3 dnl Copyright (C) 2003,2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
5 dnl This program is free software; you can redistribute it and/or modify
6 dnl it under the terms of the GNU General Public License as published by
7 dnl the Free Software Foundation; either version 2, or (at your option)
10 dnl This program is distributed in the hope that it will be useful,
11 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
12 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 dnl GNU General Public License for more details.
15 dnl You should have received a copy of the GNU General Public License
16 dnl along with this program; if not, write to the Free Software
17 dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 dnl As a special exception to the GNU General Public License, if you
21 dnl distribute this file as part of a program that contains a configuration
22 dnl script generated by Autoconf, you may include it under the same
23 dnl distribution terms that you use for the rest of that program.
27 AC_INIT(util-vserver, 0.30.196, enrico.scholz@informatik.tu-chemnitz.de)
28 AC_CONFIG_SRCDIR([src/capchroot.c])
29 AC_CONFIG_HEADER([config.h])
31 AM_INIT_AUTOMAKE([1.9 gnits dist-bzip2 subdir-objects])
34 AC_SUBST(GPG_KEY, "0x7AE5D4B5922F7AF9!")
36 # Checks for programs.
47 ENSC_SET_SEARCHPATH([$PATH:/sbin:/usr/sbin:/usr/local/sbin])
48 ENSC_PATHPROG_STANDARD_TOOLS
51 ENSC_PATHPROG(IPTABLES, iptables)
52 ENSC_PATHPROG(MODPROBE, modprobe)
53 ENSC_PATHPROG(NAMEIF, nameif)
54 ENSC_PATHPROG(RMMOD, rmmod)
55 ENSC_PATHPROG(VCONFIG, vconfig)
56 ENSC_PATHPROG(WGET, wget)
58 ENSC_PATHPROG(DOXYGEN, doxygen, [:])
59 ENSC_PATHPROG(XSLTP, xsltp, [:])
60 ENSC_PATHPROG(XSLTPROC, xsltproc, [:])
63 AM_CONDITIONAL(HAVE_XSLTP, test "$XSLTP" != ':')
66 ENSC_CHECK_CC_FLAG([-std=c99 -Wall -pedantic -W])
67 ENSC_CHECK_CXX_FLAG([-ansi -Wall -pedantic -W -fmessage-length=0])
72 AC_MSG_CHECKING([whether to enable debug-code in library])
73 AC_ARG_ENABLE([lib-debug],
74 [AC_HELP_STRING([--enable-lib-debug],
75 [enable additional debug code in library (default: no)])],
77 yes) use_lib_debug=1;;
79 *) AC_MSG_ERROR(['$enableval' is not a valid value for '--enable-lib-debug']);;
83 if test x"$use_lib_debug" = x; then
84 AC_SUBST(LIB_DEBUG_CPPFLAGS, [-DNDEBUG])
87 AC_SUBST(LIB_DEBUG_CPPFLAGS, [])
91 AC_ARG_VAR(CC, [The C compiler])
93 ENSC_INITRDDIR(initrddir)
94 ENSC_RELEASE(RELEASE_CPPFLAGS)
95 ENSC_ENABLE_DIETLIBC(USE_DIETLIBC, [0.24])
97 if test x"$ensc_have_dietlibc" = xno; then
98 AC_MSG_WARN([*** ***])
99 AC_MSG_WARN([*** it is strongly recommended to link util-vserver against ***])
100 AC_MSG_WARN([*** dietlibc; glibc's NSS functions are very unreliable in ***])
101 AC_MSG_WARN([*** chroot() environments, so you have to expect problems ***])
102 AC_MSG_WARN([*** there. ***])
103 AC_MSG_WARN([*** ***])
104 AM_CONDITIONAL(USE_DIETLIBC_COMPAT, false)
106 ENSC_DIETLIBC_NEED_COMPAT(USE_DIETLIBC_COMPAT)
110 ENSC_KERNEL_HEADERS(kernelincludedir)
111 ENSC_UV_VROOTDIR(vserverdir)
112 ENSC_CHANGELOG([trunk])
114 dnl Check whether to use external kernel headers
115 AC_MSG_CHECKING([whether to use internal kernel headers])
116 AC_ARG_ENABLE([internal-headers],
117 [AC_HELP_STRING([--disable-internal-headers],
118 [use vserver specific headers from the kernel instead of the shipped versions (default: no)])],
119 [case "$enableval" in
121 *) AC_MSG_ERROR(['$i' is not a supported value for '--disable-internal-headers']);;
123 [enable_internal_headers=yes])
125 AM_CONDITIONAL(ENSC_ENABLE_INTERNAL_HEADERS, [test x"$enable_internal_headers" = xyes])
126 AC_MSG_RESULT([$enable_internal_headers])
129 dnl Check for the APIs to be used
130 AC_MSG_CHECKING([for supported APIs])
131 AC_ARG_ENABLE([apis],
132 [AC_HELP_STRING([--enable-apis=APIS],
133 [enable support for the given apis; possible values are: legacy,compat,v11,v13,fscompat,net,ALL (default: all except 'legacy')])],
135 [enable_apis=compat,v11,v13,fscompat,net])
137 test x"$enable_apis" != xALL || enable_apis='legacy,compat,v11,v13,fscompat,net'
142 for i in $enable_apis; do
144 compat) AC_DEFINE(VC_ENABLE_API_COMPAT, 1, [Enable support for compatibility syscall API])
148 legacy) AC_DEFINE(VC_ENABLE_API_LEGACY, 1, [Enable support for old, /proc parsing API])
149 enable_api_old_proc=1
152 v11) AC_DEFINE(VC_ENABLE_API_V11, 1, [Enable support for API of vserver 1.1.x])
156 v13) AC_DEFINE(VC_ENABLE_API_V13, 1, [Enable support for API of vserver 1.3.x]);;
157 net) AC_DEFINE(VC_ENABLE_API_NET, 1, [Enable support for network context API]);;
158 fscompat) AC_DEFINE(VC_ENABLE_API_FSCOMPAT, 1, [Enable support for filesystem compatibility API]);;
159 *) AC_MSG_ERROR(['$i' is not a supported API]);;
163 if test x"$enable_api_oldproc" != x; then
164 AC_DEFINE(VC_ENABLE_API_OLDPROC, 1, [Enable API for a backward compatible /proc parsing])
165 enable_apis="$enable_apis,oldproc"
167 if test x"$enable_api_olduts" != x; then
168 AC_DEFINE(VC_ENABLE_API_OLDUTS, 1, [Enable API for a backward compatible uts handling])
169 enable_apis="$enable_apis,olduts"
171 AC_MSG_RESULT([$enable_apis])
173 ENSC_SYSCALLNR(vserver,273)
175 ENSC_CHECK_EXT2FS_HEADER
176 AC_CHECK_FUNCS([vserver])
177 AC_CHECK_DECLS(MS_MOVE,,,[#include <linux/fs.h>])
178 AC_CHECK_TYPES(xid_t,,,[#include <sys/types.h>])
179 AC_CHECK_TYPES(nid_t,,,[#include <sys/types.h>])
181 dnl BIG HACK! Do some autodetection here!
182 AC_DEFINE(UTMP_GID, [22], [The utmp gid-number])
185 AC_DEFINE(HAVE_GROWING_STACK, [1], [Define to 1 if the stack is on growing addresses])
189 ensc_cxx_affected=" (affected: vbuild, vcheck)"
190 ensc_c99_affected=" (affected: vunify, vcopy)"
191 ensc_diet_msg=" (you have been warned)"
192 ensc_diet_version_msg=" ($ensc_version_dietlibc)"
193 ensc_diet_compat_msg=" (using -lcompat)"
194 test x"$ensc_cv_cxx_cxxcompiler" = xno || ensc_cxx_affected=
195 test x"$ensc_cv_c99_c99compiler" = xno || ensc_c99_affected=
196 test x"$ensc_have_dietlibc" = xno || ensc_diet_msg=
197 test x"$ensc_version_dietlibc" != x || ensc_diet_version_msg=
198 test x"$ensc_have_dietlibc$ensc_cv_c_dietlibc_compat" = xyesyes || ensc_diet_compat_msg=
200 AH_BOTTOM([#include "compat.h"])
201 AC_CONFIG_COMMANDS_PRE([
204 CC: $CC, $($CC --version | sed -e '1p;d')
205 CXX: $CXX, $($CXX --version | sed -e '1p;d')
206 CPPFLAGS: '$CPPFLAGS'
208 CXXFLAGS: '$CXXFLAGS'
209 build/host: $build/$host
210 Use dietlibc: $ensc_have_dietlibc$ensc_diet_version_msg$ensc_diet_msg$ensc_diet_compat_msg
211 Build C++ programs: $ensc_cv_cxx_cxxcompiler$ensc_cxx_affected
212 Build C99 programs: $ensc_cv_c99_c99compiler$ensc_c99_affected
213 Available APIs: $enable_apis
214 ext2fs Source: $ensc_cv_test_ext2fs_header
215 syscall(2) invocation: $with_syscall
216 vserver(2) syscall#: $ensc_cv_value_syscall_vserver
220 sysconf-Directory: $sysconfdir
221 cfg-Directory: $sysconfdir/vservers
222 initrd-Directory: $initrddir
223 pkgstate-Directory: $localstatedir/run/vservers
224 Kernelheaders: $kernelincludedir
225 vserver-Rootdir: $vserverdir
227 echo "$FEATURES_TXT" >FEATURES.txt
229 AC_CONFIG_FILES([util-vserver.spec Makefile distrib/Makefile lib/apidoc/Doxyfile])