diff options
Diffstat (limited to 'examples/perfcounter')
| -rw-r--r-- | examples/perfcounter/perf_writer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/examples/perfcounter/perf_writer.c b/examples/perfcounter/perf_writer.c index 04127f5621..00e47bdaba 100644 --- a/examples/perfcounter/perf_writer.c +++ b/examples/perfcounter/perf_writer.c @@ -26,7 +26,7 @@ sig_atomic_t keep_running = TRUE; /* allocates memory and gets numCPUs, total memory, and PerfFreq, number of disks... */ void get_constants(PERF_DATA_BLOCK *data) { - data->cpuInfo.numCPUs = sysconf(_SC_NPROCESSORS_ONLN); + data->cpuInfo.numCPUs = sysconf(_SC_NPROCESSORS_ONLN) > 0 ? sysconf(_SC_NPROCESSORS_ONLN) : 1; data->PerfFreq = sysconf(_SC_CLK_TCK); init_mem_data(data); init_cpu_data(data); |