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.")
75 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
76 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
81 AC_ARG_WITH(windows2000,
82 AS_HELP_STRING([--with-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
83 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])]
86 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
90 if test -d /sw/include ; then
91 CPPFLAGS="$CPPFLAGS -I/sw/include"
93 if test -d /sw/lib ; then
94 LIBS="$LIBS -L/sw/lib"
97 dnl Checks for header files.
98 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
101 AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param.h sys/socket.h sys/time.h sys/uio.h sys/un.h sys/wait.h netdb.h arpa/inet.h])
102 AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h time.h],
103 [], [], [#include "have.h"]
105 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
106 [], [], [#include "have.h"]
108 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
109 [], [], [#include "have.h"]
112 dnl Checks for typedefs, structures, and compiler characteristics.
120 tinc_ATTRIBUTE(__malloc__)
122 AC_CHECK_TYPES([socklen_t, struct ether_header, struct arphdr, struct ether_arp, struct in_addr, struct addrinfo, struct ip, struct icmp, struct in6_addr, struct sockaddr_in6, struct ip6_hdr, struct icmp6_hdr, struct nd_neighbor_solicit, struct nd_opt_hdr], , ,
126 dnl Checks for library functions.
130 AC_CHECK_FUNCS([asprintf daemon fchmod flock ftime fork get_current_dir_name gettimeofday mlockall putenv random select strdup strerror strsignal strtol system time unsetenv vsyslog writev],
131 [], [], [#include "have.h"]
136 dnl Support for SunOS
138 AC_CHECK_FUNC(socket, [], [
139 AC_CHECK_LIB(socket, connect)
141 AC_CHECK_FUNC(gethostbyname, [], [
142 AC_CHECK_LIB(nsl, gethostbyname)
145 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
146 [], [], [#include "have.h"]
151 dnl These are defined in files in m4/
153 AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
159 if test "$with_libgcrypt" = yes; then
160 AM_PATH_LIBGCRYPT([1.4.0], [], [])
161 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/
164 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/
168 dnl Check if support for jumbograms is requested
169 AC_ARG_ENABLE(jumbograms,
170 AS_HELP_STRING([--enable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
171 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
176 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile lib/Makefile m4/Makefile])