1 dnl Process this file with autoconf to produce a configure script.
7 AC_CONFIG_SRCDIR([src/tincd.c])
8 AM_INIT_AUTOMAKE(tinc, 1.0-cvs)
9 AC_CONFIG_HEADERS([config.h])
12 dnl Include the macros from the m4/ directory
13 AM_ACLOCAL_INCLUDE(m4)
15 AM_GNU_GETTEXT([external])
16 AM_GNU_GETTEXT_VERSION(0.12.1)
18 # Enable GNU extensions.
19 # Define this here, not in acconfig's @TOP@ section, since definitions
20 # in the latter don't make it into the configure-time tests.
21 AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions])
22 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
26 dnl Checks for programs.
29 AC_PROG_GCC_TRADITIONAL
44 AC_DEFINE(HAVE_LINUX, 1, [Linux])
45 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ]
48 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
49 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
52 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
53 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
56 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
57 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ]
60 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
61 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
64 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
65 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
68 AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
69 AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
70 [ rm -f src/device.c; ln -sf bsd/device.c src/device.c ]
73 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
74 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ]
77 AC_DEFINE(HAVE_MINGW, 1, [MinGW])
78 [ rm -f src/device.c; cp -f src/mingw/device.c src/device.c ]
82 AC_MSG_ERROR("Unknown operating system.")
88 if test -d /sw/include ; then
89 CPPFLAGS="$CPPFLAGS -I/sw/include"
91 if test -d /sw/lib ; then
92 LIBS="$LIBS -L/sw/lib"
95 dnl Checks for libraries.
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/wait.h netdb.h arpa/inet.h])
102 AC_CHECK_HEADERS([net/if.h net/if_types.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],
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 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_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo inet_aton],
146 [], [], [#include "have.h"]
151 dnl These are defined in files in m4/
163 dnl Check if support for jumbograms is requested
164 AC_ARG_ENABLE(jumbograms,
165 AS_HELP_STRING([--enable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
166 [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
169 dnl Check if checkpoint tracing has to be enabled
170 AC_ARG_ENABLE(tracing,
171 AS_HELP_STRING([--enable-tracing], [enable checkpoint tracing (debugging only)]),
172 [ AC_DEFINE(ENABLE_TRACING, 1, [Checkpoint tracing]) ]
177 AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile lib/Makefile po/Makefile.in m4/Makefile])