Added mysqli_query error management for older php versions to function myq; minor changes

web/clitools/crawlernew/crawler.php

@@ -55,6 +55,8 @@ $opts=[
 	'jsonwrite'=>false,
 ];
 
+$ghtsa=[[' day',' days'],[' hour',' hours'],[' minute',' minutes'],[' second',' seconds']];
+
 $help='SYNOPSIS
 
  '.SNAME.' [options]
@@ -82,13 +84,13 @@ OPTIONS
   it dead. See section «TIME SPECIFICATION» below to see how to specify time.
   This option gets passed to each '.CHILD.' process as is, and has no effect
   on '.SNAME.' itself.
-  DEFAULT: '.ght($opts['deadline'],[' day§ days',' hour§ hours',' minute§ minutes',' second§ seconds']).'
+  DEFAULT: '.ght($opts['deadline'],$ghtsa).'
  -o, --oldline <time specification>
   If an instance has been marked as new for more than this time, mark it as
   not new. See section «TIME SPECIFICATION» below to see how to specify time.
   This option gets passed to each '.CHILD.' process as is, and has no effect
   on '.SNAME.' itself.
-  DEFAULT: '.ght($opts['oldline'],[' day§ days',' hour§ hours',' minute§ minutes',' second§ seconds']).'
+  DEFAULT: '.ght($opts['oldline'],$ghtsa).'
  -l, --ldtoots <number>
   This option defines the number of toots that '.CHILD.' processes will try
   to fetch from the local public timelines to try and guess the most used
@@ -421,6 +423,8 @@ function myq(&$link,$query,$line) {
 	catch (Exception $error) {
 		mexit('query «'.$query.'» (line '.$line.') failed: '.$error->getMessage().N,3);
 	}
+	// for older php versions, which seem to not catch mysql exceptions
+	if ($res===false) mexit('query «'.$query.'» (line '.$line.') failed: '.mysqli_errno($link).': '.mysqli_error($link).N,3);
 	return($res);
 }