[perl5.git] / ext / POSIX / t / posix.t

#!./perl

BEGIN {
    require Config; import Config;
    if ($^O ne 'VMS' and $Config{'extensions'} !~ /\bPOSIX\b/) {
	print "1..0\n";
	exit 0;
    }
    unshift @INC, "../../t";
    require 'loc_tools.pl';
}

use Test::More tests => 96;

use POSIX qw(fcntl_h signal_h limits_h _exit getcwd open read strftime write
	     errno localeconv dup dup2 lseek access);
use strict 'subs';
use warnings;

sub next_test {
    my $builder = Test::More->builder;
    $builder->current_test($builder->current_test() + 1);
}

$| = 1;

$Is_W32     = $^O eq 'MSWin32';
$Is_Dos     = $^O eq 'dos';
$Is_VMS     = $^O eq 'VMS';
$Is_OS2     = $^O eq 'os2';
$Is_UWin    = $^O eq 'uwin';
$Is_OS390   = $^O eq 'os390';

my $vms_unix_rpt = 0;
my $vms_efs = 0;
my $unix_mode = 1;

if ($Is_VMS) {
    $unix_mode = 0;
    if (eval 'require VMS::Feature') {
        $vms_unix_rpt = VMS::Feature::current("filename_unix_report");
        $vms_efs = VMS::Feature::current("efs_charset");
    } else {
        my $unix_rpt = $ENV{'DECC$FILENAME_UNIX_REPORT'} || '';
        my $efs_charset = $ENV{'DECC$EFS_CHARSET'} || '';
        $vms_unix_rpt = $unix_rpt =~ /^[ET1]/i;
        $vms_efs = $efs_charset =~ /^[ET1]/i;
    }

    # Traditional VMS mode only if VMS is not in UNIX compatible mode.
    $unix_mode = ($vms_efs && $vms_unix_rpt);

}

my $testfd = open("Makefile.PL", O_RDONLY, 0);
like($testfd, qr/\A\d+\z/, 'O_RDONLY with open');
read($testfd, $buffer, 4) if $testfd > 2;
is( $buffer, "# Ex",                      '    with read' );

TODO:
{
    local $TODO = "read to array element not working";

    read($testfd, $buffer[1], 5) if $testfd > 2;
    is( $buffer[1], "perl\n",	               '    read to array element' );
}

my $test = next_test();
write(1,"ok $test\nnot ok $test\n", 5);

SKIP: {
    skip("no pipe() support on DOS", 2) if $Is_Dos;

    @fds = POSIX::pipe();
    cmp_ok($fds[0], '>', $testfd, 'POSIX::pipe');

    CORE::open(my $reader, "<&=".$fds[0]);
    CORE::open(my $writer, ">&=".$fds[1]);
    my $test = next_test();
    print $writer "ok $test\n";
    close $writer;
    print <$reader>;
    close $reader;
}

SKIP: {
    skip("no sigaction support on win32/dos", 6) if $Is_W32 || $Is_Dos;

    my $sigset = new POSIX::SigSet 1, 3;
    $sigset->delset(1);
    ok(! $sigset->ismember(1),  'POSIX::SigSet->delset' );
    ok(  $sigset->ismember(3),  'POSIX::SigSet->ismember' );

    my $sigint_called = 0;

    my $mask   = new POSIX::SigSet &SIGINT;
    my $action = new POSIX::SigAction 'main::SigHUP', $mask, 0;
    sigaction(&SIGHUP, $action);
    $SIG{'INT'} = 'SigINT';

    # At least OpenBSD/i386 3.3 is okay, as is NetBSD 1.5.
    # But not NetBSD 1.6 & 1.6.1: the test makes perl crash.
    # So the kill() must not be done with this config in order to
    # finish the test.
    # For others (darwin & freebsd), let the test fail without crashing.
    # the test passes at least from freebsd 8.1
    my $todo = $^O eq 'netbsd' && $Config{osvers}=~/^1\.6/;
    my $why_todo = "# TODO $^O $Config{osvers} seems to lose blocked signals";
    if (!$todo) {
      kill 'HUP', $$;
    } else {
      print "not ok 9 - sigaction SIGHUP ",$why_todo,"\n";
      print "not ok 10 - sig mask delayed SIGINT ",$why_todo,"\n";
    }
    sleep 1;

    $todo = 1 if ($^O eq 'freebsd' && $Config{osvers} < 8)
              || ($^O eq 'darwin' && $Config{osvers} < '6.6');
    printf "%s 11 - masked SIGINT received %s\n",
        $sigint_called ? "ok" : "not ok",
        $todo ? $why_todo : '';

    print "ok 12 - signal masks successful\n";

    sub SigHUP {
        print "ok 9 - sigaction SIGHUP\n";
        kill 'INT', $$;
        sleep 2;
        print "ok 10 - sig mask delayed SIGINT\n";
    }

    sub SigINT {
        $sigint_called++;
    }

    # The order of the above tests is very important, so
    # we use literal prints and hard coded numbers.
    next_test() for 1..4;
}

SKIP: {
    skip("_POSIX_OPEN_MAX undefined ($fds[1])",  1) unless &_POSIX_OPEN_MAX;

    cmp_ok(&_POSIX_OPEN_MAX, '>=', 16,
	   "The minimum allowed values according to susv2" );

}

my $pat;
if ( $unix_mode ) {
    $pat = qr#[\\/]POSIX$#i;
}
else {
    $pat = qr/\.POSIX\]/i;
}
like( getcwd(), qr/$pat/, 'getcwd' );

# Check string conversion functions.
my $weasel_words = "(though differences may be beyond the displayed digits)";

SKIP: { 
    skip("strtod() not present", 3) unless $Config{d_strtod};

    if (locales_enabled('LC_NUMERIC')) {
        $lc = &POSIX::setlocale(&POSIX::LC_NUMERIC);
        &POSIX::setlocale(&POSIX::LC_NUMERIC, 'C');
    }

    # we're just checking that strtod works, not how accurate it is
    ($n, $x) = &POSIX::strtod('3.14159_OR_SO');
    cmp_ok(abs("3.14159" - $n), '<', 1e-6, 'strtod works');
    is($x, 6, 'strtod works');

    # If $Config{nvtype} is 'double' we check that strtod assigns the same value as
    # perl for the input 8.87359152e-6.
    # We check that value as it is known to have produced discrepancies in the past.
    # If this check fails then perl's buggy atof has probably assigned the value,
    # instead of the preferred Perl_strtod function.

    $n = &POSIX::strtod('8.87359152e-6');
    if($Config{nvtype} eq 'double' || ($Config{nvtype} eq 'long double' && $Config{longdblkind} == 0)) {
      cmp_ok($n, '==', 8.87359152e-6, "strtod and perl agree $weasel_words");
    }
    else {
      cmp_ok($n, '!=', 8.87359152e-6, "strtod and perl should differ $weasel_words");
    }

    &POSIX::setlocale(&POSIX::LC_NUMERIC, $lc) if locales_enabled('LC_NUMERIC');
}

SKIP: {
    skip("strtold() not present", 3) unless $Config{d_strtold};

    if (locales_enabled('LC_NUMERIC')) {
        $lc = &POSIX::setlocale(&POSIX::LC_NUMERIC);
        &POSIX::setlocale(&POSIX::LC_NUMERIC, 'C');
    }

    # we're just checking that strtold works, not how accurate it is
    ($n, $x) = &POSIX::strtold('2.718_ISH');
    cmp_ok(abs("2.718" - $n), '<', 1e-6, 'strtold works');
    is($x, 4, 'strtold works');

    # If $Config{nvtype} is 'long double' we check that strtold assigns the same value as
    # perl for the input 9.81256119e4.
    # We check that value as it is known to have produced discrepancies in the past.
    # If this check fails then perl's buggy atof has probably assigned the value,
    # instead of the preferred Perl_strtod function.

    if($Config{nvtype} eq 'long double') {
      $n = &POSIX::strtold('9.81256119e4820');
      cmp_ok($n, '==', 9.81256119e4820, "strtold and perl agree $weasel_words");
    }
    elsif($Config{nvtype} eq '__float128') {
      $n = &POSIX::strtold('9.81256119e4820');
      if($Config{longdblkind} == 1 || $Config{longdblkind} == 2) {
        cmp_ok($n, '==', 9.81256119e4820, "strtold and perl agree $weasel_words");
      }
      else {
        cmp_ok($n, '!=', 9.81256119e4820, "strtold and perl should differ $weasel_words");
      }
    }
    else { # nvtype is double ... don't try and make this into a meaningful test
      cmp_ok(1, '==', 1, 'skipping comparison between strtold amd perl');
    }

    &POSIX::setlocale(&POSIX::LC_NUMERIC, $lc) if locales_enabled('LC_NUMERIC');
}

SKIP: {
    # We don't yet have a POSIX::strtoflt128 - but let's at least check that
    # Perl_strtod, not perl's atof, is assigning the values on quadmath builds.
    # Do this by checking that 3329232e296 (which is known to be assigned
    # incorrectly by perl's atof) is assigned to its correct value.

    skip("not a -Dusequadmath build", 1) unless $Config{nvtype} eq '__float128';
    cmp_ok(scalar(reverse(unpack("h*", pack("F<", 3329232e296)))),
           'eq','43ebf120d02ce967d48e180409b3f958',
           '3329232e296 is assigned correctly');
}

SKIP: {
    skip("strtol() not present", 2) unless $Config{d_strtol};

    ($n, $x) = &POSIX::strtol('21_PENGUINS');
    is($n, 21, 'strtol() number');
    is($x, 9,  '         unparsed chars');
}

SKIP: {
    skip("strtoul() not present", 2) unless $Config{d_strtoul};

    ($n, $x) = &POSIX::strtoul('88_TEARS');
    is($n, 88, 'strtoul() number');
    is($x, 6,  '          unparsed chars');
}

# Pick up whether we're really able to dynamically load everything.
cmp_ok(&POSIX::acos(1.0), '==', 0.0, 'dynamic loading');

# This can coredump if struct tm has a timezone field and we
# didn't detect it.  If this fails, try adding
# -DSTRUCT_TM_HASZONE to your cflags when compiling ext/POSIX/POSIX.c.
# See ext/POSIX/hints/sunos_4.pl and ext/POSIX/hints/linux.pl 
$test = next_test();
print POSIX::strftime("ok $test # %H:%M, on %m/%d/%y\n", localtime());

# If that worked, validate the mini_mktime() routine's normalisation of
# input fields to strftime().
sub try_strftime {
    my $expect = shift;
    my $got = POSIX::strftime("%a %b %d %H:%M:%S %Y %j", @_);
    is($got, $expect, "validating mini_mktime() and strftime(): $expect");
}

if (locales_enabled('LC_TIME')) {
    $lc = &POSIX::setlocale(&POSIX::LC_TIME);
    &POSIX::setlocale(&POSIX::LC_TIME, 'C');
}

try_strftime("Wed Feb 28 00:00:00 1996 059", 0,0,0, 28,1,96);
SKIP: {
    skip("VC++ 8 and Vista's CRTs regard 60 seconds as an invalid parameter", 1)
	if ($Is_W32
	    and (($Config{cc} eq 'cl' and
		    $Config{ccversion} =~ /^(\d+)/ and $1 >= 14)
		or ($Config{cc} eq 'icl' and
		    `cl --version 2>&1` =~ /^.*Version\s+([\d.]+)/ and $1 >= 14)
		or (Win32::GetOSVersion())[1] >= 6));

    try_strftime("Thu Feb 29 00:00:60 1996 060", 60,0,-24, 30,1,96);
}
try_strftime("Fri Mar 01 00:00:00 1996 061", 0,0,-24, 31,1,96);
try_strftime("Sun Feb 28 00:00:00 1999 059", 0,0,0, 28,1,99);
try_strftime("Mon Mar 01 00:00:00 1999 060", 0,0,24, 28,1,99);
try_strftime("Mon Feb 28 00:00:00 2000 059", 0,0,0, 28,1,100);
try_strftime("Tue Feb 29 00:00:00 2000 060", 0,0,0, 0,2,100);
try_strftime("Wed Mar 01 00:00:00 2000 061", 0,0,0, 1,2,100);
try_strftime("Fri Mar 31 00:00:00 2000 091", 0,0,0, 31,2,100);

{ # rt 72232

  # Std C/POSIX allows day/month to be negative and requires that
  # wday/yday be adjusted as needed
  # previously mini_mktime() would allow yday to dominate if mday and
  # month were both non-positive
  # check that yday doesn't dominate
  try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100);
  try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100,-1,10);
  # it would also allow a positive wday to override the calculated value
  # check that wday is recalculated too
  try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100,0,10);
}

&POSIX::setlocale(&POSIX::LC_TIME, $lc) if locales_enabled('LC_TIME');

{
    for my $test (0, 1) {
	$! = 0;
	# POSIX::errno is autoloaded. 
	# Autoloading requires many system calls.
	# errno() looks at $! to generate its result.
	# Autoloading should not munge the value.
	my $foo  = $!;
	my $errno = POSIX::errno();

        # Force numeric context.
	is( $errno + 0, $foo + 0,     'autoloading and errno() mix' );
    }
}

is (eval "kill 0", 0, "check we have CORE::kill")
  or print "\$\@ is " . _qq($@) . "\n";

# Check that we can import the POSIX kill routine
POSIX->import ('kill');
my $result = eval "kill 0";
is ($result, undef, "we should now have POSIX::kill");
# Check usage.
like ($@, qr/^Usage: POSIX::kill\(pid, sig\)/, "check its usage message");

# Check unimplemented.
$result = eval {POSIX::offsetof};
is ($result, undef, "offsetof should fail");
like ($@, qr/^Unimplemented: POSIX::offsetof\(\): C-specific/,
      "check its unimplemented message");

# Check reimplemented.
$result = eval {POSIX::fgets};
is ($result, undef, "fgets should fail");
like ($@, qr/^Unimplemented: POSIX::fgets\(\): Use method IO::Handle::gets\(\) instead/,
      "check its redef message");

eval {
    use strict;
    no warnings 'uninitialized'; # S_ISBLK normally has an arg
    POSIX->import("S_ISBLK");
    my $x = S_ISBLK
};
unlike( $@, qr/Can't use string .* as a symbol ref/, "Can import autoloaded constants" );

SKIP: {
    skip("locales not available", 26) unless locales_enabled([ qw(NUMERIC MONETARY) ]);
    skip("localeconv() not available", 26) unless $Config{d_locconv};
    my $conv = localeconv;
    is(ref $conv, 'HASH', 'localeconv returns a hash reference');

    foreach (qw(decimal_point thousands_sep grouping int_curr_symbol
		currency_symbol mon_decimal_point mon_thousands_sep
		mon_grouping positive_sign negative_sign)) {
    SKIP: {
	    skip("localeconv has no result for $_", 1)
		unless exists $conv->{$_};
	    unlike(delete $conv->{$_}, qr/\A\z/,
		   "localeconv returned a non-empty string for $_");
	}
    }

    my @lconv = qw(
        int_frac_digits frac_digits
        p_cs_precedes   p_sep_by_space
        n_cs_precedes   n_sep_by_space
        p_sign_posn     n_sign_posn
    );

    SKIP: {
        skip('No HAS_LC_MONETARY_2008', 6) unless $Config{d_lc_monetary_2008};

        push @lconv, qw(
            int_p_cs_precedes int_p_sep_by_space
            int_n_cs_precedes int_n_sep_by_space
            int_p_sign_posn   int_n_sign_posn
        );
    }

    foreach (@lconv) {
    SKIP: {
	    skip("localeconv has no result for $_", 1)
		unless exists $conv->{$_};
	    like(delete $conv->{$_}, qr/\A-?\d+\z/,
		 "localeconv returned an integer for $_");
	}
    }
    is_deeply([%$conv], [], 'no unexpected keys returned by localeconv');
}

my $fd1 = open("Makefile.PL", O_RDONLY, 0);
like($fd1, qr/\A\d+\z/, 'O_RDONLY with open');
cmp_ok($fd1, '>', $testfd);
my $fd2 = dup($fd1);
like($fd2, qr/\A\d+\z/, 'dup');
cmp_ok($fd2, '>', $fd1);
is(POSIX::close($fd1), '0 but true', 'close');
is(POSIX::close($testfd), '0 but true', 'close');
$! = 0;
undef $buffer;
is(read($fd1, $buffer, 4), undef, 'read on closed file handle fails');
cmp_ok($!, '==', POSIX::EBADF);
undef $buffer;
read($fd2, $buffer, 4) if $fd2 > 2;
is($buffer, "# Ex", 'read');
# The descriptor $testfd was using is now free, and is lower than that which
# $fd1 was using. Hence if dup2() behaves as dup(), we'll know :-)
{
    $testfd = dup2($fd2, $fd1);
    is($testfd, $fd1, 'dup2');
    undef $buffer;
    read($testfd, $buffer, 4) if $testfd > 2;
    is($buffer, 'pect', 'read');
    is(lseek($testfd, 0, 0), 0, 'lseek back');
    # The two should share file position:
    undef $buffer;
    read($fd2, $buffer, 4) if $fd2 > 2;
    is($buffer, "# Ex", 'read');
}

# The FreeBSD man page warns:
# The access() system call is a potential security hole due to race
# conditions and should never be used.
is(access('Makefile.PL', POSIX::F_OK), '0 but true', 'access');
is(access('Makefile.PL', POSIX::R_OK), '0 but true', 'access');
$! = 0;
is(access('no such file', POSIX::F_OK), undef, 'access on missing file');
cmp_ok($!, '==', POSIX::ENOENT);
is(access('Makefile.PL/nonsense', POSIX::F_OK), undef,
   'access on not-a-directory');
SKIP: {
    skip("$^O is insufficiently POSIX", 1)
	if $Is_W32 || $Is_VMS;
    cmp_ok($!, '==', POSIX::ENOTDIR);
}

{   # tmpnam() has been removed as unsafe
    my $x = eval { POSIX::tmpnam() };
    is($x, undef, 'tmpnam has been removed');
    like($@, qr/use File::Temp/, 'tmpnam advises File::Temp');
}

# Check that output is not flushed by _exit. This test should be last
# in the file, and is not counted in the total number of tests.
if ($^O eq 'vos') {
 print "# TODO - hit VOS bug posix-885 - _exit flushes output buffers.\n";
} else {
 $| = 0;
 # The following line assumes buffered output, which may be not true:
 print '@#!*$@(!@#$' unless ($Is_OS2 || $Is_UWin || $Is_OS390 ||
                            $Is_VMS ||
			    (defined $ENV{PERLIO} &&
			     $ENV{PERLIO} eq 'unix' &&
			     $Config::Config{useperlio}));
 _exit(0);
}
Commit	Line	Data
a0d0e21e LW	1	#!./perl
	2
	3	BEGIN {
a0d0e21e	4	require Config; import Config;
fa6b8193	5	if ($^O ne 'VMS' and $Config{'extensions'} !~ /\bPOSIX\b/) {
c764b42b	6	print "1..0\n";
a0d0e21e LW	7	exit 0;
a0d0e21e LW	8	}
12144562	9	unshift @INC, "../../t";
ef9d5242	10	require 'loc_tools.pl';
a0d0e21e	11	}
c07a80fd	12
693d95f3	13	use Test::More tests => 96;
e6c299c8	14
212caf55	15	use POSIX qw(fcntl_h signal_h limits_h _exit getcwd open read strftime write
1a917639	16	errno localeconv dup dup2 lseek access);
e6c299c8	17	use strict 'subs';
0ee0b3d1	18	use warnings;
a0d0e21e	19
849ddec1 NC	20	sub next_test {
	21	my $builder = Test::More->builder;
	22	$builder->current_test($builder->current_test() + 1);
	23	}
	24
c07a80fd	25	$\| = 1;
a0d0e21e	26
e6c299c8 JH	27	$Is_W32 = $^O eq 'MSWin32';
e6c299c8 JH	28	$Is_Dos = $^O eq 'dos';
e6c299c8 JH	29	$Is_VMS = $^O eq 'VMS';
	30	$Is_OS2 = $^O eq 'os2';
	31	$Is_UWin = $^O eq 'uwin';
	32	$Is_OS390 = $^O eq 'os390';
6dead956	33
6a164b5b JM	34	my $vms_unix_rpt = 0;
	35	my $vms_efs = 0;
	36	my $unix_mode = 1;
	37
	38	if ($Is_VMS) {
	39	$unix_mode = 0;
	40	if (eval 'require VMS::Feature') {
	41	$vms_unix_rpt = VMS::Feature::current("filename_unix_report");
	42	$vms_efs = VMS::Feature::current("efs_charset");
	43	} else {
	44	my $unix_rpt = $ENV{'DECC$FILENAME_UNIX_REPORT'} \|\| '';
	45	my $efs_charset = $ENV{'DECC$EFS_CHARSET'} \|\| '';
	46	$vms_unix_rpt = $unix_rpt =~ /^[ET1]/i;
	47	$vms_efs = $efs_charset =~ /^[ET1]/i;
	48	}
	49
	50	# Traditional VMS mode only if VMS is not in UNIX compatible mode.
	51	$unix_mode = ($vms_efs && $vms_unix_rpt);
	52
	53	}
	54
a572b909 NC	55	my $testfd = open("Makefile.PL", O_RDONLY, 0);
a572b909 NC	56	like($testfd, qr/\A\d+\z/, 'O_RDONLY with open');
7814eec4	57	read($testfd, $buffer, 4) if $testfd > 2;
2adbc9b6	58	is( $buffer, "# Ex", ' with read' );
c07a80fd	59
7814eec4 PM	60	TODO:
	61	{
	62	local $TODO = "read to array element not working";
	63
	64	read($testfd, $buffer[1], 5) if $testfd > 2;
	65	is( $buffer[1], "perl\n", ' read to array element' );
	66	}
	67
a572b909 NC	68	my $test = next_test();
a572b909 NC	69	write(1,"ok $test\nnot ok $test\n", 5);
e6c299c8 JH	70
	71	SKIP: {
	72	skip("no pipe() support on DOS", 2) if $Is_Dos;
a0d0e21e	73
10de532f	74	@fds = POSIX::pipe();
a572b909	75	cmp_ok($fds[0], '>', $testfd, 'POSIX::pipe');
e6c299c8	76
fe54cd9c TC	77	CORE::open(my $reader, "<&=".$fds[0]);
fe54cd9c TC	78	CORE::open(my $writer, ">&=".$fds[1]);
a572b909 NC	79	my $test = next_test();
a572b909 NC	80	print $writer "ok $test\n";
10de532f JH	81	close $writer;
	82	print <$reader>;
	83	close $reader;
6bbf1b34	84	}
a0d0e21e	85
e6c299c8 JH	86	SKIP: {
	87	skip("no sigaction support on win32/dos", 6) if $Is_W32 \|\| $Is_Dos;
	88
	89	my $sigset = new POSIX::SigSet 1, 3;
	90	$sigset->delset(1);
	91	ok(! $sigset->ismember(1), 'POSIX::SigSet->delset' );
	92	ok( $sigset->ismember(3), 'POSIX::SigSet->ismember' );
be4e88b6	93
a68a847e TH	94	my $sigint_called = 0;
	95
	96	my $mask = new POSIX::SigSet &SIGINT;
	97	my $action = new POSIX::SigAction 'main::SigHUP', $mask, 0;
	98	sigaction(&SIGHUP, $action);
	99	$SIG{'INT'} = 'SigINT';
	100
	101	# At least OpenBSD/i386 3.3 is okay, as is NetBSD 1.5.
	102	# But not NetBSD 1.6 & 1.6.1: the test makes perl crash.
	103	# So the kill() must not be done with this config in order to
	104	# finish the test.
	105	# For others (darwin & freebsd), let the test fail without crashing.
	106	# the test passes at least from freebsd 8.1
	107	my $todo = $^O eq 'netbsd' && $Config{osvers}=~/^1\.6/;
	108	my $why_todo = "# TODO $^O $Config{osvers} seems to lose blocked signals";
	109	if (!$todo) {
	110	kill 'HUP', $$;
	111	} else {
	112	print "not ok 9 - sigaction SIGHUP ",$why_todo,"\n";
	113	print "not ok 10 - sig mask delayed SIGINT ",$why_todo,"\n";
	114	}
	115	sleep 1;
10de532f	116
a68a847e TH	117	$todo = 1 if ($^O eq 'freebsd' && $Config{osvers} < 8)
	118	\|\| ($^O eq 'darwin' && $Config{osvers} < '6.6');
	119	printf "%s 11 - masked SIGINT received %s\n",
	120	$sigint_called ? "ok" : "not ok",
	121	$todo ? $why_todo : '';
e6c299c8	122
a68a847e TH	123	print "ok 12 - signal masks successful\n";
	124
	125	sub SigHUP {
	126	print "ok 9 - sigaction SIGHUP\n";
	127	kill 'INT', $$;
	128	sleep 2;
	129	print "ok 10 - sig mask delayed SIGINT\n";
	130	}
	131
	132	sub SigINT {
	133	$sigint_called++;
d536870a	134	}
a68a847e TH	135
	136	# The order of the above tests is very important, so
	137	# we use literal prints and hard coded numbers.
	138	next_test() for 1..4;
6dead956	139	}
a0d0e21e	140
e6c299c8	141	SKIP: {
e6c299c8 JH	142	skip("_POSIX_OPEN_MAX undefined ($fds[1])", 1) unless &_POSIX_OPEN_MAX;
e6c299c8 JH	143
a572b909 NC	144	cmp_ok(&_POSIX_OPEN_MAX, '>=', 16,
a572b909 NC	145	"The minimum allowed values according to susv2" );
4e0f6e8c	146
c9ff6e92	147	}
a0d0e21e	148
d536870a	149	my $pat;
2adbc9b6 NC	150	if ( $unix_mode ) {
2adbc9b6 NC	151	$pat = qr#[\\/]POSIX$#i;
e6c299c8 JH	152	}
e6c299c8 JH	153	else {
92e8e650	154	$pat = qr/\.POSIX\]/i;
d536870a	155	}
e6c299c8	156	like( getcwd(), qr/$pat/, 'getcwd' );
a0d0e21e	157
a89d8a78	158	# Check string conversion functions.
172b0a12	159	my $weasel_words = "(though differences may be beyond the displayed digits)";
a89d8a78	160
e6c299c8	161	SKIP: {
693d95f3	162	skip("strtod() not present", 3) unless $Config{d_strtod};
e6c299c8	163
629eeaee	164	if (locales_enabled('LC_NUMERIC')) {
3f1b8f9e KW	165	$lc = &POSIX::setlocale(&POSIX::LC_NUMERIC);
	166	&POSIX::setlocale(&POSIX::LC_NUMERIC, 'C');
	167	}
e6c299c8 JH	168
e6c299c8 JH	169	# we're just checking that strtod works, not how accurate it is
a89d8a78	170	($n, $x) = &POSIX::strtod('3.14159_OR_SO');
a572b909 NC	171	cmp_ok(abs("3.14159" - $n), '<', 1e-6, 'strtod works');
a572b909 NC	172	is($x, 6, 'strtod works');
e6c299c8	173
693d95f3	174	# If $Config{nvtype} is 'double' we check that strtod assigns the same value as
	175	# perl for the input 8.87359152e-6.
	176	# We check that value as it is known to have produced discrepancies in the past.
	177	# If this check fails then perl's buggy atof has probably assigned the value,
	178	# instead of the preferred Perl_strtod function.
	179
	180	$n = &POSIX::strtod('8.87359152e-6');
	181	if($Config{nvtype} eq 'double' \|\| ($Config{nvtype} eq 'long double' && $Config{longdblkind} == 0)) {
cbbebaa0	182	cmp_ok($n, '==', 8.87359152e-6, "strtod and perl agree $weasel_words");
693d95f3	183	}
693d95f3	184	else {
cbbebaa0	185	cmp_ok($n, '!=', 8.87359152e-6, "strtod and perl should differ $weasel_words");
693d95f3	186	}
693d95f3	187
629eeaee	188	&POSIX::setlocale(&POSIX::LC_NUMERIC, $lc) if locales_enabled('LC_NUMERIC');
e6c299c8 JH	189	}
	190
	191	SKIP: {
693d95f3	192	skip("strtold() not present", 3) unless $Config{d_strtold};
0ff7b9da	193
629eeaee	194	if (locales_enabled('LC_NUMERIC')) {
0ff7b9da JH	195	$lc = &POSIX::setlocale(&POSIX::LC_NUMERIC);
	196	&POSIX::setlocale(&POSIX::LC_NUMERIC, 'C');
	197	}
	198
	199	# we're just checking that strtold works, not how accurate it is
e8f2a01e	200	($n, $x) = &POSIX::strtold('2.718_ISH');
0ff7b9da JH	201	cmp_ok(abs("2.718" - $n), '<', 1e-6, 'strtold works');
	202	is($x, 4, 'strtold works');
	203
693d95f3	204	# If $Config{nvtype} is 'long double' we check that strtold assigns the same value as
	205	# perl for the input 9.81256119e4.
	206	# We check that value as it is known to have produced discrepancies in the past.
	207	# If this check fails then perl's buggy atof has probably assigned the value,
	208	# instead of the preferred Perl_strtod function.
	209
693d95f3	210	if($Config{nvtype} eq 'long double') {
fd8eff85	211	$n = &POSIX::strtold('9.81256119e4820');
cbbebaa0	212	cmp_ok($n, '==', 9.81256119e4820, "strtold and perl agree $weasel_words");
693d95f3	213	}
693d95f3	214	elsif($Config{nvtype} eq '__float128') {
fd8eff85	215	$n = &POSIX::strtold('9.81256119e4820');
693d95f3	216	if($Config{longdblkind} == 1 \|\| $Config{longdblkind} == 2) {
cbbebaa0	217	cmp_ok($n, '==', 9.81256119e4820, "strtold and perl agree $weasel_words");
693d95f3	218	}
693d95f3	219	else {
cbbebaa0	220	cmp_ok($n, '!=', 9.81256119e4820, "strtold and perl should differ $weasel_words");
693d95f3	221	}
	222	}
	223	else { # nvtype is double ... don't try and make this into a meaningful test
	224	cmp_ok(1, '==', 1, 'skipping comparison between strtold amd perl');
	225	}
	226
629eeaee	227	&POSIX::setlocale(&POSIX::LC_NUMERIC, $lc) if locales_enabled('LC_NUMERIC');
0ff7b9da JH	228	}
	229
	230	SKIP: {
693d95f3	231	# We don't yet have a POSIX::strtoflt128 - but let's at least check that
	232	# Perl_strtod, not perl's atof, is assigning the values on quadmath builds.
	233	# Do this by checking that 3329232e296 (which is known to be assigned
	234	# incorrectly by perl's atof) is assigned to its correct value.
	235
	236	skip("not a -Dusequadmath build", 1) unless $Config{nvtype} eq '__float128';
	237	cmp_ok(scalar(reverse(unpack("h*", pack("F<", 3329232e296)))),
	238	'eq','43ebf120d02ce967d48e180409b3f958',
	239	'3329232e296 is assigned correctly');
	240	}
	241
	242	SKIP: {
e6c299c8	243	skip("strtol() not present", 2) unless $Config{d_strtol};
a89d8a78	244
a89d8a78	245	($n, $x) = &POSIX::strtol('21_PENGUINS');
e6c299c8 JH	246	is($n, 21, 'strtol() number');
	247	is($x, 9, ' unparsed chars');
	248	}
	249
	250	SKIP: {
	251	skip("strtoul() not present", 2) unless $Config{d_strtoul};
a89d8a78	252
a89d8a78	253	($n, $x) = &POSIX::strtoul('88_TEARS');
e6c299c8 JH	254	is($n, 88, 'strtoul() number');
	255	is($x, 6, ' unparsed chars');
	256	}
a89d8a78	257
a0d0e21e	258	# Pick up whether we're really able to dynamically load everything.
a572b909	259	cmp_ok(&POSIX::acos(1.0), '==', 0.0, 'dynamic loading');
a0d0e21e	260
84ef74c4 AD	261	# This can coredump if struct tm has a timezone field and we
	262	# didn't detect it. If this fails, try adding
	263	# -DSTRUCT_TM_HASZONE to your cflags when compiling ext/POSIX/POSIX.c.
	264	# See ext/POSIX/hints/sunos_4.pl and ext/POSIX/hints/linux.pl
a572b909 NC	265	$test = next_test();
a572b909 NC	266	print POSIX::strftime("ok $test # %H:%M, on %m/%d/%y\n", localtime());
84ef74c4	267
33c0e3ec SB	268	# If that worked, validate the mini_mktime() routine's normalisation of
	269	# input fields to strftime().
	270	sub try_strftime {
33c0e3ec SB	271	my $expect = shift;
33c0e3ec SB	272	my $got = POSIX::strftime("%a %b %d %H:%M:%S %Y %j", @_);
61a515a6	273	is($got, $expect, "validating mini_mktime() and strftime(): $expect");
33c0e3ec SB	274	}
33c0e3ec SB	275
629eeaee	276	if (locales_enabled('LC_TIME')) {
3f1b8f9e KW	277	$lc = &POSIX::setlocale(&POSIX::LC_TIME);
	278	&POSIX::setlocale(&POSIX::LC_TIME, 'C');
	279	}
	280
e6c299c8	281	try_strftime("Wed Feb 28 00:00:00 1996 059", 0,0,0, 28,1,96);
53059177	282	SKIP: {
abbe0d1a	283	skip("VC++ 8 and Vista's CRTs regard 60 seconds as an invalid parameter", 1)
a48cc4c4 DD	284	if ($Is_W32
	285	and (($Config{cc} eq 'cl' and
	286	$Config{ccversion} =~ /^(\d+)/ and $1 >= 14)
	287	or ($Config{cc} eq 'icl' and
	288	`cl --version 2>&1` =~ /^.*Version\s+([\d.]+)/ and $1 >= 14)
	289	or (Win32::GetOSVersion())[1] >= 6));
53059177 SH	290
	291	try_strftime("Thu Feb 29 00:00:60 1996 060", 60,0,-24, 30,1,96);
	292	}
e6c299c8 JH	293	try_strftime("Fri Mar 01 00:00:00 1996 061", 0,0,-24, 31,1,96);
	294	try_strftime("Sun Feb 28 00:00:00 1999 059", 0,0,0, 28,1,99);
	295	try_strftime("Mon Mar 01 00:00:00 1999 060", 0,0,24, 28,1,99);
	296	try_strftime("Mon Feb 28 00:00:00 2000 059", 0,0,0, 28,1,100);
	297	try_strftime("Tue Feb 29 00:00:00 2000 060", 0,0,0, 0,2,100);
	298	try_strftime("Wed Mar 01 00:00:00 2000 061", 0,0,0, 1,2,100);
	299	try_strftime("Fri Mar 31 00:00:00 2000 091", 0,0,0, 31,2,100);
a64f08cb TC	300
	301	{ # rt 72232
	302
	303	# Std C/POSIX allows day/month to be negative and requires that
	304	# wday/yday be adjusted as needed
	305	# previously mini_mktime() would allow yday to dominate if mday and
	306	# month were both non-positive
	307	# check that yday doesn't dominate
	308	try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100);
	309	try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100,-1,10);
	310	# it would also allow a positive wday to override the calculated value
	311	# check that wday is recalculated too
	312	try_strftime("Thu Dec 30 00:00:00 1999 364", 0,0,0, -1,0,100,0,10);
	313	}
	314
629eeaee	315	&POSIX::setlocale(&POSIX::LC_TIME, $lc) if locales_enabled('LC_TIME');
33c0e3ec	316
212caf55 TS	317	{
	318	for my $test (0, 1) {
	319	$! = 0;
	320	# POSIX::errno is autoloaded.
	321	# Autoloading requires many system calls.
	322	# errno() looks at $! to generate its result.
	323	# Autoloading should not munge the value.
	324	my $foo = $!;
	325	my $errno = POSIX::errno();
e6c299c8	326
e6c299c8 JH	327	# Force numeric context.
e6c299c8 JH	328	is( $errno + 0, $foo + 0, 'autoloading and errno() mix' );
212caf55 TS	329	}
	330	}
	331
a68a847e TH	332	is (eval "kill 0", 0, "check we have CORE::kill")
a68a847e TH	333	or print "\$\@ is " . _qq($@) . "\n";
d4742b2c NC	334
	335	# Check that we can import the POSIX kill routine
	336	POSIX->import ('kill');
	337	my $result = eval "kill 0";
	338	is ($result, undef, "we should now have POSIX::kill");
	339	# Check usage.
	340	like ($@, qr/^Usage: POSIX::kill\(pid, sig\)/, "check its usage message");
	341
	342	# Check unimplemented.
	343	$result = eval {POSIX::offsetof};
	344	is ($result, undef, "offsetof should fail");
19fc2965	345	like ($@, qr/^Unimplemented: POSIX::offsetof\(\): C-specific/,
d4742b2c NC	346	"check its unimplemented message");
	347
	348	# Check reimplemented.
	349	$result = eval {POSIX::fgets};
	350	is ($result, undef, "fgets should fail");
19fc2965	351	like ($@, qr/^Unimplemented: POSIX::fgets\(\): Use method IO::Handle::gets\(\) instead/,
d4742b2c NC	352	"check its redef message");
d4742b2c NC	353
840d0031 DM	354	eval {
	355	use strict;
	356	no warnings 'uninitialized'; # S_ISBLK normally has an arg
	357	POSIX->import("S_ISBLK");
	358	my $x = S_ISBLK
	359	};
2ae48df0	360	unlike( $@, qr/Can't use string .* as a symbol ref/, "Can import autoloaded constants" );
4a948f3f NC	361
4a948f3f NC	362	SKIP: {
fe54cd9c	363	skip("locales not available", 26) unless locales_enabled([ qw(NUMERIC MONETARY) ]);
ef9d5242	364	skip("localeconv() not available", 26) unless $Config{d_locconv};
4a948f3f	365	my $conv = localeconv;
86c170d9	366	is(ref $conv, 'HASH', 'localeconv returns a hash reference');
4a948f3f NC	367
	368	foreach (qw(decimal_point thousands_sep grouping int_curr_symbol
	369	currency_symbol mon_decimal_point mon_thousands_sep
	370	mon_grouping positive_sign negative_sign)) {
	371	SKIP: {
	372	skip("localeconv has no result for $_", 1)
	373	unless exists $conv->{$_};
	374	unlike(delete $conv->{$_}, qr/\A\z/,
	375	"localeconv returned a non-empty string for $_");
	376	}
	377	}
	378
b15c1b56 AF	379	my @lconv = qw(
	380	int_frac_digits frac_digits
	381	p_cs_precedes p_sep_by_space
	382	n_cs_precedes n_sep_by_space
	383	p_sign_posn n_sign_posn
	384	);
	385
	386	SKIP: {
	387	skip('No HAS_LC_MONETARY_2008', 6) unless $Config{d_lc_monetary_2008};
	388
	389	push @lconv, qw(
	390	int_p_cs_precedes int_p_sep_by_space
	391	int_n_cs_precedes int_n_sep_by_space
	392	int_p_sign_posn int_n_sign_posn
	393	);
	394	}
	395
	396	foreach (@lconv) {
4a948f3f NC	397	SKIP: {
	398	skip("localeconv has no result for $_", 1)
	399	unless exists $conv->{$_};
	400	like(delete $conv->{$_}, qr/\A-?\d+\z/,
	401	"localeconv returned an integer for $_");
	402	}
	403	}
	404	is_deeply([%$conv], [], 'no unexpected keys returned by localeconv');
	405	}
	406
792480b6 NC	407	my $fd1 = open("Makefile.PL", O_RDONLY, 0);
	408	like($fd1, qr/\A\d+\z/, 'O_RDONLY with open');
	409	cmp_ok($fd1, '>', $testfd);
	410	my $fd2 = dup($fd1);
	411	like($fd2, qr/\A\d+\z/, 'dup');
	412	cmp_ok($fd2, '>', $fd1);
	413	is(POSIX::close($fd1), '0 but true', 'close');
	414	is(POSIX::close($testfd), '0 but true', 'close');
	415	$! = 0;
	416	undef $buffer;
	417	is(read($fd1, $buffer, 4), undef, 'read on closed file handle fails');
	418	cmp_ok($!, '==', POSIX::EBADF);
	419	undef $buffer;
	420	read($fd2, $buffer, 4) if $fd2 > 2;
	421	is($buffer, "# Ex", 'read');
	422	# The descriptor $testfd was using is now free, and is lower than that which
	423	# $fd1 was using. Hence if dup2() behaves as dup(), we'll know :-)
	424	{
792480b6 NC	425	$testfd = dup2($fd2, $fd1);
	426	is($testfd, $fd1, 'dup2');
	427	undef $buffer;
	428	read($testfd, $buffer, 4) if $testfd > 2;
	429	is($buffer, 'pect', 'read');
	430	is(lseek($testfd, 0, 0), 0, 'lseek back');
	431	# The two should share file position:
	432	undef $buffer;
	433	read($fd2, $buffer, 4) if $fd2 > 2;
	434	is($buffer, "# Ex", 'read');
	435	}
	436
	437	# The FreeBSD man page warns:
	438	# The access() system call is a potential security hole due to race
	439	# conditions and should never be used.
	440	is(access('Makefile.PL', POSIX::F_OK), '0 but true', 'access');
	441	is(access('Makefile.PL', POSIX::R_OK), '0 but true', 'access');
	442	$! = 0;
	443	is(access('no such file', POSIX::F_OK), undef, 'access on missing file');
	444	cmp_ok($!, '==', POSIX::ENOENT);
	445	is(access('Makefile.PL/nonsense', POSIX::F_OK), undef,
	446	'access on not-a-directory');
	447	SKIP: {
	448	skip("$^O is insufficiently POSIX", 1)
e5da71f2	449	if $Is_W32 \|\| $Is_VMS;
792480b6 NC	450	cmp_ok($!, '==', POSIX::ENOTDIR);
	451	}
	452
f914a2ba JH	453	{ # tmpnam() has been removed as unsafe
	454	my $x = eval { POSIX::tmpnam() };
	455	is($x, undef, 'tmpnam has been removed');
	456	like($@, qr/use File::Temp/, 'tmpnam advises File::Temp');
cae71c5d TC	457	}
cae71c5d TC	458
404d038e PG	459	# Check that output is not flushed by _exit. This test should be last
	460	# in the file, and is not counted in the total number of tests.
	461	if ($^O eq 'vos') {
	462	print "# TODO - hit VOS bug posix-885 - _exit flushes output buffers.\n";
	463	} else {
	464	$\| = 0;
	465	# The following line assumes buffered output, which may be not true:
a68a847e	466	print '@#!*$@(!@#$' unless ($Is_OS2 \|\| $Is_UWin \|\| $Is_OS390 \|\|
e6c299c8	467	$Is_VMS \|\|
601f2d16 SB	468	(defined $ENV{PERLIO} &&
	469	$ENV{PERLIO} eq 'unix' &&
	470	$Config::Config{useperlio}));
404d038e PG	471	_exit(0);
404d038e PG	472	}