avoid "write_in_full(fd, buf, len) != len" pattern

diff --git a/diff.h b/diff.h
index e0b5034603a764d3495bee4f1ae4461b3e42216d..2d442e296f9821ea4085188602b9ea4a4ba159a6 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -210,8 +210,8 @@ const char *diff_line_prefix(struct diff_options *);
 extern const char mime_boundary_leader[];
 
 extern struct combine_diff_path *diff_tree_paths(
-       struct combine_diff_path *p, const unsigned char *sha1,
-       const unsigned char **parent_sha1, int nparent,
+       struct combine_diff_path *p, const struct object_id *oid,
+       const struct object_id **parents_oid, int nparent,
        struct strbuf *base, struct diff_options *opt);
 extern int diff_tree_oid(const struct object_id *old_oid,
                         const struct object_id *new_oid,
@@ -385,6 +385,13 @@ extern size_t fill_textconv(struct userdiff_driver *driver,
  */
 extern struct userdiff_driver *get_textconv(struct diff_filespec *one);
 
+/*
+ * Prepare diff_filespec and convert it using diff textconv API
+ * if the textconv driver exists.
+ * Return 1 if the conversion succeeds, 0 otherwise.
+ */
+extern int textconv_object(const char *path, unsigned mode, const struct object_id *oid, int oid_valid, char **buf, unsigned long *buf_size);
+
 extern int parse_rename_score(const char **cp_p);
 
 extern long parse_algorithm_value(const char *value);