alloc_ref_from_str(): factor out a common pattern of alloc_ref from string

diff --git a/diff.h b/diff.h
index f2c77391a965bcc731de6478a6553cdc652319ec..1bd94a4807c741e7cb2e4d8eb9f6476eba691388 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -88,7 +88,6 @@ struct diff_options {
        int abbrev;
        const char *prefix;
        int prefix_length;
-       const char *msg_sep;
        const char *stat_sep;
        long xdl_opts;