(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

1 files changed, 345 insertions, 0 deletions

diff --git a/linuxthreads/Makefile b/linuxthreads/Makefile
new file mode 100644
index 0000000000..3f06c41276
--- /dev/null
+++ b/linuxthreads/Makefile
@@ -0,0 +1,345 @@
+# Copyright (C) 1996-2003, 2004 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+
+#
+#	Sub-makefile for linuxthreads portion of the library.
+#
+subdir	:= linuxthreads
+
+all: # Make this the default target; it will be defined in Rules.
+
+linuxthreads-version := $(shell sed -n 's/^.*$(subdir)-\([0-9.]*\).*$$/\1/p' \
+				    Banner)
+libpthread-abi-frozen := GLIBC_2.3.2
+
+headers := pthread.h semaphore.h
+distribute := internals.h queue.h restart.h spinlock.h smp.h tst-signal.sh \
+	      tst-cancel-wrappers.sh libc-tsd.c
+
+routines := forward alloca_cutoff libc-cancellation libc_pthread_init
+shared-only-routines = forward
+
+extra-libs := libpthread
+extra-libs-others := $(extra-libs)
+install-lib-ldscripts := libpthread.so
+
+libpthread-routines := attr cancel condvar join manager mutex ptfork \
+		       ptlongjmp pthread pt-sigsuspend signals specific errno \
+		       lockfile semaphore spinlock rwlock pt-machine \
+		       oldsemaphore events getcpuclockid pspinlock barrier \
+		       ptclock_gettime ptclock_settime sighandler \
+		       pthandles libc-tls-loc pt-allocrtsig \
+		       ptw-write ptw-read ptw-close ptw-fcntl ptw-accept \
+		       ptw-connect ptw-recv ptw-recvfrom ptw-recvmsg \
+		       ptw-send ptw-sendmsg ptw-sendto ptw-fsync ptw-lseek \
+		       ptw-lseek64 ptw-llseek ptw-msync ptw-nanosleep \
+		       ptw-open ptw-open64 ptw-pause ptw-pread ptw-pread64 \
+		       ptw-pwrite ptw-pwrite64 ptw-tcdrain ptw-wait \
+		       ptw-waitpid pt-system old_pthread_atfork pthread_atfork \
+		       ptcleanup
+#		       pthread_setuid pthread_seteuid pthread_setreuid \
+#		       pthread_setresuid \
+#		       pthread_setgid pthread_setegid pthread_setregid \
+#		       pthread_setresgid
+
+# Don't generate deps for calls with no sources.  See sysdeps/unix/Makefile.
+omit-deps = $(unix-syscalls:%=ptw-%)
+
+libpthread-shared-only-routines = pt-allocrtsig
+libpthread-static-only-routines = pthread_atfork
+
+linuxthreads-CPPFLAGS = -DIS_IN_linuxthreads=1
+
+CFLAGS-pthread_atfork.c = -DNOT_IN_libc
+
+nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete
+initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst
+LDFLAGS-pthread.so = $(nodelete-$(have-z-nodelete)) \
+		     $(initfirst-$(have-z-initfirst))
+
+vpath %.c Examples
+
+tst-cancel-ARGS = "$(objpfx)"
+CFLAGS-tst-cancel.c = -fno-inline -fno-inline-functions
+
+include ../Makeconfig
+
+ifeq ($(build-shared),yes)
+
+# Set the `multidir' variable by grabbing the variable from the compiler.
+# We do it once and save the result in a generated makefile.
+-include $(objpfx)multidir.mk
+$(objpfx)multidir.mk: $(common-objpfx)config.make
+	$(make-target-directory)
+	dir=`$(CC) $(CFLAGS) $(CPPFLAGS) -print-multi-directory`; \
+	echo "multidir := $$dir" > $@T
+	mv -f $@T $@
+generated += multidir.mk
+
+crti-objs := crti.o
+crtn-objs := crtn.o
+ifneq (,$(patsubst .,,$(multidir)))
+generated-dirs := $(firstword $(subst /, , $(multidir)))
+crti-objs += $(multidir)/crti.o
+crtn-objs += $(multidir)/crtn.o
+omit-deps += $(multidir)/crti $(multidir)/crtn
+endif
+extra-objs += $(crti-objs) $(crtn-objs)
+omit-deps += crti crtn
+
+CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time)
+endif
+
+librt-tests = ex10 ex11 tst-clock1
+tests = ex1 ex2 ex3 ex4 ex5 ex6 ex7 ex8 ex9 $(librt-tests) ex12 ex13 joinrace \
+	tststack $(tests-nodelete-$(have-z-nodelete)) ecmutex ex14 ex15 ex16 \
+	ex17 ex18 tst-cancel tst-context bug-sleep \
+	tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \
+	tst-cancel6 tst-cancel7 tst-cancel8 tst-popen tst-popen2 tst-attr1 \
+	tst-stack1
+test-srcs = tst-signal
+# These tests are linked with libc before libpthread
+tests-reverse += tst-cancel5
+
+ifeq ($(build-static),yes)
+tests += tststatic tst-static-locale tst-cancel-static
+tests-static += tststatic tst-static-locale tst-cancel-static
+endif
+
+ifeq (yes,$(build-shared))
+tests-nodelete-yes = unload
+tests += tst-tls1 tst-_res1
+endif
+
+modules-names = tst-_res1mod1 tst-_res1mod2 \
+		tst-tls1mod tst-tls1moda tst-tls1modb tst-tls1modc \
+		tst-tls1modd tst-tls1mode tst-tls1modf
+extra-objs += $(addsuffix .os,$(strip $(modules-names)))
+generated += $(addsuffix .so,$(strip $(modules-names)))
+test-extras += $(modules-names)
+test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names)))
+
+tst-tls1mod.so-no-z-defs = yes
+tst-tls1moda.so-no-z-defs = yes
+tst-tls1modb.so-no-z-defs = yes
+tst-tls1modc.so-no-z-defs = yes
+tst-tls1modd.so-no-z-defs = yes
+tst-tls1mode.so-no-z-defs = yes
+tst-tls1modf.so-no-z-defs = yes
+
+$(test-modules): $(objpfx)%.so: $(objpfx)%.os $(common-objpfx)shlib.lds
+	$(build-module)
+
+ifeq ($(build-shared),yes)
+# Build all the modules even when not actually running test programs.
+tests: $(test-modules)
+endif
+
+# What we install as libpthread.so for programs to link against is in fact a
+# link script.  It contains references for the various libraries we need.
+# The libpthread.so object is not complete since some functions are only defined
+# in libpthread_nonshared.a.
+# We need to use absolute paths since otherwise local copies (if they exist)
+# of the files are taken by the linker.
+install: $(inst_libdir)/libpthread.so
+$(inst_libdir)/libpthread.so: $(common-objpfx)format.lds \
+			      $(objpfx)libpthread.so$(libpthread.so-version) \
+			      $(inst_libdir)/$(patsubst %,$(libtype.oS),\
+							$(libprefix)pthread) \
+			      $(+force)
+	(echo '/* GNU ld script';\
+	 echo '   Use the shared library, but some functions are only in';\
+	 echo '   the static library, so try that secondarily.  */';\
+	 cat $<; \
+	 echo 'GROUP ( $(slibdir)/libpthread.so$(libpthread.so-version)' \
+	      '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)pthread)'\
+	      ')' \
+	) > $@.new
+	mv -f $@.new $@
+
+
+extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
+$(objpfx)libpthread.so: $(addprefix $(objpfx),$(crti-objs) $(crtn-objs))
+$(objpfx)libpthread.so: +preinit += $(addprefix $(objpfx),$(crti-objs))
+$(objpfx)libpthread.so: +postinit += $(addprefix $(objpfx),$(crtn-objs))
+
+znodelete-yes = -DHAVE_Z_NODELETE
+CFLAGS-mutex.c += -D__NO_WEAK_PTHREAD_ALIASES
+CFLAGS-specific.c += -D__NO_WEAK_PTHREAD_ALIASES
+CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete))
+CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES
+CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES -D_RPC_THREAD_SAFE_
+CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\"
+CFLAGS-mutex.c += $(uses-callbacks)
+CFLAGS-sighandler.c += $(uses-callbacks)
+
+ifeq (yes,$(versioning))
+-include $(common-objpfx)tls.make
+libc-ok-for-link = $(use-thread)
+else
+libc-ok-for-link = yes
+endif
+
+ifeq (no,$(libc-ok-for-link))
+# These hacks are necessary to let us link against a libc.so that exports
+# the symbols _errno, _h_errno, and _res.  Those symbols are accessible
+# in libc at runtime (dynamic linkable), but are not exported at link time
+# so that applications cannot link against them.  However, libpthread.so
+# needs to link against them for its __errno_location et al functions to
+# find the locations that libc's symbols resolve to.  We cannot do this
+# with aliases in libc.so(GLIBC_PRIVATE), because we need to refer to an
+# executable's symbols when it defines them with copy relocs.
+libc-link.so = $(objpfx)libc.so
+
+$(objpfx)libc_pic_lite.a: $(common-objpfx)libc_pic.a
+	cp $< $@T
+	$(AR) d $@T errno.os herrno.os res_libc.os
+	mv -f $@T $@
+
+extra-objs += libc-tsd.os
+$(objpfx)libc_pic_lite.os: $(objpfx)libc_pic_lite.a $(objpfx)libc-tsd.os
+	$(LINK.o) -nostdlib -nostartfiles -r -o $@ \
+		  $(LDFLAGS-c_pic.os) -Wl,-d -Wl,--whole-archive $^
+
+# This trick leaves errno and h_errno undefined.
+libc.so-no-z-defs = yes
+
+$(objpfx)libc.so: $(elfobjdir)/soinit.os \
+		  $(objpfx)libc_pic_lite.os \
+		  $(elfobjdir)/sofini.os \
+		  $(elfobjdir)/interp.os $(elfobjdir)/ld.so
+	$(build-shlib)
+
+generated += libc_pic_lite.a libc_pic_lite.os libc.so libc-tsd.os
+else
+libc-link.so = $(common-objpfx)libc.so
+endif
+
+include ../Rules
+
+# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
+# This ensures they will load libc.so for needed symbols if loaded by
+# a statically-linked program that hasn't already loaded it.
+# Depend on ld.so too to get proper versions of ld.so symbols.
+$(objpfx)libpthread.so: $(libc-link.so) $(common-objpfx)libc_nonshared.a \
+			$(if $(filter yes,$(elf)), $(elfobjdir)/ld.so)
+
+# Make sure we link with the thread library.
+ifeq ($(build-shared),yes)
+$(addprefix $(objpfx), \
+  $(filter-out $(tests-static) $(tests-reverse) unload, \
+    $(tests) $(test-srcs))): $(objpfx)libpthread.so \
+			     $(objpfx)libpthread_nonshared.a
+# $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so,
+# since otherwise libpthread.so comes before libc.so when linking.
+$(addprefix $(objpfx), $(tests-reverse)): \
+  $(objpfx)../libc.so $(objpfx)libpthread.so \
+  $(objpfx)libpthread_nonshared.a
+$(objpfx)../libc.so: $(common-objpfx)libc.so ;
+$(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so
+$(objpfx)unload: $(common-objpfx)dlfcn/libdl.so
+$(objpfx)unload.out: $(objpfx)libpthread.so $(objpfx)libpthread_nonshared.a
+else
+$(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
+$(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.a
+endif
+ifeq ($(build-bounded),yes)
+$(tests:%=$(objpfx)%-bp): $(objpfx)libpthread_b.a
+$(librt-tests:%=$(objpfx)%-bp): $(common-objpfx)rt/librt_b.a
+endif
+
+ifeq ($(build-static),yes)
+$(addprefix $(objpfx), $(tests-static)): $(objpfx)libpthread.a
+endif
+
+ifeq ($(build-shared),yes)
+vpath pt-initfini.c $(full_config_sysdirs)
+
+$(objpfx)pt-initfini.s: pt-initfini.c
+	$(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \
+		$(patsubst -f%,-fno-%,$(exceptions)) -o $@
+
+# We only have one kind of startup code files.  Static binaries and
+# shared libraries are build using the PIC version.
+$(objpfx)crti.S: $(objpfx)pt-initfini.s
+	sed -n -e '1,/@HEADER_ENDS/p' \
+	       -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
+	       -e '/@TRAILER_BEGINS/,$$p' $< > $@
+$(objpfx)crtn.S: $(objpfx)pt-initfini.s
+	sed -n -e '1,/@HEADER_ENDS/p' \
+	       -e '/@_.*_EPILOG_BEGINS/,/@_.*_EPILOG_ENDS/p' \
+	       -e '/@TRAILER_BEGINS/,$$p' $< > $@
+
+$(objpfx)defs.h: $(objpfx)pt-initfini.s
+	sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
+		$(AWK) -f ../csu/defs.awk > $@
+
+$(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h
+	$(compile.S) -g0 $(ASFLAGS-.os) -o $@
+
+$(objpfx)crtn.o: $(objpfx)crtn.S $(objpfx)defs.h
+	$(compile.S) -g0 $(ASFLAGS-.os) -o $@
+
+ifneq ($(multidir),.)
+$(objpfx)$(multidir):
+	@mkdir -p $(objpfx)$(multidir)
+
+$(objpfx)$(multidir)/crti.o: $(objpfx)crti.o $(objpfx)$(multidir)
+	ln -f $< $@
+
+$(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir)
+	ln -f $< $@
+endif
+
+generated += crti.S crtn.S defs.h pt-initfini.s libpthread_nonshared.a
+endif
+
+ifeq (yes,$(build-static-nss))
+otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
+             $(resolvobjdir)/libresolv.a
+endif
+
+ifeq (yes,$(build-shared))
+$(objpfx)tst-_res1mod2.so: $(objpfx)tst-_res1mod1.so
+$(objpfx)tst-_res1: $(objpfx)tst-_res1mod2.so $(shared-thread-library)
+
+$(objpfx)tst-tls1: $(objpfx)tst-tls1mod.so $(shared-thread-library)
+
+tests: $(objpfx)tst-tls2.out
+$(objpfx)tst-tls2.out: tst-tls2.sh $(objpfx)tst-tls1 \
+		       $(objpfx)tst-tls1moda.so $(objpfx)tst-tls1modb.so \
+		       $(objpfx)tst-tls1modc.so $(objpfx)tst-tls1modd.so \
+		       $(objpfx)tst-tls1mode.so $(objpfx)tst-tls1modf.so
+	$(SHELL) -e tst-tls2.sh $(common-objpfx) $(elf-objpfx) \
+		    $(rtld-installed-name)
+generated += tst-tls2.out
+endif
+
+ifeq (no,$(cross-compiling))
+ifeq (yes,$(build-shared))
+tests: $(objpfx)tst-signal.out $(objpfx)tst-cancel-wrappers.out
+$(objpfx)tst-signal.out: tst-signal.sh $(objpfx)tst-signal
+	$(SHELL) -e $< $(common-objpfx) > $@
+$(objpfx)tst-cancel-wrappers.out: tst-cancel-wrappers.sh
+	$(SHELL) $< $(common-objpfx)/libc_pic.a \
+		    $(common-objpfx)/libc.a \
+		    $(objpfx)/libpthread_pic.a \
+		    $(objpfx)/libpthread.a > $@
+generated += tst-signal.out tst-cancel-wrappers.out
+endif
+endif