New command -use_immed_bit, new -as cdrecord option use_immed_bit=

libisoburn/libisoburn.ver

@@ -316,6 +316,7 @@ Xorriso_option_toc_of;
 Xorriso_option_uid;
 Xorriso_option_unregister_filter;
 Xorriso_option_update;
+Xorriso_option_use_immed_bit;
 Xorriso_option_use_readline;
 Xorriso_option_version;
 Xorriso_option_volid;

xorriso/base_obj.c

@@ -251,6 +251,8 @@ int Xorriso_new(struct XorrisO ** xorriso,char *progname, int flag)
  m->buffer_timeout_sec= 120;
  m->min_buffer_percent= 90;
  m->max_buffer_percent= 95;
+ m->use_immed_bit= 0;
+ m->use_immed_bit_default= 0;
  m->stdio_sync= 0;
  m->stdio_sync_is_default= 1;
  m->keep_boot_image= 0;

xorriso/drive_mgt.c

@@ -343,6 +343,10 @@ int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, char *show_adr,
      Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
      ret= 0; goto ex;
    }
+   xorriso->use_immed_bit_default= burn_drive_get_immed(dinfo[0].drive) > 0 ?
+                                   1 : -1;
+   if(xorriso->use_immed_bit != 0)
+     burn_drive_set_immed(dinfo[0].drive, xorriso->use_immed_bit > 0);
    state= isoburn_disc_get_status(dinfo[0].drive);
    ret= isoburn_get_img_partition_offset(dinfo[0].drive, &offst);
    if((state == BURN_DISC_APPENDABLE || state == BURN_DISC_FULL) && ret == 1) {
@@ -3412,3 +3416,36 @@ int Xorriso_scsi_dev_family(struct XorrisO *xorriso, int flag)
  return(1);
 }
 
+
+int Xorriso_use_immed_bit(struct XorrisO *xorriso, int flag)
+{
+ int enable= 1, ret;
+ struct burn_drive_info *dinfo;
+ struct burn_drive *drive;
+
+ /* It is not an error if no drive is acquired.
+    Xorriso_drive_aquire() will apply use_immed_bit.
+ */
+ ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
+                "on attempt to control use of Immed bit", 2 | 16);
+ if(ret<0)
+   return(ret);
+ if(ret == 0)
+   return(1);
+
+ if(xorriso->use_immed_bit == -1) {
+   enable= 0;
+ } else if(xorriso->use_immed_bit == 1) {
+   enable= 1;
+ } else if(xorriso->use_immed_bit == 0) {
+   /* obtain default value as determined after drive aquiration */
+   if(xorriso->use_immed_bit_default == 0)
+     return(1);
+   enable= (xorriso->use_immed_bit_default > 0);
+ }
+ burn_drive_set_immed(drive, enable);
+ Xorriso_process_msg_queues(xorriso,0);
+ return(1);
+}
+
+

xorriso/emulators.c

@@ -85,6 +85,7 @@ int Xorriso_cdrskin_help(struct XorrisO *xorriso, int flag)
 "\t--grow_overwriteable_iso\temulate multi-session on DVD+RW, BD-RE",
 "\twrite_start_address=#\t\twrite to byte address on DVD+RW, BD-RE",
 "\tstream_recording=on|number\ttry to get full speed on DVD-RAM, BD",
+"\tuse_immed_bit=on|off|default\tcontrol use of Immed bit",
 "\tdvd_obs=default|32k|64k\t\tbytes per DVD/BD write operation",
 "\tstdio_sync=on|off|end|number\twhether to fsync output to \"stdio:\"",
 "\t--no_rc\t\tDo not execute xorriso startup files",
@@ -337,6 +338,11 @@ no_volunteer:;
      cpt= strchr(argpt, '=')+1;
      Xorriso_option_stream_recording(xorriso, cpt, 0);
 
+   } else if(strncmp(argpt, "-use_immed_bit=", 15) == 0 ||
+             strncmp(argpt, "use_immed_bit=", 14) == 0) {
+     cpt= strchr(argpt, '=') + 1;
+     Xorriso_option_use_immed_bit(xorriso, cpt, 0);
+
    } else if(strcmp(argpt, "-immed") == 0) {
      Xorriso_option_modesty_on_drive(xorriso, "75", 0);
 

xorriso/opts_d_h.c

@@ -2135,6 +2135,9 @@ int Xorriso_option_help(struct XorrisO *xorriso, int flag)
 "                 Keep drive buffer hungry to ease concurrent burn run.",
 "  -dvd_obs \"default\"|\"32k\"|\"64k\"",
 "                 Set number of bytes per DVD/BD write operation.",
+"  -use_immed_bit \"on\"|\"off\"|\"default\"",
+"                 Control whether long running SCSI commands shall run",
+"                 asynchronously with progress messages.",
 "  -stdio_sync \"on\"|\"off\"|\"end\"|number",
 "                 Set number of bytes after which to force output to stdio",
 "                 pseudo drives. \"on\" is the same as 16m.",

xorriso/opts_p_z.c

@@ -1939,6 +1939,28 @@ ex:;
 }
 
 
+/* Command -use_immed_bit */
+int Xorriso_option_use_immed_bit(struct XorrisO *xorriso, char *mode,
+                                 int flag)
+{
+ int ret;
+
+ if(strncmp(mode, "default", 7) == 0 || mode[0] == 0) {
+   xorriso->use_immed_bit= 0;
+ } else if(strcmp(mode, "on")==0) {
+   xorriso->use_immed_bit= 1;
+ } else if(strcmp(mode, "off")==0) {
+   xorriso->use_immed_bit= -1;
+ } else {
+   sprintf(xorriso->info_text, "-use_immed_bit: unknown mode '%s'", mode);
+   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
+   return(0);
+ }
+ ret= Xorriso_use_immed_bit(xorriso, 0);
+ return(ret);
+}
+
+
 /* Option -use_readline */
 int Xorriso_option_use_readline(struct XorrisO *xorriso, char *mode, int flag)
 {

xorriso/parse_exec.c

@@ -545,7 +545,8 @@ int Xorriso_count_args(struct XorrisO *xorriso, int argc, char **argv,
     "session_log","sh_style_result","signal_handling","sleep",
     "speed","split_size","status","status_history_max",
     "stdio_sync","stream_recording","system_id","temp_mem_limit","toc_of",
-    "uid","unregister_filter","use_readline","volid","volset_id",
+    "uid","unregister_filter","use_immed_bit","use_readline",
+    "volid","volset_id",
     "write_type","xattr","zisofs",
     ""
  };
@@ -739,7 +740,7 @@ int Xorriso_cmd_sorting_rank(struct XorrisO *xorriso,
    "abstract_file", "biblio_file", "preparer_id", "application_use",
    "out_charset", "read_mkisofsrc",
    "uid", "gid", "zisofs", "speed", "stream_recording", "dvd_obs",
-   "modesty_on_drive",
+   "modesty_on_drive", "use_immed_bit",
    "stdio_sync", "dummy", "fs", "close", "padding", "write_type",
    "grow_blindly", "pacifier", "scdbackup_tag",
 
@@ -1933,6 +1934,10 @@ if (0) {
    (*idx)+= 2;
    ret= Xorriso_option_update(xorriso, arg1, arg2, 1|8);
 
+ } else if(strcmp(cmd,"use_immed_bit")==0) {
+   (*idx)++;
+   ret= Xorriso_option_use_immed_bit(xorriso, arg1, 0);
+
  } else if(strcmp(cmd,"use_readline")==0) {
    (*idx)++;
    ret= Xorriso_option_use_readline(xorriso, arg1, 0);

xorriso/text_io.c

@@ -3456,6 +3456,23 @@ int Xorriso_status(struct XorrisO *xorriso, char *filter, FILE *fp, int flag)
  if(!(is_default && no_defaults))
    Xorriso_status_result(xorriso,filter,fp,flag&2);
 
+ is_default= (xorriso->use_immed_bit == 0);
+ strcpy(line, "-use_immed_bit ");
+ if(xorriso->use_immed_bit == 0) {
+   strcat(line, "default");
+   if(xorriso->use_immed_bit_default > 0)
+     strcat(line, "/on");
+   else if(xorriso->use_immed_bit_default < 0)
+     strcat(line, "/off");
+   strcat(line, "\n");
+ } else if(xorriso->use_immed_bit > 0) {
+   strcat(line, "on\n");
+ } else if(xorriso->use_immed_bit < 0) {
+   strcat(line, "off\n");
+ }
+ if(!(is_default && no_defaults))
+   Xorriso_status_result(xorriso,filter,fp,flag&2);
+
  is_default= (xorriso->stdio_sync == 0);
  strcpy(line, "-stdio_sync ");
  if(xorriso->stdio_sync == -1)

xorriso/write_run.c

@@ -1692,7 +1692,7 @@ int Xorriso_pacifier_loop(struct XorrisO *xorriso, struct burn_drive *drive,
 */
 int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
 {
- int ret, do_deformat= 0, signal_mode;
+ int ret, do_deformat= 0, signal_mode, using_immed;
  struct burn_drive_info *dinfo;
  struct burn_drive *drive;
  enum burn_disc_status disc_state;
@@ -1702,6 +1702,7 @@ int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
  char current_profile_name[80];
  time_t start_time;
  char mode_names[4][80]= {"all", "fast", "deformat", "deformat_quickest"};
+ char progress_text[40];
 
  ret= Xorriso_may_burn(xorriso, 0);
  if(ret <= 0)
@@ -1760,6 +1761,7 @@ int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
    return(1);
  }
+ using_immed= burn_drive_get_immed(drive);
  sprintf(xorriso->info_text, "Beginning to blank medium in mode '%s'.\n",
          mode_names[flag&3]);
  Xorriso_info(xorriso,0);
@@ -1777,12 +1779,16 @@ int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
    isoburn_disc_erase(drive, (flag&1));
  start_time= time(0);
  usleep(1000000);
+ if(!using_immed)
+   sprintf(progress_text, "synchronously since");
  while (burn_drive_get_status(drive, &p) != BURN_DRIVE_IDLE) {
    Xorriso_process_msg_queues(xorriso,0);
    if(p.sectors>0 && p.sector>=0) /* display 1 to 99 percent */
      percent = 1.0 + ((double) p.sector+1.0) / ((double) p.sectors) * 98.0;
-   sprintf(xorriso->info_text, "Blanking  ( %.1f%% done in %d seconds )",
+   if(using_immed)
-           percent, (int) (time(0) - start_time));
+     sprintf(progress_text, "%.1f%% done in", percent);
+   sprintf(xorriso->info_text, "Blanking  ( %s %d seconds )",
+           progress_text, (int) (time(0) - start_time));
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
    usleep(1000000);
  }
@@ -1818,14 +1824,14 @@ int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
 */
 int Xorriso_format_media(struct XorrisO *xorriso, off_t in_size, int flag)
 {
- int ret, mode_flag= 0, index, status, num_formats, signal_mode;
+ int ret, mode_flag= 0, index, status, num_formats, signal_mode, using_immed;
  unsigned dummy;
  struct burn_drive_info *dinfo;
  struct burn_drive *drive;
  struct burn_progress p;
  double percent = 1.0;
  int current_profile;
- char current_profile_name[80];
+ char current_profile_name[80], progress_text[40];
  off_t size= 0;
  time_t start_time;
  enum burn_disc_status disc_state;
@@ -1926,6 +1932,7 @@ int Xorriso_format_media(struct XorrisO *xorriso, off_t in_size, int flag)
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
    return(1);
  }
+ using_immed= burn_drive_get_immed(drive);
  sprintf(xorriso->info_text, "Beginning to format medium.\n");
  Xorriso_info(xorriso, 0);
  if(flag & 2)
@@ -1942,12 +1949,16 @@ int Xorriso_format_media(struct XorrisO *xorriso, off_t in_size, int flag)
 
  start_time= time(0);
  usleep(1000000);
+ if(!using_immed)
+   sprintf(progress_text, "synchronously since");
  while (burn_drive_get_status(drive, &p) != BURN_DRIVE_IDLE) {
    Xorriso_process_msg_queues(xorriso,0);
    if(p.sectors>0 && p.sector>=0) /* display 1 to 99 percent */
      percent = 1.0 + ((double) p.sector+1.0) / ((double) p.sectors) * 98.0;
-   sprintf(xorriso->info_text, "Formatting  ( %.1f%% done in %d seconds )",
+   if(using_immed)
-           percent, (int) (time(0) - start_time));
+     sprintf(progress_text, "%.1f%% done in", percent);
+   sprintf(xorriso->info_text, "Formatting  ( %s %d seconds )",
+           progress_text, (int) (time(0) - start_time));
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
    usleep(1000000);
  }

xorriso/xorrecord.1

@@ -9,7 +9,7 @@
 .\" 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 XORRECORD 1 "Version 1.4.5, Jul 02, 2016"
+.TH XORRECORD 1 "Version 1.4.5, Jul 30, 2016"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -480,6 +480,10 @@ Equivalent to:
 Equivalent to:
 .br
  modesty_on_drive=75
+.br
+In cdrecord, this also controls use of the Immed bit.
+But xorriso uses Immed where possible and appropriate, unless it is disabled
+by option use_immed_bit=off .
 .TP
 \fB\-eject\fR
 Eject the drive tray after alll other work is done.
@@ -643,6 +647,16 @@ Default is:
   modesty_on_drive=off:min_percent=90:max_percent=95:
   timeout_sec=120:min_usec=5000:max_usec=25000
 .TP
+\fBuse_immed_bit="on"|"off"|"default"\fR
+Control whether several long lasting SCSI commands shall be executed with the
+Immed bit, which makes the commands end early while the drive operation is
+still going on. xorriso then inquires progress indication until the drive
+reports to be ready again. If this feature is turned off, then blanking and
+formatting will show no progress indication.
+.br
+It may depend on the operating system whether \-use_immed_bit is set to "off"
+by default.
+.TP
 \fBwrite_start_address=value\fR
 Set the block address on overwritable media where to start writing the track.
 With DVD+RW, DVD\-RAM or BD\-RE, byte_offset must be aligned to 2 kiB blocks,

xorriso/xorrecord.info

@@ -450,6 +450,9 @@ minbuf=percentage
 -immed
      Equivalent to:
      modesty_on_drive=75
+     In cdrecord, this also controls use of the Immed bit.  But xorriso
+     uses Immed where possible and appropriate, unless it is disabled by
+     option use_immed_bit=off .
 -eject
      Eject the drive tray after alll other work is done.
 
@@ -596,6 +599,15 @@ modesty_on_drive=parameter[:parameters]
      option, stay unchanged.  Default is:
      modesty_on_drive=off:min_percent=90:max_percent=95:
      timeout_sec=120:min_usec=5000:max_usec=25000
+use_immed_bit="on"|"off"|"default"
+     Control whether several long lasting SCSI commands shall be
+     executed with the Immed bit, which makes the commands end early
+     while the drive operation is still going on.  xorriso then inquires
+     progress indication until the drive reports to be ready again.  If
+     this feature is turned off, then blanking and formatting will show
+     no progress indication.
+     It may depend on the operating system whether -use_immed_bit is set
+     to "off" by default.
 write_start_address=value
      Set the block address on overwritable media where to start writing
      the track.  With DVD+RW, DVD-RAM or BD-RE, byte_offset must be
@@ -878,7 +890,7 @@ File: xorrecord.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: T
 * -dao explicitly set write type SAO/DAO: SetBurn.            (line 172)
 * -data explicitly announce a data track: SetBurn.            (line 157)
 * -dummy control write simulation:       SetBurn.             (line 106)
-* -eject finally eject drive tray:       SetBurn.             (line 211)
+* -eject finally eject drive tray:       SetBurn.             (line 214)
 * -help print sparse overview of options: Verbous.            (line  30)
 * -immed keep drive buffer hungry:       SetBurn.             (line 208)
 * -inq inquire drive identifiers:        Inquire.             (line   8)
@@ -906,12 +918,13 @@ File: xorrecord.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: T
 * minbuf= keep drive buffer hungry:      SetBurn.             (line 205)
 * padsize= add bytes to end of track:    SetBurn.             (line 144)
 * speed= set write speed:                SetBurn.             (line 189)
-* stdio_sync= control stdio buffer:      NonCdrecord.         (line 116)
+* stdio_sync= control stdio buffer:      NonCdrecord.         (line 125)
 * stream_recording= try to get full speed on DVD-RAM, BD: NonCdrecord.
                                                               (line  56)
 * tsize= set a fixed track size:         SetBurn.             (line 126)
+* use_immed_bit= control use of Immed bit: NonCdrecord.       (line 110)
 * write_start_address= set block address for write start: NonCdrecord.
-                                                              (line 110)
+                                                              (line 119)
 
 
 File: xorrecord.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
@@ -923,6 +936,7 @@ File: xorrecord.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Menu:
 
 * Accessing drive, wait for stdin, -waiti: SetBurn.           (line 113)
+* Blank, format, Immed bit, use_immed_bit=: NonCdrecord.      (line 110)
 * Bugs, reporting:                       Bugreport.           (line   6)
 * Data track, announce, -data:           SetBurn.             (line 157)
 * Defect management, control, stream_recording=: NonCdrecord. (line  56)
@@ -932,7 +946,7 @@ File: xorrecord.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Drive, inquire identifiers, -inq:      Inquire.             (line   8)
 * Drive, Linux device type, drive_scsi_dev_family: NonCdrecord.
                                                               (line  12)
-* Eject, the tray, -eject:               SetBurn.             (line 211)
+* Eject, the tray, -eject:               SetBurn.             (line 214)
 * Examples:                              Examples.            (line   6)
 * Fifo, set size, fs=:                   SetBurn.             (line 174)
 * Full speed, on DVD-RAM and BD, stream_recording=: NonCdrecord.
@@ -964,17 +978,17 @@ File: xorrecord.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Track size, set fixed, tsize=:         SetBurn.             (line 126)
 * Track, _definiton:                     Standards.           (line  13)
 * Transaction size, set, dvd_obs=:       NonCdrecord.         (line  66)
-* Tray, eject, -eject:                   SetBurn.             (line 211)
+* Tray, eject, -eject:                   SetBurn.             (line 214)
 * Verbosity, increase, -v:               Verbous.             (line  16)
 * Verbosity, SCSI commands, -V:          Verbous.             (line  20)
 * Version, report, -version:             Verbous.             (line   8)
 * Write simulation , control, -dummy:    SetBurn.             (line 106)
 * Write start address, set, write_start_address=: NonCdrecord.
-                                                              (line 110)
+                                                              (line 119)
 * Write type, SAO/DAO, -dao:             SetBurn.             (line 172)
 * Write type, SAO/DAO, -sao:             SetBurn.             (line 168)
 * Write type, TAO, -tao:                 SetBurn.             (line 162)
-* Write, buffer syncing, stdio_sync=:    NonCdrecord.         (line 116)
+* Write, buffer syncing, stdio_sync=:    NonCdrecord.         (line 125)
 * Write, drive buffer, -immed:           SetBurn.             (line 208)
 * Write, drive buffer, minbuf=:          SetBurn.             (line 205)
 * Write, drive buffer, modesty_on_drive=: NonCdrecord.        (line  73)
@@ -993,23 +1007,23 @@ Node: Options5885
 Node: DriveAddr6253
 Node: Inquire7618
 Node: SetBurn10487
-Node: Verbous20938
+Node: Verbous21115
-Node: NonCdrecord22488
+Node: NonCdrecord22665
-Node: Examples29314
+Node: Examples30005
-Node: ExDevices29975
+Node: ExDevices30666
-Node: ExMedium30193
+Node: ExMedium30884
-Node: ExBlank30456
+Node: ExBlank31147
-Node: ExFormat30677
+Node: ExFormat31368
-Node: ExDeformat31195
+Node: ExDeformat31886
-Node: ExIsoSingle31462
+Node: ExIsoSingle32153
-Node: ExIsoMulti31746
+Node: ExIsoMulti32437
-Node: ExIsoFly33380
+Node: ExIsoFly34071
-Node: ExAfio34051
+Node: ExAfio34742
-Node: Files35049
+Node: Files35740
-Node: Seealso35605
+Node: Seealso36296
-Node: Bugreport35968
+Node: Bugreport36659
-Node: Legal36559
+Node: Legal37250
-Node: CommandIdx37488
+Node: CommandIdx38179
-Node: ConceptIdx40905
+Node: ConceptIdx41669
 
 End Tag Table

xorriso/xorrecord.texi

@@ -50,7 +50,7 @@
 @c man .\" First parameter, NAME, should be all caps
 @c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 @c man .\" other parameters are allowed: see man(7), man(1)
-@c man .TH XORRECORD 1 "Version 1.4.5, Jul 02, 2016"
+@c man .TH XORRECORD 1 "Version 1.4.5, Jul 30, 2016"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -661,6 +661,10 @@ Equivalent to:
 Equivalent to:
 @*
  modesty_on_drive=75
+@*
+In cdrecord, this also controls use of the Immed bit.
+But xorriso uses Immed where possible and appropriate, unless it is disabled
+by option use_immed_bit=off .
 @c man .TP
 @item -eject
 @kindex -eject   finally eject drive tray
@@ -861,6 +865,18 @@ Default is:
   modesty_on_drive=off:min_percent=90:max_percent=95:
   timeout_sec=120:min_usec=5000:max_usec=25000
 @c man .TP
+@item use_immed_bit="on"|"off"|"default"
+@kindex use_immed_bit=   control use of Immed bit
+@cindex Blank, format, Immed bit, use_immed_bit=
+Control whether several long lasting SCSI commands shall be executed with the
+Immed bit, which makes the commands end early while the drive operation is
+still going on. xorriso then inquires progress indication until the drive
+reports to be ready again. If this feature is turned off, then blanking and
+formatting will show no progress indication.
+@*
+It may depend on the operating system whether -use_immed_bit is set to "off"
+by default.
+@c man .TP
 @item write_start_address=value
 @kindex write_start_address=   set block address for write start
 @cindex Write start address, set, write_start_address=

xorriso/xorriso.1

@@ -9,7 +9,7 @@
 .\" 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 XORRISO 1 "Version 1.4.5, Jul 20, 2016"
+.TH XORRISO 1 "Version 1.4.5, Jul 30, 2016"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -3004,6 +3004,18 @@ Default is:
   \-modesty_on_drive off:min_percent=90:max_percent=95:
   timeout_sec=120:min_usec=5000:max_usec=25000
 .TP
+\fB\-use_immed_bit\fR "on"|"off"|"default"
+Control whether several long lasting SCSI commands shall be executed with the
+Immed bit, which makes the commands end early while the drive operation is
+still going on. xorriso then inquires progress indication until the drive
+reports to be ready again. If this feature is turned off, then blanking and
+formatting will show no progress indication.
+.br
+It may depend on the operating system whether \-use_immed_bit is set to "off"
+by default. Command \-status will tell by appending "/on" or "/off" if a drive
+has already been acquired and \-use_immed_bit is currently set to "default".
+Command \-use_immed_bit tolerates and ignores such appended text.
+.TP
 \fB\-stdio_sync\fR "on"|"off"|"end"|number
 Set the number of bytes after which to force output to stdio: pseudo drives.
 This forcing keeps the memory from being clogged with lots of

xorriso/xorriso.h

@@ -2133,6 +2133,11 @@ int Xorriso_option_update(struct XorrisO *xorriso, char *disk_path,
 /* @since 0.1.0 */
 int Xorriso_option_use_readline(struct XorrisO *xorriso, char *mode, int flag);
 
+/* Command -use_immed_bit */
+/* @since 1.4.6 */
+int Xorriso_option_use_immed_bit(struct XorrisO *xorriso, char *mode,
+                                 int flag);
+
 /* Command -version */
 /* @since 0.1.0 */
 int Xorriso_option_version(struct XorrisO *xorriso, int flag);

xorriso/xorriso.info

@@ -2542,6 +2542,18 @@ according to the setting of command -acl.
      command, stay unchanged.  Default is:
      -modesty_on_drive off:min_percent=90:max_percent=95:
      timeout_sec=120:min_usec=5000:max_usec=25000
+-use_immed_bit "on"|"off"|"default"
+     Control whether several long lasting SCSI commands shall be
+     executed with the Immed bit, which makes the commands end early
+     while the drive operation is still going on.  xorriso then inquires
+     progress indication until the drive reports to be ready again.  If
+     this feature is turned off, then blanking and formatting will show
+     no progress indication.
+     It may depend on the operating system whether -use_immed_bit is set
+     to "off" by default.  Command -status will tell by appending "/on"
+     or "/off" if a drive has already been acquired and -use_immed_bit
+     is currently set to "default".  Command -use_immed_bit tolerates
+     and ignores such appended text.
 -stdio_sync "on"|"off"|"end"|number
      Set the number of bytes after which to force output to stdio:
      pseudo drives.  This forcing keeps the memory from being clogged
@@ -5120,7 +5132,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -chown sets ownership in ISO image:    Manip.               (line  43)
 * -chown_r sets ownership in ISO image:  Manip.               (line  47)
 * -clone copies ISO directory tree:      Insert.              (line 170)
-* -close controls media closing:         SetWrite.            (line 373)
+* -close controls media closing:         SetWrite.            (line 385)
 * -close_damaged closes damaged track and session: Writing.   (line 164)
 * -close_filter_list bans filter registration: Filter.        (line  50)
 * -commit writes pending ISO image:      Writing.             (line  27)
@@ -5149,7 +5161,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
                                                               (line  57)
 * -drive_class controls drive accessability: Loading.         (line  73)
 * -du show directory size in ISO image:  Navigate.            (line  75)
-* -dummy controls write simulation:      SetWrite.            (line 365)
+* -dummy controls write simulation:      SetWrite.            (line 377)
 * -dus show directory size in ISO image: Navigate.            (line  78)
 * -dusx show directory size on disk:     Navigate.            (line  85)
 * -dux show directory size on disk:      Navigate.            (line  81)
@@ -5173,7 +5185,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -follow softlinks and mount points:    SetInsert.           (line  69)
 * -format formats media:                 Writing.             (line  87)
 * -for_backup -acl,-xattr,-hardlinks,-md5: Loading.           (line 210)
-* -fs sets size of fifo:                 SetWrite.            (line 368)
+* -fs sets size of fifo:                 SetWrite.            (line 380)
 * -getfacl shows ACL in ISO image:       Navigate.            (line  60)
 * -getfacl_r shows ACL in ISO image:     Navigate.            (line  66)
 * -getfattr shows xattr in ISO image:    Navigate.            (line  69)
@@ -5235,7 +5247,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -out_charset sets output character set: SetWrite.           (line 263)
 * -overwrite enables overwriting in ISO: SetInsert.           (line 131)
 * -pacifier controls pacifier text form: Emulation.           (line 166)
-* -padding sets amount or mode of image padding: SetWrite.    (line 396)
+* -padding sets amount or mode of image padding: SetWrite.    (line 408)
 * -page set terminal geometry:           DialogCtl.           (line  18)
 * -paste_in copies file into disk file:  Restore.             (line 114)
 * -pathspecs sets meaning of = with -add: SetInsert.          (line 115)
@@ -5297,7 +5309,7 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -split_size enables large file splitting: SetInsert.        (line 143)
 * -status shows current settings:        Scripting.           (line  44)
 * -status_history_max curbs -status history: Scripting.       (line  52)
-* -stdio_sync controls stdio buffer:     SetWrite.            (line 358)
+* -stdio_sync controls stdio buffer:     SetWrite.            (line 370)
 * -stream_recording controls defect management: SetWrite.     (line 303)
 * -system_id sets system id:             SetWrite.            (line 199)
 * -tell_media_space reports free space:  Inquiry.             (line  97)
@@ -5308,12 +5320,13 @@ File: xorriso.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: Top
 * -update inserts path if different:     Insert.              (line 100)
 * -update_l inserts paths if different:  Insert.              (line 120)
 * -update_r inserts paths if different:  Insert.              (line 110)
+* -use_immed_bit controls use of Immed bit: SetWrite.         (line 358)
 * -use_readline enables readline for dialog: DialogCtl.       (line  26)
 * -version prints help text:             Scripting.           (line  22)
 * -volid sets volume id:                 SetWrite.            (line 162)
 * -volset_id sets volume set id:         SetWrite.            (line 182)
 * -volume_date sets volume timestamp:    SetWrite.            (line 205)
-* -write_type chooses TAO or SAO/DAO:    SetWrite.            (line 389)
+* -write_type chooses TAO or SAO/DAO:    SetWrite.            (line 401)
 * -x enables automatic execution order of arguments: ArgSort. (line  16)
 * -xattr controls handling of xattr (EA): Loading.            (line 178)
 * -zisofs controls zisofs production:    SetWrite.            (line 274)
@@ -5346,6 +5359,7 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Backup, enable features, -for_backup:  Loading.             (line 210)
 * Backup, scdbackup checksum tag, -scdbackup: Emulation.      (line 179)
 * Blank media, _definition:              Media.               (line  29)
+* Blank, format, Immed bit, -use_immed_bit: SetWrite.         (line 358)
 * Blind growing, _definition:            Methods.             (line  41)
 * Bootability, control, -boot_image:     Bootable.            (line  65)
 * Bugs, reporting:                       Bugreport.           (line   6)
@@ -5604,24 +5618,24 @@ File: xorriso.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Verify, preset -check_media, -check_media_defaults: Verify. (line  40)
 * Write, block size, -dvd_obs:           SetWrite.            (line 314)
 * Write, bootability, -boot_image:       Bootable.            (line  65)
-* Write, buffer syncing, -stdio_sync:    SetWrite.            (line 358)
+* Write, buffer syncing, -stdio_sync:    SetWrite.            (line 370)
-* Write, close media, -close:            SetWrite.            (line 373)
+* Write, close media, -close:            SetWrite.            (line 385)
 * Write, compliance to specs, -compliance: SetWrite.          (line  56)
 * Write, defect management, -stream_recording: SetWrite.      (line 303)
 * Write, disable Rock Ridge, -rockridge: SetWrite.            (line  51)
 * Write, drive buffer, -modesty_on_drive: SetWrite.           (line 320)
 * Write, enable HFS+, -hfsplus:          SetWrite.            (line  14)
 * Write, enable Joliet, -joliet:         SetWrite.            (line  10)
-* Write, fifo size, -fs:                 SetWrite.            (line 368)
+* Write, fifo size, -fs:                 SetWrite.            (line 380)
 * Write, free space, -tell_media_space:  Inquiry.             (line  97)
 * Write, log problematic disk files, -errfile_log: Scripting. (line 116)
 * Write, log written sessions, -session_log: Scripting.       (line 134)
-* Write, padding image, -padding:        SetWrite.            (line 396)
+* Write, padding image, -padding:        SetWrite.            (line 408)
 * Write, pending ISO image, -commit:     Writing.             (line  27)
 * Write, predict image size, -print_size: Inquiry.            (line  85)
 * Write, set speed, -speed:              SetWrite.            (line 285)
-* Write, simulation, -dummy:             SetWrite.            (line 365)
+* Write, simulation, -dummy:             SetWrite.            (line 377)
-* Write, TAO or SAO/DAO, -write_type:    SetWrite.            (line 389)
+* Write, TAO or SAO/DAO, -write_type:    SetWrite.            (line 401)
 * xattr, control handling, -xattr:       Loading.             (line 178)
 * xattr, set in ISO image, -setfattr:    Manip.               (line 103)
 * xattr, set in ISO image, -setfattr_list: Manip.             (line 117)
@@ -5653,40 +5667,40 @@ Node: CmdFind82395
 Node: Filter100698
 Node: Writing105320
 Node: SetWrite115476
-Node: Bootable138520
+Node: Bootable139259
-Node: Jigdo162313
+Node: Jigdo163052
-Node: Charset166572
+Node: Charset167311
-Node: Exception169901
+Node: Exception170640
-Node: DialogCtl176030
+Node: DialogCtl176769
-Node: Inquiry178632
+Node: Inquiry179371
-Node: Navigate187082
+Node: Navigate187821
-Node: Verify195377
+Node: Verify196116
-Node: Restore205255
+Node: Restore205994
-Node: Emulation213868
+Node: Emulation214607
-Node: Scripting224278
+Node: Scripting225017
-Node: Frontend232061
+Node: Frontend232800
-Node: Examples241687
+Node: Examples242426
-Node: ExDevices242865
+Node: ExDevices243604
-Node: ExCreate243526
+Node: ExCreate244265
-Node: ExDialog244826
+Node: ExDialog245565
-Node: ExGrowing246097
+Node: ExGrowing246836
-Node: ExModifying246906
+Node: ExModifying247645
-Node: ExBootable247416
+Node: ExBootable248155
-Node: ExCharset247971
+Node: ExCharset248710
-Node: ExPseudo248867
+Node: ExPseudo249606
-Node: ExCdrecord249794
+Node: ExCdrecord250533
-Node: ExMkisofs250114
+Node: ExMkisofs250853
-Node: ExGrowisofs251471
+Node: ExGrowisofs252210
-Node: ExException252625
+Node: ExException253364
-Node: ExTime253083
+Node: ExTime253822
-Node: ExIncBackup253541
+Node: ExIncBackup254280
-Node: ExRestore257567
+Node: ExRestore258306
-Node: ExRecovery258513
+Node: ExRecovery259252
-Node: Files259085
+Node: Files259824
-Node: Seealso260419
+Node: Seealso261158
-Node: Bugreport261134
+Node: Bugreport261873
-Node: Legal261725
+Node: Legal262464
-Node: CommandIdx262737
+Node: CommandIdx263476
-Node: ConceptIdx279852
+Node: ConceptIdx280664
 
 End Tag Table

xorriso/xorriso.texi

@@ -50,7 +50,7 @@
 @c man .\" First parameter, NAME, should be all caps
 @c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 @c man .\" other parameters are allowed: see man(7), man(1)
-@c man .TH XORRISO 1 "Version 1.4.5, Jul 20, 2016"
+@c man .TH XORRISO 1 "Version 1.4.5, Jul 30, 2016"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -3512,6 +3512,20 @@ Default is:
   -modesty_on_drive off:min_percent=90:max_percent=95:
   timeout_sec=120:min_usec=5000:max_usec=25000
 @c man .TP
+@item -use_immed_bit "on"|"off"|"default"
+@kindex -use_immed_bit   controls use of Immed bit
+@cindex Blank, format, Immed bit, -use_immed_bit
+Control whether several long lasting SCSI commands shall be executed with the
+Immed bit, which makes the commands end early while the drive operation is
+still going on. xorriso then inquires progress indication until the drive
+reports to be ready again. If this feature is turned off, then blanking and
+formatting will show no progress indication.
+@*
+It may depend on the operating system whether -use_immed_bit is set to "off"
+by default. Command -status will tell by appending "/on" or "/off" if a drive
+has already been acquired and -use_immed_bit is currently set to "default".
+Command -use_immed_bit tolerates and ignores such appended text.
+@c man .TP
 @item -stdio_sync "on"|"off"|"end"|number
 @kindex -stdio_sync   controls stdio buffer
 @cindex Write, buffer syncing, -stdio_sync

xorriso/xorriso_private.h

@@ -383,6 +383,9 @@ struct XorrisO { /* the global context of xorriso */
  int min_buffer_percent;
  int max_buffer_percent;
 
+ int use_immed_bit;           /* 1= on , 0= default , -1 = off */
+ int use_immed_bit_default;   /* 1= on , 0= yet undefined , -1 = off */
+
  int stdio_sync;              /* stdio fsync interval: -1, 0, >=32 */
  int stdio_sync_is_default;   /* 1= is still default , 0= has been set */
 

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2016.07.21.103607"
+#define Xorriso_timestamP "2016.07.31.073903"

xorriso/xorrisoburn.h

@@ -624,6 +624,8 @@ int Xorriso_pretend_full_disc(struct XorrisO *xorriso, int flag);
 
 int Xorriso_scsi_dev_family(struct XorrisO *xorriso, int flag);
 
+int Xorriso_use_immed_bit(struct XorrisO *xorriso, int flag);
+
 
 int Xorriso_apply_sort_file(struct XorrisO *xorriso, char *path, int flag);