linux-kernel - Re: [PATCH 2/3] Ktest: use dodie for critical falures

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Message-ID: <20180321111608.31c712a2@gandalf.local.home>
Date:   Wed, 21 Mar 2018 11:16:08 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Tim Tianyang Chen <tianyang.chen@...cle.com>
Cc:     linux-kernel@...r.kernel.org, dhaval.giani@...cle.com
Subject: Re: [PATCH 2/3] Ktest: use dodie for critical falures

On Fri, 15 Dec 2017 15:20:10 -0800
Tim Tianyang Chen <tianyang.chen@...cle.com> wrote:

> Users should get emails when the script dies because of a critical failure. Critical
> failures are defined as any errors that could abnormally terminate the script.
> 
> In order to add email support, this patch converts all die() to dodie() except:
>  * when '-v' is used as an option to get the version of the script.
>  * in Sig-Int handeler because it's not a fatal error to cancel the script.
>  * errors happen during parsing config

I would say you don't need it for parsing the config either. It doesn't
make sense, as you wouldn't have the mailto defined yet.


> @@ -4132,7 +4132,7 @@ if ($#ARGV == 0) {
>  if (! -f $ktest_config) {
>      $newconfig = 1;
>      get_test_case;
> -    open(OUT, ">$ktest_config") or die "Can not create $ktest_config";
> +    open(OUT, ">$ktest_config") or dodie "Can not create $ktest_config";

Here, no config was specified, and so no configs either.


>      print OUT << "EOF"
>  # Generated by ktest.pl
>  #
> @@ -4167,7 +4167,7 @@ if (defined($opt{"LOG_FILE"})) {
>  my @new_configs = keys %entered_configs;
>  if ($#new_configs >= 0) {
>      print "\nAppending entered in configs to $ktest_config\n";
> -    open(OUT, ">>$ktest_config") or die "Can not append to $ktest_config";
> +    open(OUT, ">>$ktest_config") or dodie "Can not append to $ktest_config";

Here too.


-- Steve


>      foreach my $config (@new_configs) {
>  	print OUT "$config = $entered_configs{$config}\n";
>  	$opt{$config} = process_variables($entered_configs{$config});