transport-helper.c: refactor set_helper_option()

diff --git a/rerere.h b/rerere.h
index 407d59996d97ae307d5b4a124f78ef79666e1feb..1222e91921882b41ac9c1648960eca9305b27d8d 100644 (file)
--- a/rerere.h
+++ b/rerere.h
@@ -16,9 +16,19 @@ struct pathspec;
  */
 extern void *RERERE_RESOLVED;
 
+struct rerere_id {
+       char hex[41];
+};
+
 extern int setup_rerere(struct string_list *, int);
 extern int rerere(int);
-extern const char *rerere_path(const char *hex, const char *file);
+/*
+ * Given the conflict ID and the name of a "file" used for replaying
+ * the recorded resolution (e.g. "preimage", "postimage"), return the
+ * path to that filesystem entity.  With "file" specified with NULL,
+ * return the path to the directory that houses these files.
+ */
+extern const char *rerere_path(const struct rerere_id *, const char *file);
 extern int rerere_forget(struct pathspec *);
 extern int rerere_remaining(struct string_list *);
 extern void rerere_clear(struct string_list *);