?? configure
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if (aclocal-${am__api_version} --version) < /dev/null > /dev/null 2>&1; then ACLOCAL=aclocal-${am__api_version} echo "$ac_t""found" 1>&6else ACLOCAL="$missing_dir/missing aclocal-${am__api_version}" echo "$ac_t""missing" 1>&6fiecho $ac_n "checking for working autoconf""... $ac_c" 1>&6echo "configure:845: checking for working autoconf" >&5# Run test in a subshell; some versions of sh will print an error if# an executable is not found, even if stderr is redirected.# Redirect stdin to placate older versions of autoconf. Sigh.if (autoconf --version) < /dev/null > /dev/null 2>&1; then AUTOCONF=autoconf echo "$ac_t""found" 1>&6else AUTOCONF="$missing_dir/missing autoconf" echo "$ac_t""missing" 1>&6fiecho $ac_n "checking for working automake-${am__api_version}""... $ac_c" 1>&6echo "configure:858: checking for working automake-${am__api_version}" >&5# Run test in a subshell; some versions of sh will print an error if# an executable is not found, even if stderr is redirected.# Redirect stdin to placate older versions of autoconf. Sigh.if (automake-${am__api_version} --version) < /dev/null > /dev/null 2>&1; then AUTOMAKE=automake-${am__api_version} echo "$ac_t""found" 1>&6else AUTOMAKE="$missing_dir/missing automake-${am__api_version}" echo "$ac_t""missing" 1>&6fiecho $ac_n "checking for working autoheader""... $ac_c" 1>&6echo "configure:871: checking for working autoheader" >&5# Run test in a subshell; some versions of sh will print an error if# an executable is not found, even if stderr is redirected.# Redirect stdin to placate older versions of autoconf. Sigh.if (autoheader --version) < /dev/null > /dev/null 2>&1; then AUTOHEADER=autoheader echo "$ac_t""found" 1>&6else AUTOHEADER="$missing_dir/missing autoheader" echo "$ac_t""missing" 1>&6fiecho $ac_n "checking for working makeinfo""... $ac_c" 1>&6echo "configure:884: checking for working makeinfo" >&5# Run test in a subshell; some versions of sh will print an error if# an executable is not found, even if stderr is redirected.# Redirect stdin to placate older versions of autoconf. Sigh.if (makeinfo --version) < /dev/null > /dev/null 2>&1; then MAKEINFO=makeinfo echo "$ac_t""found" 1>&6else MAKEINFO="$missing_dir/missing makeinfo" echo "$ac_t""missing" 1>&6fi# Extract the first word of "gcc", so it can be a program name with args.set dummy gcc; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:901: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test.else IFS="${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_CC="gcc" break fi done IFS="$ac_save_ifs"fifiCC="$ac_cv_prog_CC"if test -n "$CC"; then echo "$ac_t""$CC" 1>&6else echo "$ac_t""no" 1>&6fiif test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args.set dummy cc; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:931: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test.else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" ac_prog_rejected=no ac_dummy="$PATH" for ac_dir in $ac_dummy; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/$ac_word; then if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then ac_prog_rejected=yes continue fi ac_cv_prog_CC="cc" break fi done IFS="$ac_save_ifs"if test $ac_prog_rejected = yes; then # We found a bogon in the path, so make sure we never use it. set dummy $ac_cv_prog_CC shift if test $# -gt 0; then # We chose a different compiler from the bogus one. # However, it has the same basename, so the bogon will be chosen # first if we set CC to just the basename; use the full file name. shift set dummy "$ac_dir/$ac_word" "$@" shift ac_cv_prog_CC="$@" fifififiCC="$ac_cv_prog_CC"if test -n "$CC"; then echo "$ac_t""$CC" 1>&6else echo "$ac_t""no" 1>&6fi if test -z "$CC"; then case "`uname -s`" in *win32* | *WIN32*) # Extract the first word of "cl", so it can be a program name with args.set dummy cl; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:982: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$CC"; then ac_cv_prog_CC="$CC" # Let the user override the test.else IFS="${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_CC="cl" break fi done IFS="$ac_save_ifs"fifiCC="$ac_cv_prog_CC"if test -n "$CC"; then echo "$ac_t""$CC" 1>&6else echo "$ac_t""no" 1>&6fi ;; esac fi test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }fiecho $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6echo "configure:1014: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5ac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crosscat > conftest.$ac_ext << EOF#line 1025 "configure"#include "confdefs.h"main(){return(0);}EOFif { (eval echo configure:1030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then ac_cv_prog_cc_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then ac_cv_prog_cc_cross=no else ac_cv_prog_cc_cross=yes fielse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 ac_cv_prog_cc_works=nofirm -fr conftest*ac_ext=c# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_cc_works" 1>&6if test $ac_cv_prog_cc_works = no; then { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }fiecho $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6echo "configure:1056: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6cross_compiling=$ac_cv_prog_cc_crossecho $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6echo "configure:1061: checking whether we are using GNU C" >&5if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.c <<EOF#ifdef __GNUC__ yes;#endifEOFif { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1070: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then ac_cv_prog_gcc=yeselse ac_cv_prog_gcc=nofifiecho "$ac_t""$ac_cv_prog_gcc" 1>&6if test $ac_cv_prog_gcc = yes; then GCC=yeselse GCC=fiac_test_CFLAGS="${CFLAGS+set}"ac_save_CFLAGS="$CFLAGS"CFLAGS=echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6echo "configure:1089: checking whether ${CC-cc} accepts -g" >&5if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else echo 'void f(){}' > conftest.cif test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then ac_cv_prog_cc_g=yeselse ac_cv_prog_cc_g=nofirm -f conftest*fiecho "$ac_t""$ac_cv_prog_cc_g" 1>&6if test "$ac_test_CFLAGS" = set; then CFLAGS="$ac_save_CFLAGS"elif test $ac_cv_prog_cc_g = yes; then if test "$GCC" = yes; then CFLAGS="-g -O2" else CFLAGS="-g" fielse if test "$GCC" = yes; then CFLAGS="-O2" else CFLAGS= fififor ac_prog in $CCC c++ g++ gcc CC cxx cc++ cldo# Extract the first word of "$ac_prog", so it can be a program name with args.set dummy $ac_prog; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:1125: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$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="$ac_prog" break fi done IFS="$ac_save_ifs"fifiCXX="$ac_cv_prog_CXX"if test -n "$CXX"; then echo "$ac_t""$CXX" 1>&6else echo "$ac_t""no" 1>&6fitest -n "$CXX" && breakdonetest -n "$CXX" || CXX="gcc"echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6echo "configure:1157: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5ac_ext=C# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.ac_cpp='$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_crosscat > conftest.$ac_ext << EOF#line 1168 "configure"#include "confdefs.h"int main(){return(0);}EOFif { (eval echo configure:1173: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then ac_cv_prog_cxx_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then 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""... $ac_c" 1>&6echo "configure:1199: checking whether the C++ compiler ($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++""... $ac_c" 1>&6echo "configure:1204: checking whether we are using GNU C++" >&5if eval "test \"`echo '$''{'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:1213: \"$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:1232: 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
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