1 files changed, 74 insertions, 0 deletions
diff --git a/t/lib/posix.t b/t/lib/posix.t
new file mode 100755
index 0000000000..bde6e0bbac
--- /dev/null
+++ b/t/lib/posix.t
@@ -0,0 +1,74 @@
+#!./perl
+
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+    require Config; import Config;
+    if ($Config{'extensions'} !~ /\bPOSIX\b/) {
+	print STDERR "1..0\n";
+	exit 0;
+    }
+}
+use FileHandle;
+use POSIX qw(fcntl_h signal_h limits_h _exit getcwd open read write);
+use strict subs;
+
+$mystdout = new_from_fd FileHandle 1,"w";
+autoflush STDOUT;
+autoflush $mystdout;
+print "1..16\n";
+
+print $mystdout "ok ",fileno($mystdout),"\n";
+write(1,"ok 2\nnot ok 2\n", 5);
+
+$testfd = open("TEST", O_RDONLY, 0) and print "ok 3\n";
+read($testfd, $buffer, 9) if $testfd > 2;
+print $buffer eq "#!./perl\n" ? "ok 4\n" : "not ok 4\n";
+
+@fds = POSIX::pipe();
+print $fds[0] == $testfd + 1 ? "ok 5\n" : "not ok 5\n";
+$writer = FileHandle->new_from_fd($fds[1], "w");
+$reader = FileHandle->new_from_fd($fds[0], "r");
+print $writer "ok 6\n";
+close $writer;
+print <$reader>;
+close $reader;
+
+$sigset = new POSIX::SigSet 1,3;
+delset $sigset 1;
+if (!ismember $sigset 1) { print "ok 7\n" }
+if (ismember $sigset 3) { print "ok 8\n" }
+$mask = new POSIX::SigSet &SIGINT;
+$action = new POSIX::SigAction 'main::SigHUP', $mask, 0;
+sigaction(&SIGHUP, $action);
+$SIG{'INT'} = 'SigINT';
+kill 'HUP', $$;
+sleep 1;
+print "ok 12\n";
+
+sub SigHUP {
+    print "ok 9\n";
+    kill 'INT', $$;
+    sleep 2;
+    print "ok 10\n";
+}
+
+sub SigINT {
+    print "ok 11\n";
+}
+
+print &_POSIX_OPEN_MAX > $fds[1] ? "ok 13\n" : "not ok 13\n";
+
+print getcwd() =~ m#/t$# ? "ok 14\n" : "not ok 14\n";
+
+# Pick up whether we're really able to dynamically load everything.
+print &POSIX::acos(1.0) == 0.0 ? "ok 15\n" : "not ok 15\n";
+
+ungetc STDIN 65;
+CORE::read(STDIN, $buf,1);
+print $buf eq 'A' ? "ok 16\n" : "not ok 16\n";
+
+flush STDOUT;
+autoflush STDOUT 0;
+print '@#!*$@(!@#$';
+_exit(0);