From 496fca4fed8c8ead99a31821195cf32609f000fb Mon Sep 17 00:00:00 2001
From: Hugues Hiegel <hugues@hiegel.fr>
Date: Tue, 4 Nov 2008 10:25:51 +0100
Subject: Better calculation of command size

---
 12_Prompts.zsh | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/12_Prompts.zsh b/12_Prompts.zsh
index 79d0c0b..45a6085 100644
--- a/12_Prompts.zsh
+++ b/12_Prompts.zsh
@@ -37,9 +37,8 @@ preexec ()
 	prompt_colors[date]="$prompt_colors[generic];$color[bold]"
 	update_prompt
 
-	local string="$(expand_text "$PROMPT$1")"
-	local lines=$(( (${#string} - 1) / $COLUMNS))
-	for i in {0..$lines} ; print -Pn "\e[1A"
+	local lines="$(expand_text "$PROMPT$1" | sed "s/\\(.\{$COLUMNS\}\\)/\\1\\n/g" | wc -l)"
+	for i in {1..$lines} ; print -Pn "\e[1A"
 	print -Pn "\r$PROMPT"
 	print "$1"
 	prompt_colors[date]=$prompt_colors[generic]
-- 
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