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1 module runtime
2 
3 fn C.sysconf(name int) i64
4 
5 // nr_cpus returns the number of virtual CPU cores found on the system.
6 pub fn nr_cpus() int {
7     return int(C.sysconf(C._SC_NPROCESSORS_ONLN))
8 }
9 
10 // total_memory returns total physical memory found on the system.
11 pub fn total_memory() usize {
12     page_size := usize(C.sysconf(C._SC_PAGESIZE))
13     phys_pages := usize(C.sysconf(C._SC_PHYS_PAGES))
14     return page_size * phys_pages
15 }
16 
17 // free_memory returns free physical memory found on the system.
18 pub fn free_memory() usize {
19     return free_memory_impl()
20 }

1	module runtime
2
3	fn C.sysconf(name int) i64
4
5	// nr_cpus returns the number of virtual CPU cores found on the system.
6	pub fn nr_cpus() int {
7	return int(C.sysconf(C._SC_NPROCESSORS_ONLN))
8	}
9
10	// total_memory returns total physical memory found on the system.
11	pub fn total_memory() usize {
12	page_size := usize(C.sysconf(C._SC_PAGESIZE))
13	phys_pages := usize(C.sysconf(C._SC_PHYS_PAGES))
14	return page_size * phys_pages
15	}
16
17	// free_memory returns free physical memory found on the system.
18	pub fn free_memory() usize {
19	return free_memory_impl()
20	}