./sigfail.pl
test> sig
INT: sigInt
test> loop
^CCaught
Reloading sigfail.pl
test> sig
INT: sigInt
test> loop
^C^C^C^C^C
use B;
use Term::ReadLine;
$SIG{INT} = \&sigInt;
$term = Term::ReadLine->new("sigfail");
while ($resp = $term->readline("test> "))
{
  if ($resp =~ m/^exit/) { last; }
  elsif ($resp =~ m/^loop/) { loop: goto loop; }
  elsif ($resp =~ m/^reload/) { reload() }
  elsif ($resp =~ m/sig/) { sig() }
  else { print "What?\n"; }
}

sub codeToName
{
  my ($coderef) = @_;
  my $cv = B::svref_2object($coderef);
  return "" unless defined($cv) && defined($cv->GV);
  return $cv->GV->NAME;
}
sub reload { print "Reloading sigfail.pl\n"; exec("./sigfail.pl") }
sub sigInt { print "Caught\n"; reload() }
sub sig { map { print "$_: ",codeToName($SIG{$_}),"\n"
  if defined($SIG{$_}) && ref($SIG{$_}) eq "CODE" }
  sort { $a cmp $b } keys %SIG; }

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In reply to Re^2: signals after exec by tdlewis77
in thread signals after exec by tdlewis77

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