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Bug #76335 "link(): Bad file descriptor" with non-ASCII path
Submitted: 2018-05-12 14:49 UTC Modified: -
From: gadelat at gmail dot com Assigned:
Status: Closed Package: Filesystem function related
PHP Version: 7.2.5 OS: Windows 7
Private report: No CVE-ID: None
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From: gadelat at gmail dot com
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 [2018-05-12 14:49 UTC] gadelat at gmail dot com 
Description:
------------
link() does not work if source/target path is non-ascii

Test script:
---------------
C:\
λ touch file

C:\
λ mkdir a && cd a

C:\a
λ php -r "link(__DIR__.'/../file', __DIR__.'/b');"

C:\a
λ cd ..

C:\
λ mv a á && cd á

C:\á
λ php -r "link(__DIR__.'/../file', __DIR__.'/b');"
PHP Warning:  link(): Bad file descriptor in Command line code on line 1
PHP Stack trace:
PHP   1. {main}() Command line code:0
PHP   2. link() Command line code:1

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 [2018-05-12 16:13 UTC] gadelat at gmail dot com 
On another machine, this time with Windows 10, there is different output, but it still doesn't work:

C:\Users\Beáta\parallel-functions>php -r "var_dump(file_exists(__DIR__.'/LICENSE'));link(__DIR__.'/LICENSE', __DIR__.'/b');"
bool(true)
PHP Warning:  link(): No such file or directory in Command line code on line 1
 [2018-05-14 08:45 UTC] ab@php.net 
Automatic comment on behalf of ab
Revision: http://git.php.net/?p=php-src.git;a=commit;h=9b8d8cac04dc663770d3d75a5c7660bfd7eacbef
Log: Fixed bug #76335 "link(): Bad file descriptor" with non-ASCII path
 [2018-05-14 08:45 UTC] ab@php.net
-Status: Open +Status: Closed
 
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