common/autoconf/basics.m4

Thu, 27 Dec 2018 11:47:57 +0800

author
aoqi
date
Thu, 27 Dec 2018 11:47:57 +0800
changeset 2316
64a3eeabf6e5
parent 2228
1a5c98aae346
parent 1482
8fb429038513
child 2384
b45bf475c2ca
permissions
-rw-r--r--

Merge

     1 #
     2 # Copyright (c) 2011, 2018, 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 #
    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 ])
    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$2" != x; then
    50     if test "x[$]$1" = x; then
    51       $1="$2"
    52     else
    53       $1="[$]$1:$2"
    54     fi
    55   fi
    56 ])
    58 # Prepends a string to a path variable, only adding the : when needed.
    59 AC_DEFUN([BASIC_PREPEND_TO_PATH],
    60 [
    61   if test "x$2" != x; then
    62     if test "x[$]$1" = x; then
    63       $1="$2"
    64     else
    65       $1="$2:[$]$1"
    66     fi
    67   fi
    68 ])
    70 # This will make sure the given variable points to a full and proper
    71 # path. This means:
    72 # 1) There will be no spaces in the path. On posix platforms,
    73 #    spaces in the path will result in an error. On Windows,
    74 #    the path will be rewritten using short-style to be space-free.
    75 # 2) The path will be absolute, and it will be in unix-style (on
    76 #     cygwin).
    77 # $1: The name of the variable to fix
    78 AC_DEFUN([BASIC_FIXUP_PATH],
    79 [
    80   if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
    81     BASIC_FIXUP_PATH_CYGWIN($1)
    82   elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
    83     BASIC_FIXUP_PATH_MSYS($1)
    84   else
    85     # We're on a posix platform. Hooray! :)
    86     path="[$]$1"
    87     has_space=`$ECHO "$path" | $GREP " "`
    88     if test "x$has_space" != x; then
    89       AC_MSG_NOTICE([The path of $1, which resolves as "$path", is invalid.])
    90       AC_MSG_ERROR([Spaces are not allowed in this path.])
    91     fi
    93     # Use eval to expand a potential ~
    94     eval path="$path"
    95     if test ! -f "$path" && test ! -d "$path"; then
    96       AC_MSG_ERROR([The path of $1, which resolves as "$path", is not found.])
    97     fi
    99     $1="`cd "$path"; $THEPWDCMD -L`"
   100   fi
   101 ])
   103 # This will make sure the given variable points to a executable
   104 # with a full and proper path. This means:
   105 # 1) There will be no spaces in the path. On posix platforms,
   106 #    spaces in the path will result in an error. On Windows,
   107 #    the path will be rewritten using short-style to be space-free.
   108 # 2) The path will be absolute, and it will be in unix-style (on
   109 #     cygwin).
   110 # Any arguments given to the executable is preserved.
   111 # If the input variable does not have a directory specification, then
   112 # it need to be in the PATH.
   113 # $1: The name of the variable to fix
   114 AC_DEFUN([BASIC_FIXUP_EXECUTABLE],
   115 [
   116   if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
   117     BASIC_FIXUP_EXECUTABLE_CYGWIN($1)
   118   elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
   119     BASIC_FIXUP_EXECUTABLE_MSYS($1)
   120   else
   121     # We're on a posix platform. Hooray! :)
   122     # First separate the path from the arguments. This will split at the first
   123     # space.
   124     complete="[$]$1"
   125     path="${complete%% *}"
   126     tmp="$complete EOL"
   127     arguments="${tmp#* }"
   129     # Cannot rely on the command "which" here since it doesn't always work.
   130     is_absolute_path=`$ECHO "$path" | $GREP ^/`
   131     if test -z "$is_absolute_path"; then
   132       # Path to executable is not absolute. Find it.
   133       IFS_save="$IFS"
   134       IFS=:
   135       for p in $PATH; do
   136         if test -f "$p/$path" && test -x "$p/$path"; then
   137           new_path="$p/$path"
   138           break
   139         fi
   140       done
   141       IFS="$IFS_save"
   142     else
   143       # This is an absolute path, we can use it without further modifications.
   144       new_path="$path"
   145     fi
   147     if test "x$new_path" = x; then
   148       AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.])
   149       has_space=`$ECHO "$complete" | $GREP " "`
   150       if test "x$has_space" != x; then
   151         AC_MSG_NOTICE([This might be caused by spaces in the path, which is not allowed.])
   152       fi
   153       AC_MSG_ERROR([Cannot locate the the path of $1])
   154     fi
   155   fi
   157   # Now join together the path and the arguments once again
   158   if test "x$arguments" != xEOL; then
   159     new_complete="$new_path ${arguments% *}"
   160   else
   161     new_complete="$new_path"
   162   fi
   164   if test "x$complete" != "x$new_complete"; then
   165     $1="$new_complete"
   166     AC_MSG_NOTICE([Rewriting $1 to "$new_complete"])
   167   fi
   168 ])
   170 AC_DEFUN([BASIC_REMOVE_SYMBOLIC_LINKS],
   171 [
   172   if test "x$OPENJDK_BUILD_OS" != xwindows; then
   173     # Follow a chain of symbolic links. Use readlink
   174     # where it exists, else fall back to horribly
   175     # complicated shell code.
   176     if test "x$READLINK_TESTED" != yes; then
   177       # On MacOSX there is a readlink tool with a different
   178       # purpose than the GNU readlink tool. Check the found readlink.
   179       ISGNU=`$READLINK --version 2>&1 | $GREP GNU`
   180       if test "x$ISGNU" = x; then
   181         # A readlink that we do not know how to use.
   182         # Are there other non-GNU readlinks out there?
   183         READLINK_TESTED=yes
   184         READLINK=
   185       fi
   186     fi
   188     if test "x$READLINK" != x; then
   189       $1=`$READLINK -f [$]$1`
   190     else
   191       # Save the current directory for restoring afterwards
   192       STARTDIR=$PWD
   193       COUNTER=0
   194       sym_link_dir=`$DIRNAME [$]$1`
   195       sym_link_file=`$BASENAME [$]$1`
   196       cd $sym_link_dir
   197       # Use -P flag to resolve symlinks in directories.
   198       cd `$THEPWDCMD -P`
   199       sym_link_dir=`$THEPWDCMD -P`
   200       # Resolve file symlinks
   201       while test $COUNTER -lt 20; do
   202         ISLINK=`$LS -l $sym_link_dir/$sym_link_file | $GREP '\->' | $SED -e 's/.*-> \(.*\)/\1/'`
   203         if test "x$ISLINK" == x; then
   204           # This is not a symbolic link! We are done!
   205           break
   206         fi
   207         # Again resolve directory symlinks since the target of the just found
   208         # link could be in a different directory
   209         cd `$DIRNAME $ISLINK`
   210         sym_link_dir=`$THEPWDCMD -P`
   211         sym_link_file=`$BASENAME $ISLINK`
   212         let COUNTER=COUNTER+1
   213       done
   214       cd $STARTDIR
   215       $1=$sym_link_dir/$sym_link_file
   216     fi
   217   fi
   218 ])
   220 # Register a --with argument but mark it as deprecated
   221 # $1: The name of the with argument to deprecate, not including --with-
   222 AC_DEFUN([BASIC_DEPRECATED_ARG_WITH],
   223 [
   224   AC_ARG_WITH($1, [AS_HELP_STRING([--with-$1],
   225       [Deprecated. Option is kept for backwards compatibility and is ignored])],
   226       [AC_MSG_WARN([Option --with-$1 is deprecated and will be ignored.])])
   227 ])
   229 # Register a --enable argument but mark it as deprecated
   230 # $1: The name of the with argument to deprecate, not including --enable-
   231 # $2: The name of the argument to deprecate, in shell variable style (i.e. with _ instead of -)
   232 AC_DEFUN([BASIC_DEPRECATED_ARG_ENABLE],
   233 [
   234   AC_ARG_ENABLE($1, [AS_HELP_STRING([--enable-$1],
   235       [Deprecated. Option is kept for backwards compatibility and is ignored])])
   236   if test "x$enable_$2" != x; then
   237     AC_MSG_WARN([Option --enable-$1 is deprecated and will be ignored.])
   238   fi
   239 ])
   241 AC_DEFUN_ONCE([BASIC_INIT],
   242 [
   243   # Save the original command line. This is passed to us by the wrapper configure script.
   244   AC_SUBST(CONFIGURE_COMMAND_LINE)
   245   DATE_WHEN_CONFIGURED=`LANG=C date`
   246   AC_SUBST(DATE_WHEN_CONFIGURED)
   247   AC_MSG_NOTICE([Configuration created at $DATE_WHEN_CONFIGURED.])
   248   AC_MSG_NOTICE([configure script generated at timestamp $DATE_WHEN_GENERATED.])
   249 ])
   251 # Test that variable $1 denoting a program is not empty. If empty, exit with an error.
   252 # $1: variable to check
   253 AC_DEFUN([BASIC_CHECK_NONEMPTY],
   254 [
   255   if test "x[$]$1" = x; then
   256     AC_MSG_ERROR([Could not find required tool for $1])
   257   fi
   258 ])
   260 # Check that there are no unprocessed overridden variables left.
   261 # If so, they are an incorrect argument and we will exit with an error.
   262 AC_DEFUN([BASIC_CHECK_LEFTOVER_OVERRIDDEN],
   263 [
   264   if test "x$CONFIGURE_OVERRIDDEN_VARIABLES" != x; then
   265     # Replace the separating ! with spaces before presenting for end user.
   266     unknown_variables=${CONFIGURE_OVERRIDDEN_VARIABLES//!/ }
   267     AC_MSG_WARN([The following variables might be unknown to configure: $unknown_variables])
   268   fi
   269 ])
   271 # Setup a tool for the given variable. If correctly specified by the user, 
   272 # use that value, otherwise search for the tool using the supplied code snippet.
   273 # $1: variable to set
   274 # $2: code snippet to call to look for the tool
   275 AC_DEFUN([BASIC_SETUP_TOOL],
   276 [
   277   # Publish this variable in the help.
   278   AC_ARG_VAR($1, [Override default value for $1])
   280   if test "x[$]$1" = x; then
   281     # The variable is not set by user, try to locate tool using the code snippet
   282     $2
   283   else
   284     # The variable is set, but is it from the command line or the environment?
   286     # Try to remove the string !$1! from our list.
   287     try_remove_var=${CONFIGURE_OVERRIDDEN_VARIABLES//!$1!/}
   288     if test "x$try_remove_var" = "x$CONFIGURE_OVERRIDDEN_VARIABLES"; then
   289       # If it failed, the variable was not from the command line. Ignore it,
   290       # but warn the user (except for BASH, which is always set by the calling BASH).
   291       if test "x$1" != xBASH; then
   292         AC_MSG_WARN([Ignoring value of $1 from the environment. Use command line variables instead.])
   293       fi
   294       # Try to locate tool using the code snippet
   295       $2
   296     else
   297       # If it succeeded, then it was overridden by the user. We will use it
   298       # for the tool.
   300       # First remove it from the list of overridden variables, so we can test
   301       # for unknown variables in the end.
   302       CONFIGURE_OVERRIDDEN_VARIABLES="$try_remove_var"
   304       # Check if the provided tool contains a complete path.
   305       tool_specified="[$]$1"
   306       tool_basename="${tool_specified##*/}"
   307       if test "x$tool_basename" = "x$tool_specified"; then
   308         # A command without a complete path is provided, search $PATH.
   309         AC_MSG_NOTICE([Will search for user supplied tool $1=$tool_basename])
   310         AC_PATH_PROG($1, $tool_basename)
   311         if test "x[$]$1" = x; then
   312           AC_MSG_ERROR([User supplied tool $tool_basename could not be found])
   313         fi
   314       else
   315         # Otherwise we believe it is a complete path. Use it as it is.
   316         AC_MSG_NOTICE([Will use user supplied tool $1=$tool_specified])
   317         AC_MSG_CHECKING([for $1])
   318         if test ! -x "$tool_specified"; then
   319           AC_MSG_RESULT([not found])
   320           AC_MSG_ERROR([User supplied tool $1=$tool_specified does not exist or is not executable])
   321         fi
   322         AC_MSG_RESULT([$tool_specified])
   323       fi
   324     fi
   325   fi
   326 ])
   328 # Call BASIC_SETUP_TOOL with AC_PATH_PROGS to locate the tool
   329 # $1: variable to set
   330 # $2: executable name (or list of names) to look for
   331 AC_DEFUN([BASIC_PATH_PROGS],
   332 [
   333   BASIC_SETUP_TOOL($1, [AC_PATH_PROGS($1, $2)])
   334 ])
   336 # Call BASIC_SETUP_TOOL with AC_CHECK_TOOLS to locate the tool
   337 # $1: variable to set
   338 # $2: executable name (or list of names) to look for
   339 AC_DEFUN([BASIC_CHECK_TOOLS],
   340 [
   341   BASIC_SETUP_TOOL($1, [AC_CHECK_TOOLS($1, $2)])
   342 ])
   344 # Like BASIC_PATH_PROGS but fails if no tool was found.
   345 # $1: variable to set
   346 # $2: executable name (or list of names) to look for
   347 AC_DEFUN([BASIC_REQUIRE_PROGS],
   348 [
   349   BASIC_PATH_PROGS($1, $2)
   350   BASIC_CHECK_NONEMPTY($1)
   351 ])
   353 # Like BASIC_SETUP_TOOL but fails if no tool was found.
   354 # $1: variable to set
   355 # $2: autoconf macro to call to look for the special tool
   356 AC_DEFUN([BASIC_REQUIRE_SPECIAL],
   357 [
   358   BASIC_SETUP_TOOL($1, [$2])
   359   BASIC_CHECK_NONEMPTY($1)
   360 ])
   362 # Setup the most fundamental tools that relies on not much else to set up,
   363 # but is used by much of the early bootstrap code.
   364 AC_DEFUN_ONCE([BASIC_SETUP_FUNDAMENTAL_TOOLS],
   365 [
   366   # Start with tools that do not need have cross compilation support
   367   # and can be expected to be found in the default PATH. These tools are
   368   # used by configure. Nor are these tools expected to be found in the
   369   # devkit from the builddeps server either, since they are
   370   # needed to download the devkit.
   372   # First are all the simple required tools.
   373   BASIC_REQUIRE_PROGS(BASENAME, basename)
   374   BASIC_REQUIRE_PROGS(BASH, bash)
   375   BASIC_REQUIRE_PROGS(CAT, cat)
   376   BASIC_REQUIRE_PROGS(CHMOD, chmod)
   377   BASIC_REQUIRE_PROGS(CMP, cmp)
   378   BASIC_REQUIRE_PROGS(COMM, comm)
   379   BASIC_REQUIRE_PROGS(CP, cp)
   380   BASIC_REQUIRE_PROGS(CUT, cut)
   381   BASIC_REQUIRE_PROGS(DATE, date)
   382   BASIC_REQUIRE_PROGS(DIFF, [gdiff diff])
   383   BASIC_REQUIRE_PROGS(DIRNAME, dirname)
   384   BASIC_REQUIRE_PROGS(ECHO, echo)
   385   BASIC_REQUIRE_PROGS(EXPR, expr)
   386   BASIC_REQUIRE_PROGS(FILE, file)
   387   BASIC_REQUIRE_PROGS(FIND, find)
   388   BASIC_REQUIRE_PROGS(HEAD, head)
   389   BASIC_REQUIRE_PROGS(LN, ln)
   390   BASIC_REQUIRE_PROGS(LS, ls)
   391   BASIC_REQUIRE_PROGS(MKDIR, mkdir)
   392   BASIC_REQUIRE_PROGS(MKTEMP, mktemp)
   393   BASIC_REQUIRE_PROGS(MV, mv)
   394   BASIC_REQUIRE_PROGS(NAWK, [nawk gawk awk])
   395   BASIC_REQUIRE_PROGS(PRINTF, printf)
   396   BASIC_REQUIRE_PROGS(RM, rm)
   397   BASIC_REQUIRE_PROGS(SH, sh)
   398   BASIC_REQUIRE_PROGS(SORT, sort)
   399   BASIC_REQUIRE_PROGS(TAIL, tail)
   400   BASIC_REQUIRE_PROGS(TAR, tar)
   401   BASIC_REQUIRE_PROGS(TEE, tee)
   402   BASIC_REQUIRE_PROGS(TOUCH, touch)
   403   BASIC_REQUIRE_PROGS(TR, tr)
   404   BASIC_REQUIRE_PROGS(UNAME, uname)
   405   BASIC_REQUIRE_PROGS(UNIQ, uniq)
   406   BASIC_REQUIRE_PROGS(WC, wc)
   407   BASIC_REQUIRE_PROGS(WHICH, which)
   408   BASIC_REQUIRE_PROGS(XARGS, xargs)
   410   # Then required tools that require some special treatment.
   411   BASIC_REQUIRE_SPECIAL(AWK, [AC_PROG_AWK])
   412   BASIC_REQUIRE_SPECIAL(GREP, [AC_PROG_GREP])
   413   BASIC_REQUIRE_SPECIAL(EGREP, [AC_PROG_EGREP])
   414   BASIC_REQUIRE_SPECIAL(FGREP, [AC_PROG_FGREP])
   415   BASIC_REQUIRE_SPECIAL(SED, [AC_PROG_SED])
   417   # Always force rm.
   418   RM="$RM -f"
   420   # pwd behaves differently on various platforms and some don't support the -L flag.
   421   # Always use the bash builtin pwd to get uniform behavior.
   422   THEPWDCMD=pwd
   424   # These are not required on all platforms
   425   BASIC_PATH_PROGS(CYGPATH, cygpath)
   426   BASIC_PATH_PROGS(READLINK, [greadlink readlink])
   427   BASIC_PATH_PROGS(DF, df)
   428   BASIC_PATH_PROGS(SETFILE, SetFile)
   429   BASIC_PATH_PROGS(CPIO, [cpio bsdcpio])
   430 ])
   432 # Setup basic configuration paths, and platform-specific stuff related to PATHs.
   433 AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
   434 [
   435   # Save the current directory this script was started from
   436   CURDIR="$PWD"
   438   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   439     PATH_SEP=";"
   440     BASIC_CHECK_PATHS_WINDOWS
   441   else
   442     PATH_SEP=":"
   443   fi
   444   AC_SUBST(PATH_SEP)
   446   # We get the top-level directory from the supporting wrappers.
   447   AC_MSG_CHECKING([for top-level directory])
   448   AC_MSG_RESULT([$TOPDIR])
   449   AC_SUBST(TOPDIR)
   451   # We can only call BASIC_FIXUP_PATH after BASIC_CHECK_PATHS_WINDOWS.
   452   BASIC_FIXUP_PATH(CURDIR)
   453   BASIC_FIXUP_PATH(TOPDIR)
   454   # SRC_ROOT is a traditional alias for TOPDIR.
   455   SRC_ROOT=$TOPDIR
   457   # Locate the directory of this script.
   458   AUTOCONF_DIR=$TOPDIR/common/autoconf
   459 ])
   461 # Evaluates platform specific overrides for devkit variables.
   462 # $1: Name of variable
   463 AC_DEFUN([BASIC_EVAL_DEVKIT_VARIABLE],
   464 [
   465   if test "x[$]$1" = x; then
   466     eval $1="\${$1_${OPENJDK_TARGET_CPU}}"
   467   fi
   468 ])
   470 AC_DEFUN_ONCE([BASIC_SETUP_DEVKIT],
   471 [
   472   AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit],
   473       [use this devkit for compilers, tools and resources])])
   475   if test "x$with_devkit" = xyes; then
   476     AC_MSG_ERROR([--with-devkit must have a value])
   477   elif test "x$with_devkit" != x && test "x$with_devkit" != xno; then
   478     BASIC_FIXUP_PATH([with_devkit])
   479     DEVKIT_ROOT="$with_devkit"
   480     # Check for a meta data info file in the root of the devkit
   481     if test -f "$DEVKIT_ROOT/devkit.info"; then
   482       . $DEVKIT_ROOT/devkit.info
   483       # This potentially sets the following:
   484       # A descriptive name of the devkit
   485       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_NAME])
   486       # Corresponds to --with-extra-path
   487       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_EXTRA_PATH])
   488       # Corresponds to --with-toolchain-path
   489       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_TOOLCHAIN_PATH])
   490       # Corresponds to --with-sysroot
   491       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_SYSROOT])
   493       # Identifies the Visual Studio version in the devkit
   494       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_VS_VERSION])
   495       # The Visual Studio include environment variable
   496       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_VS_INCLUDE])
   497       # The Visual Studio lib environment variable
   498       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_VS_LIB])
   499       # Corresponds to --with-msvcr-dll
   500       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_MSVCR_DLL])
   501       # Corresponds to --with-msvcp-dll
   502       BASIC_EVAL_DEVKIT_VARIABLE([DEVKIT_MSVCP_DLL])
   503     fi
   505     AC_MSG_CHECKING([for devkit])
   506     if test "x$DEVKIT_NAME" != x; then
   507       AC_MSG_RESULT([$DEVKIT_NAME in $DEVKIT_ROOT])
   508     else
   509       AC_MSG_RESULT([$DEVKIT_ROOT])
   510     fi
   512     BASIC_PREPEND_TO_PATH([EXTRA_PATH],$DEVKIT_EXTRA_PATH)
   514     # Fallback default of just /bin if DEVKIT_PATH is not defined
   515     if test "x$DEVKIT_TOOLCHAIN_PATH" = x; then
   516       DEVKIT_TOOLCHAIN_PATH="$DEVKIT_ROOT/bin"
   517     fi
   518     BASIC_PREPEND_TO_PATH([TOOLCHAIN_PATH],$DEVKIT_TOOLCHAIN_PATH)
   520     # If DEVKIT_SYSROOT is set, use that, otherwise try a couple of known
   521     # places for backwards compatiblity.
   522     if test "x$DEVKIT_SYSROOT" != x; then
   523       SYSROOT="$DEVKIT_SYSROOT"
   524     elif test -d "$DEVKIT_ROOT/$host_alias/libc"; then
   525       SYSROOT="$DEVKIT_ROOT/$host_alias/libc"
   526     elif test -d "$DEVKIT_ROOT/$host/sys-root"; then
   527       SYSROOT="$DEVKIT_ROOT/$host/sys-root"
   528     fi
   530     if test "x$DEVKIT_ROOT" != x; then
   531       DEVKIT_LIB_DIR="$DEVKIT_ROOT/lib"
   532       if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
   533         DEVKIT_LIB_DIR="$DEVKIT_ROOT/lib64"
   534       fi
   535       AC_SUBST(DEVKIT_LIB_DIR)
   536     fi
   537   fi
   539   # You can force the sysroot if the sysroot encoded into the compiler tools
   540   # is not correct.
   541   AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root],
   542       [alias for --with-sysroot for backwards compatability])],
   543       [SYSROOT=$with_sys_root]
   544   )
   546   AC_ARG_WITH(sysroot, [AS_HELP_STRING([--with-sysroot],
   547       [use this directory as sysroot)])],
   548       [SYSROOT=$with_sysroot]
   549   )
   551   AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir],
   552       [alias for --with-toolchain-path for backwards compatibility])],
   553       [BASIC_PREPEND_TO_PATH([TOOLCHAIN_PATH],$with_tools_dir)]
   554   )
   556   AC_ARG_WITH([toolchain-path], [AS_HELP_STRING([--with-toolchain-path],
   557       [prepend these directories when searching for toolchain binaries (compilers etc)])],
   558       [BASIC_PREPEND_TO_PATH([TOOLCHAIN_PATH],$with_toolchain_path)]
   559   )
   561   AC_ARG_WITH([extra-path], [AS_HELP_STRING([--with-extra-path],
   562       [prepend these directories to the default path])],
   563       [BASIC_PREPEND_TO_PATH([EXTRA_PATH],$with_extra_path)]
   564   )
   566   # Prepend the extra path to the global path
   567   BASIC_PREPEND_TO_PATH([PATH],$EXTRA_PATH)
   569   if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then
   570     # Add extra search paths on solaris for utilities like ar and as etc...
   571     PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin"
   572   fi
   574   # Xcode version will be validated later
   575   AC_ARG_WITH([xcode-path], [AS_HELP_STRING([--with-xcode-path],
   576       [explicit path to Xcode 4 (generally for building on 10.9 and later)])],
   577       [XCODE_PATH=$with_xcode_path]
   578   )
   580   AC_MSG_CHECKING([for sysroot])
   581   AC_MSG_RESULT([$SYSROOT])
   582   AC_MSG_CHECKING([for toolchain path])
   583   AC_MSG_RESULT([$TOOLCHAIN_PATH])
   584   AC_MSG_CHECKING([for extra path])
   585   AC_MSG_RESULT([$EXTRA_PATH])
   586 ])
   588 AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
   589 [
   591   AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name],
   592       [use this as the name of the configuration @<:@generated from important configuration options@:>@])],
   593       [ CONF_NAME=${with_conf_name} ])
   595   # Test from where we are running configure, in or outside of src root.
   596   AC_MSG_CHECKING([where to store configuration])
   597   if test "x$CURDIR" = "x$SRC_ROOT" || test "x$CURDIR" = "x$SRC_ROOT/common" \
   598       || test "x$CURDIR" = "x$SRC_ROOT/common/autoconf" \
   599       || test "x$CURDIR" = "x$SRC_ROOT/make" ; then
   600     # We are running configure from the src root.
   601     # Create a default ./build/target-variant-debuglevel output root.
   602     if test "x${CONF_NAME}" = x; then
   603       AC_MSG_RESULT([in default location])
   604       CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}"
   605     else
   606       AC_MSG_RESULT([in build directory with custom name])
   607     fi
   608     OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}"
   609     $MKDIR -p "$OUTPUT_ROOT"
   610     if test ! -d "$OUTPUT_ROOT"; then
   611       AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT])
   612     fi
   613   else
   614     # We are running configure from outside of the src dir.
   615     # Then use the current directory as output dir!
   616     # If configuration is situated in normal build directory, just use the build
   617     # directory name as configuration name, otherwise use the complete path.
   618     if test "x${CONF_NAME}" = x; then
   619       CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"`
   620     fi
   621     OUTPUT_ROOT="$CURDIR"
   622     AC_MSG_RESULT([in current directory])
   624     # WARNING: This might be a bad thing to do. You need to be sure you want to
   625     # have a configuration in this directory. Do some sanity checks!
   627     if test ! -e "$OUTPUT_ROOT/spec.gmk"; then
   628       # If we have a spec.gmk, we have run here before and we are OK. Otherwise, check for
   629       # other files
   630       files_present=`$LS $OUTPUT_ROOT`
   631       # Configure has already touched config.log and confdefs.h in the current dir when this check
   632       # is performed.
   633       filtered_files=`$ECHO "$files_present" \
   634           | $SED -e 's/config.log//g' \
   635 	      -e 's/confdefs.h//g' \
   636 	      -e 's/fixpath.exe//g' \
   637 	      -e 's/ //g' \
   638           | $TR -d '\n'`
   639       if test "x$filtered_files" != x; then
   640         AC_MSG_NOTICE([Current directory is $CURDIR.])
   641         AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here])
   642         AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).])
   643         AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could])
   644         AC_MSG_NOTICE([seriously mess up just about everything.])
   645         AC_MSG_NOTICE([Try 'cd $SRC_ROOT' and restart configure])
   646         AC_MSG_NOTICE([(or create a new empty directory and cd to it).])
   647         AC_MSG_ERROR([Will not continue creating configuration in $CURDIR])
   648       fi
   649     fi
   650   fi
   651   AC_MSG_CHECKING([what configuration name to use])
   652   AC_MSG_RESULT([$CONF_NAME])
   654   BASIC_FIXUP_PATH(OUTPUT_ROOT)
   656   AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk)
   657   AC_SUBST(CONF_NAME, $CONF_NAME)
   658   AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT)
   660   # Most of the probed defines are put into config.h
   661   AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in])
   662   # The spec.gmk file contains all variables for the make system.
   663   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in])
   664   # The hotspot-spec.gmk file contains legacy variables for the hotspot make system.
   665   AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in])
   666   # The bootcycle-spec.gmk file contains support for boot cycle builds.
   667   AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in])
   668   # The compare.sh is used to compare the build output to other builds.
   669   AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in])
   670   # Spec.sh is currently used by compare-objects.sh
   671   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in])
   672   # The generated Makefile knows where the spec.gmk is and where the source is.
   673   # You can run make from the OUTPUT_ROOT, or from the top-level Makefile
   674   # which will look for generated configurations
   675   AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in])
   676 ])
   678 AC_DEFUN_ONCE([BASIC_SETUP_LOGGING],
   679 [
   680   # Setup default logging of stdout and stderr to build.log in the output root.
   681   BUILD_LOG='$(OUTPUT_ROOT)/build.log'
   682   BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old'
   683   BUILD_LOG_WRAPPER='$(BASH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
   684   AC_SUBST(BUILD_LOG)
   685   AC_SUBST(BUILD_LOG_PREVIOUS)
   686   AC_SUBST(BUILD_LOG_WRAPPER)
   687 ])
   690 #%%% Simple tools %%%
   692 # Check if we have found a usable version of make
   693 # $1: the path to a potential make binary (or empty)
   694 # $2: the description on how we found this
   695 AC_DEFUN([BASIC_CHECK_MAKE_VERSION],
   696 [
   697   MAKE_CANDIDATE="$1"
   698   DESCRIPTION="$2"
   699   if test "x$MAKE_CANDIDATE" != x; then
   700     AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION])
   701     MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1`
   702     IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'`
   703     if test "x$IS_GNU_MAKE" = x; then
   704       AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.])
   705     else
   706       IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP -e '3\.8[[12]]' -e '4\.'`
   707       if test "x$IS_MODERN_MAKE" = x; then
   708         AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.])
   709       else
   710         if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
   711           if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
   712             MAKE_EXPECTED_ENV='cygwin'
   713           elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
   714             MAKE_EXPECTED_ENV='msys'
   715           else
   716             AC_MSG_ERROR([Unknown Windows environment])
   717           fi
   718           MAKE_BUILT_FOR=`$MAKE_CANDIDATE --version | $GREP -i 'built for'`
   719           IS_MAKE_CORRECT_ENV=`$ECHO $MAKE_BUILT_FOR | $GREP $MAKE_EXPECTED_ENV`
   720         else
   721           # Not relevant for non-Windows
   722           IS_MAKE_CORRECT_ENV=true
   723         fi
   724         if test "x$IS_MAKE_CORRECT_ENV" = x; then
   725           AC_MSG_NOTICE([Found GNU make version $MAKE_VERSION_STRING at $MAKE_CANDIDATE, but it is not for $MAKE_EXPECTED_ENV (it says: $MAKE_BUILT_FOR). Ignoring.])
   726         else
   727           FOUND_MAKE=$MAKE_CANDIDATE
   728           BASIC_FIXUP_EXECUTABLE(FOUND_MAKE)
   729         fi
   730       fi
   731     fi
   732   fi
   733 ])
   735 # Goes looking for a usable version of GNU make.
   736 AC_DEFUN([BASIC_CHECK_GNU_MAKE],
   737 [
   738   # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky.
   739   if test "x$MAKE" != x; then
   740     # User has supplied a make, test it.
   741     if test ! -f "$MAKE"; then
   742       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.])
   743     fi
   744     BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=$MAKE])
   745     if test "x$FOUND_MAKE" = x; then
   746       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.])
   747     fi
   748   else
   749     # Try our hardest to locate a correct version of GNU make
   750     AC_PATH_PROGS(CHECK_GMAKE, gmake)
   751     BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH])
   753     if test "x$FOUND_MAKE" = x; then
   754       AC_PATH_PROGS(CHECK_MAKE, make)
   755       BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH])
   756     fi
   758     if test "x$FOUND_MAKE" = x; then
   759       if test "x$TOOLCHAIN_PATH" != x; then
   760         # We have a toolchain path, check that as well before giving up.
   761         OLD_PATH=$PATH
   762         PATH=$TOOLCHAIN_PATH:$PATH
   763         AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake)
   764         BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir])
   765         if test "x$FOUND_MAKE" = x; then
   766           AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make)
   767           BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir])
   768         fi
   769         PATH=$OLD_PATH
   770       fi
   771     fi
   773     if test "x$FOUND_MAKE" = x; then
   774       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.])
   775     fi
   776   fi
   778   MAKE=$FOUND_MAKE
   779   AC_SUBST(MAKE)
   780   AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)])
   781 ])
   783 AC_DEFUN([BASIC_CHECK_FIND_DELETE],
   784 [
   785   # Test if find supports -delete
   786   AC_MSG_CHECKING([if find supports -delete])
   787   FIND_DELETE="-delete"
   789   DELETEDIR=`$MKTEMP -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?)
   791   echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete
   793   TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1`
   794   if test -f $DELETEDIR/TestIfFindSupportsDelete; then
   795     # No, it does not.
   796     rm $DELETEDIR/TestIfFindSupportsDelete
   797     FIND_DELETE="-exec rm \{\} \+"
   798     AC_MSG_RESULT([no])
   799   else
   800     AC_MSG_RESULT([yes])
   801   fi
   802   rmdir $DELETEDIR
   803   AC_SUBST(FIND_DELETE)
   804 ])
   806 AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS],
   807 [
   808   BASIC_CHECK_GNU_MAKE
   810   BASIC_CHECK_FIND_DELETE
   812   # These tools might not be installed by default,
   813   # need hint on how to install them.
   814   BASIC_REQUIRE_PROGS(UNZIP, unzip)
   815   BASIC_REQUIRE_PROGS(ZIP, zip)
   817   # Non-required basic tools
   819   BASIC_PATH_PROGS(LDD, ldd)
   820   if test "x$LDD" = "x"; then
   821     # List shared lib dependencies is used for
   822     # debug output and checking for forbidden dependencies.
   823     # We can build without it.
   824     LDD="true"
   825   fi
   826   BASIC_PATH_PROGS(READELF, [readelf greadelf])
   827   BASIC_PATH_PROGS(HG, hg)
   828   BASIC_PATH_PROGS(STAT, stat)
   829   BASIC_PATH_PROGS(TIME, time)
   830   # Check if it's GNU time
   831   IS_GNU_TIME=`$TIME --version 2>&1 | $GREP 'GNU time'`
   832   if test "x$IS_GNU_TIME" != x; then
   833     IS_GNU_TIME=yes
   834   else
   835     IS_GNU_TIME=no
   836   fi
   837   AC_SUBST(IS_GNU_TIME)
   839   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   840     BASIC_REQUIRE_PROGS(COMM, comm)
   841   fi
   843   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
   844     BASIC_REQUIRE_PROGS(DSYMUTIL, dsymutil)
   845     BASIC_REQUIRE_PROGS(XATTR, xattr)
   846     BASIC_PATH_PROGS(CODESIGN, codesign)
   847     if test "x$CODESIGN" != "x"; then
   848       # Verify that the openjdk_codesign certificate is present
   849       AC_MSG_CHECKING([if openjdk_codesign certificate is present])
   850       rm -f codesign-testfile
   851       touch codesign-testfile
   852       codesign -s openjdk_codesign codesign-testfile 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD || CODESIGN=
   853       rm -f codesign-testfile
   854       if test "x$CODESIGN" = x; then
   855         AC_MSG_RESULT([no])
   856       else
   857         AC_MSG_RESULT([yes])
   858       fi
   859     fi
   860   fi
   861 ])
   863 # Check if build directory is on local disk. If not possible to determine,
   864 # we prefer to claim it's local.
   865 # Argument 1: directory to test
   866 # Argument 2: what to do if it is on local disk
   867 # Argument 3: what to do otherwise (remote disk or failure)
   868 AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK],
   869 [
   870   # df -l lists only local disks; if the given directory is not found then
   871   # a non-zero exit code is given
   872   if test "x$DF" = x; then
   873     if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
   874       # msys does not have df; use Windows "net use" instead.
   875       IS_NETWORK_DISK=`net use | grep \`pwd -W | cut -d ":" -f 1 | tr a-z A-Z\`:`
   876       if test "x$IS_NETWORK_DISK" = x; then
   877         $2
   878       else
   879         $3
   880       fi
   881     else
   882       # No df here, say it's local
   883       $2
   884     fi
   885   else
   886     if $DF -l $1 > /dev/null 2>&1; then
   887       $2
   888     else
   889       $3
   890     fi
   891   fi
   892 ])
   894 # Check that source files have basic read permissions set. This might
   895 # not be the case in cygwin in certain conditions.
   896 AC_DEFUN_ONCE([BASIC_CHECK_SRC_PERMS],
   897 [
   898   if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
   899     file_to_test="$SRC_ROOT/LICENSE"
   900     if test `$STAT -c '%a' "$file_to_test"` -lt 400; then
   901       AC_MSG_ERROR([Bad file permissions on src files. This is usually caused by cloning the repositories with a non cygwin hg in a directory not created in cygwin.])
   902     fi
   903   fi
   904 ])
   906 AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES],
   907 [
   908   # Did user specify any unknown variables?
   909   BASIC_CHECK_LEFTOVER_OVERRIDDEN
   911   AC_MSG_CHECKING([if build directory is on local disk])
   912   BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT,
   913       [OUTPUT_DIR_IS_LOCAL="yes"],
   914       [OUTPUT_DIR_IS_LOCAL="no"])
   915   AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL)
   917   BASIC_CHECK_SRC_PERMS
   919   # Check if the user has any old-style ALT_ variables set.
   920   FOUND_ALT_VARIABLES=`env | grep ^ALT_`
   922   # Before generating output files, test if they exist. If they do, this is a reconfigure.
   923   # Since we can't properly handle the dependencies for this, warn the user about the situation
   924   if test -e $OUTPUT_ROOT/spec.gmk; then
   925     IS_RECONFIGURE=yes
   926   else
   927     IS_RECONFIGURE=no
   928   fi
   929 ])

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