/usr/share/gocode/src/github.com/peterh/liner/output_windows.go is in golang-github-peterh-liner-dev 0.0~git20171122.3681c2a-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | package liner
import (
"unsafe"
)
type coord struct {
x, y int16
}
type smallRect struct {
left, top, right, bottom int16
}
type consoleScreenBufferInfo struct {
dwSize coord
dwCursorPosition coord
wAttributes int16
srWindow smallRect
dwMaximumWindowSize coord
}
func (s *State) cursorPos(x int) {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
procSetConsoleCursorPosition.Call(uintptr(s.hOut),
uintptr(int(x)&0xFFFF|int(sbi.dwCursorPosition.y)<<16))
}
func (s *State) eraseLine() {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
var numWritten uint32
procFillConsoleOutputCharacter.Call(uintptr(s.hOut), uintptr(' '),
uintptr(sbi.dwSize.x-sbi.dwCursorPosition.x),
uintptr(int(sbi.dwCursorPosition.x)&0xFFFF|int(sbi.dwCursorPosition.y)<<16),
uintptr(unsafe.Pointer(&numWritten)))
}
func (s *State) eraseScreen() {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
var numWritten uint32
procFillConsoleOutputCharacter.Call(uintptr(s.hOut), uintptr(' '),
uintptr(sbi.dwSize.x)*uintptr(sbi.dwSize.y),
0,
uintptr(unsafe.Pointer(&numWritten)))
procSetConsoleCursorPosition.Call(uintptr(s.hOut), 0)
}
func (s *State) moveUp(lines int) {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
procSetConsoleCursorPosition.Call(uintptr(s.hOut),
uintptr(int(sbi.dwCursorPosition.x)&0xFFFF|(int(sbi.dwCursorPosition.y)-lines)<<16))
}
func (s *State) moveDown(lines int) {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
procSetConsoleCursorPosition.Call(uintptr(s.hOut),
uintptr(int(sbi.dwCursorPosition.x)&0xFFFF|(int(sbi.dwCursorPosition.y)+lines)<<16))
}
func (s *State) emitNewLine() {
// windows doesn't need to omit a new line
}
func (s *State) getColumns() {
var sbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(s.hOut), uintptr(unsafe.Pointer(&sbi)))
s.columns = int(sbi.dwSize.x)
if s.columns > 1 {
// Windows 10 needs a spare column for the cursor
s.columns--
}
}
|