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Overview
Comment:Port the command-line shell enhancements including the new --cmd option to the nx-devkit branch.
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Timelines: family | ancestors | descendants | both | nx-devkit
Files: files | file ages | folders
SHA1:81ce52afb1bdb55d4585f01e7fb3ab86f81b7512
User & Date: drh 2012-02-07 14:22:18
Context
2012-04-04
13:47
In the multiplexor extension, improve the error logging when a chunk fails to open. check-in: e6806f0d user: drh tags: nx-devkit
2012-02-07
14:22
Port the command-line shell enhancements including the new --cmd option to the nx-devkit branch. check-in: 81ce52af user: drh tags: nx-devkit
2012-01-30
16:13
Do not rely on the _WIN32_WINNT macro as vs2005 does not define it by default. Instead, always assume winNT unless the makefile explicitly sets SQLITE_OS_WINNT=0. check-in: 4f0997c7 user: drh tags: nx-devkit
Changes
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Changes to src/shell.c.

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  return rc;
}

/*
** Show available command line options
*/
static const char zOptions[] = 
  "   -help                show this message\n"
  "   -init filename       read/process named file\n"
  "   -echo                print commands before execution\n"
  "   -[no]header          turn headers on or off\n"
  "   -bail                stop after hitting an error\n"
  "   -interactive         force interactive I/O\n"
  "   -batch               force batch I/O\n"
  "   -column              set output mode to 'column'\n"

  "   -csv                 set output mode to 'csv'\n"




  "   -html                set output mode to HTML\n"

  "   -line                set output mode to 'line'\n"
  "   -list                set output mode to 'list'\n"




  "   -separator 'x'       set output field separator (|)\n"
  "   -stats               print memory stats before each finalize\n"
  "   -nullvalue 'text'    set text string for NULL values\n"
  "   -version             show SQLite version\n"
  "   -vfs NAME            use NAME as the default VFS\n"
#ifdef SQLITE_ENABLE_VFSTRACE
  "   -vfstrace            enable tracing of all VFS calls\n"
#endif
#ifdef SQLITE_ENABLE_MULTIPLEX
  "   -multiplex           enable the multiplexor VFS\n"
#endif
;
static void usage(int showDetail){
  fprintf(stderr,
      "Usage: %s [OPTIONS] FILENAME [SQL]\n"  
      "FILENAME is the name of an SQLite database. A new database is created\n"
      "if the file does not previously exist.\n", Argv0);
  if( showDetail ){
................................................................................
  ** the size of the alternative malloc heap,
  ** and the first command to execute.
  */
  for(i=1; i<argc-1; i++){
    char *z;
    if( argv[i][0]!='-' ) break;
    z = argv[i];
    if( z[0]=='-' && z[1]=='-' ) z++;
    if( strcmp(argv[i],"-separator")==0 || strcmp(argv[i],"-nullvalue")==0 ){



      i++;
    }else if( strcmp(argv[i],"-init")==0 ){
      i++;
      zInitFile = argv[i];
    /* Need to check for batch mode here to so we can avoid printing
    ** informational messages (like from process_sqliterc) before 
    ** we do the actual processing of arguments later in a second pass.
    */
    }else if( strcmp(argv[i],"-batch")==0 ){
      stdin_is_interactive = 0;
    }else if( strcmp(argv[i],"-heap")==0 ){
#if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
      int j, c;
      const char *zSize;
      sqlite3_int64 szHeap;

      zSize = argv[++i];
      szHeap = atoi(zSize);
................................................................................
        if( c=='K' ){ szHeap *= 1000; break; }
        if( c=='G' ){ szHeap *= 1000000000; break; }
      }
      if( szHeap>0x7fff0000 ) szHeap = 0x7fff0000;
      sqlite3_config(SQLITE_CONFIG_HEAP, malloc((int)szHeap), (int)szHeap, 64);
#endif
#ifdef SQLITE_ENABLE_VFSTRACE
    }else if( strcmp(argv[i],"-vfstrace")==0 ){
      extern int vfstrace_register(
         const char *zTraceName,
         const char *zOldVfsName,
         int (*xOut)(const char*,void*),
         void *pOutArg,
         int makeDefault
      );
      vfstrace_register("trace",0,(int(*)(const char*,void*))fputs,stderr,1);
#endif
#ifdef SQLITE_ENABLE_MULTIPLEX
    }else if( strcmp(argv[i],"-multiplex")==0 ){
      extern int sqlite3_multiple_initialize(const char*,int);
      sqlite3_multiplex_initialize(0, 1);
#endif
    }else if( strcmp(argv[i],"-vfs")==0 ){
      sqlite3_vfs *pVfs = sqlite3_vfs_find(argv[++i]);
      if( pVfs ){
        sqlite3_vfs_register(pVfs, 1);
      }else{
        fprintf(stderr, "no such VFS: \"%s\"\n", argv[i]);
        exit(1);
      }
................................................................................
      data.mode = MODE_Column;
    }else if( strcmp(z,"-csv")==0 ){
      data.mode = MODE_Csv;
      memcpy(data.separator,",",2);
    }else if( strcmp(z,"-separator")==0 ){
      i++;
      if(i>=argc){
        fprintf(stderr,"%s: Error: missing argument for option: %s\n", Argv0, z);

        fprintf(stderr,"Use -help for a list of options.\n");
        return 1;
      }
      sqlite3_snprintf(sizeof(data.separator), data.separator,
                       "%.*s",(int)sizeof(data.separator)-1,argv[i]);
    }else if( strcmp(z,"-nullvalue")==0 ){
      i++;
      if(i>=argc){
        fprintf(stderr,"%s: Error: missing argument for option: %s\n", Argv0, z);

        fprintf(stderr,"Use -help for a list of options.\n");
        return 1;
      }
      sqlite3_snprintf(sizeof(data.nullvalue), data.nullvalue,
                       "%.*s",(int)sizeof(data.nullvalue)-1,argv[i]);
    }else if( strcmp(z,"-header")==0 ){
      data.showHeader = 1;
................................................................................
    }else if( strcmp(z,"-vfstrace")==0 ){
      i++;
#endif
#ifdef SQLITE_ENABLE_MULTIPLEX
    }else if( strcmp(z,"-multiplex")==0 ){
      i++;
#endif
    }else if( strcmp(z,"-help")==0 || strcmp(z, "--help")==0 ){
      usage(1);


















    }else{
      fprintf(stderr,"%s: Error: unknown option: %s\n", Argv0, z);
      fprintf(stderr,"Use -help for a list of options.\n");
      return 1;
    }
  }








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  return rc;
}

/*
** Show available command line options
*/
static const char zOptions[] = 




  "   -bail                stop after hitting an error\n"

  "   -batch               force batch I/O\n"
  "   -column              set output mode to 'column'\n"
  "   -cmd command         run \"command\" before reading stdin\n"
  "   -csv                 set output mode to 'csv'\n"
  "   -echo                print commands before execution\n"
  "   -init filename       read/process named file\n"
  "   -[no]header          turn headers on or off\n"
  "   -help                show this message\n"
  "   -html                set output mode to HTML\n"
  "   -interactive         force interactive I/O\n"
  "   -line                set output mode to 'line'\n"
  "   -list                set output mode to 'list'\n"
#ifdef SQLITE_ENABLE_MULTIPLEX
  "   -multiplex           enable the multiplexor VFS\n"
#endif
  "   -nullvalue 'text'    set text string for NULL values\n"
  "   -separator 'x'       set output field separator (|)\n"
  "   -stats               print memory stats before each finalize\n"

  "   -version             show SQLite version\n"
  "   -vfs NAME            use NAME as the default VFS\n"
#ifdef SQLITE_ENABLE_VFSTRACE
  "   -vfstrace            enable tracing of all VFS calls\n"
#endif



;
static void usage(int showDetail){
  fprintf(stderr,
      "Usage: %s [OPTIONS] FILENAME [SQL]\n"  
      "FILENAME is the name of an SQLite database. A new database is created\n"
      "if the file does not previously exist.\n", Argv0);
  if( showDetail ){
................................................................................
  ** the size of the alternative malloc heap,
  ** and the first command to execute.
  */
  for(i=1; i<argc-1; i++){
    char *z;
    if( argv[i][0]!='-' ) break;
    z = argv[i];
    if( z[1]=='-' ) z++;
    if( strcmp(z,"-separator")==0
     || strcmp(z,"-nullvalue")==0
     || strcmp(z,"-cmd")==0
    ){
      i++;
    }else if( strcmp(z,"-init")==0 ){
      i++;
      zInitFile = argv[i];
    /* Need to check for batch mode here to so we can avoid printing
    ** informational messages (like from process_sqliterc) before 
    ** we do the actual processing of arguments later in a second pass.
    */
    }else if( strcmp(z,"-batch")==0 ){
      stdin_is_interactive = 0;
    }else if( strcmp(z,"-heap")==0 ){
#if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
      int j, c;
      const char *zSize;
      sqlite3_int64 szHeap;

      zSize = argv[++i];
      szHeap = atoi(zSize);
................................................................................
        if( c=='K' ){ szHeap *= 1000; break; }
        if( c=='G' ){ szHeap *= 1000000000; break; }
      }
      if( szHeap>0x7fff0000 ) szHeap = 0x7fff0000;
      sqlite3_config(SQLITE_CONFIG_HEAP, malloc((int)szHeap), (int)szHeap, 64);
#endif
#ifdef SQLITE_ENABLE_VFSTRACE
    }else if( strcmp(z,"-vfstrace")==0 ){
      extern int vfstrace_register(
         const char *zTraceName,
         const char *zOldVfsName,
         int (*xOut)(const char*,void*),
         void *pOutArg,
         int makeDefault
      );
      vfstrace_register("trace",0,(int(*)(const char*,void*))fputs,stderr,1);
#endif
#ifdef SQLITE_ENABLE_MULTIPLEX
    }else if( strcmp(z,"-multiplex")==0 ){
      extern int sqlite3_multiple_initialize(const char*,int);
      sqlite3_multiplex_initialize(0, 1);
#endif
    }else if( strcmp(z,"-vfs")==0 ){
      sqlite3_vfs *pVfs = sqlite3_vfs_find(argv[++i]);
      if( pVfs ){
        sqlite3_vfs_register(pVfs, 1);
      }else{
        fprintf(stderr, "no such VFS: \"%s\"\n", argv[i]);
        exit(1);
      }
................................................................................
      data.mode = MODE_Column;
    }else if( strcmp(z,"-csv")==0 ){
      data.mode = MODE_Csv;
      memcpy(data.separator,",",2);
    }else if( strcmp(z,"-separator")==0 ){
      i++;
      if(i>=argc){
        fprintf(stderr,"%s: Error: missing argument for option: %s\n",
                        Argv0, z);
        fprintf(stderr,"Use -help for a list of options.\n");
        return 1;
      }
      sqlite3_snprintf(sizeof(data.separator), data.separator,
                       "%.*s",(int)sizeof(data.separator)-1,argv[i]);
    }else if( strcmp(z,"-nullvalue")==0 ){
      i++;
      if(i>=argc){
        fprintf(stderr,"%s: Error: missing argument for option: %s\n",
                        Argv0, z);
        fprintf(stderr,"Use -help for a list of options.\n");
        return 1;
      }
      sqlite3_snprintf(sizeof(data.nullvalue), data.nullvalue,
                       "%.*s",(int)sizeof(data.nullvalue)-1,argv[i]);
    }else if( strcmp(z,"-header")==0 ){
      data.showHeader = 1;
................................................................................
    }else if( strcmp(z,"-vfstrace")==0 ){
      i++;
#endif
#ifdef SQLITE_ENABLE_MULTIPLEX
    }else if( strcmp(z,"-multiplex")==0 ){
      i++;
#endif
    }else if( strcmp(z,"-help")==0 ){
      usage(1);
    }else if( strcmp(z,"-cmd")==0 ){
      if( i==argc-1 ) break;
      i++;
      z = argv[i];
      if( z[0]=='.' ){
        rc = do_meta_command(z, &data);
        if( rc && bail_on_error ) return rc;
      }else{
        open_db(&data);
        rc = shell_exec(data.db, z, shell_callback, &data, &zErrMsg);
        if( zErrMsg!=0 ){
          fprintf(stderr,"Error: %s\n", zErrMsg);
          if( bail_on_error ) return rc!=0 ? rc : 1;
        }else if( rc!=0 ){
          fprintf(stderr,"Error: unable to process SQL \"%s\"\n", z);
          if( bail_on_error ) return rc;
        }
      }
    }else{
      fprintf(stderr,"%s: Error: unknown option: %s\n", Argv0, z);
      fprintf(stderr,"Use -help for a list of options.\n");
      return 1;
    }
  }