configure

刚才是说明 现在是安装程序在 LINUX环境下进行编程的MPICH安装文件

fi

echo "$ac_t""$pac_cv_prog_make_found_clock_skew" 1>&6
if test "$pac_cv_prog_make_found_clock_skew" = "yes" ; then
    echo "configure: warning: Clock skew found by make.  The configure and build may fail.
Consider building in a local instead of NFS filesystem." 1>&2
fi


echo $ac_n "checking whether make echos directory changes""... $ac_c" 1>&6
echo "configure:1020: checking whether make echos directory changes" >&5
if eval "test \"`echo '$''{'pac_cv_prog_make_echos_dir'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

/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
	pac_cv_prog_make_echos_dir="yes using --no-print-directory"
    else
	pac_cv_prog_make_echos_dir="no"
	echo "Unexpected output from make with program" >>config.log
	cat conftest >>config.log
	echo "str" >> config.log
    fi
else
    pac_cv_prog_make_echos_dir="no"
fi
/bin/rm -f conftest
str=""

fi

echo "$ac_t""$pac_cv_prog_make_echos_dir" 1>&6
if test "$pac_cv_prog_make_echos_dir" = "yes using --no-print-directory" ; then
    MAKE="$MAKE --no-print-directory"
fi


echo $ac_n "checking whether make supports include""... $ac_c" 1>&6
echo "configure:1060: checking whether make supports include" >&5
if eval "test \"`echo '$''{'pac_cv_prog_make_include'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

/bin/rm -f conftest
cat > conftest <<.
ALL:
	@echo "success"
.
cat > conftest1 <<.
include conftest
.
pac_str=`$MAKE -f conftest1 2>&1`
/bin/rm -f conftest conftest1
if test "$pac_str" != "success" ; then
    pac_cv_prog_make_include="no"
else
    pac_cv_prog_make_include="yes"
fi

fi

echo "$ac_t""$pac_cv_prog_make_include" 1>&6
if test "$pac_cv_prog_make_include" = "no" ; then
    :
else
    :
fi


echo $ac_n "checking whether make allows comments in actions""... $ac_c" 1>&6
echo "configure:1093: checking whether make allows comments in actions" >&5
if eval "test \"`echo '$''{'pac_cv_prog_make_allows_comments'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

/bin/rm -f conftest
cat > conftest <<.
SHELL=/bin/sh
ALL:
	@# This is a valid comment!
	@echo "success"
.
pac_str=`$MAKE -f conftest 2>&1`
/bin/rm -f conftest 
if test "$pac_str" != "success" ; then
    pac_cv_prog_make_allows_comments="no"
else
    pac_cv_prog_make_allows_comments="yes"
fi

fi

echo "$ac_t""$pac_cv_prog_make_allows_comments" 1>&6
if test "$pac_cv_prog_make_allows_comments" = "no" ; then
    echo "configure: warning: Your make does not allow comments in target code.
Using this make may cause problems when building programs.
You should consider using gnumake instead." 1>&2
    
fi



echo $ac_n "checking for virtual path format""... $ac_c" 1>&6
echo "configure:1127: checking for virtual path format" >&5
if eval "test \"`echo '$''{'pac_cv_prog_make_vpath'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

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 
    pac_cv_prog_make_vpath="VPATH"
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 
        pac_cv_prog_make_vpath=".PATH"
    else
	pac_cv_prog_make_vpath="neither VPATH nor .PATH works"
    fi
fi
rm -rf conftest*

fi

echo "$ac_t""$pac_cv_prog_make_vpath" 1>&6
if test "$pac_cv_prog_make_vpath" = "VPATH" ; then
    VPATH='VPATH=.:${srcdir}'
elif test "$pac_cv_prog_make_vpath" = ".PATH" ; then
    VPATH='.PATH: . ${srcdir}'
fi



echo $ac_n "checking whether make sets CFLAGS""... $ac_c" 1>&6
echo "configure:1176: checking whether make sets CFLAGS" >&5
if eval "test \"`echo '$''{'pac_cv_prog_make_set_cflags'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  

/bin/rm -f conftest
cat > conftest <<EOF
SHELL=/bin/sh
ALL:
	@echo X\${CFLAGS}X
EOF
pac_str=`$MAKE -f conftest 2>&1`
/bin/rm -f conftest 
if test "$pac_str" = "XX" ; then
    pac_cv_prog_make_set_cflags="no"
else
    pac_cv_prog_make_set_cflags="yes"
fi

fi

echo "$ac_t""$pac_cv_prog_make_set_cflags" 1>&6
if test "$pac_cv_prog_make_set_cflags" = "no" ; then
    :
else
    SET_CFLAGS='CFLAGS='
fi

if test "$pac_cv_prog_make_echos_dir" = "no" ; then
    echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:1207: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftestmake <<\EOF
all:
	@echo 'ac_maketemp="${MAKE}"'
EOF
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
if test -n "$ac_maketemp"; then
  eval ac_cv_prog_make_${ac_make}_set=yes
else
  eval ac_cv_prog_make_${ac_make}_set=no
fi
rm -f conftestmake
fi
if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  SET_MAKE=
else
  echo "$ac_t""no" 1>&6
  SET_MAKE="MAKE=${MAKE-make}"
fi

else
    SET_MAKE="MAKE=${MAKE-make}"
fi

echo $ac_n "checking for working const""... $ac_c" 1>&6
echo "configure:1238: checking for working const" >&5
if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1243 "configure"
#include "confdefs.h"

int main() {

/* Ultrix mips cc rejects this.  */
typedef int charset[2]; const charset x;
/* SunOS 4.1.1 cc rejects this.  */
char const *const *ccp;
char **p;
/* NEC SVR4.0.2 mips cc rejects this.  */
struct point {int x, y;};
static struct point const zero = {0,0};
/* AIX XL C 1.02.0.0 rejects this.
   It does not let you subtract one const X* pointer from another in an arm
   of an if-expression whose if-part is not a constant expression */
const char *g = "string";
ccp = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++ccp;
p = (char**) ccp;
ccp = (char const *const *) p;
{ /* SCO 3.2v4 cc rejects this.  */
  char *t;
  char const *s = 0 ? (char *) 0 : (char const *) 0;

  *t++ = 0;
}
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
  int x[] = {25, 17};
  const int *foo = &x[0];
  ++foo;
}
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
  typedef const int *iptr;
  iptr p = 0;
  ++p;
}
{ /* AIX XL C 1.02.0.0 rejects this saying
     "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
  struct s { int j; const int *ap[3]; };
  struct s *b; b->j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
  const int foo = 10;
}

; return 0; }
EOF
if { (eval echo configure:1292: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_c_const=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_c_const=no
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_c_const" 1>&6
if test $ac_cv_c_const = no; then
  cat >> confdefs.h <<\EOF
#define const 
EOF

fi


echo $ac_n "checking for volatile""... $ac_c" 1>&6
echo "configure:1314: checking for volatile" >&5
if eval "test \"`echo '$''{'pac_cv_c_volatile'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1320 "configure"
#include "confdefs.h"

int main() {
volatile int a;
; return 0; }
EOF
if { (eval echo configure:1327: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  pac_cv_c_volatile="yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  pac_cv_c_volatile="no"
fi
rm -f conftest*
fi

echo "$ac_t""$pac_cv_c_volatile" 1>&6
if test "$pac_cv_c_volatile" = "no" ; then
    cat >> confdefs.h <<\EOF
#define volatile 
EOF

fi


echo $ac_n "checking for restrict""... $ac_c" 1>&6
echo "configure:1349: checking for restrict" >&5
if eval "test \"`echo '$''{'pac_cv_c_restrict'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
cat > conftest.$ac_ext <<EOF
#line 1355 "configure"
#include "confdefs.h"

int main() {
int * restrict a;
; return 0; }
EOF
if { (eval echo configure:1362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  pac_cv_c_restrict="restrict"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  pac_cv_c_restrict="no"
fi
rm -f conftest*
if test "$pac_cv_c_restrict" = "no" ; then
   cat > conftest.$ac_ext <<EOF
#line 1374 "configure"
#include "confdefs.h"

int main() {
int * _Restrict a;
; return 0; }
EOF
if { (eval echo configure:1381: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  pac_cv_c_restrict="_Restrict"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  pac_cv_c_restrict="no"
fi
rm -f conftest*
fi
if test "$pac_cv_c_restrict" = "no" ; then
   cat > conftest.$ac_ext <<EOF
#line 1394 "configure"
#include "confdefs.h"

int main() {
int * __restrict a;
; return 0; }
EOF
if { (eval echo configure:1401: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  pac_cv_c_restrict="__restrict"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  pac_cv_c_restrict="no"
fi
rm -f conftest*
fi

fi

echo "$ac_t""$pac_cv_c_restrict" 1>&6
if test "$pac_cv_c_restrict" = "no" ; then
  restrict_val=""
elif test "$pac_cv_c_restrict" != "restrict" ; then
  restrict_val=$pac_cv_c_restrict
fi
if test "$restrict_val" != "restrict" ; then 
  cat >> confdefs.h <<EOF
#define restrict $restrict_val
EOF

fi

echo $ac_n "checking for inline""... $ac_c" 1>&6
echo "configure:1429: checking for inline" >&5
if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_cv_c_inline=no
for ac_kw in inline __inline__ __inline; do
  cat > conftest.$ac_ext <<EOF
#line 1436 "configure"
#include "confdefs.h"

int main() {
} $ac_kw foo() {
; return 0; }
EOF
if { (eval echo configure:1443: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_c_inline=$ac_kw; break
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
done

fi

echo "$ac_t""$ac_cv_c_inline" 1>&6
case "$ac_cv_c_inline" in
  inline | yes) ;;
  no) cat >> confdefs.h <<\EOF
#define inline 
EOF
 ;;
  *)  cat >> confdefs.h <<EOF
#define inline $ac_cv_c_inline
EOF
 ;;
esac

echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:1469: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
  CPP=
fi
if test -z "$CPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and "${CC-cc}" will confuse make.
  CPP="${CC-cc} -E"
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp.
  cat > conftest.$ac_ext <<EOF
#line 1484 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1490: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -E -traditional-cpp"
  cat > conftest.$ac_ext <<EOF
#line 1501 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1507: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5