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1 | #!./perl |
2 | |
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3 | BEGIN { |
4 | chdir 't' if -d 't'; |
5 | @INC = '../lib'; |
6 | require './test.pl'; |
7 | } |
8 | |
9 | use strict; |
43651d81 |
10 | eval 'use Errno'; |
11 | die $@ if $@ and !$ENV{PERL_CORE_MINITEST}; |
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12 | |
13 | plan tests => 2; |
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14 | |
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15 | my $tmpfile = tempfile(); |
16 | |
17 | open(A,"+>$tmpfile"); |
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18 | print A "_"; |
19 | seek(A,0,0); |
20 | |
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21 | my $b = "abcd"; |
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22 | $b = ""; |
23 | |
24 | read(A,$b,1,4); |
25 | |
26 | close(A); |
27 | |
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28 | is($b,"\000\000\000\000_"); # otherwise probably "\000bcd_" |
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29 | |
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30 | SKIP: { |
31 | skip "no EBADF", 1 if (!exists &Errno::EBADF); |
32 | |
33 | $! = 0; |
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34 | no warnings 'unopened'; |
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35 | read(B,$b,1); |
36 | ok($! == &Errno::EBADF); |
37 | } |