libpthread/Makefile

   1 # Makefile for uClibc's pthread library
   2 #
   3 # Copyright (C) 2002 Erik Andersen <[email protected]>
   4 #
   5 # This program is free software; you can redistribute it and/or modify it under
   6 # the terms of the GNU Library General Public License as published by the Free
   7 # Software Foundation; either version 2 of the License, or (at your option) any
   8 # later version.
   9 #
  10 # This program is distributed in the hope that it will be useful, but WITHOUT
  11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  12 # FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
  13 # details.
  14 #
  15 # You should have received a copy of the GNU Library General Public License
  16 # along with this program; if not, write to the Free Software Foundation, Inc.,
  17 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18
  19 TOPDIR=../
  20 include $(TOPDIR)Rules.mak
  21
  22 #Adjust the soname version to avoid namespace collisions with glibc's libpthread
  23 LIBPTHREAD=libpthread.a
  24 LIBPTHREAD_SHARED=libpthread.so
  25 LIBPTHREAD_SHARED_FULLNAME=libpthread-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
  26
  27 LIBTHREAD_DB=libthread_db.a
  28 LIBTHREAD_DB_SHARED=libthread_db.so
  29 LIBTHREAD_DB_SHARED_FULLNAME=libthread_db-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
  30
  31 DIRS=
  32 ifeq ($(strip $(UCLIBC_HAS_THREADS)),y)
  33         DIRS+=linuxthreads
  34         LDFLAGS_THREAD:= $(CPU_LDFLAGS-y) -shared --warn-common --warn-once -z combreloc -z defs
  35 ifeq ($(strip $(PTHREADS_DEBUG_SUPPORT)),y)
  36         DIRS+=linuxthreads_db
  37         LDFLAGS_THREAD_DB:= $(CPU_LDFLAGS-y) -shared --warn-common --warn-once -z combreloc
  38 endif
  39 ifeq ($(DODEBUG),n)
  40         LDFLAGS_THREAD_DB+=-s
  41 endif
  42 endif
  43
  44 ifeq ($(strip $(UCLIBC_CTOR_DTOR)),y)
  45         SHARED_START_FILES = $(TOPDIR)lib/crti.o $(LIBGCC_DIR)crtbeginS.o
  46         SHARED_END_FILES = $(LIBGCC_DIR)crtendS.o $(TOPDIR)lib/crtn.o
  47 endif
  48
  49 ALL_SUBDIRS = linuxthreads linuxthreads_db
  50
  51 all: $(LIBPTHREAD) $(LIBTHREAD_DB)
  52
  53 $(LIBPTHREAD): subdirs
  54         @if [ -f $(LIBPTHREAD) ] ; then \
  55                 set -e; \
  56                 $(INSTALL) -d $(TOPDIR)lib; \
  57                 $(RM) $(TOPDIR)lib/$(LIBPTHREAD); \
  58                 $(INSTALL) -m 644 $(LIBPTHREAD) $(TOPDIR)lib; \
  59         fi;
  60
  61 $(LIBTHREAD_DB): subdirs
  62         @if [ -f $(LIBTHREAD_DB) ] ; then \
  63                 set -e; \
  64                 $(INSTALL) -d $(TOPDIR)lib; \
  65                 $(RM) $(TOPDIR)lib/$(LIBTHREAD_DB); \
  66                 $(INSTALL) -m 644 $(LIBTHREAD_DB) $(TOPDIR)lib; \
  67         fi;
  68
  69
  70 $(OBJS): %.o : %.c
  71         $(CC) $(CFLAGS) -c $< -o $@
  72         $(STRIPTOOL) -x -R .note -R .comment $*.o
  73
  74 $(OBJ): Makefile
  75
  76 shared: all
  77         if [ -f $(LIBPTHREAD) ] ; then \
  78                 set -e; \
  79                 $(LD) $(LDFLAGS_THREAD) -soname=$(LIBPTHREAD_SHARED).$(MAJOR_VERSION) \
  80                         -o $(LIBPTHREAD_SHARED_FULLNAME) $(SHARED_START_FILES) --whole-archive $(LIBPTHREAD) \
  81                         --no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
  82                         -L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC) \
  83                         $(SHARED_END_FILES); \
  84                 $(INSTALL) -d $(TOPDIR)lib; \
  85                 $(RM) $(TOPDIR)lib/$(LIBPTHREAD_SHARED_FULLNAME) \
  86                         $(TOPDIR)lib/$(LIBPTHREAD_SHARED).$(MAJOR_VERSION); \
  87                 $(INSTALL) -m 644 $(LIBPTHREAD_SHARED_FULLNAME) $(TOPDIR)lib; \
  88                 $(LN) -sf $(LIBPTHREAD_SHARED_FULLNAME) \
  89                         $(TOPDIR)lib/$(LIBPTHREAD_SHARED); \
  90                 $(LN) -sf $(LIBPTHREAD_SHARED_FULLNAME) \
  91                         $(TOPDIR)lib/$(LIBPTHREAD_SHARED).$(MAJOR_VERSION); \
  92         fi;
  93         if [ -f $(LIBTHREAD_DB) ] ; then \
  94                 set -e; \
  95                 $(LD) $(LDFLAGS_THREAD_DB) -soname=$(LIBTHREAD_DB_SHARED).1 \
  96                         -o $(LIBTHREAD_DB_SHARED_FULLNAME) --whole-archive $(LIBTHREAD_DB) \
  97                         --no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
  98                         -L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC) \
  99                         ; \
 100                 $(INSTALL) -d $(TOPDIR)lib; \
 101                 $(RM) $(TOPDIR)lib/$(LIBTHREAD_DB_SHARED_FULLNAME) \
 102                         $(TOPDIR)lib/$(LIBTHREAD_DB_SHARED).1; \
 103                 $(INSTALL) -m 644 $(LIBTHREAD_DB_SHARED_FULLNAME) $(TOPDIR)lib; \
 104                 $(LN) -sf $(LIBTHREAD_DB_SHARED_FULLNAME) \
 105                         $(TOPDIR)lib/$(LIBTHREAD_DB_SHARED); \
 106                 $(LN) -sf $(LIBTHREAD_DB_SHARED_FULLNAME) \
 107                         $(TOPDIR)lib/$(LIBTHREAD_DB_SHARED).1; \
 108         fi;
 109
 110 tags:
 111         ctags -R
 112
 113 subdirs: $(patsubst %, _dir_%, $(DIRS))
 114 subdirs_clean: $(patsubst %, _dirclean_%, $(ALL_SUBDIRS))
 115
 116 $(patsubst %, _dir_%, $(DIRS)) : dummy
 117         $(MAKE) -C $(patsubst _dir_%, %, $@)
 118
 119 $(patsubst %, _dirclean_%, $(ALL_SUBDIRS)) : dummy
 120         $(MAKE) -C $(patsubst _dirclean_%, %, $@) clean
 121
 122 clean: subdirs_clean
 123         $(RM) *.[oa] *~ core $(LIBPTHREAD) $(LIBPTHREAD_SHARED_FULLNAME) \
 124                 $(LIBTHREAD_DB) $(LIBTHREAD_DB_SHARED_FULLNAME)
 125
 126 .PHONY: dummy