New -as mkisofs option -log-file

xorriso/base_obj.c

@@ -301,6 +301,7 @@ int Xorriso_new(struct XorrisO ** xorriso,char *progname, int flag)
    m->logfile_fp[i]= NULL;
  }
  m->pktlog_fp= NULL;
+ m->stderr_fp= NULL;
  for(i= 0; i < Xorriso_max_outlist_stacK; i++) {
    m->result_msglists[i]= NULL;
    m->info_msglists[i]= NULL;

xorriso/emulators.c

@@ -831,6 +831,7 @@ int Xorriso_genisofs_help(struct XorrisO *xorriso, int flag)
 "  --old-root-no-md5           Do not record and use MD5 with -old-root",
 "  --old-root-no-ino           Do not use disk inode numbers with -old-root",
 "  --old-root-devno            Use disk device numbers with -old-root",
+"  -log-file LOG_FILE          Re-direct messages to LOG_FILE",
 "  --no_rc                     Do not execute startup files",
 "  -v, -verbose                Verbose",
 "  -version                    Print the current version",
@@ -985,6 +986,35 @@ int Xorriso_genisofs(struct XorrisO *xorriso, char *whom,
  Xorriso_alloc_meM(indev, char, SfileadrL+8);
  Xorriso_alloc_meM(old_root, char, SfileadrL);
 
+ for(i= 0; i<argc; i++) {
+   if(strcmp(argv[i], "-log-file") == 0 ||
+      strcmp(argv[i], "--log-file") == 0 ) {
+     if(i + 1 >= argc)
+       goto not_enough_args;
+     i+= 1;
+     if(argv[i][0]) {
+       sprintf(xorriso->info_text, "re-directing all messages to %s\n",
+               argv[i]);
+       Xorriso_info(xorriso, 0);
+     }
+     ret= Xorriso_write_to_channel(xorriso, argv[i], 2,
+                                   8 | ((argv[i][0] == 0) << 15));
+     if(ret <= 0) {
+       sprintf(xorriso->info_text, "Cannot open logfile:  %s", argv[i]);
+       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno * (ret == 0),
+                           "SORRY", 0);
+       was_failure= 1;
+       fret= Xorriso_eval_problem_status(xorriso, ret, 1|2);
+       if(fret < 0)
+         {ret= 0; goto ex;}
+     }
+     if(argv[i][0] == 0) {
+       sprintf(xorriso->info_text, "Revoked stderr message redirection");
+       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
+     }
+   }
+ }
+
  strcpy(ra_text, xorriso->report_about_text);
 
  weight_list= TSOB_FELD(int, (argc / 3) + 1);
@@ -1181,6 +1211,8 @@ int Xorriso_genisofs(struct XorrisO *xorriso, char *whom,
    } else if(strcmp(argpt, "--no-emul-toc")==0) {
      with_emul_toc= 0;
      xorriso->no_emul_toc|= 1;
+   } else if(strcmp(argpt, "-log-file") == 0) {
+     /* already handled before this loop */;
    } else {
      was_other_option= 1;
      hargv[0]= argpt;
@@ -1669,6 +1701,9 @@ rr_reloc_dir:;
        goto problem_handler_2;
      Xorriso_relax_compliance(xorriso, "deep_paths_off:long_paths_off", 0);
 
+   } else if(strcmp(argpt, "-log-file") == 0) {
+     /* was already handled before this loop */;
+
    } else if(argpt[0]=='-' && argpt[1]!=0) {
      hargv[0]= argpt;
      ret= Xorriso_genisofs_count_args(xorriso, argc - i, hargv, &count, 1);

xorriso/text_io.c

@@ -526,7 +526,8 @@ int Xorriso_write_to_channel(struct XorrisO *xorriso,
  bit0= eventually backslash encode linefeeds
  bit1= text is the name of the log file for the given channel 
  bit2= text is the name of the consolidated packet log file for all channels 
-bit15= with bit1 or bit2: close depicted log file
+ bit3= text is the name of the stderr redirection file
+bit15= with bit1 to bit3: close depicted log file
 */
 {
  char *rpt, *npt, *text= NULL;
@@ -559,6 +560,10 @@ bit15= with bit1 or bit2: close depicted log file
    fclose(pktlog_fp);
    xorriso->pktlog_fp= pktlog_fp= NULL;
  }
+ if((flag & 8) && xorriso->stderr_fp != NULL) {
+   fclose(xorriso->stderr_fp);
+   xorriso->stderr_fp= NULL;
+ }
  if(flag&(1<<15))
    {ret= 1; goto ex;}
  if((flag&2)) {
@@ -579,7 +584,13 @@ bit15= with bit1 or bit2: close depicted log file
            Sfile_datestr(time(0),1|2|256));
    fflush(pktlog_fp);
  }
- if(flag&(2|4))
+ if(flag & 8) {
+   truncate(text, (off_t) 0);
+   xorriso->stderr_fp= fopen(text, "a");
+   if(xorriso->stderr_fp == NULL)
+     {ret= 0; goto ex;}
+ }
+ if(flag & (2| 4 | 8))
    {ret= 1; goto ex;}
 
  /* Eventually perform backslash encoding of non-printable characters */
@@ -628,8 +639,13 @@ bit15= with bit1 or bit2: close depicted log file
      printf("%s",text);
      fflush(stdout);
    }
-   if(channel_no==2 || channel_no==3)
+   if(channel_no==2 || channel_no==3) {
-     fprintf(stderr,"%s",text);
+     if(xorriso->stderr_fp != NULL) {
+       fprintf(xorriso->stderr_fp, "%s", text);
+       fflush(xorriso->stderr_fp);
+     } else
+       fprintf(stderr, "%s", text);
+   }
    if(logfile_fp!=NULL) {
      fprintf(logfile_fp,"%s",text);
      fflush(logfile_fp);

xorriso/xorriso_private.h

@@ -514,6 +514,7 @@ struct XorrisO { /* the global context of xorriso */
  char logfile[4][SfileadrL];
  FILE *logfile_fp[4];
  FILE *pktlog_fp;
+ FILE *stderr_fp;
  struct Xorriso_lsT *result_msglists[Xorriso_max_outlist_stacK];
  struct Xorriso_lsT *info_msglists[Xorriso_max_outlist_stacK];
  int msglist_flags[Xorriso_max_outlist_stacK]; /* bit0= result is redirected

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2012.04.10.071539"
+#define Xorriso_timestamP "2012.04.11.163237"

xorriso/xorrisofs.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 XORRISOFS 1 "Version 1.2.3, Apr 02, 2012"
+.TH XORRISOFS 1 "Version 1.2.3, Apr 11, 2012"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -1105,6 +1105,12 @@ original mkisofs description texts.
 Suppress most messages of the program run, except those which indicate
 problems or errors.
 .TP
+\fB\-log-file\fR disk_path
+.br
+Truncate file disk_path to 0 size and redirect to it all messages which would
+normally appear on stderr. \-log\-file with empty text as disk_path re\-enables
+output to stderr.
+.TP
 \fB\-v\fR
 .br
 Enable the output of informational program messages.

xorriso/xorrisofs.info

@@ -1095,6 +1095,11 @@ File: xorrisofs.info,  Node: Miscellaneous,  Next: ExSimple,  Prev: Jigdo,  Up:
      Suppress most messages of the program run, except those which
      indicate problems or errors.
 
+-log-file disk_path
+     Truncate file disk_path to 0 size and redirect to it all messages
+     which would normally appear on stderr. -log-file with empty text
+     as disk_path re-enables output to stderr.
+
 -v
      Enable the output of informational program messages.
 
@@ -1641,6 +1646,7 @@ File: xorrisofs.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: T
                                                               (line 107)
 * -joliet-long   allow longer Joliet names: SetExtras.        (line 110)
 * -l   allow 31 characters in ISO file names: SetCompl.       (line  63)
+* -log-file   redirect stderr messages:  Miscellaneous.       (line  28)
 * -m   exclude disk files from inserting: SetInsert.          (line  35)
 * -M   set path for loading existing ISO image: Loading.      (line  11)
 * -max-iso9660-filenames   allow 37 characters in ISO file names: SetCompl.
@@ -1697,10 +1703,10 @@ File: xorrisofs.info,  Node: CommandIdx,  Next: ConceptIdx,  Prev: Legal,  Up: T
 * -untranslated-filenames   very relaxed filename rules: SetCompl.
                                                               (line  36)
 * -untranslated_name_len   untranslated file names: SetCompl. (line  39)
-* -v   enable verbous messages:          Miscellaneous.       (line  28)
+* -v   enable verbous messages:          Miscellaneous.       (line  33)
 * -V   set Volume Id:                    ImageId.             (line  13)
-* -verbose   enable verbous messages:    Miscellaneous.       (line  31)
+* -verbose   enable verbous messages:    Miscellaneous.       (line  36)
-* -version   report program version:     Miscellaneous.       (line  34)
+* -version   report program version:     Miscellaneous.       (line  39)
 * -volid   set Volume Id:                ImageId.             (line  23)
 * -volset   set Volume Set Id:           ImageId.             (line  26)
 * -x   exclude disk files from inserting: SetInsert.          (line  45)
@@ -1826,6 +1832,7 @@ File: xorrisofs.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * MBR, append partition, -append_partition: SystemArea.       (line  86)
 * MBR, sectors per head, -partition_sec_hd: SystemArea.       (line  58)
 * MD5, record and load, --md5:           SetExtras.           (line  77)
+* Message output, redirect stderr, -log-file: Miscellaneous.  (line  28)
 * Message output, suppress, -quiet:      Miscellaneous.       (line  24)
 * Mountability, by non-trivial partition 1, -partition_offset: SystemArea.
                                                               (line  46)
@@ -1842,7 +1849,7 @@ File: xorrisofs.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * Permissions, for all directories, -dir-mode: SetProduct.    (line  60)
 * Preparer Id, set, -p:                  ImageId.             (line  54)
 * Problems, reporting:                   Bugreport.           (line   6)
-* Program version, report, -version:     Miscellaneous.       (line  34)
+* Program version, report, -version:     Miscellaneous.       (line  39)
 * Publisher Id, set, -p, -publisher:     ImageId.             (line  30)
 * Rock Ridge, (always enabled), -R, -rock: SetExtras.         (line   8)
 * Rock Ridge, _definition:               Standards.           (line  14)
@@ -1857,7 +1864,7 @@ File: xorrisofs.info,  Node: ConceptIdx,  Prev: CommandIdx,  Up: Top
 * System Id, set, -sysid:                ImageId.             (line  49)
 * Table-of-content, emulation off, --no-emul-toc: SetProduct. (line  44)
 * Table-of-content, emulation, --emul-toc: SetProduct.        (line  35)
-* Verbosity, high, -v, -verbose:         Miscellaneous.       (line  28)
+* Verbosity, high, -v, -verbose:         Miscellaneous.       (line  33)
 * Volume Id, set, -V, -volid:            ImageId.             (line  13)
 * Volume Set Id, set, -volset:           ImageId.             (line  26)
 * xattr, record and load, --xattr:       SetExtras.           (line  70)
@@ -1887,19 +1894,19 @@ Node: SystemArea33162
 Node: Charset39496
 Node: Jigdo40522
 Node: Miscellaneous44789
-Node: Examples45953
+Node: Examples46162
-Node: ExSimple46439
+Node: ExSimple46648
-Node: ExGraft46918
+Node: ExGraft47127
-Node: ExMkisofs48165
+Node: ExMkisofs48374
-Node: ExGrowisofs49418
+Node: ExGrowisofs49627
-Node: ExIncBackup50590
+Node: ExIncBackup50799
-Node: ExIncBckAcc53698
+Node: ExIncBckAcc53907
-Node: ExBootable55374
+Node: ExBootable55583
-Node: Files57466
+Node: Files57675
-Node: Seealso58540
+Node: Seealso58749
-Node: Bugreport59196
+Node: Bugreport59405
-Node: Legal59777
+Node: Legal59986
-Node: CommandIdx60592
+Node: CommandIdx60801
-Node: ConceptIdx72575
+Node: ConceptIdx72857
 
 End Tag Table

xorriso/xorrisofs.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 XORRISOFS 1 "Version 1.2.3, Apr 02, 2012"
+@c man .TH XORRISOFS 1 "Version 1.2.3, Apr 11, 2012"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -1521,6 +1521,14 @@ original mkisofs description texts.
 Suppress most messages of the program run, except those which indicate
 problems or errors.
 @c man .TP
+@item -log-file disk_path
+@kindex -log-file   redirect stderr messages
+@cindex Message output, redirect stderr, -log-file
+@*
+Truncate file disk_path to 0 size and redirect to it all messages which would
+normally appear on stderr. -log-file with empty text as disk_path re-enables
+output to stderr.
+@c man .TP
 @item -v
 @kindex -v   enable verbous messages
 @cindex Verbosity, high, -v, -verbose