archive: ustar header checksum is computed unsigned

diff --git a/revision.h b/revision.h
index b8e9223954a5d66e01bd1eb342a936495aa67ad1..863f4f64543bd9f9e830e7c9567def23e906c7d9 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -183,6 +183,7 @@ struct setup_revision_opt {
        const char *def;
        void (*tweak)(struct rev_info *, struct setup_revision_opt *);
        const char *submodule;
+       int assume_dashdash;
 };
 
 extern void init_revisions(struct rev_info *revs, const char *prefix);
@@ -192,6 +193,7 @@ extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ct
                                 const char * const usagestr[]);
 extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
 
+extern void reset_revision_walk(void);
 extern int prepare_revision_walk(struct rev_info *revs);
 extern struct commit *get_revision(struct rev_info *revs);
 extern char *get_revision_mark(const struct rev_info *revs, const struct commit *commit);