comparison system/System.h @ 168:04baa690f90d

* Start adding StorageAdviser class to determine whether caches should be
  on disc or in memory

 #endif /* ! _WIN32 */
 
 enum ProcessStatus { ProcessRunning, ProcessNotRunning, UnknownProcessStatus };
 extern ProcessStatus GetProcessStatus(int pid);
 
+// Return a vague approximation to the number of free megabytes of real memory.
+// Return -1 if unknown.
+extern int GetRealMemoryMBAvailable();
+
+// Return a vague approximation to the number of free megabytes of disc space
+// on the partition containing the given path.  Return -1 if unknown.
+extern int GetDiscSpaceMBAvailable(const char *path);
+
 #include <cmath>
 
 extern double mod(double x, double y);
 extern float modf(float x, float y);