util: Const version of strtok_len

[notmuch] / util / string-util.h

diff --git a/util/string-util.h b/util/string-util.h
index ccad17f1ced4f5f2a639d7891681438aaea09b56..e409cb3d2ab154664a24873cfe50e3ac34a23513 100644 (file)
--- a/util/string-util.h
+++ b/util/string-util.h
@@ -23,6 +23,9 @@ extern "C" {
 
 char *strtok_len (char *s, const char *delim, size_t *len);
 
+/* Const version of strtok_len. */
+const char *strtok_len_c (const char *s, const char *delim, size_t *len);
+
 /* Return a talloced string with str sanitized.
  *
  * Whitespace characters (tabs and newlines) are replaced with spaces,