Extend `call-process' to take the `(:file "file")' syntax to redirect

STDOUT to a file.

2 files changed, 8 insertions, 0 deletions

diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog
index 0c0583c06ab..4aa63c6abaa 100644
--- a/doc/lispref/ChangeLog
+++ b/doc/lispref/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-30  Lars Magne Ingebrigtsen  <larsi@gnus.org>
+
+        * processes.texi (Synchronous Processes): Document the (:file
+        "/file-name") syntax for `call-process'.
+
 2011-04-23  Juanma Barranquero  <lekktu@gmail.com>
 
         * windows.texi (Choosing Window): Fix typo.
diff --git a/doc/lispref/processes.texi b/doc/lispref/processes.texi
index dc9fed58076..ba9d8accd4a 100644
--- a/doc/lispref/processes.texi
+++ b/doc/lispref/processes.texi
@@ -299,6 +299,9 @@ function returns.
 MS-DOS doesn't support asynchronous subprocesses, so this option doesn't
 work there.
 
+@item @code{(:file @var{file-name})}
+Send the output to the file name specified.
+
 @item @code{(@var{real-destination} @var{error-destination})}
 Keep the standard output stream separate from the standard error stream;
 deal with the ordinary output as specified by @var{real-destination},