OpenWrt – Blame information for rev 1
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1 | office | 1 | # DO NOT EDIT. This file is generated from Config.src |
2 | # |
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3 | # For a description of the syntax of this configuration file, |
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4 | # see docs/Kconfig-language.txt. |
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5 | # |
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6 | |||
7 | menu "Archival Utilities" |
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8 | |||
9 | config BUSYBOX_CONFIG_FEATURE_SEAMLESS_XZ |
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10 | bool "Make tar, rpm, modprobe etc understand .xz data" |
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11 | default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_XZ |
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12 | |||
13 | config BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA |
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14 | bool "Make tar, rpm, modprobe etc understand .lzma data" |
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15 | default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_LZMA |
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16 | |||
17 | config BUSYBOX_CONFIG_FEATURE_SEAMLESS_BZ2 |
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18 | bool "Make tar, rpm, modprobe etc understand .bz2 data" |
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19 | default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_BZ2 |
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20 | |||
21 | config BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ |
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22 | bool "Make tar, rpm, modprobe etc understand .gz data" |
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23 | default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_GZ |
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24 | |||
25 | config BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z |
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26 | bool "Make tar, rpm, modprobe etc understand .Z data" |
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27 | default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_Z # it is ancient |
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28 | |||
29 | config BUSYBOX_CONFIG_AR |
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30 | bool "ar (9.5 kb)" |
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31 | default BUSYBOX_DEFAULT_AR # needs to be improved to be able to replace binutils ar |
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32 | help |
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33 | ar is an archival utility program used to create, modify, and |
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34 | extract contents from archives. In practice, it is used exclusively |
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35 | for object module archives used by compilers. |
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36 | |||
37 | Unless you have a specific application which requires ar, you should |
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38 | probably say N here: most compilers come with their own ar utility. |
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39 | |||
40 | config BUSYBOX_CONFIG_FEATURE_AR_LONG_FILENAMES |
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41 | bool "Support long filenames (not needed for debs)" |
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42 | default BUSYBOX_DEFAULT_FEATURE_AR_LONG_FILENAMES |
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43 | depends on BUSYBOX_CONFIG_AR |
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44 | help |
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45 | By default the ar format can only store the first 15 characters |
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46 | of the filename, this option removes that limitation. |
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47 | It supports the GNU ar long filename method which moves multiple long |
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48 | filenames into a the data section of a new ar entry. |
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49 | |||
50 | config BUSYBOX_CONFIG_FEATURE_AR_CREATE |
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51 | bool "Support archive creation" |
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52 | default BUSYBOX_DEFAULT_FEATURE_AR_CREATE |
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53 | depends on BUSYBOX_CONFIG_AR |
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54 | help |
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55 | This enables archive creation (-c and -r) with busybox ar. |
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56 | config BUSYBOX_CONFIG_UNCOMPRESS |
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57 | bool "uncompress (7.1 kb)" |
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58 | default BUSYBOX_DEFAULT_UNCOMPRESS # ancient |
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59 | help |
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60 | uncompress is used to decompress archives created by compress. |
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61 | Not much used anymore, replaced by gzip/gunzip. |
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62 | config BUSYBOX_CONFIG_GUNZIP |
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63 | bool "gunzip (11 kb)" |
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64 | default BUSYBOX_DEFAULT_GUNZIP |
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65 | select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS |
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66 | help |
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67 | gunzip is used to decompress archives created by gzip. |
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68 | You can use the '-t' option to test the integrity of |
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69 | an archive, without decompressing it. |
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70 | |||
71 | config BUSYBOX_CONFIG_ZCAT |
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72 | bool "zcat (24 kb)" |
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73 | default BUSYBOX_DEFAULT_ZCAT |
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74 | select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS |
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75 | help |
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76 | Alias to "gunzip -c". |
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77 | |||
78 | config BUSYBOX_CONFIG_FEATURE_GUNZIP_LONG_OPTIONS |
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79 | bool "Enable long options" |
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80 | default BUSYBOX_DEFAULT_FEATURE_GUNZIP_LONG_OPTIONS |
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81 | depends on (BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT) && BUSYBOX_CONFIG_LONG_OPTS |
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82 | config BUSYBOX_CONFIG_BUNZIP2 |
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83 | bool "bunzip2 (8.7 kb)" |
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84 | default BUSYBOX_DEFAULT_BUNZIP2 |
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85 | select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS |
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86 | help |
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87 | bunzip2 is a compression utility using the Burrows-Wheeler block |
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88 | sorting text compression algorithm, and Huffman coding. Compression |
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89 | is generally considerably better than that achieved by more |
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90 | conventional LZ77/LZ78-based compressors, and approaches the |
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91 | performance of the PPM family of statistical compressors. |
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92 | |||
93 | Unless you have a specific application which requires bunzip2, you |
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94 | should probably say N here. |
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95 | |||
96 | config BUSYBOX_CONFIG_BZCAT |
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97 | bool "bzcat (8.7 kb)" |
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98 | default BUSYBOX_DEFAULT_BZCAT |
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99 | select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS |
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100 | help |
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101 | Alias to "bunzip2 -c". |
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102 | config BUSYBOX_CONFIG_UNLZMA |
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103 | bool "unlzma (7.5 kb)" |
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104 | default BUSYBOX_DEFAULT_UNLZMA |
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105 | help |
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106 | unlzma is a compression utility using the Lempel-Ziv-Markov chain |
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107 | compression algorithm, and range coding. Compression |
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108 | is generally considerably better than that achieved by the bzip2 |
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109 | compressors. |
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110 | |||
111 | config BUSYBOX_CONFIG_LZCAT |
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112 | bool "lzcat (7.5 kb)" |
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113 | default BUSYBOX_DEFAULT_LZCAT |
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114 | help |
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115 | Alias to "unlzma -c". |
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116 | |||
117 | config BUSYBOX_CONFIG_LZMA |
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118 | bool "lzma -d" |
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119 | default BUSYBOX_DEFAULT_LZMA |
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120 | help |
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121 | Enable this option if you want commands like "lzma -d" to work. |
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122 | IOW: you'll get lzma applet, but it will always require -d option. |
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123 | config BUSYBOX_CONFIG_UNXZ |
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124 | bool "unxz (13 kb)" |
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125 | default BUSYBOX_DEFAULT_UNXZ |
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126 | help |
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127 | unxz is a unlzma successor. |
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128 | |||
129 | config BUSYBOX_CONFIG_XZCAT |
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130 | bool "xzcat (13 kb)" |
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131 | default BUSYBOX_DEFAULT_XZCAT |
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132 | help |
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133 | Alias to "unxz -c". |
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134 | |||
135 | config BUSYBOX_CONFIG_XZ |
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136 | bool "xz -d" |
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137 | default BUSYBOX_DEFAULT_XZ |
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138 | help |
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139 | Enable this option if you want commands like "xz -d" to work. |
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140 | IOW: you'll get xz applet, but it will always require -d option. |
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141 | config BUSYBOX_CONFIG_BZIP2 |
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142 | bool "bzip2 (16 kb)" |
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143 | default BUSYBOX_DEFAULT_BZIP2 |
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144 | help |
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145 | bzip2 is a compression utility using the Burrows-Wheeler block |
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146 | sorting text compression algorithm, and Huffman coding. Compression |
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147 | is generally considerably better than that achieved by more |
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148 | conventional LZ77/LZ78-based compressors, and approaches the |
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149 | performance of the PPM family of statistical compressors. |
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150 | |||
151 | Unless you have a specific application which requires bzip2, you |
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152 | should probably say N here. |
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153 | |||
154 | config BUSYBOX_CONFIG_BZIP2_SMALL |
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155 | int "Trade bytes for speed (0:fast, 9:small)" |
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156 | default BUSYBOX_DEFAULT_BZIP2_SMALL # all "fast or small" options default to small |
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157 | range 0 9 |
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158 | depends on BUSYBOX_CONFIG_BZIP2 |
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159 | help |
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160 | Trade code size versus speed. |
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161 | Approximate values with gcc-6.3.0 "bzip -9" compressing |
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162 | linux-4.15.tar were: |
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163 | value time (sec) code size (386) |
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164 | 9 (smallest) 70.11 7687 |
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165 | 8 67.93 8091 |
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166 | 7 67.88 8405 |
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167 | 6 67.78 8624 |
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168 | 5 67.05 9427 |
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169 | 4-0 (fastest) 64.14 12083 |
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170 | |||
171 | config BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS |
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172 | bool "Enable decompression" |
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173 | default BUSYBOX_DEFAULT_FEATURE_BZIP2_DECOMPRESS |
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174 | depends on BUSYBOX_CONFIG_BZIP2 || BUSYBOX_CONFIG_BUNZIP2 || BUSYBOX_CONFIG_BZCAT |
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175 | help |
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176 | Enable -d (--decompress) and -t (--test) options for bzip2. |
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177 | This will be automatically selected if bunzip2 or bzcat is |
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178 | enabled. |
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179 | config BUSYBOX_CONFIG_CPIO |
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180 | bool "cpio (15 kb)" |
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181 | default BUSYBOX_DEFAULT_CPIO |
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182 | help |
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183 | cpio is an archival utility program used to create, modify, and |
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184 | extract contents from archives. |
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185 | cpio has 110 bytes of overheads for every stored file. |
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186 | |||
187 | This implementation of cpio can extract cpio archives created in the |
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188 | "newc" or "crc" format. |
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189 | |||
190 | Unless you have a specific application which requires cpio, you |
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191 | should probably say N here. |
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192 | |||
193 | config BUSYBOX_CONFIG_FEATURE_CPIO_O |
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194 | bool "Support archive creation" |
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195 | default BUSYBOX_DEFAULT_FEATURE_CPIO_O |
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196 | depends on BUSYBOX_CONFIG_CPIO |
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197 | help |
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198 | This implementation of cpio can create cpio archives in the "newc" |
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199 | format only. |
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200 | |||
201 | config BUSYBOX_CONFIG_FEATURE_CPIO_P |
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202 | bool "Support passthrough mode" |
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203 | default BUSYBOX_DEFAULT_FEATURE_CPIO_P |
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204 | depends on BUSYBOX_CONFIG_FEATURE_CPIO_O |
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205 | help |
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206 | Passthrough mode. Rarely used. |
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207 | config BUSYBOX_CONFIG_DPKG |
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208 | bool "dpkg (43 kb)" |
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209 | default BUSYBOX_DEFAULT_DPKG |
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210 | select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ |
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211 | help |
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212 | dpkg is a medium-level tool to install, build, remove and manage |
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213 | Debian packages. |
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214 | |||
215 | This implementation of dpkg has a number of limitations, |
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216 | you should use the official dpkg if possible. |
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217 | config BUSYBOX_CONFIG_DPKG_DEB |
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218 | bool "dpkg-deb (30 kb)" |
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219 | default BUSYBOX_DEFAULT_DPKG_DEB |
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220 | select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ |
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221 | help |
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222 | dpkg-deb unpacks and provides information about Debian archives. |
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223 | |||
224 | This implementation of dpkg-deb cannot pack archives. |
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225 | |||
226 | Unless you have a specific application which requires dpkg-deb, |
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227 | say N here. |
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228 | config BUSYBOX_CONFIG_GZIP |
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229 | bool "gzip (17 kb)" |
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230 | default BUSYBOX_DEFAULT_GZIP |
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231 | help |
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232 | gzip is used to compress files. |
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233 | It's probably the most widely used UNIX compression program. |
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234 | |||
235 | config BUSYBOX_CONFIG_FEATURE_GZIP_LONG_OPTIONS |
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236 | bool "Enable long options" |
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237 | default BUSYBOX_DEFAULT_FEATURE_GZIP_LONG_OPTIONS |
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238 | depends on BUSYBOX_CONFIG_GZIP && BUSYBOX_CONFIG_LONG_OPTS |
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239 | |||
240 | config BUSYBOX_CONFIG_GZIP_FAST |
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241 | int "Trade memory for speed (0:small,slow - 2:fast,big)" |
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242 | default BUSYBOX_DEFAULT_GZIP_FAST |
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243 | range 0 2 |
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244 | depends on BUSYBOX_CONFIG_GZIP |
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245 | help |
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246 | Enable big memory options for gzip. |
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247 | 0: small buffers, small hash-tables |
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248 | 1: larger buffers, larger hash-tables |
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249 | 2: larger buffers, largest hash-tables |
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250 | Larger models may give slightly better compression |
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251 | |||
252 | config BUSYBOX_CONFIG_FEATURE_GZIP_LEVELS |
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253 | bool "Enable compression levels" |
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254 | default BUSYBOX_DEFAULT_FEATURE_GZIP_LEVELS |
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255 | depends on BUSYBOX_CONFIG_GZIP |
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256 | help |
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257 | Enable support for compression levels 4-9. The default level |
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258 | is 6. If levels 1-3 are specified, 4 is used. |
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259 | If this option is not selected, -N options are ignored and -9 |
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260 | is used. |
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261 | |||
262 | config BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS |
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263 | bool "Enable decompression" |
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264 | default BUSYBOX_DEFAULT_FEATURE_GZIP_DECOMPRESS |
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265 | depends on BUSYBOX_CONFIG_GZIP || BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT |
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266 | help |
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267 | Enable -d (--decompress) and -t (--test) options for gzip. |
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268 | This will be automatically selected if gunzip or zcat is |
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269 | enabled. |
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270 | config BUSYBOX_CONFIG_LZOP |
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271 | bool "lzop (12 kb)" |
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272 | default BUSYBOX_DEFAULT_LZOP |
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273 | help |
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274 | Lzop compression/decompresion. |
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275 | |||
276 | config BUSYBOX_CONFIG_UNLZOP |
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277 | bool "unlzop (13 kb)" |
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278 | default BUSYBOX_DEFAULT_UNLZOP # INCOMPAT: upstream lzop does not provide such tool |
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279 | help |
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280 | Lzop decompresion. |
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281 | |||
282 | config BUSYBOX_CONFIG_LZOPCAT |
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283 | bool "lzopcat (13 kb)" |
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284 | default BUSYBOX_DEFAULT_LZOPCAT # INCOMPAT: upstream lzop does not provide such tool |
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285 | help |
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286 | Alias to "lzop -dc". |
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287 | |||
288 | config BUSYBOX_CONFIG_LZOP_COMPR_HIGH |
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289 | bool "lzop compression levels 7,8,9 (not very useful)" |
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290 | default BUSYBOX_DEFAULT_LZOP_COMPR_HIGH |
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291 | depends on BUSYBOX_CONFIG_LZOP || BUSYBOX_CONFIG_UNLZOP || BUSYBOX_CONFIG_LZOPCAT |
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292 | help |
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293 | High levels (7,8,9) of lzop compression. These levels |
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294 | are actually slower than gzip at equivalent compression ratios |
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295 | and take up 3.2K of code. |
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296 | config BUSYBOX_CONFIG_RPM |
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297 | bool "rpm (32 kb)" |
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298 | default BUSYBOX_DEFAULT_RPM |
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299 | help |
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300 | Mini RPM applet - queries and extracts RPM packages. |
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301 | config BUSYBOX_CONFIG_RPM2CPIO |
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302 | bool "rpm2cpio (21 kb)" |
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303 | default BUSYBOX_DEFAULT_RPM2CPIO |
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304 | help |
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305 | Converts a RPM file into a CPIO archive. |
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306 | config BUSYBOX_CONFIG_TAR |
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307 | bool "tar (39 kb)" |
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308 | default BUSYBOX_DEFAULT_TAR |
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309 | help |
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310 | tar is an archiving program. It's commonly used with gzip to |
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311 | create compressed archives. It's probably the most widely used |
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312 | UNIX archive program. |
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313 | |||
314 | config BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS |
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315 | bool "Enable long options" |
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316 | default BUSYBOX_DEFAULT_FEATURE_TAR_LONG_OPTIONS |
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317 | depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_LONG_OPTS |
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318 | |||
319 | config BUSYBOX_CONFIG_FEATURE_TAR_CREATE |
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320 | bool "Enable -c (archive creation)" |
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321 | default BUSYBOX_DEFAULT_FEATURE_TAR_CREATE |
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322 | depends on BUSYBOX_CONFIG_TAR |
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323 | |||
324 | config BUSYBOX_CONFIG_FEATURE_TAR_AUTODETECT |
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325 | bool "Autodetect compressed tarballs" |
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326 | default BUSYBOX_DEFAULT_FEATURE_TAR_AUTODETECT |
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327 | depends on BUSYBOX_CONFIG_TAR && (BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z || BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ || BUSYBOX_CONFIG_FEATURE_SEAMLESS_BZ2 || BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA || BUSYBOX_CONFIG_FEATURE_SEAMLESS_XZ) |
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328 | help |
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329 | With this option tar can automatically detect compressed |
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330 | tarballs. Currently it works only on files (not pipes etc). |
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331 | |||
332 | config BUSYBOX_CONFIG_FEATURE_TAR_FROM |
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333 | bool "Enable -X (exclude from) and -T (include from) options" |
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334 | default BUSYBOX_DEFAULT_FEATURE_TAR_FROM |
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335 | depends on BUSYBOX_CONFIG_TAR |
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336 | help |
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337 | If you enable this option you'll be able to specify |
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338 | a list of files to include or exclude from an archive. |
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339 | |||
340 | config BUSYBOX_CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY |
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341 | bool "Support old tar header format" |
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342 | default BUSYBOX_DEFAULT_FEATURE_TAR_OLDGNU_COMPATIBILITY |
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343 | depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG |
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344 | help |
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345 | This option is required to unpack archives created in |
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346 | the old GNU format; help to kill this old format by |
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347 | repacking your ancient archives with the new format. |
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348 | |||
349 | config BUSYBOX_CONFIG_FEATURE_TAR_OLDSUN_COMPATIBILITY |
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350 | bool "Enable untarring of tarballs with checksums produced by buggy Sun tar" |
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351 | default BUSYBOX_DEFAULT_FEATURE_TAR_OLDSUN_COMPATIBILITY |
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352 | depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG |
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353 | help |
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354 | This option is required to unpack archives created by some old |
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355 | version of Sun's tar (it was calculating checksum using signed |
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356 | arithmetic). It is said to be fixed in newer Sun tar, but "old" |
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357 | tarballs still exist. |
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358 | |||
359 | config BUSYBOX_CONFIG_FEATURE_TAR_GNU_EXTENSIONS |
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360 | bool "Support GNU tar extensions (long filenames)" |
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361 | default BUSYBOX_DEFAULT_FEATURE_TAR_GNU_EXTENSIONS |
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362 | depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG |
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363 | |||
364 | config BUSYBOX_CONFIG_FEATURE_TAR_TO_COMMAND |
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365 | bool "Support writing to an external program (--to-command)" |
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366 | default BUSYBOX_DEFAULT_FEATURE_TAR_TO_COMMAND |
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367 | depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS |
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368 | help |
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369 | If you enable this option you'll be able to instruct tar to send |
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370 | the contents of each extracted file to the standard input of an |
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371 | external program. |
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372 | |||
373 | config BUSYBOX_CONFIG_FEATURE_TAR_UNAME_GNAME |
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374 | bool "Enable use of user and group names" |
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375 | default BUSYBOX_DEFAULT_FEATURE_TAR_UNAME_GNAME |
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376 | depends on BUSYBOX_CONFIG_TAR |
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377 | help |
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378 | Enable use of user and group names in tar. This affects contents |
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379 | listings (-t) and preserving permissions when unpacking (-p). |
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380 | +200 bytes. |
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381 | |||
382 | config BUSYBOX_CONFIG_FEATURE_TAR_NOPRESERVE_TIME |
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383 | bool "Enable -m (do not preserve time) GNU option" |
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384 | default BUSYBOX_DEFAULT_FEATURE_TAR_NOPRESERVE_TIME |
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385 | depends on BUSYBOX_CONFIG_TAR |
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386 | |||
387 | config BUSYBOX_CONFIG_FEATURE_TAR_SELINUX |
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388 | bool "Support extracting SELinux labels" |
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389 | default BUSYBOX_DEFAULT_FEATURE_TAR_SELINUX |
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390 | depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_SELINUX |
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391 | help |
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392 | With this option busybox supports restoring SELinux labels |
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393 | when extracting files from tar archives. |
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394 | config BUSYBOX_CONFIG_UNZIP |
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395 | bool "unzip (26 kb)" |
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396 | default BUSYBOX_DEFAULT_UNZIP |
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397 | help |
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398 | unzip will list or extract files from a ZIP archive, |
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399 | commonly found on DOS/WIN systems. The default behavior |
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400 | (with no options) is to extract the archive into the |
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401 | current directory. |
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402 | |||
403 | config BUSYBOX_CONFIG_FEATURE_UNZIP_CDF |
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404 | bool "Read and use Central Directory data" |
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405 | default BUSYBOX_DEFAULT_FEATURE_UNZIP_CDF |
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406 | depends on BUSYBOX_CONFIG_UNZIP |
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407 | help |
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408 | If you know that you only need to deal with simple |
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409 | ZIP files without deleted/updated files, SFX archives etc, |
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410 | you can reduce code size by unselecting this option. |
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411 | To support less trivial ZIPs, say Y. |
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412 | |||
413 | config BUSYBOX_CONFIG_FEATURE_UNZIP_BZIP2 |
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414 | bool "Support compression method 12 (bzip2)" |
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415 | default BUSYBOX_DEFAULT_FEATURE_UNZIP_BZIP2 |
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416 | depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP |
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417 | |||
418 | config BUSYBOX_CONFIG_FEATURE_UNZIP_LZMA |
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419 | bool "Support compression method 14 (lzma)" |
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420 | default BUSYBOX_DEFAULT_FEATURE_UNZIP_LZMA |
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421 | depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP |
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422 | |||
423 | config BUSYBOX_CONFIG_FEATURE_UNZIP_XZ |
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424 | bool "Support compression method 95 (xz)" |
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425 | default BUSYBOX_DEFAULT_FEATURE_UNZIP_XZ |
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426 | depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP |
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427 | |||
428 | config BUSYBOX_CONFIG_FEATURE_LZMA_FAST |
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429 | bool "Optimize lzma for speed" |
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430 | default BUSYBOX_DEFAULT_FEATURE_LZMA_FAST |
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431 | depends on BUSYBOX_CONFIG_UNLZMA || BUSYBOX_CONFIG_LZCAT || BUSYBOX_CONFIG_LZMA || BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA |
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432 | help |
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433 | This option reduces decompression time by about 25% at the cost of |
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434 | a 1K bigger binary. |
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435 | |||
436 | endmenu |