configure.ac revision 1756:4999895b3a44 
1#
2# Copyright (c) 2011, 2015, 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])
42m4_include([builddeps.m4])
43# ... then the rest
44m4_include([boot-jdk.m4])
45m4_include([build-performance.m4])
46m4_include([flags.m4])
47m4_include([help.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_JVM_INTERPRETER
99JDKOPT_SETUP_JVM_VARIANTS
100JDKOPT_SETUP_DEBUG_LEVEL
101
102# With basic setup done, call the custom early hook.
103CUSTOM_EARLY_HOOK
104
105# Check if we have devkits, extra paths or sysroot set.
106BASIC_SETUP_DEVKIT
107
108# To properly create a configuration name, we need to have the OpenJDK target
109# and options (variants and debug level) parsed.
110BASIC_SETUP_OUTPUT_DIR
111
112# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
113HELP_SETUP_DEPENDENCY_HELP
114
115# Setup tools that requires more complex handling, or that is not needed by the configure script.
116BASIC_SETUP_COMPLEX_TOOLS
117BASIC_CHECK_BASH_OPTIONS
118
119# Check if pkg-config is available.
120PKG_PROG_PKG_CONFIG
121
122# After basic tools have been setup, we can check build os specific details.
123PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
124
125# Setup builddeps, for automatic downloading of tools we need.
126# This is needed before we can call BDEPS_CHECK_MODULE, which is done in
127# boot-jdk setup, but we need to have basic tools setup first.
128BDEPS_CONFIGURE_BUILDDEPS
129BDEPS_SCAN_FOR_BUILDDEPS
130
131###############################################################################
132#
133# Determine OpenJDK variants, options and version numbers.
134#
135###############################################################################
136
137# We need build & target for this.
138JDKOPT_SETUP_JDK_OPTIONS
139JDKVER_SETUP_JDK_VERSION_NUMBERS
140
141###############################################################################
142#
143# Setup BootJDK, used to bootstrap the build.
144#
145###############################################################################
146
147BOOTJDK_SETUP_BOOT_JDK
148
149###############################################################################
150#
151# Configure the sources to use. We can add or override individual directories.
152#
153###############################################################################
154
155SRCDIRS_SETUP_TOPDIRS
156SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
157SRCDIRS_SETUP_OUTPUT_DIRS
158
159###############################################################################
160#
161# Setup the toolchain (compilers etc), i.e. tools used to compile and process
162# native code.
163#
164###############################################################################
165
166# First determine the toolchain type (compiler family)
167TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
168
169# Then detect the actual binaries needed
170TOOLCHAIN_PRE_DETECTION
171TOOLCHAIN_DETECT_TOOLCHAIN_CORE
172TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
173TOOLCHAIN_POST_DETECTION
174
175# Finally do some processing after the detection phase
176TOOLCHAIN_SETUP_BUILD_COMPILERS
177TOOLCHAIN_SETUP_LEGACY
178TOOLCHAIN_MISC_CHECKS
179
180# Setup the JTReg Regression Test Harness.
181TOOLCHAIN_SETUP_JTREG
182
183FLAGS_SETUP_INIT_FLAGS
184
185# FIXME: Currently we must test this after toolchain but before flags. Fix!
186
187# Now we can test some aspects on the target using configure macros.
188PLATFORM_SETUP_OPENJDK_TARGET_BITS
189PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
190
191# Configure flags for the tools
192FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
193FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
194FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
195FLAGS_SETUP_COMPILER_FLAGS_MISC
196
197# Setup debug symbols (need objcopy from the toolchain for that)
198JDKOPT_SETUP_DEBUG_SYMBOLS
199JDKOPT_SETUP_CODE_COVERAGE
200
201###############################################################################
202#
203# Check dependencies for external and internal libraries.
204#
205###############################################################################
206
207# After we have toolchain, we can compile fixpath. It's needed by the lib checks.
208BASIC_COMPILE_FIXPATH
209
210LIB_SETUP_INIT
211LIB_SETUP_X11
212LIB_SETUP_CUPS
213LIB_SETUP_FREETYPE
214LIB_SETUP_ALSA
215LIB_SETUP_MISC_LIBS
216LIB_SETUP_STATIC_LINK_LIBSTDCPP
217LIB_SETUP_ON_WINDOWS
218
219###############################################################################
220#
221# We need to do some final tweaking, when everything else is done.
222#
223###############################################################################
224
225JDKOPT_SETUP_BUILD_TWEAKS
226JDKOPT_DETECT_INTREE_EC
227
228###############################################################################
229#
230# Configure parts of the build that only affect the build performance,
231# not the result.
232#
233###############################################################################
234
235BPERF_SETUP_BUILD_CORES
236BPERF_SETUP_BUILD_MEMORY
237BPERF_SETUP_BUILD_JOBS
238
239# Setup arguments for the boot jdk (after cores and memory have been setup)
240BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
241
242# Setup smart javac (after cores and memory have been setup)
243BPERF_SETUP_SMART_JAVAC
244
245# Can the C/C++ compiler use precompiled headers?
246BPERF_SETUP_PRECOMPILED_HEADERS
247
248# Setup use of ccache, if available
249BPERF_SETUP_CCACHE
250
251###############################################################################
252#
253# And now the finish...
254#
255###############################################################################
256
257# Check for some common pitfalls
258BASIC_TEST_USABILITY_ISSUES
259
260# At the end, call the custom hook. (Dummy macro if no custom sources available)
261CUSTOM_LATE_HOOK
262
263# We're messing a bit with internal autoconf variables to put the config.status
264# in the output directory instead of the current directory.
265CONFIG_STATUS="$CONFIGURESUPPORT_OUTPUTDIR/config.status"
266
267# Create the actual output files. Now the main work of configure is done.
268AC_OUTPUT
269
270# After AC_OUTPUT, we need to do final work
271CUSTOM_CONFIG_OUTPUT_GENERATED_HOOK
272BASIC_POST_CONFIG_OUTPUT
273
274# Finally output some useful information to the user
275HELP_PRINT_SUMMARY_AND_WARNINGS
276CUSTOM_SUMMARY_AND_WARNINGS_HOOK
277HELP_REPEAT_WARNINGS
278