1 | //----------------------------------------------------------- |
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2 | // Copyright Christian Arnault LAL-Orsay CNRS |
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3 | // arnault@lal.in2p3.fr |
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4 | // See the complete license in cmt_license.txt "http://www.cecill.info". |
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5 | //----------------------------------------------------------- |
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6 | |
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7 | #ifdef WIN32 |
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8 | #include <direct.h> |
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9 | #define popen _popen |
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10 | #define pclose _pclose |
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11 | #endif |
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12 | |
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13 | #include "cmt_awk.h" |
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14 | #include "cmt_system.h" |
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15 | |
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16 | class Parser |
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17 | { |
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18 | public: |
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19 | Parser (Awk* awk, const cmt_string pattern, const cmt_regexp* expression) : |
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20 | m_pattern (pattern), m_expression (expression), m_awk(awk) |
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21 | { |
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22 | } |
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23 | |
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24 | /** |
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25 | * this first level parsing function extracts individual lines |
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26 | * from the text, taking care of both Unix and Windows EOL styles. |
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27 | * |
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28 | * Then the second level parsing function parse_line is called. |
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29 | */ |
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30 | Awk::condition parse (const cmt_string& text) |
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31 | { |
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32 | Awk::condition result = Awk::ok; |
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33 | |
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34 | cmt_string line; |
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35 | int pos; |
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36 | int max_pos; |
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37 | |
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38 | pos = 0; |
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39 | max_pos = text.size (); |
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40 | |
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41 | m_accumulator.erase (0); |
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42 | |
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43 | for (pos = 0; pos < max_pos;) |
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44 | { |
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45 | int eol = text.find (pos, '\n'); |
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46 | |
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47 | if (eol == cmt_string::npos) |
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48 | { |
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49 | // Last line, since there is no eol at all |
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50 | text.substr (pos, line); |
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51 | pos = max_pos; |
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52 | } |
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53 | else |
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54 | { |
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55 | int length = 1; |
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56 | |
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57 | int cr = text.find (pos, "\r\n"); |
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58 | |
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59 | if (cr == (eol-1)) |
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60 | { |
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61 | eol = cr; |
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62 | length = 2; |
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63 | } |
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64 | |
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65 | if (eol == pos) |
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66 | { |
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67 | // this is an empty line |
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68 | line = ""; |
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69 | pos += length; |
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70 | } |
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71 | else |
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72 | { |
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73 | // The eol was found beyond the current position |
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74 | // (ie. this is a non empty line) |
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75 | text.substr (pos, eol - pos, line); |
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76 | pos = eol + length; |
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77 | } |
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78 | } |
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79 | |
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80 | if (m_awk != 0) m_awk->inc_line_number (); |
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81 | |
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82 | result = parse_line (line); |
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83 | if (result != Awk::ok) break; |
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84 | } |
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85 | |
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86 | return (result); |
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87 | } |
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88 | |
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89 | /** |
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90 | * This second level parsing function accumulates individual lines |
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91 | * with real trailing back slashes. |
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92 | * Eventually the possible text pattern or regular expression is |
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93 | * checked and the Awk::filter function is called in case of |
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94 | * succesful match onto the accumulated line. |
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95 | */ |
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96 | Awk::condition parse_line (const cmt_string& line) |
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97 | { |
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98 | Awk::condition result = Awk::ok; |
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99 | int length; |
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100 | cmt_string temp_line = line; |
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101 | |
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102 | // |
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103 | // We scan the line for handling backslashes. |
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104 | // |
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105 | // Really terminating backslashes (ie those only followed by spaces/tabs |
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106 | // mean continued line |
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107 | // |
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108 | // |
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109 | |
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110 | bool finished = true; |
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111 | |
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112 | length = temp_line.size (); |
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113 | |
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114 | if (length == 0) |
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115 | { |
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116 | // An empty line following a backslash terminates the continuation. |
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117 | finished = true; |
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118 | } |
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119 | else |
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120 | { |
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121 | int back_slash = temp_line.find_last_of ('\\'); |
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122 | |
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123 | if (back_slash != cmt_string::npos) |
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124 | { |
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125 | // |
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126 | // This is the last backslash |
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127 | // check if there are only space chars after it |
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128 | // |
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129 | |
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130 | bool at_end = true; |
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131 | |
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132 | for (int i = (back_slash + 1); i < length; i++) |
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133 | { |
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134 | char c = temp_line[i]; |
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135 | if ((c != ' ') && (c != '\t')) |
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136 | { |
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137 | at_end = false; |
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138 | break; |
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139 | } |
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140 | } |
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141 | |
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142 | if (at_end) |
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143 | { |
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144 | temp_line.erase (back_slash); |
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145 | finished = false; |
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146 | } |
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147 | else |
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148 | { |
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149 | // This was not a trailing backslash. |
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150 | finished = true; |
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151 | } |
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152 | } |
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153 | |
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154 | m_accumulator += temp_line; |
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155 | } |
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156 | |
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157 | if (!finished) |
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158 | { |
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159 | // We still need to accumulate forthcoming lines |
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160 | // before parsing the resulting text. |
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161 | return (Awk::ok); |
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162 | } |
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163 | |
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164 | // now filter the complete accumulated line (if non empty) |
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165 | |
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166 | if (m_accumulator != "") |
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167 | { |
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168 | bool ok = false; |
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169 | |
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170 | if (m_expression != 0) |
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171 | { |
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172 | if (m_expression->match (m_accumulator)) |
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173 | { |
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174 | ok = true; |
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175 | } |
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176 | } |
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177 | else |
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178 | { |
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179 | if ((m_pattern == "") || |
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180 | (m_accumulator.find (m_pattern) != cmt_string::npos)) |
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181 | { |
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182 | ok = true; |
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183 | } |
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184 | } |
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185 | |
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186 | if (ok && (m_awk != 0)) |
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187 | { |
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188 | m_awk->filter (m_accumulator); |
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189 | result = m_awk->get_last_condition (); |
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190 | } |
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191 | |
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192 | m_accumulator.erase (0); |
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193 | } |
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194 | |
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195 | return (result); |
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196 | } |
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197 | |
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198 | private: |
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199 | |
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200 | cmt_string m_accumulator; |
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201 | cmt_string m_pattern; |
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202 | const cmt_regexp* m_expression; |
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203 | Awk* m_awk; |
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204 | }; |
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205 | |
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206 | //------------------------------------------------ |
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207 | Awk::Awk () |
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208 | { |
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209 | m_condition = ok; |
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210 | } |
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211 | |
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212 | //------------------------------------------------ |
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213 | Awk::~Awk () |
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214 | { |
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215 | } |
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216 | |
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217 | //------------------------------------------------ |
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218 | Awk::condition Awk::run (const cmt_string& text, |
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219 | const cmt_string& pattern) |
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220 | { |
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221 | m_line_number = 0; |
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222 | m_condition = ok; |
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223 | |
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224 | begin (); |
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225 | if (m_condition != ok) return (m_condition); |
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226 | |
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227 | if (CmtSystem::testenv ("CMTTESTAWK")) |
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228 | { |
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229 | Parser p (this, pattern, 0); |
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230 | |
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231 | m_condition = p.parse (text); |
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232 | if (m_condition != ok) return (m_condition); |
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233 | } |
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234 | else |
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235 | { |
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236 | cmt_string line; |
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237 | int pos = 0; |
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238 | int max_pos; |
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239 | |
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240 | max_pos = text.size (); |
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241 | |
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242 | for (pos = 0; pos < max_pos;) |
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243 | { |
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244 | int cr = text.find (pos, "\r\n"); |
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245 | int nl = text.find (pos, '\n'); |
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246 | |
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247 | // Get the first end-of-line (either lf or cr-lf) |
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248 | |
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249 | //-------------------- |
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250 | // |
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251 | // cr 1 0 |
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252 | // nl |
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253 | // |
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254 | // 1 a b |
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255 | // |
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256 | // 0 c d |
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257 | // |
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258 | //-------------------- |
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259 | |
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260 | int first = nl; |
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261 | |
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262 | if (cr != cmt_string::npos) |
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263 | { |
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264 | // cases a or c |
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265 | |
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266 | if (nl == cmt_string::npos) |
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267 | { |
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268 | // case a |
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269 | first = cr; |
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270 | } |
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271 | else |
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272 | { |
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273 | // case c |
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274 | first = (nl < cr) ? nl : cr; |
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275 | } |
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276 | } |
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277 | |
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278 | if (first == cmt_string::npos) |
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279 | { |
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280 | // This is likely the last line since there is no end-of-line |
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281 | text.substr (pos, line); |
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282 | pos = max_pos; |
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283 | } |
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284 | else if (first > pos) |
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285 | { |
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286 | // The eol was found beyond the current position |
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287 | // (ie. this is a non empty line) |
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288 | text.substr (pos, first - pos, line); |
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289 | pos = first + 1; |
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290 | } |
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291 | else |
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292 | { |
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293 | // an empty line |
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294 | line = ""; |
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295 | pos++; |
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296 | } |
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297 | |
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298 | m_line_number++; |
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299 | |
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300 | if (line != "") |
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301 | { |
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302 | if ((pattern == "") || |
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303 | (line.find (pattern) != cmt_string::npos)) |
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304 | { |
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305 | filter (line); |
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306 | if (m_condition != ok) return (m_condition); |
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307 | } |
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308 | } |
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309 | } |
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310 | } |
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311 | |
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312 | end (); |
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313 | |
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314 | return (m_condition); |
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315 | } |
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316 | |
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317 | //------------------------------------------------ |
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318 | Awk::condition Awk::run (const cmt_string& text, |
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319 | const cmt_regexp& expression) |
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320 | { |
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321 | m_line_number = 0; |
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322 | m_condition = ok; |
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323 | |
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324 | begin (); |
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325 | if (m_condition != ok) return (m_condition); |
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326 | |
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327 | Parser p (this, "", &expression); |
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328 | |
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329 | m_condition = p.parse (text); |
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330 | if (m_condition != ok) return (m_condition); |
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331 | |
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332 | /* |
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333 | if (CmtSystem::testenv ("CMTTESTAWK")) |
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334 | { |
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335 | } |
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336 | else |
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337 | { |
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338 | cmt_string line; |
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339 | int pos = 0; |
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340 | int max_pos; |
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341 | |
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342 | max_pos = text.size (); |
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343 | |
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344 | for (pos = 0; pos < max_pos;) |
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345 | { |
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346 | int cr = text.find (pos, "\r\n"); |
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347 | int nl = text.find (pos, '\n'); |
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348 | |
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349 | // Get the first end-of-line (either lf or cr-lf) |
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350 | |
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351 | int first = nl; |
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352 | |
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353 | if (cr != cmt_string::npos) |
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354 | { |
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355 | if (nl == cmt_string::npos) |
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356 | { |
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357 | first = cr; |
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358 | } |
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359 | else |
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360 | { |
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361 | first = (nl < cr) ? nl : cr; |
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362 | } |
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363 | } |
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364 | |
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365 | if (first == cmt_string::npos) |
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366 | { |
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367 | // This is likely the last line since there is no end-of-line |
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368 | text.substr (pos, line); |
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369 | pos = max_pos; |
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370 | } |
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371 | else if (first > pos) |
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372 | { |
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373 | // The eol was found beyond the current position |
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374 | // (ie. this is a non empty line) |
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375 | text.substr (pos, first - pos, line); |
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376 | pos = first + 1; |
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377 | } |
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378 | else |
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379 | { |
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380 | // an empty line |
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381 | line = ""; |
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382 | pos++; |
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383 | } |
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384 | |
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385 | m_line_number++; |
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386 | |
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387 | if (line != "") |
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388 | { |
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389 | if (expression.match (line)) |
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390 | { |
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391 | filter (line); |
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392 | if (m_condition != ok) return (m_condition); |
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393 | } |
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394 | } |
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395 | } |
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396 | } |
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397 | */ |
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398 | |
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399 | end (); |
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400 | |
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401 | return (m_condition); |
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402 | } |
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403 | |
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404 | //------------------------------------------------ |
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405 | void Awk::stop () |
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406 | { |
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407 | m_condition = stopped; |
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408 | } |
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409 | |
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410 | //------------------------------------------------ |
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411 | void Awk::abort () |
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412 | { |
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413 | m_condition = failed; |
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414 | } |
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415 | |
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416 | //------------------------------------------------ |
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417 | void Awk::allow_continuation () |
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418 | { |
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419 | m_continuation_allowed = true; |
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420 | } |
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421 | |
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422 | //------------------------------------------------ |
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423 | Awk::condition Awk::get_last_condition () const |
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424 | { |
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425 | return (m_condition); |
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426 | } |
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427 | |
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428 | //------------------------------------------------ |
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429 | void Awk::begin () |
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430 | { |
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431 | } |
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432 | |
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433 | //------------------------------------------------ |
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434 | void Awk::filter (const cmt_string& /*line*/) |
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435 | { |
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436 | } |
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437 | |
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438 | //------------------------------------------------ |
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439 | void Awk::end () |
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440 | { |
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441 | } |
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442 | |
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443 | //------------------------------------------------ |
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444 | void Awk::inc_line_number () |
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445 | { |
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446 | m_line_number++; |
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447 | } |
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448 | |
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449 | //------------------------------------------------ |
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450 | Awk::condition FAwk::run (const cmt_string& file_name, |
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451 | const cmt_string& pattern) |
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452 | { |
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453 | if (!CmtSystem::test_file (file_name)) return (failed); |
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454 | |
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455 | CmtSystem::basename (file_name, m_file_name); |
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456 | CmtSystem::dirname (file_name, m_dir_name); |
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457 | |
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458 | cmt_string text; |
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459 | |
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460 | text.read (file_name); |
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461 | |
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462 | return (Awk::run (text, pattern)); |
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463 | } |
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464 | |
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465 | //------------------------------------------------ |
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466 | Awk::condition FAwk::run (const cmt_string& file_name, |
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467 | const cmt_regexp& expression) |
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468 | { |
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469 | if (!CmtSystem::test_file (file_name)) return (failed); |
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470 | |
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471 | CmtSystem::basename (file_name, m_file_name); |
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472 | CmtSystem::dirname (file_name, m_dir_name); |
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473 | |
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474 | cmt_string text; |
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475 | |
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476 | text.read (file_name); |
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477 | |
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478 | return (Awk::run (text, expression)); |
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479 | } |
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480 | |
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481 | //------------------------------------------------ |
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482 | Awk::condition PAwk::run (const cmt_string& command, |
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483 | const cmt_string& pattern) |
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484 | { |
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485 | cmt_string line; |
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486 | |
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487 | m_line_number = 0; |
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488 | m_condition = ok; |
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489 | |
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490 | begin (); |
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491 | if (m_condition != ok) return (m_condition); |
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492 | |
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493 | FILE* f = popen (command.c_str (), "r"); |
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494 | |
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495 | if (f == 0) return (failed); |
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496 | |
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497 | char buffer[8192]; |
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498 | char* ptr; |
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499 | |
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500 | while ((ptr = fgets (buffer, sizeof (buffer), f)) != NULL) |
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501 | { |
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502 | line = ptr; |
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503 | |
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504 | if (line.find ("\n") == cmt_string::npos) |
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505 | { |
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506 | cerr << "#CMT> Warning: Line too long and truncated in PAwk::run for command " << command << endl; |
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507 | } |
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508 | |
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509 | line.replace ("\n", ""); |
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510 | |
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511 | m_line_number++; |
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512 | |
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513 | if (line != "") |
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514 | { |
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515 | if ((pattern == "") || |
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516 | (line.find (pattern) != cmt_string::npos)) |
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517 | { |
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518 | filter (line); |
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519 | if (m_condition != ok) return (m_condition); |
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520 | } |
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521 | } |
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522 | } |
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523 | |
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524 | pclose (f); |
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525 | |
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526 | end (); |
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527 | |
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528 | return (m_condition); |
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529 | } |
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530 | |
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531 | //------------------------------------------------ |
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532 | Awk::condition PAwk::run (const cmt_string& command, |
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533 | const cmt_regexp& expression) |
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534 | { |
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535 | cmt_string line; |
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536 | |
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537 | m_line_number = 0; |
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538 | m_condition = ok; |
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539 | |
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540 | begin (); |
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541 | if (m_condition != ok) return (m_condition); |
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542 | |
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543 | FILE* f = popen (command.c_str (), "r"); |
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544 | |
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545 | if (f == 0) return (failed); |
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546 | |
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547 | char buffer[256]; |
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548 | char* ptr; |
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549 | |
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550 | while ((ptr = fgets (buffer, sizeof (buffer), f)) != NULL) |
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551 | { |
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552 | line = ptr; |
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553 | |
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554 | line.replace ("\n", ""); |
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555 | |
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556 | m_line_number++; |
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557 | |
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558 | if (line != "") |
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559 | { |
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560 | if (expression.match (line)) |
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561 | { |
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562 | filter (line); |
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563 | if (m_condition != ok) return (m_condition); |
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564 | } |
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565 | } |
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566 | } |
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567 | |
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568 | pclose (f); |
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569 | |
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570 | end (); |
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571 | |
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572 | return (m_condition); |
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573 | } |
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574 | |
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575 | //---------------------------------------------------------- |
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576 | PathScanner::PathScanner () |
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577 | { |
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578 | _running = false; |
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579 | _level = 0; |
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580 | } |
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581 | |
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582 | //---------------------------------------------------------- |
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583 | bool PathScanner::scan_path (const cmt_string& path, actor& a) |
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584 | { |
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585 | if (_running) return (false); |
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586 | |
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587 | _level = 0; |
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588 | _running = true; |
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589 | |
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590 | cmt_string compressed_path = path; |
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591 | CmtSystem::compress_path (compressed_path); |
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592 | CmtSystem::realpath (compressed_path, compressed_path); |
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593 | scan_path (compressed_path, 0, a); |
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594 | |
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595 | _running = false; |
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596 | _level = 0; |
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597 | |
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598 | return (true); |
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599 | } |
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600 | |
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601 | //---------------------------------------------------------- |
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602 | void PathScanner::scan_path (const cmt_string& path, int level, actor& a) |
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603 | { |
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604 | if (level > 10) |
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605 | { |
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606 | return; |
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607 | } |
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608 | |
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609 | // |
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610 | // Only do something if it is a directory. |
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611 | // |
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612 | if (!CmtSystem::test_directory (path)) return; |
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613 | |
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614 | |
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615 | CmtSystem::cmt_string_vector list; |
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616 | CmtSystem::cmt_string_vector entrylist; |
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617 | |
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618 | CmtSystem::scan_dir (path, list); |
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619 | |
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620 | if (list.size () == 0) return; |
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621 | |
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622 | _level++; |
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623 | |
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624 | // Will be set if at least one directory is a version directory |
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625 | bool has_package = false; |
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626 | |
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627 | cmt_string name; |
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628 | cmt_string version; |
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629 | cmt_string where; |
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630 | |
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631 | int i; |
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632 | |
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633 | for (i = 0; i < list.size (); i++) |
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634 | { |
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635 | const cmt_string& here = list[i]; |
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636 | |
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637 | if (!CmtSystem::test_directory (here)) continue; |
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638 | |
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639 | name = ""; |
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640 | version = ""; |
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641 | |
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642 | cmt_string entry; |
---|
643 | CmtSystem::basename (here, entry); |
---|
644 | CmtSystem::dirname (path, where); |
---|
645 | |
---|
646 | if ((level == 0) && (entry == "InstallArea")) continue; |
---|
647 | if (entry == "CVS") continue; |
---|
648 | |
---|
649 | cmt_string req; |
---|
650 | |
---|
651 | req = here; |
---|
652 | req += CmtSystem::file_separator (); |
---|
653 | req += "mgr"; |
---|
654 | req += CmtSystem::file_separator (); |
---|
655 | req += "requirements"; |
---|
656 | |
---|
657 | if (CmtSystem::test_file (req)) |
---|
658 | { |
---|
659 | // We have found <path>/mgr/requirements |
---|
660 | // this is an old directory convention. |
---|
661 | // The version directory is the directory above |
---|
662 | |
---|
663 | version = entry; |
---|
664 | CmtSystem::basename (path, name); |
---|
665 | |
---|
666 | a.run (name, version, where); |
---|
667 | has_package = true; |
---|
668 | |
---|
669 | // We don't keep on looking in this directory since the versioned structure |
---|
670 | // does not expect subpackages there |
---|
671 | continue; |
---|
672 | } |
---|
673 | |
---|
674 | req = here; |
---|
675 | req += CmtSystem::file_separator (); |
---|
676 | req += "cmt"; |
---|
677 | req += CmtSystem::file_separator (); |
---|
678 | req += "requirements"; |
---|
679 | |
---|
680 | if (CmtSystem::test_file (req)) |
---|
681 | { |
---|
682 | // We have found <path>/cmt/requirements |
---|
683 | // Question now is to detect the directory structure: |
---|
684 | // |
---|
685 | // if cmt/version.cmt exists it's a non-version-directory structure |
---|
686 | // else |
---|
687 | // if there is a package statement in the requirements file we find it upward |
---|
688 | // else |
---|
689 | // if up is a version directory |
---|
690 | // else |
---|
691 | // |
---|
692 | |
---|
693 | cmt_string vreq; |
---|
694 | vreq = here; |
---|
695 | vreq += CmtSystem::file_separator (); |
---|
696 | vreq += "cmt"; |
---|
697 | vreq += CmtSystem::file_separator (); |
---|
698 | vreq += "version.cmt"; |
---|
699 | |
---|
700 | if (CmtSystem::test_file (vreq)) |
---|
701 | { |
---|
702 | version.read (vreq); |
---|
703 | int pos; |
---|
704 | pos = version.find ('\n'); |
---|
705 | if (pos != cmt_string::npos) version.erase (pos); |
---|
706 | pos = version.find ('\r'); |
---|
707 | if (pos != cmt_string::npos) version.erase (pos); |
---|
708 | |
---|
709 | a.run (entry, version, path, true); |
---|
710 | has_package = true; |
---|
711 | |
---|
712 | // We scan further down |
---|
713 | scan_path (here, 1, a); |
---|
714 | continue; |
---|
715 | } |
---|
716 | |
---|
717 | cmt_string p; |
---|
718 | |
---|
719 | p.read (req); |
---|
720 | int pos; |
---|
721 | pos = p.find ("package"); |
---|
722 | if (pos != cmt_string::npos) |
---|
723 | { |
---|
724 | p.erase (0, pos+8); |
---|
725 | pos = p.find ('\n'); |
---|
726 | if (pos != cmt_string::npos) p.erase (pos); |
---|
727 | pos = p.find ('\r'); |
---|
728 | if (pos != cmt_string::npos) p.erase (pos); |
---|
729 | p.replace_all (" ", ""); |
---|
730 | p.replace_all ("\t", ""); |
---|
731 | if (p != "") name = p; |
---|
732 | } |
---|
733 | |
---|
734 | if (name != "") |
---|
735 | { |
---|
736 | // The package name was specified in the requirements file |
---|
737 | |
---|
738 | if (entry == name) |
---|
739 | { |
---|
740 | // The structure is without the version directory. |
---|
741 | |
---|
742 | a.run (name, "v1", path); |
---|
743 | has_package = true; |
---|
744 | |
---|
745 | // We scan further down |
---|
746 | scan_path (here, 1, a); |
---|
747 | continue; |
---|
748 | } |
---|
749 | |
---|
750 | version = entry; |
---|
751 | CmtSystem::basename (path, entry); |
---|
752 | |
---|
753 | if (entry == name) |
---|
754 | { |
---|
755 | // The structure is with the version directory. |
---|
756 | |
---|
757 | a.run (name, version, where); |
---|
758 | has_package = true; |
---|
759 | |
---|
760 | continue; |
---|
761 | } |
---|
762 | |
---|
763 | // No directory structure matches the package name |
---|
764 | // Is it a typo in the requirements file ? |
---|
765 | // probably we should display it and quit... |
---|
766 | } |
---|
767 | else |
---|
768 | { |
---|
769 | version = entry; |
---|
770 | CmtSystem::basename (path, entry); |
---|
771 | } |
---|
772 | |
---|
773 | // The package name is not specified in the requirements file |
---|
774 | // or did not match the directory structure |
---|
775 | // We'll have to guess it from the structure |
---|
776 | |
---|
777 | if (CmtSystem::is_version_directory (version)) |
---|
778 | { |
---|
779 | a.run (entry, version, where); |
---|
780 | has_package = true; |
---|
781 | |
---|
782 | continue; |
---|
783 | } |
---|
784 | |
---|
785 | // Here we suppose that the directory up is the package name |
---|
786 | // although no specification of the version has been found |
---|
787 | // So we decide that |
---|
788 | // - it's a non-versioned structure |
---|
789 | // - the version is set by default to v1 |
---|
790 | name = version; |
---|
791 | |
---|
792 | where += CmtSystem::file_separator (); |
---|
793 | where += entry; |
---|
794 | |
---|
795 | a.run (name, "v1", where); |
---|
796 | has_package = true; |
---|
797 | |
---|
798 | // We scan further down |
---|
799 | scan_path (here, 1, a); |
---|
800 | continue; |
---|
801 | } |
---|
802 | |
---|
803 | // |
---|
804 | // Here this is a non-package directory. Let's search further down |
---|
805 | |
---|
806 | scan_path (here, level + 1, a); |
---|
807 | } |
---|
808 | |
---|
809 | if (has_package) |
---|
810 | { |
---|
811 | // |
---|
812 | // At least one version was found here. Thus we want to scan further down. |
---|
813 | // |
---|
814 | |
---|
815 | for (i = 0; i < entrylist.size (); i++) |
---|
816 | { |
---|
817 | const cmt_string& e = entrylist[i]; |
---|
818 | |
---|
819 | cmt_string p = path; |
---|
820 | p += CmtSystem::file_separator (); |
---|
821 | p += e; |
---|
822 | |
---|
823 | scan_path (p, 1, a); |
---|
824 | } |
---|
825 | } |
---|
826 | |
---|
827 | _level--; |
---|
828 | } |
---|
829 | |
---|
830 | |
---|
831 | //---------------------------------------------------------- |
---|
832 | bool PathScanner::scan_package (const cmt_string& path, |
---|
833 | const cmt_string& package) |
---|
834 | { |
---|
835 | // |
---|
836 | // Only do something if it is a directory. |
---|
837 | // |
---|
838 | |
---|
839 | if (!CmtSystem::test_directory (path)) return (false); |
---|
840 | |
---|
841 | cmt_string pattern = path; |
---|
842 | pattern += CmtSystem::file_separator (); |
---|
843 | pattern += package; |
---|
844 | |
---|
845 | if (!CmtSystem::test_directory (pattern)) return (false); |
---|
846 | |
---|
847 | CmtSystem::cmt_string_vector list; |
---|
848 | |
---|
849 | CmtSystem::scan_dir (pattern, list); |
---|
850 | |
---|
851 | if (list.size () == 0) |
---|
852 | { |
---|
853 | return (false); |
---|
854 | } |
---|
855 | |
---|
856 | bool result = false; |
---|
857 | |
---|
858 | int i; |
---|
859 | for (i = 0; i < list.size (); i++) |
---|
860 | { |
---|
861 | const cmt_string& name = list[i]; |
---|
862 | |
---|
863 | cmt_string version; |
---|
864 | CmtSystem::basename (name, version); |
---|
865 | |
---|
866 | if (version == "cmt") |
---|
867 | { |
---|
868 | cmt_string req; |
---|
869 | |
---|
870 | req = name; |
---|
871 | req += CmtSystem::file_separator (); |
---|
872 | req += "requirements"; |
---|
873 | |
---|
874 | if (CmtSystem::test_file (req)) |
---|
875 | { |
---|
876 | cmt_string req; |
---|
877 | |
---|
878 | req = name; |
---|
879 | req += CmtSystem::file_separator (); |
---|
880 | req += "version.cmt"; |
---|
881 | |
---|
882 | cmt_string version; |
---|
883 | if (CmtSystem::test_file (req)) |
---|
884 | { |
---|
885 | version.read (req); |
---|
886 | int pos; |
---|
887 | pos = version.find ('\n'); |
---|
888 | if (pos != cmt_string::npos) version.erase (pos); |
---|
889 | pos = version.find ('\r'); |
---|
890 | if (pos != cmt_string::npos) version.erase (pos); |
---|
891 | } |
---|
892 | else |
---|
893 | { |
---|
894 | version = "v*"; |
---|
895 | } |
---|
896 | |
---|
897 | result = true; |
---|
898 | } |
---|
899 | } |
---|
900 | else if (CmtSystem::is_version_directory (version)) |
---|
901 | { |
---|
902 | cmt_string req; |
---|
903 | |
---|
904 | req = name; |
---|
905 | req += CmtSystem::file_separator (); |
---|
906 | req += "cmt"; |
---|
907 | req += CmtSystem::file_separator (); |
---|
908 | req += "requirements"; |
---|
909 | |
---|
910 | if (CmtSystem::test_file (req)) |
---|
911 | { |
---|
912 | cout << package << " " << version << " " << path << endl; |
---|
913 | |
---|
914 | result = true; |
---|
915 | } |
---|
916 | else |
---|
917 | { |
---|
918 | req = name; |
---|
919 | req += CmtSystem::file_separator (); |
---|
920 | req += "mgr"; |
---|
921 | req += CmtSystem::file_separator (); |
---|
922 | req += "requirements"; |
---|
923 | |
---|
924 | if (CmtSystem::test_file (req)) |
---|
925 | { |
---|
926 | cout << package << " " << version << " " << path << endl; |
---|
927 | |
---|
928 | result = true; |
---|
929 | } |
---|
930 | else |
---|
931 | { |
---|
932 | } |
---|
933 | } |
---|
934 | } |
---|
935 | else |
---|
936 | { |
---|
937 | } |
---|
938 | } |
---|
939 | |
---|
940 | return (result); |
---|
941 | } |
---|
942 | |
---|