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authorDave Love <fx@gnu.org>2000-08-22 18:42:51 +0000
committerDave Love <fx@gnu.org>2000-08-22 18:42:51 +0000
commite2b1c016fed45c39758bf162e80c01b54e8b46a4 (patch)
tree92d319e4d20a7c0dd519fd95065a586450097da8 /lispref/streams.texi
parent98c271ebeda49e58b4eaed4c9b4c1da87ec8b559 (diff)
downloademacs-e2b1c016fed45c39758bf162e80c01b54e8b46a4.tar.gz
read in batch
Diffstat (limited to 'lispref/streams.texi')
-rw-r--r--lispref/streams.texi8
1 files changed, 7 insertions, 1 deletions
diff --git a/lispref/streams.texi b/lispref/streams.texi
index efd905c9b20..74f9e43e92c 100644
--- a/lispref/streams.texi
+++ b/lispref/streams.texi
@@ -125,7 +125,13 @@ came from''. In this case, it makes no difference what value
@code{t} used as a stream means that the input is read from the
minibuffer. In fact, the minibuffer is invoked once and the text
given by the user is made into a string that is then used as the
-input stream.
+input stream. If Emacs is running in batch mode, standard input is used
+instead of the minibuffer. For example,
+@example
+(message "%s" (read t))
+@end example
+will read a Lisp expression from standard input and print the result
+to standard output.
@item @code{nil}
@cindex @code{nil} input stream