Bug fix: -backslash_codes "with_program_arguments" was interpreted too late

xorriso/parse_exec.c

@@ -2086,6 +2086,26 @@ ex:;
 }
 
 
+/* @return  1=replaced , 2=not replaced , <=0 = error
+*/
+int Xorriso_replace_arg_by_bsl(struct XorrisO *xorriso, char **arg,
+                               char **argpt, int flag)
+{
+ int ret, eaten, l;
+
+ if(!(xorriso->bsl_interpretation & 16))
+   return(2);
+ l= strlen(*argpt);
+ Xorriso_free_meM(*arg);
+ Xorriso_alloc_meM(*arg, char, l + 1);
+ strcpy(*arg, *argpt);
+ *argpt= *arg;
+ ret= Sfile_bsl_interpreter(*arg, l, &eaten, 0);
+ex:;
+ return(ret);
+}
+
+
 int Xorriso_prescan_args(struct XorrisO *xorriso, int argc, char **argv,
                          int flag)
 /*
@@ -2100,14 +2120,16 @@ int Xorriso_prescan_args(struct XorrisO *xorriso, int argc, char **argv,
 */
 {
  int i, ret, was_dashed, num2, arg_count;
- int advice, mem_add_plainly, error_seen= 0;
+ int advice, mem_add_plainly, error_seen= 0, mem_bsl;
  int was_report_about= 0, was_abort_on= 0, was_return_with= 0;
  int was_signal_handling= 0, was_scsi_log= 0, cmd_data_size= 5 * SfileadrL;
  char *cmd, *original_cmd, *cmd_data= NULL, *arg1, *arg2;
+ char *arg1_data= NULL, *arg2_data= NULL;
  char mem_list_delimiter[81];
 
  strcpy(mem_list_delimiter, xorriso->list_delimiter);
  mem_add_plainly= xorriso->add_plainly;
+ mem_bsl= xorriso->bsl_interpretation;
 
  Xorriso_alloc_meM(cmd_data, char, cmd_data_size);
 
@@ -2121,11 +2143,19 @@ int Xorriso_prescan_args(struct XorrisO *xorriso, int argc, char **argv,
      {ret= -1; goto ex;}
 
    arg1= "";
-   if(i+1<argc)
+   if(i + 1 < argc) {
      arg1= argv[i + 1];
+     ret= Xorriso_replace_arg_by_bsl(xorriso, &arg1_data, &arg1, 0);
+     if(ret <= 0)
+       goto ex;
+   }
    arg2= "";
-   if(i+2<argc)
+   if(i + 2 < argc) {
      arg2= argv[i + 2];
+     ret= Xorriso_replace_arg_by_bsl(xorriso, &arg2_data, &arg2, 0);
+     if(ret <= 0)
+       goto ex;
+   }
    if(i>1)
      xorriso->did_something_useful= 1;
    if(i==1 && argc==2) {
@@ -2255,6 +2285,12 @@ protect_stdout:;
    } else if(strcmp(original_cmd, "-x") == 0) {
      xorriso->arrange_args= 1;
 
+   } else if(strcmp(cmd, "backslash_codes") == 0) {
+     i++;
+     ret= Xorriso_option_backslash_codes(xorriso, arg1, 0);
+     if(ret <= 0)
+       error_seen= 1;
+
    } else {
      ret= Xorriso_count_args(xorriso, argc - i, argv + i, &arg_count, 1);
      if(ret == 1) {
@@ -2272,6 +2308,9 @@ protect_stdout:;
 ex:;
  strcpy(xorriso->list_delimiter, mem_list_delimiter);
  xorriso->add_plainly= mem_add_plainly;
+ xorriso->bsl_interpretation= mem_bsl;
+ Xorriso_free_meM(arg1_data);
+ Xorriso_free_meM(arg2_data);
  Xorriso_free_meM(cmd_data);
  if(error_seen && ret > 0) {
    advice= Xorriso_eval_problem_status(xorriso, 0, 0);
@@ -2472,11 +2511,74 @@ int Xorriso_make_return_value(struct XorrisO *xorriso, int flag)
 int Xorriso_program_arg_bsl(struct XorrisO *xorriso, int argc, char ***argv,
                             int flag)
 {
- int ret;
+ int i, ret, eaten, bsl_mem, params_to_come= 0, cmd_data_size= 5 * SfileadrL;
+ int next_is_backslash_codes= 0, next_is_list_delimiter= 0;
+ char **new_argv= NULL, *cmd, *cmd_data= NULL;
+ char mem_list_delimiter[81];
 
- if(!(xorriso->bsl_interpretation & 16))
-   return(1);
- ret= Sfile_argv_bsl(argc, argv, 0);
+ strcpy(mem_list_delimiter, xorriso->list_delimiter);
+ bsl_mem= xorriso->bsl_interpretation;
+ if(argc <= 0)
+   return(0);
+ Xorriso_alloc_meM(cmd_data, char, cmd_data_size);
+ new_argv= (char **) Smem_malloC(argc * sizeof(char *));
+ if(new_argv == NULL)
+   return(-1); 
+ for(i= 0; i < argc; i++) {
+   new_argv[i]= strdup((*argv)[i]);
+   if(new_argv[i] == NULL)
+     {ret= -1; goto ex;}
+   if(i == 0)
+ continue;
+   if(xorriso->bsl_interpretation & 16) {
+     ret= Sfile_bsl_interpreter(new_argv[i], strlen(new_argv[i]), &eaten, 0);
+     if(ret <= 0)
+       goto ex;
+   }
+   if(params_to_come == 0) {
+     ret= Xorriso_normalize_command(xorriso, new_argv[i], i,
+                                    cmd_data, cmd_data_size, &cmd, 0);
+     if(ret < 0)
+       goto ex;
+     if(strcmp(cmd, "backslash_codes") == 0) {
+       params_to_come= 1;
+       next_is_backslash_codes= 1;
+     } else if(strcmp(cmd, "list_delimiter") == 0) {
+       params_to_come= 1;
+       next_is_list_delimiter= 1;
+     } else {
+       ret= Xorriso_count_args(xorriso, argc - i, *argv + i,
+                               &params_to_come, 1);
+       if(ret <= 0)
+         goto ex;
+       if(ret != 1)
+         params_to_come= 0;
+     }
+   } else {
+     params_to_come--;
+     if(next_is_backslash_codes) {
+       next_is_backslash_codes= 0;
+       ret= Xorriso_option_backslash_codes(xorriso, new_argv[i], 0);
+       if(ret <= 0)
+         goto ex;
+     } else if(next_is_list_delimiter) {
+       next_is_list_delimiter= 0;
+       ret= Xorriso_option_list_delimiter(xorriso, new_argv[i], 0);
+       if(ret <= 0)
+         goto ex;
+     }
+   }
+ }
+ ret= 1;
+ex:;
+ Xorriso_free_meM(cmd_data);
+ strcpy(xorriso->list_delimiter, mem_list_delimiter);
+ xorriso->bsl_interpretation= bsl_mem;
+ if(ret <= 0) {
+   if(new_argv != NULL)
+     free((char *) new_argv);
+ } else
+   *argv= new_argv;
  return(ret);
 }
 

xorriso/sfile.c

@@ -519,35 +519,6 @@ not_a_code:;
 }
 
 
-int Sfile_argv_bsl(int argc, char ***argv, int flag)
-{
- int i, ret, eaten;
- char **new_argv= NULL;
-
- if(argc <= 0)
-   return(0);
- new_argv= (char **) Smem_malloC(argc * sizeof(char *));
- if(new_argv == NULL)
-   return(-1);
- for(i= 0; i < argc; i++) {
-   new_argv[i]= strdup((*argv)[i]);
-   if(new_argv[i] == NULL)
-     {ret= -1; goto ex;}
-   ret= Sfile_bsl_interpreter(new_argv[i], strlen(new_argv[i]), &eaten, 0);
-   if(ret <= 0)
-     goto ex;
- }
- ret= 1;
-ex:;
- if(ret <= 0) {
-   if(new_argv != NULL)
-     free((char *) new_argv);
- } else
-   *argv= new_argv;
- return(ret);
-}
-
-
 /* @param flag bit0= only encode inside quotes
                bit1= encode < 32 outside quotes except 7, 8, 9, 10, 12, 13
                bit2= encode in any case above 126

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 1.3.1, Mai 17, 2013"
+.TH XORRISO 1 "Version 1.3.1, Mai 29, 2013"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -4433,7 +4433,7 @@ Translations can occur with quoted input in 3 modes:
 .br
 With the start program arguments there is mode:
 .br
- "with_program_arguments" translates all program arguments.
+ "with_program_arguments" translates program arguments.
 .br
 .br
 Mode "encode_output" encodes output characters. It combines "encode_results"

xorriso/xorriso.h

@@ -241,7 +241,7 @@ int Xorriso_destroy(struct XorrisO **xorriso, int flag);
 /* This special interpreter may be called between Xorriso_new() and
    Xorriso_startup_libraries(). It interprets certain commands which shall
    get into effect before the libraries get initialized:
-     -abort_on , -report_about , -return_with , -list_delimiter ,
+     -abort_on , -report_about , -return_with ,
      -scsi_log , -signal_handling
    This is the only occasion where command -x has an effect:
      -x
@@ -251,9 +251,10 @@ int Xorriso_destroy(struct XorrisO **xorriso, int flag);
      -no_rc
    Some get examined for the need to redirect stdout messages:
      -dev , -outdev , -indev , -as 
-   Commands -list_delimiter and -add_plainly get into effect during this
-   call. But their setting at begin of the call gets restored before the
-   call returns.
+   Commands
+     -backslash_codes , -list_delimiter , -add_plainly
+   get into effect during this call. But their setting at begin of the call
+   gets restored before the call returns.
    @param xorriso The context object in which to perform the commands.
    @param argc    Number of arguments.
    @param argv    The arguments. argv[0] contains the program name.
@@ -288,6 +289,17 @@ int Xorriso_read_rc(struct XorrisO *xorriso, int flag);
    replace *argv by a new argument vector. The old one will not be freed
    by this call. If it is dynamic memory then you need to keep a copy of
    the pointer and free it yourself after this call.
+
+   @since 1.3.2:
+   This call internally interprets the commands -backslash_codes and
+   -list_delimiter if it encounters them among the arguments. The
+   decoding of backslashes can thus be enabled and disabled by the
+   arguments themselves. The state of the xorriso object in respect
+   to these commands gets preserved at the start of the call and restored
+   when the call ends.
+   (*argv)[0] never gets decoded.
+   The old *argv will always be replaced by a new one.
+
    @param xorriso The context object
    @param argc    Number of arguments.
    @param argv    The arguments. (*argv)[0] contains the program name.

xorriso/xorriso.info

@@ -3882,7 +3882,7 @@ File: xorriso.info,  Node: Scripting,  Next: Frontend,  Prev: Emulation,  Up: Co
      "in_quotes" translates inside " and ' quotation.
      "with_quoted_input" translates inside and outside quotes.
      With the start program arguments there is mode:
-     "with_program_arguments" translates all program arguments.
+     "with_program_arguments" translates program arguments.
      Mode "encode_output" encodes output characters. It combines
      "encode_results" with "encode_infos". Inside single or double
      quotation marks encoding applies to 8-bit characters octal 001 to
@@ -5269,29 +5269,29 @@ Node: Verify169213
 Node: Restore178245
 Node: Emulation185332
 Node: Scripting195456
-Node: Frontend202617
-Node: Examples210692
-Node: ExDevices211870
-Node: ExCreate212529
-Node: ExDialog213814
-Node: ExGrowing215079
-Node: ExModifying215884
-Node: ExBootable216388
-Node: ExCharset216940
-Node: ExPseudo217761
-Node: ExCdrecord218659
-Node: ExMkisofs218976
-Node: ExGrowisofs220316
-Node: ExException221451
-Node: ExTime221905
-Node: ExIncBackup222364
-Node: ExRestore226344
-Node: ExRecovery227277
-Node: Files227847
-Node: Seealso229146
-Node: Bugreport229869
-Node: Legal230450
-Node: CommandIdx231461
-Node: ConceptIdx247763
+Node: Frontend202613
+Node: Examples210688
+Node: ExDevices211866
+Node: ExCreate212525
+Node: ExDialog213810
+Node: ExGrowing215075
+Node: ExModifying215880
+Node: ExBootable216384
+Node: ExCharset216936
+Node: ExPseudo217757
+Node: ExCdrecord218655
+Node: ExMkisofs218972
+Node: ExGrowisofs220312
+Node: ExException221447
+Node: ExTime221901
+Node: ExIncBackup222360
+Node: ExRestore226340
+Node: ExRecovery227273
+Node: Files227843
+Node: Seealso229142
+Node: Bugreport229865
+Node: Legal230446
+Node: CommandIdx231457
+Node: ConceptIdx247759
 
 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 1.3.1, Mai 17, 2013"
+@c man .TH XORRISO 1 "Version 1.3.1, Mai 29, 2013"
 @c man .\" Please adjust this date whenever revising the manpage.
 @c man .\"
 @c man .\" Some roff macros, for reference:
@@ -5183,7 +5183,7 @@ Translations can occur with quoted input in 3 modes:
 @*
 With the start program arguments there is mode:
 @*
- "with_program_arguments" translates all program arguments.
+ "with_program_arguments" translates program arguments.
 @*
 @*
 Mode "encode_output" encodes output characters. It combines "encode_results"

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2013.05.28.175212"
+#define Xorriso_timestamP "2013.05.30.192537"