Enabled overburning with burn_write_opts_set_force(,1)

cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2021.09.12.084556"
+#define Cdrskin_timestamP "2021.11.24.114417"

libburn/libburn.h

@@ -3337,9 +3337,13 @@ void burn_write_opts_set_fillup(struct burn_write_opts *opts,
 
 
 /* ts A70303 */
-/** Eventually makes libburn ignore the failure of some conformance checks:
+/** Lets libburn ignore the failure of some conformance checks:
     - the check whether CD write+block type is supported by the drive
     - the check whether the media profile supports simulated burning 
+    - @since 1.5.6
+      The check whether a write operation exceeds the size of the medium
+      as announced by the drive. This is known as "overburn" and may work
+      for a few thousand additional blocks on CD media with write type SAO.
     @param opts The write opts to change
     @param use_force 1=ignore above checks, 0=refuse work on failed check
     @since 0.3.4

libburn/mmc.c

@@ -963,7 +963,8 @@ fprintf(stderr, "libburn_DEBUG: buffer sectors= %d  bytes= %d\n",
 		return BE_CANCELLED;
 
 	/* ts A70215 */
-	if (d->media_lba_limit > 0 && start >= d->media_lba_limit) {
+	if (d->media_lba_limit > 0 && start >= d->media_lba_limit &&
+	    !d->write_opts->force_is_set) {
 
 		msg = calloc(1, 320);
 		if (msg != NULL) {