1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
package sysinfo
import sys "core:sys/unix"
import "core:strings"
import "core:strconv"
import "base:runtime"
@(init, private)
init_os_version :: proc "contextless" () {
context = runtime.default_context()
os_version.platform = .FreeBSD
kernel_version_buf: [1024]u8
b := strings.builder_from_bytes(version_string_buf[:])
// Retrieve kernel info using `sysctl`, e.g. FreeBSD 13.1-RELEASE-p2 GENERIC
mib := []i32{sys.CTL_KERN, sys.KERN_VERSION}
if !sys.sysctl(mib, &kernel_version_buf) {
return
}
pretty_name := string(cstring(raw_data(kernel_version_buf[:])))
pretty_name = strings.trim(pretty_name, "\n")
strings.write_string(&b, pretty_name)
// l := strings.builder_len(b)
// Retrieve kernel revision using `sysctl`, e.g. 199506
mib = []i32{sys.CTL_KERN, sys.KERN_OSREV}
revision: int
if !sys.sysctl(mib, &revision) {
return
}
os_version.patch = revision
strings.write_string(&b, ", revision ")
strings.write_int(&b, revision)
// Finalize pretty name.
os_version.as_string = strings.to_string(b)
// Retrieve kernel release using `sysctl`, e.g. 13.1-RELEASE-p2
mib = []i32{sys.CTL_KERN, sys.KERN_OSRELEASE}
if !sys.sysctl(mib, &kernel_version_buf) {
return
}
runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD()
// Parse kernel version
release := string(cstring(raw_data(kernel_version_buf[:])))
version_bits := strings.split_n(release, "-", 2, context.temp_allocator)
if len(version_bits) > 1 {
// Parse major, minor from KERN_OSRELEASE
triplet := strings.split(version_bits[0], ".", context.temp_allocator)
if len(triplet) == 2 {
major, major_ok := strconv.parse_int(triplet[0])
minor, minor_ok := strconv.parse_int(triplet[1])
if major_ok && minor_ok {
os_version.major = major
os_version.minor = minor
}
}
}
}
@(init, private)
init_ram :: proc "contextless" () {
// Retrieve RAM info using `sysctl`
mib := []i32{sys.CTL_HW, sys.HW_PHYSMEM}
mem_size: u64
if sys.sysctl(mib, &mem_size) {
ram.total_ram = int(mem_size)
}
}
|
