Function copyNative

src/ink/termio/osc.ts:171–219

* Shell out to a native clipboard utility as a safety net for OSC 52. * Only called when not in an SSH session (over SSH, these would write to * the remote machine's clipboard — OSC 52 is the right path there). * Fire-and-forget: failures are silent since OSC 52 may have succeeded.

(text: string)

 * Fire-and-forget: failures are silent since OSC 52 may have succeeded.
 */
function copyNative(text: string): void {
  const opts = { input: text, useCwd: false, timeout: 2000 }
  switch (process.platform) {
    case 'darwin':
      void execFileNoThrow('pbcopy', [], opts)
      return
    case 'linux': {
      if (linuxCopy === null) return
      if (linuxCopy === 'wl-copy') {
        void execFileNoThrow('wl-copy', [], opts)
        return
      }
      if (linuxCopy === 'xclip') {
        void execFileNoThrow('xclip', ['-selection', 'clipboard'], opts)
        return
      }
      if (linuxCopy === 'xsel') {
        void execFileNoThrow('xsel', ['--clipboard', '--input'], opts)
        return
      }
      // First call: probe wl-copy (Wayland) then xclip/xsel (X11), cache winner.
      void execFileNoThrow('wl-copy', [], opts).then(r => {
        if (r.code === 0) {
          linuxCopy = 'wl-copy'
          return
        }
        void execFileNoThrow('xclip', ['-selection', 'clipboard'], opts).then(
          r2 => {
            if (r2.code === 0) {
              linuxCopy = 'xclip'
              return
            }
            void execFileNoThrow('xsel', ['--clipboard', '--input'], opts).then(
              r3 => {
                linuxCopy = r3.code === 0 ? 'xsel' : null
              },
            )
          },
        )
      })
      return
    }
    case 'win32':
      // clip.exe is always available on Windows. Unicode handling is
      // imperfect (system locale encoding) but good enough for a fallback.
      void execFileNoThrow('clip', [], opts)
      return
  }
}

/** @internal test-only */
export function _resetLinuxCopyCache(): void {