basics.m4 revision 716:e7c09a983c3c
1# 2# Copyright (c) 2011, 2013, 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# Test if $1 is a valid argument to $3 (often is $JAVA passed as $3) 27# If so, then append $1 to $2\ 28# Also set JVM_ARG_OK to true/false depending on outcome. 29AC_DEFUN([ADD_JVM_ARG_IF_OK], 30[ 31 $ECHO "Check if jvm arg is ok: $1" >&AS_MESSAGE_LOG_FD 32 $ECHO "Command: $3 $1 -version" >&AS_MESSAGE_LOG_FD 33 OUTPUT=`$3 $1 -version 2>&1` 34 FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn` 35 FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""` 36 if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then 37 $2="[$]$2 $1" 38 JVM_ARG_OK=true 39 else 40 $ECHO "Arg failed:" >&AS_MESSAGE_LOG_FD 41 $ECHO "$OUTPUT" >&AS_MESSAGE_LOG_FD 42 JVM_ARG_OK=false 43 fi 44]) 45 46# This will make sure the given variable points to a full and proper 47# path. This means: 48# 1) There will be no spaces in the path. On posix platforms, 49# spaces in the path will result in an error. On Windows, 50# the path will be rewritten using short-style to be space-free. 51# 2) The path will be absolute, and it will be in unix-style (on 52# cygwin). 53# $1: The name of the variable to fix 54AC_DEFUN([BASIC_FIXUP_PATH], 55[ 56 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 57 BASIC_FIXUP_PATH_CYGWIN($1) 58 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 59 BASIC_FIXUP_PATH_MSYS($1) 60 else 61 # We're on a posix platform. Hooray! :) 62 path="[$]$1" 63 has_space=`$ECHO "$path" | $GREP " "` 64 if test "x$has_space" != x; then 65 AC_MSG_NOTICE([The path of $1, which resolves as "$path", is invalid.]) 66 AC_MSG_ERROR([Spaces are not allowed in this path.]) 67 fi 68 69 # Use eval to expand a potential ~ 70 eval path="$path" 71 if test ! -f "$path" && test ! -d "$path"; then 72 AC_MSG_ERROR([The path of $1, which resolves as "$path", is not found.]) 73 fi 74 75 $1="`cd "$path"; $THEPWDCMD`" 76 fi 77]) 78 79# This will make sure the given variable points to a executable 80# with a full and proper path. This means: 81# 1) There will be no spaces in the path. On posix platforms, 82# spaces in the path will result in an error. On Windows, 83# the path will be rewritten using short-style to be space-free. 84# 2) The path will be absolute, and it will be in unix-style (on 85# cygwin). 86# Any arguments given to the executable is preserved. 87# If the input variable does not have a directory specification, then 88# it need to be in the PATH. 89# $1: The name of the variable to fix 90AC_DEFUN([BASIC_FIXUP_EXECUTABLE], 91[ 92 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 93 BASIC_FIXUP_EXECUTABLE_CYGWIN($1) 94 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 95 BASIC_FIXUP_EXECUTABLE_MSYS($1) 96 else 97 # We're on a posix platform. Hooray! :) 98 # First separate the path from the arguments. This will split at the first 99 # space. 100 complete="[$]$1" 101 path="${complete%% *}" 102 tmp="$complete EOL" 103 arguments="${tmp#* }" 104 105 # Cannot rely on the command "which" here since it doesn't always work. 106 is_absolute_path=`$ECHO "$path" | $GREP ^/` 107 if test -z "$is_absolute_path"; then 108 # Path to executable is not absolute. Find it. 109 IFS_save="$IFS" 110 IFS=: 111 for p in $PATH; do 112 if test -f "$p/$path" && test -x "$p/$path"; then 113 new_path="$p/$path" 114 break 115 fi 116 done 117 IFS="$IFS_save" 118 else 119 AC_MSG_NOTICE([Resolving $1 (as $path) failed, using $path directly.]) 120 new_path="$path" 121 fi 122 123 if test "x$new_path" = x; then 124 AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.]) 125 has_space=`$ECHO "$complete" | $GREP " "` 126 if test "x$has_space" != x; then 127 AC_MSG_NOTICE([This might be caused by spaces in the path, which is not allowed.]) 128 fi 129 AC_MSG_ERROR([Cannot locate the the path of $1]) 130 fi 131 fi 132 133 # Now join together the path and the arguments once again 134 if test "x$arguments" != xEOL; then 135 new_complete="$new_path ${arguments% *}" 136 else 137 new_complete="$new_path" 138 fi 139 140 if test "x$complete" != "x$new_complete"; then 141 $1="$new_complete" 142 AC_MSG_NOTICE([Rewriting $1 to "$new_complete"]) 143 fi 144]) 145 146AC_DEFUN([BASIC_REMOVE_SYMBOLIC_LINKS], 147[ 148 if test "x$OPENJDK_BUILD_OS" != xwindows; then 149 # Follow a chain of symbolic links. Use readlink 150 # where it exists, else fall back to horribly 151 # complicated shell code. 152 if test "x$READLINK_TESTED" != yes; then 153 # On MacOSX there is a readlink tool with a different 154 # purpose than the GNU readlink tool. Check the found readlink. 155 ISGNU=`$READLINK --version 2>&1 | $GREP GNU` 156 if test "x$ISGNU" = x; then 157 # A readlink that we do not know how to use. 158 # Are there other non-GNU readlinks out there? 159 READLINK_TESTED=yes 160 READLINK= 161 fi 162 fi 163 164 if test "x$READLINK" != x; then 165 $1=`$READLINK -f [$]$1` 166 else 167 # Save the current directory for restoring afterwards 168 STARTDIR=$PWD 169 COUNTER=0 170 sym_link_dir=`$DIRNAME [$]$1` 171 sym_link_file=`$BASENAME [$]$1` 172 # Use the system pwd and not the shell builtin to resolve directory symlinks 173 cd $sym_link_dir 174 cd `$THEPWDCMD` 175 sym_link_dir=`$THEPWDCMD` 176 # Resolve file symlinks 177 while test $COUNTER -lt 20; do 178 ISLINK=`$LS -l $sym_link_dir/$sym_link_file | $GREP '\->' | $SED -e 's/.*-> \(.*\)/\1/'` 179 if test "x$ISLINK" == x; then 180 # This is not a symbolic link! We are done! 181 break 182 fi 183 # Again resolve directory symlinks since the target of the just found 184 # link could be in a different directory 185 cd `$DIRNAME $ISLINK` 186 sym_link_dir=`$THEPWDCMD` 187 sym_link_file=`$BASENAME $ISLINK` 188 let COUNTER=COUNTER+1 189 done 190 cd $STARTDIR 191 $1=$sym_link_dir/$sym_link_file 192 fi 193 fi 194]) 195 196AC_DEFUN_ONCE([BASIC_INIT], 197[ 198# Save the original command line. This is passed to us by the wrapper configure script. 199AC_SUBST(CONFIGURE_COMMAND_LINE) 200DATE_WHEN_CONFIGURED=`LANG=C date` 201AC_SUBST(DATE_WHEN_CONFIGURED) 202AC_MSG_NOTICE([Configuration created at $DATE_WHEN_CONFIGURED.]) 203AC_MSG_NOTICE([configure script generated at timestamp $DATE_WHEN_GENERATED.]) 204]) 205 206# Test that variable $1 denoting a program is not empty. If empty, exit with an error. 207# $1: variable to check 208# $2: executable name to print in warning (optional) 209AC_DEFUN([BASIC_CHECK_NONEMPTY], 210[ 211 if test "x[$]$1" = x; then 212 if test "x$2" = x; then 213 PROG_NAME=translit($1,A-Z,a-z) 214 else 215 PROG_NAME=$2 216 fi 217 AC_MSG_NOTICE([Could not find $PROG_NAME!]) 218 AC_MSG_ERROR([Cannot continue]) 219 fi 220]) 221 222# Does AC_PATH_PROG followed by BASIC_CHECK_NONEMPTY. 223# Arguments as AC_PATH_PROG: 224# $1: variable to set 225# $2: executable name to look for 226AC_DEFUN([BASIC_REQUIRE_PROG], 227[ 228 AC_PATH_PROGS($1, $2) 229 BASIC_CHECK_NONEMPTY($1, $2) 230]) 231 232# Setup the most fundamental tools that relies on not much else to set up, 233# but is used by much of the early bootstrap code. 234AC_DEFUN_ONCE([BASIC_SETUP_FUNDAMENTAL_TOOLS], 235[ 236 237# Start with tools that do not need have cross compilation support 238# and can be expected to be found in the default PATH. These tools are 239# used by configure. Nor are these tools expected to be found in the 240# devkit from the builddeps server either, since they are 241# needed to download the devkit. 242 243# First are all the simple required tools. 244BASIC_REQUIRE_PROG(BASENAME, basename) 245BASIC_REQUIRE_PROG(BASH, bash) 246BASIC_REQUIRE_PROG(CAT, cat) 247BASIC_REQUIRE_PROG(CHMOD, chmod) 248BASIC_REQUIRE_PROG(CMP, cmp) 249BASIC_REQUIRE_PROG(COMM, comm) 250BASIC_REQUIRE_PROG(CP, cp) 251BASIC_REQUIRE_PROG(CPIO, cpio) 252BASIC_REQUIRE_PROG(CUT, cut) 253BASIC_REQUIRE_PROG(DATE, date) 254BASIC_REQUIRE_PROG(DIFF, [gdiff diff]) 255BASIC_REQUIRE_PROG(DIRNAME, dirname) 256BASIC_REQUIRE_PROG(ECHO, echo) 257BASIC_REQUIRE_PROG(EXPR, expr) 258BASIC_REQUIRE_PROG(FILE, file) 259BASIC_REQUIRE_PROG(FIND, find) 260BASIC_REQUIRE_PROG(HEAD, head) 261BASIC_REQUIRE_PROG(LN, ln) 262BASIC_REQUIRE_PROG(LS, ls) 263BASIC_REQUIRE_PROG(MKDIR, mkdir) 264BASIC_REQUIRE_PROG(MKTEMP, mktemp) 265BASIC_REQUIRE_PROG(MV, mv) 266BASIC_REQUIRE_PROG(PRINTF, printf) 267BASIC_REQUIRE_PROG(THEPWDCMD, pwd) 268BASIC_REQUIRE_PROG(RM, rm) 269BASIC_REQUIRE_PROG(SH, sh) 270BASIC_REQUIRE_PROG(SORT, sort) 271BASIC_REQUIRE_PROG(TAIL, tail) 272BASIC_REQUIRE_PROG(TAR, tar) 273BASIC_REQUIRE_PROG(TEE, tee) 274BASIC_REQUIRE_PROG(TOUCH, touch) 275BASIC_REQUIRE_PROG(TR, tr) 276BASIC_REQUIRE_PROG(UNAME, uname) 277BASIC_REQUIRE_PROG(UNIQ, uniq) 278BASIC_REQUIRE_PROG(WC, wc) 279BASIC_REQUIRE_PROG(WHICH, which) 280BASIC_REQUIRE_PROG(XARGS, xargs) 281 282# Then required tools that require some special treatment. 283AC_PROG_AWK 284BASIC_CHECK_NONEMPTY(AWK) 285AC_PROG_GREP 286BASIC_CHECK_NONEMPTY(GREP) 287AC_PROG_EGREP 288BASIC_CHECK_NONEMPTY(EGREP) 289AC_PROG_FGREP 290BASIC_CHECK_NONEMPTY(FGREP) 291AC_PROG_SED 292BASIC_CHECK_NONEMPTY(SED) 293 294AC_PATH_PROGS(NAWK, [nawk gawk awk]) 295BASIC_CHECK_NONEMPTY(NAWK) 296 297# Always force rm. 298RM="$RM -f" 299 300# These are not required on all platforms 301AC_PATH_PROG(CYGPATH, cygpath) 302AC_PATH_PROG(READLINK, readlink) 303AC_PATH_PROG(DF, df) 304AC_PATH_PROG(SETFILE, SetFile) 305]) 306 307# Setup basic configuration paths, and platform-specific stuff related to PATHs. 308AC_DEFUN_ONCE([BASIC_SETUP_PATHS], 309[ 310# Locate the directory of this script. 311SCRIPT="[$]0" 312BASIC_REMOVE_SYMBOLIC_LINKS(SCRIPT) 313AUTOCONF_DIR=`cd \`$DIRNAME $SCRIPT\`; $THEPWDCMD` 314 315# Where is the source? It is located two levels above the configure script. 316CURDIR="$PWD" 317cd "$AUTOCONF_DIR/../.." 318SRC_ROOT="`$THEPWDCMD`" 319 320if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 321 PATH_SEP=";" 322 BASIC_CHECK_PATHS_WINDOWS 323else 324 PATH_SEP=":" 325fi 326 327AC_SUBST(SRC_ROOT) 328AC_SUBST(PATH_SEP) 329cd "$CURDIR" 330 331BASIC_FIXUP_PATH(SRC_ROOT) 332BASIC_FIXUP_PATH(CURDIR) 333 334if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then 335 # Add extra search paths on solaris for utilities like ar and as etc... 336 PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin" 337fi 338 339# You can force the sys-root if the sys-root encoded into the cross compiler tools 340# is not correct. 341AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root], 342 [pass this sys-root to the compilers and tools (for cross-compiling)])]) 343 344if test "x$with_sys_root" != x; then 345 SYS_ROOT=$with_sys_root 346else 347 SYS_ROOT=/ 348fi 349AC_SUBST(SYS_ROOT) 350 351AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir], 352 [search this directory for compilers and tools (for cross-compiling)])], [TOOLS_DIR=$with_tools_dir]) 353 354AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit], 355 [use this directory as base for tools-dir and sys-root (for cross-compiling)])], 356 [ 357 if test "x$with_sys_root" != x; then 358 AC_MSG_ERROR([Cannot specify both --with-devkit and --with-sys-root at the same time]) 359 fi 360 if test "x$with_tools_dir" != x; then 361 AC_MSG_ERROR([Cannot specify both --with-devkit and --with-tools-dir at the same time]) 362 fi 363 TOOLS_DIR=$with_devkit/bin 364 SYS_ROOT=$with_devkit/$host_alias/libc 365 ]) 366 367]) 368 369AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR], 370[ 371 372AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name], 373 [use this as the name of the configuration @<:@generated from important configuration options@:>@])], 374 [ CONF_NAME=${with_conf_name} ]) 375 376# Test from where we are running configure, in or outside of src root. 377# To enable comparison of directories, CURDIR needs to be symlink free 378# just like SRC_ROOT already is 379NOSYM_CURDIR="$CURDIR" 380BASIC_REMOVE_SYMBOLIC_LINKS(NOSYM_CURDIR) 381if test "x$NOSYM_CURDIR" = "x$SRC_ROOT" || test "x$NOSYM_CURDIR" = "x$SRC_ROOT/common" \ 382 || test "x$NOSYM_CURDIR" = "x$SRC_ROOT/common/autoconf" \ 383 || test "x$NOSYM_CURDIR" = "x$SRC_ROOT/common/makefiles" ; then 384 # We are running configure from the src root. 385 # Create a default ./build/target-variant-debuglevel output root. 386 if test "x${CONF_NAME}" = x; then 387 CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}" 388 fi 389 OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}" 390 $MKDIR -p "$OUTPUT_ROOT" 391 if test ! -d "$OUTPUT_ROOT"; then 392 AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT]) 393 fi 394else 395 # We are running configure from outside of the src dir. 396 # Then use the current directory as output dir! 397 # If configuration is situated in normal build directory, just use the build 398 # directory name as configuration name, otherwise use the complete path. 399 if test "x${CONF_NAME}" = x; then 400 CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"` 401 fi 402 OUTPUT_ROOT="$CURDIR" 403 404 # WARNING: This might be a bad thing to do. You need to be sure you want to 405 # have a configuration in this directory. Do some sanity checks! 406 407 if test ! -e "$OUTPUT_ROOT/spec.gmk"; then 408 # If we have a spec.gmk, we have run here before and we are OK. Otherwise, check for 409 # other files 410 files_present=`$LS $OUTPUT_ROOT` 411 # Configure has already touched config.log and confdefs.h in the current dir when this check 412 # is performed. 413 filtered_files=`$ECHO "$files_present" | $SED -e 's/config.log//g' -e 's/confdefs.h//g' -e 's/ //g' \ 414 | $TR -d '\n'` 415 if test "x$filtered_files" != x; then 416 AC_MSG_NOTICE([Current directory is $CURDIR.]) 417 AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here]) 418 AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).]) 419 AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could]) 420 AC_MSG_NOTICE([seriously mess up just about everything.]) 421 AC_MSG_NOTICE([Try 'cd $SRC_ROOT' and restart configure]) 422 AC_MSG_NOTICE([(or create a new empty directory and cd to it).]) 423 AC_MSG_ERROR([Will not continue creating configuration in $CURDIR]) 424 fi 425 fi 426fi 427AC_MSG_CHECKING([what configuration name to use]) 428AC_MSG_RESULT([$CONF_NAME]) 429 430BASIC_FIXUP_PATH(OUTPUT_ROOT) 431 432AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk) 433AC_SUBST(CONF_NAME, $CONF_NAME) 434AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT) 435 436# Most of the probed defines are put into config.h 437AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in]) 438# The spec.gmk file contains all variables for the make system. 439AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in]) 440# The hotspot-spec.gmk file contains legacy variables for the hotspot make system. 441AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in]) 442# The bootcycle-spec.gmk file contains support for boot cycle builds. 443AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in]) 444# The compare.sh is used to compare the build output to other builds. 445AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in]) 446# Spec.sh is currently used by compare-objects.sh 447AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in]) 448# The generated Makefile knows where the spec.gmk is and where the source is. 449# You can run make from the OUTPUT_ROOT, or from the top-level Makefile 450# which will look for generated configurations 451AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in]) 452 453# Save the arguments given to us 454echo "$CONFIGURE_COMMAND_LINE" > $OUTPUT_ROOT/configure-arguments 455]) 456 457AC_DEFUN_ONCE([BASIC_SETUP_LOGGING], 458[ 459# Setup default logging of stdout and stderr to build.log in the output root. 460BUILD_LOG='$(OUTPUT_ROOT)/build.log' 461BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old' 462BUILD_LOG_WRAPPER='$(BASH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)' 463AC_SUBST(BUILD_LOG) 464AC_SUBST(BUILD_LOG_PREVIOUS) 465AC_SUBST(BUILD_LOG_WRAPPER) 466]) 467 468 469#%%% Simple tools %%% 470 471# Check if we have found a usable version of make 472# $1: the path to a potential make binary (or empty) 473# $2: the description on how we found this 474AC_DEFUN([BASIC_CHECK_MAKE_VERSION], 475[ 476 MAKE_CANDIDATE="$1" 477 DESCRIPTION="$2" 478 if test "x$MAKE_CANDIDATE" != x; then 479 AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION]) 480 MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1` 481 IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'` 482 if test "x$IS_GNU_MAKE" = x; then 483 AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.]) 484 else 485 IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP '3.8[[12346789]]'` 486 if test "x$IS_MODERN_MAKE" = x; then 487 AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.]) 488 else 489 if test "x$OPENJDK_BUILD_OS" = "xwindows"; then 490 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 491 MAKE_EXPECTED_ENV='cygwin' 492 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 493 MAKE_EXPECTED_ENV='msys' 494 else 495 AC_MSG_ERROR([Unknown Windows environment]) 496 fi 497 MAKE_BUILT_FOR=`$MAKE_CANDIDATE --version | $GREP -i 'built for'` 498 IS_MAKE_CORRECT_ENV=`$ECHO $MAKE_BUILT_FOR | $GREP $MAKE_EXPECTED_ENV` 499 else 500 # Not relevant for non-Windows 501 IS_MAKE_CORRECT_ENV=true 502 fi 503 if test "x$IS_MAKE_CORRECT_ENV" = x; then 504 AC_MSG_NOTICE([Found GNU make version $MAKE_VERSION_STRING at $MAKE_CANDIDATE, but it is not for $MAKE_EXPECTED_ENV (it says: $MAKE_BUILT_FOR). Ignoring.]) 505 else 506 FOUND_MAKE=$MAKE_CANDIDATE 507 BASIC_FIXUP_EXECUTABLE(FOUND_MAKE) 508 fi 509 fi 510 fi 511 fi 512]) 513 514# Goes looking for a usable version of GNU make. 515AC_DEFUN([BASIC_CHECK_GNU_MAKE], 516[ 517 # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky. 518 if test "x$MAKE" != x; then 519 # User has supplied a make, test it. 520 if test ! -f "$MAKE"; then 521 AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.]) 522 fi 523 BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=$MAKE]) 524 if test "x$FOUND_MAKE" = x; then 525 AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.]) 526 fi 527 else 528 # Try our hardest to locate a correct version of GNU make 529 AC_PATH_PROGS(CHECK_GMAKE, gmake) 530 BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH]) 531 532 if test "x$FOUND_MAKE" = x; then 533 AC_PATH_PROGS(CHECK_MAKE, make) 534 BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH]) 535 fi 536 537 if test "x$FOUND_MAKE" = x; then 538 if test "x$TOOLS_DIR" != x; then 539 # We have a tools-dir, check that as well before giving up. 540 OLD_PATH=$PATH 541 PATH=$TOOLS_DIR:$PATH 542 AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake) 543 BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir]) 544 if test "x$FOUND_MAKE" = x; then 545 AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make) 546 BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir]) 547 fi 548 PATH=$OLD_PATH 549 fi 550 fi 551 552 if test "x$FOUND_MAKE" = x; then 553 AC_MSG_ERROR([Cannot find GNU make 3.81 or newer! Please put it in the path, or add e.g. MAKE=/opt/gmake3.81/make as argument to configure.]) 554 fi 555 fi 556 557 MAKE=$FOUND_MAKE 558 AC_SUBST(MAKE) 559 AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)]) 560]) 561 562AC_DEFUN([BASIC_CHECK_FIND_DELETE], 563[ 564 # Test if find supports -delete 565 AC_MSG_CHECKING([if find supports -delete]) 566 FIND_DELETE="-delete" 567 568 DELETEDIR=`$MKTEMP -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?) 569 570 echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete 571 572 TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1` 573 if test -f $DELETEDIR/TestIfFindSupportsDelete; then 574 # No, it does not. 575 rm $DELETEDIR/TestIfFindSupportsDelete 576 FIND_DELETE="-exec rm \{\} \+" 577 AC_MSG_RESULT([no]) 578 else 579 AC_MSG_RESULT([yes]) 580 fi 581 rmdir $DELETEDIR 582 AC_SUBST(FIND_DELETE) 583]) 584 585AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS], 586[ 587BASIC_CHECK_GNU_MAKE 588 589BASIC_CHECK_FIND_DELETE 590 591# These tools might not be installed by default, 592# need hint on how to install them. 593BASIC_REQUIRE_PROG(UNZIP, unzip) 594BASIC_REQUIRE_PROG(ZIP, zip) 595 596# Non-required basic tools 597 598AC_PATH_PROG(LDD, ldd) 599if test "x$LDD" = "x"; then 600 # List shared lib dependencies is used for 601 # debug output and checking for forbidden dependencies. 602 # We can build without it. 603 LDD="true" 604fi 605AC_PATH_PROG(OTOOL, otool) 606if test "x$OTOOL" = "x"; then 607 OTOOL="true" 608fi 609AC_PATH_PROGS(READELF, [readelf greadelf]) 610AC_PATH_PROG(HG, hg) 611AC_PATH_PROG(STAT, stat) 612AC_PATH_PROG(TIME, time) 613 614if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 615 BASIC_REQUIRE_PROG(COMM, comm) 616fi 617 618if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 619 BASIC_REQUIRE_PROG(XATTR, xattr) 620fi 621]) 622 623# Check if build directory is on local disk. If not possible to determine, 624# we prefer to claim it's local. 625# Argument 1: directory to test 626# Argument 2: what to do if it is on local disk 627# Argument 3: what to do otherwise (remote disk or failure) 628AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK], 629[ 630 # df -l lists only local disks; if the given directory is not found then 631 # a non-zero exit code is given 632 if test "x$DF" = x; then 633 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 634 # msys does not have df; use Windows "net use" instead. 635 IS_NETWORK_DISK=`net use | grep \`pwd -W | cut -d ":" -f 1 | tr a-z A-Z\`:` 636 if test "x$IS_NETWORK_DISK" = x; then 637 $2 638 else 639 $3 640 fi 641 else 642 # No df here, say it's local 643 $2 644 fi 645 else 646 if $DF -l $1 > /dev/null 2>&1; then 647 $2 648 else 649 $3 650 fi 651 fi 652]) 653 654# Check that source files have basic read permissions set. This might 655# not be the case in cygwin in certain conditions. 656AC_DEFUN_ONCE([BASIC_CHECK_SRC_PERMS], 657[ 658 if test x"$OPENJDK_BUILD_OS" = xwindows; then 659 file_to_test="$SRC_ROOT/LICENSE" 660 if test `$STAT -c '%a' "$file_to_test"` -lt 400; then 661 AC_MSG_ERROR([Bad file permissions on src files. This is usually caused by cloning the repositories with a non cygwin hg in a directory not created in cygwin.]) 662 fi 663 fi 664]) 665 666AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES], 667[ 668 669AC_MSG_CHECKING([if build directory is on local disk]) 670BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT, 671 [OUTPUT_DIR_IS_LOCAL="yes"], 672 [OUTPUT_DIR_IS_LOCAL="no"]) 673AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL) 674 675BASIC_CHECK_SRC_PERMS 676 677# Check if the user has any old-style ALT_ variables set. 678FOUND_ALT_VARIABLES=`env | grep ^ALT_` 679 680# Before generating output files, test if they exist. If they do, this is a reconfigure. 681# Since we can't properly handle the dependencies for this, warn the user about the situation 682if test -e $OUTPUT_ROOT/spec.gmk; then 683 IS_RECONFIGURE=yes 684else 685 IS_RECONFIGURE=no 686fi 687 688if test -e $SRC_ROOT/build/.hide-configure-performance-hints; then 689 HIDE_PERFORMANCE_HINTS=yes 690else 691 HIDE_PERFORMANCE_HINTS=no 692 # Hide it the next time around... 693 $TOUCH $SRC_ROOT/build/.hide-configure-performance-hints > /dev/null 2>&1 694fi 695 696]) 697