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#!./perl
BEGIN {
chdir 't' if -d 't';
require './test.pl';
set_up_inc('../lib');
}
my $vms_exit_mode = 0;
if ($^O eq 'VMS') {
if (eval 'require VMS::Feature') {
$vms_exit_mode = !(VMS::Feature::current("posix_exit"));
} else {
my $env_unix_rpt = $ENV{'DECC$FILENAME_UNIX_REPORT'} || '';
my $env_posix_ex = $ENV{'PERL_VMS_POSIX_EXIT'} || '';
my $unix_rpt = $env_unix_rpt =~ /^[ET1]/i;
my $posix_ex = $env_posix_ex =~ /^[ET1]/i;
if (($unix_rpt || $posix_ex) ) {
$vms_exit_mode = 0;
} else {
$vms_exit_mode = 1;
}
}
}
# suppress VMS whinging about bad execs.
use vmsish qw(hushed);
$| = 1; # flush stdout
$ENV{LC_ALL} = 'C'; # Force English error messages.
$ENV{LANGUAGE} = 'C'; # Ditto in GNU.
my $Is_VMS = $^O eq 'VMS';
my $Is_Win32 = $^O eq 'MSWin32';
plan(tests => 41);
my $Perl = which_perl();
my $exit;
SKIP: {
skip("bug/feature of pdksh", 2) if $^O eq 'os2';
my $tnum = curr_test();
$exit = system qq{$Perl -le "print q{ok $tnum - interp system(EXPR)"}};
next_test();
is( $exit, 0, ' exited 0' );
}
my $tnum = curr_test();
$exit = system qq{$Perl -le "print q{ok $tnum - split & direct system(EXPR)"}};
next_test();
is( $exit, 0, ' exited 0' );
# On VMS and Win32 you need the quotes around the program or it won't work.
# On Unix its the opposite.
my $quote = $Is_VMS || $Is_Win32 ? '"' : '';
$tnum = curr_test();
$exit = system $Perl, '-le',
"${quote}print q{ok $tnum - system(PROG, LIST)}${quote}";
next_test();
is( $exit, 0, ' exited 0' );
# Some basic piped commands. Some OS's have trouble with "helpfully"
# putting newlines on the end of piped output. So we split this into
# newline insensitive and newline sensitive tests.
my $echo_out = `$Perl -e "print 'ok'" | $Perl -le "print <STDIN>"`;
$echo_out =~ s/\n\n/\n/g;
is( $echo_out, "ok\n", 'piped echo emulation');
{
# here we check if extra newlines are going to be slapped on
# piped output.
local $TODO = 'VMS sticks newlines on everything' if $Is_VMS;
is( scalar `$Perl -e "print 'ok'"`,
"ok", 'no extra newlines on ``' );
is( scalar `$Perl -e "print 'ok'" | $Perl -e "print <STDIN>"`,
"ok", 'no extra newlines on pipes');
is( scalar `$Perl -le "print 'ok'" | $Perl -le "print <STDIN>"`,
"ok\n\n", 'doubled up newlines');
is( scalar `$Perl -e "print 'ok'" | $Perl -le "print <STDIN>"`,
"ok\n", 'extra newlines on inside pipes');
is( scalar `$Perl -le "print 'ok'" | $Perl -e "print <STDIN>"`,
"ok\n", 'extra newlines on outgoing pipes');
{
local($/) = \2;
$out = runperl(prog => 'print q{1234}');
is($out, "1234", 'ignore $/ when capturing output in scalar context');
}
}
is( system(qq{$Perl -e "exit 0"}), 0, 'Explicit exit of 0' );
my $exit_one = $vms_exit_mode ? 4 << 8 : 1 << 8;
is( system(qq{$Perl "-I../lib" -e "use vmsish qw(hushed); exit 1"}), $exit_one,
'Explicit exit of 1' );
$rc = system { "lskdfj" } "lskdfj";
unless( ok($rc == 255 << 8 or $rc == -1 or $rc == 256 or $rc == 512) ) {
print "# \$rc == $rc\n";
}
unless ( ok( $! == 2 or $! =~ /\bno\b.*\bfile/i or
$! == 13 or $! =~ /permission denied/i or
$! == 20 or $! =~ /not a directory/i or # If PATH component is
# a non-directory
$! == 22 or $! =~ /invalid argument/i ) ) {
diag sprintf "\$! eq %d, '%s'\n", $!, $!;
}
is( `$Perl -le "print 'ok'"`, "ok\n", 'basic ``' );
is( <<`END`, "ok\n", '<<`HEREDOC`' );
$Perl -le "print 'ok'"
END
is( <<~`END`, "ok\n", '<<~`HEREDOC`' );
$Perl -le "print 'ok'"
END
{
sub rpecho { qq($Perl -le "print '$_[0]'") }
is scalar(readpipe(rpecho("b"))), "b\n",
"readpipe with one argument in scalar context";
is join(",", "a", readpipe(rpecho("b")), "c"), "a,b\n,c",
"readpipe with one argument in list context";
local $_ = rpecho("f");
is scalar(readpipe), "f\n",
"readpipe default argument in scalar context";
is join(",", "a", readpipe, "c"), "a,f\n,c",
"readpipe default argument in list context";
sub rpechocxt {
rpecho(wantarray ? "list" : defined(wantarray) ? "scalar" : "void");
}
is scalar(readpipe(rpechocxt())), "scalar\n",
"readpipe argument context in scalar context";
is join(",", "a", readpipe(rpechocxt()), "b"), "a,scalar\n,b",
"readpipe argument context in list context";
foreach my $args ("(\$::p,\$::q)", "((\$::p,\$::q))") {
foreach my $lvalue ("my \$r", "my \@r") {
eval("$lvalue = readpipe$args if 0");
like $@, qr/\AToo many arguments for /;
}
}
}
package o {
use subs "readpipe";
sub readpipe { pop }
::is `${\"hello"}`, 'hello',
'overridden `` interpolates [perl #115330]';
::is <<`119827`, "ls\n",
l${\"s"}
119827
'<<`` respects overrides and interpolates [perl #119827]';
}
TODO: {
my $tnum = curr_test();
if( $^O =~ /Win32/ ) {
print "not ok $tnum - exec failure doesn't terminate process " .
"# TODO Win32 exec failure waits for user input\n";
next_test();
last TODO;
}
ok( !exec("lskdjfalksdjfdjfkls"),
"exec failure doesn't terminate process");
}
{
local $! = 0;
ok !exec(), 'empty exec LIST fails';
ok $! == 2 || $! =~ qr/\bno\b.*\bfile\b/i, 'errno = ENOENT'
or diag sprintf "\$! eq %d, '%s'\n", $!, $!;
}
{
local $! = 0;
my $err = $!;
ok !(exec {""} ()), 'empty exec PROGRAM LIST fails';
ok $! == 2 || $! =~ qr/\bno\b.*\bfile\b/i, 'errno = ENOENT'
or diag sprintf "\$! eq %d, '%s'\n", $!, $!;
}
package CountRead {
sub TIESCALAR { bless({ n => 0 }, $_[0]) }
sub FETCH { ++$_[0]->{n} }
}
my $cr;
tie $cr, "CountRead";
my $exit_statement = "exit(\$ARGV[0] eq '1' ? 0 : 1)";
$exit_statement = qq/"$exit_statement"/ if $^O eq 'VMS';
is system($^X, "-e", $exit_statement, $cr), 0,
"system args have magic processed exactly once";
is tied($cr)->{n}, 1, "system args have magic processed before fork";
$exit_statement = "exit(\$ARGV[0] eq \$ARGV[1] ? 0 : 1)";
$exit_statement = qq/"$exit_statement"/ if $^O eq 'VMS';
is system($^X, "-e", $exit_statement, "$$", $$), 0,
"system args have magic processed before fork";
my $test = curr_test();
exec $Perl, '-le', qq{${quote}print 'ok $test - exec PROG, LIST'${quote}};
fail("This should never be reached if the exec() worked");
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