1 # 2 # Copyright (c) 2005, 2010, 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 gamma launcher, used by vm.make 26 27 28 LAUNCHER_SCRIPT = hotspot 29 LAUNCHER = gamma 30 31 LAUNCHERDIR := $(GAMMADIR)/src/os/posix/launcher 32 LAUNCHERDIR_SHARE := $(GAMMADIR)/src/share/tools/launcher 33 LAUNCHERFLAGS := $(ARCHFLAG) \ 34 -I$(LAUNCHERDIR) -I$(GAMMADIR)/src/share/vm/prims \ 35 -I$(LAUNCHERDIR_SHARE) \ 36 -DFULL_VERSION=\"$(HOTSPOT_RELEASE_VERSION)\" \ 37 -DJDK_MAJOR_VERSION=\"$(JDK_MAJOR_VERSION)\" \ 38 -DJDK_MINOR_VERSION=\"$(JDK_MINOR_VERSION)\" \ 39 -DARCH=\"$(LIBARCH)\" \ 40 -DGAMMA \ 41 -DLAUNCHER_TYPE=\"gamma\" \ 42 -DLINK_INTO_$(LINK_INTO) \ 43 $(TARGET_DEFINES) 44 45 ifeq ($(LINK_INTO),AOUT) 46 LAUNCHER.o = launcher.o $(JVM_OBJ_FILES) 47 LAUNCHER_MAPFILE = mapfile_reorder 48 LFLAGS_LAUNCHER$(LDNOMAP) += $(MAPFLAG:FILENAME=$(LAUNCHER_MAPFILE)) 49 LFLAGS_LAUNCHER += $(SONAMEFLAG:SONAME=$(LIBJVM)) $(STATIC_LIBGCC) 50 LIBS_LAUNCHER += $(STATIC_STDCXX) $(LIBS) 51 else 52 LAUNCHER.o = launcher.o 53 LFLAGS_LAUNCHER += -L`pwd` 54 55 # The gamma launcher runs the JDK from $JAVA_HOME, overriding the JVM with a 56 # freshly built JVM at ./libjvm.{so|dylib}. This is accomplished by setting 57 # the library searchpath using ({DY}LD_LIBRARY_PATH) to find the local JVM 58 # first. Gamma dlopen()s libjava from $JAVA_HOME/jre/lib{/$arch}, which is 59 # statically linked with CoreFoundation framework libs. Unfortunately, gamma's 60 # unique searchpath results in some unresolved symbols in the framework 61 # libraries, because JDK libraries are inadvertently discovered first on the 62 # searchpath, e.g. libjpeg. On Mac OS X, filenames are case *insensitive*. 63 # So, the actual filename collision is libjpeg.dylib and libJPEG.dylib. 64 # To resolve this, gamma needs to also statically link with the CoreFoundation 65 # framework libraries. 66 67 ifeq ($(OS_VENDOR),Darwin) 68 LFLAGS_LAUNCHER += -framework CoreFoundation 69 endif 70 71 LIBS_LAUNCHER += -l$(JVM) $(LIBS) 72 endif 73 74 LINK_LAUNCHER = $(LINK.c) 75 76 LINK_LAUNCHER/PRE_HOOK = $(LINK_LIB.CC/PRE_HOOK) 77 LINK_LAUNCHER/POST_HOOK = $(LINK_LIB.CC/POST_HOOK) 78 79 LAUNCHER_OUT = launcher 80 81 SUFFIXES += .d 82 83 SOURCES := $(shell find $(LAUNCHERDIR) -name "*.c") 84 SOURCES_SHARE := $(shell find $(LAUNCHERDIR_SHARE) -name "*.c") 85 86 OBJS := $(patsubst $(LAUNCHERDIR)/%.c,$(LAUNCHER_OUT)/%.o,$(SOURCES)) $(patsubst $(LAUNCHERDIR_SHARE)/%.c,$(LAUNCHER_OUT)/%.o,$(SOURCES_SHARE)) 87 88 DEPFILES := $(patsubst %.o,%.d,$(OBJS)) 89 -include $(DEPFILES) 90 91 $(LAUNCHER_OUT)/%.o: $(LAUNCHERDIR_SHARE)/%.c 92 $(QUIETLY) [ -d $(LAUNCHER_OUT) ] || { mkdir -p $(LAUNCHER_OUT); } 93 $(QUIETLY) $(CC) -g -o $@ -c $< -MMD $(LAUNCHERFLAGS) $(CXXFLAGS) 94 95 $(LAUNCHER_OUT)/%.o: $(LAUNCHERDIR)/%.c 96 $(QUIETLY) [ -d $(LAUNCHER_OUT) ] || { mkdir -p $(LAUNCHER_OUT); } 97 $(QUIETLY) $(CC) -g -o $@ -c $< -MMD $(LAUNCHERFLAGS) $(CXXFLAGS) 98 99 $(LAUNCHER): $(OBJS) $(LIBJVM) $(LAUNCHER_MAPFILE) 100 $(QUIETLY) echo Linking launcher... 101 $(QUIETLY) $(LINK_LAUNCHER/PRE_HOOK) 102 $(QUIETLY) $(LINK_LAUNCHER) $(LFLAGS_LAUNCHER) -o $@ $(OBJS) $(LIBS_LAUNCHER) 103 $(QUIETLY) $(LINK_LAUNCHER/POST_HOOK) 104 105 $(LAUNCHER): $(LAUNCHER_SCRIPT) 106 107 $(LAUNCHER_SCRIPT): $(LAUNCHERDIR)/launcher.script 108 $(QUIETLY) sed -e 's/@@LIBARCH@@/$(LIBARCH)/g' $< > $@ 109 $(QUIETLY) chmod +x $@ 110