1 # 2 # Copyright (c) 2012, 2017, 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. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 # This file is responsible for extracting the x11 native struct offsets to 27 # the xawt Java library. The tool needs to be run on the os/arch that 28 # will host the final jvm, thus the tool cannot be used when cross compiling. 29 30 # To enable cross compiling, the two versions of the generated offset file, 31 # sizes.32 and sizes.64 are committed into the source code repository. 32 # These are the ones used. 33 34 # However when not cross compiling, the offset generator tool is built and 35 # run, to verify that it still generates the same sizes.32 and sizes.64. 36 37 GENSRC_X11WRAPPERS := 38 # Put temporary c-code and executable to calculate offsets here. 39 # Also put verification offset file here as well. 40 GENSRC_X11WRAPPERS_TMP := $(SUPPORT_OUTPUTDIR)/gensrc/java.desktop/_x11wrappers 41 # Put the generated Java classes used to interface X11 from awt here. 42 GENSRC_X11WRAPPERS_DST := $(SUPPORT_OUTPUTDIR)/gensrc/java.desktop/sun/awt/X11 43 44 # The pre-calculated offset file are stored here: 45 GENSRC_SIZER_DIR := $(TOPDIR)/make/data/x11wrappergen 46 47 # Normal case is to generate only according to target bits 48 GENSRC_X11_VERSION := $(OPENJDK_TARGET_CPU_BITS) 49 ifeq ($(OPENJDK_TARGET_CPU_BITS), 64) 50 ifneq ($(OPENJDK_TARGET_OS), linux) 51 # On all 64-bit systems except Linux, generate both 32 and 64 bit versions 52 GENSRC_X11_VERSION := 32 64 53 endif 54 else 55 ifeq ($(OPENJDK_TARGET_OS), solaris) 56 # As a special case, solaris 32-bit also generates the 64-bit version 57 GENSRC_X11_VERSION := 32 64 58 endif 59 endif 60 61 GENSRC_X11_SIZES_USED := $(addprefix $(GENSRC_X11WRAPPERS_TMP)/sizes., $(GENSRC_X11_VERSION)) 62 63 # Copy only the sizes.* files that are actually needed. WrapperGenerator picks up any it finds from the 64 # file prefix it is given so those not needed need to be hidden. 65 $(GENSRC_X11WRAPPERS_TMP)/sizes.%: $(GENSRC_SIZER_DIR)/sizes.% 66 $(call MakeDir, $(@D)) 67 $(RM) '$@' 68 $(SORT) $< > $@ 69 70 # Run the tool on the offset files copied from the source repository to generate several Java classes 71 # used in awt. 72 $(SUPPORT_OUTPUTDIR)/gensrc/java.desktop/_the.generated.x11: $(GENSRC_X11_SIZES_USED) $(BUILD_TOOLS_JDK) 73 $(call MakeDir, $(GENSRC_X11WRAPPERS_DST)) 74 $(TOOL_WRAPPERGENERATOR) $(GENSRC_X11WRAPPERS_DST) $(GENSRC_SIZER_DIR)/xlibtypes.txt "gen" $(GENSRC_X11WRAPPERS_TMP)/sizes 75 $(TOUCH) $@ 76 77 GENSRC_X11WRAPPERS += $(SUPPORT_OUTPUTDIR)/gensrc/java.desktop/_the.generated.x11 78 79 ifneq ($(COMPILE_TYPE), cross) 80 # This is not a cross compile, regenerate the offset file, so that we 81 # can compare it with the version in the source code repository. 82 83 # Generate the C code for the program that will output the offset file. 84 $(GENSRC_X11WRAPPERS_TMP)/sizer.%.c: $(GENSRC_SIZER_DIR)/xlibtypes.txt $(BUILD_TOOLS_JDK) 85 $(call LogInfo, Generating X11 wrapper ($*-bit version)) 86 $(call MakeDir, $(@D)) 87 $(TOOL_WRAPPERGENERATOR) $(@D) $(GENSRC_SIZER_DIR)/xlibtypes.txt "sizer" $* 88 89 # use -m32/-m64 only if the compiler supports it 90 ifeq ($(COMPILER_SUPPORTS_TARGET_BITS_FLAG), true) 91 MEMORY_MODEL_FLAG="$(COMPILER_TARGET_BITS_FLAG)$*" 92 endif 93 94 SIZER_CFLAGS := \ 95 -I${TOPDIR}/src/hotspot/share/include \ 96 -I${TOPDIR}/src/hotspot/os/$(HOTSPOT_TARGET_OS_TYPE)/include \ 97 -I$(TOPDIR)/src/java.base/share/native/include \ 98 -I$(TOPDIR)/src/java.base/$(OPENJDK_TARGET_OS_TYPE)/native/include \ 99 -I$(TOPDIR)/src/java.base/share/native/libjava \ 100 -I$(TOPDIR)/src/java.base/$(OPENJDK_TARGET_OS_TYPE)/native/libjava \ 101 -I$(TOPDIR)/src/java.desktop/$(OPENJDK_TARGET_OS_TYPE)/native/common/awt \ 102 -I$(TOPDIR)/src/java.desktop/share/native/common/awt/debug \ 103 -I$(TOPDIR)/src/java.desktop/share/native/libawt/awt/image/cvutils \ 104 # 105 106 # Compile the C code into an executable. 107 $(GENSRC_X11WRAPPERS_TMP)/sizer.%.exe: $(GENSRC_X11WRAPPERS_TMP)/sizer.%.c 108 $(call MakeDir, $(@D)) 109 (cd $(@D) && $(CC) $(MEMORY_MODEL_FLAG) -o $@ $< \ 110 $(X_CFLAGS) \ 111 $(X_LIBS) \ 112 $(SIZER_CFLAGS) -lc) 113 114 .PRECIOUS: $(GENSRC_X11WRAPPERS_TMP)/sizer.%.exe $(GENSRC_X11WRAPPERS_TMP)/sizer.%.c 115 116 # Run the executable create the offset file and check that it is identical 117 # to the offset file in the source code repository. 118 $(GENSRC_X11WRAPPERS_TMP)/sizes.%.verification: $(GENSRC_X11WRAPPERS_TMP)/sizer.%.exe 119 $(call LogInfo, Verifying X11 wrapper sizes) 120 $(call MakeDir, $(@D)) 121 $(GENSRC_X11WRAPPERS_TMP)/sizer.$*.exe | $(SORT) > $@.tmp 122 $(DIFF) $(GENSRC_X11WRAPPERS_TMP)/sizes.$*.verification.tmp $(GENSRC_X11WRAPPERS_TMP)/sizes.$* 123 mv $@.tmp $@ 124 125 GENSRC_X11WRAPPERS += $(GENSRC_X11WRAPPERS_TMP)/sizes.$(OPENJDK_TARGET_CPU_BITS).verification 126 endif 127 128 GENSRC_JAVA_DESKTOP += $(GENSRC_X11WRAPPERS)