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Update documentation of 'process-running-child-p'

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* doc/lispref/processes.texi (Input to Processes): Document the
changes in return value of 'process-running-child-p'.
This commit is contained in:
Eli Zaretskii 2016-01-12 21:29:28 +02:00
parent a71783bd6c
commit c3528f1e20
2 changed files with 9 additions and 5 deletions
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10
doc/lispref/processes.texi
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@ -1138,10 +1138,12 @@ The function returns @var{process}.
@end defun
@defun process-running-child-p &optional process
This function will tell you whether a @var{process} has given control of
its terminal to its own child process. The value is @code{t} if this is
true, or if Emacs cannot tell; it is @code{nil} if Emacs can be certain
that this is not so.
This function will tell you whether a @var{process} has given control
of its terminal to its own child process. If this is true, the
function returns the numeric ID of the foreground process group of
@var{process}; it returns @code{nil} if Emacs can be certain that this
is not so. The value is @code{t} if Emacs cannot tell whether this is
true.
@end defun
@node Signals to Processes

4
etc/NEWS
View file

@ -1242,9 +1242,11 @@ active region handling.
+++
** deactivate-mark is now buffer-local.
+++
** `cl-the' now asserts that its argument is of the given type.
** `process-running-child-p` may now return a numeric process
+++
** `process-running-child-p' may now return a numeric process
group ID instead of `t'.
+++