# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1680867740 -7200
# Node ID d939bf469057b5116ae514b9abc38d135e9e5590
# Parent  4c3dc767fb1144f85dd7335240b788dfb0a8f9b5
util.human.io: Prefer using the $COLUMNS environment variable if set (by readline)

Feels like it should be faster.

diff -r 4c3dc767fb11 -r d939bf469057 util/human/io.lua
--- a/util/human/io.lua	Fri Apr 07 13:38:59 2023 +0200
+++ b/util/human/io.lua	Fri Apr 07 13:42:20 2023 +0200
@@ -109,6 +109,8 @@
 end
 
 local function term_width(default)
+	local env_cols = os.getenv "COLUMNS";
+	if env_cols then return env_cols; end
 	local stty = io.popen("stty -a");
 	if not stty then return default; end
 	local result = stty:read("*a");
diff -r 4c3dc767fb11 -r d939bf469057 util/prosodyctl/shell.lua
--- a/util/prosodyctl/shell.lua	Fri Apr 07 13:38:59 2023 +0200
+++ b/util/prosodyctl/shell.lua	Fri Apr 07 13:42:20 2023 +0200
@@ -30,7 +30,7 @@
 end
 
 local function send_line(client, line)
-	client.send(st.stanza("repl-input", { width = os.getenv "COLUMNS" or term_width() }):text(line));
+	client.send(st.stanza("repl-input", { width = term_width() }):text(line));
 end
 
 local function repl(client)