configure

COPE the first practical network coding scheme which is developped on click

echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:955: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
cross_compiling=$ac_cv_prog_cxx_cross

echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
echo "configure:960: checking whether we are using GNU C++" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.C <<EOF
#ifdef __GNUC__
  yes;
#endif
EOF
if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:969: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gxx=yes
else
  ac_cv_prog_gxx=no
fi
fi

echo "$ac_t""$ac_cv_prog_gxx" 1>&6

if test $ac_cv_prog_gxx = yes; then
  GXX=yes
else
  GXX=
fi

ac_test_CXXFLAGS="${CXXFLAGS+set}"
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS=
echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
echo "configure:988: checking whether ${CXX-g++} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.cc
if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
  ac_cv_prog_cxx_g=yes
else
  ac_cv_prog_cxx_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_cxx_g" 1>&6
if test "$ac_test_CXXFLAGS" = set; then
  CXXFLAGS="$ac_save_CXXFLAGS"
elif test $ac_cv_prog_cxx_g = yes; then
  if test "$GXX" = yes; then
    CXXFLAGS="-g -O2"
  else
    CXXFLAGS="-g"
  fi
else
  if test "$GXX" = yes; then
    CXXFLAGS="-O2"
  else
    CXXFLAGS=
  fi
fi

echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
echo "configure:1020: checking how to run the C++ preprocessor" >&5
if test -z "$CXXCPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross
  CXXCPP="${CXX-g++} -E"
  cat > conftest.$ac_ext <<EOF
#line 1033 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1038: \"$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.$ac_ext >&5
  rm -rf conftest*
  CXXCPP=/lib/cpp
fi
rm -f conftest*
  ac_cv_prog_CXXCPP="$CXXCPP"
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross
fi
fi
CXXCPP="$ac_cv_prog_CXXCPP"
echo "$ac_t""$CXXCPP" 1>&6


# Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1066: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$AR" in
  /*)
  ac_cv_path_AR="$AR" # Let the user override the test with a path.
  ;;
  ?:/*)			 
  ac_cv_path_AR="$AR" # Let the user override the test with a dos path.
  ;;
  *)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do 
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_path_AR="$ac_dir/$ac_word"
      break
    fi
  done
  IFS="$ac_save_ifs"
  ;;
esac
fi
AR="$ac_cv_path_AR"
if test -n "$AR"; then
  echo "$ac_t""$AR" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

# Extract the first word of "ld", so it can be a program name with args.
set dummy ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1101: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$LD" in
  /*)
  ac_cv_path_LD="$LD" # Let the user override the test with a path.
  ;;
  ?:/*)			 
  ac_cv_path_LD="$LD" # Let the user override the test with a dos path.
  ;;
  *)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do 
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_path_LD="$ac_dir/$ac_word"
      break
    fi
  done
  IFS="$ac_save_ifs"
  ;;
esac
fi
LD="$ac_cv_path_LD"
if test -n "$LD"; then
  echo "$ac_t""$LD" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1136: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$RANLIB" in
  /*)
  ac_cv_path_RANLIB="$RANLIB" # Let the user override the test with a path.
  ;;
  ?:/*)			 
  ac_cv_path_RANLIB="$RANLIB" # Let the user override the test with a dos path.
  ;;
  *)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do 
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_path_RANLIB="$ac_dir/$ac_word"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_path_RANLIB" && ac_cv_path_RANLIB=":"
  ;;
esac
fi
RANLIB="$ac_cv_path_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

# Extract the first word of "strip", so it can be a program name with args.
set dummy strip; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1172: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_STRIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  case "$STRIP" in
  /*)
  ac_cv_path_STRIP="$STRIP" # Let the user override the test with a path.
  ;;
  ?:/*)			 
  ac_cv_path_STRIP="$STRIP" # Let the user override the test with a dos path.
  ;;
  *)
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do 
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_path_STRIP="$ac_dir/$ac_word"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_path_STRIP" && ac_cv_path_STRIP=":"
  ;;
esac
fi
STRIP="$ac_cv_path_STRIP"
if test -n "$STRIP"; then
  echo "$ac_t""$STRIP" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


ac_aux_dir=
for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
  if test -f $ac_dir/install-sh; then
    ac_aux_dir=$ac_dir
    ac_install_sh="$ac_aux_dir/install-sh -c"
    break
  elif test -f $ac_dir/install.sh; then
    ac_aux_dir=$ac_dir
    ac_install_sh="$ac_aux_dir/install.sh -c"
    break
  fi
done
if test -z "$ac_aux_dir"; then
  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
fi
ac_config_guess=$ac_aux_dir/config.guess
ac_config_sub=$ac_aux_dir/config.sub
ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1237: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      # Don't use installbsd from OSF since it installs stuff as root
      # by default.
      for ac_prog in ginstall scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_IFS"

fi
  if test "${ac_cv_path_install+set}" = set; then
    INSTALL="$ac_cv_path_install"
  else
    # As a last resort, use the slow shell script.  We don't cache a
    # path for INSTALL within a source directory, because that will
    # break other packages using the cache if that directory is
    # removed, or if the path is relative.
    INSTALL="$ac_install_sh"
  fi
fi
echo "$ac_t""$INSTALL" 1>&6

# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'

test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'

test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'




echo $ac_n "checking whether install accepts -C""... $ac_c" 1>&6
echo "configure:1293: checking whether install accepts -C" >&5
echo X > conftest.1
if $INSTALL -C conftest.1 conftest.2 >/dev/null 2>&1; then
  INSTALL_IF_CHANGED="$INSTALL -C"
  echo "$ac_t""yes" 1>&6
else
  INSTALL_IF_CHANGED="$INSTALL"
  echo "$ac_t""no" 1>&6
fi




if test -z "$GXX"; then
  echo "configure: warning: Your C++ compiler ($CXX) is not a GNU C++ compiler!
Either set the "'`'"CXX' environment variable to tell me where
a GNU C++ compiler is, or compile at your own risk.
(This code uses a few GCC extensions and GCC-specific compiler options,
and Linux header files are GCC-specific.)" 1>&2
fi

ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross

echo $ac_n "checking for recent version of C++""... $ac_c" 1>&6
echo "configure:1322: checking for recent version of C++" >&5
if eval "test \"`echo '$''{'ac_cv_good_cxx'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1327 "configure"
#include "confdefs.h"

int main() {
#ifdef __GNUG__
#if (__GNUC__ == 2) && (__GNUC_MINOR__ <= 7)
#error "fuckers! fuckers!"
#endif
#endif
return 0;
; return 0; }
EOF
if { (eval echo configure:1339: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_good_cxx=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_good_cxx=no
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_good_cxx" 1>&6
if test "$ac_cv_good_cxx" != yes; then
  { echo "configure: error: Your GNU C++ compiler ($CXX) is too old!
Either download a newer compiler, or tell me to use a different compiler
by setting the "'`'"CXX' environment variable and rerunning me." 1>&2; exit 1; }
fi

echo $ac_n "checking for working new.h""... $ac_c" 1>&6
echo "configure:1359: checking for working new.h" >&5
if eval "test \"`echo '$''{'ac_cv_good_new_h'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1364 "configure"
#include "confdefs.h"
#include <new.h>
int main() {

  int a;
  int *b = new(&a) int;
  return 0;

; return 0; }
EOF
if { (eval echo configure:1375: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_good_new_h=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_good_new_h=no
fi
rm -f conftest*
fi

echo "$ac_t""$ac_cv_good_new_h" 1>&6
if test "$ac_cv_good_new_h" = yes; then
  cat >> confdefs.h <<\EOF
#define HAVE_NEW_H 1
EOF

fi

CPPFLAGS="$CPPFLAGS"
if test -n "$GCC"; then
  CC="$CC -Wall"
fi
if test -n "$GXX"; then
  CXX="$CXX -Wp,-w -W -Wall"; KERNEL_CXX="$CXX -w -Wall"
else
  KERNEL_CXX="$CXX"
fi
if test -n "$GXX"; then
  CXXFLAGS="-fno-exceptions -fno-rtti -fvtable-thunks $CXXFLAGS"
fi




missing_dir=`cd $srcdir && pwd`

echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
echo "configure:1414: checking for working autoconf" >&5
AUTOCONF=${AUTOCONF-autoconf}
if ($AUTOCONF --version) < /dev/null > conftest.out 2>&1; then
  if test `head -1 conftest.out | sed 's/.*2\.\([0-9]*\).*/\1/'` -ge 13 2>/dev/null; then
    echo "$ac_t""found" 1>&6
  else
    AUTOCONF="$missing_dir/missing autoconf"
    echo "$ac_t""old" 1>&6
  fi
else
  AUTOCONF="$missing_dir/missing autoconf"
  echo "$ac_t""missing" 1>&6
fi