jdk8-mips64-public: common/autoconf/basics.m4@2ba6f4da4bf3 (annotated)

common/autoconf/basics.m4@2ba6f4da4bf3 (annotated)

common/autoconf/basics.m4

Tue, 18 Sep 2012 11:29:16 -0700

author: ohair
date: Tue, 18 Sep 2012 11:29:16 -0700
changeset 478: 2ba6f4da4bf3
parent 459: 3156dff953b1
child 494: e64f2cb57d05
permissions: -rw-r--r--

7197849: Update new build-infra makefiles
Reviewed-by: ihse, erikj, ohrstrom, tbell

 #
 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License version 2 only, as
 # published by the Free Software Foundation.  Oracle designates this
 # particular file as subject to the "Classpath" exception as provided
 # by Oracle in the LICENSE file that accompanied this code.
 #
 # This code is distributed in the hope that it will be useful, but WITHOUT
 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 # version 2 for more details (a copy is included in the LICENSE file that
 # accompanied this code).
 #
 # You should have received a copy of the GNU General Public License version
 # 2 along with this work; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 #
 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 # or visit www.oracle.com if you need additional information or have any
 # questions.
 #
 AC_DEFUN([ADD_JVM_ARG_IF_OK],
 [
     # Test if $1 is a valid argument to $3 (often is $JAVA passed as $3)
     # If so, then append $1 to $2
     FOUND_WARN=`$3 $1 -version 2>&1 | grep -i warn`
     FOUND_VERSION=`$3 $1 -version 2>&1 | grep " version \""`
     if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
         $2="[$]$2 $1"
     fi
 ])
 AC_DEFUN([SET_FULL_PATH],
 [
     # Translate "gcc -E" into "`which gcc` -E" ie
     # extract the full path to the binary and at the
     # same time maintain any arguments passed to it.
     # The command MUST exist in the path, or else!
     tmp="[$]$1"
     car="${tmp%% *}"
     tmp="[$]$1 EOL"
     cdr="${tmp#* }"
     # On windows we want paths without spaces.
     if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
         SET_FULL_PATH_SPACESAFE(car)
     else
         # "which" is not portable, but is used here
         # because we know that the command exists!
         car=`which $car`
     fi
     if test "x$cdr" != xEOL; then
         $1="$car ${cdr% *}"
     else
         $1="$car"
     fi
 ])
 AC_DEFUN([SPACESAFE],
 [
     # Fail with message $2 if var $1 contains a path with no spaces in it.
     # Unless on Windows, where we can rewrite the path.
     HAS_SPACE=`echo "[$]$1" | grep " "`
     if test "x$HAS_SPACE" != x; then
         if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
             # First convert it to DOS-style, short mode (no spaces)
             $1=`$CYGPATH -s -m -a "[$]$1"`
             # Now it's case insensitive; let's make it lowercase to improve readability
             $1=`$ECHO "[$]$1" | $TR 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvqxyz'`
             # Now convert it back to Unix-stile (cygpath)
             $1=`$CYGPATH -u "[$]$1"`
         else
             AC_MSG_ERROR([You cannot have spaces in $2! "[$]$1"])
         fi
     fi
 ])
 AC_DEFUN([SET_FULL_PATH_SPACESAFE],
 [
     # Translate long cygdrive or C:\sdfsf path
     # into a short mixed mode path that has no
     # spaces in it.
     tmp="[$]$1"
     if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
         tmp=`$CYGPATH -u "[$]$1"`
         tmp=`which "$tmp"`
         # If file exists with .exe appended, that's the real filename
         # and cygpath needs that to convert to short style path.
         if test -f "${tmp}.exe"; then
            tmp="${tmp}.exe"
         elif test -f "${tmp}.cmd"; then
            tmp="${tmp}.cmd"
         fi
         # Convert to C:/ mixed style path without spaces.
          tmp=`$CYGPATH -s -m "$tmp"`
     fi
     $1="$tmp"
 ])
 AC_DEFUN([REMOVE_SYMBOLIC_LINKS],
 [
     if test "x$OPENJDK_BUILD_OS" != xwindows; then
         # Follow a chain of symbolic links. Use readlink
         # where it exists, else fall back to horribly
         # complicated shell code.
         AC_PATH_PROG(READLINK, readlink)
         if test "x$READLINK_TESTED" != yes; then
             # On MacOSX there is a readlink tool with a different
             # purpose than the GNU readlink tool. Check the found readlink.
             ISGNU=`$READLINK --help 2>&1 | grep GNU`
             if test "x$ISGNU" = x; then
                  # A readlink that we do not know how to use.
                  # Are there other non-GNU readlinks out there?
                  READLINK_TESTED=yes
                  READLINK=
             fi
         fi
         if test "x$READLINK" != x; then
             $1=`$READLINK -f [$]$1`
         else
             STARTDIR=$PWD
             COUNTER=0
             DIR=`dirname [$]$1`
             FIL=`basename [$]$1`
             while test $COUNTER -lt 20; do
                 ISLINK=`ls -l $DIR/$FIL | grep '\->' | sed -e 's/.*-> \(.*\)/\1/'`
                 if test "x$ISLINK" == x; then
                     # This is not a symbolic link! We are done!
                     break
                 fi
                 # The link might be relative! We have to use cd to travel safely.
                 cd $DIR
                 cd `dirname $ISLINK`
                 DIR=`pwd`
                 FIL=`basename $ISLINK`
                 let COUNTER=COUNTER+1
             done
             cd $STARTDIR
             $1=$DIR/$FIL
         fi
     fi
 ])
 AC_DEFUN_ONCE([BASIC_INIT],
 [
 # Save the original command line. This is passed to us by the wrapper configure script.
 AC_SUBST(CONFIGURE_COMMAND_LINE)
 DATE_WHEN_CONFIGURED=`LANG=C date`
 AC_SUBST(DATE_WHEN_CONFIGURED)
 ])
 # Setup basic configuration paths, and platform-specific stuff related to PATHs.
 AC_DEFUN_ONCE([BASIC_SETUP_PATHS],
 [
 # Locate the directory of this script.
 SCRIPT="[$]0"
 REMOVE_SYMBOLIC_LINKS(SCRIPT)
 AUTOCONF_DIR=`dirname [$]0`
 # Where is the source? It is located two levels above the configure script.
 CURDIR="$PWD"
 cd "$AUTOCONF_DIR/../.."
 SRC_ROOT="`pwd`"
 if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
     SRC_ROOT_LENGTH=`pwd|wc -m`
     if test $SRC_ROOT_LENGTH -gt 100; then
         AC_MSG_ERROR([Your base path is too long. It is $SRC_ROOT_LENGTH characters long, but only 100 is supported])
     fi
 fi
 AC_SUBST(SRC_ROOT)
 cd "$CURDIR"
 SPACESAFE(SRC_ROOT,[the path to the source root])
 SPACESAFE(CURDIR,[the path to the current directory])
 if test "x$OPENJDK_BUILD_OS" = "xsolaris"; then
     # Add extra search paths on solaris for utilities like ar and as etc...
     PATH="$PATH:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin"
 fi
 # For cygwin we need cygpath first, since it is used everywhere.
 AC_PATH_PROG(CYGPATH, cygpath)
 PATH_SEP=":"
 if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
     if test "x$CYGPATH" = x; then
         AC_MSG_ERROR([Something is wrong with your cygwin installation since I cannot find cygpath.exe in your path])
     fi
     PATH_SEP=";"
 fi
 AC_SUBST(PATH_SEP)
 # You can force the sys-root if the sys-root encoded into the cross compiler tools
 # is not correct.
 AC_ARG_WITH(sys-root, [AS_HELP_STRING([--with-sys-root],
   [pass this sys-root to the compilers and linker (useful if the sys-root encoded in
    the cross compiler tools is incorrect)])])
 if test "x$with_sys_root" != x; then
   SYS_ROOT=$with_sys_root
 else
   SYS_ROOT=/
 fi
 AC_SUBST(SYS_ROOT)
 AC_ARG_WITH([tools-dir], [AS_HELP_STRING([--with-tools-dir],
   [search this directory for (cross-compiling) compilers and tools])], [TOOLS_DIR=$with_tools_dir])
 AC_ARG_WITH([devkit], [AS_HELP_STRING([--with-devkit],
   [use this directory as base for tools-dir and sys-root (for cross-compiling)])],
   [
     if test "x$with_sys_root" != x; then
       AC_MSG_ERROR([Cannot specify both --with-devkit and --with-sys-root at the same time])
     fi
     if test "x$with_tools_dir" != x; then
       AC_MSG_ERROR([Cannot specify both --with-devkit and --with-tools-dir at the same time])
     fi
     TOOLS_DIR=$with_devkit/bin
     SYS_ROOT=$with_devkit/$host_alias/libc
   ])
 ])
 AC_DEFUN_ONCE([BASIC_SETUP_OUTPUT_DIR],
 [
 AC_ARG_WITH(conf-name, [AS_HELP_STRING([--with-conf-name],
 	[use this as the name of the configuration, overriding the generated default])],
         [ CONF_NAME=${with_conf_name} ])
 # Test from where we are running configure, in or outside of src root.
 if test "x$CURDIR" = "x$SRC_ROOT" || test "x$CURDIR" = "x$SRC_ROOT/common" || test "x$CURDIR" = "x$SRC_ROOT/common/autoconf" || test "x$CURDIR" = "x$SRC_ROOT/common/makefiles" ; then
     # We are running configure from the src root.
     # Create a default ./build/target-variant-debuglevel output root.
     if test "x${CONF_NAME}" = x; then
         CONF_NAME="${OPENJDK_TARGET_OS}-${OPENJDK_TARGET_CPU}-${JDK_VARIANT}-${ANDED_JVM_VARIANTS}-${DEBUG_LEVEL}"
     fi
     OUTPUT_ROOT="$SRC_ROOT/build/${CONF_NAME}"
     mkdir -p "$OUTPUT_ROOT"
     if test ! -d "$OUTPUT_ROOT"; then
         AC_MSG_ERROR([Could not create build directory $OUTPUT_ROOT])
     fi
 else
     # We are running configure from outside of the src dir.
     # Then use the current directory as output dir!
     # If configuration is situated in normal build directory, just use the build
     # directory name as configuration name, otherwise use the complete path.
     if test "x${CONF_NAME}" = x; then
         CONF_NAME=`$ECHO $CURDIR | $SED -e "s!^${SRC_ROOT}/build/!!"`
     fi
     OUTPUT_ROOT="$CURDIR"
 fi
 SPACESAFE(OUTPUT_ROOT,[the path to the output root])
 AC_SUBST(SPEC, $OUTPUT_ROOT/spec.gmk)
 AC_SUBST(CONF_NAME, $CONF_NAME)
 AC_SUBST(OUTPUT_ROOT, $OUTPUT_ROOT)
 # Most of the probed defines are put into config.h
 AC_CONFIG_HEADERS([$OUTPUT_ROOT/config.h:$AUTOCONF_DIR/config.h.in])
 # The spec.gmk file contains all variables for the make system.
 AC_CONFIG_FILES([$OUTPUT_ROOT/spec.gmk:$AUTOCONF_DIR/spec.gmk.in])
 # The hotspot-spec.gmk file contains legacy variables for the hotspot make system.
 AC_CONFIG_FILES([$OUTPUT_ROOT/hotspot-spec.gmk:$AUTOCONF_DIR/hotspot-spec.gmk.in])
 # The bootcycle-spec.gmk file contains support for boot cycle builds.
 AC_CONFIG_FILES([$OUTPUT_ROOT/bootcycle-spec.gmk:$AUTOCONF_DIR/bootcycle-spec.gmk.in])
 # The compare.sh is used to compare the build output to other builds.
 AC_CONFIG_FILES([$OUTPUT_ROOT/compare.sh:$AUTOCONF_DIR/compare.sh.in])
 # Spec.sh is currently used by compare-objects.sh
 AC_CONFIG_FILES([$OUTPUT_ROOT/spec.sh:$AUTOCONF_DIR/spec.sh.in])
 # The generated Makefile knows where the spec.gmk is and where the source is.
 # You can run make from the OUTPUT_ROOT, or from the top-level Makefile
 # which will look for generated configurations
 AC_CONFIG_FILES([$OUTPUT_ROOT/Makefile:$AUTOCONF_DIR/Makefile.in])
 # Save the arguments given to us
 echo "$CONFIGURE_COMMAND_LINE" > $OUTPUT_ROOT/configure-arguments
 ])
 AC_DEFUN_ONCE([BASIC_SETUP_LOGGING],
 [
 # Setup default logging of stdout and stderr to build.log in the output root.
 BUILD_LOG='$(OUTPUT_ROOT)/build.log'
 BUILD_LOG_PREVIOUS='$(OUTPUT_ROOT)/build.log.old'
 BUILD_LOG_WRAPPER='$(SH) $(SRC_ROOT)/common/bin/logger.sh $(BUILD_LOG)'
 AC_SUBST(BUILD_LOG)
 AC_SUBST(BUILD_LOG_PREVIOUS)
 AC_SUBST(BUILD_LOG_WRAPPER)
 ])
 #%%% Simple tools %%%
 # Check if we have found a usable version of make
 # $1: the path to a potential make binary (or empty)
 # $2: the description on how we found this
 AC_DEFUN([BASIC_CHECK_MAKE_VERSION],
 [
   MAKE_CANDIDATE="$1"
   DESCRIPTION="$2"
   if test "x$MAKE_CANDIDATE" != x; then
     AC_MSG_NOTICE([Testing potential make at $MAKE_CANDIDATE, found using $DESCRIPTION])
     SET_FULL_PATH(MAKE_CANDIDATE)
     MAKE_VERSION_STRING=`$MAKE_CANDIDATE --version | $HEAD -n 1`
     IS_GNU_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP 'GNU Make'`
     if test "x$IS_GNU_MAKE" = x; then
       AC_MSG_NOTICE([Found potential make at $MAKE_CANDIDATE, however, this is not GNU Make. Ignoring.])
     else
       IS_MODERN_MAKE=`$ECHO $MAKE_VERSION_STRING | $GREP '3.8[[12346789]]'`
       if test "x$IS_MODERN_MAKE" = x; then
         AC_MSG_NOTICE([Found GNU make at $MAKE_CANDIDATE, however this is not version 3.81 or later. (it is: $MAKE_VERSION_STRING). Ignoring.])
       else
         FOUND_MAKE=$MAKE_CANDIDATE
       fi
     fi
   fi
 ])
 # Goes looking for a usable version of GNU make.
 AC_DEFUN([BASIC_CHECK_GNU_MAKE],
 [
   # We need to find a recent version of GNU make. Especially on Solaris, this can be tricky.
   if test "x$MAKE" != x; then
     # User has supplied a make, test it.
     if test ! -f "$MAKE"; then
       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not found.])
     fi
     BASIC_CHECK_MAKE_VERSION("$MAKE", [user supplied MAKE=])
     if test "x$FOUND_MAKE" = x; then
       AC_MSG_ERROR([The specified make (by MAKE=$MAKE) is not GNU make 3.81 or newer.])
     fi
   else
     # Try our hardest to locate a correct version of GNU make
     AC_PATH_PROGS(CHECK_GMAKE, gmake)
     BASIC_CHECK_MAKE_VERSION("$CHECK_GMAKE", [gmake in PATH])
     if test "x$FOUND_MAKE" = x; then
       AC_PATH_PROGS(CHECK_MAKE, make)
       BASIC_CHECK_MAKE_VERSION("$CHECK_MAKE", [make in PATH])
     fi
     if test "x$FOUND_MAKE" = x; then
       if test "x$TOOLS_DIR" != x; then
         # We have a tools-dir, check that as well before giving up.
         OLD_PATH=$PATH
         PATH=$TOOLS_DIR:$PATH
         AC_PATH_PROGS(CHECK_TOOLSDIR_GMAKE, gmake)
         BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_GMAKE", [gmake in tools-dir])
         if test "x$FOUND_MAKE" = x; then
           AC_PATH_PROGS(CHECK_TOOLSDIR_MAKE, make)
           BASIC_CHECK_MAKE_VERSION("$CHECK_TOOLSDIR_MAKE", [make in tools-dir])
         fi
         PATH=$OLD_PATH
       fi
     fi
     if test "x$FOUND_MAKE" = x; then
       AC_MSG_ERROR([Cannot find GNU make 3.81 or newer! Please put it in the path, or add e.g. MAKE=/opt/gmake3.81/make as argument to configure.])
     fi
   fi
   MAKE=$FOUND_MAKE
   AC_SUBST(MAKE)
   AC_MSG_NOTICE([Using GNU make 3.81 (or later) at $FOUND_MAKE (version: $MAKE_VERSION_STRING)])
 ])
 AC_DEFUN([BASIC_CHECK_FIND_DELETE],
 [
     # Test if find supports -delete
     AC_MSG_CHECKING([if find supports -delete])
     FIND_DELETE="-delete"
     DELETEDIR=`mktemp -d tmp.XXXXXXXXXX` || (echo Could not create temporary directory!; exit $?)
     echo Hejsan > $DELETEDIR/TestIfFindSupportsDelete
     TEST_DELETE=`$FIND "$DELETEDIR" -name TestIfFindSupportsDelete $FIND_DELETE 2>&1`
     if test -f $DELETEDIR/TestIfFindSupportsDelete; then
         # No, it does not.
         rm $DELETEDIR/TestIfFindSupportsDelete
         FIND_DELETE="-exec rm \{\} \+"
         AC_MSG_RESULT([no])
     else
         AC_MSG_RESULT([yes])
     fi
     rmdir $DELETEDIR
 ])
 # Test that variable $1 denoting a program is not empty. If empty, exit with an error.
 # $1: variable to check
 # $2: executable name to print in warning (optional)
 AC_DEFUN([CHECK_NONEMPTY],
 [
     if test "x[$]$1" = x; then
         if test "x$2" = x; then
           PROG_NAME=translit($1,A-Z,a-z)
         else
           PROG_NAME=$2
         fi
         AC_MSG_NOTICE([Could not find $PROG_NAME!])
         AC_MSG_ERROR([Cannot continue])
     fi
 ])
 # Does AC_PATH_PROG followed by CHECK_NONEMPTY.
 # Arguments as AC_PATH_PROG:
 # $1: variable to set
 # $2: executable name to look for
 AC_DEFUN([BASIC_REQUIRE_PROG],
 [
     AC_PATH_PROGS($1, $2)
     CHECK_NONEMPTY($1, $2)
 ])
 AC_DEFUN_ONCE([BASIC_SETUP_TOOLS],
 [
 # Start with tools that do not need have cross compilation support
 # and can be expected to be found in the default PATH. These tools are
 # used by configure. Nor are these tools expected to be found in the
 # devkit from the builddeps server either, since they are
 # needed to download the devkit.
 # First are all the simple required tools.
 BASIC_REQUIRE_PROG(BASENAME, basename)
 BASIC_REQUIRE_PROG(CAT, cat)
 BASIC_REQUIRE_PROG(CHMOD, chmod)
 BASIC_REQUIRE_PROG(CMP, cmp)
 BASIC_REQUIRE_PROG(CP, cp)
 BASIC_REQUIRE_PROG(CPIO, cpio)
 BASIC_REQUIRE_PROG(CUT, cut)
 BASIC_REQUIRE_PROG(DATE, date)
 BASIC_REQUIRE_PROG(DF, df)
 BASIC_REQUIRE_PROG(DIFF, [gdiff diff])
 BASIC_REQUIRE_PROG(ECHO, echo)
 BASIC_REQUIRE_PROG(EXPR, expr)
 BASIC_REQUIRE_PROG(FILE, file)
 BASIC_REQUIRE_PROG(FIND, find)
 BASIC_REQUIRE_PROG(HEAD, head)
 BASIC_REQUIRE_PROG(LN, ln)
 BASIC_REQUIRE_PROG(LS, ls)
 BASIC_REQUIRE_PROG(MKDIR, mkdir)
 BASIC_REQUIRE_PROG(MV, mv)
 BASIC_REQUIRE_PROG(PRINTF, printf)
 BASIC_REQUIRE_PROG(SH, sh)
 BASIC_REQUIRE_PROG(SORT, sort)
 BASIC_REQUIRE_PROG(TAIL, tail)
 BASIC_REQUIRE_PROG(TAR, tar)
 BASIC_REQUIRE_PROG(TEE, tee)
 BASIC_REQUIRE_PROG(TOUCH, touch)
 BASIC_REQUIRE_PROG(TR, tr)
 BASIC_REQUIRE_PROG(UNIQ, uniq)
 BASIC_REQUIRE_PROG(UNZIP, unzip)
 BASIC_REQUIRE_PROG(WC, wc)
 BASIC_REQUIRE_PROG(XARGS, xargs)
 BASIC_REQUIRE_PROG(ZIP, zip)
 # Then required tools that require some special treatment.
 AC_PROG_AWK
 CHECK_NONEMPTY(AWK)
 AC_PROG_GREP
 CHECK_NONEMPTY(GREP)
 AC_PROG_EGREP
 CHECK_NONEMPTY(EGREP)
 AC_PROG_FGREP
 CHECK_NONEMPTY(FGREP)
 AC_PROG_SED
 CHECK_NONEMPTY(SED)
 AC_PATH_PROGS(NAWK, [nawk gawk awk])
 CHECK_NONEMPTY(NAWK)
 BASIC_CHECK_GNU_MAKE
 BASIC_REQUIRE_PROG(RM, rm)
 RM="$RM -f"
 BASIC_CHECK_FIND_DELETE
 AC_SUBST(FIND_DELETE)
 # Non-required basic tools
 AC_PATH_PROG(THEPWDCMD, pwd)
 AC_PATH_PROG(LDD, ldd)
 if test "x$LDD" = "x"; then
     # List shared lib dependencies is used for
     # debug output and checking for forbidden dependencies.
     # We can build without it.
     LDD="true"
 fi
 AC_PATH_PROG(OTOOL, otool)
 if test "x$OTOOL" = "x"; then
    OTOOL="true"
 fi
 AC_PATH_PROGS(READELF, [readelf greadelf])
 AC_PATH_PROGS(OBJDUMP, [objdump gobjdump])
 AC_PATH_PROG(HG, hg)
 ])
 AC_DEFUN_ONCE([BASIC_COMPILE_UNCYGDRIVE],
 [
 # When using cygwin, we need a wrapper binary that renames
 # /cygdrive/c/ arguments into c:/ arguments and peeks into
 # @files and rewrites these too! This wrapper binary is
 # called uncygdrive.exe.
 UNCYGDRIVE=
 if test "x$OPENJDK_BUILD_OS" = xwindows; then
     AC_MSG_CHECKING([if uncygdrive can be created])
     UNCYGDRIVE_SRC=`$CYGPATH -m $SRC_ROOT/common/src/uncygdrive.c`
     rm -f $OUTPUT_ROOT/uncygdrive*
     UNCYGDRIVE=`$CYGPATH -m $OUTPUT_ROOT/uncygdrive.exe`
     cd $OUTPUT_ROOT
     $CC $UNCYGDRIVE_SRC /Fe$UNCYGDRIVE > $OUTPUT_ROOT/uncygdrive1.log 2>&1
     cd $CURDIR
     if test ! -x $OUTPUT_ROOT/uncygdrive.exe; then
         AC_MSG_RESULT([no])
         cat $OUTPUT_ROOT/uncygdrive1.log
         AC_MSG_ERROR([Could not create $OUTPUT_ROOT/uncygdrive.exe])
     fi
     AC_MSG_RESULT([$UNCYGDRIVE])
     AC_MSG_CHECKING([if uncygdrive.exe works])
     cd $OUTPUT_ROOT
     $UNCYGDRIVE $CC $SRC_ROOT/common/src/uncygdrive.c /Fe$OUTPUT_ROOT/uncygdrive2.exe > $OUTPUT_ROOT/uncygdrive2.log 2>&1
     cd $CURDIR
     if test ! -x $OUTPUT_ROOT/uncygdrive2.exe; then
         AC_MSG_RESULT([no])
         cat $OUTPUT_ROOT/uncygdrive2.log
         AC_MSG_ERROR([Uncygdrive did not work!])
     fi
     AC_MSG_RESULT([yes])
     rm -f $OUTPUT_ROOT/uncygdrive?.??? $OUTPUT_ROOT/uncygdrive.obj
     # The path to uncygdrive to use should be Unix-style
     UNCYGDRIVE="$OUTPUT_ROOT/uncygdrive.exe"
 fi
 AC_SUBST(UNCYGDRIVE)
 ])
 # Check if build directory is on local disk.
 # Argument 1: directory to test
 # Argument 2: what to do if it is on local disk
 # Argument 3: what to do otherwise (remote disk or failure)
 AC_DEFUN([BASIC_CHECK_DIR_ON_LOCAL_DISK],
 [
 	# df -l lists only local disks; if the given directory is not found then
 	# a non-zero exit code is given
 	if $DF -l $1 > /dev/null 2>&1; then
           $2
         else
           $3
         fi
 ])
 AC_DEFUN_ONCE([BASIC_TEST_USABILITY_ISSUES],
 [
 AC_MSG_CHECKING([if build directory is on local disk])
 BASIC_CHECK_DIR_ON_LOCAL_DISK($OUTPUT_ROOT,
   [OUTPUT_DIR_IS_LOCAL="yes"],
   [OUTPUT_DIR_IS_LOCAL="no"])
 AC_MSG_RESULT($OUTPUT_DIR_IS_LOCAL)
 # Check if the user has any old-style ALT_ variables set.
 FOUND_ALT_VARIABLES=`env | grep ^ALT_`
 # Before generating output files, test if they exist. If they do, this is a reconfigure.
 # Since we can't properly handle the dependencies for this, warn the user about the situation
 if test -e $OUTPUT_ROOT/spec.gmk; then
   IS_RECONFIGURE=yes
 else
   IS_RECONFIGURE=no
 fi
 if test -e $SRC_ROOT/build/.hide-configure-performance-hints; then
   HIDE_PERFORMANCE_HINTS=yes
 else
   HIDE_PERFORMANCE_HINTS=no
   # Hide it the next time around...
   $TOUCH $SRC_ROOT/build/.hide-configure-performance-hints > /dev/null 2>&1
 fi
 ])

Mercurial > jdk8-mips64-public / annotate

common/autoconf/basics.m4@2ba6f4da4bf3 (annotated)

common/autoconf/basics.m4