1 #
   2 # Copyright (c) 2011, 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.  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 #
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  23 # questions.
  24 #
  25 
  26 DISABLE_WARNINGS:=-Xlint:all,-deprecation,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally
  27 
  28 # To build with all warnings enabled, do the following:
  29 # make JAVAC_WARNINGS="-Xlint:all -Xmaxwarns 10000" 
  30 JAVAC_WARNINGS:=-Xlint:-unchecked,-deprecation,-overrides,classfile,dep-ann,divzero,varargs -Werror
  31 
  32 # The generate old bytecode javac setup uses the new compiler to compile for the
  33 # boot jdk to generate tools that need to be run with the boot jdk.
  34 # Thus we force the target bytecode to 7.
  35 $(eval $(call SetupJavaCompiler,GENERATE_OLDBYTECODE,\
  36      JVM:=$(JAVA),\
  37      JAVAC:=$(NEW_JAVAC),\
  38      FLAGS:=-source 7 -target 7 -bootclasspath $(BOOT_RTJAR) $(DISABLE_WARNINGS),\
  39      SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
  40      SERVER_JVM:=$(SJAVAC_SERVER_JAVA)))
  41 
  42 # The generate new bytecode javac setup uses the new compiler to compile for the
  43 # new jdk. This new bytecode might only be possible to run using the new jvm.
  44 $(eval $(call SetupJavaCompiler,GENERATE_JDKBYTECODE,\
  45      JVM:=$(JAVA),\
  46      JAVAC:=$(NEW_JAVAC),\
  47      FLAGS:=-bootclasspath $(JDK_OUTPUTDIR)/classes -source 8 -target 8 \
  48             -encoding ascii -XDignore.symbol.file=true $(JAVAC_WARNINGS) \
  49             $(GENERATE_JDKBYTECODE_EXTRA_FLAGS),\
  50      SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
  51      SERVER_JVM:=$(SJAVAC_SERVER_JAVA)))
  52 
  53 # After the jdk is built, we want to build demos using only the recently
  54 # generated jdk classes and nothing else, no jdk source, etc etc.
  55 # I.e. the rt.jar, but since rt.jar has not yet been generated
  56 # (it will be in "make images") therefore we use classes instead.
  57 $(eval $(call SetupJavaCompiler,GENERATE_USINGJDKBYTECODE,\
  58      JVM:=$(JAVA),\
  59      JAVAC:=$(NEW_JAVAC),\
  60      FLAGS:=-bootclasspath $(JDK_OUTPUTDIR)/classes $(DISABLE_WARNINGS),\
  61      SERVER_DIR:=$(SJAVAC_SERVER_DIR),\
  62      SERVER_JVM:=$(SJAVAC_SERVER_JAVA)))