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Add multi-Emerge thread support

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kwolekr 2013-02-17 01:47:49 -05:00
parent 76217939e0
commit 5ec5b1cbd6
8 changed files with 160 additions and 64 deletions
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23
src/porting.cpp
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@ -131,6 +131,29 @@ void signal_handler_init(void)
#endif
/*
Multithreading support
*/
int getNumberOfProcessors() {
#if defined(_SC_NPROCESSORS_ONLN)
return sysconf(_SC_NPROCESSORS_ONLN);
#elif defined(__FreeBSD__) || defined(__APPLE__)
unsigned int len, count;
len = sizeof(count);
return sysctlbyname("hw.ncpu", &count, &len, NULL, 0);
#elif defined(_GNU_SOURCE)
return get_nprocs();
#elif defined(_WIN32)
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
return sysinfo.dwNumberOfProcessors;
#elif defined(PTW32_VERSION) || defined(__hpux)
return pthread_num_processors_np();
#else
return 1;
#endif
}
/*
Path mangler
*/