1 files changed, 61 insertions, 0 deletions
diff --git a/m4/mingw.m4 b/m4/mingw.m4
new file mode 100644
index 000000000000..cd0f38fc62b1
--- /dev/null
+++ b/m4/mingw.m4
@@ -0,0 +1,61 @@
+# libo_FIND_MINGW_EXTERNAL_DLLS([library-names],[variable],[?exclude])
+# uses: CC, WITH_MINGW
+# --------------------------------------------------------------------
+AC_DEFUN([libo_FIND_MINGW_EXTERNAL_DLLS],
+[AC_REQUIRE([AC_PROG_SED])dnl
+if test "$WITH_MINGW" = yes -a -n "$CC"; then
+    _libo_mingw_libdir=`$CC -print-sysroot`/mingw/lib
+    for _libo_mingw_lib in $1; do
+        _libo_mingw_lib="$_libo_mingw_libdir/$_libo_mingw_lib.la"
+        _libo_mingw_find_dll([$_libo_mingw_lib],[$3],[_libo_mingw_new_dll])
+        if test -n "$_libo_mingw_new_dll"; then
+            _libo_mingw_new_dlls="$_libo_mingw_new_dll"
+        fi
+
+        _libo_mingw_get_libtool_var([dependency_libs],[$_libo_mingw_lib],[_libo_mingw_dep_libs])
+        for _libo_mingw_dep_lib in $_libo_mingw_dep_libs; do
+            if test "${_libo_mingw_dep_lib%.la}" != "$_libo_mingw_dep_lib"; then
+                _libo_mingw_new_dll=''
+                _libo_mingw_find_dll([$_libo_mingw_dep_lib],[$3],[_libo_mingw_new_dll])
+                if test -n "$_libo_mingw_new_dll"; then
+                    _libo_mingw_new_dlls="$_libo_mingw_new_dlls $_libo_mingw_new_dll"
+                fi
+            fi
+        done
+        $2="$_libo_mingw_new_dlls"
+    done
+fi[]dnl
+]) # libo_FIND_MINGW_EXTERNAL_DLLS
+
+# libo_ADD_MINGW_EXTERNAL_DLLS([library-names],[variable])
+# uses: CC, WITH_MINGW
+# --------------------------------------------------------
+AC_DEFUN([libo_ADD_MINGW_EXTERNAL_DLLS],
+[libo_FIND_MINGW_EXTERNAL_DLLS([$1],[_libo_mingw_found_dlls],[$$2])
+if test -n "$_libo_mingw_found_dlls"; then
+    $2="$$2 $_libo_mingw_found_dlls"
+fi[]dnl
+]) # libo_ADD_MINGW_EXTERNAL_DLLS
+
+# _libo_mingw_get_libtool_var([key],[lib],[out-var])
+m4_define([_libo_mingw_get_libtool_var],
+[$3=`$SED -n -e '/^$1=/{' -e "s/.*='//" -e "s/'//" -e p -e '}' $2`[]dnl
+]) # _libo_mingw_get_libtool_var
+
+# _libo_mingw_find_dll([library],[dlls],[out-var])
+m4_define([_libo_mingw_find_dll],
+[if test -f "$1"; then
+    _libo_mingw_get_libtool_var([dlname],[$1],[_libo_mingw_dlname])
+    _libo_mingw_dlname=`basename $_libo_mingw_dlname`
+    _libo_mingw_dll_present=
+    for _libo_mingw_dll in $2; do
+        if test "$_libo_mingw_dlname" = "$_libo_mingw_dll"; then
+            _libo_mingw_dll_present=yes
+            break
+        fi
+    done
+    if test -z "$_libo_mingw_dll_present"; then
+        $3="$_libo_mingw_dlname"
+    fi
+fi[]dnl
+]) # _libo_mingw_find_dll