13 $Is_Dosish = ($^O eq 'MSWin32' or $^O eq 'NetWare' or $^O eq 'dos' or
14 $^O eq 'os2' or $^O eq 'cygwin' or
17 open($TST, 'harness') || (die "Can't open harness");
18 binmode $TST if $Is_Dosish;
19 if (eof(TST)) { print "not ok 1\n"; } else { print "ok 1\n"; }
28 if ($x == 1) { print "ok 2\n"; } else { print "not ok 2\n"; }
32 unless (eof) { print "not ok 3\n"; } else { print "ok 3\n"; }
34 if (seek($TST,0,0)) { print "ok 4\n"; } else { print "not ok 4\n"; }
36 if (eof) { print "not ok 5\n"; } else { print "ok 5\n"; }
38 if ($firstline eq <TST>) { print "ok 6\n"; } else { print "not ok 6\n"; }
40 if ($secondpos == tell) { print "ok 7\n"; } else { print "not ok 7\n"; }
42 if (seek(TST,0,1)) { print "ok 8\n"; } else { print "not ok 8\n"; }
44 if (eof($TST)) { print "not ok 9\n"; } else { print "ok 9\n"; }
46 if ($secondpos == tell) { print "ok 10\n"; } else { print "not ok 10\n"; }
48 if (seek(TST,0,2)) { print "ok 11\n"; } else { print "not ok 11\n"; }
50 if ($lastpos == tell) { print "ok 12\n"; } else { print "not ok 12\n"; }
52 unless (eof) { print "not ok 13\n"; } else { print "ok 13\n"; }
54 if ($. == 0) { print "not ok 14\n"; } else { print "ok 14\n"; }
57 open(OTHER, 'harness') || (die "Can't open harness: $!");
58 binmode OTHER if (($^O eq 'MSWin32') || ($^O eq 'NetWare'));
63 if ($. == 0) { print "not ok 15\n"; } else { print "ok 15\n"; }
66 if ($. == 0) { print "ok 16\n"; } else { print "not ok 16\n"; }
70 if ($. == 6) { print "ok 17\n"; } else { print "not ok 17\n"; }
73 if ($. == $curline) { print "ok 18\n"; } else { print "not ok 18\n"; }
79 if ($. == 7) { print "ok 19\n"; } else { print "not ok 19\n"; }
82 if ($. == $curline) { print "ok 20\n"; } else { print "not ok 20\n"; }
88 if ($. == 7) { print "ok 21\n"; } else { print "not ok 21\n"; }
94 if (tell(OTHER) == -1) { print "ok 22\n"; } else { print "not ok 22\n"; }
97 no warnings 'unopened';
98 if (tell(ETHER) == -1) { print "ok 23\n"; } else { print "not ok 23\n"; }
101 # ftell(STDIN) (or any std streams) is undefined, it can return -1 or
102 # something else. ftell() on pipes, fifos, and sockets is defined to
105 my $written = tempfile();
108 open($tst,">$written") || die "Cannot open $written:$!";
109 binmode $tst if $Is_Dosish;
111 if (tell($tst) == 0) { print "ok 24\n"; } else { print "not ok 24\n"; }
115 if (tell($tst) == 5) { print "ok 25\n"; } else { print "not ok 25\n"; }
119 if (tell($tst) == 10) { print "ok 26\n"; } else { print "not ok 26\n"; }
123 open($tst,"+>>$written") || die "Cannot open $written:$!";
124 binmode $tst if $Is_Dosish;
128 # :stdio does not pass these so ignore them for now
130 if (tell($tst) == 0) { print "ok 27\n"; } else { print "not ok 27\n"; }
134 if ($line eq "fred\n") { print "ok 29\n"; } else { print "not ok 29\n"; }
136 if (tell($tst) == 5) { print "ok 30\n"; } else { print "not ok 30\n"; }
142 if (tell($tst) == 15 ||
143 tell($tst) == 5) # unset PERLIO or PERLIO=stdio (e.g. HP-UX, Solaris)
144 { print "ok 27\n"; } else { print "not ok 27\n"; }
148 open($tst,">$written") || die "Cannot open $written:$!";
151 open($tst,">>$written") || die "Cannot open $written:$!";
153 # This test makes a questionable assumption that the file pointer will
154 # be at eof after opening a file but before seeking, reading, or writing.
155 # Only known failure is on cygwin.
156 my $todo = $^O eq "cygwin" && &PerlIO::get_layers($tst) eq 'stdio'
157 && ' # TODO: file pointer not at eof';
160 { print "ok 28$todo\n"; } else { print "not ok 28$todo\n"; }