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Resource: Fix warning in case of no RLIM_SAVED_{CUR,MAX} #119

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Aug 1, 2018
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Resource: Fix warning in case of no RLIM_SAVED_{CUR,MAX} #119

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10 changes: 8 additions & 2 deletions System/Posix/Resource.hsc
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Original file line number Diff line number Diff line change
Expand Up @@ -111,12 +111,18 @@ unpackRLimit other

packRLimit :: ResourceLimit -> Bool -> CRLim
packRLimit ResourceLimitInfinity _ = (#const RLIM_INFINITY)
#ifdef RLIM_SAVED_CUR
#if defined(RLIM_SAVED_CUR)
packRLimit ResourceLimitUnknown True = (#const RLIM_SAVED_CUR)
#endif
#ifdef RLIM_SAVED_MAX
#if defined(RLIM_SAVED_MAX)
packRLimit ResourceLimitUnknown False = (#const RLIM_SAVED_MAX)
#endif
#if ! defined(RLIM_SAVED_MAX) && !defined(RLIM_SAVED_CUR)
packRLimit ResourceLimitUnknown _ =
error
$ "System.Posix.Resource.packRLimit: " ++
"ResourceLimitUnknown but RLIM_SAVED_MAX/RLIM_SAVED_CUR not defined by platform"
#endif
packRLimit (ResourceLimit other) _ = fromIntegral other


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