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.

	if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
    fi
else
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
fi
/bin/rm -f conftest
str=""


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 BSD 4.4 make""... $ac_c"
else
echo $ac_n "checking BSD 4.4 make""... $ac_c" 1>&1
fi
/bin/rm -f conftest
cat > conftest <<.
ALL:
	@echo "success"
.
cat > conftest1 <<.
include conftest
.
str=`$MAKE -f conftest1 2>&1`
/bin/rm -f conftest conftest1
if test "$str" != "success" ; then
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""Found BSD 4.4 so-called make"
else
echo "$ac_t""Found BSD 4.4 so-called make" 1>&1
fi
    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
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no - whew"
else
echo "$ac_t""no - whew" 1>&1
fi
fi
str=""


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 OSF V3 make""... $ac_c"
else
echo $ac_n "checking OSF V3 make""... $ac_c" 1>&1
fi
/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
	@# This is a valid comment!
	@echo "success"
.
str=`$MAKE -f conftest 2>&1`
/bin/rm -f conftest 
if test "$str" != "success" ; then
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""Found OSF V3 make"
else
echo "$ac_t""Found OSF V3 make" 1>&1
fi
    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
    if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
fi
str=""

#
# Check that an ARCH was set
if test -z "$ARCH" ; then
    ARCH=`../../util/tarch`
    if test -z "$ARCH" ; then
        echo "You must set an architecture type with -arch=<value>"
        exit 1
    fi
    echo "Configuring for -arch=$ARCH"
fi
if test -n "$arch_sgi" ; then
    arch_IRIX=1
    ARCH=IRIX
fi

# 
# Check for Unix Variants
echo checking for AIX
echo checking how to run the C preprocessor
if test -z "$CPP"; then
  # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and ``${CC-cc}'' will simply confuse
  # make.  It must be expanded now.
  CPP="${CC-cc} -E"
  cat > conftest.c <<EOF
#include "confdefs.h"
#include <stdio.h>
Syntax Error
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  :
else
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
test ".${verbose}" != "." && echo "	setting CPP to $CPP"

cat > conftest.c <<EOF
#include "confdefs.h"
#ifdef _AIX
  yes
#endif

EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
  rm -rf conftest*
  
{
test -n "$verbose" && \
echo "	defining _ALL_SOURCE"
echo "#define" _ALL_SOURCE 1 >> confdefs.h
DEFS="$DEFS -D_ALL_SOURCE=1"
}


fi
rm -f conftest*


echo checking for minix/config.h
cat > conftest.c <<EOF
#include "confdefs.h"
#include <minix/config.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
  rm -rf conftest*
  MINIX=1

fi
rm -f conftest*

# The Minix shell can't assign to the same variable on the same line!
if test -n "$MINIX"; then
  
{
test -n "$verbose" && \
echo "	defining _POSIX_SOURCE"
echo "#define" _POSIX_SOURCE 1 >> confdefs.h
DEFS="$DEFS -D_POSIX_SOURCE=1"
}

  
{
test -n "$verbose" && \
echo "	defining" _POSIX_1_SOURCE to be 2
echo "#define" _POSIX_1_SOURCE 2 >> confdefs.h
DEFS="$DEFS -D_POSIX_1_SOURCE=2"
}

  
{
test -n "$verbose" && \
echo "	defining _MINIX"
echo "#define" _MINIX 1 >> confdefs.h
DEFS="$DEFS -D_MINIX=1"
}

fi

#
# Get the compiler
CARCH=$ARCH

if test -z "$USERCC" ; then
case $CARCH in 
   cenju3) if test $ARCH = abi
           then
              CCC=CC
              CCLINKER=cjCC
              CC=cc
              F77=f77
              ASM=as
              if test -z "$USERFLINKER" ; then
                  FLINKER=cjabif77
              fi
              if test -z "$USERFLINKER" ; then
                  CLINKER=cjabicc
              fi
           else
              CCC=CC
              CCLINKER=cjCC
              CC=/usr/necccs/bin/cc
              F77=/usr/necccs/bin/f77
              ASM=/usr/necccs/bin/as
              if test ! -x $CC ; then
                 CC=cc
                 F77=f77
                 ASM=as
              fi
#
              if test -z "$USERFLINKER" ; then
                  FLINKER=cjf77
              fi
              if test -z "$USERFLINKER" ; then
                  CLINKER=cjcc
              fi
           fi
#
           DEVCFLAGS="$DEVCFLAGS -O -Kmips2"
           MPILIBNAME=mpich
           ASMFILES_O=get_stack.o
          ;;
   intelnx|paragon) CC=icc ; GCC="" 
	  # If this version of the intel compiler accepts the -nx flag, use it.
  	  if icc -nx > /dev/null 2>&1 ; then
	    # For some reason the lib list was commented out; we need
	    # it to link with if we use the NX routines
	    LIB_LIST="$LIB_LIST -nx"
	    CFLAGS="$CFLAGS -nx"
	  fi
	;;
   cm5) CC=cc ; GCC="" ;   if test -z "$USERCLINKER" ; then
		      CLINKER="cmmd-ld -comp $CC"
		  fi ;;
   cray_t3d)        
	# Some Cray's require -Ccray-t3d instead of -Tcray-t3d.  
        # We have no diagnostic for this behavior yet.
                    CC=/mpp/bin/cc ; CFLAGS="$CFLAGS -Tcray-t3d -DT3D" ; GCC="" 
                    if test -z "$USERCLINKER" ; then 
	            CLINKER="$CC -Tcray-t3d" ; fi ;;
   cray_t3e)        
	# Some Cray's require -Ccray-t3e instead of -Tcray-t3e.  
        # We have no diagnostic for this behavior yet.
                    CC=/mpp/bin/cc ; CFLAGS="$CFLAGS -Tcray-t3e -DT3E" ; GCC="" 
                    if test -z "$USERCLINKER" ; then 
	            CLINKER="$CC -Tcray-t3e" ; fi ;;
   hpux) if test "`which ${CC-cc}`" = "/usr/convex/bin/cc" ; then 
        CFLAGS="$CFLAGS -or none -U_REENTRANT -D_POSIX_SOURCE -D_HPUX_SOURCE -DMPI_cspp"
         elif test "$CC" != "gcc" ; then
	    # If cflags includes -Ae or -Aa, we don't need to add -Aa
            # In a perfect world, we might want to try -Ae
            # There is also -Aportable...
	    hasarg=`echo A$CFLAGS | sed -n -e '/-A/p'`
	    if test -z "$hasarg" ; then
		# Try to Add -Ae; add -Aa if that doesn't work
	        
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 that C compiler accepts option -Ae""... $ac_c"
else
echo $ac_n "checking that C compiler accepts option -Ae""... $ac_c" 1>&1
fi
CFLAGSSAV="$CFLAGS"
CFLAGS="-Ae $CFLAGS"
rm -f conftest.out
echo 'int main(){return 0;}' > conftest.c
if ${CC-cc} $CFLAGS -o conftest conftest.c >conftest.out 2>&1 ; then
  if test -s conftest.out ; then
      cat conftest.out >> config.log
      if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
      
  else
      if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
      hasarg=1
  fi
else
  if test -s conftest.out ; then cat conftest.out >> config.log ; fi
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
  
fi
rm -f conftest*
CFLAGS="$CFLAGSSAV"

		if test -n "$hasarg" ; then
                    CFLAGS="$CFLAGS -Ae"
                else
 	            
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 that C compiler accepts option -Aa""... $ac_c"
else
echo $ac_n "checking that C compiler accepts option -Aa""... $ac_c" 1>&1
fi
CFLAGSSAV="$CFLAGS"
CFLAGS="-Aa $CFLAGS"
rm -f conftest.out
echo 'int main(){return 0;}' > conftest.c
if ${CC-cc} $CFLAGS -o conftest conftest.c >conftest.out 2>&1 ; then
  if test -s conftest.out ; then
      cat conftest.out >> config.log
      if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
      
  else
      if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
      hasarg=1
  fi
else
  if test -s conftest.out ; then cat conftest.out >> config.log ; fi
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
  
fi
rm -f conftest*
CFLAGS="$CFLAGSSAV"

		    if test -n "$hasarg" ; then
			CFLAGS="$CFLAGS -Aa"
		    fi
                fi
	    fi
            # We need these flags to get the correct system include
            # files.
            CFLAGS="$CFLAGS -D_POSIX_SOURCE -D_HPUX_SOURCE"
	    # P4 needs these to get the correct system includes
            P4_CFLAGS="-D_POSIX_SOURCE -D_HPUX_SOURCE"
	    # We MUST have an ANSI compiler for HPUX, even for USER code
	    # If the regular cpp worked, we would not need to do this.
 	    
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 that C compiler accepts option -Aa""... $ac_c"
else
echo $ac_n "checking that C compiler accepts option -Aa""... $ac_c" 1>&1