nptl/Makefile

   1 # Copyright (C) 2002, 2003 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 NPTL portion of the library.
  21 #
  22 subdir  := nptl
  23
  24 nptl-version := $(shell sed -n 's/^.*$(subdir) \([0-9.]*\).*$$/\1/p' Banner)
  25
  26 headers := pthread.h semaphore.h bits/semaphore.h
  27
  28 extra-libs := libpthread
  29 extra-libs-others := $(extra-libs)
  30
  31 routines = alloca_cutoff forward libc-lowlevellock libc-lowlevelmutex \
  32            libc-cancellation
  33 shared-only-routines = forward
  34
  35 libpthread-routines = init events version \
  36                       pthread_create pthread_exit pthread_detach \
  37                       pthread_join pthread_tryjoin pthread_timedjoin \
  38                       pthread_self pthread_equal pthread_yield \
  39                       pthread_getconcurrency pthread_setconcurrency \
  40                       pthread_getschedparam pthread_setschedparam \
  41                       pthread_attr_init pthread_attr_destroy \
  42                       pthread_attr_getdetachstate pthread_attr_setdetachstate \
  43                       pthread_attr_getguardsize pthread_attr_setguardsize \
  44                       pthread_attr_getschedparam pthread_attr_setschedparam \
  45                       pthread_attr_getschedpolicy pthread_attr_setschedpolicy \
  46                       pthread_attr_getinheritsched \
  47                       pthread_attr_setinheritsched \
  48                       pthread_attr_getscope pthread_attr_setscope \
  49                       pthread_attr_getstackaddr pthread_attr_setstackaddr \
  50                       pthread_attr_getstacksize pthread_attr_setstacksize \
  51                       pthread_attr_getstack pthread_attr_setstack \
  52                       pthread_getattr_np \
  53                       pthread_mutex_init pthread_mutex_destroy \
  54                       pthread_mutex_lock pthread_mutex_trylock \
  55                       pthread_mutex_timedlock pthread_mutex_unlock \
  56                       pthread_mutexattr_init pthread_mutexattr_destroy \
  57                       pthread_mutexattr_getpshared \
  58                       pthread_mutexattr_setpshared \
  59                       pthread_mutexattr_gettype pthread_mutexattr_settype \
  60                       pthread_rwlock_init pthread_rwlock_destroy \
  61                       pthread_rwlock_rdlock pthread_rwlock_timedrdlock \
  62                       pthread_rwlock_wrlock pthread_rwlock_timedwrlock \
  63                       pthread_rwlock_tryrdlock pthread_rwlock_trywrlock \
  64                       pthread_rwlock_unlock \
  65                       pthread_rwlockattr_init pthread_rwlockattr_destroy \
  66                       pthread_rwlockattr_getpshared \
  67                       pthread_rwlockattr_setpshared \
  68                       pthread_rwlockattr_getkind_np \
  69                       pthread_rwlockattr_setkind_np \
  70                       pthread_cond_init pthread_cond_destroy \
  71                       pthread_cond_wait pthread_cond_timedwait \
  72                       pthread_cond_signal pthread_cond_broadcast \
  73                       old_pthread_cond_init old_pthread_cond_destroy \
  74                       old_pthread_cond_wait old_pthread_cond_timedwait \
  75                       old_pthread_cond_signal old_pthread_cond_broadcast \
  76                       pthread_condattr_init pthread_condattr_destroy \
  77                       pthread_condattr_getpshared pthread_condattr_setpshared \
  78                       pthread_spin_init pthread_spin_destroy \
  79                       pthread_spin_lock pthread_spin_trylock \
  80                       pthread_spin_unlock \
  81                       pthread_barrier_init pthread_barrier_destroy \
  82                       pthread_barrier_wait \
  83                       pthread_barrierattr_init pthread_barrierattr_destroy \
  84                       pthread_barrierattr_getpshared \
  85                       pthread_barrierattr_setpshared \
  86                       pthread_key_create pthread_key_delete \
  87                       pthread_getspecific pthread_setspecific \
  88                       pthread_sigmask pthread_kill \
  89                       pthread_cancel pthread_testcancel \
  90                       pthread_setcancelstate pthread_setcanceltype \
  91                       pthread_once \
  92                       old_pthread_atfork\
  93                       pthread_getcpuclockid \
  94                       pthread_clock_gettime pthread_clock_settime \
  95                       sem_init sem_destroy \
  96                       sem_open sem_close sem_unlink \
  97                       sem_getvalue \
  98                       sem_wait sem_trywait sem_timedwait sem_post \
  99                       cleanup cleanup_defer \
 100                       pt-longjmp \
 101                       cancellation \
 102                       lowlevellock lowlevelmutex \
 103                       pt-vfork \
 104                       ptw-write ptw-read ptw-close ptw-fcntl ptw-accept \
 105                       ptw-connect ptw-recv ptw-recvfrom ptw-recvmsg ptw-send \
 106                       ptw-sendmsg ptw-sendto ptw-fsync ptw-lseek ptw-llseek \
 107                       ptw-msync ptw-nanosleep ptw-open ptw-open64 ptw-pause \
 108                       ptw-pread ptw-pread64 ptw-pwrite ptw-pwrite64 \
 109                       ptw-tcdrain ptw-wait ptw-waitpid ptw-msgrcv ptw-msgsnd \
 110                       ptw-sigwait \
 111                       pt-raise pt-system \
 112                       flockfile ftrylockfile funlockfile \
 113                       sigaction \
 114                       herrno res pt-allocrtsig \
 115                       pthread_kill_other_threads
 116
 117 libpthread-shared-only-routines = version pt-allocrtsig
 118
 119 libpthread-nonshared = pthread_atfork
 120
 121 CFLAGS-pthread_atfork.c = -DNOT_IN_libc
 122
 123 # Don't generate deps for calls with no sources.  See sysdeps/unix/Makefile.
 124 omit-deps = $(unix-syscalls:%=ptw-%)
 125
 126
 127 tests = tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 tst-mutex5 tst-mutex6 \
 128         tst-mutex7 \
 129         tst-spin1 tst-spin2 tst-spin3 \
 130         tst-cond1 tst-cond2 tst-cond3 tst-cond4 tst-cond5 tst-cond6 tst-cond7 \
 131         tst-rwlock1 tst-rwlock2 tst-rwlock3 tst-rwlock4 tst-rwlock5 \
 132         tst-rwlock6 tst-rwlock7 \
 133         tst-once1 tst-once2 \
 134         tst-key1 tst-key2 tst-key3 \
 135         tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 \
 136         tst-barrier1 tst-barrier2 tst-barrier3 \
 137         tst-basic1 tst-basic2 \
 138         tst-join1 tst-join2 tst-join3 \
 139         tst-tsd1 tst-tsd2 \
 140         tst-fork1 tst-fork2 tst-fork3 \
 141         tst-atfork1 \
 142         tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \
 143         tst-cancel6 tst-cancel7 \
 144         tst-cleanup1 tst-cleanup2 \
 145         tst-flock1 tst-flock2 \
 146         tst-signal1 tst-signal2 tst-signal3 \
 147         tst-exec1 tst-exec2 tst-exec3 \
 148         tst-exit1 \
 149         tst-stdio1 tst-stdio2 \
 150         tst-stack1 \
 151         tst-unload \
 152         tst-sysconf \
 153         tst-locale1 tst-locale2
 154
 155 LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
 156
 157
 158 include ../Makeconfig
 159
 160 ifeq ($(build-shared),yes)
 161 others: $(objpfx)libpthread_nonshared.a
 162 endif
 163
 164 $(objpfx)libpthread_nonshared.a: $(addprefix $(objpfx),$(addsuffix .os,$(libpthread-nonshared)))
 165         $(AR) $(ARFLAGS) $@ $^
 166
 167 ifeq ($(build-shared),yes)
 168 extra-objs += crti.o
 169 omit-deps += crti
 170
 171 CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions
 172 endif
 173
 174 CFLAGS-flockfile.c = -D_IO_MTSAFE_IO
 175 CFLAGS-ftrylockfile.c = -D_IO_MTSAFE_IO
 176 CFLAGS-funlockfile.c = -D_IO_MTSAFE_IO
 177
 178 ifeq ($(build-static),yes)
 179 tests-static += tst-locale1 tst-locale2
 180 endif
 181 # These tests are linked with libc before libpthread
 182 tests-reverse += tst-cancel5
 183
 184 include ../Rules
 185
 186 # What we install as libpthread.so for programs to link against is in fact a
 187 # link script.  It contains references for the various libraries we need.
 188 # The libpthread.so object is not complete since some functions are only
 189 # defined in libpthread_nonshared.a.
 190 # We need to use absolute paths since otherwise local copies (if they exist)
 191 # of the files are taken by the linker.
 192 install: $(inst_libdir)/libpthread.so
 193 $(inst_libdir)/libpthread.so: $(common-objpfx)format.lds \
 194                               $(objpfx)libpthread.so$(libpthread.so-version) \
 195                               $(inst_libdir)/$(patsubst %,$(libtype.oS),\
 196                                                         $(libprefix)pthread) \
 197                               $(+force)
 198         (echo '/* GNU ld script';\
 199          echo '   Use the shared library, but some functions are only in';\
 200          echo '   the static library, so try that secondarily.  */';\
 201          cat $<; \
 202          echo 'GROUP ( $(slibdir)/libpthread.so$(libpthread.so-version)' \
 203               '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)pthread)'\
 204               ')' \
 205         ) > $@.new
 206         mv -f $@.new $@
 207 $(inst_libdir)/libpthread_nonshared.a: $(objpfx)libpthread_nonshared.a
 208         $(do-install)
 209
 210 # 'pthread_self' is a simple memory or register load.  Setting up the
 211 # stack frame is more work than the actual operation.  Disable the
 212 # frame creation entirely.  This will help applications which call the
 213 # function frequently to get a thread-specific handle.
 214 CFLAGS-pthread_self.os += -fomit-frame-pointer
 215
 216 CFLAGS-tst-unload.c += -DPREFIX=\"$(objpfx)\"
 217
 218 tst-cancel7-ARGS = --command "$(built-program-cmd)"
 219
 220 extra-B-pthread.so = -B$(common-objpfx)nptl/
 221 $(objpfx)libpthread.so: $(objpfx)crti.o
 222 $(objpfx)libpthread.so: +preinit += $(objpfx)crti.o
 223
 224 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
 225 # This ensures they will load libc.so for needed symbols if loaded by
 226 # a statically-linked program that hasn't already loaded it.
 227 # Depend on ld.so too to get proper versions of ld.so symbols.
 228 $(objpfx)libpthread.so: $(common-objpfx)libc.so \
 229                         $(common-objpfx)libc_nonshared.a \
 230                         $(if $(filter yes,$(elf)), $(elfobjdir)/ld.so)
 231
 232 # Make sure we link with the thread library.
 233 ifeq ($(build-shared),yes)
 234 $(addprefix $(objpfx), \
 235   $(filter-out $(tests-static) $(tests-reverse), \
 236     $(tests) $(test-srcs))): $(objpfx)libpthread.so \
 237                              $(objpfx)libpthread_nonshared.a
 238 $(objpfx)tst-unload: $(common-objpfx)dlfcn/libdl.so
 239 # $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so,
 240 # since otherwise libpthread.so comes before libc.so when linking.
 241 $(addprefix $(objpfx), $(tests-reverse)): \
 242   $(objpfx)../libc.so $(objpfx)libpthread.so \
 243   $(objpfx)libpthread_nonshared.a
 244 $(addprefix $(objpfx),$(tests-static)): $(objpfx)libpthread.a
 245 else
 246 $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
 247 endif
 248
 249 ifeq ($(build-shared),yes)
 250 vpath pt-initfini.c $(full_config_sysdirs)
 251
 252 $(objpfx)pt-initfini.s: pt-initfini.c
 253         $(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \
 254                 $(patsubst -f%,-fno-%,$(exceptions)) -o $@
 255
 256 # We only have one kind of startup code files.  Static binaries and
 257 # shared libraries are build using the PIC version.
 258 $(objpfx)crti.S: $(objpfx)pt-initfini.s
 259         sed -n -e '1,/@HEADER_ENDS/p' \
 260                -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
 261                -e '/@TRAILER_BEGINS/,$$p' $< > $@
 262
 263 $(objpfx)defs.h: $(objpfx)pt-initfini.s
 264         sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
 265                 $(AWK) -f ../csu/defs.awk > $@
 266
 267 $(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h
 268         $(compile.S) -g0 $(ASFLAGS-.os) -o $@
 269
 270 generated += crti.S defs.h pt-initfini.s
 271
 272 $(objpfx)version.os: $(objpfx)banner.h
 273 $(objpfx)banner.h: Banner
 274         sed 's/\(.*\)/"\1\\n"/' $< > $@
 275 generated += banner.h
 276 # Give libpthread.so an entry point and make it directly runnable itself.
 277 LDFLAGS-pthread.so += -e __nptl_main
 278 endif
 279
 280 ifeq (no,$(cross-compiling))
 281 ifeq (yes,$(build-shared))
 282 tests: $(objpfx)tst-cancel-wrappers.out
 283 $(objpfx)tst-cancel-wrappers.out: tst-cancel-wrappers.sh
 284         $(SHELL) $< $(common-objpfx)libc_pic.a \
 285                     $(common-objpfx)libc.a \
 286                     $(objpfx)libpthread_pic.a \
 287                     $(objpfx)libpthread.a > $@
 288 endif
 289 endif