configure.ac revision 476:2ba6f4da4bf3 
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
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([2.61])
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 custom functionality when building
57# custom sources.
58AC_DEFUN_ONCE([CUSTOM_HOOK])
59
60###############################################################################
61#
62# Initialization
63#
64###############################################################################
65
66# Basic initialization that must happen first of all
67BASIC_INIT
68
69# Now we can determine OpenJDK build and target platforms. This is required to
70# have early on.
71PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
72
73# Continue setting up basic stuff.
74BASIC_SETUP_PATHS
75BASIC_SETUP_LOGGING
76
77# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
78HELP_SETUP_DEPENDENCY_HELP
79
80# Setup simple tools, that do not need have cross compilation support.
81# Without these, we can't properly run the rest of the configure script.
82BASIC_SETUP_TOOLS
83
84# Check if pkg-config is available.
85PKG_PROG_PKG_CONFIG
86
87# After basic tools have been setup, we can check build os specific details.
88PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
89
90# Setup builddeps, for automatic downloading of tools we need.
91# This is needed before we can call BDEPS_CHECK_MODULE, which is done in
92# boot-jdk setup, but we need to have basic tools setup first.
93BDEPS_CONFIGURE_BUILDDEPS
94BDEPS_SCAN_FOR_BUILDDEPS
95
96###############################################################################
97#
98# Determine OpenJDK variants, options and version numbers.
99#
100###############################################################################
101
102# We need build & target for this.
103JDKOPT_SETUP_JDK_VARIANT
104JDKOPT_SETUP_JVM_VARIANTS
105JDKOPT_SETUP_DEBUG_LEVEL
106JDKOPT_SETUP_JDK_OPTIONS
107JDKOPT_SETUP_JDK_VERSION_NUMBERS
108
109# To properly create a configuration name, we need to have the OpenJDK target
110# and options (variants and debug level) parsed.
111BASIC_SETUP_OUTPUT_DIR
112
113###############################################################################
114#
115# Setup BootJDK, used to bootstrap the build.
116#
117###############################################################################
118
119BOOTJDK_SETUP_BOOT_JDK
120BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
121
122###############################################################################
123#
124# Configure the sources to use. We can add or override individual directories.
125#
126###############################################################################
127
128SRCDIRS_SETUP_TOPDIRS
129SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
130SRCDIRS_SETUP_OUTPUT_DIRS
131
132###############################################################################
133#
134# Setup the toolchain (compilers etc), i.e. the tools that need to be
135# cross-compilation aware.
136#
137###############################################################################
138
139TOOLCHAIN_SETUP_SYSROOT_AND_OUT_OPTIONS
140TOOLCHAIN_SETUP_VISUAL_STUDIO_ENV
141# Locate the actual tools
142TOOLCHAIN_SETUP_PATHS
143
144# FIXME: Currently we must test this after paths but before flags. Fix!
145
146# And we can test some aspects on the target using configure macros.
147PLATFORM_SETUP_OPENJDK_TARGET_BITS
148PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
149
150# Configure flags for the tools
151TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_LIBS
152TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
153TOOLCHAIN_SETUP_COMPILER_FLAGS_FOR_JDK
154
155# After we have toolchain, we can compile the uncygdrive helper
156BASIC_COMPILE_UNCYGDRIVE
157
158
159# Setup debug symbols (need objcopy from the toolchain for that)
160JDKOPT_SETUP_DEBUG_SYMBOLS
161
162###############################################################################
163#
164# Check dependencies for external and internal libraries.
165#
166###############################################################################
167
168LIB_SETUP_INIT
169LIB_SETUP_X11
170LIB_SETUP_CUPS
171LIB_SETUP_FREETYPE
172LIB_SETUP_ALSA
173LIB_SETUP_MISC_LIBS
174LIB_SETUP_STATIC_LINK_LIBSTDCPP
175
176###############################################################################
177#
178# We need to do some final tweaking, when everything else is done.
179#
180###############################################################################
181
182JDKOPT_SETUP_BUILD_TWEAKS
183
184###############################################################################
185#
186# Configure parts of the build that only affect the build performance,
187# not the result.
188#
189###############################################################################
190
191BPERF_SETUP_BUILD_CORES
192BPERF_SETUP_BUILD_MEMORY
193
194# Setup smart javac (after cores and memory have been setup)
195BPERF_SETUP_SMART_JAVAC
196
197# Can the C/C++ compiler use precompiled headers?
198BPERF_SETUP_PRECOMPILED_HEADERS
199
200# Setup use of ccache, if available
201BPERF_SETUP_CCACHE
202
203###############################################################################
204#
205# And now the finish...
206#
207###############################################################################
208
209# Check for some common pitfalls
210BASIC_TEST_USABILITY_ISSUES
211
212# At the end, call the custom hook. (Dummy macro if no custom sources available)
213CUSTOM_HOOK
214
215# We're messing a bit with internal autoconf variables to put the config.status
216# in the output directory instead of the current directory.
217CONFIG_STATUS="$OUTPUT_ROOT/config.status"
218# Create the actual output files. Now the main work of configure is done.
219AC_OUTPUT
220
221# Make the compare script executable
222$CHMOD +x $OUTPUT_ROOT/compare.sh
223
224# Finally output some useful information to the user
225HELP_PRINT_SUMMARY_AND_WARNINGS
226