1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT([tinc], [1.1pre7])
5 AC_CONFIG_SRCDIR([src/tincd.c])
7 AM_INIT_AUTOMAKE([check-news dist-xz no-dist-gzip std-options subdir-objects -Wall])
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.
33 AC_DEFINE(HAVE_LINUX, 1, [Linux])
37 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
41 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
45 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
49 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
53 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
57 AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
61 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
62 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
66 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
70 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
71 LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
74 AC_MSG_ERROR("Unknown operating system.")
79 AS_HELP_STRING([--enable-uml], [enable support for User Mode Linux]),
80 [ AS_IF([test "x$enable_uml" = "xyes"],
81 [ AC_DEFINE(ENABLE_UML, 1, [Support for UML])
90 AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
91 [ AS_IF([test "x$enable_vde" = "xyes"],
92 [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
93 AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
101 AC_ARG_ENABLE(tunemu,
102 AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
103 [ AS_IF([test "x$enable_tunemu" = "xyes"],
104 [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
112 AC_ARG_WITH(windows2000,
113 AS_HELP_STRING([--without-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
114 [ AS_IF([test "x$with_windows2000" = "xyes"],
115 [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])])
119 AM_CONDITIONAL(LINUX, test "$linux" = true)
120 AM_CONDITIONAL(BSD, test "$bsd" = true)
121 AM_CONDITIONAL(SOLARIS, test "$solaris" = true)
122 AM_CONDITIONAL(MINGW, test "$mingw" = true)
123 AM_CONDITIONAL(CYGWIN, test "$cygwin" = true)
124 AM_CONDITIONAL(UML, test "$uml" = true)
125 AM_CONDITIONAL(VDE, test "$vde" = true)
126 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
130 if test -d /sw/include ; then
131 CPPFLAGS="$CPPFLAGS -I/sw/include"
133 if test -d /sw/lib ; then
134 LIBS="$LIBS -L/sw/lib"
137 dnl Checks for header files.
138 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
141 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])
142 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],
143 [], [], [#include "src/have.h"]
145 AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
146 [], [], [#include "src/have.h"]
148 AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
149 [], [], [#include "src/have.h"]
152 dnl Checks for typedefs, structures, and compiler characteristics.
160 tinc_ATTRIBUTE(__malloc__)
161 tinc_ATTRIBUTE(__warn_unused_result__)
163 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], , ,
164 [#include "src/have.h"]
167 dnl Checks for library functions.
169 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],
170 [], [], [#include "src/have.h"]
173 dnl Support for SunOS
175 AC_CHECK_FUNC(socket, [], [
176 AC_CHECK_LIB(socket, connect)
178 AC_CHECK_FUNC(gethostbyname, [], [
179 AC_CHECK_LIB(nsl, gethostbyname)
182 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
183 [], [], [#include "src/have.h"]
188 dnl These are defined in files in m4/
190 dnl AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
197 if test "$with_libgcrypt" = yes; then
199 AM_PATH_LIBGCRYPT([1.4.0], [], [])
205 AM_CONDITIONAL(OPENSSL, test "$openssl" = true)
206 AM_CONDITIONAL(GCRYPT, test "$grypt" = true)
208 dnl Check if support for jumbograms is requested
209 AC_ARG_ENABLE(jumbograms,
210 AS_HELP_STRING([--disable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
211 [ AS_IF([test "x$enable_jumbograms" = "xyes"],
212 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ])
216 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile gui/Makefile])