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Diffstat (limited to 'open_issues/active_vs_passive_symlink_translator.mdwn')
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1 files changed, 0 insertions, 44 deletions
diff --git a/open_issues/active_vs_passive_symlink_translator.mdwn b/open_issues/active_vs_passive_symlink_translator.mdwn deleted file mode 100644 index cbd9b077..00000000 --- a/open_issues/active_vs_passive_symlink_translator.mdwn +++ /dev/null @@ -1,44 +0,0 @@ -[[!meta copyright="Copyright © 2011 Free Software Foundation, Inc."]] - -[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable -id="license" text="Permission is granted to copy, distribute and/or modify this -document under the terms of the GNU Free Documentation License, Version 1.2 or -any later version published by the Free Software Foundation; with no Invariant -Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license -is included in the section entitled [[GNU Free Documentation -License|/fdl]]."]]"""]] - -[[!tag open_issue_documentation open_issue_hurd]] - -IRC, freenode, #hurd, 2011-07-25 - -Set an *active* (not *passive*) `/hurd/symlink` translator on a node. - - < antrik> that's strange: the file doesn't look like a symlink in ls output - -- but it behaves like one... - < antrik> using firmlink instead of symlink yields less confusing - results... - < gg0> how does it behaves like one? - < antrik> perhaps the symlink mechanism only fully works for a passive - symlink translator, not an active one - < antrik> gg0: if you access it, you actually get the linked file contents - < antrik> it's only ls that's confused - < antrik> it might be because ls -l uses O_NOFOLLOW, which results in - O_NOTRANS, so it sees the original file contents - < gg0> stat says it's still 12264 bytes - < antrik> stat also seems to use NOFOLLOW - < antrik> wc will show the "correct" size - < gg0> ok - < antrik> if you set it as passive translator, it works as expected... but - then you better don't forget removing it, as it won't go away after a - reboot :-) - < antrik> but as I said, you can just ignore the weirdness -- or use - firmlink instead - < antrik> the thing is, if symlink is set as a passive translator, the - filesystem handles it specially, so it really looks like a symlink to - programs using NOFOLLOW. that's not the case with an active symlink... so - programs using NOFOLLOW simply do not see the active symlink at all - < antrik> firmlink OTOH ignores NOFOLLOW, so you always see the linked-to - file - - * [[hurd/translator/short-circuiting]] |