Commit bcd54f83 authored by Lars Magne Ingebrigtsen's avatar Lars Magne Ingebrigtsen
Browse files

Add the tiny convenience function `process-alive-p'.

parent 864db017
2011-05-31 Lars Magne Ingebrigtsen <>
* processes.texi (Process Information): Document
2011-05-29 Chong Yidong <>
* help.texi (Accessing Documentation):
......@@ -859,6 +859,12 @@ For a network connection, @code{process-status} returns one of the symbols
closed the connection, or Emacs did @code{delete-process}.
@end defun
@defun process-alive-p process
This function returns nin-@code{nil} if @var{process} is alive. A
process is considered alive if its status is @code{run}, @code{open},
@code{listen}, @code{connect} or @code{stop}.
@end defun
@defun process-type process
This function returns the symbol @code{network} for a network
connection or server, @code{serial} for a serial port connection, or
2011-05-31 Lars Magne Ingebrigtsen <>
* subr.el (process-alive-p): New tiny convenience function.
2011-05-31 Stefan Monnier <>
* emacs-lisp/debug.el (debug): Save&restore not just the buffer's
......@@ -1805,6 +1805,13 @@ Signal an error if the program returns with a non-zero exit status."
(forward-line 1))
(nreverse lines)))))
(defun process-alive-p (process)
"Returns non-nil if PROCESS is alive.
A process is considered alive if its status is `run', `open',
`listen', `connect' or `stop'."
(memq (process-status process)
'(run open listen connect stop)))
;; compatibility
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