getPID function
Returns the PID of the running flutter-pi program, -1 for all other platforms.
Implementation
int getPID() {
if (!isFlutterPiEnv()) {
return -1;
}
final dylib = DynamicLibrary.open('libc.so.6');
var getpid =
dylib.lookup<NativeFunction<_getpId>>('getpid').asFunction<_GetpId>();
return getpid();
}