| 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 : Sun Feb 10 08:28:09 2019
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| 13 | // Update Count : 281
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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 |
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| 23 | #include <sys/types.h>
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| 24 | #include <sys/stat.h>
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| 25 |
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| 26 | #include "Common/SemanticError.h"
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| 27 | #include "config.h" // configure info
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| 28 |
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| 29 | using std::cerr;
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| 30 | using std::endl;
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| 31 | using std::string;
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| 32 | using std::to_string;
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| 33 |
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| 34 |
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| 35 | //#define __DEBUG_H__
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| 36 |
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| 37 |
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| 38 | bool prefix( string arg, string pre ) {
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| 39 | return arg.substr( 0, pre.size() ) == pre;
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| 40 | } // prefix
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| 41 |
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| 42 | enum { NumSuffixes = 2 };
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| 43 | const string suffixes[NumSuffixes] = { "cfa", "hfa", };
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| 44 |
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| 45 | bool suffix( string arg, const char * args[], int & nargs ) {
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| 46 | //std::cerr << arg << std::endl;
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| 47 | size_t dot = arg.find_last_of( "." );
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| 48 | //std::cerr << dot << " " << (dot != string::npos ? arg.substr( dot + 1 ) : "fred" ) << std::endl;
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| 49 | if ( dot == string::npos ) return false;
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| 50 | string sx = arg.substr( dot + 1 );
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| 51 | for ( int i = 0; i < NumSuffixes; i += 1 ) {
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| 52 | if ( sx == suffixes[i] ) {
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| 53 | args[nargs] = "-x";
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| 54 | nargs += 1;
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| 55 | args[nargs] = "c";
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| 56 | nargs += 1;
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| 57 | return true;
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| 58 | } // if
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| 59 | } // for
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| 60 | return false;
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| 61 | } // suffix
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| 62 |
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| 63 |
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| 64 | void shuffle( const char *args[], int S, int E, int N ) {
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| 65 | // S & E index 1 passed the end so adjust with -1
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| 66 | #ifdef __DEBUG_H__
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| 67 | cerr << "shuffle:" << S << " " << E << " " << N << endl;
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| 68 | #endif // __DEBUG_H__
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| 69 | for ( int j = E-1 + N; j > S-1 + N; j -=1 ) {
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| 70 | #ifdef __DEBUG_H__
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| 71 | cerr << "\t" << j << " " << j-N << endl;
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| 72 | #endif // __DEBUG_H__
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| 73 | args[j] = args[j-N];
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| 74 | } // for
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| 75 | } // shuffle
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| 76 |
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| 77 | static inline bool dirExists(const string & path) {
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| 78 | struct stat info;
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| 79 | if(stat( path.c_str(), &info ) != 0)
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| 80 | return false;
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| 81 | else if(info.st_mode & S_IFDIR)
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| 82 | return true;
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| 83 | else
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| 84 | return false;
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| 85 | } //dirExists
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| 86 |
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| 87 |
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| 88 | #define str(s) #s
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| 89 |
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| 90 | int main( int argc, char *argv[] ) {
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| 91 | string Version( CFA_VERSION_LONG ); // current version number from CONFIG
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| 92 | string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) );
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| 93 |
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| 94 | string installincdir( CFA_INCDIR ); // fixed location of include files
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| 95 | string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed
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| 96 | string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree
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| 97 |
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| 98 | string heading; // banner printed at start of cfa compilation
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| 99 | string arg; // current command-line argument during command-line parsing
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| 100 | string Bprefix; // path where gcc looks for compiler command steps
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| 101 | string langstd; // language standard
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| 102 |
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| 103 | string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
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| 104 | string compiler_name; // name of C compiler
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| 105 |
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| 106 | bool nonoptarg = false; // indicates non-option argument specified
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| 107 | bool link = true; // linking as well as compiling
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| 108 | bool verbose = false; // -v flag
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| 109 | bool quiet = false; // -quiet flag
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| 110 | bool debug = true; // -debug flag
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| 111 | bool nolib = false; // -nolib flag
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| 112 | bool help = false; // -help flag
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| 113 | bool CFA_flag = false; // -CFA flag
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| 114 | bool cpp_flag = false; // -E or -M flag, preprocessor only
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| 115 | bool std_flag = false; // -std= flag
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| 116 | bool noincstd_flag = false; // -no-include-stdhdr= flag
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| 117 | bool debugging __attribute(( unused )) = false; // -g flag
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| 118 | bool m32 = false; // -m32 flag
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| 119 | bool m64 = false; // -m64 flag
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| 120 | bool intree = false;
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| 121 |
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| 122 | const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
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| 123 | int sargs = 1; // starting location for arguments in args list
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| 124 | int nargs = sargs; // number of arguments in args list; 0 => command name
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| 125 |
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| 126 | const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
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| 127 | int nlibs = 0;
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| 128 |
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| 129 | #ifdef __DEBUG_H__
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| 130 | cerr << "CFA:" << endl;
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| 131 | for ( int i = 1; i < argc; i += 1 ) {
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| 132 | cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
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| 133 | } // for
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| 134 | #endif // __DEBUG_H__
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| 135 |
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| 136 | // process command-line arguments
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| 137 |
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| 138 | for ( int i = 1; i < argc; i += 1 ) {
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| 139 | arg = argv[i]; // convert to string value
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| 140 | if ( prefix( arg, "-" ) ) {
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| 141 | // pass through arguments
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| 142 |
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| 143 | if ( arg == "-Xlinker" || arg == "-o" ) {
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| 144 | args[nargs] = argv[i]; // pass the argument along
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| 145 | nargs += 1;
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| 146 | i += 1;
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| 147 | if ( i == argc ) continue; // next argument available ?
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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 | } else if ( arg == "-XCFA" ) { // CFA pass through
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| 151 | i += 1;
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| 152 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str();
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| 153 | nargs += 1;
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| 154 |
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| 155 | // CFA specific arguments
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| 156 |
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| 157 | } else if ( arg == "-CFA" ) {
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| 158 | CFA_flag = true; // strip the -CFA flag
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| 159 | link = false;
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| 160 | args[nargs] = "-E"; // replace the argument with -E
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| 161 | nargs += 1;
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| 162 | } else if ( arg == "-debug" ) {
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| 163 | debug = true; // strip the debug flag
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| 164 | } else if ( arg == "-nodebug" ) {
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| 165 | debug = false; // strip the debug flag
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| 166 | } else if ( arg == "-nolib" ) {
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| 167 | nolib = true; // strip the nodebug flag
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| 168 | } else if ( arg == "-quiet" ) {
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| 169 | quiet = true; // strip the quiet flag
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| 170 | } else if ( arg == "-noquiet" ) {
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| 171 | quiet = false; // strip the noquiet flag
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| 172 | } else if ( arg == "-help" ) {
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| 173 | help = true; // strip the help flag
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| 174 | } else if ( arg == "-nohelp" ) {
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| 175 | help = false; // strip the nohelp flag
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| 176 | } else if ( arg == "-no-include-stdhdr" ) {
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| 177 | noincstd_flag = true; // strip the no-include-stdhdr flag
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| 178 | } else if ( arg == "-in-tree" ) {
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| 179 | intree = true;
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| 180 | } else if ( arg == "-compiler" ) {
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| 181 | // use the user specified compiler
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| 182 | i += 1;
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| 183 | if ( i == argc ) continue; // next argument available ?
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| 184 | compiler_path = argv[i];
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| 185 | if ( putenv( (char *)( *new string( string( "__CFA_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) {
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| 186 | cerr << argv[0] << " error, cannot set environment variable." << endl;
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| 187 | exit( EXIT_FAILURE );
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| 188 | } // if
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| 189 |
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| 190 | // C specific arguments
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| 191 |
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| 192 | } else if ( arg == "-v" ) {
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| 193 | verbose = true; // verbosity required
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| 194 | args[nargs] = argv[i]; // pass the argument along
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| 195 | nargs += 1;
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| 196 | } else if ( arg == "-g" ) {
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| 197 | debugging = true; // symbolic debugging required
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| 198 | args[nargs] = argv[i]; // pass the argument along
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| 199 | nargs += 1;
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| 200 | } else if ( prefix( arg, "-std=" ) || prefix( arg, "--std=" ) ) {
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| 201 | std_flag = true; // -std=XX provided
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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 == "-w" ) {
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| 205 | args[nargs] = argv[i]; // pass the argument along
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| 206 | nargs += 1;
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| 207 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
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| 208 | nargs += 1;
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| 209 | } else if ( prefix( arg, "-W" ) ) { // check before next tests
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| 210 | if ( arg == "-Werror" || arg == "-Wall" ) {
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| 211 | args[nargs] = argv[i]; // pass the argument along
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| 212 | nargs += 1;
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| 213 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
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| 214 | nargs += 1;
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| 215 | } else {
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| 216 | unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2;
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| 217 | args[nargs] = argv[i]; // conditionally pass the argument along
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| 218 | const char * warning = argv[i] + adv; // extract warning
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| 219 | if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp
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| 220 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str();
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| 221 | } // if
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| 222 | nargs += 1;
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| 223 | } // if
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| 224 | } else if ( prefix( arg, "-B" ) ) {
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| 225 | Bprefix = arg.substr(2); // strip the -B flag
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| 226 | args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
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| 227 | nargs += 1;
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| 228 | } else if ( prefix( arg, "-b" ) ) {
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| 229 | if ( arg.length() == 2 ) { // separate argument ?
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| 230 | i += 1;
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| 231 | if ( i == argc ) continue; // next argument available ?
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| 232 | arg += argv[i]; // concatenate argument
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| 233 | } // if
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| 234 | // later versions of gcc require the -b option to appear at the start of the command line
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| 235 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
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| 236 | args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
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| 237 | if ( putenv( (char *)( *new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) {
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| 238 | cerr << argv[0] << " error, cannot set environment variable." << endl;
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| 239 | exit( EXIT_FAILURE );
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| 240 | } // if
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| 241 | sargs += 1;
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| 242 | nargs += 1;
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| 243 | } else if ( prefix( arg, "-V" ) ) {
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| 244 | if ( arg.length() == 2 ) { // separate argument ?
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| 245 | i += 1;
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| 246 | if ( i == argc ) continue; // next argument available ?
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| 247 | arg += argv[i]; // concatenate argument
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| 248 | } // if
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| 249 | // later versions of gcc require the -V option to appear at the start of the command line
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| 250 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
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| 251 | args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
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| 252 | if ( putenv( (char *)( *new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) {
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| 253 | cerr << argv[0] << " error, cannot set environment variable." << endl;
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| 254 | exit( EXIT_FAILURE );
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| 255 | } // if
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| 256 | sargs += 1;
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| 257 | nargs += 1;
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| 258 | } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) {
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| 259 | args[nargs] = argv[i]; // pass the argument along
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| 260 | nargs += 1;
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| 261 | if ( arg == "-E" || arg == "-M" || arg == "-MM" ) {
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| 262 | cpp_flag = true; // cpp only
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| 263 | } // if
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| 264 | link = false; // no linkage required
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| 265 | } else if ( arg[1] == 'l' ) {
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| 266 | // if the user specifies a library, load it after user code
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| 267 | libs[nlibs] = argv[i];
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| 268 | nlibs += 1;
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| 269 | } else if ( arg == "-m32" ) {
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| 270 | m32 = true;
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| 271 | m64 = false;
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| 272 | args[nargs] = argv[i];
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| 273 | nargs += 1;
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| 274 | } else if ( arg == "-m64" ) {
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| 275 | m64 = true;
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| 276 | m32 = false;
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| 277 | args[nargs] = argv[i];
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| 278 | nargs += 1;
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| 279 | } else {
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| 280 | // concatenate any other arguments
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| 281 | args[nargs] = argv[i];
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| 282 | nargs += 1;
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| 283 | } // if
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| 284 | } else {
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| 285 | bool cfa = suffix( arg, args, nargs ); // check suffix
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| 286 | args[nargs] = argv[i]; // concatenate file
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| 287 | nargs += 1;
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| 288 | if ( cfa ) {
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| 289 | args[nargs] = "-x";
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| 290 | nargs += 1;
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| 291 | args[nargs] = "none";
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| 292 | nargs += 1;
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| 293 | } // if
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| 294 | nonoptarg = true;
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| 295 | } // if
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| 296 | } // for
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| 297 |
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| 298 | args[nargs] = "-x"; // turn off language
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| 299 | nargs += 1;
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| 300 | args[nargs] = "none";
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| 301 | nargs += 1;
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| 302 |
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| 303 | #ifdef __x86_64__
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| 304 | args[nargs] = "-mcx16"; // allow double-wide CAA
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| 305 | nargs += 1;
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| 306 | #endif // __x86_64__
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| 307 |
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| 308 | #ifdef __DEBUG_H__
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| 309 | cerr << "args:";
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| 310 | for ( int i = 1; i < nargs; i += 1 ) {
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| 311 | cerr << " " << args[i];
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| 312 | } // for
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| 313 | cerr << endl;
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| 314 | #endif // __DEBUG_H__
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| 315 |
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| 316 | if ( cpp_flag && CFA_flag ) {
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| 317 | cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
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| 318 | exit( EXIT_FAILURE );
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| 319 | } // if
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| 320 |
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| 321 | // add the CFA include-library paths, which allow direct access to header files without directory qualification
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| 322 | if( !intree ) {
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| 323 | args[nargs] = "-I" CFA_INCDIR;
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| 324 | nargs += 1;
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| 325 | if ( ! noincstd_flag ) { // do not use during build
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| 326 | args[nargs] = "-I" CFA_INCDIR "stdhdr";
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| 327 | nargs += 1;
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| 328 | } // if
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| 329 | args[nargs] = "-I" CFA_INCDIR "concurrency";
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| 330 | nargs += 1;
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| 331 | args[nargs] = "-I" CFA_INCDIR "containers";
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| 332 | nargs += 1;
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| 333 | } else {
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| 334 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src";
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| 335 | nargs += 1;
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| 336 | if ( ! noincstd_flag ) { // do not use during build
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| 337 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr";
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| 338 | nargs += 1;
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| 339 | } // if
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| 340 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency";
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| 341 | nargs += 1;
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| 342 | args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/containers";
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| 343 | nargs += 1;
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| 344 | }
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| 345 |
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| 346 | // add stdbool to get defines for bool/true/false
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| 347 | args[nargs] = "-imacros";
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| 348 | nargs += 1;
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| 349 | args[nargs] = "stdbool.h";
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| 350 | nargs += 1;
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| 351 |
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| 352 | string libbase;
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| 353 | if( !intree ) {
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| 354 | libbase = CFA_LIBDIR;
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| 355 | } else {
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| 356 | libbase = TOP_BUILDDIR "libcfa/";
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| 357 | args[nargs] = "-D__CFA_FLAG__=-t";
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| 358 | nargs += 1;
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| 359 | }
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| 360 |
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| 361 | string arch = m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU);
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| 362 | if ( ! m32 && ! m64 ) {
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| 363 | if ( arch == "x86" ) {
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| 364 | args[nargs] = "-m32";
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| 365 | nargs += 1;
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| 366 | } else if ( arch == "x64" ) {
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| 367 | args[nargs] = "-m64";
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| 368 | nargs += 1;
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| 369 | } // if
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| 370 | } // if
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| 371 | const char * config = nolib ? "nolib" : (debug ? "debug": "nodebug");
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| 372 | string libdir = libbase + arch + "-" + config;
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| 373 |
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| 374 | if ( ! nolib && ! dirExists( libdir ) ) {
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| 375 | cerr << argv[0] << " internal error, configuration " << config << " not installed." << endl;
|
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| 376 | cerr << "Was looking for " << libdir << endl;
|
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| 377 | libdir = libbase + arch + "-" + "nolib";
|
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| 378 | } // if
|
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| 379 |
|
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| 380 | if ( ! dirExists( libdir ) ) {
|
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| 381 | cerr << argv[0] << " internal error, cannot find prelude directory." << endl;
|
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| 382 | cerr << "Was looking for " << libdir << endl;
|
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| 383 | exit( EXIT_FAILURE );
|
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| 384 | } // if
|
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| 385 |
|
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| 386 | args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + libdir + (intree ? "/prelude" : "")) ).c_str();
|
|---|
| 387 | nargs += 1;
|
|---|
| 388 |
|
|---|
| 389 | for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
|
|---|
| 390 | args[nargs] = libs[i];
|
|---|
| 391 | nargs += 1;
|
|---|
| 392 | } // for
|
|---|
| 393 |
|
|---|
| 394 | if ( link ) {
|
|---|
| 395 | args[nargs] = "-Xlinker";
|
|---|
| 396 | nargs += 1;
|
|---|
| 397 | args[nargs] = "--undefined=__cfaabi_dbg_bits_write";
|
|---|
| 398 | nargs += 1;
|
|---|
| 399 | args[nargs] = "-Xlinker";
|
|---|
| 400 | nargs += 1;
|
|---|
| 401 | args[nargs] = "--undefined=__cfaabi_interpose_startup";
|
|---|
| 402 | nargs += 1;
|
|---|
| 403 | args[nargs] = "-Xlinker";
|
|---|
| 404 | nargs += 1;
|
|---|
| 405 | args[nargs] = "--undefined=__cfaabi_appready_startup";
|
|---|
| 406 | nargs += 1;
|
|---|
| 407 | args[nargs] = "-Xlinker";
|
|---|
| 408 | nargs += 1;
|
|---|
| 409 | args[nargs] = "--undefined=__cfaabi_dbg_record";
|
|---|
| 410 | nargs += 1;
|
|---|
| 411 |
|
|---|
| 412 | // include the cfa library in case it's needed
|
|---|
| 413 | args[nargs] = ( *new string( string("-L" ) + libdir + (intree ? "/src/.libs" : "")) ).c_str();
|
|---|
| 414 | nargs += 1;
|
|---|
| 415 | args[nargs] = ( *new string( string("-Wl,-rpath," ) + libdir + (intree ? "/src/.libs" : "")) ).c_str();
|
|---|
| 416 | nargs += 1;
|
|---|
| 417 | args[nargs] = "-lcfa";
|
|---|
| 418 | nargs += 1;
|
|---|
| 419 | args[nargs] = "-lpthread";
|
|---|
| 420 | nargs += 1;
|
|---|
| 421 | args[nargs] = "-ldl";
|
|---|
| 422 | nargs += 1;
|
|---|
| 423 | args[nargs] = "-lrt";
|
|---|
| 424 | nargs += 1;
|
|---|
| 425 | args[nargs] = "-lm";
|
|---|
| 426 | nargs += 1;
|
|---|
| 427 | } // if
|
|---|
| 428 |
|
|---|
| 429 | // Add exception flags (unconditionally)
|
|---|
| 430 | args[nargs] = "-fexceptions";
|
|---|
| 431 | nargs += 1;
|
|---|
| 432 |
|
|---|
| 433 | // add the correct set of flags based on the type of compile this is
|
|---|
| 434 |
|
|---|
| 435 | args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
|
|---|
| 436 | nargs += 1;
|
|---|
| 437 | args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
|
|---|
| 438 | nargs += 1;
|
|---|
| 439 | args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
|
|---|
| 440 | nargs += 1;
|
|---|
| 441 | args[nargs] = "-D__CFA__";
|
|---|
| 442 | nargs += 1;
|
|---|
| 443 | args[nargs] = "-D__CFORALL__";
|
|---|
| 444 | nargs += 1;
|
|---|
| 445 | args[nargs] = "-D__cforall";
|
|---|
| 446 | nargs += 1;
|
|---|
| 447 |
|
|---|
| 448 | if ( cpp_flag ) {
|
|---|
| 449 | args[nargs] = "-D__CPP__";
|
|---|
| 450 | nargs += 1;
|
|---|
| 451 | } // if
|
|---|
| 452 |
|
|---|
| 453 | shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
|
|---|
| 454 | nargs += 1;
|
|---|
| 455 | if ( CFA_flag ) {
|
|---|
| 456 | args[sargs] = "-D__CFA_FLAG__=-N";
|
|---|
| 457 | args[nargs] = "-D__CFA_PREPROCESS_";
|
|---|
| 458 | nargs += 1;
|
|---|
| 459 | } else {
|
|---|
| 460 | args[sargs] = "-D__CFA_FLAG__=-L";
|
|---|
| 461 | } // if
|
|---|
| 462 | sargs += 1;
|
|---|
| 463 |
|
|---|
| 464 | if ( debug ) {
|
|---|
| 465 | heading += " (debug)";
|
|---|
| 466 | args[nargs] = "-D__CFA_DEBUG__";
|
|---|
| 467 | nargs += 1;
|
|---|
| 468 | } else {
|
|---|
| 469 | heading += " (no debug)";
|
|---|
| 470 | } // if
|
|---|
| 471 |
|
|---|
| 472 | if ( Bprefix.length() == 0 ) {
|
|---|
| 473 | Bprefix = ! intree ? installlibdir : srcdriverdir;
|
|---|
| 474 | if ( Bprefix[Bprefix.length() - 1] != '/' ) Bprefix += '/';
|
|---|
| 475 | args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
|
|---|
| 476 | nargs += 1;
|
|---|
| 477 | } // if
|
|---|
| 478 |
|
|---|
| 479 | args[nargs] = "-Xlinker"; // used by backtrace
|
|---|
| 480 | nargs += 1;
|
|---|
| 481 | args[nargs] = "-export-dynamic";
|
|---|
| 482 | nargs += 1;
|
|---|
| 483 |
|
|---|
| 484 | // execute the compilation command
|
|---|
| 485 |
|
|---|
| 486 | args[0] = compiler_path.c_str(); // set compiler command for exec
|
|---|
| 487 | // find actual name of the compiler independent of the path to it
|
|---|
| 488 | int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
|
|---|
| 489 | if ( p == -1 ) {
|
|---|
| 490 | compiler_name = compiler_path;
|
|---|
| 491 | } else {
|
|---|
| 492 | compiler_name = *new string( compiler_path.substr( p + 1 ) );
|
|---|
| 493 | } // if
|
|---|
| 494 |
|
|---|
| 495 | if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
|
|---|
| 496 | args[nargs] = "-no-integrated-cpp";
|
|---|
| 497 | nargs += 1;
|
|---|
| 498 | args[nargs] = "-Wno-deprecated";
|
|---|
| 499 | nargs += 1;
|
|---|
| 500 | #ifdef HAVE_CAST_FUNCTION_TYPE
|
|---|
| 501 | args[nargs] = "-Wno-cast-function-type";
|
|---|
| 502 | nargs += 1;
|
|---|
| 503 | #endif // HAVE_CAST_FUNCTION_TYPE
|
|---|
| 504 | if ( ! std_flag ) { // default c11, if none specified
|
|---|
| 505 | args[nargs] = "-std=gnu11";
|
|---|
| 506 | nargs += 1;
|
|---|
| 507 | } // if
|
|---|
| 508 | args[nargs] = "-fgnu89-inline";
|
|---|
| 509 | nargs += 1;
|
|---|
| 510 | args[nargs] = "-D__int8_t_defined"; // prevent gcc type-size attributes
|
|---|
| 511 | nargs += 1;
|
|---|
| 512 | args[nargs] = ( *new string( string("-B") + Bprefix ) ).c_str();
|
|---|
| 513 | nargs += 1;
|
|---|
| 514 | } else {
|
|---|
| 515 | cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
|
|---|
| 516 | exit( EXIT_FAILURE );
|
|---|
| 517 | } // if
|
|---|
| 518 |
|
|---|
| 519 | args[nargs] = NULL; // terminate with NULL
|
|---|
| 520 |
|
|---|
| 521 | #ifdef __DEBUG_H__
|
|---|
| 522 | cerr << "nargs: " << nargs << endl;
|
|---|
| 523 | cerr << "args:" << endl;
|
|---|
| 524 | for ( int i = 0; args[i] != NULL; i += 1 ) {
|
|---|
| 525 | cerr << " \"" << args[i] << "\"" << endl;
|
|---|
| 526 | } // for
|
|---|
| 527 | #endif // __DEBUG_H__
|
|---|
| 528 |
|
|---|
| 529 | if ( ! quiet ) {
|
|---|
| 530 | cerr << "CFA " << "Version " << Version << heading << endl;
|
|---|
| 531 |
|
|---|
| 532 | if ( help ) {
|
|---|
| 533 | cerr <<
|
|---|
| 534 | "-debug\t\t\t: use cfa runtime with debug checking" << endl <<
|
|---|
| 535 | "-help\t\t\t: print this help message" << endl <<
|
|---|
| 536 | "-quiet\t\t\t: print no messages from the cfa command" << endl <<
|
|---|
| 537 | "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
|
|---|
| 538 | "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
|
|---|
| 539 | "...\t\t\t: any other " << compiler_name << " flags" << endl;
|
|---|
| 540 | } // if
|
|---|
| 541 | } // if
|
|---|
| 542 |
|
|---|
| 543 | if ( verbose ) {
|
|---|
| 544 | if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
|
|---|
| 545 |
|
|---|
| 546 | for ( int i = 0; args[i] != NULL; i += 1 ) {
|
|---|
| 547 | cerr << args[i] << " ";
|
|---|
| 548 | } // for
|
|---|
| 549 | cerr << endl;
|
|---|
| 550 | } // if
|
|---|
| 551 |
|
|---|
| 552 | if ( ! nonoptarg ) {
|
|---|
| 553 | cerr << argv[0] << " error, no input files" << endl;
|
|---|
| 554 | exit( EXIT_FAILURE );
|
|---|
| 555 | } // if
|
|---|
| 556 |
|
|---|
| 557 | // execute the command and return the result
|
|---|
| 558 |
|
|---|
| 559 | execvp( args[0], (char *const *)args ); // should not return
|
|---|
| 560 | perror( "CFA Translator error: cfa level, execvp" );
|
|---|
| 561 | exit( EXIT_FAILURE );
|
|---|
| 562 | } // main
|
|---|
| 563 |
|
|---|
| 564 | // Local Variables: //
|
|---|
| 565 | // tab-width: 4 //
|
|---|
| 566 | // mode: c++ //
|
|---|
| 567 | // compile-command: "make install" //
|
|---|
| 568 | // End: //
|
|---|
