diff options
| -rw-r--r-- | cpus.h | 20 |
1 files changed, 16 insertions, 4 deletions
@@ -2,15 +2,27 @@ #define CPUS_H #include <unistd.h> +#include "built_in.h" +#include "die.h" -static inline int get_number_cpus(void) +static inline unsigned int get_number_cpus(void) { - return sysconf(_SC_NPROCESSORS_CONF); + int ret = sysconf(_SC_NPROCESSORS_CONF); + + if (unlikely(ret <= 0)) + panic("get_number_cpus error!\n"); + + return ret; } -static inline int get_number_cpus_online(void) +static inline unsigned int get_number_cpus_online(void) { - return sysconf(_SC_NPROCESSORS_ONLN); + int ret = sysconf(_SC_NPROCESSORS_ONLN); + + if (unlikely(ret <= 0)) + panic("get_number_cpus_online error!\n"); + + return ret; } #endif /* CPUS_H */ |