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#+private
#+build darwin, netbsd, freebsd, openbsd
package os2
import "core:sys/posix"
import "core:strings"
_pipe :: proc() -> (r, w: ^File, err: Error) {
fds: [2]posix.FD
if posix.pipe(&fds) != .OK {
err = _get_platform_error()
return
}
if posix.fcntl(fds[0], .SETFD, i32(posix.FD_CLOEXEC)) == -1 {
err = _get_platform_error()
return
}
if posix.fcntl(fds[1], .SETFD, i32(posix.FD_CLOEXEC)) == -1 {
err = _get_platform_error()
return
}
r = __new_file(fds[0])
ri := (^File_Impl)(r.impl)
rname := strings.builder_make(file_allocator())
// TODO(laytan): is this on all the posix targets?
strings.write_string(&rname, "/dev/fd/")
strings.write_int(&rname, int(fds[0]))
ri.name = strings.to_string(rname)
ri.cname = strings.to_cstring(&rname)
w = __new_file(fds[1])
wi := (^File_Impl)(w.impl)
wname := strings.builder_make(file_allocator())
// TODO(laytan): is this on all the posix targets?
strings.write_string(&wname, "/dev/fd/")
strings.write_int(&wname, int(fds[1]))
wi.name = strings.to_string(wname)
wi.cname = strings.to_cstring(&wname)
return
}
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