configure

MPICH是MPI的重要研究,提供了一系列的接口函数,为并行计算的实现提供了编程环境.

    fi
    if test "x$nonopt" != xNONE; then
      { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
    fi
    nonopt="$ac_option"
    ;;

  esac
done

if test -n "$ac_prev"; then
  { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
fi

trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15

# File descriptor usage:
# 0 standard input
# 1 file creation
# 2 errors and warnings
# 3 some systems may open it to /dev/tty
# 4 used on the Kubota Titan
# 6 checking for... messages and results
# 5 compiler messages saved in config.log
if test "$silent" = yes; then
  exec 6>/dev/null
else
  exec 6>&1
fi
exec 5>./config.log

echo "\
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
" 1>&5

# Strip out --no-create and --no-recursion so they do not pile up.
# Also quote any args containing shell metacharacters.
ac_configure_args=
for ac_arg
do
  case "$ac_arg" in
  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
  | --no-cr | --no-c) ;;
  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
  *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
  ac_configure_args="$ac_configure_args '$ac_arg'" ;;
  *) ac_configure_args="$ac_configure_args $ac_arg" ;;
  esac
done

# NLS nuisances.
# Only set these to C if already set.  These must not be set unconditionally
# because not all systems understand e.g. LANG=C (notably SCO).
# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
# Non-C LC_CTYPE values break the ctype check.
if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi

# confdefs.h avoids OS command line length limits that DEFS can exceed.
rm -rf conftest* confdefs.h
# AIX cpp loses on an empty file, so make sure it contains at least a newline.
echo > confdefs.h

# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
ac_unique_file=

# Find the source files, if location was not specified.
if test -z "$srcdir"; then
  ac_srcdir_defaulted=yes
  # Try the directory containing this script, then its parent.
  ac_prog=$0
  ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
  test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
  srcdir=$ac_confdir
  if test ! -r $srcdir/$ac_unique_file; then
    srcdir=..
  fi
else
  ac_srcdir_defaulted=no
fi
if test ! -r $srcdir/$ac_unique_file; then
  if test "$ac_srcdir_defaulted" = yes; then
    { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
  else
    { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
  fi
fi
srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`

# Prefer explicitly selected file to automatically selected ones.
if test -z "$CONFIG_SITE"; then
  if test "x$prefix" != xNONE; then
    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
  else
    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
  fi
fi
for ac_site_file in $CONFIG_SITE; do
  if test -r "$ac_site_file"; then
    echo "loading site script $ac_site_file"
    . "$ac_site_file"
  fi
done


ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

ac_exeext=
ac_objext=o
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
  # Stardent Vistra SVR4 grep lacks -e, says [e-mail].
  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
    ac_n= ac_c='
' ac_t='	'
  else
    ac_n=-n ac_c= ac_t=
  fi
else
  ac_n= ac_c='\c' ac_t=
fi


 
# Check whether --enable-echo or --disable-echo was given.
if test "${enable_echo+set}" = set; then
  enableval="$enable_echo"
  set -x
fi


# Check whether --enable-softerror or --disable-softerror was given.
if test "${enable_softerror+set}" = set; then
  enableval="$enable_softerror"
  :
else
  enable_softerror=no
fi

 
# Check whether --enable-g or --disable-g was given.
if test "${enable_g+set}" = set; then
  enableval="$enable_g"
  :
else
  enable_g=no
fi


# Check whether --enable-jdb or --disable-jdb was given.
if test "${enable_jdb+set}" = set; then
  enableval="$enable_jdb"
  :
else
  enable_jdb=no
fi

 
# Check whether --enable-checkversion or --disable-checkversion was given.
if test "${enable_checkversion+set}" = set; then
  enableval="$enable_checkversion"
  :
else
  enable_checkversion=yes
fi


# Check whether --with-common-prefix or --without-common-prefix was given.
if test "${with_common_prefix+set}" = set; then
  withval="$with_common_prefix"
  :
else
  with_common_prefix=NONE
fi


if test "$with_common_prefix" != "NONE" ; then
    prefix=$with_common_prefix
fi 

echo "Configuring Jumpshot-2 with $ac_configure_args"
#
# Find the home directory if not specified
if test "X$srcdir" != "X." -a -s $srcdir/src/Makefile.in ; then
    top_srcdir_abs=$srcdir
else
    
echo $ac_n "checking for current directory name""... $ac_c" 1>&6
echo "configure:626: checking for current directory name" >&5
top_srcdir_abs=$PWD
if test "${top_srcdir_abs}" != "" -a -d "${top_srcdir_abs}" ; then 
    if test -r ${top_srcdir_abs}/.foo$$ ; then
        /bin/rm -f ${top_srcdir_abs}/.foo$$
	/bin/rm -f .foo$$
    fi
    if test -r ${top_srcdir_abs}/.foo$$ -o -r .foo$$ ; then
	top_srcdir_abs=
    else
	echo "test" > ${top_srcdir_abs}/.foo$$
	if test ! -r .foo$$ ; then
            /bin/rm -f ${top_srcdir_abs}/.foo$$
	    top_srcdir_abs=
        else
 	    /bin/rm -f ${top_srcdir_abs}/.foo$$
	fi
    fi
fi
if test "${top_srcdir_abs}" = "" ; then
    top_srcdir_abs=`pwd | sed -e 's%/tmp_mnt/%/%g'`
fi
if test ! -r ${top_srcdir_abs}/src/Makefile.in ; then
        top_srcdir_abs=`pwd`
    if test ! -r ${top_srcdir_abs}/src/Makefile.in ; then
	print_error "Cannot determine the root directory!" 
        exit 1
    fi
    top_srcdir_abs=`pwd | sed -e 's%/tmp_mnt/%/%g'`
    if test ! -d ${top_srcdir_abs} ; then 
        print_error "Warning: your default path uses the automounter; this may"
        print_error "cause some problems if you use other NFS-connected systems."
        top_srcdir_abs=`pwd`
    fi
fi
if test -z "${top_srcdir_abs}" ; then
    top_srcdir_abs=`pwd | sed -e 's%/tmp_mnt/%/%g'`
    if test ! -d ${top_srcdir_abs} ; then 
        print_error "Warning: your default path uses the automounter; this may"
        print_error "cause some problems if you use other NFS-connected systems."
        top_srcdir_abs=`pwd`
    fi
fi
echo "$ac_t""${top_srcdir_abs}" 1>&6

fi
 
if test -z "$top_srcdir_abs" ; then
    top_srcdir_abs=`pwd`
fi

if test ! -d "$top_srcdir_abs" ; then
    
if test "$enable_softerror" = "yes" ; then
    echo "configure: warning:  *** $top_srcdir_abs is not a valid directory - cannot continue " 1>&2
    exit 0
else
    { echo "configure: error:  *** $top_srcdir_abs is not a valid directory - cannot continue " 1>&2; exit 1; }
fi

fi


 
# Check whether --with-java or --without-java was given.
if test "${with_java+set}" = set; then
  withval="$with_java"
  JAVA_HOME=$withval
else
  JAVA_HOME=""
fi

 
# Check whether --with-java1 or --without-java1 was given.
if test "${with_java1+set}" = set; then
  withval="$with_java1"
  JAVA_HOME=$withval
fi

 
# Check whether --with-jflags or --without-jflags was given.
if test "${with_jflags+set}" = set; then
  withval="$with_jflags"
  JFLAGS="$withval"
fi


# Append "-g" to JFLAGS if enable_g=yes
if test $enable_g = "yes" -o $enable_jdb = "yes" ; then
    if test -z "`echo $JFLAGS | grep "\-g"`" ; then
        JFLAGS="-g $JFLAGS"
    fi
fi

# Fixup for make
MAKE=${MAKE:-make}

echo $ac_n "checking gnumake""... $ac_c" 1>&6
echo "configure:724: checking gnumake" >&5
/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
	@(dir=`pwd` ; cd .. ; \$(MAKE) -f \$\$dir/conftest SUB)
SUB:
	@echo "success"
.
str=`$MAKE -f conftest 2>&1`
if test "$str" != "success" ; then
    str=`$MAKE --no-print-directory -f conftest 2>&1`
    if test "$str" = "success" ; then
        MAKE="$MAKE --no-print-directory"
	echo "$ac_t""yes using --no-print-directory" 1>&6
    else
	echo "$ac_t""no" 1>&6
    fi
else
    echo "$ac_t""no" 1>&6
fi
/bin/rm -f conftest
str=""


echo $ac_n "checking BSD 4.4 make""... $ac_c" 1>&6
echo "configure:750: checking BSD 4.4 make" >&5
/bin/rm -f conftest
cat > conftest <<.
ALL:
	@echo "success"
.
cat > conftest1 <<.
include conftest
.
str=`$MAKE -f conftest1 2>&1`
/bin/rm -f conftest conftest1
if test "$str" != "success" ; then
    echo "$ac_t""Found BSD 4.4 so-called make" 1>&6
    echo "The BSD 4.4 make is INCOMPATIBLE with all other makes."
    echo "Using this so-called make may cause problems when building programs."
    echo "You should consider using gnumake instead."
    
else
    echo "$ac_t""no - whew" 1>&6
fi
str=""


echo $ac_n "checking OSF V3 make""... $ac_c" 1>&6
echo "configure:774: checking OSF V3 make" >&5
/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
	@# This is a valid comment!
	@echo "success"
.
str=`$MAKE -f conftest 2>&1`
/bin/rm -f conftest 
if test "$str" != "success" ; then
    echo "$ac_t""Found OSF V3 make" 1>&6
    echo "The OSF V3 make does not allow comments in target code."
    echo "Using this make may cause problems when building programs."
    echo "You should consider using gnumake instead."
    
else
    echo "$ac_t""no" 1>&6
fi
str=""



echo $ac_n "checking for virtual path format""... $ac_c" 1>&6
echo "configure:798: checking for virtual path format" >&5
rm -rf conftest*
mkdir conftestdir
cat >conftestdir/a.c <<EOF
A sample file
EOF
cat > conftest <<EOF
all: a.o
VPATH=.:conftestdir
.c.o:
	@echo \$<
EOF
ac_out=`$MAKE -f conftest 2>&1 | grep 'conftestdir/a.c'`
if test -n "$ac_out" ; then 
    echo "$ac_t""VPATH" 1>&6
    VPATH='VPATH=.:$(srcdir)'
else
    rm -f conftest
    cat > conftest <<EOF
all: a.o
.PATH: . conftestdir
.c.o:
	@echo \$<
EOF
    ac_out=`$MAKE -f conftest 2>&1 | grep 'conftestdir/a.c'`
    if test -n "$ac_out" ; then 
        echo "$ac_t"".PATH" 1>&6
        VPATH='.PATH: . $(srcdir)'
    else
	echo "$ac_t""neither VPATH nor .PATH works" 1>&6
    fi
fi
rm -rf conftest*


# If we are relying on VPATH and no VPATH is set, then we must exit
if test ! -s src/jumpshot.java -a -z "$VPATH" ; then
    { echo "configure: error: No virtual MAKE path command found.
	You may need to set your make command.
	The GNU make (sometimes available as gnumake) can be used." 1>&2; exit 1; }
fi
 
# Check if --without-java is specified
if test "$JAVA_HOME" = "no" ; then
    
if test "$enable_softerror" = "yes" ; then
    echo "configure: warning:  --without-java is specified, exit! " 1>&2
    exit 0
else
    { echo "configure: error:  --without-java is specified, exit! " 1>&2; exit 1; }
fi

fi

# FOUND_ENV_JAVA_HOME shows how JAVA_HOME is found
FOUND_ENV_JAVA_HOME=no
if test -z "$JAVA_HOME" ; then
#   Locate Java from user's PATH