diff options
author | Chong Yidong <[email protected]> | 2012-09-21 11:03:48 +0800 |
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committer | Chong Yidong <[email protected]> | 2012-09-21 11:03:48 +0800 |
commit | acfa068f4a1a4652b784af1d7aaac92929399249 (patch) | |
tree | 4d5aef916164ae9862e4c94f50a5e53bbe274e53 /src/eval.c | |
parent | eb2deaffd17e760b3ec945c58d43080e8a44767a (diff) | |
parent | d3fa327c47570a1767324d23d710504e90b083f9 (diff) |
Merge from emacs-24; up to 2012-05-07T14:57:[email protected]
Diffstat (limited to 'src/eval.c')
-rw-r--r-- | src/eval.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/eval.c b/src/eval.c index 1c565e233c..e47478bb1f 100644 --- a/src/eval.c +++ b/src/eval.c @@ -2399,6 +2399,7 @@ If it is a list of functions, those functions are called, in order, 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. @@ -2420,10 +2421,12 @@ DEFUN ("run-hook-with-args-until-failure", Frun_hook_with_args_until_failure, 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. |