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Enable build for FreeBSD (part 1/2)

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Adopted from Michael Beer -- GH pull-request #232 with minor changes:

*   rebased on master,
*   removed trailing whitespace,
*   don't explicitly change saved configuration defaults (wscript)
*   moved sys/wait (WNOHANG) to header include
*   separate changes in GUI and lib
This commit is contained in:
Robin Gareus 2016-06-26 16:43:07 +02:00
parent e37b250d4d
commit 86763cba90
10 changed files with 26 additions and 7 deletions
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6
libs/pbd/cpus.cc
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@ -43,10 +43,14 @@ hardware_concurrency()
{
#if defined(PTW32_VERSION) || defined(__hpux)
return pthread_num_processors_np();
#elif defined(__APPLE__) || defined(__FreeBSD__)
#elif defined(__APPLE__)
int count;
size_t size=sizeof(count);
return sysctlbyname("hw.physicalcpu",&count,&size,NULL,0)?0:count;
#elif defined(__FreeBSD__)
int count;
size_t size=sizeof(count);
return sysctlbyname("hw.ncpu",&count,&size,NULL,0)?0:count;
#elif defined(HAVE_UNISTD) && defined(_SC_NPROCESSORS_ONLN)
int const count=sysconf(_SC_NPROCESSORS_ONLN);
return (count>0)?count:0;