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 # 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.
  29 AC_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.
  47 AC_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 # $1: The name of the variable to fix
  64 AC_DEFUN([BASIC_FIXUP_PATH],
  65 [
  66   if test "x$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 # $1: The name of the variable to fix
 100 AC_DEFUN([BASIC_FIXUP_EXECUTABLE],
 101 [
 102   if test "x$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 
 156 AC_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-
 208 AC_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 -)
 218 AC_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 
 227 AC_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 # $1: variable to check
 239 AC_DEFUN([BASIC_CHECK_NONEMPTY],
 240 [
 241   if test "x[$]$1" = x; then
 242     AC_MSG_ERROR([Could not find required tool for $1])
 243   fi
 244 ])
 245 
 246 # Check that there are no unprocessed overridden variables left.
 247 # If so, they are an incorrect argument and we will exit with an error.
 248 AC_DEFUN([BASIC_CHECK_LEFTOVER_OVERRIDDEN],
 249 [
 250   if test "x$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
 261 AC_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
 317 AC_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
 325 AC_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
 333 AC_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
 342 AC_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.
 350 AC_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.
 419 AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
 420 [
 421   # Save the current directory this script was started from
 422   CURDIR="$PWD"
 423 
 424   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
 425     PATH_SEP=";"
 426     BASIC_CHECK_PATHS_WINDOWS
 427   else
 428     PATH_SEP=":"
 429   fi
 430   AC_SUBST(PATH_SEP)
 431 
 432   # We get the top-level directory from the supporting wrappers.
 433   AC_MSG_CHECKING([for top-level directory])
 434   AC_MSG_RESULT([$TOPDIR])
 435   AC_SUBST(TOPDIR)
 436 
 437   # We can only call BASIC_FIXUP_PATH after BASIC_CHECK_PATHS_WINDOWS.
 438   BASIC_FIXUP_PATH(CURDIR)
 439   BASIC_FIXUP_PATH(TOPDIR)
 440   # SRC_ROOT is a traditional alias for TOPDIR.
 441   SRC_ROOT=$TOPDIR
 442 
 443   # Locate the directory of this script.
 444   AUTOCONF_DIR=$TOPDIR/common/autoconf

 445 
 446   if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then
 447     # Add extra search paths on solaris for utilities like ar and as etc...
 448     PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin"























 449   fi
 450 
 451   # You can force the sys-root if the sys-root encoded into the cross compiler tools


















 452   # is not correct.
 453   AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root],
 454       [pass this sys-root to the compilers and tools (for cross-compiling)])])


 455 
 456   if test "x$with_sys_root" != x; then
 457     SYS_ROOT=$with_sys_root
 458   else
 459     SYS_ROOT=/
 460   fi
 461   AC_SUBST(SYS_ROOT)
 462 
 463   AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir],
 464       [search this directory for compilers and tools (for cross-compiling)])],
 465       [TOOLS_DIR=$with_tools_dir]
 466   )
 467 
 468   AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit],
 469       [use this directory as base for tools-dir and sys-root (for cross-compiling)])],
 470       [
 471         if test "x$with_sys_root" != x; then
 472           AC_MSG_ERROR([Cannot specify both --with-devkit and --with-sys-root at the same time])
 473         fi
 474         BASIC_FIXUP_PATH([with_devkit])
 475         BASIC_APPEND_TO_PATH([TOOLS_DIR],$with_devkit/bin)
 476         if test -d "$with_devkit/$host_alias/libc"; then
 477           SYS_ROOT=$with_devkit/$host_alias/libc
 478         elif test -d "$with_devkit/$host/sys-root"; then
 479           SYS_ROOT=$with_devkit/$host/sys-root




 480         fi
 481       ])






 482 ])
 483 
 484 AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
 485 [
 486 
 487   AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name],
 488       [use this as the name of the configuration @<:@generated from important configuration options@:>@])],
 489       [ CONF_NAME=${with_conf_name} ])
 490 
 491   # Test from where we are running configure, in or outside of src root.
 492   AC_MSG_CHECKING([where to store configuration])
 493   if test "x$CURDIR" = "x$SRC_ROOT" || test "x$CURDIR" = "x$SRC_ROOT/common" \
 494       || test "x$CURDIR" = "x$SRC_ROOT/common/autoconf" \
 495       || test "x$CURDIR" = "x$SRC_ROOT/make" ; then
 496     # We are running configure from the src root.
 497     # Create a default ./build/target-variant-debuglevel output root.
 498     if test "x${CONF_NAME}" = x; then
 499       AC_MSG_RESULT([in default location])
 500       CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}"
 501     else
 502       AC_MSG_RESULT([in build directory with custom name])
 503     fi
 504     OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}"
 505     $MKDIR -p "$OUTPUT_ROOT"
 506     if test ! -d "$OUTPUT_ROOT"; then
 507       AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT])
 508     fi
 509   else
 510     # We are running configure from outside of the src dir.
 511     # Then use the current directory as output dir!
 512     # If configuration is situated in normal build directory, just use the build
 513     # directory name as configuration name, otherwise use the complete path.
 514     if test "x${CONF_NAME}" = x; then
 515       CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"`
 516     fi
 517     OUTPUT_ROOT="$CURDIR"
 518     AC_MSG_RESULT([in current directory])
 519 
 520     # WARNING: This might be a bad thing to do. You need to be sure you want to
 521     # have a configuration in this directory. Do some sanity checks!
 522 
 523     if test ! -e "$OUTPUT_ROOT/spec.gmk"; then
 524       # If we have a spec.gmk, we have run here before and we are OK. Otherwise, check for
 525       # other files
 526       files_present=`$LS $OUTPUT_ROOT`
 527       # Configure has already touched config.log and confdefs.h in the current dir when this check
 528       # is performed.
 529       filtered_files=`$ECHO "$files_present" | $SED -e 's/config.log//g' -e 's/confdefs.h//g' -e 's/ //g' \
 530       | $TR -d '\n'`
 531       if test "x$filtered_files" != x; then
 532         AC_MSG_NOTICE([Current directory is $CURDIR.])
 533         AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here])
 534         AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).])
 535         AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could])
 536         AC_MSG_NOTICE([seriously mess up just about everything.])
 537         AC_MSG_NOTICE([Try 'cd $SRC_ROOT' and restart configure])
 538         AC_MSG_NOTICE([(or create a new empty directory and cd to it).])
 539         AC_MSG_ERROR([Will not continue creating configuration in $CURDIR])
 540       fi
 541     fi
 542   fi
 543   AC_MSG_CHECKING([what configuration name to use])
 544   AC_MSG_RESULT([$CONF_NAME])
 545 
 546   BASIC_FIXUP_PATH(OUTPUT_ROOT)
 547 
 548   AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk)
 549   AC_SUBST(CONF_NAME, $CONF_NAME)
 550   AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT)
 551 
 552   # Most of the probed defines are put into config.h
 553   AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in])
 554   # The spec.gmk file contains all variables for the make system.
 555   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in])
 556   # The hotspot-spec.gmk file contains legacy variables for the hotspot make system.
 557   AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in])
 558   # The bootcycle-spec.gmk file contains support for boot cycle builds.
 559   AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in])
 560   # The compare.sh is used to compare the build output to other builds.
 561   AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in])
 562   # Spec.sh is currently used by compare-objects.sh
 563   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in])
 564   # The generated Makefile knows where the spec.gmk is and where the source is.
 565   # You can run make from the OUTPUT_ROOT, or from the top-level Makefile
 566   # which will look for generated configurations
 567   AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in])
 568 ])
 569 
 570 AC_DEFUN_ONCE([BASIC_SETUP_LOGGING],
 571 [
 572   # Setup default logging of stdout and stderr to build.log in the output root.
 573   BUILD_LOG='$(OUTPUT_ROOT)/build.log'
 574   BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old'
 575   BUILD_LOG_WRAPPER='$(BASH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
 576   AC_SUBST(BUILD_LOG)
 577   AC_SUBST(BUILD_LOG_PREVIOUS)
 578   AC_SUBST(BUILD_LOG_WRAPPER)
 579 ])
 580 
 581 
 582 #%%% Simple tools %%%
 583 
 584 # Check if we have found a usable version of make
 585 # $1: the path to a potential make binary (or empty)
 586 # $2: the description on how we found this
 587 AC_DEFUN([BASIC_CHECK_MAKE_VERSION],
 588 [
 589   MAKE_CANDIDATE="$1"
 590   DESCRIPTION="$2"
 591   if test "x$MAKE_CANDIDATE" != x; then
 592     AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION])
 593     MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1`
 594     IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'`
 595     if test "x$IS_GNU_MAKE" = x; then
 596       AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.])
 597     else
 598       IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP -e '3\.8[[12]]' -e '4\.'`
 599       if test "x$IS_MODERN_MAKE" = x; then
 600         AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.])
 601       else
 602         if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
 603           if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
 604             MAKE_EXPECTED_ENV='cygwin'
 605           elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
 606             MAKE_EXPECTED_ENV='msys'
 607           else
 608             AC_MSG_ERROR([Unknown Windows environment])
 609           fi
 610           MAKE_BUILT_FOR=`$MAKE_CANDIDATE --version | $GREP -i 'built for'`
 611           IS_MAKE_CORRECT_ENV=`$ECHO $MAKE_BUILT_FOR | $GREP $MAKE_EXPECTED_ENV`
 612         else
 613           # Not relevant for non-Windows
 614           IS_MAKE_CORRECT_ENV=true
 615         fi
 616         if test "x$IS_MAKE_CORRECT_ENV" = x; then
 617           AC_MSG_NOTICE([Found GNU make version $MAKE_VERSION_STRING at $MAKE_CANDIDATE, but it is not for $MAKE_EXPECTED_ENV (it says: $MAKE_BUILT_FOR). Ignoring.])
 618         else
 619           FOUND_MAKE=$MAKE_CANDIDATE
 620           BASIC_FIXUP_EXECUTABLE(FOUND_MAKE)
 621         fi
 622       fi
 623     fi
 624   fi
 625 ])
 626 
 627 # Goes looking for a usable version of GNU make.
 628 AC_DEFUN([BASIC_CHECK_GNU_MAKE],
 629 [
 630   # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky.
 631   if test "x$MAKE" != x; then
 632     # User has supplied a make, test it.
 633     if test ! -f "$MAKE"; then
 634       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.])
 635     fi
 636     BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=$MAKE])
 637     if test "x$FOUND_MAKE" = x; then
 638       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.])
 639     fi
 640   else
 641     # Try our hardest to locate a correct version of GNU make
 642     AC_PATH_PROGS(CHECK_GMAKE, gmake)
 643     BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH])
 644 
 645     if test "x$FOUND_MAKE" = x; then
 646       AC_PATH_PROGS(CHECK_MAKE, make)
 647       BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH])
 648     fi
 649 
 650     if test "x$FOUND_MAKE" = x; then
 651       if test "x$TOOLS_DIR" != x; then
 652         # We have a tools-dir, check that as well before giving up.
 653         OLD_PATH=$PATH
 654         PATH=$TOOLS_DIR:$PATH
 655         AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake)
 656         BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir])
 657         if test "x$FOUND_MAKE" = x; then
 658           AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make)
 659           BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir])
 660         fi
 661         PATH=$OLD_PATH
 662       fi
 663     fi
 664 
 665     if test "x$FOUND_MAKE" = x; then
 666       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.])
 667     fi
 668   fi
 669 
 670   MAKE=$FOUND_MAKE
 671   AC_SUBST(MAKE)
 672   AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)])
 673 ])
 674 
 675 AC_DEFUN([BASIC_CHECK_FIND_DELETE],
 676 [
 677   # Test if find supports -delete
 678   AC_MSG_CHECKING([if find supports -delete])
 679   FIND_DELETE="-delete"
 680 
 681   DELETEDIR=`$MKTEMP -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?)
 682 
 683   echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete
 684 
 685   TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1`
 686   if test -f $DELETEDIR/TestIfFindSupportsDelete; then
 687     # No, it does not.
 688     rm $DELETEDIR/TestIfFindSupportsDelete
 689     FIND_DELETE="-exec rm \{\} \+"
 690     AC_MSG_RESULT([no])
 691   else
 692     AC_MSG_RESULT([yes])
 693   fi
 694   rmdir $DELETEDIR
 695   AC_SUBST(FIND_DELETE)
 696 ])
 697 
 698 AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS],
 699 [
 700   BASIC_CHECK_GNU_MAKE
 701 
 702   BASIC_CHECK_FIND_DELETE
 703 
 704   # These tools might not be installed by default,
 705   # need hint on how to install them.
 706   BASIC_REQUIRE_PROGS(UNZIP, unzip)
 707   BASIC_REQUIRE_PROGS(ZIP, zip)
 708 
 709   # Non-required basic tools
 710 
 711   BASIC_PATH_PROGS(LDD, ldd)
 712   if test "x$LDD" = "x"; then
 713     # List shared lib dependencies is used for
 714     # debug output and checking for forbidden dependencies.
 715     # We can build without it.
 716     LDD="true"
 717   fi
 718   BASIC_PATH_PROGS(OTOOL, otool)
 719   if test "x$OTOOL" = "x"; then
 720     OTOOL="true"
 721   fi
 722   BASIC_PATH_PROGS(READELF, [greadelf readelf])
 723   BASIC_PATH_PROGS(HG, hg)
 724   BASIC_PATH_PROGS(STAT, stat)
 725   BASIC_PATH_PROGS(TIME, time)
 726   # Check if it's GNU time
 727   IS_GNU_TIME=`$TIME --version 2>&1 | $GREP 'GNU time'`
 728   if test "x$IS_GNU_TIME" != x; then
 729     IS_GNU_TIME=yes
 730   else
 731     IS_GNU_TIME=no
 732   fi
 733   AC_SUBST(IS_GNU_TIME)
 734 
 735   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
 736     BASIC_REQUIRE_PROGS(COMM, comm)
 737   fi
 738 
 739   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
 740     BASIC_REQUIRE_PROGS(DSYMUTIL, dsymutil)
 741     BASIC_REQUIRE_PROGS(XATTR, xattr)
 742     BASIC_PATH_PROGS(CODESIGN, codesign)
 743     if test "x$CODESIGN" != "x"; then
 744       # Verify that the openjdk_codesign certificate is present
 745       AC_MSG_CHECKING([if openjdk_codesign certificate is present])
 746       rm -f codesign-testfile
 747       touch codesign-testfile
 748       codesign -s openjdk_codesign codesign-testfile 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD || CODESIGN=
 749       rm -f codesign-testfile
 750       if test "x$CODESIGN" = x; then
 751         AC_MSG_RESULT([no])
 752       else
 753         AC_MSG_RESULT([yes])
 754       fi
 755     fi
 756   fi
 757 ])
 758 
 759 # Check if build directory is on local disk. If not possible to determine,
 760 # we prefer to claim it's local.
 761 # Argument 1: directory to test
 762 # Argument 2: what to do if it is on local disk
 763 # Argument 3: what to do otherwise (remote disk or failure)
 764 AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK],
 765 [
 766   # df -l lists only local disks; if the given directory is not found then
 767   # a non-zero exit code is given
 768   if test "x$DF" = x; then
 769     if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
 770       # msys does not have df; use Windows "net use" instead.
 771       IS_NETWORK_DISK=`net use | grep \`pwd -W | cut -d ":" -f 1 | tr a-z A-Z\`:`
 772       if test "x$IS_NETWORK_DISK" = x; then
 773         $2
 774       else
 775         $3
 776       fi
 777     else
 778       # No df here, say it's local
 779       $2
 780     fi
 781   else
 782     if $DF -l $1 > /dev/null 2>&1; then
 783       $2
 784     else
 785       $3
 786     fi
 787   fi
 788 ])
 789 
 790 # Check that source files have basic read permissions set. This might
 791 # not be the case in cygwin in certain conditions.
 792 AC_DEFUN_ONCE([BASIC_CHECK_SRC_PERMS],
 793 [
 794   if test x"$OPENJDK_BUILD_OS" = xwindows; then
 795     file_to_test="$SRC_ROOT/LICENSE"
 796     if test `$STAT -c '%a' "$file_to_test"` -lt 400; then
 797       AC_MSG_ERROR([Bad file permissions on src files. This is usually caused by cloning the repositories with a non cygwin hg in a directory not created in cygwin.])
 798     fi
 799   fi
 800 ])
 801 
 802 AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES],
 803 [
 804   # Did user specify any unknown variables?
 805   BASIC_CHECK_LEFTOVER_OVERRIDDEN
 806 
 807   AC_MSG_CHECKING([if build directory is on local disk])
 808   BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT,
 809       [OUTPUT_DIR_IS_LOCAL="yes"],
 810       [OUTPUT_DIR_IS_LOCAL="no"])
 811   AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL)
 812 
 813   BASIC_CHECK_SRC_PERMS
 814 
 815   # Check if the user has any old-style ALT_ variables set.
 816   FOUND_ALT_VARIABLES=`env | grep ^ALT_`
 817 
 818   # Before generating output files, test if they exist. If they do, this is a reconfigure.
 819   # Since we can't properly handle the dependencies for this, warn the user about the situation
 820   if test -e $OUTPUT_ROOT/spec.gmk; then
 821     IS_RECONFIGURE=yes
 822   else
 823     IS_RECONFIGURE=no
 824   fi
 825 ])
--- EOF ---