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doc: Files in the store have modes 444/555, not 644/755

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This line has been this way since it was written, in 9e08f5efe
in 2006.

I think it was just a small mistake then; Eelco's thesis earlier
that year says the permission on each file is set to 0444 or 0555
in a derivation's output as part of the build process.  In any
case I'm pretty sure that's the behavior now.
This commit is contained in:
Greg Price 2020-03-21 22:20:02 -07:00
parent 160edd3f5d
commit e40e01c1dd
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doc/manual/command-ref/nix-store.xml
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@ -1139,7 +1139,7 @@ the information that Nix considers important. For instance,
timestamps are elided because all files in the Nix store have their
timestamp set to 0 anyway. Likewise, all permissions are left out
except for the execute bit, because all files in the Nix store have
644 or 755 permission.</para>
444 or 555 permission.</para>
<para>Also, a NAR archive is <emphasis>canonical</emphasis>, meaning
that “equal” paths always produce the same NAR archive. For instance,