Include complete fake-getname/addrinfo from OpenSSH.

[tinc] / configure.in

diff --git a/configure.in b/configure.in
index 899c19a..5e173c4 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl $Id: configure.in,v 1.13.2.37 2001/11/15 23:26:27 zarq Exp $
+dnl $Id: configure.in,v 1.13.2.53 2002/07/12 11:45:20 guus Exp $
 
 AC_INIT(src/tincd.c)
 AM_INIT_AUTOMAKE(tinc, 1.0-cvs)
@@ -12,7 +12,8 @@ AM_ACLOCAL_INCLUDE(m4)
 # 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_DEFINE([_GNU_SOURCE], [__USE_BSD])
+AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions])
+AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
 
 ALL_LINGUAS="nl"
 
@@ -35,31 +36,54 @@ AC_CANONICAL_HOST
 
 case $host_os in
   *linux*)
-    AC_DEFINE(HAVE_LINUX)
-    [ ln -sf linux/device.c src/device.c ]
+    AC_DEFINE(HAVE_LINUX, 1, [Linux])
+    [ rm -f src/device.c; ln -sf linux/device.c src/device.c ]
   ;;
   *freebsd*)
-    AC_DEFINE(HAVE_FREEBSD)
-    [ ln -sf freebsd/device.c src/device.c ]
+    AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
+    [ rm -f src/device.c; ln -sf freebsd/device.c src/device.c ]
+  ;;
+  *darwin*)
+    AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
+    [ rm -f src/device.c; ln -sf darwin/device.c src/device.c ]
   ;;
   *solaris*)
-    AC_DEFINE(HAVE_SOLARIS)
-    [ ln -sf solaris/device.c src/device.c ]
+    AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
+    [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ]
   ;;
   *openbsd*)
-    AC_DEFINE(HAVE_OPENBSD)
-    [ ln -sf openbsd/device.c src/device.c ]
+    AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
+    [ rm -f src/device.c; ln -sf openbsd/device.c src/device.c ]
+  ;;
+  *netbsd*)
+    AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
+    [ rm -f src/device.c; ln -sf netbsd/device.c src/device.c ]
+  ;;
+  *cygwin*)
+    AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
+    [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ]
+  ;;
+  *)
+    AC_MSG_ERROR("Unknown operating system.")
   ;;
 esac
 
 AC_CACHE_SAVE
 
+if test -d /sw/include ; then
+  CPPFLAGS="$CPPFLAGS -I/sw/include"
+fi
+if test -d /sw/lib ; then
+  LIBS="$LIBS -L/sw/lib"
+fi
+
 dnl Checks for libraries.
 
 dnl Checks for header files.
 AC_HEADER_STDC
-AC_CHECK_HEADERS([fcntl.h limits.h sys/ioctl.h syslog.h unistd.h \
-sys/time.h malloc.h strings.h sys/file.h])
+AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h malloc.h stdint.h strings.h syslog.h unistd.h \
+net/ethernet.h net/if.h netinet/in_systm.h netinet/ip.h netinet/tcp.h \
+sys/file.h sys/ioctl.h sys/param.h sys/time.h])
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -68,19 +92,45 @@ AC_TYPE_SIZE_T
 AC_HEADER_TIME
 AC_STRUCT_TM
 
+AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t,
+[
+  AC_TRY_COMPILE(
+  [#include <sys/types.h>
+  #include <sys/socket.h>],
+  [socklen_t len = 42; return len;],
+  ac_cv_type_socklen_t=yes,
+  ac_cv_type_socklen_t=no)
+])
+if test $ac_cv_type_socklen_t = yes; then
+  AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available])
+fi
+
+AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo,
+[
+  AC_TRY_COMPILE(
+  [#include <sys/types.h>
+  #include <sys/socket.h>
+  #include <netdb.h>],
+  [struct addrinfo ai; ai.ai_family = AF_INET; return ai.ai_family;],
+  ac_cv_struct_addrinfo=yes,
+  ac_cv_struct_addrinfo=no)
+])
+if test $ac_cv_struct_addrinfo = yes; then
+  AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available])
+fi
+
 dnl Checks for library functions.
 AC_FUNC_MEMCMP
 AC_FUNC_ALLOCA
 AC_TYPE_SIGNAL
-AC_CHECK_FUNCS([ftime socket select strtol strerror flock unsetenv \
-asprintf putenv strdup fcloseall daemon strsignal get_current_dir_name \
-getaddrinfo getnameinfo gai_strerror freeaddrinfo])
+AC_CHECK_FUNCS([asprintf daemon fcloseall flock ftime get_current_dir_name \
+putenv select strdup strerror strsignal strtol unsetenv \
+freeaddrinfo gai_strerror getaddrinfo getnameinfo])
 jm_FUNC_MALLOC
 jm_FUNC_REALLOC
 
 AM_GNU_GETTEXT
 
-
 dnl Support for SunOS
 
 AC_CHECK_FUNC(socket, [], [
@@ -95,11 +145,18 @@ AC_CACHE_SAVE
 dnl These are defined in files in m4/
 tinc_TUNTAP
 tinc_OPENSSL
+tinc_ZLIB
+
+dnl Check if support for jumbograms is requested 
+AC_ARG_ENABLE(jumbograms,
+  [  --enable-jumbograms     enable support for jumbograms (packets up to 9000 bytes)],
+  [ AC_DEFINE(ENABLE_JUMBOGRAMS, 1, [Support for jumbograms (packets up to 9000 bytes)]) ]
+)
 
 dnl Check if checkpoint tracing has to be enabled
 AC_ARG_ENABLE(tracing,
   [  --enable-tracing        enable checkpoint tracing (debugging only)],
-  [ AC_DEFINE(ENABLE_TRACING) ]
+  [ AC_DEFINE(ENABLE_TRACING, 1, [Checkpoint tracing]) ]
 )
 
 AC_SUBST(INCLUDES)
@@ -112,5 +169,4 @@ intl/Makefile
 lib/Makefile
 m4/Makefile
 po/Makefile.in
-redhat/Makefile
-debian/Makefile)
+)