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Get Linux version from <linux/version.h>, not uname -r.

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This commit is contained in:
Martin Mares 2000-05-20 11:00:14 +00:00
parent 2eca3b3a9c
commit 416e3ee4b0
2 changed files with 73 additions and 51 deletions
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17
aclocal.m4 vendored
View File

@ -128,3 +128,20 @@ if test "$bird_cv_struct_ip_mreqn" = yes ; then
AC_DEFINE(HAVE_STRUCT_IP_MREQN)
fi
])
AC_DEFUN(BIRD_CHECK_LINUX_VERSION,
[AC_CACHE_CHECK([Linux kernel version], bird_cv_sys_linux_version, [
AC_REQUIRE_CPP()dnl
cat > conftest.$ac_ext <<EOF
[#]line __oline__ "configure"
#include "confdefs.h"
#include <linux/version.h>
VERSION: UTS_RELEASE
EOF
bird_cv_sys_linux_version=`eval "$ac_cpp conftest.$ac_ext" 2>&AC_FD_CC | sed '/^VERSION/!d;s/^VERSION: "//;s/".*//'`
rm -rf conftest*
if test -z "$bird_cv_sys_linux_version" ; then
AC_MSG_RESULT([unknown])
AC_MSG_ERROR([Cannot determine kernel version])
fi
])])

107
configure.in
View File

@ -50,57 +50,6 @@ else
fi
AC_CANONICAL_HOST
AC_MSG_CHECKING([which OS configuration should we use])
if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then
if test -f $with_sysconfig ; then
sysdesc=$with_sysconfig
else
sysdesc=$srcdir/sysdep/cf/$with_sysconfig
if ! test -f $sysdesc ; then
sysdesc=$sysdesc.h
fi
fi
elif test -f sysconfig.h ; then
sysdesc=sysconfig
else
case "$ip:$host_os" in
ipv4:linux*) case `uname -r` in
1.*|2.0.*) sysdesc=linux-20 ;;
*) sysdesc=linux-22 ;;
esac
;;
ipv6:linux*) sysdesc=linux-v6
;;
*) AC_MSG_RESULT(unknown)
AC_MSG_ERROR([Cannot determine correct system configuration.])
;;
esac
sysdesc=$srcdir/sysdep/cf/$sysdesc.h
fi
AC_MSG_RESULT($sysdesc)
if ! test -f $sysdesc ; then
AC_MSG_ERROR([The system configuration file is missing.])
fi
sysname=`echo $sysdesc | sed 's/\.h$//'`
AC_DEFINE_UNQUOTED(SYSCONF_INCLUDE, "$sysdesc")
AC_MSG_CHECKING([system-dependent directories])
sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '` lib"
AC_MSG_RESULT($sysdep_dirs)
AC_SUBST(sysdep_dirs)
AC_MSG_CHECKING([protocols])
protocols=`echo "$with_protocols" | sed 's/,/ /g'`
if test "$protocols" = no ; then protocols= ; fi
for a in $protocols ; do
if ! test -f $srcdir/proto/$a/Makefile ; then
AC_MSG_RESULT(failed)
AC_MSG_ERROR([Requested protocol $a not found.])
fi
AC_DEFINE_UNQUOTED(CONFIG_`echo $a | tr 'a-z' 'A-Z'`)
done
AC_MSG_RESULT(ok)
AC_SUBST(protocols)
AC_PROG_CC
if test -z "$GCC" ; then
@ -130,6 +79,62 @@ if test -z "$FLEX" -o -z "$BISON" -o -z "$M4" ; then
AC_MSG_ERROR([Some tools required for building BIRD are missing.])
fi
if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then
if test -f $with_sysconfig ; then
sysdesc=$with_sysconfig
else
sysdesc=$srcdir/sysdep/cf/$with_sysconfig
if ! test -f $sysdesc ; then
sysdesc=$sysdesc.h
fi
fi
elif test -f sysconfig.h ; then
sysdesc=sysconfig
else
case "$ip:$host_os" in
ipv4:linux*) BIRD_CHECK_LINUX_VERSION
case $bird_cv_sys_linux_version in
1.*|2.0.*) sysdesc=linux-20 ;;
*) sysdesc=linux-22 ;;
esac
;;
ipv6:linux*) BIRD_CHECK_LINUX_VERSION
case $bird_cv_sys_linux_version in
1.*|2.0.*) AC_MSG_ERROR([This version of Linux doesn't support IPv6.]) ;;
*) sysdesc=linux-v6 ;;
esac
;;
*) AC_MSG_ERROR([Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.])
;;
esac
sysdesc=$srcdir/sysdep/cf/$sysdesc.h
fi
AC_MSG_CHECKING([which OS configuration should we use])
AC_MSG_RESULT($sysdesc)
if ! test -f $sysdesc ; then
AC_MSG_ERROR([The system configuration file is missing.])
fi
sysname=`echo $sysdesc | sed 's/\.h$//'`
AC_DEFINE_UNQUOTED(SYSCONF_INCLUDE, "$sysdesc")
AC_MSG_CHECKING([system-dependent directories])
sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '` lib"
AC_MSG_RESULT($sysdep_dirs)
AC_SUBST(sysdep_dirs)
AC_MSG_CHECKING([protocols])
protocols=`echo "$with_protocols" | sed 's/,/ /g'`
if test "$protocols" = no ; then protocols= ; fi
for a in $protocols ; do
if ! test -f $srcdir/proto/$a/Makefile ; then
AC_MSG_RESULT(failed)
AC_MSG_ERROR([Requested protocol $a not found.])
fi
AC_DEFINE_UNQUOTED(CONFIG_`echo $a | tr 'a-z' 'A-Z'`)
done
AC_MSG_RESULT(ok)
AC_SUBST(protocols)
case $sysdesc in
*/linux-22*|*/linux-v6*)
AC_CHECK_HEADER(linux/rtnetlink.h,,[AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])])