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
rm -f conftest*


#--------------------------------------------------------------------
#	Supply a substitute for stdlib.h if it doesn't define strtol,
#	strtoul, or strtod (which it doesn't in some versions of SunOS).
#--------------------------------------------------------------------

echo checking for proper stdlib.h
echo '#include "confdefs.h"
#include <stdlib.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "strtol" conftest.out >/dev/null 2>&1; then
  rm -rf conftest*
  tk_stdlib=1

else
  rm -rf conftest*
  tk_stdlib=0
fi
rm -f conftest*

echo '#include "confdefs.h"
#include <stdlib.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "strtoul" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tk_stdlib=0
fi
rm -f conftest*

echo '#include "confdefs.h"
#include <stdlib.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "strtod" conftest.out >/dev/null 2>&1; then
  :
else
  rm -rf conftest*
  tk_stdlib=0
fi
rm -f conftest*

if test $tk_stdlib = 0; then
    
{
test -n "$verbose" && \
echo "	defining NO_STDLIB_H"
echo "#define" NO_STDLIB_H 1 >> confdefs.h
DEFS="$DEFS -DNO_STDLIB_H=1"
}

fi

#--------------------------------------------------------------------
#	Check for various typedefs and provide substitutes if
#	they don't exist.
#--------------------------------------------------------------------


#--------------------------------------------------------------------
#	Locate the X11 header files and the X11 library archive.  Try
#	the ac_find_x macro first, but if it doesn't find the X stuff
#	(e.g. because there's no xmkmf program) then check through
#	a list of possible directories.
#--------------------------------------------------------------------


if test -z "$tk_ok"; then
  # Extract the first word of `xmkmf', so it can be a program name with args.
  set dummy xmkmf; word=$2
  echo checking for $word
  IFS="${IFS= 	}"; saveifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/$word; then
      tk_ok="1"
      break
    fi
  done
  IFS="$saveifs"
fi
test -z "$tk_ok" && tk_ok="0"
test -n "$tk_ok" && test -n "$verbose" && echo "	setting tk_ok to $tk_ok"

if test $tk_ok = 1; then
    # If we find X, set shell vars x_includes and x_libraries to the paths.
no_x=true
echo checking for X include and library files with xmkmf
rm -fr conftestdir
if mkdir conftestdir; then
  cd conftestdir
  cat > Imakefile <<\EOF
acfindx:
	@echo "im_incroot=$(INCROOT); im_usrlibdir=$(USRLIBDIR); im_libdir=$(LIBDIR)"
EOF
  if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
    no_x=
    # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
    eval `make acfindx | grep -v make`
    # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
    if test ! -f $im_usrlibdir/libX11.a && test -f $im_libdir/libX11.a; then
      im_usrlibdir=$im_libdir
    fi
    case "$im_incroot" in
	/usr/include) ;;
	*) x_includes="$im_incroot" ;;
    esac
    case "$im_usrlibdir" in
	/usr/lib | /lib) ;;
	*) x_libraries="$im_usrlibdir" ;;
    esac
  fi
  cd ..
  rm -fr conftestdir
fi

if test -z "$im_usrlibdir"; then
echo checking for X include and library files directly
cat > conftest.c <<EOF
#include "confdefs.h"
#include <X11/Intrinsic.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  rm -rf conftest*
  no_x=

else
  rm -rf conftest*
  for dir in \
    /usr/local/include \
    /usr/unsupported/include \
    /usr/x386/include \
    /usr/local/X11R6/include \
    /usr/local/X11R5/include \
    /usr/local/x11r6/include \
    /usr/local/x11r5/include \
    /usr/include/X11R6 \
    /usr/include/X11R5 \
    /usr/include/X11R4 \
    /usr/X11R6/include \
    /usr/X11R5/include \
    /usr/X11/include \
    /usr/openwin/include \
    /usr/openwin/share/include \
    /usr/lpp/Xamples/include \
    ; \
  do
    if test -r $dir/X11/Intrinsic.h; then
      x_includes=$dir; no_x=
      break
    fi
  done
fi
rm -f conftest*

# Check for the libraries.  First see if replacing the `include' by
# `lib' works.
LIBS_save="${LIBS}"
LIBS="${LIBS} -lXt"
have_lib=""
if test -z "$ac_echo_n" ; then
ac_echo_n=yes
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
  # Stardent Vistra SVR4 grep lacks -e, says [e-mail].
  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
    ac_n= ac_c='
' ac_t='	'
  else
    ac_n=-n ac_c= ac_t=
  fi
else
  ac_n= ac_c='\c' ac_t=
fi
ac_echo_test=`echo foo 1>&1`
if test -z "$ac_echo_test" ; then
     print_error "Your sh shell does not handle the output redirection"
     print_error "1>&1 correctly.  Configure will work around this problem,"
     print_error "but you should report the problem to your vendor."
fi

fi
if test -z "$ac_echo_test" -a 1 = 1 ; then
echo $ac_n "checking for -lXt""... $ac_c"
else
echo $ac_n "checking for -lXt""... $ac_c" 1>&1
fi
if test ! -f confdefs.h ; then
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t"""!! SHELL ERROR !!""
else
echo "$ac_t"""!! SHELL ERROR !!"" 1>&1
fi
    echo "The file confdefs.h created by configure has been removed"
    echo "This may be a problem with your shell; some versions of LINUX"
    echo "have this problem.  See the Installation guide for more"
    echo "information."
    exit 1
fi
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
  
  have_lib="1"

   else if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
    expandcompile=`echo "$compile" | sed -e 's/>.*//'`
    eval echo "configure:$expandcompile" >> config.log
    echo "configure: failed program was:" >>config.log
    cat confdefs.h >> config.log
    cat conftest.c >> config.log
    if test -s conftest.out ; then cat conftest.out >> config.log 
    else
      ${CC-cc} $CFLAGS conftest.c -o conftest $LDFLAGS $LIBS >> config.log 2>&1
    fi

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   :; no_x=
else
   :; for dir in `echo "$x_includes" | sed s/include/lib/` \
  /usr/local/lib \
  /usr/unsupported/lib \
  /usr/x386/lib \
  /usr/local/X11R6/lib \
  /usr/local/X11R5/lib \
  /usr/local/x11r6/lib \
  /usr/local/x11r5/lib \
  /usr/lib/X11 \
  /usr/lib/X11R4 \
  /usr/X11R6/lib \
  /usr/X11R5/lib \
  /usr/X11/lib \
  /usr/openwin/lib \
  /usr/lpp/Xamples/lib \
  ; \
do
  for extension in a so sl; do
    if test -r $dir/libXt.$extension; then
      x_libraries=$dir; no_x=
      break 2
    fi
  done
done
fi

fi
if test -n "$verbose"; then
  test -n "$x_includes" && echo "	found X11 headers in $x_includes"
  test -n "$x_libraries" && echo "	found X11 libraries in $x_libraries"
fi
fi
if test "$XINCLUDE_DIR" != ""; then
    x_includes="$XINCLUDE_DIR"
fi
if test "$x_includes" = /usr/include; then
    # no special path needed
    XINCLUDES=""
elif test "$x_includes" != ""; then
    XINCLUDES=" -I$x_includes"
else
    echo checking for X11 header files
    # no special path needed
    XINCLUDES=""
    cat > conftest.c <<EOF
#include "confdefs.h"
#include <X11/Intrinsic.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  :
else
  rm -rf conftest*
  XINCLUDES="nope"
fi
rm -f conftest*
    if test "$XINCLUDES" = nope; then
        dirs="/usr/unsupported/include /usr/local/include /usr/X386/include /usr/include/X11R4 /usr/X11R5/include /usr/include/X11R5 /usr/openwin/include /usr/X11/include"
        for i in $dirs ; do
	    if test -r $i/X11/Intrinsic.h; then
	        XINCLUDES=" -I$i"
	    fi
        done
    fi
fi
if test "$XINCLUDES" = nope; then
  echo "Warning:  couldn't find any X11 include files."
  # no include files found
  XINCLUDES=""
fi


if test "$XLIBRARY_DIR" != ""; then
    x_libraries="$XLIBRARY_DIR"
fi
if test "$x_libraries" = /usr/lib; then
    XLIBSW=-lX11
elif test "$x_libraries" != ""; then
    XLIBSW="-L$x_libraries -lX11"
else
    echo "checking for X11 library archive"
    LIBS_save="${LIBS}"
LIBS="${LIBS} -lX11"
have_lib=""
if test -z "$ac_echo_n" ; then
ac_echo_n=yes
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
ac_echo_test=`echo foo 1>&1`
if test -z "$ac_echo_test" ; then
     print_error "Your sh shell does not handle the output redirection"
     print_error "1>&1 correctly.  Configure will work around this problem,"
     print_error "but you should report the problem to your vendor."
fi

fi
if test -z "$ac_echo_test" -a 1 = 1 ; then
echo $ac_n "checking for -lX11""... $ac_c"
else
echo $ac_n "checking for -lX11""... $ac_c" 1>&1
fi
if test ! -f confdefs.h ; then
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t"""!! SHELL ERROR !!""
else
echo "$ac_t"""!! SHELL ERROR !!"" 1>&1
fi
    echo "The file confdefs.h created by configure has been removed"
    echo "This may be a problem with your shell; some versions of LINUX"
    echo "have this problem.  See the Installation guide for more"
    echo "information."
    exit 1
fi
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
  
  have_lib="1"

   else if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
    expandcompile=`echo "$compile" | sed -e 's/>.*//'`
    eval echo "configure:$expandcompile" >> config.log
    echo "configure: failed program was:" >>config.log
    cat confdefs.h >> config.log
    cat conftest.c >> config.log
    if test -s conftest.out ; then cat conftest.out >> config.log 
    else
      ${CC-cc} $CFLAGS conftest.c -o conftest $LDFLAGS $LIBS >> config.log 2>&1
    fi

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   :; XLIBSW="-lX11"
else
   :; XLIBSW=nope
fi

    if test "$XLIBSW" = nope; then
	dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/lib/X11R4 /usr/X11R5/lib /usr/lib/X11R5 /usr/openwin/lib /usr/X11/lib"
	for i in $dirs ; do
	    if test -r $i/libX11.a; then
		XLIBSW="-L$i -lX11"
	    fi
	done
    fi
fi
if test "$XLIBSW" = nope ; then
    LIBS_save="${LIBS}"
LIBS="${LIBS} -lXwindow"
have_lib=""
if test -z "$ac_echo_n" ; then
ac_echo_n=yes
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
ac_echo_test=`echo foo 1>&1`
if test -z "$ac_echo_test" ; then
     print_error "Your sh shell does not handle the output redirection"
     print_error "1>&1 correctly.  Configure will work around this problem,"
     print_error "but you should report the problem to your vendor."
fi

fi
if test -z "$ac_echo_test" -a 1 = 1 ; then
echo $ac_n "checking for -lXwindow""... $ac_c"
else
echo $ac_n "checking for -lXwindow""... $ac_c" 1>&1
fi
if test ! -f confdefs.h ; then
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t"""!! SHELL ERROR !!""
else
echo "$ac_t"""!! SHELL ERROR !!"" 1>&1
fi
    echo "The file confdefs.h created by configure has been removed"
    echo "This may be a problem with your shell; some versions of LINUX"
    echo "have this problem.  See the Installation guide for more"
    echo "information."
    exit 1
fi
cat > conftest.c <<EOF
#include "confdefs.h"

int main() { exit(0); }
int t() { main(); }
EOF
if eval $compile; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
  
  have_lib="1"

   else if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
    expandcompile=`echo "$compile" | sed -e 's/>.*//'`
    eval echo "configure:$expandcompile" >> config.log
    echo "configure: failed program was:" >>config.log
    cat confdefs.h >> config.log
    cat conftest.c >> config.log
    if test -s conftest.out ; then cat conftest.out >> config.log 
    else
      ${CC-cc} $CFLAGS conftest.c -o conftest $LDFLAGS $LIBS >> config.log 2>&1
    fi

fi
rm -f conftest*
LIBS="${LIBS_save}"
if test -n "${have_lib}"; then
   :; XLIBSW=-lXwindow
else
   :; 
fi

fi
if test "$XLIBSW" = nope ; then
    echo "Warning:  couldn't find the X11 library archive.  Using -lX11."
    XLIBSW=-lX11
fi


#--------------------------------------------------------------------
#	Check for the existence of various libraries.  The order here
#	is important, so that then end up in the right order in the
#	command line generated by Make.
#--------------------------------------------------------------------

LIBS_save="${LIBS}"
LIBS="${LIBS} -lXbsd"
have_lib=""
if test -z "$ac_echo_n" ; then
ac_echo_n=yes
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='