ident.c: add support for IPv6
[gitweb.git] / thread-utils.c
index 4f9c829c2df319e386b6b5d4f5c23818cc21c979..a2135e0743ac60d8d4512210a81bac2102948fa1 100644 (file)
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "thread-utils.h"
 
 #if defined(hpux) || defined(__hpux) || defined(_hpux)
 #  include <sys/pstat.h>
@@ -23,7 +24,7 @@ int online_cpus(void)
        long ncpus;
 #endif
 
-#ifdef _WIN32
+#ifdef GIT_WINDOWS_NATIVE
        SYSTEM_INFO info;
        GetSystemInfo(&info);
 
@@ -34,7 +35,23 @@ int online_cpus(void)
 
        if (!pstat_getdynamic(&psd, sizeof(psd), (size_t)1, 0))
                return (int)psd.psd_proc_cnt;
-#endif
+#elif defined(HAVE_BSD_SYSCTL) && defined(HW_NCPU)
+       int mib[2];
+       size_t len;
+       int cpucount;
+
+       mib[0] = CTL_HW;
+#  ifdef HW_AVAILCPU
+       mib[1] = HW_AVAILCPU;
+       len = sizeof(cpucount);
+       if (!sysctl(mib, 2, &cpucount, &len, NULL, 0))
+               return cpucount;
+#  endif /* HW_AVAILCPU */
+       mib[1] = HW_NCPU;
+       len = sizeof(cpucount);
+       if (!sysctl(mib, 2, &cpucount, &len, NULL, 0))
+               return cpucount;
+#endif /* defined(HAVE_BSD_SYSCTL) && defined(HW_NCPU) */
 
 #ifdef _SC_NPROCESSORS_ONLN
        if ((ncpus = (long)sysconf(_SC_NPROCESSORS_ONLN)) > 0)
@@ -43,3 +60,18 @@ int online_cpus(void)
 
        return 1;
 }
+
+int init_recursive_mutex(pthread_mutex_t *m)
+{
+       pthread_mutexattr_t a;
+       int ret;
+
+       ret = pthread_mutexattr_init(&a);
+       if (!ret) {
+               ret = pthread_mutexattr_settype(&a, PTHREAD_MUTEX_RECURSIVE);
+               if (!ret)
+                       ret = pthread_mutex_init(m, &a);
+               pthread_mutexattr_destroy(&a);
+       }
+       return ret;
+}