1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // cfa.cc -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Tue Aug 20 13:44:49 2002 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Sat Aug 10 08:44:15 2019 |
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13 | // Update Count : 311 |
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14 | // |
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15 | |
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16 | #include <iostream> |
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17 | #include <cstdio> // perror |
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18 | #include <cstdlib> // putenv, exit |
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19 | #include <unistd.h> // execvp |
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20 | #include <string> // STL version |
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21 | #include <string.h> // strcmp |
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22 | #include <algorithm> // find |
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23 | |
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24 | #include <sys/types.h> |
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25 | #include <sys/stat.h> |
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26 | |
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27 | #include "Common/SemanticError.h" |
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28 | #include "config.h" // configure info |
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29 | |
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30 | |
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31 | using std::cerr; |
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32 | using std::endl; |
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33 | using std::string; |
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34 | using std::to_string; |
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35 | |
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36 | |
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37 | //#define __DEBUG_H__ |
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38 | |
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39 | |
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40 | bool prefix( const string & arg, const string & pre ) { |
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41 | return arg.substr( 0, pre.size() ) == pre; |
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42 | } // prefix |
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43 | |
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44 | inline bool ends_with(const string & str, const string & sfix) { |
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45 | if (sfix.size() > str.size()) return false; |
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46 | return std::equal(str.rbegin(), str.rbegin() + sfix.size(), sfix.rbegin(), sfix.rend()); |
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47 | } |
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48 | |
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49 | bool suffix( const string & arg ) { |
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50 | static const string suffixes[] = { ".cfa", ".hfa", ".cfa.ii" }; |
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51 | for(const auto sfix : suffixes) { |
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52 | if(arg.size() <= sfix.size()) continue; |
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53 | size_t pos = arg.find_last_of(sfix); |
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54 | size_t exp = (arg.size() - 1); |
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55 | if(pos == exp) return true; |
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56 | } |
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57 | return false; |
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58 | } // suffix |
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59 | |
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60 | |
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61 | void shuffle( const char * args[], int S, int E, int N ) { |
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62 | // S & E index 1 passed the end so adjust with -1 |
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63 | #ifdef __DEBUG_H__ |
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64 | cerr << "shuffle:" << S << " " << E << " " << N << endl; |
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65 | #endif // __DEBUG_H__ |
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66 | for ( int j = E-1 + N; j > S-1 + N; j -=1 ) { |
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67 | #ifdef __DEBUG_H__ |
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68 | cerr << "\t" << j << " " << j-N << endl; |
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69 | #endif // __DEBUG_H__ |
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70 | args[j] = args[j-N]; |
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71 | } // for |
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72 | } // shuffle |
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73 | |
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74 | static inline bool dirExists( const string & path ) { |
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75 | struct stat info; |
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76 | if(stat( path.c_str(), &info ) != 0) |
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77 | return false; |
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78 | else if(info.st_mode & S_IFDIR) |
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79 | return true; |
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80 | else |
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81 | return false; |
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82 | } //dirExists |
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83 | |
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84 | static inline string dir(const string & path) { |
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85 | return path.substr(0, path.find_last_of('/')); |
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86 | } |
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87 | |
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88 | |
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89 | #define str(s) #s |
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90 | |
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91 | int main( int argc, char * argv[] ) { |
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92 | string Version( CFA_VERSION_LONG ); // current version number from CONFIG |
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93 | string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) ); |
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94 | |
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95 | string installincdir( CFA_INCDIR ); // fixed location of include files |
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96 | string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed |
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97 | string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree |
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98 | |
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99 | string heading; // banner printed at start of cfa compilation |
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100 | string arg; // current command-line argument during command-line parsing |
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101 | string Bprefix; // path where gcc looks for compiler command steps |
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102 | string langstd; // language standard |
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103 | |
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104 | string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler |
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105 | string compiler_name; // name of C compiler |
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106 | |
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107 | bool x_flag = false; // -x flag |
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108 | bool nonoptarg = false; // indicates non-option argument specified |
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109 | bool link = true; // linking as well as compiling |
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110 | bool verbose = false; // -v flag |
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111 | bool quiet = false; // -quiet flag |
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112 | bool debug = true; // -debug flag |
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113 | bool nolib = false; // -nolib flag |
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114 | bool help = false; // -help flag |
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115 | bool CFA_flag = false; // -CFA flag |
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116 | bool cpp_flag = false; // -E or -M flag, preprocessor only |
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117 | bool std_flag = false; // -std= flag |
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118 | bool noincstd_flag = false; // -no-include-stdhdr= flag |
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119 | bool debugging __attribute(( unused )) = false; // -g flag |
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120 | bool m32 = false; // -m32 flag |
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121 | bool m64 = false; // -m64 flag |
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122 | bool intree = false; |
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123 | bool compiling_libs = false; |
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124 | bool disttree = false; |
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125 | |
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126 | const char *args[argc + 100]; // cfa command line values, plus some space for additional flags |
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127 | int sargs = 1; // starting location for arguments in args list |
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128 | int nargs = sargs; // number of arguments in args list; 0 => command name |
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129 | |
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130 | const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags |
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131 | int nlibs = 0; |
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132 | |
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133 | #ifdef __DEBUG_H__ |
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134 | cerr << "CFA:" << endl; |
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135 | for ( int i = 1; i < argc; i += 1 ) { |
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136 | cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl; |
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137 | } // for |
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138 | #endif // __DEBUG_H__ |
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139 | |
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140 | // process command-line arguments |
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141 | |
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142 | for ( int i = 1; i < argc; i += 1 ) { |
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143 | arg = argv[i]; // convert to string value |
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144 | if ( prefix( arg, "-" ) ) { |
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145 | // pass through arguments |
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146 | |
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147 | if ( arg == "-Xlinker" || arg == "-o" ) { |
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148 | args[nargs] = argv[i]; // pass the argument along |
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149 | nargs += 1; |
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150 | i += 1; |
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151 | if ( i == argc ) continue; // next argument available ? |
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152 | args[nargs] = argv[i]; // pass the argument along |
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153 | nargs += 1; |
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154 | } else if ( arg == "-XCFA" ) { // CFA pass through |
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155 | i += 1; |
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156 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str(); |
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157 | nargs += 1; |
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158 | |
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159 | // CFA specific arguments |
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160 | |
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161 | } else if ( arg == "-CFA" ) { |
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162 | CFA_flag = true; // strip the -CFA flag |
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163 | link = false; |
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164 | args[nargs] = "-E"; // replace the argument with -E |
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165 | nargs += 1; |
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166 | } else if ( arg == "-debug" ) { |
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167 | debug = true; // strip the debug flag |
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168 | } else if ( arg == "-nodebug" ) { |
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169 | debug = false; // strip the debug flag |
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170 | } else if ( arg == "-nolib" ) { |
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171 | nolib = true; // strip the nodebug flag |
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172 | } else if ( arg == "-quiet" ) { |
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173 | quiet = true; // strip the quiet flag |
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174 | } else if ( arg == "-noquiet" ) { |
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175 | quiet = false; // strip the noquiet flag |
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176 | } else if ( arg == "-help" ) { |
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177 | help = true; // strip the help flag |
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178 | } else if ( arg == "-nohelp" ) { |
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179 | help = false; // strip the nohelp flag |
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180 | } else if ( arg == "-no-include-stdhdr" ) { |
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181 | noincstd_flag = true; // strip the no-include-stdhdr flag |
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182 | } else if ( arg == "-in-tree" ) { |
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183 | intree = true; |
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184 | } else if ( arg == "-dist-tree" ) { |
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185 | disttree = true; |
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186 | } else if ( arg == "-cfalib") { |
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187 | compiling_libs = true; |
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188 | } else if ( arg == "-compiler" ) { |
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189 | // use the user specified compiler |
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190 | i += 1; |
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191 | if ( i == argc ) continue; // next argument available ? |
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192 | compiler_path = argv[i]; |
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193 | if ( putenv( (char *)( *new string( string( "__CFA_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) { |
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194 | cerr << argv[0] << " error, cannot set environment variable." << endl; |
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195 | exit( EXIT_FAILURE ); |
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196 | } // if |
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197 | |
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198 | // C specific arguments |
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199 | |
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200 | } else if ( arg == "-v" ) { |
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201 | verbose = true; // verbosity required |
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202 | args[nargs] = argv[i]; // pass the argument along |
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203 | nargs += 1; |
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204 | } else if ( arg == "-g" ) { |
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205 | debugging = true; // symbolic debugging required |
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206 | args[nargs] = argv[i]; // pass the argument along |
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207 | nargs += 1; |
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208 | } else if ( prefix( arg, "-x" ) ) { // file suffix ? |
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209 | string lang; |
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210 | args[nargs] = argv[i]; // pass the argument along |
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211 | nargs += 1; |
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212 | if ( arg.length() == 2 ) { // separate argument ? |
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213 | i += 1; |
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214 | if ( i == argc ) continue; // next argument available ? |
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215 | lang = argv[i]; |
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216 | args[nargs] = argv[i]; // pass the argument along |
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217 | nargs += 1; |
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218 | } else { |
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219 | lang = arg.substr( 2 ); |
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220 | } // if |
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221 | x_flag = lang != "none"; |
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222 | } else if ( prefix( arg, "-std=" ) || prefix( arg, "--std=" ) ) { |
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223 | std_flag = true; // -std=XX provided |
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224 | args[nargs] = argv[i]; // pass the argument along |
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225 | nargs += 1; |
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226 | } else if ( arg == "-w" ) { |
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227 | args[nargs] = argv[i]; // pass the argument along |
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228 | nargs += 1; |
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229 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp |
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230 | nargs += 1; |
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231 | } else if ( prefix( arg, "-W" ) ) { // check before next tests |
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232 | if ( arg == "-Werror" || arg == "-Wall" ) { |
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233 | args[nargs] = argv[i]; // pass the argument along |
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234 | nargs += 1; |
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235 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp |
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236 | nargs += 1; |
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237 | } else { |
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238 | unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2; |
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239 | args[nargs] = argv[i]; // conditionally pass the argument along |
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240 | const char * warning = argv[i] + adv; // extract warning |
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241 | if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp |
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242 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); |
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243 | } // if |
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244 | nargs += 1; |
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245 | } // if |
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246 | } else if ( prefix( arg, "-B" ) ) { |
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247 | Bprefix = arg.substr(2); // strip the -B flag |
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248 | args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str(); |
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249 | nargs += 1; |
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250 | } else if ( prefix( arg, "-b" ) ) { |
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251 | if ( arg.length() == 2 ) { // separate argument ? |
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252 | i += 1; |
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253 | if ( i == argc ) continue; // next argument available ? |
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254 | arg += argv[i]; // concatenate argument |
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255 | } // if |
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256 | // later versions of gcc require the -b option to appear at the start of the command line |
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257 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list |
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258 | args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along |
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259 | if ( putenv( (char *)( *new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) { |
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260 | cerr << argv[0] << " error, cannot set environment variable." << endl; |
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261 | exit( EXIT_FAILURE ); |
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262 | } // if |
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263 | sargs += 1; |
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264 | nargs += 1; |
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265 | } else if ( prefix( arg, "-V" ) ) { |
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266 | if ( arg.length() == 2 ) { // separate argument ? |
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267 | i += 1; |
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268 | if ( i == argc ) continue; // next argument available ? |
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269 | arg += argv[i]; // concatenate argument |
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270 | } // if |
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271 | // later versions of gcc require the -V option to appear at the start of the command line |
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272 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list |
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273 | args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along |
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274 | if ( putenv( (char *)( *new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) { |
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275 | cerr << argv[0] << " error, cannot set environment variable." << endl; |
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276 | exit( EXIT_FAILURE ); |
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277 | } // if |
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278 | sargs += 1; |
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279 | nargs += 1; |
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280 | } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) { |
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281 | args[nargs] = argv[i]; // pass the argument along |
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282 | nargs += 1; |
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283 | if ( arg == "-E" || arg == "-M" || arg == "-MM" ) { |
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284 | cpp_flag = true; // cpp only |
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285 | } // if |
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286 | link = false; // no linkage required |
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287 | } else if ( arg[1] == 'l' ) { |
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288 | // if the user specifies a library, load it after user code |
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289 | libs[nlibs] = argv[i]; |
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290 | nlibs += 1; |
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291 | } else if ( arg == "-m32" ) { |
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292 | m32 = true; |
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293 | m64 = false; |
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294 | args[nargs] = argv[i]; |
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295 | nargs += 1; |
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296 | } else if ( arg == "-m64" ) { |
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297 | m64 = true; |
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298 | m32 = false; |
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299 | args[nargs] = argv[i]; |
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300 | nargs += 1; |
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301 | } else { |
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302 | // concatenate any other arguments |
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303 | args[nargs] = argv[i]; |
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304 | nargs += 1; |
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305 | } // if |
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306 | } else { |
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307 | bool cfa = suffix( arg ); // check suffix |
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308 | if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ? |
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309 | args[nargs] = "-x"; |
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310 | nargs += 1; |
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311 | args[nargs] = "c"; |
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312 | nargs += 1; |
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313 | } // if |
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314 | args[nargs] = argv[i]; // concatenate file |
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315 | nargs += 1; |
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316 | if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ? |
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317 | args[nargs] = "-x"; |
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318 | nargs += 1; |
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319 | args[nargs] = "none"; |
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320 | nargs += 1; |
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321 | } // if |
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322 | nonoptarg = true; |
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323 | } // if |
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324 | } // for |
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325 | |
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326 | #ifdef __x86_64__ |
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327 | args[nargs] = "-mcx16"; // allow double-wide CAA |
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328 | nargs += 1; |
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329 | #endif // __x86_64__ |
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330 | |
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331 | #ifdef __DEBUG_H__ |
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332 | cerr << "args:"; |
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333 | for ( int i = 1; i < nargs; i += 1 ) { |
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334 | cerr << " " << args[i]; |
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335 | } // for |
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336 | cerr << endl; |
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337 | #endif // __DEBUG_H__ |
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338 | |
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339 | if ( cpp_flag && CFA_flag ) { |
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340 | cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl; |
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341 | exit( EXIT_FAILURE ); |
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342 | } // if |
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343 | |
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344 | // add the CFA include-library paths, which allow direct access to header files without directory qualification |
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345 | if( !intree ) { |
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346 | args[nargs] = "-I" CFA_INCDIR; |
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347 | nargs += 1; |
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348 | if ( ! noincstd_flag ) { // do not use during build |
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349 | args[nargs] = "-I" CFA_INCDIR "stdhdr"; |
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350 | nargs += 1; |
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351 | } // if |
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352 | args[nargs] = "-I" CFA_INCDIR "concurrency"; |
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353 | nargs += 1; |
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354 | args[nargs] = "-I" CFA_INCDIR "containers"; |
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355 | nargs += 1; |
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356 | } else { |
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357 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src"; |
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358 | nargs += 1; |
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359 | if ( ! noincstd_flag ) { // do not use during build |
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360 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr"; |
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361 | nargs += 1; |
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362 | } // if |
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363 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency"; |
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364 | nargs += 1; |
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365 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/containers"; |
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366 | nargs += 1; |
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367 | } |
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368 | |
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369 | // add stdbool to get defines for bool/true/false |
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370 | args[nargs] = "-imacros"; |
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371 | nargs += 1; |
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372 | args[nargs] = "stdbool.h"; |
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373 | nargs += 1; |
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374 | |
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375 | string libbase; |
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376 | if( !intree ) { |
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377 | libbase = CFA_LIBDIR; |
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378 | } else { |
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379 | libbase = TOP_BUILDDIR "libcfa/"; |
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380 | } |
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381 | |
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382 | if( compiling_libs ) { |
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383 | args[nargs] = "-D__CFA_FLAG__=-t"; |
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384 | nargs += 1; |
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385 | } |
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386 | |
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387 | string arch = m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU); |
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388 | if ( ! m32 && ! m64 ) { |
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389 | if ( arch == "x86" ) { |
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390 | args[nargs] = "-m32"; |
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391 | nargs += 1; |
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392 | } else if ( arch == "x64" ) { |
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393 | args[nargs] = "-m64"; |
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394 | nargs += 1; |
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395 | } // if |
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396 | } // if |
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397 | const char * config = nolib ? "nolib" : (debug ? "debug": "nodebug"); |
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398 | string libdir = libbase + arch + "-" + config; |
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399 | |
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400 | if (!disttree) { |
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401 | if ( ! nolib && ! dirExists( libdir ) ) { |
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402 | cerr << argv[0] << " internal error, configuration " << config << " not installed." << endl; |
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403 | cerr << "Was looking for " << libdir << endl; |
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404 | for(int i = 1; i < argc; i++) { |
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405 | cerr << argv[i] << " "; |
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406 | } |
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407 | cerr << endl; |
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408 | libdir = libbase + arch + "-" + "nolib"; |
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409 | } // if |
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410 | |
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411 | if ( ! dirExists( libdir ) ) { |
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412 | cerr << argv[0] << " internal error, cannot find prelude directory." << endl; |
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413 | cerr << "Was looking for " << libdir << endl; |
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414 | exit( EXIT_FAILURE ); |
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415 | } // if |
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416 | } // if |
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417 | |
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418 | if(disttree) { |
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419 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + dir(argv[0])) ).c_str(); |
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420 | } else if(intree) { |
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421 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + libdir + "/prelude") ).c_str(); |
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422 | } else { |
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423 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + libdir) ).c_str(); |
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424 | } |
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425 | nargs += 1; |
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426 | |
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427 | for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries |
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428 | args[nargs] = libs[i]; |
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429 | nargs += 1; |
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430 | } // for |
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431 | |
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432 | if ( link ) { |
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433 | args[nargs] = "-Xlinker"; |
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434 | nargs += 1; |
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435 | args[nargs] = "--undefined=__cfaabi_dbg_bits_write"; |
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436 | nargs += 1; |
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437 | args[nargs] = "-Xlinker"; |
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438 | nargs += 1; |
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439 | args[nargs] = "--undefined=__cfaabi_interpose_startup"; |
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440 | nargs += 1; |
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441 | args[nargs] = "-Xlinker"; |
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442 | nargs += 1; |
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443 | args[nargs] = "--undefined=__cfaabi_appready_startup"; |
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444 | nargs += 1; |
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445 | |
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446 | // include the cfa library in case it's needed |
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447 | args[nargs] = ( *new string( string("-L" ) + libdir + (intree ? "/src/.libs" : "")) ).c_str(); |
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448 | nargs += 1; |
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449 | args[nargs] = ( *new string( string("-Wl,-rpath," ) + libdir + (intree ? "/src/.libs" : "")) ).c_str(); |
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450 | nargs += 1; |
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451 | args[nargs] = "-Wl,--push-state,--as-needed"; |
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452 | nargs += 1; |
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453 | args[nargs] = "-lcfathread"; |
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454 | nargs += 1; |
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455 | args[nargs] = "-Wl,--pop-state"; |
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456 | nargs += 1; |
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457 | args[nargs] = "-lcfa"; |
---|
458 | nargs += 1; |
---|
459 | args[nargs] = "-lpthread"; |
---|
460 | nargs += 1; |
---|
461 | args[nargs] = "-ldl"; |
---|
462 | nargs += 1; |
---|
463 | args[nargs] = "-lrt"; |
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464 | nargs += 1; |
---|
465 | args[nargs] = "-lm"; |
---|
466 | nargs += 1; |
---|
467 | } // if |
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468 | |
---|
469 | // Add exception flags (unconditionally) |
---|
470 | args[nargs] = "-fexceptions"; |
---|
471 | nargs += 1; |
---|
472 | |
---|
473 | // add the correct set of flags based on the type of compile this is |
---|
474 | |
---|
475 | args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str(); |
---|
476 | nargs += 1; |
---|
477 | args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str(); |
---|
478 | nargs += 1; |
---|
479 | args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str(); |
---|
480 | nargs += 1; |
---|
481 | args[nargs] = "-D__CFA__"; |
---|
482 | nargs += 1; |
---|
483 | args[nargs] = "-D__CFORALL__"; |
---|
484 | nargs += 1; |
---|
485 | args[nargs] = "-D__cforall"; |
---|
486 | nargs += 1; |
---|
487 | |
---|
488 | if ( cpp_flag ) { |
---|
489 | args[nargs] = "-D__CPP__"; |
---|
490 | nargs += 1; |
---|
491 | } // if |
---|
492 | |
---|
493 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list |
---|
494 | nargs += 1; |
---|
495 | if ( CFA_flag ) { |
---|
496 | args[sargs] = "-D__CFA_FLAG__=-N"; |
---|
497 | args[nargs] = "-D__CFA_PREPROCESS_"; |
---|
498 | nargs += 1; |
---|
499 | } else { |
---|
500 | args[sargs] = "-D__CFA_FLAG__=-L"; |
---|
501 | } // if |
---|
502 | sargs += 1; |
---|
503 | |
---|
504 | if ( debug ) { |
---|
505 | heading += " (debug)"; |
---|
506 | args[nargs] = "-D__CFA_DEBUG__"; |
---|
507 | nargs += 1; |
---|
508 | } else { |
---|
509 | heading += " (no debug)"; |
---|
510 | } // if |
---|
511 | |
---|
512 | if ( Bprefix.length() == 0 ) { |
---|
513 | if(disttree) { |
---|
514 | Bprefix = dir(argv[0]); |
---|
515 | } else if(intree) { |
---|
516 | Bprefix = srcdriverdir; |
---|
517 | } else { |
---|
518 | Bprefix = installlibdir; |
---|
519 | } |
---|
520 | |
---|
521 | if ( Bprefix[Bprefix.length() - 1] != '/' ) Bprefix += '/'; |
---|
522 | args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str(); |
---|
523 | nargs += 1; |
---|
524 | } // if |
---|
525 | |
---|
526 | args[nargs] = "-Xlinker"; // used by backtrace |
---|
527 | nargs += 1; |
---|
528 | args[nargs] = "-export-dynamic"; |
---|
529 | nargs += 1; |
---|
530 | |
---|
531 | // execute the compilation command |
---|
532 | |
---|
533 | args[0] = compiler_path.c_str(); // set compiler command for exec |
---|
534 | // find actual name of the compiler independent of the path to it |
---|
535 | int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/' |
---|
536 | if ( p == -1 ) { |
---|
537 | compiler_name = compiler_path; |
---|
538 | } else { |
---|
539 | compiler_name = *new string( compiler_path.substr( p + 1 ) ); |
---|
540 | } // if |
---|
541 | |
---|
542 | if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name |
---|
543 | args[nargs] = "-no-integrated-cpp"; |
---|
544 | nargs += 1; |
---|
545 | args[nargs] = "-Wno-deprecated"; |
---|
546 | nargs += 1; |
---|
547 | #ifdef HAVE_CAST_FUNCTION_TYPE |
---|
548 | args[nargs] = "-Wno-cast-function-type"; |
---|
549 | nargs += 1; |
---|
550 | #endif // HAVE_CAST_FUNCTION_TYPE |
---|
551 | if ( ! std_flag ) { // default c11, if none specified |
---|
552 | args[nargs] = "-std=gnu11"; |
---|
553 | nargs += 1; |
---|
554 | } // if |
---|
555 | args[nargs] = "-fgnu89-inline"; |
---|
556 | nargs += 1; |
---|
557 | args[nargs] = "-D__int8_t_defined"; // prevent gcc type-size attributes |
---|
558 | nargs += 1; |
---|
559 | args[nargs] = ( *new string( string("-B") + Bprefix ) ).c_str(); |
---|
560 | nargs += 1; |
---|
561 | } else { |
---|
562 | cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl; |
---|
563 | exit( EXIT_FAILURE ); |
---|
564 | } // if |
---|
565 | |
---|
566 | args[nargs] = NULL; // terminate with NULL |
---|
567 | |
---|
568 | #ifdef __DEBUG_H__ |
---|
569 | cerr << "nargs: " << nargs << endl; |
---|
570 | cerr << "args:" << endl; |
---|
571 | for ( int i = 0; args[i] != NULL; i += 1 ) { |
---|
572 | cerr << " \"" << args[i] << "\" "; |
---|
573 | } // for |
---|
574 | cerr << endl; |
---|
575 | #endif // __DEBUG_H__ |
---|
576 | |
---|
577 | if ( ! quiet ) { |
---|
578 | cerr << "CFA " << "Version " << Version << heading << endl; |
---|
579 | if ( help ) { |
---|
580 | cerr << |
---|
581 | "-debug\t\t\t: use cfa runtime with debug checking" << endl << |
---|
582 | "-help\t\t\t: print this help message" << endl << |
---|
583 | "-quiet\t\t\t: print no messages from the cfa command" << endl << |
---|
584 | "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl << |
---|
585 | "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl << |
---|
586 | "...\t\t\t: any other " << compiler_name << " flags" << endl; |
---|
587 | } // if |
---|
588 | } // if |
---|
589 | |
---|
590 | if ( verbose ) { |
---|
591 | if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc |
---|
592 | |
---|
593 | for ( int i = 0; args[i] != NULL; i += 1 ) { |
---|
594 | cerr << args[i] << " "; |
---|
595 | } // for |
---|
596 | cerr << endl; |
---|
597 | } // if |
---|
598 | |
---|
599 | if ( ! nonoptarg ) { |
---|
600 | cerr << argv[0] << " error, no input files" << endl; |
---|
601 | exit( EXIT_FAILURE ); |
---|
602 | } // if |
---|
603 | |
---|
604 | // execute the command and return the result |
---|
605 | |
---|
606 | execvp( args[0], (char *const *)args ); // should not return |
---|
607 | perror( "CFA Translator error: cfa level, execvp" ); |
---|
608 | exit( EXIT_FAILURE ); |
---|
609 | } // main |
---|
610 | |
---|
611 | // Local Variables: // |
---|
612 | // tab-width: 4 // |
---|
613 | // mode: c++ // |
---|
614 | // compile-command: "make install" // |
---|
615 | // End: // |
---|