1 files changed, 7 insertions, 0 deletions
diff --git a/ruby.c b/ruby.c
index 43250e7c16..7c948206a7 100644
--- a/ruby.c
+++ b/ruby.c
@@ -83,6 +83,13 @@ addpath(path)
     char *path;
 {
     if (path == 0) return;
+#if defined(__CYGWIN32__)
+    {
+	char rubylib[FILENAME_MAX];
+	conv_to_posix_path(path, rubylib);
+	path = rubylib;
+    }
+#endif
     if (strchr(path, RUBY_LIB_SEP)) {
 	char *p, *s;
 	VALUE ary = ary_new();