configure.ac revision 982:599d1355f477 
1#
2# Copyright (c) 2011, 2014, 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([libraries.m4])
50m4_include([platform.m4])
51m4_include([source-dirs.m4])
52m4_include([toolchain.m4])
53m4_include([toolchain_windows.m4])
54
55AC_DEFUN_ONCE([CUSTOM_EARLY_HOOK])
56AC_DEFUN_ONCE([CUSTOM_LATE_HOOK])
57
58# This line needs to be here, verbatim, after all includes and the dummy hook
59# definitions. It is replaced with custom functionality when building
60# custom sources.
61#CUSTOM_AUTOCONF_INCLUDE
62
63# Do not change or remove the following line, it is needed for consistency checks:
64DATE_WHEN_GENERATED=@DATE_WHEN_GENERATED@
65
66###############################################################################
67#
68# Initialization / Boot-strapping
69#
70# The bootstrapping process needs to solve the "chicken or the egg" problem,
71# thus it jumps back and forth, each time gaining something needed later on.
72#
73###############################################################################
74
75# If we are requested to print additional help, do that and then exit.
76# This must be the very first call.
77HELP_PRINT_ADDITIONAL_HELP_AND_EXIT
78
79# Basic initialization that must happen first of all in the normal process.
80BASIC_INIT
81BASIC_SETUP_FUNDAMENTAL_TOOLS
82
83# Now we can determine OpenJDK build and target platforms. This is required to
84# have early on.
85PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET
86
87# Continue setting up basic stuff. Most remaining code require fundamental tools.
88BASIC_SETUP_PATHS
89BASIC_SETUP_LOGGING
90
91# Check if it's a pure open build or if custom sources are to be used.
92JDKOPT_SETUP_OPEN_OR_CUSTOM
93
94# These are needed to be able to create a configuration name (and thus the output directory)
95JDKOPT_SETUP_JDK_VARIANT
96JDKOPT_SETUP_JVM_INTERPRETER
97JDKOPT_SETUP_JVM_VARIANTS
98JDKOPT_SETUP_DEBUG_LEVEL
99
100# With basic setup done, call the custom early hook.
101CUSTOM_EARLY_HOOK
102
103# To properly create a configuration name, we need to have the OpenJDK target
104# and options (variants and debug level) parsed.
105BASIC_SETUP_OUTPUT_DIR
106
107# Must be done before we can call HELP_MSG_MISSING_DEPENDENCY.
108HELP_SETUP_DEPENDENCY_HELP
109
110# Setup tools that requires more complex handling, or that is not needed by the configure script.
111BASIC_SETUP_COMPLEX_TOOLS
112
113# Check if pkg-config is available.
114PKG_PROG_PKG_CONFIG
115
116# After basic tools have been setup, we can check build os specific details.
117PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION
118
119# Setup builddeps, for automatic downloading of tools we need.
120# This is needed before we can call BDEPS_CHECK_MODULE, which is done in
121# boot-jdk setup, but we need to have basic tools setup first.
122BDEPS_CONFIGURE_BUILDDEPS
123BDEPS_SCAN_FOR_BUILDDEPS
124
125###############################################################################
126#
127# Determine OpenJDK variants, options and version numbers.
128#
129###############################################################################
130
131# We need build & target for this.
132JDKOPT_SETUP_JDK_OPTIONS
133JDKOPT_SETUP_JDK_VERSION_NUMBERS
134
135###############################################################################
136#
137# Setup BootJDK, used to bootstrap the build.
138#
139###############################################################################
140
141BOOTJDK_SETUP_BOOT_JDK
142BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS
143
144###############################################################################
145#
146# Configure the sources to use. We can add or override individual directories.
147#
148###############################################################################
149
150SRCDIRS_SETUP_TOPDIRS
151SRCDIRS_SETUP_ALTERNATIVE_TOPDIRS
152SRCDIRS_SETUP_OUTPUT_DIRS
153
154###############################################################################
155#
156# Setup the toolchain (compilers etc), i.e. tools used to compile and process
157# native code.
158#
159###############################################################################
160
161# First determine the toolchain type (compiler family)
162TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE
163
164# Then detect the actual binaries needed
165TOOLCHAIN_PRE_DETECTION
166TOOLCHAIN_DETECT_TOOLCHAIN_CORE
167TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA
168TOOLCHAIN_POST_DETECTION
169
170# Finally do some processing after the detection phase
171TOOLCHAIN_SETUP_BUILD_COMPILERS
172TOOLCHAIN_SETUP_LEGACY
173TOOLCHAIN_MISC_CHECKS
174
175# Setup the JTReg Regression Test Harness.
176TOOLCHAIN_SETUP_JTREG
177
178FLAGS_SETUP_INIT_FLAGS
179
180# FIXME: Currently we must test this after toolchain but before flags. Fix!
181
182# Now we can test some aspects on the target using configure macros.
183PLATFORM_SETUP_OPENJDK_TARGET_BITS
184PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS
185
186# Configure flags for the tools
187FLAGS_SETUP_COMPILER_FLAGS_FOR_LIBS
188FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION
189FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK
190FLAGS_SETUP_COMPILER_FLAGS_MISC
191
192# Setup debug symbols (need objcopy from the toolchain for that)
193JDKOPT_SETUP_DEBUG_SYMBOLS
194
195###############################################################################
196#
197# Check dependencies for external and internal libraries.
198#
199###############################################################################
200
201# After we have toolchain, we can compile fixpath. It's needed by the lib checks.
202BASIC_COMPILE_FIXPATH
203
204LIB_SETUP_INIT
205LIB_SETUP_X11
206LIB_SETUP_CUPS
207LIB_SETUP_FREETYPE
208LIB_SETUP_ALSA
209LIB_SETUP_MISC_LIBS
210LIB_SETUP_STATIC_LINK_LIBSTDCPP
211LIB_SETUP_ON_WINDOWS
212
213###############################################################################
214#
215# We need to do some final tweaking, when everything else is done.
216#
217###############################################################################
218
219JDKOPT_SETUP_BUILD_TWEAKS
220JDKOPT_DETECT_INTREE_EC
221
222###############################################################################
223#
224# Configure parts of the build that only affect the build performance,
225# not the result.
226#
227###############################################################################
228
229BPERF_SETUP_BUILD_CORES
230BPERF_SETUP_BUILD_MEMORY
231BPERF_SETUP_BUILD_JOBS
232
233# Setup smart javac (after cores and memory have been setup)
234BPERF_SETUP_SMART_JAVAC
235
236# Can the C/C++ compiler use precompiled headers?
237BPERF_SETUP_PRECOMPILED_HEADERS
238
239# Setup use of ccache, if available
240BPERF_SETUP_CCACHE
241
242###############################################################################
243#
244# And now the finish...
245#
246###############################################################################
247
248# Check for some common pitfalls
249BASIC_TEST_USABILITY_ISSUES
250
251# At the end, call the custom hook. (Dummy macro if no custom sources available)
252CUSTOM_LATE_HOOK
253
254# We're messing a bit with internal autoconf variables to put the config.status
255# in the output directory instead of the current directory.
256CONFIG_STATUS="$OUTPUT_ROOT/config.status"
257
258# Create the actual output files. Now the main work of configure is done.
259AC_OUTPUT
260
261# Try to move the config.log file to the output directory.
262if test -e ./config.log; then
263  $MV -f ./config.log "$OUTPUT_ROOT/config.log" 2> /dev/null
264fi
265
266# Make the compare script executable
267$CHMOD +x $OUTPUT_ROOT/compare.sh
268
269# Finally output some useful information to the user
270HELP_PRINT_SUMMARY_AND_WARNINGS
271