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 | #include "cmt_database.h" |
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8 | #include "cmt_cmtpath_pattern.h" |
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9 | #include "cmt_syntax.h" |
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10 | |
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11 | //---------------------------------------------------------- |
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12 | // |
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13 | // Operations on CmtPathPatterns |
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14 | // |
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15 | //---------------------------------------------------------- |
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16 | |
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17 | void CmtPathPattern::action (const CmtSystem::cmt_string_vector& words, Use* use, bool revert) |
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18 | { |
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19 | if (words.size () < 1) return; |
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20 | |
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21 | // |
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22 | // expected syntax is: |
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23 | // |
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24 | // cmtpath_pattern any-cmt-statement |
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25 | // |
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26 | // where any-cmt-statement may contain the "template" |
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27 | // |
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28 | // <path> |
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29 | // <project> |
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30 | // |
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31 | |
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32 | add (words, use, revert); |
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33 | |
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34 | if (Cmt::get_debug ()) |
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35 | { |
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36 | cout << "CmtPathPattern::action> add " << endl; |
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37 | } |
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38 | } |
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39 | |
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40 | void CmtPathPattern::add (const CmtSystem::cmt_string_vector& words, Use* use, bool revert) |
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41 | { |
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42 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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43 | |
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44 | CmtPathPattern& p = CmtPathPatterns.add (); |
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45 | |
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46 | p.clear (); |
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47 | |
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48 | p.use = use; |
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49 | p.revert = revert; |
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50 | |
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51 | int first_word = 1; |
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52 | |
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53 | // |
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54 | // Install the cmt-statement as a vector of words. |
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55 | // |
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56 | for (int i = first_word; i < words.size (); i++) |
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57 | { |
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58 | bool need_quotes = (i > (first_word + 1)); |
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59 | |
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60 | cmt_string& s = words[i]; |
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61 | |
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62 | if (i > first_word) p.line += " "; |
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63 | |
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64 | if (s == ";") first_word = i+1; |
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65 | |
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66 | if ((s == "\n") | (s == ";")) |
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67 | { |
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68 | p.line += "\n "; |
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69 | } |
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70 | else |
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71 | { |
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72 | cmt_string sep = "\""; |
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73 | |
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74 | if (s.find (sep) != cmt_string::npos) |
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75 | { |
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76 | sep = "\'"; |
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77 | } |
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78 | |
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79 | if (!need_quotes) sep = ""; |
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80 | |
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81 | p.line += sep; |
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82 | p.line += s; |
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83 | p.line += sep; |
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84 | } |
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85 | } |
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86 | } |
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87 | |
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88 | /** |
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89 | * Get the number of registered patterns |
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90 | */ |
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91 | int CmtPathPattern::pattern_number () |
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92 | { |
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93 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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94 | |
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95 | return (CmtPathPatterns.size ()); |
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96 | } |
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97 | |
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98 | /** |
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99 | * Get the index'th pattern in the database |
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100 | */ |
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101 | CmtPathPattern& CmtPathPattern::pattern (int index) |
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102 | { |
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103 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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104 | |
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105 | return (CmtPathPatterns[index]); |
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106 | } |
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107 | |
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108 | void CmtPathPattern::clear_all () |
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109 | { |
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110 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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111 | |
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112 | for (int i = 0; i < CmtPathPatterns.size (); i++) |
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113 | { |
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114 | CmtPathPattern& p = CmtPathPatterns[i]; |
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115 | p.clear (); |
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116 | } |
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117 | |
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118 | CmtPathPatterns.clear (); |
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119 | } |
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120 | |
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121 | CmtPathPattern::CmtPathPatternVector& CmtPathPattern::patterns () |
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122 | { |
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123 | static Database& db = Database::instance (); |
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124 | static CmtPathPatternVector& CmtPathPatterns = db.cmtpath_patterns (); |
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125 | |
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126 | return (CmtPathPatterns); |
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127 | } |
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128 | |
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129 | /** |
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130 | * Applies all patterns to all CMTPATH item |
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131 | */ |
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132 | void CmtPathPattern::apply_all () |
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133 | { |
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134 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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135 | |
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136 | int i; |
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137 | |
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138 | for (i = 0; i < CmtPathPatterns.size (); i++) |
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139 | { |
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140 | CmtPathPattern& p = CmtPathPatterns[i]; |
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141 | |
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142 | p.apply (); |
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143 | } |
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144 | } |
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145 | |
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146 | /** |
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147 | * this is the cmt show cmtpath_patterns command |
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148 | * It just shows the cmtpath_pattern declarations. |
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149 | */ |
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150 | void CmtPathPattern::show_all () |
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151 | { |
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152 | static CmtPathPatternVector& CmtPathPatterns = patterns (); |
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153 | |
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154 | int i; |
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155 | |
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156 | for (i = 0; i < CmtPathPatterns.size (); i++) |
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157 | { |
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158 | CmtPathPattern& p = CmtPathPatterns[i]; |
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159 | |
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160 | cout << "# " << p.use->get_package_name () << " " << p.use->version |
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161 | << " adds a cmtpath_pattern as " << endl; |
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162 | cout << " " << p.line << endl; |
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163 | } |
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164 | } |
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165 | |
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166 | //---------------------------------------------------------- |
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167 | CmtPathPattern::CmtPathPattern () |
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168 | { |
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169 | } |
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170 | |
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171 | //---------------------------------------------------------- |
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172 | CmtPathPattern::~CmtPathPattern () |
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173 | |
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174 | { |
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175 | } |
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176 | |
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177 | //---------------------------------------------------------- |
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178 | void CmtPathPattern::clear () |
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179 | { |
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180 | use = 0; |
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181 | line = ""; |
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182 | } |
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183 | |
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184 | class CmtPathPatternProjectAction : public IProjectAction |
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185 | { |
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186 | public: |
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187 | CmtPathPatternProjectAction (const CmtPathPattern& pattern, Use& use) : |
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188 | m_pattern (pattern), |
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189 | m_current (use) |
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190 | { |
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191 | } |
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192 | |
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193 | bool run (const Project& project) |
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194 | { |
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195 | const cmt_string& pname = project.get_name (); |
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196 | const cmt_string& p = project.get_cmtpath (); |
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197 | const cmt_string& s = project.get_cmtpath_source (); |
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198 | |
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199 | if (s == "default path") return (true); |
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200 | |
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201 | m_pattern.expand (m_buffer, p, pname); |
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202 | |
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203 | if (Cmt::get_debug ()) |
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204 | { |
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205 | cout << "CmtPathPattern::apply> text=[" << m_buffer << "]" << endl; |
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206 | } |
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207 | |
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208 | SyntaxParser::parse_requirements_text (m_buffer, "", &m_current); |
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209 | m_buffer = ""; |
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210 | |
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211 | return (true); |
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212 | } |
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213 | |
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214 | private: |
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215 | |
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216 | const CmtPathPattern& m_pattern; |
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217 | Use& m_current; |
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218 | cmt_string m_buffer; |
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219 | }; |
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220 | |
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221 | |
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222 | /** |
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223 | * Applies a pattern to all CMTPATH entries. |
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224 | */ |
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225 | void CmtPathPattern::apply () const |
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226 | { |
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227 | if (Cmt::get_debug ()) |
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228 | { |
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229 | cout << "CmtPathPattern::apply> cmtpath_pattern defined in " << use->get_package_name () << endl; |
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230 | } |
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231 | |
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232 | Use& current_use = Use::current (); |
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233 | |
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234 | bool is_constant = ((line.find ("<path>") == cmt_string::npos) && |
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235 | (line.find ("<project>") == cmt_string::npos)); |
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236 | |
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237 | if (is_constant) |
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238 | { |
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239 | cmt_string buffer; |
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240 | |
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241 | expand (buffer, "", ""); |
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242 | |
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243 | if (Cmt::get_debug ()) |
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244 | { |
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245 | cout << "CmtPathPattern::apply> text=[" << buffer << "]" << endl; |
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246 | } |
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247 | |
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248 | SyntaxParser::parse_requirements_text (buffer, "", ¤t_use); |
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249 | buffer = ""; |
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250 | } |
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251 | else |
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252 | { |
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253 | CmtPathPatternProjectAction pa (*this, current_use); |
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254 | |
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255 | if (revert) |
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256 | { |
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257 | Project::broadcast (pa); |
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258 | } |
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259 | else |
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260 | { |
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261 | Project::reverse_broadcast (pa); |
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262 | } |
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263 | } |
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264 | } |
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265 | |
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266 | void CmtPathPattern::expand (cmt_string& replacement, |
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267 | const cmt_string& path, |
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268 | const cmt_string& project) const |
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269 | { |
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270 | replacement = line; |
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271 | |
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272 | if (replacement != "") |
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273 | { |
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274 | // Substitute <path> template from the cmt statement |
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275 | replacement.replace_all ("<path>", path.c_str ()); |
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276 | replacement.replace_all ("<project>", project.c_str ()); |
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277 | } |
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278 | } |
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279 | |
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280 | bool CmtPathPattern::is_constant () const |
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281 | { |
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282 | return ((line.find ("<path>") == cmt_string::npos) && |
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283 | (line.find ("<project>") == cmt_string::npos)); |
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284 | } |
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