📄 configure
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fiCC="$ac_cv_prog_CC"if test -n "$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:870: 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""... $ac_c" 1>&6echo "configure:902: checking whether the C compiler ($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.$ac_ext << EOF#line 913 "configure"#include "confdefs.h"main(){return(0);}EOFif { (eval echo configure:918: \"$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""... $ac_c" 1>&6echo "configure:944: checking whether the C compiler ($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""... $ac_c" 1>&6echo "configure:949: checking whether we are using GNU C" >&5if eval "test \"`echo '$''{'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:958: \"$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:977: 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:1013: 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""... $ac_c" 1>&6echo "configure:1045: checking whether the C++ compiler ($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.$ac_ext << EOF#line 1056 "configure"#include "confdefs.h"int main(){return(0);}EOFif { (eval echo configure:1061: \"$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""... $ac_c" 1>&6echo "configure:1087: checking whether the C++ compiler ($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++""... $ac_c" 1>&6echo "configure:1092: checking whether we are using GNU C++" >&5if eval "test \"`echo '$''{'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:1101: \"$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:1120: 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 how to run the C preprocessor""... $ac_c" 1>&6echo "configure:1152: checking how to run the C preprocessor" >&5# On Suns, sometimes $CPP names a directory.if test -n "$CPP" && test -d "$CPP"; then CPP=fiif test -z "$CPP"; thenif eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else # This must be in double quotes, not single quotes, because CPP may get # substituted into the Makefile and "${CC-cc}" will confuse make. CPP="${CC-cc} -E" # On the NeXT, cc -E runs the code through the compiler's parser, # not just through cpp. cat > conftest.$ac_ext <<EOF#line 1167 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1173: \"$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.$ac_ext >&5 rm -rf conftest* CPP="${CC-cc} -E -traditional-cpp" cat > conftest.$ac_ext <<EOF#line 1184 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1190: \"$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.$ac_ext >&5 rm -rf conftest* CPP="${CC-cc} -nologo -E" cat > conftest.$ac_ext <<EOF#line 1201 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1207: \"$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.$ac_ext >&5 rm -rf conftest* CPP=/lib/cppfirm -f conftest*firm -f conftest*firm -f conftest* ac_cv_prog_CPP="$CPP"fi CPP="$ac_cv_prog_CPP"else ac_cv_prog_CPP="$CPP"fiecho "$ac_t""$CPP" 1>&6missing_dir=`cd $ac_aux_dir && pwd`for ac_prog in flex lexdo# Extract the first word of "$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:1237: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$LEX"; then ac_cv_prog_LEX="$LEX" # Let the user override the test.else IFS="${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_LEX="$ac_prog" break fi done IFS="$ac_save_ifs"fifiLEX="$ac_cv_prog_LEX"if test -n "$LEX"; then echo "$ac_t""$LEX" 1>&6else echo "$ac_t""no" 1>&6fitest -n "$LEX" && breakdonetest -n "$LEX" || LEX=""$missing_dir/missing flex""# Extract the first word of "flex", so it can be a program name with args.set dummy flex; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:1270: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$LEX"; then ac_cv_prog_LEX="$LEX" # Let the user override the test.else IFS="${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_LEX="flex"
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