1 dnl Process this file with autoconf to produce a configure script.
5 AC_CONFIG_SRCDIR([src/tincd.c])
7 AM_INIT_AUTOMAKE(tinc, 1.1-cvs)
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.
30 AC_DEFINE(HAVE_LINUX, 1, [Linux])
31 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ]
34 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
35 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
38 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
39 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
42 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
43 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ]
46 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
47 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
50 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
51 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
54 AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
55 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
58 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
59 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
60 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
63 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
64 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ]
67 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
68 [ rm -f src/device.c; cp -f src/mingw/device.c src/device.c ]
69 LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
72 AC_MSG_ERROR("Unknown operating system.")
77 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
78 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
83 AC_ARG_WITH(windows2000,
84 AS_HELP_STRING([--with-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
85 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])]
88 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
92 if test -d /sw/include ; then
93 CPPFLAGS="$CPPFLAGS -I/sw/include"
95 if test -d /sw/lib ; then
96 LIBS="$LIBS -L/sw/lib"
99 dnl Checks for header files.
100 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
103 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])
104 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],
105 [], [], [#include "have.h"]
107 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
108 [], [], [#include "have.h"]
110 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
111 [], [], [#include "have.h"]
114 dnl Checks for typedefs, structures, and compiler characteristics.
122 tinc_ATTRIBUTE(__malloc__)
124 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], , ,
128 dnl Checks for library functions.
132 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],
133 [], [], [#include "have.h"]
138 dnl Support for SunOS
140 AC_CHECK_FUNC(socket, [], [
141 AC_CHECK_LIB(socket, connect)
143 AC_CHECK_FUNC(gethostbyname, [], [
144 AC_CHECK_LIB(nsl, gethostbyname)
147 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
148 [], [], [#include "have.h"]
153 dnl These are defined in files in m4/
155 AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
161 if test "$with_libgcrypt" = yes; then
162 AM_PATH_LIBGCRYPT([1.4.0], [], [])
163 ln -sf gcrypt/cipher.c gcrypt/cipher.h gcrypt/crypto.c gcrypt/crypto.h gcrypt/digest.c gcrypt/digest.h gcrypt/rsa.c gcrypt/rsa.h gcrypt/rsagen.c gcrypt/rsagen.h src/
166 ln -sf openssl/cipher.c openssl/cipher.h openssl/crypto.c openssl/crypto.h openssl/digest.c openssl/digest.h openssl/rsa.c openssl/rsa.h openssl/rsagen.c openssl/rsagen.h src/
170 dnl Check if support for jumbograms is requested
171 AC_ARG_ENABLE(jumbograms,
172 AS_HELP_STRING([--enable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
173 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
178 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile])