LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
threads.h
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1 #ifndef LSST_BASE_THREADS_H
2 #define LSST_BASE_THREADS_H
3 
4 #include <stdexcept>
5 #include <string>
6 
7 namespace lsst {
8 namespace base {
9 
10 extern bool const haveOpenBlas;
11 extern bool const haveMkl;
12 
16 std::string const allowEnvvar = "LSST_ALLOW_IMPLICIT_THREADS";
17 
18 
21 public:
22  NoThreadsException() : std::runtime_error("No threading library is available") {};
23 };
24 
26 bool haveThreads() { return haveOpenBlas || haveMkl; }
27 
31 void setNumThreads(unsigned int numThreads);
32 
37 unsigned int getNumThreads();
38 
56 
57 }} // namespace lsst::base
58 
59 
60 #endif // include guard
No threading library is available.
Definition: threads.h:20
unsigned int getNumThreads()
Get maximum number of threads we might use.
Definition: threads.cc:120
bool disableImplicitThreading()
Disable threading that has not been set explicitly.
Definition: threads.cc:132
bool haveThreads()
Are threaded packages available?
Definition: threads.h:26
bool const haveOpenBlas
Is OpenBLAS available?
Definition: threads.cc:104
std::string const allowEnvvar
Environment variable to allow implicit threading.
Definition: threads.h:16
bool const haveMkl
Is MKL available?
Definition: threads.cc:105
void setNumThreads(unsigned int numThreads)
Set number of threads to use.
Definition: threads.cc:107
A base class for image defects.
STL namespace.