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 Library General Public License as
   6 # published by the Free Software Foundation; either version 2 of the
   7 # 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 # Library General Public License for more details.
  13
  14 # You should have received a copy of the GNU Library General Public
  15 # License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16 # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17 # Boston, MA 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
  40 nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete
  41 initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst
  42 LDFLAGS-pthread.so = $(nodelete-$(have-z-nodelete)) \
  43                      $(initfirst-$(have-z-initfirst))
  44
  45 vpath %.c Examples
  46
  47 include ../Makeconfig
  48
  49 ifeq ($(build-shared),yes)
  50 before-compile := $(objpfx)crti.o
  51 extra-objs = crti.o
  52
  53 CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions
  54 endif
  55
  56 librt-tests = ex10 ex11
  57 tests = ex1 ex2 ex3 ex4 ex5 ex6 ex7 ex8 ex9 $(librt-tests) ex12 ex13 joinrace \
  58         tststack $(tests-nodelete-$(have-z-nodelete)) ecmutex ex14 ex15 ex16
  59
  60 ifeq (yes,$(build-shared))
  61 tests-nodelete-yes = unload
  62 endif
  63
  64 include ../Rules
  65
  66 extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
  67
  68 znodelete-yes = -DHAVE_Z_NODELETE
  69 CFLAGS-mutex.c += -D__NO_WEAK_PTHREAD_ALIASES
  70 CFLAGS-specific.c += -D__NO_WEAK_PTHREAD_ALIASES
  71 CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete))
  72 CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES
  73 CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES
  74 CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\"
  75
  76 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
  77 # This ensures they will load libc.so for needed symbols if loaded by
  78 # a statically-linked program that hasn't already loaded it.
  79 $(objpfx)libpthread.so: $(common-objpfx)libc.so
  80
  81 # Make sure we link with the thread library.
  82 ifeq ($(build-shared),yes)
  83 $(addprefix $(objpfx),$(tests)): $(objpfx)libpthread.so
  84 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so
  85 $(objpfx)unload: $(common-objpfx)dlfcn/libdl.so
  86 else
  87 $(addprefix $(objpfx),$(tests)): $(objpfx)libpthread.a
  88 $(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.a
  89 endif
  90 ifeq ($(build-bounded),yes)
  91 $(tests:%=$(objpfx)%-bp): $(objpfx)libpthread_b.a
  92 $(librt-tests:%=$(objpfx)%-bp): $(common-objpfx)rt/librt_b.a
  93 endif
  94
  95 ifeq ($(build-shared),yes)
  96 vpath pt-initfini.c $(full_config_sysdirs)
  97
  98 $(objpfx)pt-initfini.s: pt-initfini.c
  99         $(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \
 100                 $(patsubst -f%,-fno-%,$(exceptions)) -o $@
 101
 102 # We only have one kind of startup code files.  Static binaries and
 103 # shared libraries are build using the PIC version.
 104 $(objpfx)crti.S: $(objpfx)pt-initfini.s
 105         sed -n -e '1,/@HEADER_ENDS/p' \
 106                -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
 107                -e '/@TRAILER_BEGINS/,$$p' $< > $@
 108
 109 $(objpfx)defs.h: $(objpfx)pt-initfini.s
 110         sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
 111                 $(AWK) -f ../csu/defs.awk > $@
 112
 113 $(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h
 114         $(compile.S) -g0 $(ASFLAGS-.os) -o $@
 115
 116 generated += crti.S defs.h pt-initfini.s
 117 endif