1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4MPIbatch.cc,v 1.2 2010/05/18 06:06:21 kmura Exp $ |
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27 | // $Name: geant4-09-04-beta-01 $ |
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28 | // |
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29 | // ==================================================================== |
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30 | // G4MPIsession.cc |
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31 | // |
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32 | // 2007 Q |
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33 | // ==================================================================== |
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34 | #include "G4MPIbatch.hh" |
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35 | #include "G4MPImanager.hh" |
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36 | #include "G4UImanager.hh" |
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37 | #include "G4UIcommandStatus.hh" |
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38 | #include <vector> |
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39 | |
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40 | //////////////////////////////////////////////////////////////////////// |
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41 | static void Tokenize(const G4String& str, std::vector<G4String>& tokens) |
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42 | //////////////////////////////////////////////////////////////////////// |
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43 | { |
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44 | const char* delimiter= " "; |
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45 | |
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46 | str_size pos0= str.find_first_not_of(delimiter); |
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47 | str_size pos = str.find_first_of(delimiter, pos0); |
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48 | |
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49 | while (pos != G4String::npos || pos0 != G4String::npos) { |
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50 | if (str[pos0] == '\"') { |
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51 | pos = str.find_first_of("\"", pos0+1); |
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52 | if(pos != G4String::npos) pos++; |
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53 | } |
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54 | if (str[pos0] == '\'') { |
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55 | pos = str.find_first_of("\'", pos0+1); |
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56 | if(pos != G4String::npos) pos++; |
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57 | } |
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58 | |
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59 | tokens.push_back(str.substr(pos0, pos-pos0)); |
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60 | pos0 = str.find_first_not_of(delimiter, pos); |
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61 | pos = str.find_first_of(delimiter, pos0); |
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62 | } |
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63 | } |
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64 | |
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65 | // ==================================================================== |
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66 | // |
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67 | // class description |
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68 | // |
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69 | // ==================================================================== |
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70 | |
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71 | //////////////////////////////////////////////////////////// |
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72 | G4MPIbatch::G4MPIbatch(const G4String& fname, G4bool qbatch) |
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73 | : G4VMPIsession(), |
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74 | isOpened(false), isBatchMode(qbatch) |
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75 | //////////////////////////////////////////////////////////// |
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76 | { |
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77 | if(isMaster) { |
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78 | batchStream.open(fname, std::ios::in); |
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79 | if(batchStream.fail()) { |
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80 | G4cerr << "cannot open a macro file(" << fname << ")." |
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81 | << G4endl; |
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82 | } else { |
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83 | isOpened= true; |
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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 | ///////////////////////////// |
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90 | G4MPIbatch::~G4MPIbatch() |
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91 | ///////////////////////////// |
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92 | { |
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93 | if(isOpened) batchStream.close(); |
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94 | } |
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95 | |
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96 | |
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97 | ////////////////////////////////// |
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98 | G4String G4MPIbatch::ReadCommand() |
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99 | ////////////////////////////////// |
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100 | { |
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101 | enum { BUFSIZE= 4096 }; |
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102 | static char linebuf[BUFSIZE]; |
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103 | |
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104 | G4String cmdtotal= ""; |
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105 | G4bool qcontinued= false; |
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106 | while(batchStream.good()) { |
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107 | batchStream.getline(linebuf, BUFSIZE); |
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108 | |
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109 | G4String cmdline(linebuf); |
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110 | |
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111 | // TAB-> ' ' conversion |
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112 | str_size nb=0; |
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113 | while ((nb= cmdline.find('\t',nb)) != G4String::npos) { |
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114 | cmdline.replace(nb, 1, " "); |
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115 | } |
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116 | |
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117 | // strip |
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118 | cmdline= cmdline.strip(G4String::both); |
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119 | |
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120 | // skip null line if single line |
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121 | if(!qcontinued && cmdline.size()==0) continue; |
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122 | |
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123 | // '#' is treated as echoing something |
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124 | if(cmdline[(size_t)0]=='#') return cmdline; |
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125 | |
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126 | // tokenize... |
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127 | std::vector<G4String> tokens; |
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128 | Tokenize(cmdline, tokens); |
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129 | qcontinued= false; |
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130 | for (G4int i=0; i< G4int(tokens.size()); i++) { |
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131 | // string after '#" is ignored |
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132 | if(tokens[i][(size_t)0] == '#' ) break; |
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133 | // '\' or '_' is treated as continued line. |
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134 | if(tokens[i] == '\\' || tokens[i] == '_' ) { |
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135 | qcontinued= true; |
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136 | // check nothing after line continuation character |
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137 | if( i != G4int(tokens.size())-1) { |
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138 | G4Exception("unexpected character after " |
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139 | "line continuation character"); |
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140 | } |
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141 | break; // stop parsing |
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142 | } |
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143 | cmdtotal+= tokens[i]; |
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144 | cmdtotal+= " "; |
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145 | } |
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146 | |
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147 | if(qcontinued) continue; // read the next line |
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148 | |
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149 | if(cmdtotal.size() != 0) break; |
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150 | if(batchStream.eof()) break; |
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151 | } |
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152 | |
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153 | // strip again |
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154 | cmdtotal= cmdtotal.strip(G4String::both); |
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155 | |
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156 | // bypass some commands |
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157 | cmdtotal= BypassCommand(cmdtotal); |
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158 | |
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159 | // finally, |
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160 | if(batchStream.eof() && cmdtotal.size()==0) { |
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161 | return "exit"; |
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162 | } |
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163 | |
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164 | return cmdtotal; |
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165 | } |
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166 | |
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167 | |
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168 | /////////////////////////////////////// |
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169 | G4UIsession* G4MPIbatch::SessionStart() |
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170 | /////////////////////////////////////// |
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171 | { |
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172 | G4String newCommand="", scommand; // newCommand is always "" in slaves |
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173 | |
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174 | while(1) { |
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175 | if (isMaster) newCommand = ReadCommand(); |
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176 | // broadcast a new G4 command |
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177 | scommand = g4MPI-> BcastCommand(newCommand); |
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178 | if(scommand == "exit") return 0; |
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179 | |
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180 | // just echo something |
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181 | if( scommand[(size_t)0] == '#') { |
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182 | if(G4UImanager::GetUIpointer()-> GetVerboseLevel()==2) { |
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183 | G4cout << scommand << G4endl; |
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184 | } |
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185 | continue; |
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186 | } |
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187 | |
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188 | G4int rc = ExecCommand(scommand); |
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189 | if (rc != fCommandSucceeded) { |
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190 | G4cerr << G4endl << "***** Batch is interupted!! *****" << G4endl; |
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191 | break; |
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192 | } |
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193 | } |
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194 | |
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195 | return 0; |
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196 | } |
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197 | |
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