workbench/c/Unpack/unpack.c

   1 /*
   2     Copyright © 2003-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 /******************************************************************************
   7
   8     NAME
   9
  10         Unpack
  11
  12     SYNOPSIS
  13
  14         FILE/A, TO/A
  15
  16     LOCATION
  17
  18         C:
  19
  20     FUNCTION
  21
  22         Command to unpack/unarchive AROS .pkg files.
  23
  24     INPUTS
  25
  26         NAME    - The name of the file to unpack.
  27         TO – The drive or path to be unpacked.
  28
  29
  30     RESULT
  31
  32         Standard DOS error codes.
  33
  34     NOTES
  35
  36         This command is not a tool like lha, lzx or unzip.
  37         The .pkg files may be created with the python program
  38         in tools/package/pkg and compressed with bzip2 afterwards.
  39
  40
  41     EXAMPLE
  42
  43         Unpack AROS.pkg TO Ram:
  44
  45     BUGS
  46
  47     SEE ALSO
  48
  49     INTERNALS
  50
  51 ******************************************************************************/
  52
  53 #include <dos/dos.h>
  54 #include <dos/rdargs.h>
  55 #include <proto/exec.h>
  56 #include <proto/dos.h>
  57
  58 #define SH_GLOBAL_DOSBASE 1
  59 #define SH_GLOBAL_SYSBASE 1
  60
  61 #include <aros/shcommands.h>
  62
  63 #include "modes.h"
  64 #include "package.h"
  65 #include "gui.h"
  66
  67 struct IntuitionBase *IntuitionBase;
  68 struct GfxBase *GfxBase;
  69 struct Library *BZ2Base;
  70
  71 AROS_SH2
  72 (
  73     Unpack, 1.1,
  74     AROS_SHA( STRPTR, , FILE, /A, NULL ),
  75     AROS_SHA( STRPTR, , TO,   /A, NULL )
  76 )
  77 {
  78     AROS_SHCOMMAND_INIT
  79
  80     BPTR oldDir           = BNULL,
  81          newDir           = BNULL;
  82     APTR pkg              = NULL;
  83
  84     if( SHArg(FILE) == NULL ) goto cleanup;
  85     if( SHArg(TO) == NULL ) goto cleanup;
  86
  87     IntuitionBase = (struct IntuitionBase *)OpenLibrary( "intuition.library", 0 );
  88     GfxBase = (struct GfxBase *)OpenLibrary( "graphics.library", 0 );
  89     BZ2Base = OpenLibrary( "bz2.library", 0 );
  90
  91     //Printf( "%s, %s\n", SHArg(FILE), SHArg(TO) );
  92
  93     pkg = PKG_Open( SHArg(FILE), MODE_READ );
  94     if( pkg == NULL ) goto cleanup;
  95
  96     newDir = Lock( SHArg(TO), SHARED_LOCK );
  97     if( newDir == BNULL ) goto cleanup;
  98     oldDir = CurrentDir( newDir );
  99
 100     if( !GUI_Open() ) goto cleanup;
 101
 102     PKG_ExtractEverything( pkg );
 103
 104 cleanup:
 105     GUI_Close();
 106
 107     if( oldDir != BNULL ) CurrentDir( oldDir );
 108     if( newDir != BNULL ) UnLock( newDir );
 109     if( pkg != NULL ) PKG_Close( pkg );
 110
 111     if( BZ2Base != NULL ) CloseLibrary( BZ2Base );
 112     if( IntuitionBase != NULL ) CloseLibrary( (struct Library *) IntuitionBase );
 113     if( GfxBase != NULL ) CloseLibrary( (struct Library *) GfxBase );
 114
 115     return 0;
 116
 117     AROS_SHCOMMAND_EXIT
 118 }
 119