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ac_cv_prog_cxx_cross=no else ac_cv_prog_cxx_cross=yes fielse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 ac_cv_prog_cxx_works=nofirm -fr conftest*ac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crossecho "$ac_t""$ac_cv_prog_cxx_works" 1>&6if test $ac_cv_prog_cxx_works = no; then { echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }fiecho $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6echo "configure:834: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6cross_compiling=$ac_cv_prog_cxx_crossecho $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6echo "configure:839: checking whether we are using GNU C++" >&5if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.C <<EOF#ifdef __GNUC__ yes;#endifEOFif { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then ac_cv_prog_gxx=yeselse ac_cv_prog_gxx=nofifiecho "$ac_t""$ac_cv_prog_gxx" 1>&6if test $ac_cv_prog_gxx = yes; then GXX=yeselse GXX=fiac_test_CXXFLAGS="${CXXFLAGS+set}"ac_save_CXXFLAGS="$CXXFLAGS"CXXFLAGS=echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6echo "configure:867: checking whether ${CXX-g++} accepts -g" >&5if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else echo 'void f(){}' > conftest.ccif test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then ac_cv_prog_cxx_g=yeselse ac_cv_prog_cxx_g=nofirm -f conftest*fiecho "$ac_t""$ac_cv_prog_cxx_g" 1>&6if 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" fielse if test "$GXX" = yes; then CXXFLAGS="-O2" else CXXFLAGS= fifiecho $ac_n "checking whether ln -s works""... $ac_c" 1>&6echo "configure:899: checking whether ln -s works" >&5if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else rm -f conftestdataif ln -s X conftestdata 2>/dev/nullthen rm -f conftestdata ac_cv_prog_LN_S="ln -s"else ac_cv_prog_LN_S=lnfifiLN_S="$ac_cv_prog_LN_S"if test "$ac_cv_prog_LN_S" = "ln -s"; then echo "$ac_t""yes" 1>&6else echo "$ac_t""no" 1>&6fiecho $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6echo "configure:920: checking whether ${MAKE-make} sets \${MAKE}" >&5set 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) $ac_c" 1>&6else cat > conftestmake <<\EOFall: @echo 'ac_maketemp="${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_${ac_make}_set=yeselse eval ac_cv_prog_make_${ac_make}_set=nofirm -f conftestmakefiif 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}"fitrap '' 1 2 15cat > confcache <<\EOF# This file is a shell script that caches the results of configure# tests run on this system so they can be shared between configure# scripts and configure runs. 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