1 | /* rcdscanner.cc |
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2 | * |
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3 | * Copyright (c) 2000-2003 Conectiva S/A |
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4 | * |
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5 | * Author: Alfredo K. Kojima <kojima@conectiva.com.br> |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU General Public License as |
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9 | * published by the Free Software Foundation; either version 2 of the |
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10 | * License, or (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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20 | * USA |
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21 | */ |
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22 | |
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23 | #include<config.h> |
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24 | #ifndef HAVE_APTPKG_CDROM |
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25 | |
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26 | #include <sys/stat.h> |
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27 | #include <sys/fcntl.h> |
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28 | #include <dirent.h> |
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29 | #include <unistd.h> |
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30 | #include <iostream> |
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31 | #include <fstream> |
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32 | #include <algorithm> |
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33 | #include <cstdio> |
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34 | |
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35 | #include <apt-pkg/error.h> |
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36 | #include <apt-pkg/fileutl.h> |
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37 | #include <apt-pkg/configuration.h> |
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38 | #include <apt-pkg/cdromutl.h> |
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39 | #include <apt-pkg/strutl.h> |
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40 | |
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41 | #include "i18n.h" |
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42 | #include "rcdscanner.h" |
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43 | |
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44 | #ifdef HAVE_RPM |
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45 | #include "rpmindexcopy.h" |
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46 | #else |
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47 | #include "indexcopy.h" |
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48 | #endif |
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49 | |
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50 | using namespace std; |
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51 | |
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52 | // ReduceSourceList - Takes the path list and reduces it /*{{{*/ |
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53 | // --------------------------------------------------------------------- |
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54 | /* This takes the list of source list expressed entires and collects |
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55 | similar ones to form a single entry for each dist */ |
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56 | void ReduceSourcelist(string CD, vector<string> &List) |
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57 | { |
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58 | sort(List.begin(), List.end()); |
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59 | |
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60 | // Collect similar entries |
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61 | for (vector<string>::iterator I = List.begin(); I != List.end(); I++) { |
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62 | // Find a space.. |
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63 | string::size_type Space = (*I).find(' '); |
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64 | if (Space == string::npos) |
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65 | continue; |
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66 | string::size_type SSpace = (*I).find(' ', Space + 1); |
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67 | if (SSpace == string::npos) |
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68 | continue; |
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69 | |
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70 | string Word1 = string(*I, Space, SSpace - Space); |
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71 | string Prefix = string(*I, 0, Space); |
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72 | for (vector<string>::iterator J = List.begin(); J != I; J++) { |
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73 | // Find a space.. |
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74 | string::size_type Space2 = (*J).find(' '); |
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75 | if (Space2 == string::npos) |
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76 | continue; |
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77 | string::size_type SSpace2 = (*J).find(' ', Space2 + 1); |
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78 | if (SSpace2 == string::npos) |
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79 | continue; |
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80 | |
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81 | if (string(*J, 0, Space2) != Prefix) |
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82 | continue; |
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83 | if (string(*J, Space2, SSpace2 - Space2) != Word1) |
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84 | continue; |
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85 | |
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86 | *J += string(*I, SSpace); |
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87 | *I = string(); |
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88 | } |
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89 | } |
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90 | |
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91 | // Wipe erased entries |
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92 | for (unsigned int I = 0; I < List.size();) { |
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93 | if (List[I].empty() == false) |
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94 | I++; |
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95 | else |
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96 | List.erase(List.begin() + I); |
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97 | } |
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98 | } |
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99 | |
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100 | /*}}} */ |
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101 | bool RCDScanner::writeDatabase() |
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102 | { |
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103 | _database->Set("CD::" + _cdId, _cdName); |
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104 | |
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105 | string DFile = _config->FindFile("Dir::State::cdroms"); |
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106 | string NewFile = DFile + ".new"; |
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107 | |
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108 | unlink(NewFile.c_str()); |
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109 | ofstream Out(NewFile.c_str()); |
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110 | if (!Out) |
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111 | return _error->Errno("ofstream::ofstream", |
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112 | _("Failed to open %s.new"), DFile.c_str()); |
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113 | |
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114 | /* Write out all of the configuration directives by walking the |
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115 | configuration tree */ |
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116 | const Configuration::Item *Top = _database->Tree(0); |
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117 | for (; Top != 0;) { |
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118 | // Print the config entry |
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119 | if (Top->Value.empty() == false) |
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120 | Out << Top->FullTag() + " \"" << Top->Value << "\";" << endl; |
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121 | |
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122 | if (Top->Child != 0) { |
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123 | Top = Top->Child; |
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124 | continue; |
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125 | } |
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126 | |
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127 | while (Top != 0 && Top->Next == 0) |
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128 | Top = Top->Parent; |
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129 | if (Top != 0) |
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130 | Top = Top->Next; |
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131 | } |
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132 | |
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133 | Out.close(); |
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134 | |
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135 | rename(DFile.c_str(), string(DFile + '~').c_str()); |
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136 | if (rename(NewFile.c_str(), DFile.c_str()) != 0) |
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137 | return _error->Errno("rename", _("Failed to rename %s.new to %s"), |
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138 | DFile.c_str(), DFile.c_str()); |
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139 | |
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140 | return true; |
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141 | } |
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142 | |
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143 | bool RCDScanner::writeSourceList(vector<string> &list, bool pkg) |
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144 | { |
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145 | // copy&paste from apt-cdrom |
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146 | |
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147 | if (list.size() == 0) |
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148 | return true; |
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149 | |
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150 | string File = _config->FindFile("Dir::Etc::sourcelist"); |
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151 | |
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152 | // Open the stream for reading |
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153 | ifstream F((FileExists(File) ? File.c_str() : "/dev/null"), ios::in); |
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154 | if (!F != 0) |
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155 | return _error->Errno("ifstream::ifstream", "Opening %s", File.c_str()); |
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156 | |
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157 | string NewFile = File + ".new"; |
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158 | unlink(NewFile.c_str()); |
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159 | ofstream Out(NewFile.c_str()); |
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160 | if (!Out) |
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161 | return _error->Errno("ofstream::ofstream", |
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162 | _("Failed to open %s.new"), File.c_str()); |
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163 | |
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164 | // Create a short uri without the path |
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165 | string ShortURI = "cdrom:[" + _cdName + "]/"; |
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166 | string ShortURI2 = "cdrom:" + _cdName + "/"; // For Compatibility |
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167 | |
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168 | string ShortOldURI; |
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169 | string ShortOldURI2; |
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170 | if (_cdOldName.empty() == false) { |
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171 | ShortOldURI = "cdrom:[" + _cdOldName + "]/"; |
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172 | ShortOldURI2 = "cdrom:" + _cdOldName + "/"; |
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173 | } |
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174 | |
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175 | string Type; |
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176 | |
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177 | if (pkg) |
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178 | Type = pkgSourceType().c_str(); |
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179 | else |
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180 | Type = srcSourceType().c_str(); |
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181 | |
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182 | char Buffer[300]; |
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183 | int CurLine = 0; |
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184 | bool First = true; |
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185 | while (F.eof() == false) { |
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186 | F.getline(Buffer, sizeof(Buffer)); |
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187 | CurLine++; |
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188 | _strtabexpand(Buffer, sizeof(Buffer)); |
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189 | _strstrip(Buffer); |
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190 | |
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191 | // Comment or blank |
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192 | if (Buffer[0] == '#' || Buffer[0] == 0) { |
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193 | Out << Buffer << endl; |
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194 | continue; |
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195 | } |
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196 | |
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197 | if (First == true) { |
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198 | for (vector<string>::iterator I = list.begin(); I != list.end(); |
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199 | I++) { |
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200 | string::size_type Space = (*I).find(' '); |
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201 | if (Space == string::npos) |
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202 | return _error->Error(_("Internal error")); |
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203 | Out << Type << " cdrom:[" << _cdName << "]/" << string(*I, 0, |
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204 | Space) << |
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205 | " " << string(*I, Space + 1) << endl; |
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206 | } |
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207 | } |
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208 | First = false; |
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209 | |
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210 | // Grok it |
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211 | string cType; |
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212 | string URI; |
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213 | const char *C = Buffer; |
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214 | if (ParseQuoteWord(C, cType) == false || ParseQuoteWord(C, URI) == false) { |
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215 | Out << Buffer << endl; |
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216 | continue; |
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217 | } |
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218 | // Omit lines like this one |
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219 | if (cType != Type |
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220 | || (string(URI, 0, ShortURI.length()) != ShortURI && |
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221 | string(URI, 0, ShortURI.length()) != ShortURI2 && |
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222 | (_cdOldName.empty() |
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223 | || (string(URI, 0, ShortOldURI.length()) != ShortOldURI && |
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224 | string(URI, 0, ShortOldURI.length()) != ShortOldURI2)))) { |
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225 | Out << Buffer << endl; |
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226 | continue; |
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227 | } |
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228 | } |
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229 | |
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230 | // Just in case the file was empty |
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231 | if (First == true) { |
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232 | for (vector<string>::iterator I = list.begin(); I != list.end(); I++) { |
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233 | string::size_type Space = (*I).find(' '); |
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234 | if (Space == string::npos) |
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235 | return _error->Error(_("Internal error")); |
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236 | |
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237 | Out << Type << " cdrom:[" << _cdName << "]/" << string(*I, 0, |
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238 | Space) << " " |
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239 | << string(*I, Space + 1) << endl; |
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240 | } |
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241 | } |
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242 | |
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243 | Out.close(); |
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244 | |
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245 | rename(File.c_str(), string(File + '~').c_str()); |
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246 | if (rename(NewFile.c_str(), File.c_str()) != 0) |
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247 | return _error->Errno("rename", _("Failed to rename %s.new to %s"), |
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248 | File.c_str(), File.c_str()); |
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249 | |
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250 | return true; |
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251 | } |
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252 | |
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253 | |
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254 | bool RCDScanner::start(RCDScanProgress *progress) |
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255 | { |
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256 | _cdName = ""; |
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257 | _scannedOk = false; |
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258 | |
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259 | progress->setTotal(STEP_LAST); |
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260 | progress->update(_("Preparing..."), STEP_PREPARE); |
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261 | |
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262 | // Startup |
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263 | string CDROM = _config->FindDir("Acquire::cdrom::mount", "/mnt/cdrom/"); |
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264 | if (CDROM[0] == '.') |
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265 | CDROM = SafeGetCWD() + '/' + CDROM; |
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266 | string DEVICE = _config->FindDir("Acquire::cdrom::device", "/dev/cdrom/"); |
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267 | |
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268 | if (!_database) |
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269 | _database = new Configuration(); |
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270 | |
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271 | string DFile = _config->FindFile("Dir::State::cdroms"); |
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272 | if (FileExists(DFile) == true) { |
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273 | if (ReadConfigFile(*_database, DFile) == false) { |
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274 | return _error->Error(_("Unable to read the cdrom database %s"), |
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275 | DFile.c_str()); |
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276 | } |
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277 | } |
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278 | // Unmount the CD and get the user to put in the one they want |
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279 | _cdromMounted = false; |
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280 | if (_config->FindB("APT::CDROM::NoMount", false) == false) { |
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281 | progress->update(_("Unmounting CD-ROM..."), STEP_UNMOUNT); |
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282 | UnmountCdrom(CDROM); |
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283 | |
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284 | progress->update(_("Waiting for disc..."), STEP_WAIT); |
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285 | if (_userDialog->proceed(_("Insert a disc in the drive.")) == false) |
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286 | return false; |
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287 | |
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288 | // Mount the new CDROM |
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289 | progress->update(_("Mounting CD-ROM..."), STEP_MOUNT); |
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290 | |
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291 | if (MountCdrom(CDROM, DEVICE) == false) |
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292 | return _error->Error(_("Failed to mount the cdrom.")); |
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293 | _cdromMounted = true; |
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294 | } |
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295 | |
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296 | progress->update(_("Identifying disc..."), STEP_IDENT); |
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297 | |
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298 | if (!IdentCdrom(CDROM, _cdId)) { |
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299 | return _error->Error(_("Couldn't identify disc.")); |
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300 | } |
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301 | |
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302 | progress->update(_("Scanning disc..."), STEP_SCAN); |
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303 | |
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304 | string cwd = SafeGetCWD(); |
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305 | |
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306 | _pkgList.clear(); |
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307 | _srcList.clear(); |
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308 | _infoDir = ""; |
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309 | |
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310 | if (!scanDirectory(CDROM, progress)) { |
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311 | chdir(cwd.c_str()); |
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312 | return false; |
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313 | } |
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314 | |
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315 | chdir(cwd.c_str()); |
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316 | |
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317 | progress->update(_("Cleaning package lists..."), STEP_CLEAN); |
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318 | |
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319 | cleanPkgList(_pkgList); |
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320 | cleanSrcList(_srcList); |
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321 | |
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322 | if (_pkgList.size() == 0 && _srcList.size() == 0) { |
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323 | progress->update(_("Unmounting CD-ROM..."), STEP_UNMOUNT2); |
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324 | |
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325 | if (_cdromMounted |
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326 | && _config->FindB("APT::CDROM::NoMount", false) == false) { |
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327 | UnmountCdrom(CDROM); |
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328 | _cdromMounted = false; |
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329 | } |
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330 | return _error->Error(_("Unable to locate any package files. " |
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331 | "Perhaps this is not an APT enabled disc.")); |
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332 | } |
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333 | |
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334 | _scannedOk = true; |
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335 | return true; |
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336 | } |
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337 | |
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338 | void RCDScanner::countLists(int &pkgLists, int &srcLists) |
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339 | { |
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340 | pkgLists = _pkgList.size(); |
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341 | srcLists = _srcList.size(); |
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342 | } |
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343 | |
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344 | string RCDScanner::getDiscName() |
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345 | { |
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346 | string name = ""; |
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347 | |
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348 | if (_database->Exists("CD::" + _cdId)) { |
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349 | name = _database->Find("CD::" + _cdId, ""); |
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350 | _cdOldName = name; |
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351 | } else if (!_infoDir.empty() && FileExists(_infoDir + "/info")) { |
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352 | ifstream F(string(_infoDir + "/info").c_str()); |
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353 | if (!F == 0) |
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354 | getline(F, name); |
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355 | |
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356 | if (name.empty() == false) { |
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357 | // Escape special characters |
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358 | string::iterator J = name.begin(); |
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359 | for (; J != name.end(); J++) |
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360 | if (*J == '"' || *J == ']' || *J == '[') |
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361 | *J = '_'; |
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362 | } |
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363 | } |
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364 | |
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365 | return name; |
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366 | } |
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367 | |
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368 | bool RCDScanner::setDiscName(string name) |
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369 | { |
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370 | if (name.empty() == true || |
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371 | name.find('"') != string::npos || |
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372 | name.find('[') != string::npos || name.find(']') != string::npos) |
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373 | return false; |
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374 | _cdName = name; |
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375 | return true; |
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376 | } |
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377 | |
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378 | bool RCDScanner::finish(RCDScanProgress *progress) |
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379 | { |
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380 | if (_scannedOk == false) { |
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381 | return _error->Error(_("Disc not successfully scanned.")); |
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382 | } |
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383 | |
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384 | if (_cdName.empty() == true) { |
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385 | return _error->Error(_("Empty disc name.")); |
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386 | } |
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387 | |
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388 | progress->update(_("Registering disc..."), STEP_REGISTER); |
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389 | |
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390 | if (writeDatabase() == false) { |
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391 | return false; |
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392 | } |
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393 | // Copy the package files to the state directory |
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394 | #ifdef HAVE_RPM |
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395 | RPMPackageCopy Copy; |
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396 | RPMSourceCopy SrcCopy; |
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397 | #else |
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398 | PackageCopy Copy; |
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399 | SourceCopy SrcCopy; |
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400 | #endif |
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401 | |
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402 | progress->update(_("Copying package lists..."), STEP_COPY); |
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403 | |
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404 | string CDROM = _config->FindDir("Acquire::cdrom::mount", "/cdrom/"); |
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405 | |
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406 | if (Copy.CopyPackages(CDROM, _cdName, _pkgList) == false || |
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407 | SrcCopy.CopyPackages(CDROM, _cdName, _srcList) == false) { |
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408 | return false; |
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409 | } |
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410 | |
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411 | progress->update(_("Writing sources list..."), STEP_WRITE); |
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412 | |
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413 | ReduceSourcelist(CDROM, _pkgList); |
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414 | ReduceSourcelist(CDROM, _srcList); |
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415 | |
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416 | if (!writeSourceList(_pkgList, true) |
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417 | || !writeSourceList(_srcList, false)) { |
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418 | return false; |
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419 | } |
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420 | |
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421 | if (_cdromMounted) { |
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422 | progress->update(_("Unmounting CD-ROM..."), STEP_UNMOUNT3); |
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423 | UnmountCdrom(CDROM); |
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424 | } |
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425 | |
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426 | progress->update(_("Done!"), STEP_LAST); |
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427 | |
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428 | return true; |
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429 | } |
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430 | |
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431 | void RCDScanner::unmount() |
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432 | { |
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433 | string CDROM = _config->FindDir("Acquire::cdrom::mount", "/cdrom/"); |
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434 | if (_cdromMounted) |
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435 | UnmountCdrom(CDROM); |
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436 | } |
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437 | |
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438 | // DropBinaryArch - Dump dirs with a string like /binary-<foo>/ /*{{{*/ |
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439 | // --------------------------------------------------------------------- |
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440 | /* Here we drop everything that is not this machines arch */ |
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441 | bool DropBinaryArch(vector<string> &List) |
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442 | { |
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443 | char S[300]; |
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444 | snprintf(S, sizeof(S), "/binary-%s/", |
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445 | _config->Find("Apt::Architecture").c_str()); |
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446 | |
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447 | for (unsigned int I = 0; I < List.size(); I++) { |
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448 | const char *Str = List[I].c_str(); |
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449 | |
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450 | const char *Res; |
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451 | if ((Res = strstr(Str, "/binary-")) == 0) |
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452 | continue; |
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453 | |
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454 | // Weird, remove it. |
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455 | if (strlen(Res) < strlen(S)) { |
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456 | List.erase(List.begin() + I); |
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457 | I--; |
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458 | continue; |
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459 | } |
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460 | // See if it is our arch |
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461 | if (stringcmp(Res, Res + strlen(S), S) == 0) |
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462 | continue; |
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463 | |
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464 | // Erase it |
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465 | List.erase(List.begin() + I); |
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466 | I--; |
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467 | } |
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468 | |
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469 | return true; |
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470 | } |
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471 | |
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472 | /*}}} */ |
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473 | // Score - We compute a 'score' for a path /*{{{*/ |
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474 | // --------------------------------------------------------------------- |
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475 | /* Paths are scored based on how close they come to what I consider |
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476 | normal. That is ones that have 'dist' 'stable' 'frozen' will score |
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477 | higher than ones without. */ |
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478 | int Score(string Path) |
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479 | { |
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480 | int Res = 0; |
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481 | #ifdef HAVE_RPM |
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482 | if (Path.find("base/") != string::npos) |
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483 | Res = 1; |
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484 | #else |
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485 | if (Path.find("stable/") != string::npos) |
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486 | Res += 29; |
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487 | if (Path.find("/binary-") != string::npos) |
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488 | Res += 20; |
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489 | if (Path.find("frozen/") != string::npos) |
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490 | Res += 28; |
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491 | if (Path.find("unstable/") != string::npos) |
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492 | Res += 27; |
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493 | if (Path.find("/dists/") != string::npos) |
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494 | Res += 40; |
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495 | if (Path.find("/main/") != string::npos) |
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496 | Res += 20; |
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497 | if (Path.find("/contrib/") != string::npos) |
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498 | Res += 20; |
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499 | if (Path.find("/non-free/") != string::npos) |
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500 | Res += 20; |
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501 | if (Path.find("/non-US/") != string::npos) |
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502 | Res += 20; |
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503 | if (Path.find("/source/") != string::npos) |
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504 | Res += 10; |
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505 | if (Path.find("/debian/") != string::npos) |
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506 | Res -= 10; |
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507 | #endif |
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508 | return Res; |
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509 | } |
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510 | |
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511 | /*}}} */ |
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512 | // DropRepeats - Drop repeated files resulting from symlinks /*{{{*/ |
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513 | // --------------------------------------------------------------------- |
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514 | /* Here we go and stat every file that we found and strip dup inodes. */ |
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515 | bool DropRepeats(vector<string> &List, const char *Name) |
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516 | { |
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517 | // Get a list of all the inodes |
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518 | ino_t *Inodes = new ino_t[List.size()]; |
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519 | for (unsigned int I = 0; I != List.size(); I++) { |
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520 | struct stat Buf; |
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521 | if (stat((List[I]).c_str(), &Buf) != 0 && |
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522 | stat((List[I] + Name).c_str(), &Buf) != 0 && |
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523 | stat((List[I] + Name + ".gz").c_str(), &Buf) != 0) |
---|
524 | _error->Errno("stat", _("Failed to stat %s%s"), List[I].c_str(), |
---|
525 | Name); |
---|
526 | Inodes[I] = Buf.st_ino; |
---|
527 | } |
---|
528 | |
---|
529 | if (_error->PendingError() == true) |
---|
530 | return false; |
---|
531 | |
---|
532 | // Look for dups |
---|
533 | for (unsigned int I = 0; I != List.size(); I++) { |
---|
534 | for (unsigned int J = I + 1; J < List.size(); J++) { |
---|
535 | // No match |
---|
536 | if (Inodes[J] != Inodes[I]) |
---|
537 | continue; |
---|
538 | |
---|
539 | // We score the two paths.. and erase one |
---|
540 | int ScoreA = Score(List[I]); |
---|
541 | int ScoreB = Score(List[J]); |
---|
542 | if (ScoreA < ScoreB) { |
---|
543 | List[I] = string(); |
---|
544 | break; |
---|
545 | } |
---|
546 | |
---|
547 | List[J] = string(); |
---|
548 | } |
---|
549 | } |
---|
550 | |
---|
551 | // Wipe erased entries |
---|
552 | for (unsigned int I = 0; I < List.size();) { |
---|
553 | if (List[I].empty() == false) |
---|
554 | I++; |
---|
555 | else |
---|
556 | List.erase(List.begin() + I); |
---|
557 | } |
---|
558 | |
---|
559 | return true; |
---|
560 | } |
---|
561 | |
---|
562 | void RCDScanner::cleanPkgList(vector<string> &list) |
---|
563 | { |
---|
564 | #ifdef HAVE_RPM |
---|
565 | DropRepeats(list, "pkglist"); |
---|
566 | #else |
---|
567 | DropBinaryArch(list); |
---|
568 | DropRepeats(list, "Packages"); |
---|
569 | #endif |
---|
570 | } |
---|
571 | |
---|
572 | void RCDScanner::cleanSrcList(vector<string> &list) |
---|
573 | { |
---|
574 | #ifdef HAVE_RPM |
---|
575 | DropRepeats(list, "srclist"); |
---|
576 | #else |
---|
577 | DropRepeats(list, "Sources"); |
---|
578 | #endif |
---|
579 | } |
---|
580 | |
---|
581 | string RCDScanner::pkgSourceType() const |
---|
582 | { |
---|
583 | #ifdef HAVE_RPM |
---|
584 | return "rpm"; |
---|
585 | #else |
---|
586 | return "deb"; |
---|
587 | #endif |
---|
588 | } |
---|
589 | |
---|
590 | string RCDScanner::srcSourceType() const |
---|
591 | { |
---|
592 | #ifdef HAVE_RPM |
---|
593 | return "rpm-src"; |
---|
594 | #else |
---|
595 | return "deb-src"; |
---|
596 | #endif |
---|
597 | } |
---|
598 | |
---|
599 | #if 0 |
---|
600 | static int strrcmp_(const char *a, const char *b) |
---|
601 | { |
---|
602 | int la = strlen(a); |
---|
603 | int lb = strlen(b); |
---|
604 | |
---|
605 | if (la == 0 || lb == 0) |
---|
606 | return 0; |
---|
607 | |
---|
608 | if (la > lb) |
---|
609 | return strcmp(&a[la - lb], b); |
---|
610 | else |
---|
611 | return strcmp(&b[lb - la], a); |
---|
612 | } |
---|
613 | #endif |
---|
614 | |
---|
615 | bool RCDScanner::scanDirectory(string CD, RCDScanProgress *progress, |
---|
616 | int Depth) |
---|
617 | { |
---|
618 | static ino_t Inodes[9]; |
---|
619 | if (Depth >= 7) |
---|
620 | return true; |
---|
621 | |
---|
622 | if (CD[CD.length() - 1] != '/') |
---|
623 | CD += '/'; |
---|
624 | |
---|
625 | if (chdir(CD.c_str()) != 0) |
---|
626 | return _error->Errno("chdir", _("Unable to change to %s"), CD.c_str()); |
---|
627 | |
---|
628 | // Look for a .disk subdirectory |
---|
629 | struct stat Buf; |
---|
630 | if (stat(".disk", &Buf) == 0) { |
---|
631 | if (_infoDir.empty() == true) |
---|
632 | _infoDir = CD + ".disk/"; |
---|
633 | } |
---|
634 | // Don't look into directories that have been marked to ingore. |
---|
635 | if (stat(".aptignr", &Buf) == 0) |
---|
636 | return true; |
---|
637 | |
---|
638 | #ifdef HAVE_RPM |
---|
639 | bool Found = false; |
---|
640 | if (stat("release", &Buf) == 0) |
---|
641 | Found = true; |
---|
642 | #else |
---|
643 | /* Aha! We found some package files. We assume that everything under |
---|
644 | this dir is controlled by those package files so we don't look down |
---|
645 | anymore */ |
---|
646 | if (stat("Packages", &Buf) == 0 || stat("Packages.gz", &Buf) == 0) { |
---|
647 | _pkgList.push_back(CD); |
---|
648 | |
---|
649 | // Continue down if thorough is given |
---|
650 | if (_config->FindB("APT::CDROM::Thorough", false) == false) |
---|
651 | return true; |
---|
652 | } |
---|
653 | if (stat("Sources.gz", &Buf) == 0 || stat("Sources", &Buf) == 0) { |
---|
654 | _srcList.push_back(CD); |
---|
655 | |
---|
656 | // Continue down if thorough is given |
---|
657 | if (_config->FindB("APT::CDROM::Thorough", false) == false) |
---|
658 | return true; |
---|
659 | } |
---|
660 | #endif |
---|
661 | |
---|
662 | DIR *D = opendir("."); |
---|
663 | if (D == 0) |
---|
664 | return _error->Errno("opendir", _("Unable to read %s"), CD.c_str()); |
---|
665 | |
---|
666 | // Run over the directory |
---|
667 | for (struct dirent * Dir = readdir(D); Dir != 0; Dir = readdir(D)) { |
---|
668 | // Skip some files.. |
---|
669 | if (strcmp(Dir->d_name, ".") == 0 || strcmp(Dir->d_name, "..") == 0 || |
---|
670 | //strcmp(Dir->d_name,"source") == 0 || |
---|
671 | strcmp(Dir->d_name, ".disk") == 0 || |
---|
672 | #ifdef HAVE_RPM |
---|
673 | strncmp(Dir->d_name, "RPMS", 4) == 0 || |
---|
674 | strncmp(Dir->d_name, "doc", 3) == 0) |
---|
675 | #else |
---|
676 | strcmp(Dir->d_name, "experimental") == 0 || |
---|
677 | strcmp(Dir->d_name, "binary-all") == 0) |
---|
678 | #endif |
---|
679 | continue; |
---|
680 | |
---|
681 | #ifdef HAVE_RPM |
---|
682 | if (strncmp(Dir->d_name, "pkglist.", 8) == 0 && |
---|
683 | strcmp(Dir->d_name + strlen(Dir->d_name) - 4, ".bz2") == 0) { |
---|
684 | _pkgList.push_back(CD + string(Dir->d_name)); |
---|
685 | Found = true; |
---|
686 | continue; |
---|
687 | } |
---|
688 | if (strncmp(Dir->d_name, "srclist.", 8) == 0 && |
---|
689 | strcmp(Dir->d_name + strlen(Dir->d_name) - 4, ".bz2") == 0) { |
---|
690 | _srcList.push_back(CD + string(Dir->d_name)); |
---|
691 | Found = true; |
---|
692 | continue; |
---|
693 | } |
---|
694 | if (_config->FindB("APT::CDROM::Thorough", false) == false && |
---|
695 | Found == true) |
---|
696 | continue; |
---|
697 | #endif |
---|
698 | |
---|
699 | // See if the name is a sub directory |
---|
700 | struct stat Buf; |
---|
701 | if (stat(Dir->d_name, &Buf) != 0) |
---|
702 | continue; |
---|
703 | |
---|
704 | if (S_ISDIR(Buf.st_mode) == 0) |
---|
705 | continue; |
---|
706 | |
---|
707 | int I; |
---|
708 | for (I = 0; I != Depth; I++) |
---|
709 | if (Inodes[I] == Buf.st_ino) |
---|
710 | break; |
---|
711 | if (I != Depth) |
---|
712 | continue; |
---|
713 | |
---|
714 | // Store the inodes weve seen |
---|
715 | Inodes[Depth] = Buf.st_ino; |
---|
716 | |
---|
717 | // Descend |
---|
718 | if (scanDirectory(CD + Dir->d_name, progress, Depth + 1) == false) |
---|
719 | break; |
---|
720 | |
---|
721 | if (chdir(CD.c_str()) != 0) |
---|
722 | return _error->Errno("chdir", _("Unable to change to %s"), |
---|
723 | CD.c_str()); |
---|
724 | } |
---|
725 | |
---|
726 | closedir(D); |
---|
727 | |
---|
728 | return !_error->PendingError(); |
---|
729 | } |
---|
730 | |
---|
731 | #endif |
---|
732 | // vim:sts=4:sw=4 |
---|