githooks documentation: add a note about the +x mode

diff --git a/strbuf.h b/strbuf.h
index eba7ba423a2d3a383ef93f663c95695438269edf..b1670d99456e96b5de01918e157e10df519cae13 100644 (file)
--- a/strbuf.h
+++ b/strbuf.h
@@ -111,6 +111,11 @@ extern void strbuf_adddup(struct strbuf *sb, size_t pos, size_t len);
 
 typedef size_t (*expand_fn_t) (struct strbuf *sb, const char *placeholder, void *context);
 extern void strbuf_expand(struct strbuf *sb, const char *format, expand_fn_t fn, void *context);
+struct strbuf_expand_dict_entry {
+       const char *placeholder;
+       const char *value;
+};
+extern size_t strbuf_expand_dict_cb(struct strbuf *sb, const char *placeholder, void *context);
 
 __attribute__((format(printf,2,3)))
 extern void strbuf_addf(struct strbuf *sb, const char *fmt, ...);