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common/autoconf/platform.m4@50aaf272884f (annotated)

common/autoconf/platform.m4

Thu, 31 Aug 2017 15:40:18 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:40:18 +0800

changeset 1133

50aaf272884f

parent 985

d904a8b799d4

parent 0

75a576e87639

child 1482

8fb429038513

permissions

-rw-r--r--

merge

aoqi@0	1	#
aoqi@0	2	# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	#
aoqi@0	5	# This code is free software; you can redistribute it and/or modify it
aoqi@0	6	# under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	# published by the Free Software Foundation. Oracle designates this
aoqi@0	8	# particular file as subject to the "Classpath" exception as provided
aoqi@0	9	# by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	#
aoqi@0	11	# This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	# version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	# accompanied this code).
aoqi@0	16	#
aoqi@0	17	# You should have received a copy of the GNU General Public License version
aoqi@0	18	# 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	#
aoqi@0	21	# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	# or visit www.oracle.com if you need additional information or have any
aoqi@0	23	# questions.
aoqi@0	24	#
aoqi@0	25
aoqi@0	26	# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.
aoqi@0	27	# Converts autoconf style CPU name to OpenJDK style, into
aoqi@0	28	# VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN.
aoqi@0	29	AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU],
aoqi@0	30	[
aoqi@0	31	# First argument is the cpu name from the trip/quad
aoqi@0	32	case "$1" in
aoqi@0	33	x86_64)
aoqi@0	34	VAR_CPU=x86_64
aoqi@0	35	VAR_CPU_ARCH=x86
aoqi@0	36	VAR_CPU_BITS=64
aoqi@0	37	VAR_CPU_ENDIAN=little
aoqi@0	38	;;
aoqi@0	39	i?86)
aoqi@0	40	VAR_CPU=x86
aoqi@0	41	VAR_CPU_ARCH=x86
aoqi@0	42	VAR_CPU_BITS=32
aoqi@0	43	VAR_CPU_ENDIAN=little
aoqi@0	44	;;
aoqi@0	45	arm*)
aoqi@0	46	VAR_CPU=arm
aoqi@0	47	VAR_CPU_ARCH=arm
aoqi@0	48	VAR_CPU_BITS=32
aoqi@0	49	VAR_CPU_ENDIAN=little
aoqi@0	50	;;
aoqi@0	51	powerpc)
aoqi@0	52	VAR_CPU=ppc
aoqi@0	53	VAR_CPU_ARCH=ppc
aoqi@0	54	VAR_CPU_BITS=32
aoqi@0	55	VAR_CPU_ENDIAN=big
aoqi@0	56	;;
aoqi@0	57	powerpc64)
aoqi@0	58	VAR_CPU=ppc64
aoqi@0	59	VAR_CPU_ARCH=ppc
aoqi@0	60	VAR_CPU_BITS=64
aoqi@0	61	VAR_CPU_ENDIAN=big
aoqi@0	62	;;
aoqi@0	63	powerpc64le)
aoqi@0	64	VAR_CPU=ppc64
aoqi@0	65	VAR_CPU_ARCH=ppc
aoqi@0	66	VAR_CPU_BITS=64
aoqi@0	67	VAR_CPU_ENDIAN=little
aoqi@0	68	;;
aoqi@0	69	s390)
aoqi@0	70	VAR_CPU=s390
aoqi@0	71	VAR_CPU_ARCH=s390
aoqi@0	72	VAR_CPU_BITS=32
aoqi@0	73	VAR_CPU_ENDIAN=big
aoqi@0	74	;;
aoqi@0	75	s390x)
aoqi@0	76	VAR_CPU=s390x
aoqi@0	77	VAR_CPU_ARCH=s390
aoqi@0	78	VAR_CPU_BITS=64
aoqi@0	79	VAR_CPU_ENDIAN=big
aoqi@0	80	;;
aoqi@0	81	sparc)
aoqi@0	82	VAR_CPU=sparc
aoqi@0	83	VAR_CPU_ARCH=sparc
aoqi@0	84	VAR_CPU_BITS=32
aoqi@0	85	VAR_CPU_ENDIAN=big
aoqi@0	86	;;
aoqi@0	87	sparcv9)
aoqi@0	88	VAR_CPU=sparcv9
aoqi@0	89	VAR_CPU_ARCH=sparc
aoqi@0	90	VAR_CPU_BITS=64
aoqi@0	91	VAR_CPU_ENDIAN=big
aoqi@0	92	;;
aoqi@0	93	*)
aoqi@0	94	AC_MSG_ERROR([unsupported cpu $1])
aoqi@0	95	;;
aoqi@0	96	esac
aoqi@0	97	])
aoqi@0	98
aoqi@0	99	# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.
aoqi@0	100	# Converts autoconf style OS name to OpenJDK style, into
aoqi@0	101	# VAR_OS and VAR_OS_API.
aoqi@0	102	AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS],
aoqi@0	103	[
aoqi@0	104	case "$1" in
aoqi@0	105	*linux*)
aoqi@0	106	VAR_OS=linux
aoqi@0	107	VAR_OS_API=posix
aoqi@0	108	VAR_OS_ENV=linux
aoqi@0	109	;;
aoqi@0	110	*solaris*)
aoqi@0	111	VAR_OS=solaris
aoqi@0	112	VAR_OS_API=posix
aoqi@0	113	VAR_OS_ENV=solaris
aoqi@0	114	;;
aoqi@0	115	*darwin*)
aoqi@0	116	VAR_OS=macosx
aoqi@0	117	VAR_OS_API=posix
aoqi@0	118	VAR_OS_ENV=macosx
aoqi@0	119	;;
aoqi@0	120	*bsd*)
aoqi@0	121	VAR_OS=bsd
aoqi@0	122	VAR_OS_API=posix
aoqi@0	123	VAR_OS_ENV=bsd
aoqi@0	124	;;
aoqi@0	125	*cygwin*)
aoqi@0	126	VAR_OS=windows
aoqi@0	127	VAR_OS_API=winapi
aoqi@0	128	VAR_OS_ENV=windows.cygwin
aoqi@0	129	;;
aoqi@0	130	*mingw*)
aoqi@0	131	VAR_OS=windows
aoqi@0	132	VAR_OS_API=winapi
aoqi@0	133	VAR_OS_ENV=windows.msys
aoqi@0	134	;;
aoqi@0	135	*aix*)
aoqi@0	136	VAR_OS=aix
aoqi@0	137	VAR_OS_API=posix
aoqi@0	138	VAR_OS_ENV=aix
aoqi@0	139	;;
aoqi@0	140	*)
aoqi@0	141	AC_MSG_ERROR([unsupported operating system $1])
aoqi@0	142	;;
aoqi@0	143	esac
aoqi@0	144	])
aoqi@0	145
aoqi@0	146	# Expects $host_os $host_cpu $build_os and $build_cpu
aoqi@0	147	# and $with_target_bits to have been setup!
aoqi@0	148	#
aoqi@0	149	# Translate the standard triplet(quadruplet) definition
aoqi@0	150	# of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU,
aoqi@0	151	# OPENJDK_BUILD_OS, etc.
aoqi@0	152	AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD],
aoqi@0	153	[
aoqi@0	154	# Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME
aoqi@0	155	# (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME
aoqi@0	156	# Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build,
aoqi@0	157	# but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME.
aoqi@0	158	OPENJDK_TARGET_AUTOCONF_NAME="$host"
aoqi@0	159	OPENJDK_BUILD_AUTOCONF_NAME="$build"
aoqi@0	160	AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME)
aoqi@0	161	AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME)
aoqi@0	162
aoqi@0	163	# Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.
aoqi@0	164	PLATFORM_EXTRACT_VARS_FROM_OS($build_os)
aoqi@0	165	PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu)
aoqi@0	166	# ..and setup our own variables. (Do this explicitely to facilitate searching)
aoqi@0	167	OPENJDK_BUILD_OS="$VAR_OS"
aoqi@0	168	OPENJDK_BUILD_OS_API="$VAR_OS_API"
aoqi@0	169	OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV"
aoqi@0	170	OPENJDK_BUILD_CPU="$VAR_CPU"
aoqi@0	171	OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH"
aoqi@0	172	OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS"
aoqi@0	173	OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN"
aoqi@0	174	AC_SUBST(OPENJDK_BUILD_OS)
aoqi@0	175	AC_SUBST(OPENJDK_BUILD_OS_API)
aoqi@0	176	AC_SUBST(OPENJDK_BUILD_CPU)
aoqi@0	177	AC_SUBST(OPENJDK_BUILD_CPU_ARCH)
aoqi@0	178	AC_SUBST(OPENJDK_BUILD_CPU_BITS)
aoqi@0	179	AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN)
aoqi@0	180
aoqi@0	181	AC_MSG_CHECKING([openjdk-build os-cpu])
aoqi@0	182	AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU])
aoqi@0	183
aoqi@0	184	# Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.
aoqi@0	185	PLATFORM_EXTRACT_VARS_FROM_OS($host_os)
aoqi@0	186	PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu)
aoqi@0	187	# ... and setup our own variables. (Do this explicitely to facilitate searching)
aoqi@0	188	OPENJDK_TARGET_OS="$VAR_OS"
aoqi@0	189	OPENJDK_TARGET_OS_API="$VAR_OS_API"
aoqi@0	190	OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV"
aoqi@0	191	OPENJDK_TARGET_CPU="$VAR_CPU"
aoqi@0	192	OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH"
aoqi@0	193	OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS"
aoqi@0	194	OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN"
aoqi@0	195	AC_SUBST(OPENJDK_TARGET_OS)
aoqi@0	196	AC_SUBST(OPENJDK_TARGET_OS_API)
aoqi@0	197	AC_SUBST(OPENJDK_TARGET_CPU)
aoqi@0	198	AC_SUBST(OPENJDK_TARGET_CPU_ARCH)
aoqi@0	199	AC_SUBST(OPENJDK_TARGET_CPU_BITS)
aoqi@0	200	AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN)
aoqi@0	201
aoqi@0	202	AC_MSG_CHECKING([openjdk-target os-cpu])
aoqi@0	203	AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU])
aoqi@0	204	])
aoqi@0	205
aoqi@0	206	# Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour
aoqi@0	207	# accordingly. Must be done after setting up build and target system, but before
aoqi@0	208	# doing anything else with these values.
aoqi@0	209	AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS],
aoqi@0	210	[
aoqi@0	211	AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits],
aoqi@0	212	[build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])])
aoqi@0	213
aoqi@0	214	# We have three types of compiles:
aoqi@0	215	# native == normal compilation, target system == build system
aoqi@0	216	# cross == traditional cross compilation, target system != build system; special toolchain needed
aoqi@0	217	# reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines
aoqi@0	218	#
aoqi@0	219	if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then
aoqi@0	220	# We're doing a proper cross-compilation
aoqi@0	221	COMPILE_TYPE="cross"
aoqi@0	222	else
aoqi@0	223	COMPILE_TYPE="native"
aoqi@0	224	fi
aoqi@0	225
aoqi@0	226	if test "x$with_target_bits" != x; then
aoqi@0	227	if test "x$COMPILE_TYPE" = "xcross"; then
aoqi@0	228	AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.])
aoqi@0	229	fi
aoqi@0	230
aoqi@0	231	if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
aoqi@0	232	# A reduced build is requested
aoqi@0	233	COMPILE_TYPE="reduced"
aoqi@0	234	OPENJDK_TARGET_CPU_BITS=32
aoqi@0	235	if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then
aoqi@0	236	OPENJDK_TARGET_CPU=x86
aoqi@0	237	elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then
aoqi@0	238	OPENJDK_TARGET_CPU=sparc
aoqi@0	239	else
aoqi@0	240	AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9])
aoqi@0	241	fi
aoqi@0	242	elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then
aoqi@0	243	AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.])
aoqi@0	244	elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then
aoqi@0	245	AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning])
aoqi@0	246	else
aoqi@0	247	AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!])
aoqi@0	248	fi
aoqi@0	249	fi
aoqi@0	250	AC_SUBST(COMPILE_TYPE)
aoqi@0	251
aoqi@0	252	AC_MSG_CHECKING([compilation type])
aoqi@0	253	AC_MSG_RESULT([$COMPILE_TYPE])
aoqi@0	254	])
aoqi@0	255
aoqi@0	256	# Setup the legacy variables, for controlling the old makefiles.
aoqi@0	257	#
aoqi@0	258	AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS],
aoqi@0	259	[
aoqi@0	260	# Also store the legacy naming of the cpu.
aoqi@0	261	# Ie i586 and amd64 instead of x86 and x86_64
aoqi@0	262	OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU"
aoqi@0	263	if test "x$OPENJDK_TARGET_CPU" = xx86; then
aoqi@0	264	OPENJDK_TARGET_CPU_LEGACY="i586"
aoqi@0	265	elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
aoqi@0	266	# On all platforms except MacOSX replace x86_64 with amd64.
aoqi@0	267	OPENJDK_TARGET_CPU_LEGACY="amd64"
aoqi@0	268	fi
aoqi@0	269	AC_SUBST(OPENJDK_TARGET_CPU_LEGACY)
aoqi@0	270
aoqi@0	271	# And the second legacy naming of the cpu.
aoqi@0	272	# Ie i386 and amd64 instead of x86 and x86_64.
aoqi@0	273	OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU"
aoqi@0	274	if test "x$OPENJDK_TARGET_CPU" = xx86; then
aoqi@0	275	OPENJDK_TARGET_CPU_LEGACY_LIB="i386"
aoqi@0	276	elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then
aoqi@0	277	OPENJDK_TARGET_CPU_LEGACY_LIB="amd64"
aoqi@0	278	fi
aoqi@0	279	AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB)
aoqi@0	280
aoqi@0	281	# This is the name of the cpu (but using i386 and amd64 instead of
aoqi@0	282	# x86 and x86_64, respectively), preceeded by a /, to be used when
aoqi@0	283	# locating libraries. On macosx, it's empty, though.
aoqi@0	284	OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB"
aoqi@0	285	if test "x$OPENJDK_TARGET_OS" = xmacosx; then
aoqi@0	286	OPENJDK_TARGET_CPU_LIBDIR=""
aoqi@0	287	fi
aoqi@0	288	AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR)
aoqi@0	289
aoqi@0	290	# OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to
aoqi@0	291	# /amd64 or /sparcv9. This string is appended to some library paths, like this:
aoqi@0	292	# /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so
aoqi@0	293	OPENJDK_TARGET_CPU_ISADIR=""
aoqi@0	294	if test "x$OPENJDK_TARGET_OS" = xsolaris; then
aoqi@0	295	if test "x$OPENJDK_TARGET_CPU" = xx86_64; then
aoqi@0	296	OPENJDK_TARGET_CPU_ISADIR="/amd64"
aoqi@0	297	elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then
aoqi@0	298	OPENJDK_TARGET_CPU_ISADIR="/sparcv9"
aoqi@0	299	fi
aoqi@0	300	fi
aoqi@0	301	AC_SUBST(OPENJDK_TARGET_CPU_ISADIR)
aoqi@0	302
aoqi@0	303	# Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property
aoqi@0	304	OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU"
aoqi@0	305	if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then
aoqi@0	306	# On linux only, we replace x86 with i386.
aoqi@0	307	OPENJDK_TARGET_CPU_OSARCH="i386"
aoqi@0	308	elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
aoqi@0	309	# On all platforms except macosx, we replace x86_64 with amd64.
aoqi@0	310	OPENJDK_TARGET_CPU_OSARCH="amd64"
aoqi@0	311	fi
aoqi@0	312	AC_SUBST(OPENJDK_TARGET_CPU_OSARCH)
aoqi@0	313
aoqi@0	314	OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU"
aoqi@0	315	if test "x$OPENJDK_TARGET_CPU" = xx86; then
aoqi@0	316	OPENJDK_TARGET_CPU_JLI="i386"
aoqi@0	317	elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
aoqi@0	318	# On all platforms except macosx, we replace x86_64 with amd64.
aoqi@0	319	OPENJDK_TARGET_CPU_JLI="amd64"
aoqi@0	320	fi
aoqi@0	321	# Now setup the -D flags for building libjli.
aoqi@0	322	OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'"
aoqi@0	323	if test "x$OPENJDK_TARGET_OS" = xsolaris; then
aoqi@0	324	if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then
aoqi@0	325	OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'"
aoqi@0	326	elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then
aoqi@0	327	OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'"
aoqi@0	328	fi
aoqi@0	329	fi
aoqi@0	330	AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS)
aoqi@0	331
aoqi@0	332	# Setup OPENJDK_TARGET_OS_API_DIR, used in source paths.
aoqi@0	333	if test "x$OPENJDK_TARGET_OS_API" = xposix; then
aoqi@0	334	OPENJDK_TARGET_OS_API_DIR="solaris"
aoqi@0	335	fi
aoqi@0	336	if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then
aoqi@0	337	OPENJDK_TARGET_OS_API_DIR="windows"
aoqi@0	338	fi
aoqi@0	339	AC_SUBST(OPENJDK_TARGET_OS_API_DIR)
aoqi@0	340
aoqi@0	341	if test "x$OPENJDK_TARGET_OS" = xmacosx; then
aoqi@0	342	OPENJDK_TARGET_OS_EXPORT_DIR=macosx
aoqi@0	343	else
aoqi@0	344	OPENJDK_TARGET_OS_EXPORT_DIR=${OPENJDK_TARGET_OS_API_DIR}
aoqi@0	345	fi
aoqi@0	346	AC_SUBST(OPENJDK_TARGET_OS_EXPORT_DIR)
aoqi@0	347
aoqi@0	348	if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
aoqi@0	349	A_LP64="LP64:="
aoqi@0	350	# -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in
aoqi@0	351	# unpack200.exe
aoqi@0	352	if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xmacosx; then
aoqi@0	353	ADD_LP64="-D_LP64=1"
aoqi@0	354	fi
aoqi@0	355	fi
aoqi@0	356	AC_SUBST(LP64,$A_LP64)
aoqi@0	357
aoqi@0	358	if test "x$COMPILE_TYPE" = "xcross"; then
aoqi@0	359	# FIXME: ... or should this include reduced builds..?
aoqi@0	360	DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY"
aoqi@0	361	else
aoqi@0	362	DEFINE_CROSS_COMPILE_ARCH=""
aoqi@0	363	fi
aoqi@0	364	AC_SUBST(DEFINE_CROSS_COMPILE_ARCH)
aoqi@0	365
aoqi@0	366	# ZERO_ARCHDEF is used to enable architecture-specific code
aoqi@0	367	case "${OPENJDK_TARGET_CPU}" in
aoqi@0	368	ppc*) ZERO_ARCHDEF=PPC ;;
aoqi@0	369	s390*) ZERO_ARCHDEF=S390 ;;
aoqi@0	370	sparc*) ZERO_ARCHDEF=SPARC ;;
aoqi@0	371	x86_64*) ZERO_ARCHDEF=AMD64 ;;
aoqi@0	372	x86) ZERO_ARCHDEF=IA32 ;;
aoqi@0	373	*) ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z)
aoqi@0	374	esac
aoqi@0	375	AC_SUBST(ZERO_ARCHDEF)
aoqi@0	376	])
aoqi@0	377
aoqi@0	378	AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES],
aoqi@0	379	[
aoqi@0	380	if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
aoqi@0	381	REQUIRED_OS_NAME=SunOS
aoqi@0	382	REQUIRED_OS_VERSION=5.10
aoqi@0	383	fi
aoqi@0	384	if test "x$OPENJDK_TARGET_OS" = "xlinux"; then
aoqi@0	385	REQUIRED_OS_NAME=Linux
aoqi@0	386	REQUIRED_OS_VERSION=2.6
aoqi@0	387	fi
aoqi@0	388	if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
aoqi@0	389	REQUIRED_OS_NAME=Windows
aoqi@0	390	if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then
aoqi@0	391	REQUIRED_OS_VERSION=5.2
aoqi@0	392	else
aoqi@0	393	REQUIRED_OS_VERSION=5.1
aoqi@0	394	fi
aoqi@0	395	fi
aoqi@0	396	if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
aoqi@0	397	REQUIRED_OS_NAME=Darwin
aoqi@0	398	REQUIRED_OS_VERSION=11.2
aoqi@0	399	fi
aoqi@0	400
aoqi@0	401	AC_SUBST(REQUIRED_OS_NAME)
aoqi@0	402	AC_SUBST(REQUIRED_OS_VERSION)
aoqi@0	403	])
aoqi@0	404
aoqi@0	405	#%%% Build and target systems %%%
aoqi@0	406	AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET],
aoqi@0	407	[
aoqi@0	408	# Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target"
aoqi@0	409	# is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the
aoqi@0	410	# product you're building. The target of this build is called "host". Since this is confusing to most people, we
aoqi@0	411	# have not adopted that system, but use "target" as the platform we are building for. In some places though we need
aoqi@0	412	# to use the configure naming style.
aoqi@0	413	AC_CANONICAL_BUILD
aoqi@0	414	AC_CANONICAL_HOST
aoqi@0	415	AC_CANONICAL_TARGET
aoqi@0	416
aoqi@0	417	PLATFORM_EXTRACT_TARGET_AND_BUILD
aoqi@0	418	PLATFORM_SETUP_TARGET_CPU_BITS
aoqi@0	419	PLATFORM_SET_RELEASE_FILE_OS_VALUES
aoqi@0	420	PLATFORM_SETUP_LEGACY_VARS
aoqi@0	421	])
aoqi@0	422
aoqi@0	423	AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION],
aoqi@0	424	[
aoqi@0	425	###############################################################################
aoqi@0	426
aoqi@0	427	# Note that this is the build platform OS version!
aoqi@0	428
aoqi@0	429	OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`"
aoqi@0	430	OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`"
aoqi@0	431	OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`"
aoqi@0	432	OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`"
aoqi@0	433	AC_SUBST(OS_VERSION_MAJOR)
aoqi@0	434	AC_SUBST(OS_VERSION_MINOR)
aoqi@0	435	AC_SUBST(OS_VERSION_MICRO)
aoqi@0	436	])
aoqi@0	437
aoqi@0	438	# Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS.
aoqi@0	439	# Add -mX to various FLAGS variables.
aoqi@0	440	AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS],
aoqi@0	441	[
aoqi@0	442	# When we add flags to the "official" CFLAGS etc, we need to
aoqi@0	443	# keep track of these additions in ADDED_CFLAGS etc. These
aoqi@0	444	# will later be checked to make sure only controlled additions
aoqi@0	445	# have been made to CFLAGS etc.
aoqi@0	446	ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
aoqi@0	447	ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
aoqi@0	448	ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
aoqi@0	449
aoqi@0	450	CFLAGS="${CFLAGS}${ADDED_CFLAGS}"
aoqi@0	451	CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}"
aoqi@0	452	LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}"
aoqi@0	453
aoqi@0	454	CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}"
aoqi@0	455	CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}"
aoqi@0	456	LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}"
aoqi@0	457	])
aoqi@0	458
aoqi@0	459	AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS],
aoqi@0	460	[
aoqi@0	461	###############################################################################
aoqi@0	462	#
aoqi@0	463	# Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code.
aoqi@0	464	# (The JVM can use 32 or 64 bit Java pointers but that decision
aoqi@0	465	# is made at runtime.)
aoqi@0	466	#
aoqi@0	467
aoqi@0	468	if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then
aoqi@0	469	# Always specify -m flag on Solaris
aoqi@0	470	# And -q on AIX because otherwise the compiler produces 32-bit objects by default
aoqi@0	471	PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
aoqi@0	472	elif test "x$COMPILE_TYPE" = xreduced; then
aoqi@0	473	if test "x$OPENJDK_TARGET_OS" != xwindows; then
aoqi@0	474	# Specify -m if running reduced on other Posix platforms
aoqi@0	475	PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
aoqi@0	476	fi
aoqi@0	477	fi
aoqi@0	478
aoqi@0	479	# Make compilation sanity check
aoqi@0	480	AC_CHECK_HEADERS([stdio.h], , [
aoqi@0	481	AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.])
aoqi@0	482	if test "x$COMPILE_TYPE" = xreduced; then
aoqi@0	483	AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.])
aoqi@0	484	elif test "x$COMPILE_TYPE" = xcross; then
aoqi@0	485	AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.])
aoqi@0	486	fi
aoqi@0	487	AC_MSG_ERROR([Cannot continue.])
aoqi@0	488	])
aoqi@0	489
aoqi@0	490	AC_CHECK_SIZEOF([int *], [1111])
aoqi@0	491
aoqi@0	492	# AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*'
aoqi@0	493	if test "x$ac_cv_sizeof_int_p" = x; then
aoqi@0	494	# The test failed, lets stick to the assumed value.
aoqi@0	495	AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.])
aoqi@0	496	else
aoqi@0	497	TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p`
aoqi@0	498
aoqi@0	499	if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then
aoqi@0	500	# This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects
aoqi@0	501	# Let's try to implicitely set the compilers target architecture and retry the test
aoqi@0	502	AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).])
aoqi@0	503	AC_MSG_NOTICE([I'll retry after setting the platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}])
aoqi@0	504	PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
aoqi@0	505
aoqi@0	506	# We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value!
aoqi@0	507	unset ac_cv_sizeof_int_p
aoqi@0	508	# And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF
aoqi@0	509	cat >>confdefs.h <<_ACEOF
aoqi@0	510	#undef SIZEOF_INT_P
aoqi@0	511	_ACEOF
aoqi@0	512
aoqi@0	513	AC_CHECK_SIZEOF([int *], [1111])
aoqi@0	514
aoqi@0	515	TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p`
aoqi@0	516
aoqi@0	517	if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then
aoqi@0	518	AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)])
aoqi@0	519	fi
aoqi@0	520	fi
aoqi@0	521	fi
aoqi@0	522
aoqi@0	523	AC_MSG_CHECKING([for target address size])
aoqi@0	524	AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits])
aoqi@0	525	])
aoqi@0	526
aoqi@0	527	AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS],
aoqi@0	528	[
aoqi@0	529	###############################################################################
aoqi@0	530	#
aoqi@0	531	# Is the target little of big endian?
aoqi@0	532	#
aoqi@0	533	AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"])
aoqi@0	534
aoqi@0	535	if test "x$ENDIAN" = xuniversal_endianness; then
aoqi@0	536	AC_MSG_ERROR([Building with both big and little endianness is not supported])
aoqi@0	537	fi
aoqi@0	538	if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then
aoqi@0	539	AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)])
aoqi@0	540	fi
aoqi@0	541	])