common/autoconf/basics.m4

Mon, 21 Oct 2013 11:59:25 +0200

author
erikj
date
Mon, 21 Oct 2013 11:59:25 +0200
changeset 861
1a853fac18ff
parent 839
174a54ce39c4
child 863
56db38956113
permissions
-rw-r--r--

8026528: [build] configure does not recognize newer make in cygwin
Reviewed-by: tbell, ksrini, ihse

     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 #
    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[$]$1" = x; then
    50     $1="$2"
    51   else
    52     $1="[$]$1:$2"
    53   fi
    54 ])
    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
    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
    85     $1="`cd "$path"; $THEPWDCMD -L`"
    86   fi
    87 ])
    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#* }"
   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       AC_MSG_NOTICE([Resolving $1 (as $path) failed, using $path directly.])
   130       new_path="$path"
   131     fi
   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 $1])
   140     fi
   141   fi
   143   # Now join together the path and the arguments once again
   144   if test "x$arguments" != xEOL; then
   145     new_complete="$new_path ${arguments% *}"
   146   else
   147     new_complete="$new_path"
   148   fi
   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 ])
   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
   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 ])
   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 ])
   215 AC_DEFUN_ONCE([BASIC_INIT],
   216 [
   217   # Save the original command line. This is passed to us by the wrapper configure script.
   218   AC_SUBST(CONFIGURE_COMMAND_LINE)
   219   DATE_WHEN_CONFIGURED=`LANG=C date`
   220   AC_SUBST(DATE_WHEN_CONFIGURED)
   221   AC_MSG_NOTICE([Configuration created at $DATE_WHEN_CONFIGURED.])
   222   AC_MSG_NOTICE([configure script generated at timestamp $DATE_WHEN_GENERATED.])
   223 ])
   225 # Test that variable $1 denoting a program is not empty. If empty, exit with an error.
   226 # $1: variable to check
   227 # $2: executable name to print in warning (optional)
   228 AC_DEFUN([BASIC_CHECK_NONEMPTY],
   229 [
   230   if test "x[$]$1" = x; then
   231     if test "x$2" = x; then
   232       PROG_NAME=translit($1,A-Z,a-z)
   233     else
   234       PROG_NAME=$2
   235     fi
   236     AC_MSG_NOTICE([Could not find $PROG_NAME!])
   237     AC_MSG_ERROR([Cannot continue])
   238   fi
   239 ])
   241 # Does AC_PATH_PROG followed by BASIC_CHECK_NONEMPTY.
   242 # Arguments as AC_PATH_PROG:
   243 # $1: variable to set
   244 # $2: executable name to look for
   245 AC_DEFUN([BASIC_REQUIRE_PROG],
   246 [
   247   AC_PATH_PROGS($1, $2)
   248   BASIC_CHECK_NONEMPTY($1, $2)
   249 ])
   251 # Setup the most fundamental tools that relies on not much else to set up,
   252 # but is used by much of the early bootstrap code.
   253 AC_DEFUN_ONCE([BASIC_SETUP_FUNDAMENTAL_TOOLS],
   254 [
   256   # Start with tools that do not need have cross compilation support
   257   # and can be expected to be found in the default PATH. These tools are
   258   # used by configure. Nor are these tools expected to be found in the
   259   # devkit from the builddeps server either, since they are
   260   # needed to download the devkit.
   262   # First are all the simple required tools.
   263   BASIC_REQUIRE_PROG(BASENAME, basename)
   264   BASIC_REQUIRE_PROG(BASH, bash)
   265   BASIC_REQUIRE_PROG(CAT, cat)
   266   BASIC_REQUIRE_PROG(CHMOD, chmod)
   267   BASIC_REQUIRE_PROG(CMP, cmp)
   268   BASIC_REQUIRE_PROG(COMM, comm)
   269   BASIC_REQUIRE_PROG(CP, cp)
   270   BASIC_REQUIRE_PROG(CPIO, cpio)
   271   BASIC_REQUIRE_PROG(CUT, cut)
   272   BASIC_REQUIRE_PROG(DATE, date)
   273   BASIC_REQUIRE_PROG(DIFF, [gdiff diff])
   274   BASIC_REQUIRE_PROG(DIRNAME, dirname)
   275   BASIC_REQUIRE_PROG(ECHO, echo)
   276   BASIC_REQUIRE_PROG(EXPR, expr)
   277   BASIC_REQUIRE_PROG(FILE, file)
   278   BASIC_REQUIRE_PROG(FIND, find)
   279   BASIC_REQUIRE_PROG(HEAD, head)
   280   BASIC_REQUIRE_PROG(LN, ln)
   281   BASIC_REQUIRE_PROG(LS, ls)
   282   BASIC_REQUIRE_PROG(MKDIR, mkdir)
   283   BASIC_REQUIRE_PROG(MKTEMP, mktemp)
   284   BASIC_REQUIRE_PROG(MV, mv)
   285   BASIC_REQUIRE_PROG(PRINTF, printf)
   286   BASIC_REQUIRE_PROG(RM, rm)
   287   BASIC_REQUIRE_PROG(SH, sh)
   288   BASIC_REQUIRE_PROG(SORT, sort)
   289   BASIC_REQUIRE_PROG(TAIL, tail)
   290   BASIC_REQUIRE_PROG(TAR, tar)
   291   BASIC_REQUIRE_PROG(TEE, tee)
   292   BASIC_REQUIRE_PROG(TOUCH, touch)
   293   BASIC_REQUIRE_PROG(TR, tr)
   294   BASIC_REQUIRE_PROG(UNAME, uname)
   295   BASIC_REQUIRE_PROG(UNIQ, uniq)
   296   BASIC_REQUIRE_PROG(WC, wc)
   297   BASIC_REQUIRE_PROG(WHICH, which)
   298   BASIC_REQUIRE_PROG(XARGS, xargs)
   300   # Then required tools that require some special treatment.
   301   AC_PROG_AWK
   302   BASIC_CHECK_NONEMPTY(AWK)
   303   AC_PROG_GREP
   304   BASIC_CHECK_NONEMPTY(GREP)
   305   AC_PROG_EGREP
   306   BASIC_CHECK_NONEMPTY(EGREP)
   307   AC_PROG_FGREP
   308   BASIC_CHECK_NONEMPTY(FGREP)
   309   AC_PROG_SED
   310   BASIC_CHECK_NONEMPTY(SED)
   312   AC_PATH_PROGS(NAWK, [nawk gawk awk])
   313   BASIC_CHECK_NONEMPTY(NAWK)
   315   # Always force rm.
   316   RM="$RM -f"
   318   # pwd behaves differently on various platforms and some don't support the -L flag.
   319   # Always use the bash builtin pwd to get uniform behavior.
   320   THEPWDCMD=pwd
   322   # These are not required on all platforms
   323   AC_PATH_PROG(CYGPATH, cygpath)
   324   AC_PATH_PROG(READLINK, readlink)
   325   AC_PATH_PROG(DF, df)
   326   AC_PATH_PROG(SETFILE, SetFile)
   327 ])
   329 # Setup basic configuration paths, and platform-specific stuff related to PATHs.
   330 AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
   331 [
   332   # Locate the directory of this script.
   333   SCRIPT="[$]0"
   334   AUTOCONF_DIR=`cd \`$DIRNAME $SCRIPT\`; $THEPWDCMD -L`
   336   # Where is the source? It is located two levels above the configure script.
   337   CURDIR="$PWD"
   338   cd "$AUTOCONF_DIR/../.."
   339   SRC_ROOT="`$THEPWDCMD -L`"
   341   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   342     PATH_SEP=";"
   343     BASIC_CHECK_PATHS_WINDOWS
   344   else
   345     PATH_SEP=":"
   346   fi
   348   AC_SUBST(SRC_ROOT)
   349   AC_SUBST(PATH_SEP)
   350   cd "$CURDIR"
   352   BASIC_FIXUP_PATH(SRC_ROOT)
   353   BASIC_FIXUP_PATH(CURDIR)
   355   if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then
   356     # Add extra search paths on solaris for utilities like ar and as etc...
   357     PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin"
   358   fi
   360   # You can force the sys-root if the sys-root encoded into the cross compiler tools
   361   # is not correct.
   362   AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root],
   363       [pass this sys-root to the compilers and tools (for cross-compiling)])])
   365   if test "x$with_sys_root" != x; then
   366     SYS_ROOT=$with_sys_root
   367   else
   368     SYS_ROOT=/
   369   fi
   370   AC_SUBST(SYS_ROOT)
   372   AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir],
   373       [search this directory for compilers and tools (for cross-compiling)])],
   374       [TOOLS_DIR=$with_tools_dir]
   375   )
   377   AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit],
   378       [use this directory as base for tools-dir and sys-root (for cross-compiling)])],
   379       [
   380         if test "x$with_sys_root" != x; then
   381           AC_MSG_ERROR([Cannot specify both --with-devkit and --with-sys-root at the same time])
   382         fi
   383         BASIC_FIXUP_PATH([with_devkit])
   384         BASIC_APPEND_TO_PATH([TOOLS_DIR],$with_devkit/bin)
   385         if test -d "$with_devkit/$host_alias/libc"; then
   386           SYS_ROOT=$with_devkit/$host_alias/libc
   387         elif test -d "$with_devkit/$host/sys-root"; then
   388           SYS_ROOT=$with_devkit/$host/sys-root
   389         fi
   390       ])
   391 ])
   393 AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
   394 [
   396   AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name],
   397       [use this as the name of the configuration @<:@generated from important configuration options@:>@])],
   398       [ CONF_NAME=${with_conf_name} ])
   400   # Test from where we are running configure, in or outside of src root.
   401   if test "x$CURDIR" = "x$SRC_ROOT" || test "x$CURDIR" = "x$SRC_ROOT/common" \
   402       || test "x$CURDIR" = "x$SRC_ROOT/common/autoconf" \
   403       || test "x$CURDIR" = "x$SRC_ROOT/common/makefiles" ; then
   404     # We are running configure from the src root.
   405     # Create a default ./build/target-variant-debuglevel output root.
   406     if test "x${CONF_NAME}" = x; then
   407       CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}"
   408     fi
   409     OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}"
   410     $MKDIR -p "$OUTPUT_ROOT"
   411     if test ! -d "$OUTPUT_ROOT"; then
   412       AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT])
   413     fi
   414   else
   415     # We are running configure from outside of the src dir.
   416     # Then use the current directory as output dir!
   417     # If configuration is situated in normal build directory, just use the build
   418     # directory name as configuration name, otherwise use the complete path.
   419     if test "x${CONF_NAME}" = x; then
   420       CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"`
   421     fi
   422     OUTPUT_ROOT="$CURDIR"
   424     # WARNING: This might be a bad thing to do. You need to be sure you want to
   425     # have a configuration in this directory. Do some sanity checks!
   427     if test ! -e "$OUTPUT_ROOT/spec.gmk"; then
   428       # If we have a spec.gmk, we have run here before and we are OK. Otherwise, check for
   429       # other files
   430       files_present=`$LS $OUTPUT_ROOT`
   431       # Configure has already touched config.log and confdefs.h in the current dir when this check
   432       # is performed.
   433       filtered_files=`$ECHO "$files_present" | $SED -e 's/config.log//g' -e 's/confdefs.h//g' -e 's/ //g' \
   434       | $TR -d '\n'`
   435       if test "x$filtered_files" != x; then
   436         AC_MSG_NOTICE([Current directory is $CURDIR.])
   437         AC_MSG_NOTICE([Since this is not the source root, configure will output the configuration here])
   438         AC_MSG_NOTICE([(as opposed to creating a configuration in <src_root>/build/<conf-name>).])
   439         AC_MSG_NOTICE([However, this directory is not empty. This is not allowed, since it could])
   440         AC_MSG_NOTICE([seriously mess up just about everything.])
   441         AC_MSG_NOTICE([Try 'cd $SRC_ROOT' and restart configure])
   442         AC_MSG_NOTICE([(or create a new empty directory and cd to it).])
   443         AC_MSG_ERROR([Will not continue creating configuration in $CURDIR])
   444       fi
   445     fi
   446   fi
   447   AC_MSG_CHECKING([what configuration name to use])
   448   AC_MSG_RESULT([$CONF_NAME])
   450   BASIC_FIXUP_PATH(OUTPUT_ROOT)
   452   AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk)
   453   AC_SUBST(CONF_NAME, $CONF_NAME)
   454   AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT)
   456   # Most of the probed defines are put into config.h
   457   AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in])
   458   # The spec.gmk file contains all variables for the make system.
   459   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in])
   460   # The hotspot-spec.gmk file contains legacy variables for the hotspot make system.
   461   AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in])
   462   # The bootcycle-spec.gmk file contains support for boot cycle builds.
   463   AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in])
   464   # The compare.sh is used to compare the build output to other builds.
   465   AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in])
   466   # Spec.sh is currently used by compare-objects.sh
   467   AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in])
   468   # The generated Makefile knows where the spec.gmk is and where the source is.
   469   # You can run make from the OUTPUT_ROOT, or from the top-level Makefile
   470   # which will look for generated configurations
   471   AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in])
   473   # Save the arguments given to us
   474   echo "$CONFIGURE_COMMAND_LINE" > $OUTPUT_ROOT/configure-arguments
   475 ])
   477 AC_DEFUN_ONCE([BASIC_SETUP_LOGGING],
   478 [
   479   # Setup default logging of stdout and stderr to build.log in the output root.
   480   BUILD_LOG='$(OUTPUT_ROOT)/build.log'
   481   BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old'
   482   BUILD_LOG_WRAPPER='$(BASH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
   483   AC_SUBST(BUILD_LOG)
   484   AC_SUBST(BUILD_LOG_PREVIOUS)
   485   AC_SUBST(BUILD_LOG_WRAPPER)
   486 ])
   489 #%%% Simple tools %%%
   491 # Check if we have found a usable version of make
   492 # $1: the path to a potential make binary (or empty)
   493 # $2: the description on how we found this
   494 AC_DEFUN([BASIC_CHECK_MAKE_VERSION],
   495 [
   496   MAKE_CANDIDATE="$1"
   497   DESCRIPTION="$2"
   498   if test "x$MAKE_CANDIDATE" != x; then
   499     AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION])
   500     MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1`
   501     IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'`
   502     if test "x$IS_GNU_MAKE" = x; then
   503       AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.])
   504     else
   505       IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP '\(3\.8[[12]]\)\|\(4\.\)'`
   506       if test "x$IS_MODERN_MAKE" = x; then
   507         AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.])
   508       else
   509         if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
   510           if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.cygwin"; then
   511             MAKE_EXPECTED_ENV='cygwin'
   512           elif test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
   513             MAKE_EXPECTED_ENV='msys'
   514           else
   515             AC_MSG_ERROR([Unknown Windows environment])
   516           fi
   517           MAKE_BUILT_FOR=`$MAKE_CANDIDATE --version | $GREP -i 'built for'`
   518           IS_MAKE_CORRECT_ENV=`$ECHO $MAKE_BUILT_FOR | $GREP $MAKE_EXPECTED_ENV`
   519         else
   520           # Not relevant for non-Windows
   521           IS_MAKE_CORRECT_ENV=true
   522         fi
   523         if test "x$IS_MAKE_CORRECT_ENV" = x; then
   524           AC_MSG_NOTICE([Found GNU make version $MAKE_VERSION_STRING at $MAKE_CANDIDATE, but it is not for $MAKE_EXPECTED_ENV (it says: $MAKE_BUILT_FOR). Ignoring.])
   525         else
   526           FOUND_MAKE=$MAKE_CANDIDATE
   527           BASIC_FIXUP_EXECUTABLE(FOUND_MAKE)
   528         fi
   529       fi
   530     fi
   531   fi
   532 ])
   534 # Goes looking for a usable version of GNU make.
   535 AC_DEFUN([BASIC_CHECK_GNU_MAKE],
   536 [
   537   # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky.
   538   if test "x$MAKE" != x; then
   539     # User has supplied a make, test it.
   540     if test ! -f "$MAKE"; then
   541       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.])
   542     fi
   543     BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=$MAKE])
   544     if test "x$FOUND_MAKE" = x; then
   545       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.])
   546     fi
   547   else
   548     # Try our hardest to locate a correct version of GNU make
   549     AC_PATH_PROGS(CHECK_GMAKE, gmake)
   550     BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH])
   552     if test "x$FOUND_MAKE" = x; then
   553       AC_PATH_PROGS(CHECK_MAKE, make)
   554       BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH])
   555     fi
   557     if test "x$FOUND_MAKE" = x; then
   558       if test "x$TOOLS_DIR" != x; then
   559         # We have a tools-dir, check that as well before giving up.
   560         OLD_PATH=$PATH
   561         PATH=$TOOLS_DIR:$PATH
   562         AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake)
   563         BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir])
   564         if test "x$FOUND_MAKE" = x; then
   565           AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make)
   566           BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir])
   567         fi
   568         PATH=$OLD_PATH
   569       fi
   570     fi
   572     if test "x$FOUND_MAKE" = x; then
   573       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.])
   574     fi
   575   fi
   577   MAKE=$FOUND_MAKE
   578   AC_SUBST(MAKE)
   579   AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)])
   580 ])
   582 AC_DEFUN([BASIC_CHECK_FIND_DELETE],
   583 [
   584   # Test if find supports -delete
   585   AC_MSG_CHECKING([if find supports -delete])
   586   FIND_DELETE="-delete"
   588   DELETEDIR=`$MKTEMP -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?)
   590   echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete
   592   TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1`
   593   if test -f $DELETEDIR/TestIfFindSupportsDelete; then
   594     # No, it does not.
   595     rm $DELETEDIR/TestIfFindSupportsDelete
   596     FIND_DELETE="-exec rm \{\} \+"
   597     AC_MSG_RESULT([no])
   598   else
   599     AC_MSG_RESULT([yes])
   600   fi
   601   rmdir $DELETEDIR
   602   AC_SUBST(FIND_DELETE)
   603 ])
   605 AC_DEFUN_ONCE([BASIC_SETUP_COMPLEX_TOOLS],
   606 [
   607   BASIC_CHECK_GNU_MAKE
   609   BASIC_CHECK_FIND_DELETE
   611   # These tools might not be installed by default,
   612   # need hint on how to install them.
   613   BASIC_REQUIRE_PROG(UNZIP, unzip)
   614   BASIC_REQUIRE_PROG(ZIP, zip)
   616   # Non-required basic tools
   618   AC_PATH_PROG(LDD, ldd)
   619   if test "x$LDD" = "x"; then
   620     # List shared lib dependencies is used for
   621     # debug output and checking for forbidden dependencies.
   622     # We can build without it.
   623     LDD="true"
   624   fi
   625   AC_PATH_PROG(OTOOL, otool)
   626   if test "x$OTOOL" = "x"; then
   627     OTOOL="true"
   628   fi
   629   AC_PATH_PROGS(READELF, [readelf greadelf])
   630   AC_PATH_PROG(HG, hg)
   631   AC_PATH_PROG(STAT, stat)
   632   AC_PATH_PROG(TIME, time)
   633   # Check if it's GNU time
   634   IS_GNU_TIME=`$TIME --version 2>&1 | $GREP 'GNU time'`
   635   if test "x$IS_GNU_TIME" != x; then
   636     IS_GNU_TIME=yes
   637   else
   638     IS_GNU_TIME=no
   639   fi
   640   AC_SUBST(IS_GNU_TIME)
   642   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
   643     BASIC_REQUIRE_PROG(COMM, comm)
   644   fi
   646   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
   647     BASIC_REQUIRE_PROG(XATTR, xattr)
   648     AC_PATH_PROG(CODESIGN, codesign)
   649     if test "x$CODESIGN" != "x"; then
   650       # Verify that the openjdk_codesign certificate is present
   651       AC_MSG_CHECKING([if openjdk_codesign certificate is present])
   652       rm -f codesign-testfile
   653       touch codesign-testfile
   654       codesign -s openjdk_codesign codesign-testfile 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD || CODESIGN=
   655       rm -f codesign-testfile
   656       if test "x$CODESIGN" = x; then
   657         AC_MSG_RESULT([no])
   658       else
   659         AC_MSG_RESULT([yes])
   660       fi
   661     fi
   662   fi
   663 ])
   665 # Check if build directory is on local disk. If not possible to determine,
   666 # we prefer to claim it's local.
   667 # Argument 1: directory to test
   668 # Argument 2: what to do if it is on local disk
   669 # Argument 3: what to do otherwise (remote disk or failure)
   670 AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK],
   671 [
   672   # df -l lists only local disks; if the given directory is not found then
   673   # a non-zero exit code is given
   674   if test "x$DF" = x; then
   675     if test "x$OPENJDK_BUILD_OS_ENV" = "xwindows.msys"; then
   676       # msys does not have df; use Windows "net use" instead.
   677       IS_NETWORK_DISK=`net use | grep \`pwd -W | cut -d ":" -f 1 | tr a-z A-Z\`:`
   678       if test "x$IS_NETWORK_DISK" = x; then
   679         $2
   680       else
   681         $3
   682       fi
   683     else
   684       # No df here, say it's local
   685       $2
   686     fi
   687   else
   688     if $DF -l $1 > /dev/null 2>&1; then
   689       $2
   690     else
   691       $3
   692     fi
   693   fi
   694 ])
   696 # Check that source files have basic read permissions set. This might
   697 # not be the case in cygwin in certain conditions.
   698 AC_DEFUN_ONCE([BASIC_CHECK_SRC_PERMS],
   699 [
   700   if test x"$OPENJDK_BUILD_OS" = xwindows; then
   701     file_to_test="$SRC_ROOT/LICENSE"
   702     if test `$STAT -c '%a' "$file_to_test"` -lt 400; then
   703       AC_MSG_ERROR([Bad file permissions on src files. This is usually caused by cloning the repositories with a non cygwin hg in a directory not created in cygwin.])
   704     fi
   705   fi
   706 ])
   708 AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES],
   709 [
   710   AC_MSG_CHECKING([if build directory is on local disk])
   711   BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT,
   712       [OUTPUT_DIR_IS_LOCAL="yes"],
   713       [OUTPUT_DIR_IS_LOCAL="no"])
   714   AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL)
   716   BASIC_CHECK_SRC_PERMS
   718   # Check if the user has any old-style ALT_ variables set.
   719   FOUND_ALT_VARIABLES=`env | grep ^ALT_`
   721   # Before generating output files, test if they exist. If they do, this is a reconfigure.
   722   # Since we can't properly handle the dependencies for this, warn the user about the situation
   723   if test -e $OUTPUT_ROOT/spec.gmk; then
   724     IS_RECONFIGURE=yes
   725   else
   726     IS_RECONFIGURE=no
   727   fi
   729   if test -e $SRC_ROOT/build/.hide-configure-performance-hints; then
   730     HIDE_PERFORMANCE_HINTS=yes
   731   else
   732     HIDE_PERFORMANCE_HINTS=no
   733     # Hide it the next time around...
   734     $TOUCH $SRC_ROOT/build/.hide-configure-performance-hints > /dev/null 2>&1
   735   fi
   736 ])

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