all entry points from zip.c splitted

--HG--
branch : HEAD
diff --git a/lib/zip_add_file.c b/lib/zip_add_file.c
new file mode 100644
index 0000000..bc7490a
--- /dev/null
+++ b/lib/zip_add_file.c
@@ -0,0 +1,11 @@
+#include "zip.h"
+#include "zipint.h"
+
+
+
+int
+zip_add_file(struct zip *zf, char *name, struct zip_meta *meta,
+	    FILE *file, int start, int len)
+{
+    return zip_replace_file(zf, -1, name, meta, file, start, len);
+}