t/README: tests can use perl even with NO_PERL

diff --git a/cache.h b/cache.h
index 3a69638bd919278468e579ca15efbd592eff1399..88d373dfe729ef20cec73ee9e20b8b0975e22b6c 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -491,7 +491,7 @@ extern void *read_blob_data_from_index(struct index_state *, const char *, unsig
 extern int ie_match_stat(const struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
 extern int ie_modified(const struct index_state *, const struct cache_entry *, struct stat *, unsigned int);
 
-#define PATHSPEC_ONESTAR 1     /* the pathspec pattern sastisfies GFNM_ONESTAR */
+#define PATHSPEC_ONESTAR 1     /* the pathspec pattern satisfies GFNM_ONESTAR */
 
 struct pathspec {
        const char **raw; /* get_pathspec() result, not freed by free_pathspec() */
@@ -966,6 +966,15 @@ struct ident_split {
  */
 extern int split_ident_line(struct ident_split *, const char *, int);
 
+/*
+ * Compare split idents for equality or strict ordering. Note that we
+ * compare only the ident part of the line, ignoring any timestamp.
+ *
+ * Because there are two fields, we must choose one as the primary key; we
+ * currently arbitrarily pick the email.
+ */
+extern int ident_cmp(const struct ident_split *, const struct ident_split *);
+
 struct checkout {
        const char *base_dir;
        int base_dir_len;