NICOLAS BOULIANE wrote: >> This report is really strange, your flex implementation is generating >> useless code. What version are you using? Here I'm using flex 2.5.33. >> > > [nib@bwm ~]$ flex --version > flex version 2.5.4 > [nib@bwm ~]$ > > [nib@bwm ~]$ yum info flex > Loading "installonlyn" plugin > Setting up repositories > Reading repository metadata in from local files > Installed Packages > Name : flex > Arch : i386 > Version: 2.5.4a > Release: 41.fc6 > Size : 239 k > Repo : installed > ... > > Centos is running on this machine. Centos seems to be using a caveman flex version! From 1997, 11 years ago! I have committed the following patch to warn people about using old flex version. -- "Los honestos son inadaptados sociales" -- Les Luthiers
diff --git a/configure.in b/configure.in index f3b8785..0a6b8fe 100644 --- a/configure.in +++ b/configure.in @@ -49,6 +49,21 @@ then exit 1 fi +AC_MSG_CHECKING(flex version) +flex_version=`$LEX --version | sed 's/version//g' | awk '/flex/ {print $2}'` +flex_major=`echo $flex_version| cut -d . -f 1` +flex_minor=`echo $flex_version| cut -d . -f 2` +flex_rev=`echo $flex_version| cut -d . -f 3` + +if test "$flex_major" -eq "2" && test "$flex_minor" -eq "5" && test "$flex_rev" -ge "33"; then + AC_MSG_RESULT([$flex_version. OK]) +else + AC_MSG_WARN([flex version $flex_version found. + Version 2.5.33 or greater is required. You may experience problems + while compilating the conntrack-tools. Please, consider to upgrade + flex.]) +fi + AC_CHECK_HEADERS([linux/capability.h],, [AC_MSG_ERROR([Cannot find linux/capabibility.h])]) # Checks for libraries.