linuxthreads/Makefile

   1 # Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, write to the Free
  16 # Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17 # 02111-1307 USA.
  18
  19 #
  20 #       Sub-makefile for linuxthreads portion of the library.
  21 #
  22 subdir  := linuxthreads
  23
  24 linuxthreads-version := $(shell sed -n 's/^.*$(subdir)-\([0-9.]*\).*$$/\1/p' \
  25                                     Banner)
  26
  27 headers := pthread.h semaphore.h
  28 distribute := internals.h queue.h restart.h spinlock.h
  29
  30 routines := weaks no-tsd
  31
  32 extra-libs := libpthread
  33 extra-libs-others := $(extra-libs)
  34
  35 libpthread-routines := attr cancel condvar join manager mutex ptfork \
  36                        ptlongjmp pthread signals specific errno lockfile \
  37                        semaphore spinlock wrapsyscall rwlock pt-machine \
  38                        oldsemaphore events getcpuclockid pspinlock barrier \
  39                        ptclock_gettime ptclock_settime
  40
  41 nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete
  42 initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst
  43 LDFLAGS-pthread.so = $(nodelete-$(have-z-nodelete)) \
  44                      $(initfirst-$(have-z-initfirst))
  45
  46 vpath %.c Examples
  47
  48 tst-cancel-ARGS = "$(objpfx)"
  49 CFLAGS-tst-cancel.c = -fno-inline
  50
  51 include ../Makeconfig
  52
  53 ifeq ($(build-shared),yes)
  54 extra-objs += crti.o
  55 omit-deps += crti
  56
  57 CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions
  58 endif
  59
  60 librt-tests = ex10 ex11
  61 tests = ex1 ex2 ex3 ex4 ex5 ex6 ex7 ex8 ex9 $(librt-tests) ex12 ex13 joinrace \
  62         tststack $(tests-nodelete-$(have-z-nodelete)) ecmutex ex14 ex15 ex16 \
  63         ex17 tst-cancel
  64
  65 ifeq (yes,$(build-shared))
  66 tests-nodelete-yes = unload
  67 endif
  68
  69 include ../Rules
  70
  71 extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
  72 $(objpfx)libpthread.so: $(objpfx)crti.o
  73 $(objpfx)libpthread.so: +preinit += $(objpfx)crti.o
  74
  75 znodelete-yes = -DHAVE_Z_NODELETE
  76 CFLAGS-mutex.c += -D__NO_WEAK_PTHREAD_ALIASES
  77 CFLAGS-specific.c += -D__NO_WEAK_PTHREAD_ALIASES
  78 CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete))
  79 CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES
  80 CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES -D_RPC_THREAD_SAFE_
  81 CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\"
  82
  83 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
  84 # This ensures they will load libc.so for needed symbols if loaded by
  85 # a statically-linked program that hasn't already loaded it.
  86 $(objpfx)libpthread.so: $(common-objpfx)libc.so \
  87                         $(common-objpfx)libc_nonshared.a
  88
  89 # Make sure we link with the thread library.
  90 ifeq ($(build-shared),yes)
  91 $(addprefix $(objpfx),$(tests)): $(objpfx)libpthread.so
  92 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so
  93 $(objpfx)unload: $(common-objpfx)dlfcn/libdl.so
  94 else
  95 $(addprefix $(objpfx),$(tests)): $(objpfx)libpthread.a
  96 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.a
  97 endif
  98 ifeq ($(build-bounded),yes)
  99 $(tests:%=$(objpfx)%-bp): $(objpfx)libpthread_b.a
 100 $(librt-tests:%=$(objpfx)%-bp): $(common-objpfx)rt/librt_b.a
 101 endif
 102
 103 ifeq ($(build-shared),yes)
 104 vpath pt-initfini.c $(full_config_sysdirs)
 105
 106 $(objpfx)pt-initfini.s: pt-initfini.c
 107         $(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \
 108                 $(patsubst -f%,-fno-%,$(exceptions)) -o $@
 109
 110 # We only have one kind of startup code files.  Static binaries and
 111 # shared libraries are build using the PIC version.
 112 $(objpfx)crti.S: $(objpfx)pt-initfini.s
 113         sed -n -e '1,/@HEADER_ENDS/p' \
 114                -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
 115                -e '/@TRAILER_BEGINS/,$$p' $< > $@
 116
 117 $(objpfx)defs.h: $(objpfx)pt-initfini.s
 118         sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
 119                 $(AWK) -f ../csu/defs.awk > $@
 120
 121 $(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h
 122         $(compile.S) -g0 $(ASFLAGS-.os) -o $@
 123
 124 generated += crti.S defs.h pt-initfini.s
 125 endif
 126
 127 ifeq (yes,$(build-static-nss))
 128 otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
 129              $(resolvobjdir)/libresolv.a
 130 endif