1 #
   2 # Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This code is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 # version 2 for more details (a copy is included in the LICENSE file that
  13 # accompanied this code).
  14 #
  15 # You should have received a copy of the GNU General Public License version
  16 # 2 along with this work; if not, write to the Free Software Foundation,
  17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18 #
  19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20 # or visit www.oracle.com if you need additional information or have any
  21 # questions.
  22 #  
  23 #
  24 
  25 # Rules to build signal interposition library, used by vm.make
  26 
  27 # libjsig.so: signal interposition library
  28 JSIG   = jsig
  29 
  30 ifeq ($(OS_VENDOR), Darwin)
  31   LIBJSIG   = lib$(JSIG).dylib
  32 
  33   LIBJSIG_DEBUGINFO   = lib$(JSIG).dylib.dSYM
  34   LIBJSIG_DIZ         = lib$(JSIG).diz
  35 else
  36   LIBJSIG   = lib$(JSIG).so
  37 
  38   LIBJSIG_DEBUGINFO   = lib$(JSIG).debuginfo
  39   LIBJSIG_DIZ         = lib$(JSIG).diz
  40 endif
  41 
  42 JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm
  43 
  44 DEST_JSIG           = $(JDK_LIBDIR)/$(LIBJSIG)
  45 DEST_JSIG_DEBUGINFO = $(JDK_LIBDIR)/$(LIBJSIG_DEBUGINFO)
  46 DEST_JSIG_DIZ       = $(JDK_LIBDIR)/$(LIBJSIG_DIZ)
  47 
  48 LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig
  49 
  50 # On Bsd we really dont want a mapfile, as this library is small 
  51 # and preloaded using LD_PRELOAD, making functions private will 
  52 # cause problems with interposing. See CR: 6466665
  53 # LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))
  54 
  55 LFLAGS_JSIG += -D_GNU_SOURCE -pthread $(LDFLAGS_HASH_STYLE)
  56 
  57 # DEBUG_BINARIES overrides everything, use full -g debug information
  58 ifeq ($(DEBUG_BINARIES), true)
  59   JSIG_DEBUG_CFLAGS = -g
  60 endif
  61 
  62 $(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
  63         @echo Making signal interposition lib...
  64         $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
  65                          $(LFLAGS_JSIG) $(JSIG_DEBUG_CFLAGS) -o $@ $<
  66 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
  67   ifeq ($(OS_VENDOR), Darwin)
  68         $(DSYMUTIL) $@
  69     ifeq ($(ZIP_DEBUGINFO_FILES),1)
  70         $(ZIPEXE) -q -r -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO)
  71         $(RM) -r $(LIBJSIG_DEBUGINFO)
  72     endif
  73   else
  74         $(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJSIG_DEBUGINFO)
  75         $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@
  76     ifeq ($(STRIP_POLICY),all_strip)
  77         $(QUIETLY) $(STRIP) $@
  78     else
  79       ifeq ($(STRIP_POLICY),min_strip)
  80         $(QUIETLY) $(STRIP) -g $@
  81       # implied else here is no stripping at all
  82       endif
  83     endif
  84     ifeq ($(ZIP_DEBUGINFO_FILES),1)
  85         $(ZIPEXE) -q -y $(LIBJSIG_DIZ) $(LIBJSIG_DEBUGINFO)
  86         $(RM) $(LIBJSIG_DEBUGINFO)
  87     endif
  88   endif
  89 endif
  90 
  91 install_jsig: $(LIBJSIG)
  92         @echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
  93 ifeq ($(OS_VENDOR), Darwin)
  94         $(QUIETLY) test -d $(LIBJSIG_DEBUGINFO) && \
  95             cp -f -r $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO)
  96 else
  97         $(QUIETLY) test -f $(LIBJSIG_DEBUGINFO) && \
  98             cp -f $(LIBJSIG_DEBUGINFO) $(DEST_JSIG_DEBUGINFO)
  99 endif
 100         $(QUIETLY) test -f $(LIBJSIG_DIZ) && \
 101             cp -f $(LIBJSIG_DIZ) $(DEST_JSIG_DIZ)
 102         $(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"
 103 
 104 .PHONY: install_jsig