configure.ac revision 2356:72004c40b4d2 
1#
2# Copyright (c) 2011, 2016, 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###############################################################################
27#
28# Includes and boilerplate
29#
30###############################################################################
31
32
33AC_PREREQ([2.69])
34AC_INIT(OpenJDK, jdk9, build-dev@openjdk.java.net,,http://openjdk.java.net)
35
36AC_CONFIG_AUX_DIR([$TOPDIR/common/autoconf/build-aux])
37m4_include([build-aux/pkg.m4])
38
39# Include these first...
40m4_include([basics.m4])
41m4_include([basics_windows.m4])
42# ... then the rest
43m4_include([boot-jdk.m4])
44m4_include([build-performance.m4])
45m4_include([flags.m4])
46m4_include([help.m4])
47m4_include([hotspot.m4])
48m4_include([jdk-options.m4])
49m4_include([jdk-version.m4])
50m4_include([libraries.m4])
51m4_include([platform.m4])
52m4_include([source-dirs.m4])
53m4_include([toolchain.m4])
54m4_include([toolchain_windows.m4])
55
56AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])
57AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])
58AC_DEFUN_ONCE([CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK])
59AC_DEFUN_ONCE([CUSTOM_SUMMARY_AND_WARNINGS_HOOK])
60
61# This line needs to be here, verbatim, after all includes and the dummy hook
62# definitions. It is replaced with custom functionality when building
63# custom sources.
64#CUSTOM_AUTOCONF_INCLUDE
65
66# Do not change or remove the following line, it is needed for consistency checks:
67DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
68
69###############################################################################
70#
71# Initialization / Boot-strapping
72#
73# The bootstrapping process needs to solve the "chicken or the egg" problem,
74# thus it jumps back and forth, each time gaining something needed later on.
75#
76###############################################################################
77
78# If we are requested to print additional help, do that and then exit.
79# This must be the very first call.
80HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
81
82# Basic initialization that must happen first of all in the normal process.
83BASIC_INIT
84BASIC_SETUP_FUNDAMENTAL_TOOLS
85
86# Now we can determine OpenJDK build and target platforms. This is required to
87# have early on.
88PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
89
90# Continue setting up basic stuff. Most remaining code require fundamental tools.
91BASIC_SETUP_PATHS
92
93# Check if it's a pure open build or if custom sources are to be used.
94JDKOPT_SETUP_OPEN_OR_CUSTOM
95
96# These are needed to be able to create a configuration name (and thus the output directory)
97JDKOPT_SETUP_JDK_VARIANT
98JDKOPT_SETUP_DEBUG_LEVEL
99HOTSPOT_SETUP_JVM_VARIANTS
100
101# With basic setup done, call the custom early hook.
102CUSTOM_EARLY_HOOK
103
104# Check if we have devkits, extra paths or sysroot set.
105BASIC_SETUP_DEVKIT
106
107# To properly create a configuration name, we need to have the OpenJDK target
108# and options (variants and debug level) parsed.
109BASIC_SETUP_OUTPUT_DIR
110
111# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
112HELP_SETUP_DEPENDENCY_HELP
113
114# Setup tools that requires more complex handling, or that is not needed by the configure script.
115BASIC_SETUP_COMPLEX_TOOLS
116BASIC_CHECK_BASH_OPTIONS
117
118# Check if pkg-config is available.
119PKG_PROG_PKG_CONFIG
120
121# After basic tools have been setup, we can check build os specific details.
122PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
123
124# Misc basic settings
125BASIC_SETUP_DEFAULT_MAKE_TARGET
126
127###############################################################################
128#
129# Determine OpenJDK variants, options and version numbers.
130#
131###############################################################################
132
133# We need build & target for this.
134JDKOPT_SETUP_JDK_OPTIONS
135JDKOPT_SETUP_JLINK_OPTIONS
136JDKVER_SETUP_JDK_VERSION_NUMBERS
137
138###############################################################################
139#
140# Setup BootJDK, used to bootstrap the build.
141#
142###############################################################################
143
144BOOTJDK_SETUP_BOOT_JDK
145BOOTJDK_SETUP_BUILD_JDK
146
147###############################################################################
148#
149# Configure the sources to use. We can add or override individual directories.
150#
151###############################################################################
152
153SRCDIRS_SETUP_TOPDIRS
154SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
155SRCDIRS_SETUP_OUTPUT_DIRS
156
157SRCDIRS_SETUP_IMPORT_MODULES
158
159###############################################################################
160#
161# Setup the toolchain (compilers etc), i.e. tools used to compile and process
162# native code.
163#
164###############################################################################
165
166# See if we are doing a complete static build or not
167JDKOPT_SETUP_STATIC_BUILD
168
169# First determine the toolchain type (compiler family)
170TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
171
172# User supplied flags should be used when configure detects compilers
173FLAGS_SETUP_USER_SUPPLIED_FLAGS
174# The sysroot cflags are needed for configure to be able to run the compilers
175FLAGS_SETUP_SYSROOT_FLAGS
176
177# Then detect the actual binaries needed
178TOOLCHAIN_PRE_DETECTION
179TOOLCHAIN_DETECT_TOOLCHAIN_CORE
180TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
181TOOLCHAIN_POST_DETECTION
182
183# Finally do some processing after the detection phase
184TOOLCHAIN_SETUP_BUILD_COMPILERS
185TOOLCHAIN_MISC_CHECKS
186
187# Setup the JTReg Regression Test Harness.
188TOOLCHAIN_SETUP_JTREG
189
190FLAGS_SETUP_INIT_FLAGS
191
192# Now we can test some aspects on the target using configure macros.
193PLATFORM_SETUP_OPENJDK_TARGET_BITS
194PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
195
196# Configure flags for the tools
197FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
198FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
199FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
200FLAGS_SETUP_COMPILER_FLAGS_MISC
201
202# Setup debug symbols (need objcopy from the toolchain for that)
203JDKOPT_SETUP_DEBUG_SYMBOLS
204JDKOPT_SETUP_CODE_COVERAGE
205
206# Need toolchain to setup dtrace
207HOTSPOT_SETUP_DTRACE
208HOTSPOT_SETUP_JVM_FEATURES
209HOTSPOT_ENABLE_DISABLE_GTEST
210
211###############################################################################
212#
213# Check dependencies for external and internal libraries.
214#
215###############################################################################
216
217# After we have toolchain, we can compile fixpath. It's needed by the lib checks.
218BASIC_COMPILE_FIXPATH
219
220LIB_DETERMINE_DEPENDENCIES
221LIB_SETUP_LIBRARIES
222
223###############################################################################
224#
225# We need to do some final tweaking, when everything else is done.
226#
227###############################################################################
228
229JDKOPT_DETECT_INTREE_EC
230JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER
231JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST
232
233###############################################################################
234#
235# Configure parts of the build that only affect the build performance,
236# not the result.
237#
238###############################################################################
239
240BPERF_SETUP_BUILD_CORES
241BPERF_SETUP_BUILD_MEMORY
242BPERF_SETUP_BUILD_JOBS
243BPERF_SETUP_TEST_JOBS
244
245# Setup arguments for the boot jdk (after cores and memory have been setup)
246BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
247
248# Setup smart javac (after cores and memory have been setup)
249BPERF_SETUP_SMART_JAVAC
250
251# Setup use of icecc if requested
252BPERF_SETUP_ICECC
253
254# Can the C/C++ compiler use precompiled headers?
255BPERF_SETUP_PRECOMPILED_HEADERS
256
257# Setup use of ccache, if available
258BPERF_SETUP_CCACHE
259
260###############################################################################
261#
262# And now the finish...
263#
264###############################################################################
265
266# Check for some common pitfalls
267BASIC_TEST_USABILITY_ISSUES
268
269# At the end, call the custom hook. (Dummy macro if no custom sources available)
270CUSTOM_LATE_HOOK
271
272# This needs to be done after CUSTOM_LATE_HOOK since we can setup custom features.
273HOTSPOT_VALIDATE_JVM_FEATURES
274
275# We're messing a bit with internal autoconf variables to put the config.status
276# in the output directory instead of the current directory.
277CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
278
279# Create the actual output files. Now the main work of configure is done.
280AC_OUTPUT
281
282# After AC_OUTPUT, we need to do final work
283CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
284BASIC_POST_CONFIG_OUTPUT
285
286# Finally output some useful information to the user
287HELP_PRINT_SUMMARY_AND_WARNINGS
288CUSTOM_SUMMARY_AND_WARNINGS_HOOK
289HELP_REPEAT_WARNINGS
290