1 dnl Process this file with autoconf to produce a configure script.
5 AC_CONFIG_SRCDIR([src/tincd.c])
6 AM_INIT_AUTOMAKE(tinc, 1.0.17)
7 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.
29 AC_DEFINE(HAVE_LINUX, 1, [Linux])
30 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ]
33 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
34 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
37 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
38 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
41 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
42 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ]
45 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
46 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
49 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
50 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
53 AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
54 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
57 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
58 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
59 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
62 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
63 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ]
66 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
67 [ rm -f src/device.c; cp -f src/mingw/device.c src/device.c ]
68 LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
71 AC_MSG_ERROR("Unknown operating system.")
76 AS_HELP_STRING([--enable-uml], [enable support for User Mode Linux]),
77 [ AC_DEFINE(ENABLE_UML, 1, [Support for UML])
83 AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
84 [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
85 AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
91 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
92 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
97 AC_ARG_WITH(windows2000,
98 AS_HELP_STRING([--with-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
99 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])]
102 AM_CONDITIONAL(UML, test "$uml" = true)
103 AM_CONDITIONAL(VDE, test "$vde" = true)
104 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
108 if test -d /sw/include ; then
109 CPPFLAGS="$CPPFLAGS -I/sw/include"
111 if test -d /sw/lib ; then
112 LIBS="$LIBS -L/sw/lib"
115 dnl Checks for libraries.
117 dnl Checks for header files.
118 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
121 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 time.h sys/uio.h sys/wait.h netdb.h arpa/inet.h dirent.h])
122 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 netpacket/packet.h],
123 [], [], [#include "have.h"]
125 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
126 [], [], [#include "have.h"]
128 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
129 [], [], [#include "have.h"]
132 dnl Checks for typedefs, structures, and compiler characteristics.
140 tinc_ATTRIBUTE(__malloc__)
142 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], , ,
146 dnl Checks for library functions.
150 AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork get_current_dir_name gettimeofday mlockall pselect putenv random select strdup strerror strsignal strtol system unsetenv usleep vsyslog writev],
151 [], [], [#include "have.h"]
156 dnl Support for SunOS
158 AC_CHECK_FUNC(socket, [], [
159 AC_CHECK_LIB(socket, connect)
161 AC_CHECK_FUNC(gethostbyname, [], [
162 AC_CHECK_LIB(nsl, gethostbyname)
165 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
166 [], [], [#include "have.h"]
171 dnl These are defined in files in m4/
177 dnl Check if support for jumbograms is requested
178 AC_ARG_ENABLE(jumbograms,
179 AS_HELP_STRING([--enable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
180 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
185 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile lib/Makefile m4/Makefile])