src/bin/package/package.cpp

   1 /*
   2  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Copyright 2011, Oliver Tappe <zooey@hirschkaefer.de>
   4  * Distributed under the terms of the MIT License.
   5  */
   6
   7
   8 #include "package.h"
   9
  10 #include <errno.h>
  11 #include <getopt.h>
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15
  16
  17 extern const char* __progname;
  18 const char* kCommandName = __progname;
  19
  20
  21 static const char* kUsage =
  22         "Usage: %s <command> <command args>\n"
  23         "Creates, inspects, or extracts a Haiku package.\n"
  24         "\n"
  25         "Commands:\n"
  26         "  add [ <options> ] <package> <entries>...\n"
  27         "    Adds the specified entries <entries> to package file <package>.\n"
  28         "\n"
  29         "    -0 ... -9  - Use compression level 0 ... 9. 0 means no, 9 best "
  30                 "compression.\n"
  31         "                 Defaults to 9.\n"
  32         "    -C <dir>   - Change to directory <dir> before adding entries.\n"
  33         "    -f         - Force adding, replacing already existing entries. "
  34                 "Without\n"
  35         "                 this option adding will fail when encountering a "
  36                 "pre-exiting\n"
  37         "                 entry (directories will be merged, though).\n"
  38         "    -i <info>  - Use the package info file <info>. It will be added as\n"
  39         "                 \".PackageInfo\", overriding a \".PackageInfo\" file,\n"
  40         "                 existing.\n"
  41         "    -q         - Be quiet (don't show any output except for errors).\n"
  42         "    -v         - Be verbose (show more info about created package).\n"
  43         "\n"
  44         "  checksum [ <options> ] [ <package> ]\n"
  45         "    Computes the checksum of package file <package>. If <package> is "
  46                 "omitted\n"
  47         "    or \"-\", the file is read from stdin. This is only supported, if the "
  48                 "package\n"
  49         "    is uncompressed.\n"
  50         "\n"
  51         "    -q         - Be quiet (don't show any output except for errors).\n"
  52         "    -v         - Be verbose (show more info about created package).\n"
  53         "\n"
  54         "  create [ <options> ] <package>\n"
  55         "    Creates package file <package> from contents of current directory.\n"
  56         "\n"
  57         "    -0 ... -9  - Use compression level 0 ... 9. 0 means no, 9 best "
  58                 "compression.\n"
  59         "                 Defaults to 9.\n"
  60         "    -b         - Create an empty build package. Only the .PackageInfo "
  61                 "will\n"
  62         "                 be added.\n"
  63         "    -C <dir>   - Change to directory <dir> before adding entries.\n"
  64         "    -i <info>  - Use the package info file <info>. It will be added as\n"
  65         "                 \".PackageInfo\", overriding a \".PackageInfo\" file,\n"
  66         "                 existing.\n"
  67         "    -I <path>  - Set the package's installation path to <path>. This is\n"
  68         "                 an option only for use in package building. It will "
  69                 "cause\n"
  70         "                 the package .self link to point to <path>, which is "
  71                 "useful\n"
  72         "                 to redirect a \"make install\". Only allowed with -b.\n"
  73         "    -q         - Be quiet (don't show any output except for errors).\n"
  74         "    -v         - Be verbose (show more info about created package).\n"
  75         "\n"
  76         "  dump [ <options> ] <package>\n"
  77         "    Dumps the TOC section of package file <package>. For debugging only.\n"
  78         "\n"
  79         "  extract [ <options> ] <package> [ <entries>... ]\n"
  80         "    Extracts the contents of package file <package>. If <entries> are\n"
  81         "    specified, only those entries are extracted (directories "
  82                 "recursively).\n"
  83         "\n"
  84         "    -C <dir>   - Change to directory <dir> before extracting the "
  85                 "contents\n"
  86         "                  of the archive.\n"
  87         "    -i <info>  - Extract the .PackageInfo file to <info> instead.\n"
  88         "\n"
  89         "  info [ <options> ] <package>\n"
  90         "    Prints individual meta information of package file <package>.\n"
  91         "\n"
  92         "    -f <format>, --format <format>\n"
  93         "               - Print the given format string, performing the following\n"
  94         "                 replacements:\n"
  95         "                    %%fileName%%     - the package's canonical file name\n"
  96         "                    %%name%%         - the package name\n"
  97         "                    %%version%%      - the package version\n"
  98         "                    %%%%             - %%\n"
  99         "                    \\n             - new line\n"
 100         "                    \\t             - tab\n"
 101         "\n"
 102         "  list [ <options> ] <package>\n"
 103         "    Lists the contents of package file <package>.\n"
 104         "\n"
 105         "    -a         - Also list the file attributes.\n"
 106         "    -i         - Only print the meta information, not the files.\n"
 107         "    -p         - Only print a list of file paths.\n"
 108         "\n"
 109         "  recompress [ <options> ] <input package> <output package>\n"
 110         "    Reads the package file <input package> and writes it to new package\n"
 111         "    <output package> using the specified compression options. If the\n"
 112         "    compression level 0 is specified (i.e. no compression), "
 113                 "<output package>\n"
 114         "    can be \"-\", in which case the data are written to stdout.\n"
 115         "    If the input files doesn't use compression <input package>\n"
 116         "    can be \"-\", in which case the data are read from stdin.\n"
 117         "\n"
 118         "    -0 ... -9  - Use compression level 0 ... 9. 0 means no, 9 best "
 119                 "compression.\n"
 120         "                 Defaults to 9.\n"
 121         "    -q         - Be quiet (don't show any output except for errors).\n"
 122         "    -v         - Be verbose (show more info about created package).\n"
 123         "\n"
 124         "Common Options:\n"
 125         "  -h, --help   - Print this usage info.\n"
 126 ;
 127
 128
 129 void
 130 print_usage_and_exit(bool error)
 131 {
 132     fprintf(error ? stderr : stdout, kUsage, kCommandName);
 133     exit(error ? 1 : 0);
 134 }
 135
 136
 137 int
 138 main(int argc, const char* const* argv)
 139 {
 140         if (argc < 2)
 141                 print_usage_and_exit(true);
 142
 143         const char* command = argv[1];
 144         if (strcmp(command, "add") == 0)
 145                 return command_add(argc - 1, argv + 1);
 146
 147         if (strcmp(command, "checksum") == 0)
 148                 return command_checksum(argc - 1, argv + 1);
 149
 150         if (strcmp(command, "create") == 0)
 151                 return command_create(argc - 1, argv + 1);
 152
 153         if (strcmp(command, "dump") == 0)
 154                 return command_dump(argc - 1, argv + 1);
 155
 156         if (strcmp(command, "extract") == 0)
 157                 return command_extract(argc - 1, argv + 1);
 158
 159         if (strcmp(command, "list") == 0)
 160                 return command_list(argc - 1, argv + 1);
 161
 162         if (strcmp(command, "info") == 0)
 163                 return command_info(argc - 1, argv + 1);
 164
 165         if (strcmp(command, "recompress") == 0)
 166                 return command_recompress(argc - 1, argv + 1);
 167
 168         if (strcmp(command, "help") == 0)
 169                 print_usage_and_exit(false);
 170         else
 171                 print_usage_and_exit(true);
 172
 173         // never gets here
 174         return 0;
 175 }