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openvpn/configure.ac
Alon Bar-Lev 7cacdfd4b7 build: tap: search for tap header 
Windows and solaris has something in common, in both
the tap header is external. So make the Windows tap-windows.h
search common to all platform.

Display an error if we cannot find tap header.

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
Acked-by: David Sommerseth <davids@redhat.com>
Signed-off-by: David Sommerseth <davids@redhat.com>
2012-03-28 10:50:52 +02:00

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dnl OpenVPN -- An application to securely tunnel IP networks
dnl over a single UDP port, with support for SSL/TLS-based
dnl session authentication and key exchange,
dnl packet encryption, packet authentication, and
dnl packet compression.
dnl
dnl Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
dnl Copyright (C) 2006-2012 Alon Bar-Lev <alon.barlev@gmail.com>
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 the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program (see the file COPYING included with this
dnl distribution); if not, write to the Free Software Foundation, Inc.,
dnl 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
m4_include(version.m4)
AC_INIT([PRODUCT_NAME], [PRODUCT_VERSION], [PRODUCT_BUGREPORT], [PRODUCT_TARNAME])
m4_include(compat.m4)
AC_DEFINE([OPENVPN_VERSION_RESOURCE], [PRODUCT_VERSION_RESOURCE], [Version in windows resource format])
AC_CONFIG_AUX_DIR([.])
AM_CONFIG_HEADER([config.h])
AC_CONFIG_SRCDIR([src/openvpn/syshead.h])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE
AC_CANONICAL_HOST
AC_USE_SYSTEM_EXTENSIONS
AC_ARG_ENABLE(
[lzo],
[AS_HELP_STRING([--disable-lzo], [disable LZO compression support @<:@default=yes@:>@])],
,
[enable_lzo="yes"]
)
AC_ARG_ENABLE(
[lzo-stub],
[AS_HELP_STRING([--enable-lzo-stub], [don't compile LZO compression support but still allow limited interoperability with LZO-enabled peers @<:@default=no@:>@])],
,
[enable_lzo_stub="no"]
)
AC_ARG_ENABLE(
[crypto],
[AS_HELP_STRING([--disable-crypto], [disable crypto support @<:@default=yes@:>@])],
,
[enable_crypto="yes"]
)
AC_ARG_ENABLE(
[ssl],
[AS_HELP_STRING([--disable-ssl], [disable SSL support for TLS-based key exchange @<:@default=yes@:>@])],
,
[enable_ssl="yes"]
)
AC_ARG_ENABLE(
[x509-alt-username],
[AS_HELP_STRING([--enable-x509-alt-username], [enable the --x509-username-field feature @<:@default=no@:>@])],
,
[enable_x509_alt_username="no"]
)
AC_ARG_ENABLE(
[multi],
[AS_HELP_STRING([--disable-multi], [disable client/server support (--mode server + client mode) @<:@default=yes@:>@])],
,
[enable_multi="yes"]
)
AC_ARG_ENABLE(
[server],
[AS_HELP_STRING([--disable-server], [disable server support only (but retain client support) @<:@default=yes@:>@])],
,
[enable_server="yes"]
)
AC_ARG_ENABLE(
[plugins],
[AS_HELP_STRING([--disable-plugins], [disable plug-in support @<:@default=yes@:>@])],
,
[enable_plugins="yes"]
)
AC_ARG_ENABLE(
[eurephia],
[AS_HELP_STRING([--disable-eurephia], [disable support for the eurephia plug-in @<:@default=yes@:>@])],
,
[enable_eurephia="yes"]
)
AC_ARG_ENABLE(
[management],
[AS_HELP_STRING([--disable-management], [disable management server support @<:@default=yes@:>@])],
,
[enable_management="yes"]
)
AC_ARG_ENABLE(
[pkcs11],
[AS_HELP_STRING([--enable-pkcs11], [enable pkcs11 support @<:@default=no@:>@])],
,
[enable_pkcs11="no"]
)
AC_ARG_ENABLE(
[socks],
[AS_HELP_STRING([--disable-socks], [disable Socks support @<:@default=yes@:>@])],
,
[enable_socks="yes"]
)
AC_ARG_ENABLE(
[http-proxy],
[AS_HELP_STRING([--disable-http-proxy], [disable HTTP proxy support @<:@default=yes@:>@])],
,
[enable_http_proxy="yes"]
)
AC_ARG_ENABLE(
[fragment],
[AS_HELP_STRING([--disable-fragment], [disable internal fragmentation support (--fragment) @<:@default=yes@:>@])],
,
[enable_fragment="yes"]
)
AC_ARG_ENABLE(
[multihome],
[AS_HELP_STRING([--disable-multihome], [disable multi-homed UDP server support (--multihome) @<:@default=yes@:>@])],
,
[enable_multihome="yes"]
)
AC_ARG_ENABLE(
[port-share],
[AS_HELP_STRING([--disable-port-share], [disable TCP server port-share support (--port-share) @<:@default=yes@:>@])],
,
[enable_port_share="yes"]
)
AC_ARG_ENABLE(
[debug],
[AS_HELP_STRING([--disable-debug], [disable debugging support (disable gremlin and verb 7+ messages) @<:@default=yes@:>@])],
,
[enable_debug="yes"]
)
AC_ARG_ENABLE(
[small],
[AS_HELP_STRING([--enable-small], [enable smaller executable size (disable OCC, usage message, and verb 4 parm list) @<:@default=yes@:>@])],
,
[enable_small="no"]
)
AC_ARG_ENABLE(
[password-save],
[AS_HELP_STRING([--enable-password-save], [allow --askpass and --auth-user-pass passwords to be read from a file @<:@default=yes@:>@])],
[enable_password_save="no"]
)
AC_ARG_ENABLE(
[iproute2],
[AS_HELP_STRING([--enable-iproute2], [enable support for iproute2 @<:@default=no@:>@])],
,
[enable_iproute2="no"]
)
AC_ARG_ENABLE(
[def-auth],
[AS_HELP_STRING([--disable-def-auth], [disable deferred authentication @<:@default=yes@:>@])],
,
[enable_def_auth="yes"]
)
AC_ARG_ENABLE(
[pf],
[AS_HELP_STRING([--disable-pf], [disable internal packet filter @<:@default=yes@:>@])],
,
[enable_pf="yes"]
)
AC_ARG_ENABLE(
[strict],
[AS_HELP_STRING([--enable-strict], [enable strict compiler warnings (debugging option) @<:@default=no@:>@])],
,
[enable_strict="no"]
)
AC_ARG_ENABLE(
[pedantic],
[AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings, will not generate a working executable (debugging option) @<:@default=no@:>@])],
,
[enable_pedantic="no"]
)
AC_ARG_ENABLE(
[strict-options],
[AS_HELP_STRING([--enable-strict-options], [enable strict options check between peers (debugging option) @<:@default=no@:>@])],
,
[enable_strict_options="no"]
)
AC_ARG_ENABLE(
[selinux],
[AS_HELP_STRING([--enable-selinux], [enable SELinux support @<:@default=no@:>@])],
,
[enable_selinux="no"]
)
AC_ARG_ENABLE(
[systemd],
[AS_HELP_STRING([--enable-systemd], [enable systemd suppport @<:@default=no@:>@])],
,
[enable_systemd="no"]
)
AC_ARG_WITH(
[mem-check],
[AS_HELP_STRING([--with-mem-check=TYPE], [build with debug memory checking, TYPE=no|dmalloc|valgrind|ssl @<:@default=no@:>@])],
[
case "${withval}" in
dmalloc|valgrind|ssl|no) ;;
*) AC_MSG_ERROR([bad value ${withval} for --mem-check]) ;;
esac
],
[with_mem_check="no"]
)
AC_ARG_WITH(
[crypto-library],
[AS_HELP_STRING([--with-crypto-library=library], [build with the given crypto library, TYPE=openssl|polarssl @<:@default=openssl@:>@])],
[
case "${withval}" in
openssl|polarssl) ;;
*) AC_MSG_ERROR([bad value ${withval} for --with-crypto-library]) ;;
esac
],
[with_crypto_library="openssl"]
)
AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${host}", [A string representing our host])
case "$host" in
*-*-linux*)
AC_DEFINE([TARGET_LINUX], [1], [Are we running on Linux?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["L"], [Target prefix])
;;
*-*-solaris*)
AC_DEFINE([TARGET_SOLARIS], [1], [Are we running on Solaris?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["S"], [Target prefix])
;;
*-*-openbsd*)
AC_DEFINE([TARGET_OPENBSD], [1], [Are we running on OpenBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["O"], [Target prefix])
;;
*-*-freebsd*)
AC_DEFINE([TARGET_FREEBSD], [1], [Are we running on FreeBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["F"], [Target prefix])
;;
*-*-netbsd*)
AC_DEFINE([TARGET_NETBSD], [1], [Are we running NetBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["N"], [Target prefix])
;;
*-*-darwin*)
AC_DEFINE([TARGET_DARWIN], [1], [Are we running on Mac OS X?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["M"], [Target prefix])
dnl some Mac OS X tendering (we use vararg macros...)
CPPFLAGS="$CPPFLAGS -no-cpp-precomp"
;;
*-mingw*)
AC_DEFINE([TARGET_WIN32], [1], [Are we running WIN32?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["W"], [Target prefix])
CPPFLAGS="${CPPFLAGS} -DWIN32_LEAN_AND_MEAN"
CPPFLAGS="${CPPFLAGS} -DNTDDI_VERSION=NTDDI_WINXP -D_WIN32_WINNT=_WIN32_WINNT_WINXP"
WIN32=yes
;;
*-*-dragonfly*)
AC_DEFINE([TARGET_DRAGONFLY], [1], [Are we running on DragonFlyBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["D"], [Target prefix])
;;
*)
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["X"], [Target prefix])
;;
esac
PKG_PROG_PKG_CONFIG
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_ARG_VAR([IFCONFIG], [full path to ipconfig utility])
AC_ARG_VAR([ROUTE], [full path to route utility])
AC_ARG_VAR([IPROUTE], [full path to ip utility])
AC_ARG_VAR([NETSTAT], [path to netstat utility]) # tests
AC_ARG_VAR([MAN2HTML], [path to man2html utility])
AC_PATH_PROGS([IFCONFIG], [ifconfig],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_PATH_PROGS([ROUTE], [route],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_PATH_PROGS([IPROUTE], [ip],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_CHECK_PROGS([NETSTAT], [netstat], [netstat], [$PATH:/usr/local/sbin:/usr/sbin:/sbin:/etc]) # tests
AC_CHECK_PROGS([MAN2HTML], [man2html])
AC_DEFINE_UNQUOTED([IFCONFIG_PATH], ["$IFCONFIG"], [Path to ifconfig tool])
AC_DEFINE_UNQUOTED([IPROUTE_PATH], ["$IPROUTE"], [Path to iproute tool])
AC_DEFINE_UNQUOTED([ROUTE_PATH], ["$ROUTE"], [Path to route tool])
#
# Libtool
#
ifdef(
[LT_INIT],
[
LT_INIT([win32-dll])
LT_LANG([Windows Resource])
],
[
AC_LIBTOOL_WIN32_DLL
AC_LIBTOOL_RC
AC_PROG_LIBTOOL
]
)
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_TYPE_INT8_T
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_SIGNAL
AX_CPP_VARARG_MACRO_ISO
AX_CPP_VARARG_MACRO_GCC
AX_TYPE_SOCKLEN_T
AX_EMPTY_ARRAY
AC_CHECK_SIZEOF([unsigned int])
AC_CHECK_SIZEOF([unsigned long])
AC_CHECK_HEADERS([ \
stdio.h stdarg.h \
time.h errno.h fcntl.h io.h direct.h \
ctype.h sys/types.h sys/socket.h \
signal.h unistd.h dlfcn.h \
netinet/in.h netinet/in_systm.h \
netinet/tcp.h arpa/inet.h netdb.h \
windows.h winsock2.h ws2tcpip.h \
])
AC_CHECK_HEADERS([ \
sys/time.h sys/un.h sys/ioctl.h sys/stat.h \
sys/mman.h sys/file.h \
unistd.h signal.h libgen.h stropts.h \
syslog.h pwd.h grp.h \
sys/sockio.h sys/uio.h linux/sockios.h \
linux/types.h sys/poll.h sys/epoll.h err.h \
])
SOCKET_INCLUDES="
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_WINDOWS_H
#include <windows.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_SYSTM_H
#include <netinet/in_systm.h>
#endif
"
AC_CHECK_HEADERS(
[net/if.h netinet/ip.h netinet/if_ether.h resolv.h],
,
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPES(
[in_addr_t],
,
[AC_DEFINE([in_addr_t], [uint32_t], [Workaround missing in_addr_t])],
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct tun_pi],
[AC_DEFINE(HAVE_TUN_PI, 1, [struct tun_pi needed for IPv6 support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct iphdr],
[AC_DEFINE(HAVE_IPHDR, 1, [struct iphdr needed for IPv6 support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct sock_extended_err],
[AC_DEFINE(HAVE_SOCK_EXTENDED_ERR, 1, [struct sock_extended_err needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct msghdr],
[AC_DEFINE(HAVE_MSGHDR, 1, [struct msghdr needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct cmsghdr],
[AC_DEFINE(HAVE_CMSGHDR, 1, [struct cmsghdr needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct in_pktinfo],
[AC_DEFINE(HAVE_IN_PKTINFO, 1, [struct in_pktinfo needed for IP_PKTINFO support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct sockaddr_in6],
,
[AC_MSG_ERROR([struct sockaddr_in6 not found, needed for ipv6 transport support.])],
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_DECLS(
[SO_MARK],
,
,
[[${SOCKET_INCLUDES}]]
)
dnl We emulate signals in Windows
AC_CHECK_DECLS(
[SIGHUP],
,
[AC_DEFINE([SIGHUP], [1], [SIGHUP replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGINT],
,
[AC_DEFINE([SIGINT], [2], [SIGINT replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGUSR1],
,
[AC_DEFINE([SIGUSR1], [10], [SIGUSR1 replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGUSR2],
,
[AC_DEFINE([SIGUSR2], [12], [SIGUSR2 replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGTERM],
,
[AC_DEFINE([SIGTERM], [15], [SIGTERM replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_FUNC_FORK
AC_CHECK_FUNCS([ \
daemon chroot getpwnam setuid nice system getpid dup dup2 \
getpass strerror syslog openlog mlockall getgrnam setgid \
setgroups stat flock readv writev time gettimeofday \
ctime memset vsnprintf strdup \
setsid chdir putenv getpeername unlink \
chsize ftruncate execve getpeereid umask basename dirname access \
epoll_create \
])
AC_CHECK_LIB(
[dl],
[dlopen],
[DL_LIBS="-ldl"]
)
AC_SUBST([DL_LIBS])
AC_CHECK_LIB(
[nsl],
[inet_ntoa],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lnsl"]
)
AC_CHECK_LIB(
[socket],
[socket],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lsocket"]
)
AC_CHECK_LIB(
[resolv],
[gethostbyname],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lresolv"]
)
AC_SUBST([SOCKETS_LIBS])
old_LIBS="${LIBS}"
LIBS="${LIBS} ${SOCKETS_LIBS}"
AC_CHECK_FUNCS([sendmsg recvmsg inet_ntop inet_pton])
AC_CHECK_FUNCS(
[res_init],
,
,
[[#include <resolv.h>]]
)
# Windows use stdcall for winsock so we cannot auto detect these
m4_define(
[SOCKET_FUNCS],
[socket recv recvfrom send sendto listen dnl
accept connect bind select gethostbyname inet_ntoa]dnl
)
m4_define(
[SOCKET_OPT_FUNCS],
[setsockopt getsockopt getsockname poll]dnl
)
if test "${WIN32}" = "yes"; then
m4_foreach(
[F],
m4_split(SOCKET_FUNCS SOCKET_OPT_FUNCS),
m4_define([UF], [[m4_join([_], [HAVE], m4_toupper(F))]])
AC_DEFINE([UF], [1], [Win32 builtin])
)
else
AC_CHECK_FUNCS(
SOCKET_FUNCS,
,
[AC_MSG_ERROR([Required library function not found])]
)
AC_CHECK_FUNCS(SOCKET_OPT_FUNCS)
fi
LIBS="${old_LIBS}"
AC_ARG_VAR([TAP_CFLAGS], [C compiler flags for tap])
old_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${TAP_CFLAGS}"
AC_CHECK_HEADERS(
[ \
net/if_tun.h net/tun/if_tun.h \
linux/if_tun.h \
tap-windows.h \
],
[have_tap_header="yes"]
)
CFLAGS="${old_CFLAGS}"
test "${have_tap_header}" = "yes" || AC_MSG_ERROR([no tap header could be found])
AC_CHECK_LIB(
[selinux],
[setcon],
[SELINUX_LIBS="-lselinux"]
)
AC_SUBST([SELINUX_LIBS])
case "${with_mem_check}" in
valgrind)
AC_CHECK_HEADER(
[valgrind/memcheck.h],
[
CFLAGS="${CFLAGS} -g -fno-inline"
AC_DEFINE(
[USE_VALGRIND],
[1],
[Use valgrind memory debugging library]
)
],
[AC_MSG_ERROR([valgrind headers not found.])]
)
;;
dmalloc)
AC_CHECK_HEADER(
[dmalloc.h],
[AC_CHECK_LIB(
[dmalloc],
[malloc],
[
LIBS="${LIBS} -ldmalloc"
AC_DEFINE(
[DMALLOC],
[1],
[Use dmalloc memory debugging library]
)
],
[AC_MSG_ERROR([dmalloc library not found.])]
)],
[AC_MSG_ERROR([dmalloc headers not found.])]
)
;;
ssl)
AC_CHECK_LIB(
[ssl],
[CRYPTO_mem_ctrl],
[
AC_DEFINE(
[CRYPTO_MDEBUG],
[1],
[Use memory debugging function in OpenSSL]
)
AC_MSG_NOTICE([NOTE: OpenSSL library must be compiled with CRYPTO_MDEBUG])
],
[AC_MSG_ERROR([Memory Debugging function in OpenSSL library not found.])]
)
;;
esac
PKG_CHECK_MODULES(
[OPENSSL_CRYPTO],
[libcrypto >= 0.9.6],
[have_openssl_crypto="yes"],
[AC_CHECK_LIB(
[crypto],
[RSA_new],
[
have_openssl_crypto="yes"
OPENSSL_CRYPTO_LIBS="-lcrypto"
]
)]
)
PKG_CHECK_MODULES(
[OPENSSL_SSL],
[libssl >= 0.9.6],
[have_openssl_ssl="yes"],
[AC_CHECK_LIB(
[ssl],
[SSL_CTX_new],
[
have_openssl_ssl="yes"
OPENSSL_SSL_LIBS="-lssl"
]
)]
)
if test "${have_openssl_crypto}" = "yes"; then
saved_CFLAGS="${CFLAGS}"
saved_LIBS="${LIBS}"
CFLAGS="${CFLAGS} ${OPENSSL_CRYPTO_CFLAGS}"
LIBS="${LIBS} ${OPENSSL_CRYPTO_LIBS}"
AC_CHECK_FUNCS([EVP_CIPHER_CTX_set_key_length])
have_openssl_engine="yes"
AC_CHECK_FUNCS(
[ \
ENGINE_load_builtin_engines \
ENGINE_register_all_complete \
ENGINE_cleanup \
],
,
[have_openssl_engine="no"; break]
)
CFLAGS="${saved_CFLAGS}"
LIBS="${saved_LIBS}"
fi
AC_ARG_VAR([POLARSSL_CFLAGS], [C compiler flags for polarssl])
AC_ARG_VAR([POLARSSL_LIBS], [linker flags for polarssl])
have_polarssl_ssl="yes"
have_polarssl_crypto="yes"
if test -z "${POLARSSL_LIBS}"; then
AC_CHECK_LIB(
[polarssl],
[ssl_init],
[POLARSSL_LIBS="-lpolarssl"],
[
have_polarssl_ssl="no"
AC_CHECK_LIB(
[polarssl],
[aes_crypt_cbc],
,
[have_polarssl_crypto="no"]
)
]
)
fi
AC_ARG_VAR([LZO_CFLAGS], [C compiler flags for lzo])
AC_ARG_VAR([LZO_LIBS], [linker flags for lzo])
have_lzo="yes"
if test -z "${LZO_LIBS}"; then
AC_CHECK_LIB(
[lzo2],
[lzo1x_1_15_compress],
[LZO_LIBS="-llzo2"],
[AC_CHECK_LIB(
[lzo],
[lzo1x_1_15_compress],
[LZO_LIBS="-llzo"],
[have_lzo="no"]
)]
)
fi
if test "${have_lzo}" = "yes"; then
saved_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${LZO_CFLAGS}"
AC_CHECK_HEADERS(
[lzo/lzoutil.h],
,
[AC_CHECK_HEADERS(
[lzoutil.h],
,
[AC_MSG_ERROR([lzoutil.h is missing])]
)]
)
AC_CHECK_HEADERS(
[lzo/lzo1x.h],
,
[AC_CHECK_HEADERS(
[lzo1x.h],
,
[AC_MSG_ERROR([lzo1x.h is missing])]
)]
)
CFLAGS="${saved_CFLAGS}"
fi
PKG_CHECK_MODULES(
[PKCS11_HELPER],
[libpkcs11-helper-1 >= 1.02],
[have_pkcs11_helper="yes"],
[]
)
if test -n "${SP_PLATFORM_WINDOWS}"; then
AC_DEFINE_UNQUOTED([PATH_SEPARATOR], ['\\\\'], [Path separator]) #"
AC_DEFINE_UNQUOTED([PATH_SEPARATOR_STR], ["\\\\"], [Path separator]) #"
else
AC_DEFINE_UNQUOTED([PATH_SEPARATOR], ['/'], [Path separator])
AC_DEFINE_UNQUOTED([PATH_SEPARATOR_STR], ["/"], [Path separator])
fi
dnl enable --x509-username-field feature if requested
if test "${enable_x509_alt_username}" = "yes"; then
if test "${with_crypto_library}" = "polarssl" ; then
AC_MSG_ERROR([PolarSSL does not support the --x509-username-field feature])
fi
AC_DEFINE([ENABLE_X509ALTUSERNAME], [1], [Enable --x509-username-field feature])
fi
test "${ac_cv_header_sys_uio_h}" = "yes" && AC_DEFINE([HAVE_IOVEC], [1], [struct iovec needed for IPv6 support])
test "${enable_multi}" = "yes" && AC_DEFINE([ENABLE_CLIENT_SERVER], [1], [Enable client/server capability])
test "${enable_server}" = "no" && AC_DEFINE([ENABLE_CLIENT_ONLY], [1], [Enable client capability only])
test "${enable_management}" = "yes" && AC_DEFINE([ENABLE_MANAGEMENT], [1], [Enable management server capability])
test "${enable_socks}" = "yes" && AC_DEFINE([ENABLE_SOCKS], [1], [Enable Socks proxy support])
test "${enable_http_proxy}" = "yes" && AC_DEFINE([ENABLE_HTTP_PROXY], [1], [Enable HTTP proxy support])
test "${enable_multihome}" = "yes" && AC_DEFINE([ENABLE_MULTIHOME], [1], [Enable multi-homed UDP server capability])
test "${enable_debug}" = "yes" && AC_DEFINE([ENABLE_DEBUG], [1], [Enable debugging support])
test "${enable_small}" = "yes" && AC_DEFINE([ENABLE_SMALL], [1], [Enable smaller executable size])
test "${enable_fragment}" = "yes" && AC_DEFINE([ENABLE_FRAGMENT], [1], [Enable internal fragmentation support])
test "${enable_port_share}" = "yes" && AC_DEFINE([ENABLE_PORT_SHARE], [1], [Enable TCP Server port sharing])
test "${enable_def_auth}" = "yes" && AC_DEFINE([ENABLE_DEF_AUTH], [1], [Enable deferred authentication])
test "${enable_pf}" = "yes" && AC_DEFINE([ENABLE_PF], [1], [Enable internal packet filter])
test "${enable_strict_options}" = "yes" && AC_DEFINE([ENABLE_STRICT_OPTIONS_CHECK], [1], [Enable strict options check between peers])
test "${enable_password_save}" = "yes" && AC_DEFINE([ENABLE_PASSWORD_SAVE], [1], [Allow --askpass and --auth-user-pass passwords to be read from a file])
test "${enable_systemd}" = "yes" && AC_DEFINE([ENABLE_SYSTEMD], [1], [Enable systemd support])
case "${with_crypto_library}" in
openssl)
have_crypto_crypto="${have_openssl_crypto}"
have_crypto_ssl="${have_openssl_ssl}"
CRYPTO_CRYPTO_CFLAGS="${OPENSSL_CRYPTO_CFLAGS}"
CRYPTO_CRYPTO_LIBS="${OPENSSL_CRYPTO_LIBS}"
CRYPTO_SSL_CFLAGS="${OPENSSL_SSL_CFLAGS}"
CRYPTO_SSL_LIBS="${OPENSSL_SSL_LIBS}"
AC_DEFINE([ENABLE_CRYPTO_OPENSSL], [1], [Use OpenSSL library])
test "${have_openssl_engine}" = "yes" && AC_DEFINE([HAVE_OPENSSL_ENGINE], [1], [Use crypto library])
;;
polarssl)
have_crypto_crypto="${have_polarssl_crypto}"
have_crypto_ssl="${have_polarssl_ssl}"
CRYPTO_CRYPTO_CFLAGS="${POLARSSL_CRYPTO_CFLAGS}"
CRYPTO_CRYPTO_LIBS="${POLARSSL_LIBS}"
AC_DEFINE([ENABLE_CRYPTO_POLARSSL], [1], [Use PolarSSL library])
;;
esac
if test "${enable_ssl}" = "yes"; then
test "${enable_crypto}" != "yes" && AC_MSG_ERROR([crypto must be enabled for ssl])
test "${have_crypto_ssl}" != "yes" && AC_MSG_ERROR([${with_ssl_library} ssl is required but missing])
OPTIONAL_CRYPTO_CFLAGS="${OPTIONAL_CRYPTO_CFLAGS} ${CRYPTO_SSL_CFLAGS}"
OPTIONAL_CRYPTO_LIBS="${OPTIONAL_CRYPTO_LIBS} ${CRYPTO_SSL_LIBS}"
AC_DEFINE([ENABLE_SSL], [1], [Enable ssl library])
fi
if test "${enable_crypto}" = "yes"; then
test "${have_crypto_crypto}" != "yes" && AC_MSG_ERROR([${with_crypto_library} crytpo is required but missing])
OPTIONAL_CRYPTO_CFLAGS="${OPTIONAL_CRYPTO_CFLAGS} ${CRYPTO_CRYPTO_CFLAGS}"
OPTIONAL_CRYPTO_LIBS="${OPTIONAL_CRYPTO_LIBS} ${CRYPTO_CRYPTO_LIBS}"
AC_DEFINE([ENABLE_CRYPTO], [1], [Enable crypto library])
fi
if test "${enable_plugins}" = "yes"; then
OPTIONAL_DL_LIBS="${DL_LIBS}"
AC_DEFINE([ENABLE_PLUGIN], [1], [Enable systemd support])
test "${enable_eurephia}" = "yes" && AC_DEFINE([ENABLE_EUREPHIA], [1], [Enable support for the eurephia plug-in])
fi
if test "${enable_iproute2}" = "yes"; then
test -z "${IPROUTE}" && AC_MSG_ERROR([ip utility is required but missing])
AC_DEFINE([ENABLE_IPROUTE], [1], [enable iproute2 support])
else
if test "${WIN32}" != "yes"; then
test -z "${ROUTE}" && AC_MSG_ERROR([route utility is required but missing])
test -z "${IFCONFIG}" && AC_MSG_ERROR([ifconfig utility is required but missing])
fi
fi
if test "${enable_selinux}" = "yes"; then
test -z "${SELINUX_LIBS}" && AC_MSG_ERROR([libselinux required but missing])
OPTIONAL_SELINUX_LIBS="${SELINUX_LIBS}"
AC_DEFINE([ENABLE_SELINUX], [1], [SELinux support])
fi
if test "${enable_lzo}" = "yes"; then
test "${have_lzo}" != "yes" && AC_MSG_ERROR([lzo enabled but missing])
OPTIONAL_LZO_CFLAGS="${LZO_CFLAGS}"
OPTIONAL_LZO_LIBS="${LZO_LIBS}"
AC_DEFINE([ENABLE_LZO], [1], [Enable LZO compression library])
fi
if test "${enable_lzo_stub}" = "yes"; then
test "${enable_lzo}" = "yes" && AC_MSG_ERROR([Cannot have both lzo stub and lzo enabled])
AC_DEFINE([ENABLE_LZO_STUB], [1], [Enable LZO stub capability])
AC_DEFINE([ENABLE_LZO], [1], [Enable LZO compression library])
fi
if test "${enable_pkcs11}" = "yes"; then
test "${have_pkcs11_helper}" != "yes" && AC_MSG_ERROR([PKCS11 enabled but libpkcs11-helper is missing])
test "${enable_ssl}" != "yes" && AC_MSG_ERROR([PKCS11 can be enabled only if SSL is enabled])
OPTIONAL_PKCS11_HELPER_CFLAGS="${PKCS11_HELPER_CFLAGS}"
OPTIONAL_PKCS11_HELPER_LIBS="${PKCS11_HELPER_LIBS}"
AC_DEFINE([ENABLE_PKCS11], [1], [Enable PKCS11])
fi
if test "${enable_pedantic}" = "yes"; then
enable_strict="yes"
CFLAGS="${CFLAGS} -ansi -pedantic"
fi
if test "${enable_strict}" = "yes"; then
CFLAGS="${CFLAGS} -Wall -Wno-unused-parameter -Wno-unused-function"
fi
if test "${WIN32}" = "yes"; then
test -z "${MAN2HTML}" && AC_MSG_ERROR([man2html is required for win32])
fi
CONFIGURE_DEFINES="`set | grep '^enable_.*=' ; set | grep '^with_.*='`"
AC_DEFINE_UNQUOTED([CONFIGURE_DEFINES], ["`echo ${CONFIGURE_DEFINES}`"], [Configuration settings])
TAP_WIN_COMPONENT_ID="PRODUCT_TAP_WIN_COMPONENT_ID"
TAP_WIN_MIN_MAJOR="PRODUCT_TAP_WIN_MIN_MAJOR"
TAP_WIN_MIN_MINOR="PRODUCT_TAP_WIN_MIN_MINOR"
AC_DEFINE_UNQUOTED([TAP_WIN_COMPONENT_ID], ["${TAP_WIN_COMPONENT_ID}"], [The tap-windows id])
AC_DEFINE_UNQUOTED([TAP_WIN_MIN_MAJOR], [${TAP_WIN_MIN_MAJOR}], [The tap-windows version number is required for OpenVPN])
AC_DEFINE_UNQUOTED([TAP_WIN_MIN_MINOR], [${TAP_WIN_MIN_MINOR}], [The tap-windows version number is required for OpenVPN])
AC_SUBST([TAP_WIN_COMPONENT_ID])
AC_SUBST([TAP_WIN_MIN_MAJOR])
AC_SUBST([TAP_WIN_MIN_MINOR])
AC_SUBST([OPTIONAL_DL_LIBS])
AC_SUBST([OPTIONAL_SELINUX_LIBS])
AC_SUBST([OPTIONAL_CRYPTO_CFLAGS])
AC_SUBST([OPTIONAL_CRYPTO_LIBS])
AC_SUBST([OPTIONAL_LZO_CFLAGS])
AC_SUBST([OPTIONAL_LZO_LIBS])
AC_SUBST([OPTIONAL_PKCS11_HELPER_CFLAGS])
AC_SUBST([OPTIONAL_PKCS11_HELPER_LIBS])
AM_CONDITIONAL([WIN32], [test "${WIN32}" = "yes"])
sampledir="\$(docdir)/sample"
AC_SUBST([sampledir])
AC_CONFIG_FILES([
version.sh
Makefile
build/Makefile
build/msvc/Makefile
build/msvc/msvc-generate/Makefile
distro/Makefile
distro/rpm/Makefile
distro/rpm/openvpn.spec
include/Makefile
src/Makefile
src/compat/Makefile
src/openvpn/Makefile
src/openvpnserv/Makefile
tests/Makefile
sample/Makefile
doc/Makefile
])
AC_CONFIG_FILES([tests/t_client.sh], [chmod +x tests/t_client.sh])
AC_OUTPUT
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