1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT([tinc], [1.1pre9])
5 AC_CONFIG_SRCDIR([src/tincd.c])
7 AM_INIT_AUTOMAKE([check-news std-options subdir-objects -Wall])
8 AC_CONFIG_HEADERS([config.h])
10 # Enable GNU extensions.
11 # Define this here, not in acconfig's @TOP@ section, since definitions
12 # in the latter don't make it into the configure-time tests.
14 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
16 dnl Checks for programs.
32 AC_DEFINE(HAVE_LINUX, 1, [Linux])
36 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
40 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
44 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
48 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
52 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
56 AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
60 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
61 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
65 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
69 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
70 LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
73 AC_MSG_ERROR("Unknown operating system.")
78 AS_HELP_STRING([--enable-uml], [enable support for User Mode Linux]),
79 [ AS_IF([test "x$enable_uml" = "xyes"],
80 [ AC_DEFINE(ENABLE_UML, 1, [Support for UML])
89 AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
90 [ AS_IF([test "x$enable_vde" = "xyes"],
91 [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
92 AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
100 AC_ARG_ENABLE(tunemu,
101 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
102 [ AS_IF([test "x$enable_tunemu" = "xyes"],
103 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
111 AC_ARG_WITH(windows2000,
112 AS_HELP_STRING([--without-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
113 [ AS_IF([test "x$with_windows2000" = "xyes"],
114 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])])
118 AM_CONDITIONAL(LINUX, test "$linux" = true)
119 AM_CONDITIONAL(BSD, test "$bsd" = true)
120 AM_CONDITIONAL(SOLARIS, test "$solaris" = true)
121 AM_CONDITIONAL(MINGW, test "$mingw" = true)
122 AM_CONDITIONAL(CYGWIN, test "$cygwin" = true)
123 AM_CONDITIONAL(UML, test "$uml" = true)
124 AM_CONDITIONAL(VDE, test "$vde" = true)
125 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
129 if test -d /sw/include ; then
130 CPPFLAGS="$CPPFLAGS -I/sw/include"
132 if test -d /sw/lib ; then
133 LIBS="$LIBS -L/sw/lib"
136 dnl Checks for header files.
137 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
140 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])
141 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],
142 [], [], [#include "src/have.h"]
144 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
145 [], [], [#include "src/have.h"]
147 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
148 [], [], [#include "src/have.h"]
151 dnl Checks for typedefs, structures, and compiler characteristics.
159 tinc_ATTRIBUTE(__malloc__)
160 tinc_ATTRIBUTE(__warn_unused_result__)
162 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], , ,
163 [#include "src/have.h"]
166 dnl Checks for library functions.
168 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],
169 [], [], [#include "src/have.h"]
172 dnl Support for SunOS
174 AC_CHECK_FUNC(socket, [], [
175 AC_CHECK_LIB(socket, connect)
177 AC_CHECK_FUNC(gethostbyname, [], [
178 AC_CHECK_LIB(nsl, gethostbyname)
181 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
182 [], [], [#include "src/have.h"]
187 dnl These are defined in files in m4/
189 dnl AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
196 if test "$with_libgcrypt" = yes; then
198 AM_PATH_LIBGCRYPT([1.4.0], [], [])
204 AM_CONDITIONAL(OPENSSL, test -n "$openssl")
205 AM_CONDITIONAL(GCRYPT, test "$gcrypt" = true)
207 dnl Check if support for jumbograms is requested
208 AC_ARG_ENABLE(jumbograms,
209 AS_HELP_STRING([--disable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
210 [ AS_IF([test "x$enable_jumbograms" = "xyes"],
211 [ 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 test/Makefile])