Add msrpc-mingw.m4 to tree

Any autoconf macros used are required to be present on all platforms,
even if not actually called, and we can hardly expect linux users to
have a support package for a Win32 interface installed :)

diff --git a/m4/msrpc-mingw-1.0.m4 b/m4/msrpc-mingw-1.0.m4
new file mode 100644 (file)
index 0000000..857a6b1
--- /dev/null
+++ b/m4/msrpc-mingw-1.0.m4
@@ -0,0 +1,60 @@
+dnl AC_PATH_MSRPC_MINGW([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl Test for msrpc-mingw. Define MSRPC_CFLAGS and MSRPC_LIBS and MIDL_WRAPPER.
+dnl
+AC_DEFUN([AC_PATH_MSRPC_MINGW],
+[dnl 
+dnl Get the cflags and libraries from pkg-config
+dnl
+
+  pkg_config_args="msrpc-mingw-1.0"
+
+  PKG_PROG_PKG_CONFIG([0.16])
+
+  no_msrpc=""
+
+  if test "x$PKG_CONFIG" = x ; then
+    no_msrpc=yes
+    PKG_CONFIG=no
+  fi
+
+  min_msrpc_mingw_version=ifelse([$1], ,0.1.0,$1)
+  AC_MSG_CHECKING(for msrpc-mingw - version >= $min_msrpc_version)
+
+  if test x$PKG_CONFIG != xno ; then
+    if $PKG_CONFIG --uninstalled $pkg_config_args; then
+      echo "Will use uninstalled version of msrpc-mingw found in PKG_CONFIG_PATH"
+    fi
+
+    if $PKG_CONFIG --atleast-version $min_msrpc_mingw_version $pkg_config_args; then
+      :
+    else
+      no_msrpc=yes
+    fi
+  fi
+
+  if test x"$no_msrpc" = x ; then
+    MIDL_WRAPPER=`$PKG_CONFIG --variable=midl_wrapper msrpc-mingw-1.0`
+    MSRPC_CFLAGS=`$PKG_CONFIG --cflags $pkg_config_args`
+    MSRPC_LIBS=`$PKG_CONFIG --libs $pkg_config_args`
+  fi
+
+  if test "x$no_msrpc" = x ; then
+     AC_MSG_RESULT(yes)
+     ifelse([$2], , :, [$2])     
+  else
+     AC_MSG_RESULT(no)
+     if test "$PKG_CONFIG" = "no" ; then
+       echo "*** A new enough version of pkg-config was not found."
+       echo "*** See http://www.freedesktop.org/software/pkgconfig/"
+     else
+       echo "not found"
+     fi
+     MSRPC_CFLAGS=""
+     MSRPC_LIBS=""
+     MIDL_WRAPPER=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(MSRPC_CFLAGS)
+  AC_SUBST(MSRPC_LIBS)
+  AC_SUBST(MIDL_WRAPPER)
+])