#This script is designed to run with Understand - CodeCheck
use base ("Understand::Codecheck");
use strict;


use constant ERR1 => '<signal.h> included in file %1';

sub register_tr_text() {
  my $check = shift;
  $check->add_tr_text(ERR1);
}

sub name { return "20.8 The signal handling facilities of <signal.h> shall not be used";}

sub description { return "20.8 (Required) The signal handling facilities of <signal.h> shall not be used";}

sub detailed_description { return <<"END_DESC"
Signal handling contains implementation-defined and undefined behaviour.
END_DESC
}

sub test_language {
  my $language = shift;
  return $language =~ /C\+\+/; #Handles C and C++
}

sub test_entity { return 1;}

sub test_global { return 0;}

sub define_options{}

sub check {
  my $check = shift; 
  my $file = shift;
  return unless $file->kind->check("file ~unknown ~unresolved");
 	foreach my $includes($file->filerefs("include","file")){
 		if($includes->ent->name eq "signal.h"){
 				$check->violation($includes->ent,$file,$includes->line,$includes->column,ERR1,$file->name);
 		}
 	}
}