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Commit | Line | Data |
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833e3df1 | 1 | #include "cache.h" |
c2e86add | 2 | #include "thread-utils.h" |
833e3df1 | 3 | |
435bdf8c | 4 | #if defined(hpux) || defined(__hpux) || defined(_hpux) |
833e3df1 AE |
5 | # include <sys/pstat.h> |
6 | #endif | |
7 | ||
8 | /* | |
9 | * By doing this in two steps we can at least get | |
10 | * the function to be somewhat coherent, even | |
11 | * with this disgusting nest of #ifdefs. | |
12 | */ | |
13 | #ifndef _SC_NPROCESSORS_ONLN | |
14 | # ifdef _SC_NPROC_ONLN | |
15 | # define _SC_NPROCESSORS_ONLN _SC_NPROC_ONLN | |
16 | # elif defined _SC_CRAY_NCPU | |
17 | # define _SC_NPROCESSORS_ONLN _SC_CRAY_NCPU | |
18 | # endif | |
19 | #endif | |
20 | ||
21 | int online_cpus(void) | |
22 | { | |
23 | #ifdef _SC_NPROCESSORS_ONLN | |
24 | long ncpus; | |
25 | #endif | |
26 | ||
380395d0 | 27 | #ifdef GIT_WINDOWS_NATIVE |
833e3df1 AE |
28 | SYSTEM_INFO info; |
29 | GetSystemInfo(&info); | |
30 | ||
31 | if ((int)info.dwNumberOfProcessors > 0) | |
32 | return (int)info.dwNumberOfProcessors; | |
33 | #elif defined(hpux) || defined(__hpux) || defined(_hpux) | |
34 | struct pst_dynamic psd; | |
35 | ||
36 | if (!pstat_getdynamic(&psd, sizeof(psd), (size_t)1, 0)) | |
37 | return (int)psd.psd_proc_cnt; | |
38 | #endif | |
39 | ||
40 | #ifdef _SC_NPROCESSORS_ONLN | |
41 | if ((ncpus = (long)sysconf(_SC_NPROCESSORS_ONLN)) > 0) | |
42 | return (int)ncpus; | |
43 | #endif | |
44 | ||
45 | return 1; | |
46 | } | |
93749194 JS |
47 | |
48 | int init_recursive_mutex(pthread_mutex_t *m) | |
49 | { | |
50 | pthread_mutexattr_t a; | |
51 | int ret; | |
52 | ||
53 | ret = pthread_mutexattr_init(&a); | |
54 | if (!ret) { | |
55 | ret = pthread_mutexattr_settype(&a, PTHREAD_MUTEX_RECURSIVE); | |
56 | if (!ret) | |
57 | ret = pthread_mutex_init(m, &a); | |
58 | pthread_mutexattr_destroy(&a); | |
59 | } | |
60 | return ret; | |
61 | } |