glibc/sysdeps/mach/Makefile
Agustina Arzille fb4cc8a0c2 hurd: Reimplement libc locks using mach's gsync
* hurd/Makefile (routines): Add hurdlock.
	* hurd/Versions (GLIBC_PRIVATE): Added new entry to export the above
	interface.
	(HURD_CTHREADS_0.3): Remove __libc_getspecific.
	* hurd/hurdpid.c: Include <lowlevellock.h>
	(_S_msg_proc_newids): Use lll_wait to synchronize.
	* hurd/hurdsig.c: (reauth_proc): Use __mutex_lock and __mutex_unlock.
	* hurd/setauth.c: Include <hurdlock.h>, use integer for synchronization.
	* mach/Makefile (lock-headers): Remove machine-lock.h.
	* mach/lock-intern.h: Include <lowlevellock.h> instead of
	<machine-lock.h>.
	(__spin_lock_t): New type.
	(__SPIN_LOCK_INITIALIZER): New macro.
	(__spin_lock, __spin_unlock, __spin_try_lock, __spin_lock_locked,
	__mutex_init, __mutex_lock_solid, __mutex_unlock_solid, __mutex_lock,
	__mutex_unlock, __mutex_trylock): Use lll to implement locks.
	* mach/mutex-init.c: Include <lowlevellock.h> instead of <cthreads.h>.
	(__mutex_init): Initialize with lll.
	* manual/errno.texi (EOWNERDEAD, ENOTRECOVERABLE): New errno values.
	* sysdeps/mach/Makefile: Add libmachuser as dependencies for libs
	needing lll.
	* sysdeps/mach/hurd/bits/errno.h: Regenerate.
	* sysdeps/mach/hurd/cthreads.c (__libc_getspecific): Remove function.
	* sysdeps/mach/hurd/bits/libc-lock.h: Remove file.
	* sysdeps/mach/hurd/setpgid.c: Include <lowlevellock.h>.
	(__setpgid): Use lll for synchronization.
	* sysdeps/mach/hurd/setsid.c: Likewise with __setsid.
	* sysdeps/mach/bits/libc-lock.h: Include <tls.h> and <lowlevellock.h>
	instead of <cthreads.h>.
	(_IO_lock_inexpensive): New macro
	(__libc_lock_recursive_t, __rtld_lock_recursive_t): New structures.
	(__libc_lock_self0): New declaration.
	(__libc_lock_owner_self): New macro.
	(__libc_key_t): Remove type.
	(_LIBC_LOCK_INITIALIZER): New macro.
	(__libc_lock_define_initialized, __libc_lock_init, __libc_lock_fini,
	__libc_lock_fini_recursive, __rtld_lock_fini_recursive,
	__libc_lock_lock, __libc_lock_trylock, __libc_lock_unlock,
	__libc_lock_define_initialized_recursive,
	__rtld_lock_define_initialized_recursive,
	__libc_lock_init_recursive, __libc_lock_trylock_recursive,
	__libc_lock_lock_recursive, __libc_lock_unlock_recursive,
	__rtld_lock_initialize, __rtld_lock_trylock_recursive,
	__rtld_lock_lock_recursive, __rtld_lock_unlock_recursive
	__libc_once_define, __libc_mutex_unlock): Reimplement with lll.
	(__libc_lock_define_recursive, __rtld_lock_define_recursive,
	_LIBC_LOCK_RECURSIVE_INITIALIZER, _RTLD_LOCK_RECURSIVE_INITIALIZER):
	New macros.
	Include <libc-lockP.h> to reimplement libc_key* with pthread_key*.
	* hurd/hurdlock.c: New file.
	* hurd/hurdlock.h: New file.
	* mach/lowlevellock.h: New file
2018-03-18 18:23:45 +01:00

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Makefile

# Copyright (C) 1993-2018 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, see
# <http://www.gnu.org/licenses/>.
ifdef in-Makerules
# Look for header files in mach/ under the top-level library source directory.
# Look for generated header files where they get created.
includes += -I$(..)mach -I$(common-objpfx)mach/
ifneq (mach,$(subdir))
# Subdirectories other than mach/ might use the generated Mach headers.
# So make sure we get a chance to run in mach/ to make them before all else.
mach-objpfx = $(common-objpfx)mach/
else
mach-objpfx = $(objpfx)
endif
# These are all the generated files that <mach.h> includes.
# Actually, it's only some of them. We omit mach_interface.h
# because it's different in Darwin and the conditional crap is
# too much trouble. This should suffice for getting the mach/Makefile
# rules invoked when they need to be.
mach-before-compile := $(mach-objpfx)mach-shortcuts.h \
$(patsubst %,$(mach-objpfx)mach/mach_%.h,\
port host)
ifneq (mach,$(subdir))
# This patsubst generates patterns like `m%h-shortcuts.h', which are damn
# likely to match just the corresponding particular file we want.
$(patsubst mach%,m\%h%,$(mach-before-compile)): mach-before-compile # Run only if doesn't exist.
.PHONY: mach-before-compile
mach-before-compile:
$(MAKE) -C $(..)mach subdir=mach mach-before-compile no_deps=t generating=t
before-compile += $(mach-before-compile)
endif
ifeq (crypt,$(subdir))
LDLIBS-crypt.so += $(objdir)/mach/libmachuser.so
else ifeq (dlfcn,$(subdir))
LDLIBS-dl.so += $(objdir)/mach/libmachuser.so
else ifeq (nis,$(subdir))
LDLIBS-nsl.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_nis.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_nisplus.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_compat.so += $(objdir)/mach/libmachuser.so
else ifeq (nss,$(subdir))
LDLIBS-nss.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_files.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_db.so += $(objdir)/mach/libmachuser.so
LDLIBS-nss_compat.so += $(objdir)/mach/libmachuser.so
else ifeq (hesiod,$(subdir))
LDLIBS-nss_hesiod.so += $(objdir)/mach/libmachuser.so
else ifeq (posix,$(subdir))
LDLIBS-tst-rfc3484 += $(objdir)/mach/libmachuser.so
LDLIBS-tst-rfc3484-2 += $(objdir)/mach/libmachuser.so
LDLIBS-tst-rfc3484-3 += $(objdir)/mach/libmachuser.so
else ifeq (nscd,$(subdir))
LDLIBS-nscd += $(objdir)/mach/libmachuser.so
endif
LDLIBS-pthread.so += $(objdir)/mach/libmachuser.so
endif # in-Makerules