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cpp-libs
Actor Framework
Commits
ba07120a
Commit
ba07120a
authored
Jan 21, 2012
by
neverlord
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num_cores
parent
b33b7052
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benchmarks/utility.hpp
benchmarks/utility.hpp
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benchmarks/utility.hpp
View file @
ba07120a
...
@@ -49,4 +49,16 @@ T rd(char const* cstr)
...
@@ -49,4 +49,16 @@ T rd(char const* cstr)
return
result
;
return
result
;
}
}
int
num_cores
()
{
char
cbuf
[
100
];
FILE
*
cmd
=
popen
(
"cat /proc/cpuinfo | grep processor | wc -l"
,
"r"
);
if
(
fgets
(
cbuf
,
100
,
get_uuid_cmd
)
!=
0
)
{
throw
std
::
runtime_error
(
"cannot determine number of cores"
);
}
pclose
(
cmd
);
return
rd
<
int
>
(
cbuf
);
}
#endif // UTILITY_HPP
#endif // UTILITY_HPP
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