Fix #569, Check and report sysconf error return #682
Merged
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Describe the contribution
Fix #569 - Checks return of sysconf for error and if so reports, only sets PageSize on success.
Testing performed
Build and run unit tests
Expected behavior changes
None since sysconf should never fail, but if it does provides mechanism to avoid error propagation
System(s) tested on
Additional context
None.
Third party code
None.
Contributor Info - All information REQUIRED for consideration of pull request
Jacob Hageman - NASA/GSFC