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
|
package os
import "base:runtime"
import "core:sys/freebsd"
import "core:sys/posix"
_get_executable_path :: proc(allocator: runtime.Allocator) -> (path: string, err: Error) {
req := []freebsd.MIB_Identifier{.CTL_KERN, .KERN_PROC, .KERN_PROC_PATHNAME, freebsd.MIB_Identifier(-1)}
size: uint
if ret := freebsd.sysctl(req, nil, &size, nil, 0); ret != .NONE {
err = _get_platform_error(posix.Errno(ret))
return
}
assert(size > 0)
buf := make([]byte, size, allocator) or_return
defer if err != nil { delete(buf, allocator) }
assert(uint(len(buf)) == size)
if ret := freebsd.sysctl(req, raw_data(buf), &size, nil, 0); ret != .NONE {
err = _get_platform_error(posix.Errno(ret))
return
}
return string(buf[:size-1]), nil
}
|
