X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=configure.ac;h=0ed205d74a24c74809c7691d988aabf35d57cc5b;hb=28b7a53b693f6b4e70218a926e68a36ece54cda1;hp=216f271f68afe075cf43247f9b5b5c49eca639ff;hpb=8f2ef1a174d18a9efdf9b0bd2417132fe7d84e9f;p=tinc

diff --git a/configure.ac b/configure.ac
index 216f271f..0ed205d7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,24 +2,22 @@ dnl Process this file with autoconf to produce a configure script.
 
 origcflags="$CFLAGS"
 
-AC_PREREQ(2.61)
+AC_PREREQ([2.69])
 AC_INIT([tinc], m4_esyscmd_s((git describe || echo UNKNOWN) | sed 's/release-//'))
 AC_CONFIG_SRCDIR([src/tincd.c])
-AM_INIT_AUTOMAKE([std-options subdir-objects nostdinc silent-rules -Wall info-in-builddir])
+AM_INIT_AUTOMAKE([std-options subdir-objects nostdinc silent-rules -Wall])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])
 AM_SILENT_RULES([yes])
 
-# Enable GNU extensions.
-# Define this here, not in acconfig's @TOP@ section, since definitions
-# in the latter don't make it into the configure-time tests.
-AC_GNU_SOURCE
-AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
+AC_USE_SYSTEM_EXTENSIONS
 
 dnl Checks for programs.
+AC_PROG_CC
 AC_PROG_CC_C99
 AC_PROG_CPP
 AC_PROG_INSTALL
+AC_PROG_LN_S
 AM_PROG_CC_C_O
 
 dnl Check whether to enable code coverage testing, and if so, clear the default CFLAGS.
@@ -65,13 +63,12 @@ case $host_os in
     AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
   ;;
   *cygwin*)
-    cygwin=true
-    AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
+    AC_MSG_ERROR("Cygwin is no longer supported. Use MinGW to build native Windows binaries.")
   ;;
   *mingw*)
     mingw=true
     AC_DEFINE(HAVE_MINGW, 1, [MinGW])
-    LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32 -liphlpapi"
+    LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32 -liphlpapi -lwinpthread"
     LDFLAGS="$LDFLAGS -static"
     CPPFLAGS="$CPPFLAGS -DMINIUPNP_STATICLIB"
   ;;
@@ -94,7 +91,12 @@ AC_ARG_ENABLE(uml,
 AC_ARG_ENABLE(vde,
   AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
   [ AS_IF([test "x$enable_vde" = "xyes"],
-      [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
+      [ AC_CHECK_HEADERS(libvdeplug.h,
+        [AC_CHECK_LIB(vdeplug, vde_close,
+                      [LIBS="$LIBS -lvdeplug"],
+                      [AC_MSG_ERROR("VDE plug library files not found.")]
+        )],
+        [AC_MSG_ERROR([VDE plug header files not found.]); break])
         AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
         vde=true
       ],
@@ -134,6 +136,7 @@ AM_CONDITIONAL(UML, test "$uml" = true)
 AM_CONDITIONAL(VDE, test "$vde" = true)
 AM_CONDITIONAL(TUNEMU, test "$tunemu" = true)
 AM_CONDITIONAL(WITH_SYSTEMD, test "$systemd" = true)
+AM_CONDITIONAL(WITH_LEGACY_PROTOCOL, test "x$enable_legacy_protocol" != "xno")
 
 AC_CACHE_SAVE
 
@@ -147,13 +150,14 @@ AX_CFLAGS_WARN_ALL(CFLAGS)
 
 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 -DFORTIFY_SOURCE=2"])
+  [AX_CHECK_COMPILE_FLAG([-D_FORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=2"])
    AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"],
    AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"]))
    case $host_os in
      *mingw*)
        AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
        AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
+       AX_CHECK_LINK_FLAG([-lssp], [LDFLAGS="$LDFLAGS -lssp"])
        ;;
      *)
        AX_CHECK_COMPILE_FLAG([-fPIE], [CPPFLAGS="$CPPFLAGS -fPIE"])
@@ -162,13 +166,15 @@ AS_IF([test "x$enable_hardening" != "xno"],
    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"])
+   AX_CHECK_COMPILE_FLAG([-W -Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn],
+     [CPPFLAGS="$CPPFLAGS -W -Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn"])
   ]
 );
 
 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_CHECK_HEADERS([syslog.h sys/file.h sys/ioctl.h sys/mman.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 getopt.h])
+AC_CHECK_HEADERS([syslog.h sys/file.h sys/ioctl.h sys/mman.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 getopt.h stddef.h sys/epoll.h])
 AC_CHECK_HEADERS([net/if.h net/if_types.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h netpacket/packet.h],
   [], [], [#include "$srcdir/src/have.h"]
 )
@@ -181,6 +187,7 @@ AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 tinc_ATTRIBUTE(__malloc__)
+tinc_ATTRIBUTE(__nonnull__)
 tinc_ATTRIBUTE(__warn_unused_result__)
 
 AC_CHECK_TYPES([struct ether_header, struct arphdr, struct ether_arp, struct ip, struct icmp, struct ip6_hdr, struct icmp6_hdr, struct nd_neighbor_solicit, struct nd_opt_hdr], , ,
@@ -188,7 +195,6 @@ AC_CHECK_TYPES([struct ether_header, struct arphdr, struct ether_arp, struct ip,
 )
 
 dnl Checks for library functions.
-AC_TYPE_SIGNAL
 AC_CHECK_FUNCS([asprintf daemon fchmod flock fork gettimeofday mlockall putenv recvmmsg strsignal nanosleep unsetenv vsyslog devname fdevname],
   [], [], [#include "$srcdir/src/have.h"]
 )
@@ -231,13 +237,14 @@ AC_ARG_ENABLE(legacy-protocol,
 
 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])], [])
-dnl AC_ARG_WITH(openssl, AC_HELP_STRING([--without-openssl], [disable support for OpenSSL])], [])
+dnl AC_ARG_WITH(libgcrypt, AS_HELP_STRING([--with-libgcrypt], [enable use of libgcrypt instead of OpenSSL])], [])
+dnl AC_ARG_WITH(openssl, AS_HELP_STRING([--without-openssl], [disable support for OpenSSL])], [])
 
 tinc_CURSES
 tinc_READLINE
 tinc_ZLIB
 tinc_LZO
+tinc_LZ4
 
 AS_IF([test "x$enable_legacy_protocol" != "xno"],
       [AS_IF([test -n "$with_libgcrypt"],
@@ -260,11 +267,11 @@ AC_ARG_ENABLE(jumbograms,
   ]
 )
 
-dnl Ensure runstatedir is set if we are using a version of autoconf that does not suppport it
+dnl Ensure runstatedir is set if we are using a version of autoconf that does not support it
 if test "x$runstatedir" = "x"; then
   AC_SUBST([runstatedir], ['${localstatedir}/run'])
 fi
 
-AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile gui/Makefile test/Makefile systemd/Makefile])
+AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile test/Makefile test/testlib.sh systemd/Makefile bash_completion.d/Makefile])
 
 AC_OUTPUT