1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT([tinc], [1.1pre7])
5 AC_CONFIG_SRCDIR([src/tincd.c])
7 AM_INIT_AUTOMAKE([check-news dist-bzip2 std-options subdir-objects])
8 AC_CONFIG_HEADERS([config.h])
11 # Enable GNU extensions.
12 # Define this here, not in acconfig's @TOP@ section, since definitions
13 # in the latter don't make it into the configure-time tests.
15 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
17 dnl Checks for programs.
31 AC_DEFINE(HAVE_LINUX, 1, [Linux])
35 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
39 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
43 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
47 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
51 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
55 AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
59 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
60 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
64 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
68 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
69 LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
72 AC_MSG_ERROR("Unknown operating system.")
77 AS_HELP_STRING([--enable-uml], [enable support for User Mode Linux]),
78 [ AS_IF([test "x$enable_uml" = "xyes"],
79 [ AC_DEFINE(ENABLE_UML, 1, [Support for UML])
88 AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
89 [ AS_IF([test "x$enable_vde" = "xyes"],
90 [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
91 AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
100 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
101 [ AS_IF([test "x$enable_tunemu" = "xyes"],
102 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
110 AC_ARG_WITH(windows2000,
111 AS_HELP_STRING([--without-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
112 [ AS_IF([test "x$with_windows2000" = "xyes"],
113 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])])
117 AM_CONDITIONAL(LINUX, test "$linux" = true)
118 AM_CONDITIONAL(BSD, test "$bsd" = true)
119 AM_CONDITIONAL(SOLARIS, test "$solaris" = true)
120 AM_CONDITIONAL(MINGW, test "$mingw" = true)
121 AM_CONDITIONAL(CYGWIN, test "$cygwin" = true)
122 AM_CONDITIONAL(UML, test "$uml" = true)
123 AM_CONDITIONAL(VDE, test "$vde" = true)
124 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
128 if test -d /sw/include ; then
129 CPPFLAGS="$CPPFLAGS -I/sw/include"
131 if test -d /sw/lib ; then
132 LIBS="$LIBS -L/sw/lib"
135 dnl Checks for header files.
136 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
139 AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/uio.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h])
140 AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/tun/if_tun.h net/if_tap.h net/tap/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h time.h netpacket/packet.h],
141 [], [], [#include "src/have.h"]
143 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
144 [], [], [#include "src/have.h"]
146 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
147 [], [], [#include "src/have.h"]
150 dnl Checks for typedefs, structures, and compiler characteristics.
158 tinc_ATTRIBUTE(__malloc__)
160 AC_CHECK_TYPES([socklen_t, struct ether_header, struct arphdr, struct ether_arp, struct in_addr, struct addrinfo, struct ip, struct icmp, struct in6_addr, struct sockaddr_in6, struct ip6_hdr, struct icmp6_hdr, struct nd_neighbor_solicit, struct nd_opt_hdr], , ,
161 [#include "src/have.h"]
164 dnl Checks for library functions.
166 AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork get_current_dir_name gettimeofday mlockall putenv random select strdup strerror strsignal strtol system time usleep unsetenv vsyslog writev],
167 [], [], [#include "src/have.h"]
170 dnl Support for SunOS
172 AC_CHECK_FUNC(socket, [], [
173 AC_CHECK_LIB(socket, connect)
175 AC_CHECK_FUNC(gethostbyname, [], [
176 AC_CHECK_LIB(nsl, gethostbyname)
179 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
180 [], [], [#include "src/have.h"]
185 dnl These are defined in files in m4/
187 dnl AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
194 if test "$with_libgcrypt" = yes; then
196 AM_PATH_LIBGCRYPT([1.4.0], [], [])
202 AM_CONDITIONAL(OPENSSL, test "$openssl" = true)
203 AM_CONDITIONAL(GCRYPT, test "$grypt" = true)
205 dnl Check if support for jumbograms is requested
206 AC_ARG_ENABLE(jumbograms,
207 AS_HELP_STRING([--disable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
208 [ AS_IF([test "x$enable_jumbograms" = "xyes"],
209 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ])
215 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile gui/Makefile])