From 167018113cf0f690cca41e9e4c2f4a1121356352 Mon Sep 17 00:00:00 2001 From: Karl Heuer Date: Tue, 11 Apr 1995 00:38:11 +0000 Subject: Comment changes. --- src/keyboard.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'src/keyboard.h') diff --git a/src/keyboard.h b/src/keyboard.h index e3c30fd0f54..93d4d7bd0f3 100644 --- a/src/keyboard.h +++ b/src/keyboard.h @@ -66,7 +66,17 @@ struct kboard { KBOARD *next_kboard; - /* The state of a prefix arg. */ + /* The state of a prefix arg. + After pressing C-u COUNT times, prefix_factor is 4^COUNT + and prefix_value is nil. + After C-u NUM, prefix_factor is nil and prefix_value is abs(NUM). + (prefix_factor and prefix_value are never both non-nil.) + prefix_sign is always either +1 or -1; a value of -1 means that + the actual numeric argument is the negative of what's in prefix_value, + or just `-' if prefix_value is nil. + The boolean prefix_partial means that the user is in the process + of building a prefix argument, so that a minus or digit key at + this point is handled specially. */ Lisp_Object prefix_factor, prefix_value; int prefix_sign, prefix_partial; -- cgit v1.2.1