Method startOrResumeFilePrinting

Marlin/src/sd/cardreader.cpp:709–715

* Start or resume a media print by setting the sdprinting flag. * The file browser pre-sort is also purged to free up memory, * since you cannot browse files during active printing. * Used by M24 and anywhere Start / Resume applies. */

 * Used by M24 and anywhere Start / Resume applies.
 */
void CardReader::startOrResumeFilePrinting() {
  if (isMounted()) {
    flag.sdprinting = true;
    flag.sdprintdone = false;
    TERN_(SD_RESORT, flush_presort());
  }
}

//
// Run tasks upon finishing or aborting a file print.