jdk

1
#
2
# Copyright (c) 2011, 2020, 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
# Support for building boot cycle builds
27

28
# First include the real base spec.gmk file
29
include @SPEC@
30

31
# Override specific values to do a boot cycle build
32

33
# Use a different Boot JDK
34
BOOT_JDK := $(JDK_IMAGE_DIR)
35

36
# The bootcycle build has a different output directory
37
OLD_OUTPUTDIR:=@OUTPUTDIR@
38
OUTPUTDIR:=$(OLD_OUTPUTDIR)/bootcycle-build
39
# No spaces in patsubst to avoid leading space in variable
40
JAVAC_SERVER_DIR:=$(patsubst $(OLD_OUTPUTDIR)%,$(OUTPUTDIR)%,$(JAVAC_SERVER_DIR))
41

42
JAVA_CMD := $(FIXPATH) $(BOOT_JDK)/bin/java
43
JAVAC_CMD := $(FIXPATH) $(BOOT_JDK)/bin/javac
44
JAR_CMD := $(FIXPATH) $(BOOT_JDK)/bin/jar
45
# The bootcycle JVM arguments may differ from the original boot jdk.
46
JAVA_FLAGS_BIG := @BOOTCYCLE_JVM_ARGS_BIG@
47
# Any CDS settings generated for the bootjdk are invalid in the bootcycle build.
48
# By filtering out those JVM args, the bootcycle JVM will use its default
49
# settings for CDS.
50
JAVA_FLAGS := $(filter-out -XX:SharedArchiveFile% -Xshare%, $(JAVA_FLAGS))
51

52