Update configure scripts.

configure.in

@@ -1,8 +1,8 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl $Id: configure.in,v 1.13.2.72 2003/07/28 22:06:08 guus Exp $
+dnl $Id: configure.in,v 1.13.2.73 2003/07/29 11:50:39 guus Exp $
 
-AC_PREREQ(2.53)
+AC_PREREQ(2.57)
 AC_INIT(src/tincd.c)
 AM_INIT_AUTOMAKE(tinc, 1.0-cvs)
 AM_CONFIG_HEADER(config.h)
@@ -12,7 +12,7 @@ dnl Include the macros from the m4/ directory
 AM_ACLOCAL_INCLUDE(m4)
 
 AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION(0.11.5)
+AM_GNU_GETTEXT_VERSION(0.12.1)
 
 # Enable GNU extensions.
 # Define this here, not in acconfig's @TOP@ section, since definitions
@@ -173,20 +173,26 @@ AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo inet_aton])
 AC_CACHE_SAVE
 
 dnl These are defined in files in m4/
+
+case $host_os in
+  *linux*)
     tinc_TUNTAP
+  ;;
+esac
+
 tinc_OPENSSL
 tinc_ZLIB
 tinc_LZO
 
 dnl Check if support for jumbograms is requested 
 AC_ARG_ENABLE(jumbograms,
-  [  --enable-jumbograms     enable support for jumbograms (packets up to 9000 bytes)],
+  AC_HELP_STRING([--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_HELP_STRING([--enable-tracing], [enable checkpoint tracing (debugging only)]),
   [ AC_DEFINE(ENABLE_TRACING, 1, [Checkpoint tracing]) ]
 )
 

m4/lzo.m4

@@ -4,15 +4,23 @@ AC_DEFUN(tinc_LZO,
 [
   tinc_ac_save_CPPFLAGS="$CPPFLAGS"
 
+  AC_ARG_WITH(lzo,
+    AC_HELP_STRING([--with-lzo=DIR], [lzo base directory, or:]),
+    [lzo="$withval"
+     CFLAGS="$CFLAGS -I$withval/include"
+     CPPFLAGS="$CPPFLAGS -I$withval/include"
+     LIBS="$LIBS -L$withval/lib"]
+  )
+
   AC_ARG_WITH(lzo-include,
-    [  --with-lzo-include=DIR lzo headers directory],
+    AC_HELP_STRING([--with-lzo-include=DIR], [lzo headers directory]),
     [lzo_include="$withval"
      CFLAGS="$CFLAGS -I$withval"
      CPPFLAGS="$CPPFLAGS -I$withval"]
   )
 
   AC_ARG_WITH(lzo-lib,
-    [  --with-lzo-lib=DIR     lzo library directory],
+    AC_HELP_STRING([--with-lzo-lib=DIR], [lzo library directory]),
     [lzo_lib="$withval"
      LIBS="$LIBS -L$withval"]
   )

m4/openssl.m4

@@ -4,15 +4,23 @@ AC_DEFUN(tinc_OPENSSL,
 [
   tinc_ac_save_CPPFLAGS="$CPPFLAGS"
 
+  AC_ARG_WITH(openssl,
+    AC_HELP_STRING([--with-openssl=DIR], [OpenSSL base directory, or:]),
+    [openssl="$withval"
+     CFLAGS="$CFLAGS -I$withval/include"
+     CPPFLAGS="$CPPFLAGS -I$withval/include"
+     LIBS="$LIBS -L$withval/lib"]
+  )
+
   AC_ARG_WITH(openssl-include,
-    [  --with-openssl-include=DIR  OpenSSL headers directory (without trailing /openssl)],
+    AC_HELP_STRING([--with-openssl-include=DIR], [OpenSSL headers directory (without trailing /openssl)]),
     [openssl_include="$withval"
      CFLAGS="$CFLAGS -I$withval"
      CPPFLAGS="$CPPFLAGS -I$withval"]
   )
 
   AC_ARG_WITH(openssl-lib,
-    [  --with-openssl-lib=DIR  OpenSSL library directory],
+    AC_HELP_STRING([--with-openssl-lib=DIR], [OpenSSL library directory]),
     [openssl_lib="$withval"
      LIBS="$LIBS -L$withval"]
   )
@@ -24,20 +32,19 @@ AC_DEFUN(tinc_OPENSSL,
 
   CPPFLAGS="$tinc_ac_save_CPPFLAGS"
 
+case $host_os in
+  *mingw*)
+    AC_CHECK_LIB(crypto, SHA1_version,
+      [LIBS="$LIBS -lcrypto -lgdi32"],
+      [AC_MSG_ERROR([OpenSSL libraries not found.])]
+    )
+  ;;
+  *)
     AC_CHECK_LIB(crypto, SHA1_version,
       [LIBS="$LIBS -lcrypto"],
       [AC_MSG_ERROR([OpenSSL libraries not found.])]
     )
 
-  AC_CHECK_FUNCS([RAND_pseudo_bytes EVP_EncryptInit_ex], ,
-    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
-  )
-
-  AC_CHECK_DECL([OpenSSL_add_all_algorithms], ,
-    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
-    [#include <openssl/evp.h>]
-  )
-
     AC_CHECK_FUNC(dlopen,
       [],
       [AC_CHECK_LIB(dl, dlopen,
@@ -45,4 +52,15 @@ AC_DEFUN(tinc_OPENSSL,
         [AC_MSG_ERROR([OpenSSL depends on libdl.]); break]
       )]
     )
+  ;;
+esac
+
+  AC_CHECK_FUNCS([RAND_pseudo_bytes EVP_EncryptInit_ex], ,
+    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
+  )
+
+  AC_CHECK_DECL([OpenSSL_add_all_algorithms], ,
+    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
+    [#include <openssl/evp.h>]
+  )
 ])

m4/tuntap.m4

@@ -3,8 +3,7 @@ dnl Check to find out whether the running kernel has support for TUN/TAP
 AC_DEFUN(tinc_TUNTAP,
 [
   AC_ARG_WITH(kernel,
-  [  --with-kernel=dir       give the directory with kernel sources]
+    AC_HELP_STRING([--with-kernel=DIR], [give the directory with kernel sources (default: /usr/src/linux)]),
-  [                        (default: /usr/src/linux)],
     kerneldir="$withval",
     kerneldir="/usr/src/linux"
   )

m4/zlib.m4

@@ -4,15 +4,23 @@ AC_DEFUN(tinc_ZLIB,
 [
   tinc_ac_save_CPPFLAGS="$CPPFLAGS"
 
+  AC_ARG_WITH(zlib,
+    AC_HELP_STRING([--with-zlib=DIR], [zlib base directory, or:]),
+    [zlib="$withval"
+     CFLAGS="$CFLAGS -I$withval/include"
+     CPPFLAGS="$CPPFLAGS -I$withval/include"
+     LIBS="$LIBS -L$withval/lib"]
+  )
+
   AC_ARG_WITH(zlib-include,
-    [  --with-zlib-include=DIR zlib headers directory],
+    AC_HELP_STRING([--with-zlib-include=DIR], [zlib headers directory]),
     [zlib_include="$withval"
      CFLAGS="$CFLAGS -I$withval"
      CPPFLAGS="$CPPFLAGS -I$withval"]
   )
 
   AC_ARG_WITH(zlib-lib,
-    [  --with-zlib-lib=DIR     zlib library directory],
+    AC_HELP_STRING([--with-zlib-lib=DIR], [zlib library directory]),
     [zlib_lib="$withval"
      LIBS="$LIBS -L$withval"]
   )