configure.ac revision 456:c8d320b48626 
1#
2# Copyright (c) 2011, 2012, 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
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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([2.61])
34AC_INIT(openjdk, jdk8, build-dev@openjdk.java.net)
35
36# Do not change or remove the following line, it is needed for consistency checks:
37# DATE_WHEN_GENERATED: @DATE_WHEN_GENERATED@
38
39AC_CONFIG_AUX_DIR([build-aux])
40m4_include([build-aux/pkg.m4])
41
42# Include these first...
43m4_include([basics.m4])
44m4_include([builddeps.m4])
45# ... then the rest
46m4_include([boot-jdk.m4])
47m4_include([build-performance.m4])
48m4_include([help.m4])
49m4_include([jdk-options.m4])
50m4_include([libraries.m4])
51m4_include([platform.m4])
52m4_include([source-dirs.m4])
53m4_include([toolchain.m4])
54
55# This line needs to be here, verbatim, after all includes.
56# It is replaced with closed functionality when building
57# closed sources.
58AC_DEFUN_ONCE([CLOSED_HOOK])
59
60###############################################################################
61#
62# Initialization
63#
64###############################################################################
65
66# Basic initialization that must happen first of all
67BASIC_INIT
68BASIC_SETUP_PATHS
69BASIC_SETUP_LOGGING
70
71# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
72HELP_SETUP_DEPENDENCY_HELP
73
74# Setup simple tools, that do not need have cross compilation support.
75# Without these, we can't properly run the rest of the configure script.
76BASIC_SETUP_TOOLS
77
78# Setup builddeps, for automatic downloading of tools we need.
79# This is needed before we can call BDEPS_CHECK_MODULE, which is done in
80# boot-jdk setup, but we need to have basic tools setup first.
81BDEPS_CONFIGURE_BUILDDEPS
82BDEPS_SCAN_FOR_BUILDDEPS
83
84# Check if pkg-config is available.
85PKG_PROG_PKG_CONFIG
86
87###############################################################################
88#
89# Determine OpenJDK build and target platforms.
90#
91###############################################################################
92
93PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
94PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
95
96# With knowledge of the build platform, setup more basic things.
97BASIC_SETUP_PATH_SEP
98BASIC_SETUP_SEARCHPATH
99
100###############################################################################
101#
102# Determine OpenJDK variants, options and version numbers.
103#
104###############################################################################
105
106# We need build & target for this.
107JDKOPT_SETUP_JDK_VARIANT
108JDKOPT_SETUP_JVM_VARIANTS
109JDKOPT_SETUP_DEBUG_LEVEL
110JDKOPT_SETUP_JDK_OPTIONS
111JDKOPT_SETUP_JDK_VERSION_NUMBERS
112
113# To properly create a configuration name, we need to have the OpenJDK target
114# and options (variants and debug level) parsed.
115BASIC_SETUP_OUTPUT_DIR
116
117###############################################################################
118#
119# Setup BootJDK, used to bootstrap the build.
120#
121###############################################################################
122
123BOOTJDK_SETUP_BOOT_JDK
124BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
125
126###############################################################################
127#
128# Configure the sources to use. We can add or override individual directories.
129#
130###############################################################################
131
132SRCDIRS_SETUP_TOPDIRS
133SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
134SRCDIRS_SETUP_OUTPUT_DIRS
135
136###############################################################################
137#
138# Setup the toolchain (compilers etc), i.e. the tools that need to be
139# cross-compilation aware.
140#
141###############################################################################
142
143TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS
144TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV
145# Locate the actual tools
146TOOLCHAIN_SETUP_PATHS
147
148# FIXME: Currently we must test this after paths but before flags. Fix!
149
150# And we can test some aspects on the target using configure macros.
151PLATFORM_TEST_OPENJDK_TARGET_BITS
152PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
153
154# Configure flags for the tools
155TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS
156TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
157TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK
158
159# After we have toolchain, we can compile the uncygdrive helper
160BASIC_COMPILE_UNCYGDRIVE
161
162
163# Setup debug symbols (need objcopy from the toolchain for that)
164JDKOPT_SETUP_DEBUG_SYMBOLS
165
166###############################################################################
167#
168# Check dependencies for external and internal libraries.
169#
170###############################################################################
171
172LIB_SETUP_INIT
173LIB_SETUP_X11
174LIB_SETUP_CUPS
175LIB_SETUP_FREETYPE
176LIB_SETUP_ALSA
177LIB_SETUP_MISC_LIBS
178LIB_SETUP_STATIC_LINK_LIBSTDCPP
179
180###############################################################################
181#
182# We need to do some final tweaking, when everything else is done.
183#
184###############################################################################
185
186JDKOPT_SETUP_BUILD_TWEAKS
187
188###############################################################################
189#
190# Configure parts of the build that only affect the build performance,
191# not the result.
192#
193###############################################################################
194
195BPERF_SETUP_BUILD_CORES
196BPERF_SETUP_BUILD_MEMORY
197
198# Setup smart javac (after cores and memory have been setup)
199BPERF_SETUP_SMART_JAVAC
200
201# Can the C/C++ compiler use precompiled headers?
202BPERF_SETUP_PRECOMPILED_HEADERS
203
204# Setup use of ccache, if available
205BPERF_SETUP_CCACHE
206
207###############################################################################
208#
209# And now the finish...
210#
211###############################################################################
212
213# Check for some common pitfalls
214BASIC_TEST_USABILITY_ISSUES
215
216# At the end, call the closed hook. (Dummy macro if no closed sources available)
217CLOSED_HOOK
218
219# We're messing a bit with internal autoconf variables to put the config.status
220# in the output directory instead of the current directory.
221CONFIG_STATUS="$OUTPUT_ROOT/config.status"
222# Create the actual output files. Now the main work of configure is done.
223AC_OUTPUT
224
225# Finally output some useful information to the user
226HELP_PRINT_SUMMARY_AND_WARNINGS
227