fd_device: allow fd to be passed through a unix socket

[tinc] / configure.ac

diff --git a/configure.ac b/configure.ac
index 89087da..d593dad 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,9 +1,11 @@
 dnl Process this file with autoconf to produce a configure script.
 
+origcflags="$CFLAGS"
+
 AC_PREREQ(2.61)
 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])
@@ -18,9 +20,12 @@ dnl Checks for programs.
 AC_PROG_CC_C99
 AC_PROG_CPP
 AC_PROG_INSTALL
-
 AM_PROG_CC_C_O
 
+dnl Check whether to enable code coverage testing, and if so, clear the default CFLAGS.
+AX_CODE_COVERAGE
+AS_IF([test "x$enable_code_coverage" = "xyes" -a "x$origcflags" = "x"], [CFLAGS=""])
+
 dnl Check and set OS
 
 AC_CANONICAL_HOST
@@ -60,8 +65,7 @@ case $host_os in
     AC_DEFINE(HAVE_BSD, 1, [Unknown BSD variant])
   ;;
   *cygwin*)
-    cygwin=true
-    AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
+    AC_MSG_ERROR("Cygwin is no longer supported. Use MinGW to build native Windows binaries.")
   ;;
   *mingw*)
     mingw=true
@@ -90,6 +94,7 @@ AC_ARG_ENABLE(vde,
   AS_HELP_STRING([--enable-vde], [enable support for Virtual Distributed Ethernet]),
   [ AS_IF([test "x$enable_vde" = "xyes"],
       [ AC_CHECK_HEADERS(libvdeplug_dyn.h, [], [AC_MSG_ERROR([VDE plug header files not found.]); break])
+        AC_CHECK_LIB(dl, dlopen, [LIBS="$LIBS -ldl"], [AC_MSG_ERROR([VDE plug depends on libdl.]); break])
         AC_DEFINE(ENABLE_VDE, 1, [Support for VDE])
         vde=true
       ],
@@ -115,7 +120,7 @@ AC_ARG_WITH(systemd,
   [ systemd=false ]
 )
 
-AS_IF([test "x$with_systemd" = "xyes"], [systemd_path="/lib/systemd/system"],
+AS_IF([test "x$with_systemd" = "xyes"], [systemd_path="\${libdir}/systemd/system"],
       [AS_IF([test "x$with_systemd" = "xno"], [systemd=false])])
 
 AC_SUBST(systemd_path, $systemd_path)
@@ -176,6 +181,7 @@ 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], , ,
@@ -255,11 +261,11 @@ 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