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])
19 dnl Checks for programs.
32 AC_DEFINE(HAVE_LINUX, 1, [Linux])
33 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ]
36 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
37 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
40 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
41 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
44 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
45 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ]
48 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
49 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
52 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
53 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
56 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
57 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
58 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
61 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
62 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ]
65 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
66 [ rm -f src/device.c; cp -f src/mingw/device.c src/device.c ]
70 AC_MSG_ERROR("Unknown operating system.")
79 CFLAGS="-pthread $CFLAGS"
84 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
85 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
90 AC_ARG_WITH(windows2000,
91 AS_HELP_STRING([--with-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
92 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])]
95 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
99 if test -d /sw/include ; then
100 CPPFLAGS="$CPPFLAGS -I/sw/include"
102 if test -d /sw/lib ; then
103 LIBS="$LIBS -L/sw/lib"
106 dnl Checks for header files.
107 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
110 AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/socket.h sys/time.h sys/uio.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h])
111 AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h time.h],
112 [], [], [#include "have.h"]
114 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
115 [], [], [#include "have.h"]
117 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
118 [], [], [#include "have.h"]
121 dnl Checks for typedefs, structures, and compiler characteristics.
129 tinc_ATTRIBUTE(__malloc__)
131 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], , ,
135 dnl Checks for library functions.
139 AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork get_current_dir_name gettimeofday mlockall putenv random select strdup strerror strsignal strtol system time unsetenv usleep vsyslog writev],
140 [], [], [#include "have.h"]
145 dnl Support for SunOS
147 AC_CHECK_FUNC(socket, [], [
148 AC_CHECK_LIB(socket, connect)
150 AC_CHECK_FUNC(gethostbyname, [], [
151 AC_CHECK_LIB(nsl, gethostbyname)
154 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
155 [], [], [#include "have.h"]
160 dnl These are defined in files in m4/
162 AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
167 if test "$with_libgcrypt" = yes; then
168 AM_PATH_LIBGCRYPT([1.4.0], [], [])
169 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/
172 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/
176 dnl Check if support for jumbograms is requested
177 AC_ARG_ENABLE(jumbograms,
178 AS_HELP_STRING([--enable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
179 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
184 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile])