$(bindir)" "$(DESTDIR)$(infodir)" \
 	"$(DESTDIR)$(man1dir)"
 PROGRAMS = $(bin_PROGRAMS)
+@ENABLE_PLUGINS_TRUE@am__objects_1 = plugin.$(OBJEXT)
 am_ld_new_OBJECTS = ldgram.$(OBJEXT) ldlex-wrapper.$(OBJEXT) \
 	lexsup.$(OBJEXT) ldlang.$(OBJEXT) mri.$(OBJEXT) \
 	ldctor.$(OBJEXT) ldmain.$(OBJEXT) ldwrite.$(OBJEXT) \
 	ldexp.$(OBJEXT) ldemul.$(OBJEXT) ldver.$(OBJEXT) \
-	ldmisc.$(OBJEXT) ldfile.$(OBJEXT) ldcref.$(OBJEXT)
+	ldmisc.$(OBJEXT) ldfile.$(OBJEXT) ldcref.$(OBJEXT) \
+	$(am__objects_1)
 ld_new_OBJECTS = $(am_ld_new_OBJECTS)
 am__DEPENDENCIES_1 =
 DEFAULT_INCLUDES = -I.@am__isrc@
@@ -103,7 +115,8 @@ YLWRAP = $(top_srcdir)/../ylwrap
 YACCCOMPILE = $(YACC) $(YFLAGS) $(AM_YFLAGS)
 LTYACCCOMPILE = $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
 	--mode=compile $(YACC) $(YFLAGS) $(AM_YFLAGS)
-SOURCES = $(ld_new_SOURCES) $(EXTRA_ld_new_SOURCES)
+SOURCES = $(libldtestplug_la_SOURCES) $(ld_new_SOURCES) \
+	$(EXTRA_ld_new_SOURCES)
 INFO_DEPS = ld.info
 am__TEXINFO_TEX_DIR = $(srcdir)/$(top_srcdir)/../texinfo
 DVIS = ld.dvi
@@ -333,6 +346,16 @@ tooldir = $(exec_prefix)/$(target_alias)
 am__skiplex = 
 am__skipyacc = 
 AM_CFLAGS = $(WARN_CFLAGS)
+@ENABLE_PLUGINS_FALSE@PLUGIN_C = 
+
+# Conditionally enable the plugin interface.
+@ENABLE_PLUGINS_TRUE@PLUGIN_C = plugin.c
+@ENABLE_PLUGINS_FALSE@PLUGIN_H = 
+@ENABLE_PLUGINS_TRUE@PLUGIN_H = plugin.h
+@ENABLE_PLUGINS_FALSE@PLUGIN_OBJECT = 
+@ENABLE_PLUGINS_TRUE@PLUGIN_OBJECT = plugin.@OBJEXT@
+@ENABLE_PLUGINS_FALSE@PLUGIN_CFLAGS = 
+@ENABLE_PLUGINS_TRUE@PLUGIN_CFLAGS = -DENABLE_PLUGINS
 
 # We put the scripts in the directory $(scriptdir)/ldscripts.
 # We can't put the scripts in $(datadir) because the SEARCH_DIR
@@ -399,7 +422,7 @@ TEXI2DVI = texi2dvi -I $(srcdir) -I $(BFDDIR)/doc -I ../bfd/doc \
 		    -I $(top_srcdir)/../libiberty
 
 AM_CPPFLAGS = -I. -I$(srcdir) -I../bfd -I$(BFDDIR) -I$(INCDIR) \
-	@INCINTL@ $(HDEFINES) $(CFLAGS) \
+	@INCINTL@ $(HDEFINES) $(CFLAGS) $(PLUGIN_CFLAGS) \
 	-DLOCALEDIR="\"$(datadir)/locale\""
 
 BFDLIB = ../bfd/libbfd.la
@@ -747,11 +770,13 @@ ALL_EMUL_EXTRA_OFILES = \
 
 CFILES = ldctor.c ldemul.c ldexp.c ldfile.c ldlang.c \
 	ldmain.c ldmisc.c ldver.c ldwrite.c lexsup.c \
-	mri.c ldcref.c pe-dll.c pep-dll.c ldlex-wrapper.c
+	mri.c ldcref.c pe-dll.c pep-dll.c ldlex-wrapper.c \
+	$(PLUGIN_C)
 
 HFILES = ld.h ldctor.h ldemul.h ldexp.h ldfile.h \
 	ldlang.h ldlex.h ldmain.h ldmisc.h ldver.h \
-	ldwrite.h mri.h deffile.h pe-dll.h pep-dll.h elf-hints-local.h
+	ldwrite.h mri.h deffile.h pe-dll.h pep-dll.h \
+	elf-hints-local.h $(PLUGIN_H)
 
 GENERATED_CFILES = ldgram.c ldlex.c deffilep.c
 GENERATED_HFILES = ldgram.h ldemul-list.h deffilep.h
@@ -759,7 +784,8 @@ GENERATED_HFILES = ldgram.h ldemul-list.h deffilep.h
 # Require an early dependency on the generated headers, as the dependency
 # tracking will not cause them to be built beforehand.
 BUILT_SOURCES = $(GENERATED_HFILES)
-OFILES = ldgram.@OBJEXT@ ldlex-wrapper.@OBJEXT@ lexsup.@OBJEXT@ ldlang.@OBJEXT@ mri.@OBJEXT@ ldctor.@OBJEXT@ ldmain.@OBJEXT@ \
+OFILES = ldgram.@OBJEXT@ ldlex-wrapper.@OBJEXT@ lexsup.@OBJEXT@ ldlang.@OBJEXT@ \
+	mri.@OBJEXT@ ldctor.@OBJEXT@ ldmain.@OBJEXT@ $(PLUGIN_OBJECT) \
 	ldwrite.@OBJEXT@ ldexp.@OBJEXT@  ldemul.@OBJEXT@ ldver.@OBJEXT@ ldmisc.@OBJEXT@ \
 	ldfile.@OBJEXT@ ldcref.@OBJEXT@ ${EMULATION_OFILES} ${EMUL_EXTRA_OFILES}
 
@@ -783,10 +809,49 @@ ELF_GEN_DEPS = $(srcdir)/emultempl/generic.em $(srcdir)/emultempl/elf-generic.em
 EXTRA_ld_new_SOURCES = deffilep.y ldlex.l pep-dll.c pe-dll.c \
 	$(ALL_EMULATION_SOURCES) $(ALL_64_EMULATION_SOURCES)
 ld_new_SOURCES = ldgram.y ldlex-wrapper.c lexsup.c ldlang.c mri.c ldctor.c ldmain.c \
-	ldwrite.c ldexp.c ldemul.c ldver.c ldmisc.c ldfile.c ldcref.c
+	ldwrite.c ldexp.c ldemul.c ldver.c ldmisc.c ldfile.c ldcref.c $(PLUGIN_C)
 
 ld_new_DEPENDENCIES = $(EMULATION_OFILES) $(EMUL_EXTRA_OFILES) $(BFDLIB) $(LIBIBERTY) $(LIBINTL_DEP)
 ld_new_LDADD = $(EMULATION_OFILES) $(EMUL_EXTRA_OFILES) $(BFDLIB) $(LIBIBERTY) $(LIBINTL)
+
+# A test program for C++ constructors and destructors.
+# This test is now in the testsuite.
+#
+#cdtest: cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ ld.new
+#	./ld.new $(HOSTING_EMU) -o cdtest $(HOSTING_CRT0) \
+#	  cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ $(HOSTING_LIBS)
+#
+#cdtest.out: cdtest
+#	./cdtest > cdtest.tmp
+#	mv cdtest.tmp cdtest.out
+#
+#cdtest-ur.@OBJEXT@: cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ ld.new
+#	./ld.new $(HOSTING_EMU) -o cdtest-ur.@OBJEXT@ -Ur cdtest-main.@OBJEXT@ \
+#	  cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@
+#
+#cdtest-ur: cdtest-ur.@OBJEXT@
+#	./ld.new $(HOSTING_EMU) -o cdtest-ur $(HOSTING_CRT0) cdtest-ur.@OBJEXT@ \
+#	  $(HOSTING_LIBS)
+#
+#cdtest-ur.out: cdtest-ur
+#	./cdtest-ur > cdtest-ur.tmp
+#	mv cdtest-ur.tmp cdtest-ur.out
+#
+#check-cdtest: cdtest.out cdtest-ur.out $(srcdir)/cdtest.exp
+#	diff $(srcdir)/cdtest.exp cdtest.out
+#	diff $(srcdir)/cdtest.exp cdtest-ur.out
+#
+#.PHONY: check-cdtest
+
+# END OF CHECK TARGETS
+
+# 
+# Build a dummy plugin using libtool.
+#
+@ENABLE_PLUGINS_TRUE@noinst_LTLIBRARIES = libldtestplug.la
+@ENABLE_PLUGINS_TRUE@libldtestplug_la_SOURCES = testplug.c
+@ENABLE_PLUGINS_TRUE@libldtestplug_la_CFLAGS = -g -O2
+@ENABLE_PLUGINS_TRUE@libldtestplug_la_LDFLAGS = -no-undefined -rpath /nowhere
 MAINTAINERCLEANFILES = configdoc.texi ld.1 ld.info
 
 # We want to reconfigure if configure.host or configure.tgt changes.  We
@@ -863,6 +928,17 @@ distclean-hdr:
 	-rm -f config.h stamp-h1
 po/Makefile.in: $(top_builddir)/config.status $(top_srcdir)/po/Make-in
 	cd $(top_builddir) && $(SHELL) ./config.status $@
+
+clean-noinstLTLIBRARIES:
+	-test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+	@list='$(noinst_LTLIBRARIES)'; for p in $$list; do \
+	  dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+	  test "$$dir" != "$$p" || dir=.; \
+	  echo "rm -f \"$${dir}/so_locations\""; \
+	  rm -f "$${dir}/so_locations"; \
+	done
+libldtestplug.la: $(libldtestplug_la_OBJECTS) $(libldtestplug_la_DEPENDENCIES) 
+	$(libldtestplug_la_LINK) $(am_libldtestplug_la_rpath) $(libldtestplug_la_OBJECTS) $(libldtestplug_la_LIBADD) $(LIBS)
 install-binPROGRAMS: $(bin_PROGRAMS)
 	@$(NORMAL_INSTALL)
 	test -z "$(bindir)" || $(MKDIR_P) "$(DESTDIR)$(bindir)"
@@ -1271,9 +1347,11 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ldver.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ldwrite.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lexsup.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libldtestplug_la-testplug.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/mri.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pe-dll.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pep-dll.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/plugin.Po@am__quote@
 
 .c.o:
 @am__fastdepCC_TRUE@	$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
@@ -1296,6 +1374,13 @@ distclean-compile:
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(LTCOMPILE) -c -o $@ $<
 
+libldtestplug_la-testplug.lo: testplug.c
+@am__fastdepCC_TRUE@	$(LIBTOOL)  --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(libldtestplug_la_CFLAGS) $(CFLAGS) -MT libldtestplug_la-testplug.lo -MD -MP -MF $(DEPDIR)/libldtestplug_la-testplug.Tpo -c -o libldtestplug_la-testplug.lo `test -f 'testplug.c' || echo '$(srcdir)/'`testplug.c
+@am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/libldtestplug_la-testplug.Tpo $(DEPDIR)/libldtestplug_la-testplug.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='testplug.c' object='libldtestplug_la-testplug.lo' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(LIBTOOL)  --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(libldtestplug_la_CFLAGS) $(CFLAGS) -c -o libldtestplug_la-testplug.lo `test -f 'testplug.c' || echo '$(srcdir)/'`testplug.c
+
 .l.c:
 	$(am__skiplex) $(SHELL) $(YLWRAP) $< $(LEX_OUTPUT_ROOT).c $@ -- $(LEXCOMPILE)
 
@@ -1650,7 +1735,8 @@ check-am: all-am
 	$(MAKE) $(AM_MAKEFLAGS) check-DEJAGNU
 check: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) check-recursive
-all-am: Makefile $(INFO_DEPS) $(PROGRAMS) $(MANS) config.h
+all-am: Makefile $(INFO_DEPS) $(LTLIBRARIES) $(PROGRAMS) $(MANS) \
+		config.h
 installdirs: installdirs-recursive
 installdirs-am:
 	for dir in "$(DESTDIR)$(bindir)" "$(DESTDIR)$(infodir)" "$(DESTDIR)$(man1dir)"; do \
@@ -1695,7 +1781,7 @@ maintainer-clean-generic:
 clean: clean-recursive
 
 clean-am: clean-aminfo clean-binPROGRAMS clean-generic clean-libtool \
-	mostlyclean-am
+	clean-noinstLTLIBRARIES mostlyclean-am
 
 distclean: distclean-recursive
 	-rm -f $(am__CONFIG_DISTCLEAN_FILES)
@@ -1855,13 +1941,13 @@ uninstall-man: uninstall-man1
 .PHONY: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS) CTAGS GTAGS \
 	all all-am am--refresh check check-DEJAGNU check-am clean \
 	clean-aminfo clean-binPROGRAMS clean-generic clean-libtool \
-	ctags ctags-recursive dist-info distclean distclean-DEJAGNU \
-	distclean-compile distclean-generic distclean-hdr \
-	distclean-libtool distclean-local distclean-tags dvi dvi-am \
-	html html-am info info-am install install-am \
-	install-binPROGRAMS install-data install-data-am \
-	install-data-local install-dvi install-dvi-am install-exec \
-	install-exec-am install-exec-local install-html \
+	clean-noinstLTLIBRARIES ctags ctags-recursive dist-info \
+	distclean distclean-DEJAGNU distclean-compile \
+	distclean-generic distclean-hdr distclean-libtool \
+	distclean-local distclean-tags dvi dvi-am html html-am info \
+	info-am install install-am install-binPROGRAMS install-data \
+	install-data-am install-data-local install-dvi install-dvi-am \
+	install-exec install-exec-am install-exec-local install-html \
 	install-html-am install-info install-info-am install-man \
 	install-man1 install-pdf install-pdf-am install-ps \
 	install-ps-am install-strip installcheck installcheck-am \
@@ -3278,37 +3364,6 @@ bootstrap: ld3$(EXEEXT)
 
 .PHONY: bootstrap
 
-# A test program for C++ constructors and destructors.
-# This test is now in the testsuite.
-#
-#cdtest: cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ ld.new
-#	./ld.new $(HOSTING_EMU) -o cdtest $(HOSTING_CRT0) \
-#	  cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ $(HOSTING_LIBS)
-#
-#cdtest.out: cdtest
-#	./cdtest > cdtest.tmp
-#	mv cdtest.tmp cdtest.out
-#
-#cdtest-ur.@OBJEXT@: cdtest-main.@OBJEXT@ cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@ ld.new
-#	./ld.new $(HOSTING_EMU) -o cdtest-ur.@OBJEXT@ -Ur cdtest-main.@OBJEXT@ \
-#	  cdtest-bar.@OBJEXT@ cdtest-foo.@OBJEXT@
-#
-#cdtest-ur: cdtest-ur.@OBJEXT@
-#	./ld.new $(HOSTING_EMU) -o cdtest-ur $(HOSTING_CRT0) cdtest-ur.@OBJEXT@ \
-#	  $(HOSTING_LIBS)
-#
-#cdtest-ur.out: cdtest-ur
-#	./cdtest-ur > cdtest-ur.tmp
-#	mv cdtest-ur.tmp cdtest-ur.out
-#
-#check-cdtest: cdtest.out cdtest-ur.out $(srcdir)/cdtest.exp
-#	diff $(srcdir)/cdtest.exp cdtest.out
-#	diff $(srcdir)/cdtest.exp cdtest-ur.out
-#
-#.PHONY: check-cdtest
-
-# END OF CHECK TARGETS
-
 # DOCUMENTATION TARGETS
 # Manual configuration file; not usually attached to normal configuration,
 # because almost all configs use "gen" version of manual.