configure

tcl是工具命令语言

EOF
if { (eval echo configure:1317: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_func_$ac_func=no"
fi
rm -f conftest*
fi

if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
  cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done

    else
	TCL_THREADS=0
	echo "$ac_t""no (default)" 1>&6
    fi
    


#------------------------------------------------------------------------
# If we're using GCC, see if the compiler understands -pipe.  If so, use it.
# It makes compiling go faster.  (This is only a performance feature.)
#------------------------------------------------------------------------

if test -z "$no_pipe"; then
if test -n "$GCC"; then
  echo $ac_n "checking if the compiler understands -pipe""... $ac_c" 1>&6
echo "configure:1356: checking if the compiler understands -pipe" >&5
  OLDCC="$CC"  
  CC="$CC -pipe"
  cat > conftest.$ac_ext <<EOF
#line 1360 "configure"
#include "confdefs.h"

int main() {

; return 0; }
EOF
if { (eval echo configure:1367: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&6
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CC="$OLDCC"
    echo "$ac_t""no" 1>&6
fi
rm -f conftest*
fi  
fi

#--------------------------------------------------------------------
#	Detect what compiler flags to set for 64-bit support.
#--------------------------------------------------------------------


    echo $ac_n "checking for required early compiler flags""... $ac_c" 1>&6
echo "configure:1387: checking for required early compiler flags" >&5
    tcl_flags=""
    
    if eval "test \"`echo '$''{'tcl_cv_flag__isoc99_source'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1394 "configure"
#include "confdefs.h"
#include <stdlib.h>
int main() {
char *p = (char *)strtoll; char *q = (char *)strtoull;
; return 0; }
EOF
if { (eval echo configure:1401: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_flag__isoc99_source=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 1409 "configure"
#include "confdefs.h"
#define _ISOC99_SOURCE 1
#include <stdlib.h>
int main() {
char *p = (char *)strtoll; char *q = (char *)strtoull;
; return 0; }
EOF
if { (eval echo configure:1417: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_flag__isoc99_source=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_flag__isoc99_source=no
fi
rm -f conftest*
fi
rm -f conftest*
fi

    if test "x${tcl_cv_flag__isoc99_source}" = "xyes" ; then
	cat >> confdefs.h <<\EOF
#define _ISOC99_SOURCE 1
EOF

	tcl_flags="$tcl_flags _ISOC99_SOURCE"
    fi
    
    if eval "test \"`echo '$''{'tcl_cv_flag__largefile64_source'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1443 "configure"
#include "confdefs.h"
#include <sys/stat.h>
int main() {
struct stat64 buf; int i = stat64("/", &buf);
; return 0; }
EOF
if { (eval echo configure:1450: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_flag__largefile64_source=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  cat > conftest.$ac_ext <<EOF
#line 1458 "configure"
#include "confdefs.h"
#define _LARGEFILE64_SOURCE 1
#include <sys/stat.h>
int main() {
struct stat64 buf; int i = stat64("/", &buf);
; return 0; }
EOF
if { (eval echo configure:1466: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_flag__largefile64_source=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_flag__largefile64_source=no
fi
rm -f conftest*
fi
rm -f conftest*
fi

    if test "x${tcl_cv_flag__largefile64_source}" = "xyes" ; then
	cat >> confdefs.h <<\EOF
#define _LARGEFILE64_SOURCE 1
EOF

	tcl_flags="$tcl_flags _LARGEFILE64_SOURCE"
    fi
    if test "x${tcl_flags}" = "x" ; then
	echo "$ac_t""none" 1>&6
    else
	echo "$ac_t""${tcl_flags}" 1>&6
    fi


    echo $ac_n "checking for 64-bit integer type""... $ac_c" 1>&6
echo "configure:1495: checking for 64-bit integer type" >&5
    if eval "test \"`echo '$''{'tcl_cv_type_64bit'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
	tcl_cv_type_64bit=none
	# See if the compiler knows natively about __int64
	cat > conftest.$ac_ext <<EOF
#line 1503 "configure"
#include "confdefs.h"

int main() {
__int64 value = (__int64) 0;
; return 0; }
EOF
if { (eval echo configure:1510: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_type_64bit=__int64
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_type_64bit="long long"
fi
rm -f conftest*
	# See if we should use long anyway  Note that we substitute in the
	# type that is our current guess for a 64-bit type inside this check
	# program, so it should be modified only carefully...
	if test "$cross_compiling" = yes; then
  :
else
  cat > conftest.$ac_ext <<EOF
#line 1527 "configure"
#include "confdefs.h"
#include <unistd.h>
	    int main() {exit(!(sizeof(${tcl_type_64bit}) > sizeof(long)));}
	    
EOF
if { (eval echo configure:1533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  tcl_cv_type_64bit=${tcl_type_64bit}
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  :
fi
rm -fr conftest*
fi

fi

    if test "${tcl_cv_type_64bit}" = none ; then
	cat >> confdefs.h <<\EOF
#define TCL_WIDE_INT_IS_LONG 1
EOF

	echo "$ac_t""using long" 1>&6
    else
	cat >> confdefs.h <<EOF
#define TCL_WIDE_INT_TYPE ${tcl_cv_type_64bit}
EOF

	echo "$ac_t""${tcl_cv_type_64bit}" 1>&6

	# Now check for auxiliary declarations
	echo $ac_n "checking for struct dirent64""... $ac_c" 1>&6
echo "configure:1562: checking for struct dirent64" >&5
	if eval "test \"`echo '$''{'tcl_cv_struct_dirent64'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
	    cat > conftest.$ac_ext <<EOF
#line 1568 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/dirent.h>
int main() {
struct dirent64 p;
; return 0; }
EOF
if { (eval echo configure:1576: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_struct_dirent64=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_struct_dirent64=no
fi
rm -f conftest*
fi

	if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then
	    cat >> confdefs.h <<\EOF
#define HAVE_STRUCT_DIRENT64 1
EOF

	fi
	echo "$ac_t""${tcl_cv_struct_dirent64}" 1>&6

	echo $ac_n "checking for struct stat64""... $ac_c" 1>&6
echo "configure:1597: checking for struct stat64" >&5
	if eval "test \"`echo '$''{'tcl_cv_struct_stat64'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
	    cat > conftest.$ac_ext <<EOF
#line 1603 "configure"
#include "confdefs.h"
#include <sys/stat.h>
int main() {
struct stat64 p;

; return 0; }
EOF
if { (eval echo configure:1611: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_struct_stat64=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_struct_stat64=no
fi
rm -f conftest*
fi

	if test "x${tcl_cv_struct_stat64}" = "xyes" ; then
	    cat >> confdefs.h <<\EOF
#define HAVE_STRUCT_STAT64 1
EOF

	fi
	echo "$ac_t""${tcl_cv_struct_stat64}" 1>&6

	echo $ac_n "checking for off64_t""... $ac_c" 1>&6
echo "configure:1632: checking for off64_t" >&5
	if eval "test \"`echo '$''{'tcl_cv_type_off64_t'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  
	    cat > conftest.$ac_ext <<EOF
#line 1638 "configure"
#include "confdefs.h"
#include <sys/types.h>
int main() {
off64_t offset;

; return 0; }
EOF
if { (eval echo configure:1646: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  tcl_cv_type_off64_t=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  tcl_cv_type_off64_t=no
fi
rm -f conftest*
fi

	if test "x${tcl_cv_type_off64_t}" = "xyes" ; then
	    cat >> confdefs.h <<\EOF
#define HAVE_TYPE_OFF64_T 1
EOF

	fi
	echo "$ac_t""${tcl_cv_type_off64_t}" 1>&6
    fi

#--------------------------------------------------------------------
#	Check endianness because we can optimize comparisons of
#	Tcl_UniChar strings to memcmp on big-endian systems.
#--------------------------------------------------------------------

echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
echo "configure:1673: checking whether byte ordering is bigendian" >&5
if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_cv_c_bigendian=unknown
# See if sys/param.h defines the BYTE_ORDER macro.
cat > conftest.$ac_ext <<EOF
#line 1680 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
int main() {

#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
 bogus endian macros
#endif
; return 0; }
EOF
if { (eval echo configure:1691: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  # It does; now see whether it defined to BIG_ENDIAN or not.
cat > conftest.$ac_ext <<EOF
#line 1695 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
int main() {

#if BYTE_ORDER != BIG_ENDIAN
 not big endian
#endif
; return 0; }
EOF
if { (eval echo configure:1706: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_c_bigendian=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_c_bigendian=no
fi
rm -f conftest*
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
if test $ac_cv_c_bigendian = unknown; then
if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
  cat > conftest.$ac_ext <<EOF
#line 1726 "configure"
#include "confdefs.h"
main () {
  /* Are we little or big endian?  From Harbison&Steele.  */
  union
  {
    long l;
    char c[sizeof (long)];
  } u;
  u.l = 1;
  exit (u.c[sizeof (long) - 1] == 1);
}
EOF
if { (eval echo configure:1739: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_c_bigendian=no
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_c_bigendian=yes
fi
rm -fr conftest*
fi

fi
fi