From 307df21222316d35f32e1597824283797aa6a74c Mon Sep 17 00:00:00 2001
From: Marc Vertes <mvertes@free.fr>
Date: Wed, 15 Jan 2025 11:44:13 +0100
Subject: update

---
 bin/tc | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

(limited to 'bin/tc')

diff --git a/bin/tc b/bin/tc
index 278ca3f..e2e34a4 100755
--- a/bin/tc
+++ b/bin/tc
@@ -1,6 +1,8 @@
-#!/bin/bash
+#!/bin/sh
 
-# Set terminal color in xterm and compatibles.
+# Set terminal color in xterm and compatibles
+
+usage="Usage: $0 [black | blue | cyan | gray | green | magenta | orange | red | white | yellow]"
 
 color() {
 	case $1 in
@@ -11,11 +13,11 @@ color() {
 		(4|y|yellow) bg='#ffffe0' ;;
 		(5|n|green)  bg='#e0ffe0' ;;
 		(6|o|orange) bg='#fff0f4' ;;
-		(7|k|black)  bg='#111111' fg='#eeeeee' ;;
-		(*) echo "$0: unknown color $1">&2; exit 1 ;;
+		(7|k|black)  bg='#000000' fg='#eeeeee' ;;
 	esac
+	printf '\e]11;'${bg:-#ffffff}'\e\'  # Set background color.
+	printf '\e]10;'${fg:-#000000}'\e\'  # Set foreground color.
 }
 
+case $1 in -*) echo "$usage" >&2; exit 1;; esac
 color ${1:-$((RANDOM % 7))}	
-printf '\E]11;'${bg:-#ffffff}'\E\'
-printf '\E]10;'${fg:-#000000}'\E\'
-- 
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