diff options
author | Thiago Macieira <thiago.macieira@intel.com> | 2014-12-17 18:47:52 -0800 |
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committer | Thiago Macieira <thiago.macieira@intel.com> | 2015-02-15 01:30:53 +0000 |
commit | a945124a4212238f4d752ff2f2f3065c5adc1655 (patch) | |
tree | e93ee3227fe13151d32ce810928119b9c7911ddc /src | |
parent | d866f6e8861647c45f438bc5b21905dacee41f8e (diff) |
Make the detection of the number of cores on Unix prettier
This is a no-op change. It doesn't improve or worsen the code at all.
Change-Id: Ifd5273842370ca9bce0ed74f2f2d54d453797948
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/corelib/thread/qthread_unix.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/corelib/thread/qthread_unix.cpp b/src/corelib/thread/qthread_unix.cpp index 9a14503584..e4338e10b4 100644 --- a/src/corelib/thread/qthread_unix.cpp +++ b/src/corelib/thread/qthread_unix.cpp @@ -395,14 +395,13 @@ Qt::HANDLE QThread::currentThreadId() Q_DECL_NOTHROW int QThread::idealThreadCount() Q_DECL_NOTHROW { - int cores = -1; + int cores = 1; #if defined(Q_OS_HPUX) // HP-UX struct pst_dynamic psd; if (pstat_getdynamic(&psd, sizeof(psd), 1, 0) == -1) { perror("pstat_getdynamic"); - cores = -1; } else { cores = (int)psd.psd_proc_cnt; } @@ -414,7 +413,6 @@ int QThread::idealThreadCount() Q_DECL_NOTHROW mib[1] = HW_NCPU; if (sysctl(mib, 2, &cores, &len, NULL, 0) != 0) { perror("sysctl"); - cores = -1; } #elif defined(Q_OS_IRIX) // IRIX @@ -449,9 +447,9 @@ int QThread::idealThreadCount() Q_DECL_NOTHROW #else // the rest: Linux, Solaris, AIX, Tru64 cores = (int)sysconf(_SC_NPROCESSORS_ONLN); -#endif if (cores == -1) return 1; +#endif return cores; } |