1#!./perl 2# 3# Tests for perl exit codes, playing with $?, etc... 4 5 6BEGIN { 7 chdir 't' if -d 't'; 8 @INC = qw(. ../lib); 9} 10 11# VMS and Windows need -e "...", most everything else works better with ' 12my $quote = $^O =~ /^(VMS|MSWin\d+)$/ ? q{"} : q{'}; 13 14# Run some code, return its wait status. 15sub run { 16 my($code) = shift; 17 my $cmd = "$^X -e "; 18 return system($cmd.$quote.$code.$quote); 19} 20 21BEGIN { 22 # MacOS system() doesn't have good return value 23 $numtests = ($^O eq 'VMS') ? 7 : ($^O eq 'MacOS') ? 0 : 3; 24} 25 26require "test.pl"; 27plan(tests => $numtests); 28 29if ($^O ne 'MacOS') { 30my $exit, $exit_arg; 31 32$exit = run('exit'); 33is( $exit >> 8, 0, 'Normal exit' ); 34 35if ($^O ne 'VMS') { 36 37 $exit = run('exit 42'); 38 is( $exit >> 8, 42, 'Non-zero exit' ); 39 40} else { 41 42# On VMS, successful returns from system() are always 0, warnings are 1, 43# errors are 2, and fatal errors are 4. 44 45 $exit = run("exit 196609"); # %CLI-S-NORMAL 46 is( $exit >> 8, 0, 'success exit' ); 47 48 $exit = run("exit 196611"); # %CLI-I-NORMAL 49 is( $exit >> 8, 0, 'informational exit' ); 50 51 $exit = run("exit 196608"); # %CLI-W-NORMAL 52 is( $exit >> 8, 1, 'warning exit' ); 53 54 $exit = run("exit 196610"); # %CLI-E-NORMAL 55 is( $exit >> 8, 2, 'error exit' ); 56 57 $exit = run("exit 196612"); # %CLI-F-NORMAL 58 is( $exit >> 8, 4, 'fatal error exit' ); 59} 60 61$exit_arg = 42; 62$exit = run("END { \$? = $exit_arg }"); 63 64# On VMS, in the child process the actual exit status will be SS$_ABORT, 65# which is what you get from any non-zero value of $? that has been 66# dePOSIXified by STATUS_POSIX_SET. In the parent process, all we'll 67# see are the severity bits (0-2) shifted left by 8. 68$exit_arg = (44 & 7) if $^O eq 'VMS'; 69 70is( $exit >> 8, $exit_arg, 'Changing $? in END block' ); 71} 72