[Hackage] #253: Check for invalid operating system names

[Hackage]

#253: Check for invalid operating system names
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  Reporter:  duncan         |        Owner:                 
      Type:  enhancement    |       Status:  new            
  Priority:  normal         |    Milestone:  Cabal-1.4      
 Component:  Cabal library  |      Version:  1.2.3.0        
  Severity:  normal         |   Resolution:                 
  Keywords:                 |   Difficulty:  easy (<4 hours)
Ghcversion:  6.8.2          |     Platform:                 
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Comment (by duncan):

 Fixed
 {{{
 Wed Apr 23 16:14:10 BST 2008  Duncan Coutts <duncan at haskell.org>
   * Add checks for unknown OS Arch and Compiler names
   They're ok locally but for distribution they need to be known.
 }}}

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Ticket URL: <http://hackage.haskell.org/trac/hackage/ticket/253#comment:2>
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