threads.h

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#ifndef LSST_BASE_THREADS_H
#define LSST_BASE_THREADS_H
 
#include <stdexcept>
#include <string>
 
namespace lsst {
namespace base {
 
extern bool const haveOpenBlas;         
extern bool const haveMkl;              
 
std::string const allowEnvvar = "LSST_ALLOW_IMPLICIT_THREADS";
 
 
class NoThreadsException : public std::runtime_error {
public:
    NoThreadsException() : std::runtime_error("No threading library is available") {};
};
 
bool haveThreads() { return haveOpenBlas || haveMkl; }
 
void setNumThreads(unsigned int numThreads);
 
unsigned int getNumThreads();
 
bool disableImplicitThreading();
 
}} // namespace lsst::base
 
 
#endif // include guard