dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
-AC_INIT([tinc], [1.1pre7])
-AC_CONFIG_SRCDIR([src/tincd.c])
+AC_INIT([MeshLink], [0.1])
AC_GNU_SOURCE
-AM_INIT_AUTOMAKE([check-news dist-bzip2 std-options subdir-objects])
+AM_INIT_AUTOMAKE([check-news std-options subdir-objects -Wall])
AC_CONFIG_HEADERS([config.h])
-AM_MAINTAINER_MODE
+AC_CONFIG_MACRO_DIR([m4])
# Enable GNU extensions.
# Define this here, not in acconfig's @TOP@ section, since definitions
dnl Checks for programs.
AC_PROG_CC_C99
+AC_PROG_CXX
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
-AC_PROG_RANLIB
+AC_PROG_LIBTOOL
+
+AM_PROG_CC_C_O
dnl Check and set OS
linux=true
AC_DEFINE(HAVE_LINUX, 1, [Linux])
;;
- *freebsd*)
- bsd=true
- AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
- ;;
- *darwin*)
- bsd=true
- AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
- ;;
- *solaris*)
- solaris=true
- AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
- ;;
- *openbsd*)
- bsd=true
- AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
- ;;
- *netbsd*)
- bsd=true
- AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
- ;;
- *dragonfly*)
- bsd=true
- AC_DEFINE(HAVE_DRAGONFLY, 1, [DragonFly])
- ;;
- *bsd*)
- bsd=true
- AC_MSG_WARN("Unknown BSD variant, tinc might not compile or work!")
- AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
- ;;
- *cygwin*)
- cygwin=true
- AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
- ;;
*mingw*)
mingw=true
AC_DEFINE(HAVE_MINGW, 1, [MinGW])
LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
;;
- *)
- AC_MSG_ERROR("Unknown operating system.")
- ;;
esac
-AC_ARG_ENABLE(uml,
- AS_HELP_STRING([--enable-uml], [enable support for User Mode Linux]),
- [ AS_IF([test "x$enable_uml" = "xyes"],
- [ AC_DEFINE(ENABLE_UML, 1, [Support for UML])
- uml=true
- ],
- [uml=false])
- ],
- [uml=false]
-)
-
-AC_ARG_ENABLE(vde,
- AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
- [ AS_IF([test "x$enable_vde" = "xyes"],
- [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
- AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
- vde=true
- ],
- [vde=false])
- ],
- [vde=false]
-)
-
-AC_ARG_ENABLE(tunemu,
- AS_HELP_STRING([--enable-tunemu], [enable support for the tunemu driver]),
- [ AS_IF([test "x$enable_tunemu" = "xyes"],
- [ AC_DEFINE(ENABLE_TUNEMU, 1, [Support for tunemu])
- tunemu=true
- ],
- [tunemu=false])
- ],
- [tunemu=false]
-)
-
-AC_ARG_WITH(windows2000,
- AS_HELP_STRING([--without-windows2000], [compile with support for Windows 2000. This disables support for tunneling over existing IPv6 networks.]),
- [ AS_IF([test "x$with_windows2000" = "xyes"],
- [AC_DEFINE(WITH_WINDOWS2000, 1, [Compile with support for Windows 2000])])
- ]
-)
-
AM_CONDITIONAL(LINUX, test "$linux" = true)
-AM_CONDITIONAL(BSD, test "$bsd" = true)
-AM_CONDITIONAL(SOLARIS, test "$solaris" = true)
AM_CONDITIONAL(MINGW, test "$mingw" = true)
-AM_CONDITIONAL(CYGWIN, test "$cygwin" = true)
-AM_CONDITIONAL(UML, test "$uml" = true)
-AM_CONDITIONAL(VDE, test "$vde" = true)
-AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
AC_CACHE_SAVE
LIBS="$LIBS -L/sw/lib"
fi
+dnl Compiler hardening flags
+dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
+
+AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
+AS_IF([test "x$enable_hardening" != "xno"],
+ [AX_CHECK_COMPILE_FLAG([-DFORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -DFORITFY_SOURCE=2"])
+ AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"])
+ AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"])
+ case $host_os in
+ *mingw*)
+ AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
+ AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
+ ;;
+ *)
+ AX_CHECK_COMPILE_FLAG([-fPIE], [CPPFLAGS="$CPPFLAGS -fPIE"])
+ AX_CHECK_COMPILE_FLAG([-fPIC], [CPPFLAGS="$CPPFLAGS -fPIC"])
+ AX_CHECK_LINK_FLAG([-pie], [LDFLAGS="$LDFLAGS -pie"])
+ ;;
+ esac
+ AX_CHECK_LINK_FLAG([-Wl,-z,relro], [LDFLAGS="$LDFLAGS -Wl,-z,relro"])
+ AX_CHECK_LINK_FLAG([-Wl,-z,now], [LDFLAGS="$LDFLAGS -Wl,-z,now"])
+ ]
+);
+
dnl Checks for header files.
dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
AC_HEADER_STDC
-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])
-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],
- [], [], [#include "src/have.h"]
-)
-AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
- [], [], [#include "src/have.h"]
-)
-AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
+AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h])
+AC_CHECK_HEADERS([time.h],
[], [], [#include "src/have.h"]
)
AC_HEADER_TIME
AC_STRUCT_TM
-tinc_ATTRIBUTE(__malloc__)
+MeshLink_ATTRIBUTE(__malloc__)
+MeshLink_ATTRIBUTE(__warn_unused_result__)
-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], , ,
+AC_CHECK_TYPES([socklen_t, struct addrinfo, struct sockaddr_in6], , ,
[#include "src/have.h"]
)
dnl Checks for library functions.
AC_TYPE_SIGNAL
-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],
+AC_CHECK_FUNCS([asprintf fchmod fork get_current_dir_name gettimeofday random select strdup strerror time usleep],
[], [], [#include "src/have.h"]
)
dnl These are defined in files in m4/
-dnl AC_ARG_WITH(libgcrypt, AC_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
-
-tinc_CURSES
-tinc_READLINE
-tinc_ZLIB
-tinc_LZO
-
-if test "$with_libgcrypt" = yes; then
- gcrypt=true
- AM_PATH_LIBGCRYPT([1.4.0], [], [])
-else
- openssl=true
- tinc_OPENSSL
-fi
-
-AM_CONDITIONAL(OPENSSL, test "$openssl" = true)
-AM_CONDITIONAL(GCRYPT, test "$grypt" = true)
-
-dnl Check if support for jumbograms is requested
-AC_ARG_ENABLE(jumbograms,
- AS_HELP_STRING([--disable-jumbograms], [enable support for jumbograms (packets up to 9000 bytes)]),
- [ AS_IF([test "x$enable_jumbograms" = "xyes"],
- [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ])
- ]
-)
-
-AC_SUBST(INCLUDES)
+MeshLink_ZLIB
-AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile gui/Makefile])
+AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile m4/Makefile test/Makefile examples/Makefile])
AC_OUTPUT