From 14a8629397ec70fc85472baca67c2a5d12d78257 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Thu, 3 Aug 2023 18:26:35 +0200
Subject: avoid name clashes with stats (mail3831); undercore also illustrates
 out of band

---
 it.class | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/it.class b/it.class
index 858bbe4..4bffec5 100644
--- a/it.class
+++ b/it.class
@@ -678,7 +678,7 @@ static function filter_keys($array, $keys, $p = array())
  *   {-opts} array of opts => {value,true,false,null}: it::exec('ls {-opts}', ['-opts' => ["-l" => true]]);
  * @param $cmd Format string with {keywords} a la ET()
  * @param $args varargs, contains key => val arrays or positionals for filling in cmd line. val=null expands to nothing
- *   'callback' optional closure, $fn($cmd) => print($cmd) for echo, => !print($cmd) for echo and suppress
+ *   '_callback' optional closure, $fn($cmd) => print($cmd) for echo, => !print($cmd) for echo and suppress
  * @return output of command. shell errors not detectable, consider it::system or see  /www/server/log/error_log
  */
 static function exec($cmd, ...$args)
@@ -687,7 +687,7 @@ static function exec($cmd, ...$args)
 	$cmd = it::shell_command($cmd, $args); # NOPHPLINT
 	$before = gettimeofday(true);
 
-	if ((!($args['callback'] instanceof Closure) || $args['callback']($cmd)) && !EDC('noexec'))
+	if ((!($args['_callback'] instanceof Closure) || $args['_callback']($cmd)) && !EDC('noexec'))
 		$result = (string)shell_exec("set +o posix\n" . $cmd);
 
 	@it::log('exec', round((gettimeofday(true) - $before)*1000) . "\t$cmd");
@@ -708,7 +708,7 @@ static function system($cmd, ...$args)
 	$before = gettimeofday(true);
 	$result = 0;
 
-	if ((!($args['callback'] instanceof Closure) || $args['callback']($cmd)) && !EDC('noexec'))
+	if ((!($args['_callback'] instanceof Closure) || $args['_callback']($cmd)) && !EDC('noexec'))
 		system("set +o posix\n" . $cmd, $result);
 
 	@it::log('exec', round((gettimeofday(true) - $before)*1000) . "\t$cmd");
-- 
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