configure

cygwin, 著名的在win32下模拟unix操作系统的东东

    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CXX="$ac_cv_prog_CXX"
if test -n "$CXX"; then
  echo "$ac_t""$CXX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_CXX"; then
if test -n "$ac_tool_prefix"; then
  # Extract the first word of "g++", so it can be a program name with args.
set dummy g++; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:928: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CXX"; then
  ac_cv_prog_CXX="$CXX" # Let the user override the test.
else
  IFS="${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_prog_CXX="g++"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_CXX" && ac_cv_prog_CXX="g++"
fi
fi
CXX="$ac_cv_prog_CXX"
if test -n "$CXX"; then
  echo "$ac_t""$CXX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  CXX="g++"
fi
fi

if test -z "$CXX"; then
  # Extract the first word of "c++", so it can be a program name with args.
set dummy c++; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:964: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CXX"; then
  ac_cv_prog_CXX="$CXX" # Let the user override the test.
else
  IFS="${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_prog_CXX="c++"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CXX="$ac_cv_prog_CXX"
if test -n "$CXX"; then
  echo "$ac_t""$CXX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi

CXXFLAGS='$(CFLAGS)'


case "$with_cross_host" in
  ""|*cygwin*)
    all_host="all_host"
    install_host="install_host"
    ;;
  *)
    all_host=
    install_host=
    ;;
esac




# Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
set dummy ${ac_tool_prefix}ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1013: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AR"; then
  ac_cv_prog_AR="$AR" # Let the user override the test.
else
  IFS="${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_prog_AR="${ac_tool_prefix}ar"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AR="$ac_cv_prog_AR"
if test -n "$AR"; then
  echo "$ac_t""$AR" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_AR"; then
if test -n "$ac_tool_prefix"; then
  # 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:1045: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AR"; then
  ac_cv_prog_AR="$AR" # Let the user override the test.
else
  IFS="${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_prog_AR="ar"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar"
fi
fi
AR="$ac_cv_prog_AR"
if test -n "$AR"; then
  echo "$ac_t""$AR" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  AR="ar"
fi
fi

# Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
set dummy ${ac_tool_prefix}as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1080: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AS"; then
  ac_cv_prog_AS="$AS" # Let the user override the test.
else
  IFS="${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_prog_AS="${ac_tool_prefix}as"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AS="$ac_cv_prog_AS"
if test -n "$AS"; then
  echo "$ac_t""$AS" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_AS"; then
if test -n "$ac_tool_prefix"; then
  # Extract the first word of "as", so it can be a program name with args.
set dummy as; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1112: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AS"; then
  ac_cv_prog_AS="$AS" # Let the user override the test.
else
  IFS="${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_prog_AS="as"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_AS" && ac_cv_prog_AS="as"
fi
fi
AS="$ac_cv_prog_AS"
if test -n "$AS"; then
  echo "$ac_t""$AS" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  AS="as"
fi
fi

# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1147: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
  IFS="${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_prog_RANLIB="${ac_tool_prefix}ranlib"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_RANLIB"; then
if test -n "$ac_tool_prefix"; then
  # 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:1179: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
  IFS="${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_prog_RANLIB="ranlib"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB="ranlib"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
  echo "$ac_t""$RANLIB" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  RANLIB="ranlib"
fi
fi

# Extract the first word of "${ac_tool_prefix}ld", so it can be a program name with args.
set dummy ${ac_tool_prefix}ld; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1214: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LD"; then
  ac_cv_prog_LD="$LD" # Let the user override the test.
else
  IFS="${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_prog_LD="${ac_tool_prefix}ld"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
LD="$ac_cv_prog_LD"
if test -n "$LD"; then
  echo "$ac_t""$LD" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_LD"; then
if test -n "$ac_tool_prefix"; then
  # 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:1246: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LD"; then
  ac_cv_prog_LD="$LD" # Let the user override the test.
else
  IFS="${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_prog_LD="ld"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_LD" && ac_cv_prog_LD="ld"
fi
fi
LD="$ac_cv_prog_LD"
if test -n "$LD"; then
  echo "$ac_t""$LD" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  LD="ld"
fi
fi

# Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args.
set dummy ${ac_tool_prefix}nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1281: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$NM"; then
  ac_cv_prog_NM="$NM" # Let the user override the test.
else
  IFS="${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_prog_NM="${ac_tool_prefix}nm"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
NM="$ac_cv_prog_NM"
if test -n "$NM"; then
  echo "$ac_t""$NM" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -z "$ac_cv_prog_NM"; then
if test -n "$ac_tool_prefix"; then
  # Extract the first word of "nm", so it can be a program name with args.
set dummy nm; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1313: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$NM"; then
  ac_cv_prog_NM="$NM" # Let the user override the test.
else
  IFS="${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_prog_NM="nm"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_NM" && ac_cv_prog_NM="nm"
fi
fi
NM="$ac_cv_prog_NM"
if test -n "$NM"; then
  echo "$ac_t""$NM" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

else
  NM="nm"
fi
fi

# Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
set dummy ${ac_tool_prefix}dlltool; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1348: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$DLLTOOL"; then
  ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
else
  IFS="${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_prog_DLLTOOL="${ac_tool_prefix}dlltool"
      break
    fi
  done