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 | #include <stdlib.h> |
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12 | #define PATH_MAX _MAX_PATH |
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13 | #endif |
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14 | |
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15 | #include "cmt_awk.h" |
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16 | #include "cmt_system.h" |
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17 | #include "cmt_log.h" |
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18 | #include "cmt_use.h" |
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19 | |
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20 | class Parser |
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21 | { |
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22 | public: |
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23 | Parser (Awk* awk, const cmt_string pattern, const cmt_regexp* expression) : |
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24 | m_pattern (pattern), m_expression (expression), m_awk(awk) |
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25 | { |
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26 | } |
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27 | |
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28 | /** |
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29 | * this first level parsing function extracts individual lines |
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30 | * from the text, taking care of both Unix and Windows EOL styles. |
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31 | * |
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32 | * Then the second level parsing function parse_line is called. |
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33 | */ |
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34 | Awk::condition parse (const cmt_string& text) |
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35 | { |
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36 | Awk::condition result = Awk::ok; |
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37 | |
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38 | cmt_string line; |
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39 | int pos; |
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40 | int max_pos; |
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41 | |
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42 | pos = 0; |
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43 | max_pos = text.size (); |
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44 | |
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45 | m_accumulator.erase (0); |
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46 | |
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47 | for (pos = 0; pos < max_pos;) |
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48 | { |
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49 | int eol = text.find (pos, '\n'); |
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50 | |
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51 | if (eol == cmt_string::npos) |
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52 | { |
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53 | // Last line, since there is no eol at all |
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54 | text.substr (pos, line); |
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55 | pos = max_pos; |
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56 | } |
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57 | else |
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58 | { |
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59 | int length = 1; |
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60 | |
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61 | int cr = text.find (pos, "\r\n"); |
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62 | |
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63 | if (cr == (eol-1)) |
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64 | { |
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65 | eol = cr; |
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66 | length = 2; |
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67 | } |
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68 | |
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69 | if (eol == pos) |
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70 | { |
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71 | // this is an empty line |
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72 | line = ""; |
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73 | pos += length; |
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74 | } |
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75 | else |
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76 | { |
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77 | // The eol was found beyond the current position |
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78 | // (ie. this is a non empty line) |
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79 | text.substr (pos, eol - pos, line); |
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80 | pos = eol + length; |
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81 | } |
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82 | } |
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83 | |
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84 | if (m_awk != 0) m_awk->inc_line_number (); |
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85 | |
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86 | result = parse_line (line); |
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87 | if (result != Awk::ok) break; |
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88 | } |
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89 | |
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90 | return (result); |
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91 | } |
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92 | |
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93 | /** |
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94 | * This second level parsing function accumulates individual lines |
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95 | * with real trailing back slashes. |
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96 | * Eventually the possible text pattern or regular expression is |
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97 | * checked and the Awk::filter function is called in case of |
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98 | * succesful match onto the accumulated line. |
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99 | */ |
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100 | Awk::condition parse_line (const cmt_string& line) |
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101 | { |
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102 | Awk::condition result = Awk::ok; |
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103 | int length; |
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104 | cmt_string temp_line = line; |
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105 | |
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106 | // |
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107 | // We scan the line for handling backslashes. |
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108 | // |
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109 | // Really terminating backslashes (ie those only followed by spaces/tabs |
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110 | // mean continued line |
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111 | // |
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112 | // |
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113 | |
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114 | bool finished = true; |
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115 | |
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116 | length = temp_line.size (); |
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117 | |
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118 | if (length == 0) |
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119 | { |
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120 | // An empty line following a backslash terminates the continuation. |
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121 | finished = true; |
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122 | } |
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123 | else |
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124 | { |
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125 | int back_slash = temp_line.find_last_of ('\\'); |
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126 | |
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127 | if (back_slash != cmt_string::npos) |
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128 | { |
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129 | // |
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130 | // This is the last backslash |
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131 | // check if there are only space chars after it |
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132 | // |
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133 | |
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134 | bool at_end = true; |
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135 | |
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136 | for (int i = (back_slash + 1); i < length; i++) |
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137 | { |
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138 | char c = temp_line[i]; |
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139 | if ((c != ' ') && (c != '\t')) |
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140 | { |
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141 | at_end = false; |
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142 | break; |
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143 | } |
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144 | } |
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145 | |
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146 | if (at_end) |
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147 | { |
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148 | temp_line.erase (back_slash); |
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149 | finished = false; |
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150 | } |
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151 | else |
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152 | { |
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153 | // This was not a trailing backslash. |
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154 | finished = true; |
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155 | } |
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156 | } |
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157 | |
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158 | m_accumulator += temp_line; |
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159 | } |
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160 | |
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161 | if (!finished) |
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162 | { |
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163 | // We still need to accumulate forthcoming lines |
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164 | // before parsing the resulting text. |
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165 | return (Awk::ok); |
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166 | } |
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167 | |
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168 | // now filter the complete accumulated line (if non empty) |
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169 | |
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170 | if (m_accumulator != "") |
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171 | { |
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172 | bool ok = false; |
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173 | |
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174 | if (m_expression != 0) |
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175 | { |
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176 | if (m_expression->match (m_accumulator)) |
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177 | { |
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178 | ok = true; |
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179 | } |
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180 | } |
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181 | else |
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182 | { |
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183 | if ((m_pattern == "") || |
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184 | (m_accumulator.find (m_pattern) != cmt_string::npos)) |
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185 | { |
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186 | ok = true; |
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187 | } |
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188 | } |
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189 | |
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190 | if (ok && (m_awk != 0)) |
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191 | { |
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192 | m_awk->filter (m_accumulator); |
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193 | result = m_awk->get_last_condition (); |
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194 | } |
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195 | |
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196 | m_accumulator.erase (0); |
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197 | } |
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198 | |
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199 | return (result); |
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200 | } |
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201 | |
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202 | private: |
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203 | |
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204 | cmt_string m_accumulator; |
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205 | cmt_string m_pattern; |
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206 | const cmt_regexp* m_expression; |
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207 | Awk* m_awk; |
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208 | }; |
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209 | |
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210 | //------------------------------------------------ |
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211 | Awk::Awk () |
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212 | { |
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213 | m_condition = ok; |
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214 | } |
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215 | |
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216 | //------------------------------------------------ |
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217 | Awk::~Awk () |
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218 | { |
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219 | } |
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220 | |
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221 | //------------------------------------------------ |
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222 | Awk::condition Awk::run (const cmt_string& text, |
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223 | const cmt_string& pattern) |
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224 | { |
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225 | m_line_number = 0; |
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226 | m_condition = ok; |
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227 | |
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228 | begin (); |
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229 | if (m_condition != ok) return (m_condition); |
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230 | |
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231 | if (CmtSystem::testenv ("CMTTESTAWK")) |
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232 | { |
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233 | Parser p (this, pattern, 0); |
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234 | |
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235 | m_condition = p.parse (text); |
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236 | if (m_condition != ok) return (m_condition); |
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237 | } |
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238 | else |
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239 | { |
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240 | cmt_string line; |
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241 | int pos = 0; |
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242 | int max_pos; |
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243 | |
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244 | max_pos = text.size (); |
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245 | |
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246 | for (pos = 0; pos < max_pos;) |
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247 | { |
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248 | int cr = text.find (pos, "\r\n"); |
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249 | int nl = text.find (pos, '\n'); |
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250 | |
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251 | // Get the first end-of-line (either lf or cr-lf) |
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252 | |
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253 | //-------------------- |
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254 | // |
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255 | // cr 1 0 |
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256 | // nl |
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257 | // |
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258 | // 1 a b |
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259 | // |
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260 | // 0 c d |
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261 | // |
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262 | //-------------------- |
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263 | |
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264 | int first = nl; |
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265 | |
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266 | if (cr != cmt_string::npos) |
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267 | { |
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268 | // cases a or c |
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269 | |
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270 | if (nl == cmt_string::npos) |
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271 | { |
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272 | // case a |
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273 | first = cr; |
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274 | } |
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275 | else |
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276 | { |
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277 | // case c |
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278 | first = (nl < cr) ? nl : cr; |
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279 | } |
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280 | } |
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281 | |
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282 | if (first == cmt_string::npos) |
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283 | { |
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284 | // This is likely the last line since there is no end-of-line |
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285 | text.substr (pos, line); |
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286 | pos = max_pos; |
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287 | } |
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288 | else if (first > pos) |
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289 | { |
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290 | // The eol was found beyond the current position |
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291 | // (ie. this is a non empty line) |
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292 | text.substr (pos, first - pos, line); |
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293 | pos = first + 1; |
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294 | } |
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295 | else |
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296 | { |
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297 | // an empty line |
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298 | line = ""; |
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299 | pos++; |
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300 | } |
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301 | |
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302 | m_line_number++; |
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303 | |
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304 | if (line != "") |
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305 | { |
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306 | if ((pattern == "") || |
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307 | (line.find (pattern) != cmt_string::npos)) |
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308 | { |
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309 | filter (line); |
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310 | if (m_condition != ok) return (m_condition); |
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311 | } |
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312 | } |
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313 | } |
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314 | } |
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315 | |
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316 | end (); |
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317 | |
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318 | return (m_condition); |
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319 | } |
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320 | |
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321 | //------------------------------------------------ |
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322 | Awk::condition Awk::run (const cmt_string& text, |
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323 | const cmt_regexp& expression) |
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324 | { |
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325 | m_line_number = 0; |
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326 | m_condition = ok; |
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327 | |
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328 | begin (); |
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329 | if (m_condition != ok) return (m_condition); |
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330 | |
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331 | Parser p (this, "", &expression); |
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332 | |
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333 | m_condition = p.parse (text); |
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334 | if (m_condition != ok) return (m_condition); |
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335 | |
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336 | /* |
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337 | if (CmtSystem::testenv ("CMTTESTAWK")) |
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338 | { |
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339 | } |
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340 | else |
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341 | { |
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342 | cmt_string line; |
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343 | int pos = 0; |
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344 | int max_pos; |
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345 | |
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346 | max_pos = text.size (); |
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347 | |
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348 | for (pos = 0; pos < max_pos;) |
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349 | { |
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350 | int cr = text.find (pos, "\r\n"); |
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351 | int nl = text.find (pos, '\n'); |
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352 | |
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353 | // Get the first end-of-line (either lf or cr-lf) |
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354 | |
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355 | int first = nl; |
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356 | |
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357 | if (cr != cmt_string::npos) |
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358 | { |
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359 | if (nl == cmt_string::npos) |
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360 | { |
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361 | first = cr; |
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362 | } |
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363 | else |
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364 | { |
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365 | first = (nl < cr) ? nl : cr; |
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366 | } |
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367 | } |
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368 | |
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369 | if (first == cmt_string::npos) |
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370 | { |
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371 | // This is likely the last line since there is no end-of-line |
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372 | text.substr (pos, line); |
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373 | pos = max_pos; |
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374 | } |
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375 | else if (first > pos) |
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376 | { |
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377 | // The eol was found beyond the current position |
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378 | // (ie. this is a non empty line) |
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379 | text.substr (pos, first - pos, line); |
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380 | pos = first + 1; |
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381 | } |
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382 | else |
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383 | { |
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384 | // an empty line |
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385 | line = ""; |
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386 | pos++; |
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387 | } |
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388 | |
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389 | m_line_number++; |
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390 | |
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391 | if (line != "") |
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392 | { |
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393 | if (expression.match (line)) |
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394 | { |
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395 | filter (line); |
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396 | if (m_condition != ok) return (m_condition); |
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397 | } |
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398 | } |
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399 | } |
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400 | } |
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401 | */ |
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402 | |
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403 | end (); |
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404 | |
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405 | return (m_condition); |
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406 | } |
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407 | |
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408 | //------------------------------------------------ |
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409 | void Awk::stop () |
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410 | { |
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411 | m_condition = stopped; |
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412 | } |
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413 | |
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414 | //------------------------------------------------ |
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415 | void Awk::abort () |
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416 | { |
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417 | m_condition = failed; |
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418 | } |
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419 | |
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420 | //------------------------------------------------ |
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421 | void Awk::allow_continuation () |
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422 | { |
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423 | m_continuation_allowed = true; |
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424 | } |
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425 | |
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426 | //------------------------------------------------ |
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427 | Awk::condition Awk::get_last_condition () const |
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428 | { |
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429 | return (m_condition); |
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430 | } |
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431 | |
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432 | //------------------------------------------------ |
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433 | void Awk::begin () |
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434 | { |
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435 | } |
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436 | |
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437 | //------------------------------------------------ |
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438 | void Awk::filter (const cmt_string& /*line*/) |
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439 | { |
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440 | } |
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441 | |
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442 | //------------------------------------------------ |
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443 | void Awk::end () |
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444 | { |
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445 | } |
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446 | |
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447 | //------------------------------------------------ |
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448 | void Awk::inc_line_number () |
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449 | { |
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450 | m_line_number++; |
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451 | } |
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452 | |
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453 | //------------------------------------------------ |
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454 | Awk::condition FAwk::run (const cmt_string& file_name, |
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455 | const cmt_string& pattern) |
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456 | { |
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457 | if (!CmtSystem::test_file (file_name)) return (failed); |
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458 | |
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459 | CmtSystem::basename (file_name, m_file_name); |
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460 | CmtSystem::dirname (file_name, m_dir_name); |
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461 | |
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462 | cmt_string text; |
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463 | |
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464 | text.read (file_name); |
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465 | |
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466 | return (Awk::run (text, pattern)); |
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467 | } |
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468 | |
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469 | //------------------------------------------------ |
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470 | Awk::condition FAwk::run (const cmt_string& file_name, |
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471 | const cmt_regexp& expression) |
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472 | { |
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473 | if (!CmtSystem::test_file (file_name)) return (failed); |
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474 | |
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475 | CmtSystem::basename (file_name, m_file_name); |
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476 | CmtSystem::dirname (file_name, m_dir_name); |
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477 | |
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478 | cmt_string text; |
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479 | |
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480 | text.read (file_name); |
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481 | |
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482 | return (Awk::run (text, expression)); |
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483 | } |
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484 | |
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485 | //------------------------------------------------ |
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486 | Awk::condition PAwk::run (const cmt_string& command, |
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487 | const cmt_string& pattern) |
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488 | { |
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489 | cmt_string line; |
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490 | |
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491 | m_line_number = 0; |
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492 | m_condition = ok; |
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493 | |
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494 | begin (); |
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495 | if (m_condition != ok) return (m_condition); |
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496 | |
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497 | FILE* f = popen (command.c_str (), "r"); |
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498 | |
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499 | if (f == 0) return (failed); |
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500 | |
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501 | char buffer[8192]; |
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502 | char* ptr; |
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503 | |
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504 | while ((ptr = fgets (buffer, sizeof (buffer), f)) != NULL) |
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505 | { |
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506 | line = ptr; |
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507 | |
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508 | if (line.find ("\n") == cmt_string::npos) |
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509 | { |
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510 | CmtMessage::warning ("Line too long and truncated in PAwk::run for command " + command); |
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511 | // cerr << "#CMT> Warning: Line too long and truncated in PAwk::run for command " << command << endl; |
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512 | } |
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513 | |
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514 | line.replace ("\n", ""); |
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515 | |
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516 | m_line_number++; |
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517 | |
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518 | if (line != "") |
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519 | { |
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520 | if ((pattern == "") || |
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521 | (line.find (pattern) != cmt_string::npos)) |
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522 | { |
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523 | filter (line); |
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524 | if (m_condition != ok) return (m_condition); |
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525 | } |
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526 | } |
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527 | } |
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528 | |
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529 | pclose (f); |
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530 | |
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531 | end (); |
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532 | |
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533 | return (m_condition); |
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534 | } |
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535 | |
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536 | //------------------------------------------------ |
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537 | Awk::condition PAwk::run (const cmt_string& command, |
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538 | const cmt_regexp& expression) |
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539 | { |
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540 | cmt_string line; |
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541 | |
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542 | m_line_number = 0; |
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543 | m_condition = ok; |
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544 | |
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545 | begin (); |
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546 | if (m_condition != ok) return (m_condition); |
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547 | |
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548 | FILE* f = popen (command.c_str (), "r"); |
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549 | |
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550 | if (f == 0) return (failed); |
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551 | |
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552 | char buffer[PATH_MAX]; |
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553 | // char buffer[256]; |
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554 | char* ptr; |
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555 | |
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556 | while ((ptr = fgets (buffer, sizeof (buffer), f)) != NULL) |
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557 | { |
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558 | line = ptr; |
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559 | |
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560 | line.replace ("\n", ""); |
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561 | |
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562 | m_line_number++; |
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563 | |
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564 | if (line != "") |
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565 | { |
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566 | if (expression.match (line)) |
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567 | { |
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568 | filter (line); |
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569 | if (m_condition != ok) return (m_condition); |
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570 | } |
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571 | } |
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572 | } |
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573 | |
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574 | pclose (f); |
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575 | |
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576 | end (); |
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577 | |
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578 | return (m_condition); |
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579 | } |
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580 | |
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581 | //---------------------------------------------------------- |
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582 | PathScanner::PathScanner () |
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583 | { |
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584 | _running = false; |
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585 | _level = 0; |
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586 | } |
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587 | |
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588 | //---------------------------------------------------------- |
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589 | bool PathScanner::scan_path (const cmt_string& path, actor& a) |
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590 | { |
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591 | if (_running) return (false); |
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592 | |
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593 | _level = 0; |
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594 | _running = true; |
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595 | |
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596 | cmt_string compressed_path = path; |
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597 | CmtSystem::compress_path (compressed_path); |
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598 | CmtSystem::realpath (compressed_path, compressed_path); |
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599 | scan_path (compressed_path, 0, a); |
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600 | |
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601 | _running = false; |
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602 | _level = 0; |
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603 | |
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604 | return (true); |
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605 | } |
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606 | |
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607 | //---------------------------------------------------------- |
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608 | void PathScanner::scan_path (const cmt_string& path, int level, actor& a) |
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609 | { |
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610 | if (level > 10) |
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611 | { |
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612 | return; |
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613 | } |
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614 | |
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615 | // |
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616 | // Only do something if it is a directory. |
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617 | // |
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618 | if (!CmtSystem::test_directory (path)) return; |
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619 | |
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620 | |
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621 | CmtSystem::cmt_string_vector list; |
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622 | CmtSystem::cmt_string_vector entrylist; |
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623 | |
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624 | CmtSystem::scan_dir (path, list); |
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625 | |
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626 | if (list.size () == 0) return; |
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627 | |
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628 | _level++; |
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629 | |
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630 | // Will be set if at least one directory is a version directory |
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631 | bool has_package = false; |
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632 | |
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633 | cmt_string name; |
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634 | cmt_string version; |
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635 | cmt_string where; |
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636 | |
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637 | int i; |
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638 | |
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639 | for (i = 0; i < list.size (); i++) |
---|
640 | { |
---|
641 | const cmt_string& here = list[i]; |
---|
642 | |
---|
643 | if (!CmtSystem::test_directory (here)) continue; |
---|
644 | |
---|
645 | name = ""; |
---|
646 | version = ""; |
---|
647 | |
---|
648 | cmt_string entry; |
---|
649 | CmtSystem::basename (here, entry); |
---|
650 | CmtSystem::dirname (path, where); |
---|
651 | |
---|
652 | if ((level == 0) && (entry == "InstallArea")) continue; |
---|
653 | if (entry == ".svn" || entry == "CVS") continue; |
---|
654 | |
---|
655 | cmt_string req; |
---|
656 | |
---|
657 | req = here; |
---|
658 | req += CmtSystem::file_separator (); |
---|
659 | req += "mgr"; |
---|
660 | req += CmtSystem::file_separator (); |
---|
661 | req += "requirements"; |
---|
662 | |
---|
663 | if (CmtSystem::test_file (req)) |
---|
664 | { |
---|
665 | // We have found <path>/mgr/requirements |
---|
666 | // this is an old directory convention. |
---|
667 | // The version directory is the directory above |
---|
668 | |
---|
669 | version = entry; |
---|
670 | CmtSystem::basename (path, name); |
---|
671 | |
---|
672 | a.run (name, version, where); |
---|
673 | has_package = true; |
---|
674 | |
---|
675 | // We don't keep on looking in this directory since the versioned structure |
---|
676 | // does not expect subpackages there |
---|
677 | continue; |
---|
678 | } |
---|
679 | |
---|
680 | req = here; |
---|
681 | req += CmtSystem::file_separator (); |
---|
682 | req += "cmt"; |
---|
683 | req += CmtSystem::file_separator (); |
---|
684 | req += "requirements"; |
---|
685 | |
---|
686 | if (CmtSystem::test_file (req)) |
---|
687 | { |
---|
688 | // We have found <path>/cmt/requirements |
---|
689 | // Question now is to detect the directory structure: |
---|
690 | // |
---|
691 | // if cmt/version.cmt exists it's a non-version-directory structure |
---|
692 | // else |
---|
693 | // if there is a package statement in the requirements file we find it upward |
---|
694 | // else |
---|
695 | // if up is a version directory |
---|
696 | // else |
---|
697 | // |
---|
698 | |
---|
699 | cmt_string vreq; |
---|
700 | vreq = here; |
---|
701 | vreq += CmtSystem::file_separator (); |
---|
702 | vreq += "cmt"; |
---|
703 | // vreq += CmtSystem::file_separator (); |
---|
704 | // vreq += "version.cmt"; |
---|
705 | |
---|
706 | // if (CmtSystem::test_file (vreq)) |
---|
707 | if (CmtSystem::test_file (vreq |
---|
708 | + CmtSystem::file_separator () |
---|
709 | + Package::get_version_file_name ()) |
---|
710 | ) |
---|
711 | { |
---|
712 | Package::get_version (version, vreq); |
---|
713 | |
---|
714 | a.run (entry, version, path, true); |
---|
715 | has_package = true; |
---|
716 | |
---|
717 | // We scan further down |
---|
718 | scan_path (here, 1, a); |
---|
719 | continue; |
---|
720 | } |
---|
721 | |
---|
722 | cmt_string p; |
---|
723 | |
---|
724 | p.read (req); |
---|
725 | int pos; |
---|
726 | pos = p.find ("package"); |
---|
727 | if (pos != cmt_string::npos) |
---|
728 | { |
---|
729 | p.erase (0, pos+8); |
---|
730 | pos = p.find ('\n'); |
---|
731 | if (pos != cmt_string::npos) p.erase (pos); |
---|
732 | pos = p.find ('\r'); |
---|
733 | if (pos != cmt_string::npos) p.erase (pos); |
---|
734 | p.replace_all (" ", ""); |
---|
735 | p.replace_all ("\t", ""); |
---|
736 | if (p != "") name = p; |
---|
737 | } |
---|
738 | |
---|
739 | if (name != "") |
---|
740 | { |
---|
741 | // The package name was specified in the requirements file |
---|
742 | |
---|
743 | if (entry == name) |
---|
744 | { |
---|
745 | // The structure is without the version directory. |
---|
746 | |
---|
747 | if (!Package::get_version (version, vreq)) |
---|
748 | version = "v*"; |
---|
749 | |
---|
750 | a.run (name, version, path, true); |
---|
751 | // a.run (name, "v1", path); |
---|
752 | has_package = true; |
---|
753 | |
---|
754 | // We scan further down |
---|
755 | scan_path (here, 1, a); |
---|
756 | continue; |
---|
757 | } |
---|
758 | |
---|
759 | version = entry; |
---|
760 | CmtSystem::basename (path, entry); |
---|
761 | |
---|
762 | if (entry == name) |
---|
763 | { |
---|
764 | // The structure is with the version directory. |
---|
765 | |
---|
766 | a.run (name, version, where); |
---|
767 | has_package = true; |
---|
768 | |
---|
769 | continue; |
---|
770 | } |
---|
771 | |
---|
772 | // No directory structure matches the package name |
---|
773 | // Is it a typo in the requirements file ? |
---|
774 | // probably we should display it and quit... |
---|
775 | } |
---|
776 | else |
---|
777 | { |
---|
778 | version = entry; |
---|
779 | CmtSystem::basename (path, entry); |
---|
780 | } |
---|
781 | |
---|
782 | // The package name is not specified in the requirements file |
---|
783 | // or did not match the directory structure |
---|
784 | // We'll have to guess it from the structure |
---|
785 | |
---|
786 | if (CmtSystem::is_version_directory (version)) |
---|
787 | { |
---|
788 | a.run (entry, version, where); |
---|
789 | has_package = true; |
---|
790 | |
---|
791 | continue; |
---|
792 | } |
---|
793 | |
---|
794 | // Here we suppose that the directory up is the package name |
---|
795 | // although no specification of the version has been found |
---|
796 | // So we decide that |
---|
797 | // - it's a non-versioned structure |
---|
798 | // - the version is set by default to v1 |
---|
799 | name = version; |
---|
800 | |
---|
801 | where += CmtSystem::file_separator (); |
---|
802 | where += entry; |
---|
803 | |
---|
804 | a.run (name, "v1", where); |
---|
805 | has_package = true; |
---|
806 | |
---|
807 | // We scan further down |
---|
808 | scan_path (here, 1, a); |
---|
809 | continue; |
---|
810 | } |
---|
811 | |
---|
812 | // |
---|
813 | // Here this is a non-package directory. Let's search further down |
---|
814 | |
---|
815 | scan_path (here, level + 1, a); |
---|
816 | } |
---|
817 | |
---|
818 | if (has_package) |
---|
819 | { |
---|
820 | // |
---|
821 | // At least one version was found here. Thus we want to scan further down. |
---|
822 | // |
---|
823 | |
---|
824 | for (i = 0; i < entrylist.size (); i++) |
---|
825 | { |
---|
826 | const cmt_string& e = entrylist[i]; |
---|
827 | |
---|
828 | cmt_string p = path; |
---|
829 | p += CmtSystem::file_separator (); |
---|
830 | p += e; |
---|
831 | |
---|
832 | scan_path (p, 1, a); |
---|
833 | } |
---|
834 | } |
---|
835 | |
---|
836 | _level--; |
---|
837 | } |
---|
838 | |
---|
839 | |
---|
840 | //---------------------------------------------------------- |
---|
841 | bool PathScanner::scan_package (const cmt_string& path, |
---|
842 | const cmt_string& package) |
---|
843 | { |
---|
844 | // |
---|
845 | // Only do something if it is a directory. |
---|
846 | // |
---|
847 | |
---|
848 | if (!CmtSystem::test_directory (path)) return (false); |
---|
849 | |
---|
850 | cmt_string pattern = path; |
---|
851 | pattern += CmtSystem::file_separator (); |
---|
852 | pattern += package; |
---|
853 | |
---|
854 | if (!CmtSystem::test_directory (pattern)) return (false); |
---|
855 | |
---|
856 | CmtSystem::cmt_string_vector list; |
---|
857 | |
---|
858 | CmtSystem::scan_dir (pattern, list); |
---|
859 | |
---|
860 | if (list.size () == 0) |
---|
861 | { |
---|
862 | return (false); |
---|
863 | } |
---|
864 | |
---|
865 | bool result = false; |
---|
866 | |
---|
867 | int i; |
---|
868 | for (i = 0; i < list.size (); i++) |
---|
869 | { |
---|
870 | const cmt_string& name = list[i]; |
---|
871 | |
---|
872 | cmt_string version; |
---|
873 | CmtSystem::basename (name, version); |
---|
874 | |
---|
875 | if (version == "cmt") |
---|
876 | { |
---|
877 | cmt_string req; |
---|
878 | |
---|
879 | req = name; |
---|
880 | req += CmtSystem::file_separator (); |
---|
881 | req += "requirements"; |
---|
882 | |
---|
883 | if (CmtSystem::test_file (req)) |
---|
884 | { |
---|
885 | cmt_string version; |
---|
886 | cmt_string v; |
---|
887 | if (Package::get_version (v, name)) |
---|
888 | { |
---|
889 | version = v; |
---|
890 | } |
---|
891 | else |
---|
892 | { |
---|
893 | version = "v*"; |
---|
894 | } |
---|
895 | |
---|
896 | cout << package << " " << version << " " << path << endl; |
---|
897 | |
---|
898 | result = true; |
---|
899 | } |
---|
900 | } |
---|
901 | else if (CmtSystem::is_version_directory (version)) |
---|
902 | { |
---|
903 | cmt_string req; |
---|
904 | |
---|
905 | req = name; |
---|
906 | req += CmtSystem::file_separator (); |
---|
907 | req += "cmt"; |
---|
908 | req += CmtSystem::file_separator (); |
---|
909 | req += "requirements"; |
---|
910 | |
---|
911 | if (CmtSystem::test_file (req)) |
---|
912 | { |
---|
913 | cout << package << " " << version << " " << path << endl; |
---|
914 | |
---|
915 | result = true; |
---|
916 | } |
---|
917 | else |
---|
918 | { |
---|
919 | req = name; |
---|
920 | req += CmtSystem::file_separator (); |
---|
921 | req += "mgr"; |
---|
922 | req += CmtSystem::file_separator (); |
---|
923 | req += "requirements"; |
---|
924 | |
---|
925 | if (CmtSystem::test_file (req)) |
---|
926 | { |
---|
927 | cout << package << " " << version << " " << path << endl; |
---|
928 | |
---|
929 | result = true; |
---|
930 | } |
---|
931 | else |
---|
932 | { |
---|
933 | } |
---|
934 | } |
---|
935 | } |
---|
936 | else |
---|
937 | { |
---|
938 | } |
---|
939 | } |
---|
940 | |
---|
941 | return (result); |
---|
942 | } |
---|
943 | |
---|