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 tst-signal.sh
  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 ex18 tst-cancel tst-context
  64 test-srcs = tst-signal
  65
  66 ifeq (yes,$(build-shared))
  67 tests-nodelete-yes = unload
  68 endif
  69
  70 include ../Rules
  71
  72 extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
  73 $(objpfx)libpthread.so: $(objpfx)crti.o
  74 $(objpfx)libpthread.so: +preinit += $(objpfx)crti.o
  75
  76 znodelete-yes = -DHAVE_Z_NODELETE
  77 CFLAGS-mutex.c += -D__NO_WEAK_PTHREAD_ALIASES
  78 CFLAGS-specific.c += -D__NO_WEAK_PTHREAD_ALIASES
  79 CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete))
  80 CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES
  81 CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES -D_RPC_THREAD_SAFE_
  82 CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\"
  83
  84 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
  85 # This ensures they will load libc.so for needed symbols if loaded by
  86 # a statically-linked program that hasn't already loaded it.
  87 $(objpfx)libpthread.so: $(common-objpfx)libc.so \
  88                         $(common-objpfx)libc_nonshared.a
  89
  90 # Make sure we link with the thread library.
  91 ifeq ($(build-shared),yes)
  92 $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.so
  93 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so
  94 $(objpfx)unload: $(common-objpfx)dlfcn/libdl.so
  95 else
  96 $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
  97 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.a
  98 endif
  99 ifeq ($(build-bounded),yes)
 100 $(tests:%=$(objpfx)%-bp): $(objpfx)libpthread_b.a
 101 $(librt-tests:%=$(objpfx)%-bp): $(common-objpfx)rt/librt_b.a
 102 endif
 103
 104 ifeq ($(build-shared),yes)
 105 vpath pt-initfini.c $(full_config_sysdirs)
 106
 107 $(objpfx)pt-initfini.s: pt-initfini.c
 108         $(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \
 109                 $(patsubst -f%,-fno-%,$(exceptions)) -o $@
 110
 111 # We only have one kind of startup code files.  Static binaries and
 112 # shared libraries are build using the PIC version.
 113 $(objpfx)crti.S: $(objpfx)pt-initfini.s
 114         sed -n -e '1,/@HEADER_ENDS/p' \
 115                -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
 116                -e '/@TRAILER_BEGINS/,$$p' $< > $@
 117
 118 $(objpfx)defs.h: $(objpfx)pt-initfini.s
 119         sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
 120                 $(AWK) -f ../csu/defs.awk > $@
 121
 122 $(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h
 123         $(compile.S) -g0 $(ASFLAGS-.os) -o $@
 124
 125 generated += crti.S defs.h pt-initfini.s
 126 endif
 127
 128 ifeq (yes,$(build-static-nss))
 129 otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
 130              $(resolvobjdir)/libresolv.a
 131 endif
 132
 133 ifeq (no,$(cross-compiling))
 134 ifeq (yes,$(build-shared))
 135 tests: $(objpfx)tst-signal.out
 136 $(objpfx)tst-signal.out: tst-signal.sh $(objpfx)tst-signal
 137         $(SHELL) -e $< $(common-objpfx)
 138 endif
 139 endif