* src/lread.c (openp): Add a comment before the now-obscure loop.

diff --git a/src/lread.c b/src/lread.c
index 5fe4d26fd943e4232a1460947a5bcf7f6e2f429a..65d22af69374625b752ee58e8451cffca8bd9814 100644 (file)
--- a/src/lread.c
+++ b/src/lread.c
@@ -1587,6 +1587,8 @@ openp (Lisp_Object path, Lisp_Object str, Lisp_Object suffixes,
 
   absolute = complete_filename_p (str);
 
+  /* Go through all entries in the path and see whether we find the
+     executable. */
   do {
     ptrdiff_t baselen, prefixlen;