PATCH: update _read for read -t

[Oliver Kiddle <okiddle@yahoo.co.uk>]

This updates _read to offer the read -t option and handle the optional
arguments for -k and -t.

Oliver

Index: Completion/Zsh/Command/_read
===================================================================
RCS file: /cvsroot/zsh/zsh/Completion/Zsh/Command/_read,v
retrieving revision 1.3
diff -u -r1.3 _read
--- Completion/Zsh/Command/_read	22 Nov 2002 11:50:00 -0000	1.3
+++ Completion/Zsh/Command/_read	13 Feb 2003 14:40:30 -0000
@@ -9,8 +9,9 @@
 _arguments -s -A "-*" -S \
   '-r[raw mode]' \
   '(-p -k -s -u -z)-q[read y or n character from terminal]' \
-  '(-q)-k+[specify number of characters to read]:number of characters' \
-  '(-q -s -u -p)-z[read entry from editor buffer stack]' \
+  '(-q)-k+[specify number of characters to read]:: :_guard "[0-9]#" "number of characters"' \
+  '(-q -z)-t+[test if input is available before reading]:: :_guard "[0-9.]#" "timeout (seconds)"' \
+  '(-q -s -u -p -t)-z[read entry from editor buffer stack]' \
   '(-E)-e[input read is echoed and not assigned]' \
   '(-e)-E[input read is echoed]' \
   '(-q -z -p)-s[suppress terminal echoing]' \

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