-dnl $Id: configure.ac,v 1.1.2.1.2.37 2004/07/02 22:49:54 ensc Exp $
+dnl $Id: configure.ac 2539 2007-05-02 20:11:40Z dhozac $
-dnl Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
+dnl Copyright (C) 2003,2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl
AC_PREREQ(2.57)
-
-AC_INIT(util-vserver, 0.30, enrico.scholz@informatik.tu-chemnitz.de)
+AC_INIT(util-vserver, 0.30.213, vserver@list.linux-vserver.org)
AC_CONFIG_SRCDIR([src/capchroot.c])
AC_CONFIG_HEADER([config.h])
-AM_INIT_AUTOMAKE([gnu dist-bzip2 subdir-objects])
+AM_INIT_AUTOMAKE([1.8.3 gnits dist-bzip2 subdir-objects])
AM_MAINTAINER_MODE
+AC_CANONICAL_BUILD
+AC_CANONICAL_HOST
+
+AC_SUBST(GPG_KEY, "0xFFD316AC53ACA43A!")
# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
-AC_PROG_RANLIB
AM_PROG_CC_C_O
+AM_PATH_PYTHON(2.3)
+ENSC_CXXCOMPILER
+ENSC_C99COMPILER
+
+ENSC_SET_SEARCHPATH([$PATH:/sbin:/usr/sbin:/usr/local/sbin])
+ENSC_PATHPROG_STANDARD_TOOLS
+
+ENSC_PATHPROG(IP, ip,, [Usually, this tool is shipped in the 'iproute' or 'iproute2' package of your distribution])
+ENSC_PATHPROG(IPTABLES, iptables)
+ENSC_PATHPROG(MODPROBE, modprobe)
+ENSC_PATHPROG(NAMEIF, nameif)
+ENSC_PATHPROG(NOHUP, nohup)
+ENSC_PATHPROG(RMMOD, rmmod)
+ENSC_PATHPROG(VCONFIG, vconfig,, [See http://www.candelatech.com/~greear/vlan.html; usually this tool is shipped in the 'vconfig' or 'vlan' package of your distribution])
+ENSC_PATHPROG(WGET, wget)
+ENSC_PATHPROG(FILE, file, [file])
+ENSC_PATHPROG(GZIP, gzip, [gzip])
+ENSC_PATHPROG(BZIP2, bzip2, [bzip2])
+ENSC_PATHPROG(CPIO, cpio, [cpio])
+ENSC_PATHPROG(RESTORE, restore, [restore])
+ENSC_PATHPROG(RSYNC, rsync, [rsync])
+
+ENSC_PATHPROG(DOXYGEN, doxygen, [:])
+ENSC_PATHPROG(XSLTP, xsltp, [:])
+ENSC_PATHPROG(XSLTPROC, xsltproc, [:])
+
+
+AM_CONDITIONAL(HAVE_XSLTP, test "$XSLTP" != ':')
+AM_CONDITIONAL(HAVE_XSLTPROC, test "$XSLTPROC" != ':')
+
+if test x"$prefix" = x/; then
+ prefix=
+fi
-ENSC_CHECK_CC_FLAG([-std=c99 -Wall -pedantic -W -Wno-unused-parameter])
+ENSC_CHECK_CC_FLAG([-std=c99 -Wall -pedantic -W])
ENSC_CHECK_CXX_FLAG([-ansi -Wall -pedantic -W -fmessage-length=0])
-AC_ARG_VAR(CC, [The C compiler])
-ENSC_KERNEL_HEADERS(kernelincludedir)
-ENSC_UV_VROOTDIR(vserverdir)
-ENSC_CHANGELOG([SYSCALL_SWITCH])
+AC_MSG_CHECKING([whether to enable extra optimizations])
+AC_ARG_ENABLE([extra-optimizations],
+ [AC_HELP_STRING([--disable-extra-optimizations],
+ [disable certain extra optimizations (default: no)])],
+ [case "$enableval" in
+ (yes) use_extra_optimizations=1;;
+ (no) use_extra_optimizations=;;
+ (*) AC_MSG_ERROR(['$enableval' is not a valid value for '--disable-extra-optimizations']);;
+ esac],
+ [use_extra_optimizations=1])
-dnl Check whether to enable linuxconf
-AC_MSG_CHECKING([whether to enable linuxconf modules])
-AC_ARG_ENABLE([linuxconf],
- [AC_HELP_STRING([--enable-linuxconf],
- [enable 'newvserver' linuxconf module (default: no)])],
+if test x"$use_extra_optimizations" = x; then
+ AC_MSG_RESULT(no)
+else
+ AC_MSG_RESULT(yes)
+ ENSC_CHECK_CC_FLAG([-funit-at-a-time])
+ ENSC_CHECK_CXX_FLAG([-funit-at-a-time])
+fi
+
+AC_MSG_CHECKING([whether to enable debug-code in library])
+AC_ARG_ENABLE([lib-debug],
+ [AC_HELP_STRING([--enable-lib-debug],
+ [enable additional debug code in library (default: no)])],
[case "$enableval" in
- yes|no) ;;
- *) AC_MSG_ERROR(['$i' is not a supported value for '--enable-linuxconf']);;
+ (yes) use_lib_debug=1;;
+ (no) use_lib_debug=;;
+ (*) AC_MSG_ERROR(['$enableval' is not a valid value for '--enable-lib-debug']);;
+ esac],
+ [ use_lib_debug= ])
+
+if test x"$use_lib_debug" = x; then
+ AC_SUBST(LIB_DEBUG_CPPFLAGS, [-DNDEBUG])
+ AC_MSG_RESULT(no)
+else
+ AC_SUBST(LIB_DEBUG_CPPFLAGS, [])
+ AC_MSG_RESULT(yes)
+fi
+
+AC_MSG_CHECKING([whether to enable expensive tests])
+AC_ARG_ENABLE([expensive-tests],
+ [AC_HELP_STRING([--enable-expensive-tests],
+ [disable tests which might be expensive on some systems (default: no)])],
+ [case "$enableval" in
+ (yes|no) use_expensive_tests=$enableval;;
+ (*) AC_MSG_ERROR(['$enableval' is not a valid value for '--enable-expensive-tests']);;
esac],
- [enable_linuxconf=no])
+ [ use_expensive_tests=no ])
+AC_MSG_RESULT($use_expensive_tests)
+
+AC_SUBST(ENSC_USE_EXPENSIVE_TESTS, "$use_expensive_tests")
-AM_CONDITIONAL(ENSC_ENABLE_LINUXCONF, [test x"$enable_linuxconf" = xyes])
-AC_MSG_RESULT($enable_linuxconf)
+ENSC_CHECK_PERSONALITY_FLAGS
+
+AC_ARG_VAR(CC, [The C compiler])
-dnl Check whether to use external kernel headers
+ENSC_INITRDDIR(initrddir)
+ENSC_RELEASE(RELEASE_CPPFLAGS)
+
+# HACK: This needs to be before ENSC_DIETLIBC_NEED_COMPAT, or the alternative
+# syscalls will never be enabled for glibc.
+ENSC_SYSCALLNR(vserver,273,[lib/syscall-fallback.h])
+ENSC_SYSCALL
+
+dnl ###########################
+dnl
+dnl {some dietlibc related tests
+dnl
+
+case $host_cpu in
+ (i*86|athlon) min_diet_ver=0.25;;
+ (ia64|hppa*) min_diet_ver=0.29;;
+ (sparc*) min_diet_ver=0.30;;
+ (x86_64) min_diet_ver=0.27;;
+ (*) min_diet_ver=0.28;;
+esac
+
+ENSC_ENABLE_DIETLIBC(USE_DIETLIBC, [$min_diet_ver])
+
+if test x"$ensc_have_dietlibc" = xno; then
+ AC_MSG_WARN([*** ***])
+ AC_MSG_WARN([*** it is strongly recommended to link util-vserver against ***])
+ AC_MSG_WARN([*** dietlibc; glibc's NSS functions are very unreliable in ***])
+ AC_MSG_WARN([*** chroot() environments, so you have to expect problems ***])
+ AC_MSG_WARN([*** there. ***])
+ AC_MSG_WARN([*** ***])
+ AM_CONDITIONAL(USE_DIETLIBC_COMPAT, false)
+else
+ # HACK: libtool does not have cmdline options to build only
+ # dynamic libraries; this can be done with the
+ # '--disable-static' ./configure option only. As our static
+ # libraries will be build with dietlibc, we have to do set
+ # this option which is evaluated by 'AC_PROG_LIBTOOL'
+ # below. Therefore, this macro must not be called earlier.
+ enable_static=no
+
+ ENSC_DIETLIBC_NEED_COMPAT(USE_DIETLIBC_COMPAT)
+fi
+
+AM_CONDITIONAL(ENSC_USE_DIETLIBC, test x"$ensc_have_dietlibc" = xyes)
+AM_CONDITIONAL(ENSC_USE_GLIBC, true)
+
+# HACK: see comments at 'enable_static' above
+AC_PROG_LIBTOOL
+dnl
+dnl dietlibc stuff ends here}
+dnl
+dnl ##########################
+
+
+ENSC_UV_VROOTDIR(vserverdir)
+ENSC_CHANGELOG
+
+
+dnl ##########################
+dnl
+dnl {Check whether to use external kernel headers
+dnl
AC_MSG_CHECKING([whether to use internal kernel headers])
AC_ARG_ENABLE([internal-headers],
[AC_HELP_STRING([--disable-internal-headers],
[use vserver specific headers from the kernel instead of the shipped versions (default: no)])],
[case "$enableval" in
- yes|no) ;;
- *) AC_MSG_ERROR(['$i' is not a supported value for '--disable-internal-headers']);;
+ (yes|no) ;;
+ (*) AC_MSG_ERROR(['$i' is not a supported value for '--disable-internal-headers']);;
esac],
[enable_internal_headers=yes])
AM_CONDITIONAL(ENSC_ENABLE_INTERNAL_HEADERS, [test x"$enable_internal_headers" = xyes])
AC_MSG_RESULT([$enable_internal_headers])
+dnl
+dnl the check regarding external kernel headers ends here}
+dnl
+dnl ##########################
+dnl ##########################
+dnl
+dnl {Check for the APIs to be used
+dnl
+AH_TEMPLATE(VC_ENABLE_API_COMPAT, [Enable support for compatibility syscall API])
+AH_TEMPLATE(VC_ENABLE_API_LEGACY, [Enable support for old, /proc parsing API])
+AH_TEMPLATE(VC_ENABLE_API_V11, [Enable support for API of vserver 1.1.x])
+AH_TEMPLATE(VC_ENABLE_API_FSCOMPAT, [Enable support for filesystem compatibility API])
+AH_TEMPLATE(VC_ENABLE_API_V13OBS, [Enable support for some obsoleted API of vserver 1.3.x])
+AH_TEMPLATE(VC_ENABLE_API_V13, [Enable support for API of vserver 1.3.x])
+AH_TEMPLATE(VC_ENABLE_API_NET, [Enable support for network context API])
+AH_TEMPLATE(VC_ENABLE_API_V21, [Enable support for API of vserver 2.1.x])
+AH_TEMPLATE(VC_ENABLE_API_OLDPROC, [Enable API for a backward compatible /proc parsing])
+AH_TEMPLATE(VC_ENABLE_API_OLDUTS, [Enable API for a backward compatible uts handling])
-dnl Check for the APIs to be used
AC_MSG_CHECKING([for supported APIs])
AC_ARG_ENABLE([apis],
[AC_HELP_STRING([--enable-apis=APIS],
- [enable support for the given apis; possible values are: legacy,compat,v11,ALL (default: ALL)])],
+ [enable support for the given apis; possible values are: legacy,compat,v11,fscompat,v13obs,v13,net, ALL,NOLEGACY (default: v13,net,v21)])],
[],
- [enable_apis=ALL])
+ [enable_apis=v13,net,v21])
-test x"$enable_apis" != xALL || enable_apis='legacy,compat,v11'
+test x"$enable_apis" != xALL || enable_apis='legacy,compat,v11,fscompat,v13obs,v13,net,v21'
+test x"$enable_apis" != xNOLEGACY || enable_apis='compat,v11,fscompat,v13,net,v21'
+enable_api_oldproc=
+enable_api_olduts=
old_IFS=$IFS
IFS=,;
+
for i in $enable_apis; do
case "$i" in
- compat) AC_DEFINE(VC_ENABLE_API_COMPAT, 1, [Enable support for compatibily syscall API]);;
- legacy) AC_DEFINE(VC_ENABLE_API_LEGACY, 1, [Enable support for old, /proc parsing API]);;
- v11) AC_DEFINE(VC_ENABLE_API_V11, 1, [Enable support for API of vserver 1.1.x]);;
- *) AC_MSG_ERROR(['$i' is not a supported API]);;
+ (compat) AC_DEFINE(VC_ENABLE_API_COMPAT, 1)
+ enable_api_oldproc=${enable_api_oldproc:-1}
+ enable_api_olduts=${enable_api_olduts:-1}
+ ;;
+ (legacy) AC_DEFINE(VC_ENABLE_API_LEGACY, 1)
+ enable_api_oldproc=${enable_api_oldproc:-1}
+ enable_api_olduts=${enable_api_olduts:-1}
+ ;;
+ (v11) AC_DEFINE(VC_ENABLE_API_V11, 1)
+ enable_api_oldproc=${enable_api_oldproc:-1}
+ enable_api_olduts=${enable_api_olduts:-1}
+ ;;
+ (fscompat) AC_DEFINE(VC_ENABLE_API_FSCOMPAT, 1);;
+ (v13obs) AC_DEFINE(VC_ENABLE_API_V13OBS, 1)
+ AC_DEFINE(VC_ENABLE_API_V13, 1);;
+ (v13) AC_DEFINE(VC_ENABLE_API_V13, 1);;
+ (net) AC_DEFINE(VC_ENABLE_API_NET, 1);;
+ (v21) AC_DEFINE(VC_ENABLE_API_V21, 1);;
+ (oldproc) enable_api_oldproc=2;;
+ (olduts) enable_api_olduts=2;;
+ (*) AC_MSG_ERROR(['$i' is not a supported API]);;
esac
done
IFS=$old_IFS
+if test x"$enable_api_oldproc" != x; then
+ AC_DEFINE(VC_ENABLE_API_OLDPROC, 1)
+ test x"$enable_api_oldproc" != x2 && enable_apis="$enable_apis,oldproc"
+fi
+if test x"$enable_api_olduts" != x; then
+ AC_DEFINE(VC_ENABLE_API_OLDUTS, 1)
+ test x"$enable_api_olduts" != x2 && enable_apis="$enable_apis,olduts"
+fi
AC_MSG_RESULT([$enable_apis])
+dnl
+dnl the check for used APIs ends here}
+dnl
+dnl ##########################
+
-ENSC_SYSCALLNR(vserver,273)
-ENSC_SYSCALL
ENSC_CHECK_EXT2FS_HEADER
AC_CHECK_FUNCS([vserver])
AC_CHECK_DECLS(MS_MOVE,,,[#include <linux/fs.h>])
AC_CHECK_TYPES(xid_t,,,[#include <sys/types.h>])
+AC_CHECK_TYPES(nid_t,,,[#include <sys/types.h>])
+
+AC_CHECK_HEADERS([sys/capability.h])
+
+dnl vlogin might need -lutil
+if test x"$ensc_have_dietlibc" = xno; then
+ AC_CHECK_FUNC([openpty],, [AC_CHECK_LIB([util], [openpty],, [AC_MSG_ERROR([
+****
+**** openpty could not be found
+****])])])
+fi
+
+
+dnl ########################
+dnl
+dnl {check for beecrypt
+dnl
+if test x"$ensc_cv_c99_c99compiler" = xyes; then
+ ensc_have_beecrypt=yes
+
+ if test x"$ensc_have_beecrypt" = xyes; then
+ AC_CHECK_HEADER([beecrypt/beecrypt.h], [ : ],
+ [ ensc_have_beecrypt=no ])
+ fi
+
+ if test x"$ensc_have_beecrypt" = xyes; then
+ AC_CHECK_LIB(beecrypt, hashFunctionContextInit, [ : ],
+ [ ensc_have_beecrypt=no ])
+ fi
+
+ if test x"$ensc_have_beecrypt" != xyes; then
+ AC_MSG_WARN([
+****
+**** 'beecrypt' could not be found;
+**** this will disable the build of 'vhashify'
+****])
+ fi
+else
+ ensc_have_beecrypt=no
+fi
+
+AM_CONDITIONAL(ENSC_HAVE_BEECRYPT, test x"$ensc_have_beecrypt" = xyes)
+AM_CONDITIONAL(ENSC_CAN_BEECRYPT_WITH_DIETLIBC, false)
+dnl
+dnl beecrypt stuff ends here}
+dnl
+dnl ########################
+
+dnl ########################
+dnl
+dnl {check for libnl
+dnl
+
+ensc_have_libnl=yes
+LIBNL_ROOT=`readlink -f ../libnl*/`
+if test -d "$LIBNL_ROOT"; then
+ CFLAGS="$CFLAGS -I ${LIBNL_ROOT}/include"
+ LDFLAGS="$LDFLAGS -L${LIBNL_ROOT}/lib"
+fi
+
+if test x"$ensc_have_libnl" = xyes; then
+ AC_CHECK_HEADERS([asm/types.h stdint.h], [ : ],
+ [ ensc_have_libnl=no ])
+ for b in 8 16 32 64; do
+ for s in s u; do
+ ensc_libnl_stdint_type=
+ if test x"$s" = xu; then
+ ensc_libnl_stdint_type=u
+ fi
+ ensc_libnl_stdint_type="${ensc_libnl_stdint_type}int${b}_t"
+ AC_CHECK_TYPES([__${s}${b}], [ : ],
+ [AC_DEFINE_UNQUOTED([__${s}${b}],
+ [$ensc_libnl_stdint_type],
+ [__${s}${b} type])],
+ [AC_INCLUDES_DEFAULT()
+#ifdef HAVE_ASM_TYPES_H
+# include <asm/types.h>
+#endif]
+ )
+ done
+ done
+fi
+
+if test x"$ensc_have_libnl" = xyes; then
+ AC_CHECK_HEADERS([netlink/netlink.h netlink/route/addr.h], [ : ],
+ [ ensc_have_libnl=no ], [AC_INCLUDES_DEFAULT()
+#ifdef HAVE_ASM_TYPES_H
+# include <asm/types.h>
+#endif]
+ )
+fi
+
+if test x"$ensc_have_libnl" = xyes; then
+ AC_CHECK_LIB(nl, nlmsg_get_src, [ : ],
+ [ ensc_have_libnl=no ])
+fi
+
+if test x"$ensc_have_libnl" != xyes; then
+ AC_MSG_WARN([
+****
+**** 'libnl' could not be found;
+**** this will disable the build of 'vip6-autod'
+****])
+fi
+
+AM_CONDITIONAL(ENSC_HAVE_LIBNL, test x"$ensc_have_libnl" = xyes)
-AC_CONFIG_FILES([util-vserver.spec Makefile])
+dnl
+dnl libnl stuff ends here}
+dnl
+dnl #######################
+
+dnl
+dnl Get python includes
+dnl
+
+AC_MSG_CHECKING([for python includes])
+PYTHON_INCLUDES=`python-config --includes 2>/dev/null`
+if test x"$PYTHON_INCLUDES" = x; then
+ python_inc_plat=`$PYTHON -c "from distutils.sysconfig import get_python_inc; print get_python_inc(1)"`
+ python_inc=`$PYTHON -c "from distutils.sysconfig import get_python_inc; print get_python_inc()"`
+ if test x"$python_inc_plat" != x; then
+ PYTHON_INCLUDES="$PYTHON_INCLUDES -I$python_inc_plat"
+ fi
+ if test x"$python_inc" != x; then
+ PYTHON_INCLUDES="$PYTHON_INCLUDES -I$python_inc"
+ fi
+fi
+AC_MSG_RESULT([$PYTHON_INCLUDES])
+AC_SUBST(PYTHON_INCLUDES)
+
+
+dnl Check what distro this is, use Gentoo initscripts if appropriate
+AC_MSG_CHECKING([for host initscripts])
+AC_ARG_WITH(initscripts, AC_HELP_STRING([--with-initscripts=TYPE], [force host initscripts; valid values are 'gentoo' and 'sysv' (default: guess)]), [
+ case "$withval" in
+ gentoo) ensc_with_init=gentoo;;
+ sysv) ensc_with_init=sysv;;
+ *) AC_MSG_ERROR([invalid initscripts value, only gentoo and sysv are supported]);;
+ esac
+ ], [
+ if test -e /etc/gentoo-release; then
+ ensc_with_init=gentoo
+ else
+ ensc_with_init=sysv
+ fi
+ ])
+AC_MSG_RESULT([$ensc_with_init])
+AM_CONDITIONAL(HAVE_GENTOO_INIT, test x"$ensc_with_init" = xgentoo)
+AM_CONDITIONAL(HAVE_SYSV_INIT, test x"$ensc_with_init" = xsysv)
+
+
+dnl BIG HACK! Do some autodetection here!
+AC_DEFINE(UTMP_GID, [22], [The utmp gid-number])
+
+if false; then
+ AC_DEFINE(HAVE_GROWING_STACK, [1], [Define to 1 if the stack is on growing addresses])
+fi
+
+AC_DEFINE(_FILE_OFFSET_BITS, [64], [Use 64bit interface for filesystem operations])
+
+dnl ########################
+dnl
+dnl {The final info-page
+dnl
+ensc_cxx_affected=" (affected: vbuild, vcheck)"
+ensc_c99_affected=" (affected: vunify, vcopy, vhashify, vdlimit)"
+ensc_diet_msg=" (you have been warned)"
+ensc_diet_version_msg=" ($ensc_version_dietlibc)"
+ensc_diet_compat_msg=" (using -lcompat)"
+test x"$ensc_cv_cxx_cxxcompiler" = xno || ensc_cxx_affected=
+test x"$ensc_cv_c99_c99compiler" = xno || ensc_c99_affected=
+test x"$ensc_have_dietlibc" = xno || ensc_diet_msg=
+test x"$ensc_version_dietlibc" != x || ensc_diet_version_msg=
+test x"$ensc_have_dietlibc$ensc_cv_c_dietlibc_compat" = xyesyes || ensc_diet_compat_msg=
+
+AH_BOTTOM([#include "compat.h"
+])
+AC_CONFIG_COMMANDS_PRE([
+ FEATURES_TXT="\
+Features:
+ CC: $CC, $($CC --version | sed -e '1p;d')
+ CXX: $CXX, $($CXX --version | sed -e '1p;d')
+ CPPFLAGS: '$CPPFLAGS'
+ CFLAGS: '$CFLAGS'
+ CXXFLAGS: '$CXXFLAGS'
+ build/host: $build/$host
+ Use dietlibc: $ensc_have_dietlibc$ensc_diet_version_msg$ensc_diet_msg$ensc_diet_compat_msg
+ Build C++ programs: $ensc_cv_cxx_cxxcompiler$ensc_cxx_affected
+ Build C99 programs: $ensc_cv_c99_c99compiler$ensc_c99_affected
+ Available APIs: $enable_apis
+ ext2fs Source: $ensc_cv_test_ext2fs_header
+ syscall(2) invocation: $with_syscall
+ vserver(2) syscall#: $ensc_cv_value_syscall_vserver
+
+Paths:
+ prefix: $prefix
+ sysconf-Directory: $sysconfdir
+ cfg-Directory: $sysconfdir/vservers
+ initrd-Directory: $initrddir
+ pkgstate-Directory: $localstatedir/run/vservers
+ vserver-Rootdir: $vserverdir
+"
+ echo "$FEATURES_TXT" >FEATURES.txt
+ ])
+dnl
+dnl final info-page ends here}
+dnl
+dnl ########################
+
+AC_CONFIG_FILES([util-vserver.spec Makefile distrib/Makefile lib/apidoc/Doxyfile python/Makefile])
AC_OUTPUT
+
+AC_MSG_NOTICE([
+
+$PACKAGE_STRING
+
+$FEATURES_TXT])