From a2493b97e497cb490452b35163d0df1b1532b3e7 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Sun, 8 Jan 2012 19:14:42 +0000
Subject: [PATCH] New cdrskin option cd_start_tno=

---
 cdrskin/cdrskin.1           | 16 +++++++++++++++-
 cdrskin/cdrskin.c           | 28 +++++++++++++++++++++++++++-
 cdrskin/cdrskin_timestamp.h |  2 +-
 3 files changed, 43 insertions(+), 3 deletions(-)

diff --git a/cdrskin/cdrskin.1 b/cdrskin/cdrskin.1
index 639bcf8..851a15b 100644
--- a/cdrskin/cdrskin.1
+++ b/cdrskin/cdrskin.1
@@ -2,7 +2,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH CDRSKIN 1 "Jan 06, 2012"
+.TH CDRSKIN 1 "Jan 08, 2012"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -516,6 +516,8 @@ Non-CDRWIN commands ARRANGER, COMPOSER, MESSAGE are supported.
 Cue sheet file commands CATALOG and ISRC may be overridden by option mcn=
 and by input_sheet_v07t= purpose specifiers "UPC / EAN" and "ISRC".
 This does not affect their appearance in CD-TEXT, but only on Q sub-channel.
+.br
+The track numbers may be overridden by option cd_start_tno=.
 .TP
 .BI \-dao
 Alias for option -sao. Write CD in Session at Once mode
@@ -982,6 +984,16 @@ taken as plain block number with block size 2048 byte.
 (E.g ...=1000 or ...=1000s means block 1000, ...=1m means block
 512, ...=4096b means block number 2)
 .TP
+.BI cd_start_tno= number
+Set the number which shall be written as CD track number with the first
+track of the session. The following tracks will then get written with
+consequtive CD track numbers. The resulting number of the last track
+must not exceed 99. The lowest possible start number is 1, which is also
+the default.
+.br
+This setting applies only to CD SAO writing. It overrides the track number
+settings caused by options cuefile= or input_sheet_v07t=.
+.TP
 .BI \--demand_a_drive
 Exit with a nonzero value if no drive can be found during a bus scan.
 .TP
@@ -1212,6 +1224,8 @@ used as CD-TEXT language blocks 1 to 7.
 .br
 This option will get into effect only if no option textfile= is given.
 The write mode must be SAO on CD. All tracks must be -audio tracks.
+.br
+The track numbers may be overridden by option cd_start_tno=.
 .TP
 .BI \--list_formats
 List the available format descriptors as reported by the drive for the
diff --git a/cdrskin/cdrskin.c b/cdrskin/cdrskin.c
index 8d2b68c..aa8b0da 100644
--- a/cdrskin/cdrskin.c
+++ b/cdrskin/cdrskin.c
@@ -2783,6 +2783,8 @@ set_dev:;
          " --any_track        allow source_addresses to match '^-.' or '='\n");
      printf(
          " assert_write_lba=<lba>  abort if not next write address == lba\n");
+     fprintf(stderr,
+      " cd_start_tno=<number>  set number of first track in CD SAO session\n");
      fprintf(stderr,
         " --cdtext_dummy     show CD-TEXT pack array instead of writing CD\n");
      fprintf(stderr,
@@ -3426,6 +3428,9 @@ struct CdrskiN {
  /** a guess about what track might be processing right now */
  int supposed_track_idx;
 
+ /** The number of the first track in a CD SAO session */
+ int cd_start_tno;
+
  int fifo_enabled;
  /** Optional fifo between input fd and libburn. It uses a pipe(2) to transfer
      data to libburn. This fifo may be actually the start of a chain of fifos
@@ -3588,6 +3593,7 @@ int Cdrskin_new(struct CdrskiN **skin, struct CdrpreskiN *preskin, int flag)
    o->tracklist[i]= NULL;
  o->track_counter= 0;
  o->supposed_track_idx= -1;
+ o->cd_start_tno= 0;
  o->fifo_enabled= 1;
  o->fifo= NULL;
  o->fifo_outlet_fd= -1;
@@ -6902,6 +6908,11 @@ burn_failed:;
    burn_write_opts_set_mediacatalog(o, (unsigned char *) skin->mcn);
    burn_write_opts_set_has_mediacatalog(o, 1);
  }
+ if(skin->cd_start_tno >= 1 && skin->cd_start_tno <= 99) {
+   ret= burn_session_set_start_tno(session, skin->cd_start_tno, 0);
+   if(ret <= 0)
+     goto burn_failed;
+ }
  ret= Cdrskin_activate_write_mode(skin,o,disc,0);
  if(ret<=0)
    goto burn_failed;
@@ -7381,7 +7392,7 @@ sorry_failed_to_eject:;
 */
 int Cdrskin_setup(struct CdrskiN *skin, int argc, char **argv, int flag)
 {
- int i,k,l,ret, idx= -1;
+ int i,k,l,ret, idx= -1, cd_start_tno;
  double value,grab_and_wait_value= -1.0, num;
  char *cpt,*value_pt,adr[Cdrskin_adrleN],*blank_mode= "";
  struct stat stbuf;
@@ -7631,6 +7642,21 @@ unsupported_blank_option:;
    } else if(strcmp(argv[i],"--bragg_with_audio")==0) {
      /* OBSOLETE 0.2.3 : was handled in Cdrpreskin_setup() */;
 
+   } else if(strncmp(argv[i], "-cd_start_tno", 14)==0) {
+     value_pt= argv[i] + 14;
+     goto set_cd_start_tno;
+   } else if(strncmp(argv[i], "cd_start_tno=", 13) ==0 ) {
+     value_pt= argv[i] + 13;
+set_cd_start_tno:;
+     cd_start_tno= -1;
+     sscanf(value_pt, "%d", &cd_start_tno);
+     if(cd_start_tno < 1 || cd_start_tno > 99) {
+       fprintf(stderr,
+         "cdrskin: FATAL : cd_start_tno= gives a number outside [1 ... 99]\n");
+       return(0);
+     }
+     skin->cd_start_tno= cd_start_tno;
+
    } else if(strcmp(argv[i],"--cdtext_dummy")==0) {
      skin->cdtext_test= 2;
 
diff --git a/cdrskin/cdrskin_timestamp.h b/cdrskin/cdrskin_timestamp.h
index 27ca08f..149d75c 100644
--- a/cdrskin/cdrskin_timestamp.h
+++ b/cdrskin/cdrskin_timestamp.h
@@ -1 +1 @@
-#define Cdrskin_timestamP "2012.01.08.154822"
+#define Cdrskin_timestamP "2012.01.08.191443"