[Emacs-diffs] /srv/bzr/emacs/emacs-24 r108143: run-hooks-with-args-* do fixes (bug#12393)

[Glenn Morris]

------------------------------------------------------------
revno: 108143
committer: Glenn Morris <address@hidden>
branch nick: emacs-24
timestamp: Mon 2012-09-17 21:07:13 -0400
message:
  run-hooks-with-args-* do fixes (bug#12393)
  
  * src/eval.c (Frun_hook_with_args_until_success)
  (Frun_hook_with_args_until_failure): Doc fixes.
modified:
  src/ChangeLog
  src/eval.c

=== modified file 'src/ChangeLog'
--- a/src/ChangeLog     2012-09-14 16:35:25 +0000
+++ b/src/ChangeLog     2012-09-18 01:07:13 +0000
@@ -1,3 +1,8 @@
+2012-09-18  Glenn Morris  <address@hidden>
+
+       * eval.c (Frun_hook_with_args_until_success)
+       (Frun_hook_with_args_until_failure): Doc fixes.  (Bug#12393)
+
 2012-09-14  Andreas Schwab  <address@hidden>
 
        * fileio.c (Ffile_selinux_context): Only call freecon when

=== modified file 'src/eval.c'
--- a/src/eval.c        2012-08-14 18:43:08 +0000
+++ b/src/eval.c        2012-09-18 01:07:13 +0000
@@ -2579,6 +2579,7 @@
 with the given arguments ARGS, until one of them
 returns a non-nil value.  Then we return that value.
 However, if they all return nil, we return nil.
+If the value of HOOK is nil, this function returns nil.
 
 Do not use `make-local-variable' to make a hook variable buffer-local.
 Instead, use `add-hook' and specify t for the LOCAL argument.
@@ -2600,10 +2601,12 @@
 HOOK should be a symbol, a hook variable.  If HOOK has a non-nil
 value, that value may be a function or a list of functions to be
 called to run the hook.  If the value is a function, it is called with
-the given arguments and its return value is returned.
+the given arguments.  Then we return nil if the function returns nil,
+and t if it returns non-nil.
 If it is a list of functions, those functions are called, in order,
 with the given arguments ARGS, until one of them returns nil.
-Then we return nil.  However, if they all return non-nil, we return non-nil.
+Then we return nil.  However, if they all return non-nil, we return t.
+If the value of HOOK is nil, this function returns t.
 
 Do not use `make-local-variable' to make a hook variable buffer-local.
 Instead, use `add-hook' and specify t for the LOCAL argument.