basics.m4 revision 975:b18872ff5379
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# Appends a string to a path variable, only adding the : when needed. 47AC_DEFUN([BASIC_APPEND_TO_PATH], 48[ 49 if test "x[$]$1" = x; then 50 $1="$2" 51 else 52 $1="[$]$1:$2" 53 fi 54]) 55 56# This will make sure the given variable points to a full and proper 57# path. This means: 58# 1) There will be no spaces in the path. On posix platforms, 59# spaces in the path will result in an error. On Windows, 60# the path will be rewritten using short-style to be space-free. 61# 2) The path will be absolute, and it will be in unix-style (on 62# cygwin). 63# $1: The name of the variable to fix 64AC_DEFUN([BASIC_FIXUP_PATH], 65[ 66 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 67 BASIC_FIXUP_PATH_CYGWIN($1) 68 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 69 BASIC_FIXUP_PATH_MSYS($1) 70 else 71 # We're on a posix platform. Hooray! :) 72 path="[$]$1" 73 has_space=`$ECHO "$path" | $GREP " "` 74 if test "x$has_space" != x; then 75 AC_MSG_NOTICE([The path of $1, which resolves as "$path", is invalid.]) 76 AC_MSG_ERROR([Spaces are not allowed in this path.]) 77 fi 78 79 # Use eval to expand a potential ~ 80 eval path="$path" 81 if test ! -f "$path" && test ! -d "$path"; then 82 AC_MSG_ERROR([The path of $1, which resolves as "$path", is not found.]) 83 fi 84 85 $1="`cd "$path"; $THEPWDCMD -L`" 86 fi 87]) 88 89# This will make sure the given variable points to a executable 90# with a full and proper path. This means: 91# 1) There will be no spaces in the path. On posix platforms, 92# spaces in the path will result in an error. On Windows, 93# the path will be rewritten using short-style to be space-free. 94# 2) The path will be absolute, and it will be in unix-style (on 95# cygwin). 96# Any arguments given to the executable is preserved. 97# If the input variable does not have a directory specification, then 98# it need to be in the PATH. 99# $1: The name of the variable to fix 100AC_DEFUN([BASIC_FIXUP_EXECUTABLE], 101[ 102 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 103 BASIC_FIXUP_EXECUTABLE_CYGWIN($1) 104 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 105 BASIC_FIXUP_EXECUTABLE_MSYS($1) 106 else 107 # We're on a posix platform. Hooray! :) 108 # First separate the path from the arguments. This will split at the first 109 # space. 110 complete="[$]$1" 111 path="${complete%% *}" 112 tmp="$complete EOL" 113 arguments="${tmp#* }" 114 115 # Cannot rely on the command "which" here since it doesn't always work. 116 is_absolute_path=`$ECHO "$path" | $GREP ^/` 117 if test -z "$is_absolute_path"; then 118 # Path to executable is not absolute. Find it. 119 IFS_save="$IFS" 120 IFS=: 121 for p in $PATH; do 122 if test -f "$p/$path" && test -x "$p/$path"; then 123 new_path="$p/$path" 124 break 125 fi 126 done 127 IFS="$IFS_save" 128 else 129 # This is an absolute path, we can use it without further modifications. 130 new_path="$path" 131 fi 132 133 if test "x$new_path" = x; then 134 AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.]) 135 has_space=`$ECHO "$complete" | $GREP " "` 136 if test "x$has_space" != x; then 137 AC_MSG_NOTICE([This might be caused by spaces in the path, which is not allowed.]) 138 fi 139 AC_MSG_ERROR([Cannot locate the the path of $1]) 140 fi 141 fi 142 143 # Now join together the path and the arguments once again 144 if test "x$arguments" != xEOL; then 145 new_complete="$new_path ${arguments% *}" 146 else 147 new_complete="$new_path" 148 fi 149 150 if test "x$complete" != "x$new_complete"; then 151 $1="$new_complete" 152 AC_MSG_NOTICE([Rewriting $1 to "$new_complete"]) 153 fi 154]) 155 156AC_DEFUN([BASIC_REMOVE_SYMBOLIC_LINKS], 157[ 158 if test "x$OPENJDK_BUILD_OS" != xwindows; then 159 # Follow a chain of symbolic links. Use readlink 160 # where it exists, else fall back to horribly 161 # complicated shell code. 162 if test "x$READLINK_TESTED" != yes; then 163 # On MacOSX there is a readlink tool with a different 164 # purpose than the GNU readlink tool. Check the found readlink. 165 ISGNU=`$READLINK --version 2>&1 | $GREP GNU` 166 if test "x$ISGNU" = x; then 167 # A readlink that we do not know how to use. 168 # Are there other non-GNU readlinks out there? 169 READLINK_TESTED=yes 170 READLINK= 171 fi 172 fi 173 174 if test "x$READLINK" != x; then 175 $1=`$READLINK -f [$]$1` 176 else 177 # Save the current directory for restoring afterwards 178 STARTDIR=$PWD 179 COUNTER=0 180 sym_link_dir=`$DIRNAME [$]$1` 181 sym_link_file=`$BASENAME [$]$1` 182 cd $sym_link_dir 183 # Use -P flag to resolve symlinks in directories. 184 cd `$THEPWDCMD -P` 185 sym_link_dir=`$THEPWDCMD -P` 186 # Resolve file symlinks 187 while test $COUNTER -lt 20; do 188 ISLINK=`$LS -l $sym_link_dir/$sym_link_file | $GREP '\->' | $SED -e 's/.*-> \(.*\)/\1/'` 189 if test "x$ISLINK" == x; then 190 # This is not a symbolic link! We are done! 191 break 192 fi 193 # Again resolve directory symlinks since the target of the just found 194 # link could be in a different directory 195 cd `$DIRNAME $ISLINK` 196 sym_link_dir=`$THEPWDCMD -P` 197 sym_link_file=`$BASENAME $ISLINK` 198 let COUNTER=COUNTER+1 199 done 200 cd $STARTDIR 201 $1=$sym_link_dir/$sym_link_file 202 fi 203 fi 204]) 205 206# Register a --with argument but mark it as deprecated 207# $1: The name of the with argument to deprecate, not including --with- 208AC_DEFUN([BASIC_DEPRECATED_ARG_WITH], 209[ 210 AC_ARG_WITH($1, [AS_HELP_STRING([--with-$1], 211 [Deprecated. Option is kept for backwards compatibility and is ignored])], 212 [AC_MSG_WARN([Option --with-$1 is deprecated and will be ignored.])]) 213]) 214 215# Register a --enable argument but mark it as deprecated 216# $1: The name of the with argument to deprecate, not including --enable- 217# $2: The name of the argument to deprecate, in shell variable style (i.e. with _ instead of -) 218AC_DEFUN([BASIC_DEPRECATED_ARG_ENABLE], 219[ 220 AC_ARG_ENABLE($1, [AS_HELP_STRING([--enable-$1], 221 [Deprecated. Option is kept for backwards compatibility and is ignored])]) 222 if test "x$enable_$2" != x; then 223 AC_MSG_WARN([Option --enable-$1 is deprecated and will be ignored.]) 224 fi 225]) 226 227AC_DEFUN_ONCE([BASIC_INIT], 228[ 229 # Save the original command line. This is passed to us by the wrapper configure script. 230 AC_SUBST(CONFIGURE_COMMAND_LINE) 231 DATE_WHEN_CONFIGURED=`LANG=C date` 232 AC_SUBST(DATE_WHEN_CONFIGURED) 233 AC_MSG_NOTICE([Configuration created at $DATE_WHEN_CONFIGURED.]) 234 AC_MSG_NOTICE([configure script generated at timestamp $DATE_WHEN_GENERATED.]) 235]) 236 237# Test that variable $1 denoting a program is not empty. If empty, exit with an error. 238# $1: variable to check 239AC_DEFUN([BASIC_CHECK_NONEMPTY], 240[ 241 if test "x[$]$1" = x; then 242 AC_MSG_ERROR([Could not find required tool for $1]) 243 fi 244]) 245 246# Check that there are no unprocessed overridden variables left. 247# If so, they are an incorrect argument and we will exit with an error. 248AC_DEFUN([BASIC_CHECK_LEFTOVER_OVERRIDDEN], 249[ 250 if test "x$CONFIGURE_OVERRIDDEN_VARIABLES" != x; then 251 # Replace the separating ! with spaces before presenting for end user. 252 unknown_variables=${CONFIGURE_OVERRIDDEN_VARIABLES//!/ } 253 AC_MSG_WARN([The following variables might be unknown to configure: $unknown_variables]) 254 fi 255]) 256 257# Setup a tool for the given variable. If correctly specified by the user, 258# use that value, otherwise search for the tool using the supplied code snippet. 259# $1: variable to set 260# $2: code snippet to call to look for the tool 261AC_DEFUN([BASIC_SETUP_TOOL], 262[ 263 # Publish this variable in the help. 264 AC_ARG_VAR($1, [Override default value for $1]) 265 266 if test "x[$]$1" = x; then 267 # The variable is not set by user, try to locate tool using the code snippet 268 $2 269 else 270 # The variable is set, but is it from the command line or the environment? 271 272 # Try to remove the string !$1! from our list. 273 try_remove_var=${CONFIGURE_OVERRIDDEN_VARIABLES//!$1!/} 274 if test "x$try_remove_var" = "x$CONFIGURE_OVERRIDDEN_VARIABLES"; then 275 # If it failed, the variable was not from the command line. Ignore it, 276 # but warn the user (except for BASH, which is always set by the calling BASH). 277 if test "x$1" != xBASH; then 278 AC_MSG_WARN([Ignoring value of $1 from the environment. Use command line variables instead.]) 279 fi 280 # Try to locate tool using the code snippet 281 $2 282 else 283 # If it succeeded, then it was overridden by the user. We will use it 284 # for the tool. 285 286 # First remove it from the list of overridden variables, so we can test 287 # for unknown variables in the end. 288 CONFIGURE_OVERRIDDEN_VARIABLES="$try_remove_var" 289 290 # Check if the provided tool contains a complete path. 291 tool_specified="[$]$1" 292 tool_basename="${tool_specified##*/}" 293 if test "x$tool_basename" = "x$tool_specified"; then 294 # A command without a complete path is provided, search $PATH. 295 AC_MSG_NOTICE([Will search for user supplied tool $1=$tool_basename]) 296 AC_PATH_PROG($1, $tool_basename) 297 if test "x[$]$1" = x; then 298 AC_MSG_ERROR([User supplied tool $tool_basename could not be found]) 299 fi 300 else 301 # Otherwise we believe it is a complete path. Use it as it is. 302 AC_MSG_NOTICE([Will use user supplied tool $1=$tool_specified]) 303 AC_MSG_CHECKING([for $1]) 304 if test ! -x "$tool_specified"; then 305 AC_MSG_RESULT([not found]) 306 AC_MSG_ERROR([User supplied tool $1=$tool_specified does not exist or is not executable]) 307 fi 308 AC_MSG_RESULT([$tool_specified]) 309 fi 310 fi 311 fi 312]) 313 314# Call BASIC_SETUP_TOOL with AC_PATH_PROGS to locate the tool 315# $1: variable to set 316# $2: executable name (or list of names) to look for 317AC_DEFUN([BASIC_PATH_PROGS], 318[ 319 BASIC_SETUP_TOOL($1, [AC_PATH_PROGS($1, $2)]) 320]) 321 322# Call BASIC_SETUP_TOOL with AC_CHECK_TOOLS to locate the tool 323# $1: variable to set 324# $2: executable name (or list of names) to look for 325AC_DEFUN([BASIC_CHECK_TOOLS], 326[ 327 BASIC_SETUP_TOOL($1, [AC_CHECK_TOOLS($1, $2)]) 328]) 329 330# Like BASIC_PATH_PROGS but fails if no tool was found. 331# $1: variable to set 332# $2: executable name (or list of names) to look for 333AC_DEFUN([BASIC_REQUIRE_PROGS], 334[ 335 BASIC_PATH_PROGS($1, $2) 336 BASIC_CHECK_NONEMPTY($1) 337]) 338 339# Like BASIC_SETUP_TOOL but fails if no tool was found. 340# $1: variable to set 341# $2: autoconf macro to call to look for the special tool 342AC_DEFUN([BASIC_REQUIRE_SPECIAL], 343[ 344 BASIC_SETUP_TOOL($1, [$2]) 345 BASIC_CHECK_NONEMPTY($1) 346]) 347 348# Setup the most fundamental tools that relies on not much else to set up, 349# but is used by much of the early bootstrap code. 350AC_DEFUN_ONCE([BASIC_SETUP_FUNDAMENTAL_TOOLS], 351[ 352 # Start with tools that do not need have cross compilation support 353 # and can be expected to be found in the default PATH. These tools are 354 # used by configure. Nor are these tools expected to be found in the 355 # devkit from the builddeps server either, since they are 356 # needed to download the devkit. 357 358 # First are all the simple required tools. 359 BASIC_REQUIRE_PROGS(BASENAME, basename) 360 BASIC_REQUIRE_PROGS(BASH, bash) 361 BASIC_REQUIRE_PROGS(CAT, cat) 362 BASIC_REQUIRE_PROGS(CHMOD, chmod) 363 BASIC_REQUIRE_PROGS(CMP, cmp) 364 BASIC_REQUIRE_PROGS(COMM, comm) 365 BASIC_REQUIRE_PROGS(CP, cp) 366 BASIC_REQUIRE_PROGS(CPIO, cpio) 367 BASIC_REQUIRE_PROGS(CUT, cut) 368 BASIC_REQUIRE_PROGS(DATE, date) 369 BASIC_REQUIRE_PROGS(DIFF, [gdiff diff]) 370 BASIC_REQUIRE_PROGS(DIRNAME, dirname) 371 BASIC_REQUIRE_PROGS(ECHO, echo) 372 BASIC_REQUIRE_PROGS(EXPR, expr) 373 BASIC_REQUIRE_PROGS(FILE, file) 374 BASIC_REQUIRE_PROGS(FIND, find) 375 BASIC_REQUIRE_PROGS(HEAD, head) 376 BASIC_REQUIRE_PROGS(LN, ln) 377 BASIC_REQUIRE_PROGS(LS, ls) 378 BASIC_REQUIRE_PROGS(MKDIR, mkdir) 379 BASIC_REQUIRE_PROGS(MKTEMP, mktemp) 380 BASIC_REQUIRE_PROGS(MV, mv) 381 BASIC_REQUIRE_PROGS(NAWK, [nawk gawk awk]) 382 BASIC_REQUIRE_PROGS(PRINTF, printf) 383 BASIC_REQUIRE_PROGS(RM, rm) 384 BASIC_REQUIRE_PROGS(SH, sh) 385 BASIC_REQUIRE_PROGS(SORT, sort) 386 BASIC_REQUIRE_PROGS(TAIL, tail) 387 BASIC_REQUIRE_PROGS(TAR, tar) 388 BASIC_REQUIRE_PROGS(TEE, tee) 389 BASIC_REQUIRE_PROGS(TOUCH, touch) 390 BASIC_REQUIRE_PROGS(TR, tr) 391 BASIC_REQUIRE_PROGS(UNAME, uname) 392 BASIC_REQUIRE_PROGS(UNIQ, uniq) 393 BASIC_REQUIRE_PROGS(WC, wc) 394 BASIC_REQUIRE_PROGS(WHICH, which) 395 BASIC_REQUIRE_PROGS(XARGS, xargs) 396 397 # Then required tools that require some special treatment. 398 BASIC_REQUIRE_SPECIAL(AWK, [AC_PROG_AWK]) 399 BASIC_REQUIRE_SPECIAL(GREP, [AC_PROG_GREP]) 400 BASIC_REQUIRE_SPECIAL(EGREP, [AC_PROG_EGREP]) 401 BASIC_REQUIRE_SPECIAL(FGREP, [AC_PROG_FGREP]) 402 BASIC_REQUIRE_SPECIAL(SED, [AC_PROG_SED]) 403 404 # Always force rm. 405 RM="$RM -f" 406 407 # pwd behaves differently on various platforms and some don't support the -L flag. 408 # Always use the bash builtin pwd to get uniform behavior. 409 THEPWDCMD=pwd 410 411 # These are not required on all platforms 412 BASIC_PATH_PROGS(CYGPATH, cygpath) 413 BASIC_PATH_PROGS(READLINK, [greadlink readlink]) 414 BASIC_PATH_PROGS(DF, df) 415 BASIC_PATH_PROGS(SETFILE, SetFile) 416]) 417 418# Setup basic configuration paths, and platform-specific stuff related to PATHs. 419AC_DEFUN_ONCE([BASIC_SETUP_PATHS], 420[ 421 # Locate the directory of this script. 422 SCRIPT="[$]0" 423 AUTOCONF_DIR=`cd \`$DIRNAME $SCRIPT\`; $THEPWDCMD -L` 424 425 # Where is the source? It is located two levels above the configure script. 426 CURDIR="$PWD" 427 cd "$AUTOCONF_DIR/../.." 428 SRC_ROOT="`$THEPWDCMD -L`" 429 430 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 431 PATH_SEP=";" 432 BASIC_CHECK_PATHS_WINDOWS 433 else 434 PATH_SEP=":" 435 fi 436 437 AC_SUBST(SRC_ROOT) 438 AC_SUBST(PATH_SEP) 439 cd "$CURDIR" 440 441 BASIC_FIXUP_PATH(SRC_ROOT) 442 BASIC_FIXUP_PATH(CURDIR) 443 444 if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then 445 # Add extra search paths on solaris for utilities like ar and as etc... 446 PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin" 447 fi 448 449 # You can force the sys-root if the sys-root encoded into the cross compiler tools 450 # is not correct. 451 AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root], 452 [pass this sys-root to the compilers and tools (for cross-compiling)])]) 453 454 if test "x$with_sys_root" != x; then 455 SYS_ROOT=$with_sys_root 456 else 457 SYS_ROOT=/ 458 fi 459 AC_SUBST(SYS_ROOT) 460 461 AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir], 462 [search this directory for compilers and tools (for cross-compiling)])], 463 [TOOLS_DIR=$with_tools_dir] 464 ) 465 466 AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit], 467 [use this directory as base for tools-dir and sys-root (for cross-compiling)])], 468 [ 469 if test "x$with_sys_root" != x; then 470 AC_MSG_ERROR([Cannot specify both --with-devkit and --with-sys-root at the same time]) 471 fi 472 BASIC_FIXUP_PATH([with_devkit]) 473 BASIC_APPEND_TO_PATH([TOOLS_DIR],$with_devkit/bin) 474 if test -d "$with_devkit/$host_alias/libc"; then 475 SYS_ROOT=$with_devkit/$host_alias/libc 476 elif test -d "$with_devkit/$host/sys-root"; then 477 SYS_ROOT=$with_devkit/$host/sys-root 478 fi 479 ]) 480]) 481 482AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR], 483[ 484 485 AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name], 486 [use this as the name of the configuration @<:@generated from important configuration options@:>@])], 487 [ CONF_NAME=${with_conf_name} ]) 488 489 # Test from where we are running configure, in or outside of src root. 490 if test "x$CURDIR" = "x$SRC_ROOT" || test "x$CURDIR" = "x$SRC_ROOT/common" \ 491 || test "x$CURDIR" = "x$SRC_ROOT/common/autoconf" \ 492 || test "x$CURDIR" = "x$SRC_ROOT/make" ; then 493 # We are running configure from the src root. 494 # Create a default ./build/target-variant-debuglevel output root. 495 if test "x${CONF_NAME}" = x; then 496 CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}" 497 fi 498 OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}" 499 $MKDIR -p "$OUTPUT_ROOT" 500 if test ! -d "$OUTPUT_ROOT"; then 501 AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT]) 502 fi 503 else 504 # We are running configure from outside of the src dir. 505 # Then use the current directory as output dir! 506 # If configuration is situated in normal build directory, just use the build 507 # directory name as configuration name, otherwise use the complete path. 508 if test "x${CONF_NAME}" = x; then 509 CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"` 510 fi 511 OUTPUT_ROOT="$CURDIR" 512 513 # WARNING: This might be a bad thing to do. You need to be sure you want to 514 # have a configuration in this directory. Do some sanity checks! 515 516 if test ! -e "$OUTPUT_ROOT/spec.gmk"; then 517 # If we have a spec.gmk, we have run here before and we are OK. Otherwise, check for 518 # other files 519 files_present=`$LS $OUTPUT_ROOT` 520 # Configure has already touched config.log and confdefs.h in the current dir when this check 521 # is performed. 522 filtered_files=`$ECHO "$files_present" | $SED -e 's/config.log//g' -e 's/confdefs.h//g' -e 's/ //g' \ 523 | $TR -d '\n'` 524 if test "x$filtered_files" != x; then 525 AC_MSG_NOTICE([Current directory is $CURDIR.]) 526 AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here]) 527 AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).]) 528 AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could]) 529 AC_MSG_NOTICE([seriously mess up just about everything.]) 530 AC_MSG_NOTICE([Try 'cd $SRC_ROOT' and restart configure]) 531 AC_MSG_NOTICE([(or create a new empty directory and cd to it).]) 532 AC_MSG_ERROR([Will not continue creating configuration in $CURDIR]) 533 fi 534 fi 535 fi 536 AC_MSG_CHECKING([what configuration name to use]) 537 AC_MSG_RESULT([$CONF_NAME]) 538 539 BASIC_FIXUP_PATH(OUTPUT_ROOT) 540 541 AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk) 542 AC_SUBST(CONF_NAME, $CONF_NAME) 543 AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT) 544 545 # Most of the probed defines are put into config.h 546 AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in]) 547 # The spec.gmk file contains all variables for the make system. 548 AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in]) 549 # The hotspot-spec.gmk file contains legacy variables for the hotspot make system. 550 AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in]) 551 # The bootcycle-spec.gmk file contains support for boot cycle builds. 552 AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in]) 553 # The compare.sh is used to compare the build output to other builds. 554 AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in]) 555 # Spec.sh is currently used by compare-objects.sh 556 AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in]) 557 # The generated Makefile knows where the spec.gmk is and where the source is. 558 # You can run make from the OUTPUT_ROOT, or from the top-level Makefile 559 # which will look for generated configurations 560 AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in]) 561]) 562 563AC_DEFUN_ONCE([BASIC_SETUP_LOGGING], 564[ 565 # Setup default logging of stdout and stderr to build.log in the output root. 566 BUILD_LOG='$(OUTPUT_ROOT)/build.log' 567 BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old' 568 BUILD_LOG_WRAPPER='$(BASH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)' 569 AC_SUBST(BUILD_LOG) 570 AC_SUBST(BUILD_LOG_PREVIOUS) 571 AC_SUBST(BUILD_LOG_WRAPPER) 572]) 573 574 575#%%% Simple tools %%% 576 577# Check if we have found a usable version of make 578# $1: the path to a potential make binary (or empty) 579# $2: the description on how we found this 580AC_DEFUN([BASIC_CHECK_MAKE_VERSION], 581[ 582 MAKE_CANDIDATE="$1" 583 DESCRIPTION="$2" 584 if test "x$MAKE_CANDIDATE" != x; then 585 AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION]) 586 MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1` 587 IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'` 588 if test "x$IS_GNU_MAKE" = x; then 589 AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.]) 590 else 591 IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP -e '3\.8[[12]]' -e '4\.'` 592 if test "x$IS_MODERN_MAKE" = x; then 593 AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.]) 594 else 595 if test "x$OPENJDK_BUILD_OS" = "xwindows"; then 596 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then 597 MAKE_EXPECTED_ENV='cygwin' 598 elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 599 MAKE_EXPECTED_ENV='msys' 600 else 601 AC_MSG_ERROR([Unknown Windows environment]) 602 fi 603 MAKE_BUILT_FOR=`$MAKE_CANDIDATE --version | $GREP -i 'built for'` 604 IS_MAKE_CORRECT_ENV=`$ECHO $MAKE_BUILT_FOR | $GREP $MAKE_EXPECTED_ENV` 605 else 606 # Not relevant for non-Windows 607 IS_MAKE_CORRECT_ENV=true 608 fi 609 if test "x$IS_MAKE_CORRECT_ENV" = x; then 610 AC_MSG_NOTICE([Found GNU make version $MAKE_VERSION_STRING at $MAKE_CANDIDATE, but it is not for $MAKE_EXPECTED_ENV (it says: $MAKE_BUILT_FOR). Ignoring.]) 611 else 612 FOUND_MAKE=$MAKE_CANDIDATE 613 BASIC_FIXUP_EXECUTABLE(FOUND_MAKE) 614 fi 615 fi 616 fi 617 fi 618]) 619 620# Goes looking for a usable version of GNU make. 621AC_DEFUN([BASIC_CHECK_GNU_MAKE], 622[ 623 # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky. 624 if test "x$MAKE" != x; then 625 # User has supplied a make, test it. 626 if test ! -f "$MAKE"; then 627 AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.]) 628 fi 629 BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=$MAKE]) 630 if test "x$FOUND_MAKE" = x; then 631 AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.]) 632 fi 633 else 634 # Try our hardest to locate a correct version of GNU make 635 AC_PATH_PROGS(CHECK_GMAKE, gmake) 636 BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH]) 637 638 if test "x$FOUND_MAKE" = x; then 639 AC_PATH_PROGS(CHECK_MAKE, make) 640 BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH]) 641 fi 642 643 if test "x$FOUND_MAKE" = x; then 644 if test "x$TOOLS_DIR" != x; then 645 # We have a tools-dir, check that as well before giving up. 646 OLD_PATH=$PATH 647 PATH=$TOOLS_DIR:$PATH 648 AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake) 649 BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir]) 650 if test "x$FOUND_MAKE" = x; then 651 AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make) 652 BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir]) 653 fi 654 PATH=$OLD_PATH 655 fi 656 fi 657 658 if test "x$FOUND_MAKE" = x; then 659 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.]) 660 fi 661 fi 662 663 MAKE=$FOUND_MAKE 664 AC_SUBST(MAKE) 665 AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)]) 666]) 667 668AC_DEFUN([BASIC_CHECK_FIND_DELETE], 669[ 670 # Test if find supports -delete 671 AC_MSG_CHECKING([if find supports -delete]) 672 FIND_DELETE="-delete" 673 674 DELETEDIR=`$MKTEMP -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?) 675 676 echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete 677 678 TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1` 679 if test -f $DELETEDIR/TestIfFindSupportsDelete; then 680 # No, it does not. 681 rm $DELETEDIR/TestIfFindSupportsDelete 682 FIND_DELETE="-exec rm \{\} \+" 683 AC_MSG_RESULT([no]) 684 else 685 AC_MSG_RESULT([yes]) 686 fi 687 rmdir $DELETEDIR 688 AC_SUBST(FIND_DELETE) 689]) 690 691AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS], 692[ 693 BASIC_CHECK_GNU_MAKE 694 695 BASIC_CHECK_FIND_DELETE 696 697 # These tools might not be installed by default, 698 # need hint on how to install them. 699 BASIC_REQUIRE_PROGS(UNZIP, unzip) 700 BASIC_REQUIRE_PROGS(ZIP, zip) 701 702 # Non-required basic tools 703 704 BASIC_PATH_PROGS(LDD, ldd) 705 if test "x$LDD" = "x"; then 706 # List shared lib dependencies is used for 707 # debug output and checking for forbidden dependencies. 708 # We can build without it. 709 LDD="true" 710 fi 711 BASIC_PATH_PROGS(OTOOL, otool) 712 if test "x$OTOOL" = "x"; then 713 OTOOL="true" 714 fi 715 BASIC_PATH_PROGS(READELF, [greadelf readelf]) 716 BASIC_PATH_PROGS(HG, hg) 717 BASIC_PATH_PROGS(STAT, stat) 718 BASIC_PATH_PROGS(TIME, time) 719 # Check if it's GNU time 720 IS_GNU_TIME=`$TIME --version 2>&1 | $GREP 'GNU time'` 721 if test "x$IS_GNU_TIME" != x; then 722 IS_GNU_TIME=yes 723 else 724 IS_GNU_TIME=no 725 fi 726 AC_SUBST(IS_GNU_TIME) 727 728 if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 729 BASIC_REQUIRE_PROGS(COMM, comm) 730 fi 731 732 if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 733 BASIC_REQUIRE_PROGS(DSYMUTIL, dsymutil) 734 BASIC_REQUIRE_PROGS(XATTR, xattr) 735 BASIC_PATH_PROGS(CODESIGN, codesign) 736 if test "x$CODESIGN" != "x"; then 737 # Verify that the openjdk_codesign certificate is present 738 AC_MSG_CHECKING([if openjdk_codesign certificate is present]) 739 rm -f codesign-testfile 740 touch codesign-testfile 741 codesign -s openjdk_codesign codesign-testfile 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD || CODESIGN= 742 rm -f codesign-testfile 743 if test "x$CODESIGN" = x; then 744 AC_MSG_RESULT([no]) 745 else 746 AC_MSG_RESULT([yes]) 747 fi 748 fi 749 fi 750]) 751 752# Check if build directory is on local disk. If not possible to determine, 753# we prefer to claim it's local. 754# Argument 1: directory to test 755# Argument 2: what to do if it is on local disk 756# Argument 3: what to do otherwise (remote disk or failure) 757AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK], 758[ 759 # df -l lists only local disks; if the given directory is not found then 760 # a non-zero exit code is given 761 if test "x$DF" = x; then 762 if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then 763 # msys does not have df; use Windows "net use" instead. 764 IS_NETWORK_DISK=`net use | grep \`pwd -W | cut -d ":" -f 1 | tr a-z A-Z\`:` 765 if test "x$IS_NETWORK_DISK" = x; then 766 $2 767 else 768 $3 769 fi 770 else 771 # No df here, say it's local 772 $2 773 fi 774 else 775 if $DF -l $1 > /dev/null 2>&1; then 776 $2 777 else 778 $3 779 fi 780 fi 781]) 782 783# Check that source files have basic read permissions set. This might 784# not be the case in cygwin in certain conditions. 785AC_DEFUN_ONCE([BASIC_CHECK_SRC_PERMS], 786[ 787 if test x"$OPENJDK_BUILD_OS" = xwindows; then 788 file_to_test="$SRC_ROOT/LICENSE" 789 if test `$STAT -c '%a' "$file_to_test"` -lt 400; then 790 AC_MSG_ERROR([Bad file permissions on src files. This is usually caused by cloning the repositories with a non cygwin hg in a directory not created in cygwin.]) 791 fi 792 fi 793]) 794 795AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES], 796[ 797 # Did user specify any unknown variables? 798 BASIC_CHECK_LEFTOVER_OVERRIDDEN 799 800 AC_MSG_CHECKING([if build directory is on local disk]) 801 BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT, 802 [OUTPUT_DIR_IS_LOCAL="yes"], 803 [OUTPUT_DIR_IS_LOCAL="no"]) 804 AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL) 805 806 BASIC_CHECK_SRC_PERMS 807 808 # Check if the user has any old-style ALT_ variables set. 809 FOUND_ALT_VARIABLES=`env | grep ^ALT_` 810 811 # Before generating output files, test if they exist. If they do, this is a reconfigure. 812 # Since we can't properly handle the dependencies for this, warn the user about the situation 813 if test -e $OUTPUT_ROOT/spec.gmk; then 814 IS_RECONFIGURE=yes 815 else 816 IS_RECONFIGURE=no 817 fi 818]) 819