[Emacs-diffs] Changes to emacs/src/eval.c,v [EMACS_22_BASE]

[Richard M. Stallman]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Branch:         EMACS_22_BASE
Changes by:     Richard M. Stallman <rms>       07/10/24 08:24:36

Index: eval.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/eval.c,v
retrieving revision 1.276.2.7
retrieving revision 1.276.2.8
diff -u -b -r1.276.2.7 -r1.276.2.8
--- eval.c      14 Oct 2007 18:00:05 -0000      1.276.2.7
+++ eval.c      24 Oct 2007 08:24:36 -0000      1.276.2.8
@@ -2162,7 +2162,14 @@
   /* Preserve the match data.  */
   record_unwind_save_match_data ();
 
-  /* Value saved here is to be restored into Vautoload_queue.  */
+  /* If autoloading gets an error (which includes the error of failing
+     to define the function being called), we use Vautoload_queue
+     to undo function definitions and `provide' calls made by
+     the function.  We do this in the specific case of autoloading
+     because autoloading is not an explicit request "load this file",
+     but rather a request to "call this function".
+     
+     The value saved here is to be restored into Vautoload_queue.  */
   record_unwind_protect (un_autoload, Vautoload_queue);
   Vautoload_queue = Qt;
   Fload (Fcar (Fcdr (fundef)), Qnil, noninteractive ? Qt : Qnil, Qnil, Qt);