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
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
      AaOPT=0
  else
      if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""yes"
else
echo "$ac_t""yes" 1>&1
fi
      AaOPT=1
  fi
else
  if test -s conftest.out ; then cat conftest.out >> config.log ; fi
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""no"
else
echo "$ac_t""no" 1>&1
fi
  AaOPT=0
fi
rm -f conftest*
CFLAGS="$CFLAGSSAV"

	    if test "$AaOPT" = 1 ; then
	       USER_CFLAGS="$USER_CFLAGS -Aa"
	    fi
	    # Alternate...
	    # -Ae is extended -Aa (only on some PA RISC systems)
	    #CFLAGS="$CFLAGS -Ae +Olibcalls"
	    #CLINKER="cc -Ae"
	    # fort77 is the POSIX-compliant version of f77; fort77 can use 
	    # -Ldirectory
	    #F77=fort77
	    #FLINKER=fort77
	    #FFLAGS="$FFLAGS +ppu"
	    # Try and see that this works
	    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 Checking that HP compiler has ANSI option...""... $ac_c"
else
echo $ac_n "checking for Checking that HP compiler has ANSI option...""... $ac_c" 1>&1
fi
if test ! -f confdefs.h ; then
    if test -z "$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() {  }
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
  rm -rf conftest*
  hpux_ansi=1

else
  rm -rf conftest*
  hpux_ansi=0
    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*

	    if test $hpux_ansi = 0 ; then
	       print_error "HPUX C compiler does not support ANSI mode!"
	       print_error "This mode is required because severe bugs in HPUX CPP"
	       print_error "cause problems.  Configuration continuing BUT	"
	       print_error "if you have trouble, consider using the GNU C"
	       print_error "compiler gcc instead."
	    else
              print_error "HPUX C compiler is being forced into ANSI mode so that"
              print_error "severe bugs in HPUX CPP do not cause problems"
	    fi
         fi 
	 ;;
    alpha)   ;;
    convex_spp)  CC="/usr/convex/bin/cc" ;;
    ibmpoe)
                           	                   	 CCval=
         # Extract the first word of "xlC", so it can be a program name with args.
set dummy xlC; ac_word=$2
if test -z "$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 $ac_word""... $ac_c"
else
echo $ac_n "checking for $ac_word""... $ac_c" 1>&1
fi
ac_prog_where=""
if test -n "$CCval"; then
  ac_pg_CCval="$CCval" # Let the user override the test.
else
  ac_first_char=`expr "xlC" : "\(.\)"`
  if test "$ac_first_char" = "/" -a -x "xlC" ; then
       ac_pg_CCval="xlC"
       ac_prog_where=xlC
  else
      IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
      for ac_dir in $PATH; do
        test -z "$ac_dir" && ac_dir=.
        if test -f $ac_dir/$ac_word; then
          ac_pg_CCval="xlC"
          ac_prog_where=$ac_dir/$ac_word
          break
        fi
      done
      IFS="$ac_save_ifs"
  fi
fi;CCval="$ac_pg_CCval"
if test -n "$ac_prog_where" ; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""found $ac_prog_where ($CCval)"
else
echo "$ac_t""found $ac_prog_where ($CCval)" 1>&1
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

         if test -n "$CCval" ; then
             TESTCC="$CCval"
	     CCval=""
             # Extract the first word of "mpCC", so it can be a program name with args.
set dummy mpCC; ac_word=$2
if test -z "$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 $ac_word""... $ac_c"
else
echo $ac_n "checking for $ac_word""... $ac_c" 1>&1
fi
ac_prog_where=""
if test -n "$CCval"; then
  ac_pg_CCval="$CCval" # Let the user override the test.
else
  ac_first_char=`expr "mpCC" : "\(.\)"`
  if test "$ac_first_char" = "/" -a -x "mpCC" ; then
       ac_pg_CCval="mpCC"
       ac_prog_where=mpCC
  else
      IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
      for ac_dir in $PATH; do
        test -z "$ac_dir" && ac_dir=.
        if test -f $ac_dir/$ac_word; then
          ac_pg_CCval="mpCC"
          ac_prog_where=$ac_dir/$ac_word
          break
        fi
      done
      IFS="$ac_save_ifs"
  fi
fi;CCval="$ac_pg_CCval"
if test -n "$ac_prog_where" ; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""found $ac_prog_where ($CCval)"
else
echo "$ac_t""found $ac_prog_where ($CCval)" 1>&1
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

         else
	     # Extract the first word of "xlc", so it can be a program name with args.
set dummy xlc; ac_word=$2
if test -z "$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 $ac_word""... $ac_c"
else
echo $ac_n "checking for $ac_word""... $ac_c" 1>&1
fi
ac_prog_where=""
if test -n "$CCval"; then
  ac_pg_CCval="$CCval" # Let the user override the test.
else
  ac_first_char=`expr "xlc" : "\(.\)"`
  if test "$ac_first_char" = "/" -a -x "xlc" ; then
       ac_pg_CCval="xlc"
       ac_prog_where=xlc
  else
      IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
      for ac_dir in $PATH; do
        test -z "$ac_dir" && ac_dir=.
        if test -f $ac_dir/$ac_word; then
          ac_pg_CCval="xlc"
          ac_prog_where=$ac_dir/$ac_word
          break
        fi
      done
      IFS="$ac_save_ifs"
  fi
fi;CCval="$ac_pg_CCval"
if test -n "$ac_prog_where" ; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""found $ac_prog_where ($CCval)"
else
echo "$ac_t""found $ac_prog_where ($CCval)" 1>&1
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

             if test -n "$CCval" ; then
                 TESTCC="$CCval"
	         CCval=""
                 # Extract the first word of "mpcc", so it can be a program name with args.
set dummy mpcc; ac_word=$2
if test -z "$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 $ac_word""... $ac_c"
else
echo $ac_n "checking for $ac_word""... $ac_c" 1>&1
fi
ac_prog_where=""
if test -n "$CCval"; then
  ac_pg_CCval="$CCval" # Let the user override the test.
else
  ac_first_char=`expr "mpcc" : "\(.\)"`
  if test "$ac_first_char" = "/" -a -x "mpcc" ; then
       ac_pg_CCval="mpcc"
       ac_prog_where=mpcc
  else
      IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
      for ac_dir in $PATH; do
        test -z "$ac_dir" && ac_dir=.
        if test -f $ac_dir/$ac_word; then
          ac_pg_CCval="mpcc"
          ac_prog_where=$ac_dir/$ac_word
          break
        fi
      done
      IFS="$ac_save_ifs"
  fi
fi;CCval="$ac_pg_CCval"
if test -n "$ac_prog_where" ; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""found $ac_prog_where ($CCval)"
else
echo "$ac_t""found $ac_prog_where ($CCval)" 1>&1
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

             fi
         fi
         if test -z "$CCval" ; then
            print_error "Could not find mpCC or mpcc!"
            print_error "Make sure that you path is set correctly."
	    exit 1
         fi
         CC="$CCval"
    ;;
    meiko) 
                  CCval=''
      for p in cc apcc pgcc gcc
do
# Extract the first word of "$p", so it can be a program name with args.
set dummy $p; ac_word=$2
if test -z "$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 $ac_word""... $ac_c"
else
echo $ac_n "checking for $ac_word""... $ac_c" 1>&1
fi
ac_prog_where=""
if test -n "$CCval"; then
  ac_pg_CCval="$CCval" # Let the user override the test.
else
  ac_first_char=`expr "$p" : "\(.\)"`
  if test "$ac_first_char" = "/" -a -x "$p" ; then
       ac_pg_CCval="$p"
       ac_prog_where=$p
  else
      IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
      for ac_dir in $PATH; do
        test -z "$ac_dir" && ac_dir=.
        if test -f $ac_dir/$ac_word; then
          ac_pg_CCval="$p"
          ac_prog_where=$ac_dir/$ac_word
          break
        fi
      done
      IFS="$ac_save_ifs"
  fi
fi;CCval="$ac_pg_CCval"
if test -n "$ac_prog_where" ; then
  if test -z "$ac_echo_test" -a 1 = 1 ; then
echo "$ac_t""found $ac_prog_where ($CCval)"
else
echo "$ac_t""found $ac_prog_where ($CCval)" 1>&1
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

test -n "$CCval" && break