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On Linux, these two character devices are exceptions in that they can be seeked. Check their major/minor device number. Co-authored-by: divinity76 <hans@loltek.net>
23 lines
428 B
PHP
23 lines
428 B
PHP
--TEST--
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GH-19570 (unable to fseek in /dev/zero and /dev/null)
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--SKIPIF--
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<?php
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if (PHP_OS_FAMILY !== "Linux") die("skip only for Linux");
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?>
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--FILE--
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<?php
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$devices = [
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// Note: could test others but they're not necessarily available
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"/dev/zero",
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"/dev/null",
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"/dev/full",
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];
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foreach ($devices as $device) {
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var_dump(fseek(fopen($device, "rb"), 1*1024*1024, SEEK_SET));
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}
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?>
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--EXPECT--
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int(0)
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int(0)
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int(0)
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