[b87a5ed] | 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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[76c7f65e] | 7 | // cfa.cc -- |
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[b87a5ed] | 8 | // |
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[51b7345] | 9 | // Author : Peter A. Buhr |
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| 10 | // Created On : Tue Aug 20 13:44:49 2002 |
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[201aeb9] | 11 | // Last Modified By : Peter A. Buhr |
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[0163d3e] | 12 | // Last Modified On : Sat May 30 18:28:23 2020 |
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| 13 | // Update Count : 433 |
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[b87a5ed] | 14 | // |
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[51b7345] | 15 | |
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| 16 | #include <iostream> |
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[158b026] | 17 | #include <cstdio> // perror |
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| 18 | #include <cstdlib> // putenv, exit |
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| 19 | #include <climits> // PATH_MAX |
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| 20 | #include <unistd.h> // execvp |
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| 21 | #include <string> // STL version |
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| 22 | #include <string.h> // strcmp |
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| 23 | #include <algorithm> // find |
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[51b7345] | 24 | |
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[37fe352] | 25 | #include <sys/types.h> |
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| 26 | #include <sys/stat.h> |
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| 27 | |
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[44bca7f] | 28 | #include "Common/SemanticError.h" |
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[b87a5ed] | 29 | #include "config.h" // configure info |
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[51b7345] | 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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[47a8d17] | 34 | using std::to_string; |
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[51b7345] | 35 | |
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[81e60f7] | 36 | // #define __DEBUG_H__ |
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[51b7345] | 37 | |
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[158b026] | 38 | // "N__=" suffix |
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| 39 | static string __CFA_FLAGPREFIX__( "__CFA_FLAG" ); |
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[51b7345] | 40 | |
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[2c60af75] | 41 | void Putenv( char * argv[], string arg ) { |
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[c2051e10] | 42 | // environment variables must have unique names |
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| 43 | static int flags = 0; |
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[2c60af75] | 44 | |
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[0bf5340] | 45 | if ( putenv( (char *)( *new string( string( __CFA_FLAGPREFIX__ + to_string( flags++ ) + "__=" ) + arg ) ).c_str() ) ) { |
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[2c60af75] | 46 | cerr << argv[0] << " error, cannot set environment variable." << endl; |
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| 47 | exit( EXIT_FAILURE ); |
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| 48 | } // if |
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| 49 | } // Putenv |
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| 50 | |
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[c2051e10] | 51 | // check if string has prefix |
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[1ee048fd] | 52 | bool prefix( const string & arg, const string & pre ) { |
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[b87a5ed] | 53 | return arg.substr( 0, pre.size() ) == pre; |
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[51b7345] | 54 | } // prefix |
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| 55 | |
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[1ee048fd] | 56 | inline bool ends_with(const string & str, const string & sfix) { |
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| 57 | if (sfix.size() > str.size()) return false; |
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| 58 | return std::equal(str.rbegin(), str.rbegin() + sfix.size(), sfix.rbegin(), sfix.rend()); |
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| 59 | } |
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| 60 | |
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[158b026] | 61 | // check if string has suffix |
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| 62 | bool suffix( const string & arg ) { |
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[8c63bb4] | 63 | enum { NumSuffixes = 3 }; |
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| 64 | static const string suffixes[NumSuffixes] = { "cfa", "hfa", "ifa" }; |
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[dffaeac] | 65 | |
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| 66 | size_t dot = arg.find_last_of( "." ); |
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| 67 | if ( dot == string::npos ) return false; |
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[8c63bb4] | 68 | const string * end = suffixes + NumSuffixes; |
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| 69 | return std::find( suffixes, end, arg.substr( dot + 1 ) ) != end; |
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[dffaeac] | 70 | } // suffix |
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[51b7345] | 71 | |
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| 72 | |
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[2c60af75] | 73 | static inline bool dirExists( const string & path ) { // check if directory exists |
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[37fe352] | 74 | struct stat info; |
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[2c60af75] | 75 | if ( stat( path.c_str(), &info ) != 0 ) return false; |
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[b544afa] | 76 | return (info.st_mode & S_IFDIR) != 0; |
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[2c60af75] | 77 | } // dirExists |
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[37fe352] | 78 | |
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[bbfd0e0] | 79 | static inline string dir(const string & path) { |
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| 80 | return path.substr(0, path.find_last_of('/')); |
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| 81 | } |
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| 82 | |
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[158b026] | 83 | // Different path modes |
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| 84 | enum PathMode { |
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| 85 | Installed, // cfa is installed, use prefix |
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| 86 | BuildTree, // cfa is in the tree, use source and build tree |
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| 87 | Distributed // cfa is distributed, use build tree for includes and executable directory for .cfs |
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| 88 | }; |
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| 89 | |
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| 90 | // Get path mode from /proc |
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| 91 | PathMode FromProc() { |
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| 92 | std::string abspath; |
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| 93 | abspath.resize(PATH_MAX); |
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| 94 | |
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| 95 | // get executable path from /proc/self/exe |
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| 96 | ssize_t size = readlink("/proc/self/exe", const_cast<char*>(abspath.c_str()), abspath.size()); |
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| 97 | if(size <= 0) { |
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| 98 | std::cerr << "Error could not evaluate absolute path from /proc/self/exe" << std::endl; |
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| 99 | std::cerr << "Failed with " << std::strerror(errno) << std::endl; |
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| 100 | std::exit(1); |
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| 101 | } |
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| 102 | |
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| 103 | // Trim extra characters |
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| 104 | abspath.resize(size); |
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| 105 | |
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| 106 | // Are we installed |
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| 107 | if(abspath.rfind(CFA_BINDIR , 0) == 0) { return Installed; } |
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| 108 | |
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| 109 | // Is this the build tree |
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| 110 | if(abspath.rfind(TOP_BUILDDIR, 0) == 0) { return BuildTree; } |
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| 111 | |
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| 112 | // Does this look like distcc |
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| 113 | if(abspath.find("/.cfadistcc/") != std::string::npos) { return Distributed; } |
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| 114 | |
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| 115 | // None of the above? Give up since we don't know where the prelude or include directories are |
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| 116 | std::cerr << "Cannot find required files from excutable path " << abspath << std::endl; |
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| 117 | std::exit(1); |
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| 118 | } |
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| 119 | |
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[51b7345] | 120 | |
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[2c60af75] | 121 | #define xstr(s) str(s) |
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[4b1afb6] | 122 | #define str(s) #s |
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| 123 | |
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[8c63bb4] | 124 | int main( int argc, char * argv[] ) { |
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[4b1afb6] | 125 | string Version( CFA_VERSION_LONG ); // current version number from CONFIG |
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[2c60af75] | 126 | string Major( xstr( CFA_VERSION_MAJOR ) ), Minor( xstr( CFA_VERSION_MINOR ) ), Patch( xstr( CFA_VERSION_PATCH ) ); |
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[51b7345] | 127 | |
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[d6f4488] | 128 | string installincdir( CFA_INCDIR ); // fixed location of include files |
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| 129 | string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed |
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| 130 | string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree |
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[51b7345] | 131 | |
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[b87a5ed] | 132 | string heading; // banner printed at start of cfa compilation |
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| 133 | string arg; // current command-line argument during command-line parsing |
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[b544afa] | 134 | string bprefix; // path where gcc looks for compiler steps |
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[b87a5ed] | 135 | string langstd; // language standard |
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[51b7345] | 136 | |
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[e24f13a] | 137 | string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler |
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[b87a5ed] | 138 | string compiler_name; // name of C compiler |
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[51b7345] | 139 | |
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[4f5a8a2] | 140 | bool x_flag = false; // -x flag |
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[bbb1b35] | 141 | bool nonoptarg = false; // no non-option arguments specified, i.e., no file names |
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| 142 | bool link = true; // link stage occurring |
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[b87a5ed] | 143 | bool verbose = false; // -v flag |
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[8c63bb4] | 144 | bool quiet = false; // -quiet flag |
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| 145 | bool debug = true; // -debug flag |
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| 146 | bool nolib = false; // -nolib flag |
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| 147 | bool help = false; // -help flag |
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[b87a5ed] | 148 | bool CFA_flag = false; // -CFA flag |
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| 149 | bool cpp_flag = false; // -E or -M flag, preprocessor only |
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[de62360d] | 150 | bool std_flag = false; // -std= flag |
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[d746bc8] | 151 | bool noincstd_flag = false; // -no-include-stdhdr= flag |
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[6e4b913] | 152 | bool debugging __attribute(( unused )) = false; // -g flag |
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[8c63bb4] | 153 | bool m32 = false; // -m32 flag |
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| 154 | bool m64 = false; // -m64 flag |
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[1ee048fd] | 155 | bool compiling_libs = false; |
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[2c60af75] | 156 | int o_file = 0; // -o filename position |
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[51b7345] | 157 | |
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[158b026] | 158 | PathMode path = FromProc(); |
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| 159 | |
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[b87a5ed] | 160 | const char *args[argc + 100]; // cfa command line values, plus some space for additional flags |
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| 161 | int sargs = 1; // starting location for arguments in args list |
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| 162 | int nargs = sargs; // number of arguments in args list; 0 => command name |
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[51b7345] | 163 | |
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[b87a5ed] | 164 | const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags |
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| 165 | int nlibs = 0; |
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[51b7345] | 166 | |
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[dffaeac] | 167 | #ifdef __DEBUG_H__ |
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[b87a5ed] | 168 | cerr << "CFA:" << endl; |
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[bec4d24] | 169 | for ( int i = 1; i < argc; i += 1 ) { |
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| 170 | cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl; |
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| 171 | } // for |
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[dffaeac] | 172 | #endif // __DEBUG_H__ |
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[51b7345] | 173 | |
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[b87a5ed] | 174 | // process command-line arguments |
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[51b7345] | 175 | |
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[b87a5ed] | 176 | for ( int i = 1; i < argc; i += 1 ) { |
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| 177 | arg = argv[i]; // convert to string value |
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| 178 | if ( prefix( arg, "-" ) ) { |
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| 179 | // pass through arguments |
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| 180 | |
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| 181 | if ( arg == "-Xlinker" || arg == "-o" ) { |
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[2c60af75] | 182 | args[nargs++] = argv[i]; // pass argument along |
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[b87a5ed] | 183 | i += 1; |
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| 184 | if ( i == argc ) continue; // next argument available ? |
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[2c60af75] | 185 | args[nargs++] = argv[i]; // pass argument along |
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| 186 | if ( arg == "-o" ) o_file = i; // remember file |
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[0aa20e3] | 187 | } else if ( strncmp(arg.c_str(), "-XCFA", 5) == 0 ) { // CFA pass through |
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| 188 | if(arg.size() == 5) { |
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| 189 | i += 1; |
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| 190 | if ( i == argc ) continue; // next argument available ? |
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| 191 | Putenv( argv, argv[i] ); |
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| 192 | |
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| 193 | // CFA specific arguments |
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| 194 | } |
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| 195 | else if(arg[5] == ',') { |
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| 196 | Putenv( argv, argv[i] + 6 ); |
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[50d529e] | 197 | |
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[0aa20e3] | 198 | // CFA specific arguments |
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| 199 | } |
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| 200 | else { |
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| 201 | args[nargs++] = argv[i]; |
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| 202 | } |
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[b87a5ed] | 203 | |
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| 204 | } else if ( arg == "-CFA" ) { |
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| 205 | CFA_flag = true; // strip the -CFA flag |
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| 206 | link = false; |
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[2c60af75] | 207 | args[nargs++] = "-fsyntax-only"; // stop after stage 2 |
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[b87a5ed] | 208 | } else if ( arg == "-debug" ) { |
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| 209 | debug = true; // strip the debug flag |
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| 210 | } else if ( arg == "-nodebug" ) { |
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[2c60af75] | 211 | debug = false; // strip the nodebug flag |
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[c9e640e] | 212 | } else if ( arg == "-nolib" ) { |
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| 213 | nolib = true; // strip the nodebug flag |
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[b87a5ed] | 214 | } else if ( arg == "-quiet" ) { |
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| 215 | quiet = true; // strip the quiet flag |
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| 216 | } else if ( arg == "-noquiet" ) { |
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| 217 | quiet = false; // strip the noquiet flag |
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| 218 | } else if ( arg == "-help" ) { |
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| 219 | help = true; // strip the help flag |
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| 220 | } else if ( arg == "-nohelp" ) { |
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| 221 | help = false; // strip the nohelp flag |
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[d746bc8] | 222 | } else if ( arg == "-no-include-stdhdr" ) { |
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| 223 | noincstd_flag = true; // strip the no-include-stdhdr flag |
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[1ee048fd] | 224 | } else if ( arg == "-cfalib") { |
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| 225 | compiling_libs = true; |
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[b87a5ed] | 226 | } else if ( arg == "-compiler" ) { |
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| 227 | // use the user specified compiler |
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| 228 | i += 1; |
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| 229 | if ( i == argc ) continue; // next argument available ? |
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| 230 | compiler_path = argv[i]; |
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[2c60af75] | 231 | Putenv( argv, arg + "=" + argv[i] ); |
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[b87a5ed] | 232 | |
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[de62360d] | 233 | // C specific arguments |
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[b87a5ed] | 234 | |
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| 235 | } else if ( arg == "-v" ) { |
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| 236 | verbose = true; // verbosity required |
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[2c60af75] | 237 | args[nargs++] = argv[i]; // pass argument along |
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[b87a5ed] | 238 | } else if ( arg == "-g" ) { |
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| 239 | debugging = true; // symbolic debugging required |
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[2c60af75] | 240 | args[nargs++] = argv[i]; // pass argument along |
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[bbb1b35] | 241 | } else if ( arg == "-save-temps" ) { |
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| 242 | args[nargs++] = argv[i]; // pass argument along |
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| 243 | Putenv( argv, arg ); // save cfa-cpp output |
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[8c63bb4] | 244 | } else if ( prefix( arg, "-x" ) ) { // file suffix ? |
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| 245 | string lang; |
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[2c60af75] | 246 | args[nargs++] = argv[i]; // pass argument along |
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[8c63bb4] | 247 | if ( arg.length() == 2 ) { // separate argument ? |
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| 248 | i += 1; |
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| 249 | if ( i == argc ) continue; // next argument available ? |
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| 250 | lang = argv[i]; |
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[2c60af75] | 251 | args[nargs++] = argv[i]; // pass argument along |
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[8c63bb4] | 252 | } else { |
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| 253 | lang = arg.substr( 2 ); |
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| 254 | } // if |
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[0163d3e] | 255 | if ( x_flag ) { |
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| 256 | cerr << argv[0] << " warning, only one -x flag per compile, ignoring subsequent flag." << endl; |
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| 257 | } else { |
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| 258 | x_flag = true; |
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| 259 | Putenv( argv, string( "-x=" ) + lang ); |
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| 260 | } // if |
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[e3215c5] | 261 | } else if ( prefix( arg, "-std=" ) || prefix( arg, "--std=" ) ) { |
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[53ba273] | 262 | std_flag = true; // -std=XX provided |
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[2c60af75] | 263 | args[nargs++] = argv[i]; // pass argument along |
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[44bca7f] | 264 | } else if ( arg == "-w" ) { |
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[2c60af75] | 265 | args[nargs++] = argv[i]; // pass argument along |
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| 266 | Putenv( argv, arg ); |
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[44bca7f] | 267 | } else if ( prefix( arg, "-W" ) ) { // check before next tests |
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| 268 | if ( arg == "-Werror" || arg == "-Wall" ) { |
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[2c60af75] | 269 | args[nargs++] = argv[i]; // pass argument along |
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| 270 | Putenv( argv, argv[i] ); |
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[44bca7f] | 271 | } else { |
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| 272 | unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2; |
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[2c60af75] | 273 | args[nargs] = argv[i]; // conditionally pass argument along |
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| 274 | const char * warning = argv[i] + adv; // extract warning |
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[af39199d] | 275 | if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp |
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[2c60af75] | 276 | Putenv( argv, arg ); |
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[af39199d] | 277 | } // if |
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[44bca7f] | 278 | nargs += 1; |
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| 279 | } // if |
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[b87a5ed] | 280 | } else if ( prefix( arg, "-B" ) ) { |
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[417a630] | 281 | bprefix = arg.substr(2); // strip the -B flag |
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[b87a5ed] | 282 | } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) { |
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[2c60af75] | 283 | args[nargs++] = argv[i]; // pass argument along |
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[b87a5ed] | 284 | if ( arg == "-E" || arg == "-M" || arg == "-MM" ) { |
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| 285 | cpp_flag = true; // cpp only |
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| 286 | } // if |
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| 287 | link = false; // no linkage required |
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| 288 | } else if ( arg[1] == 'l' ) { |
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| 289 | // if the user specifies a library, load it after user code |
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[2c60af75] | 290 | libs[nlibs++] = argv[i]; |
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[37fe352] | 291 | } else if ( arg == "-m32" ) { |
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| 292 | m32 = true; |
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| 293 | m64 = false; |
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[2c60af75] | 294 | args[nargs++] = argv[i]; |
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[37fe352] | 295 | } else if ( arg == "-m64" ) { |
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| 296 | m64 = true; |
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| 297 | m32 = false; |
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[2c60af75] | 298 | args[nargs++] = argv[i]; |
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[b87a5ed] | 299 | } else { |
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| 300 | // concatenate any other arguments |
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[2c60af75] | 301 | args[nargs++] = argv[i]; |
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[b87a5ed] | 302 | } // if |
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| 303 | } else { |
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[8c63bb4] | 304 | bool cfa = suffix( arg ); // check suffix |
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[4f5a8a2] | 305 | if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ? |
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[2c60af75] | 306 | args[nargs++] = "-x"; |
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| 307 | args[nargs++] = "c"; |
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[8c63bb4] | 308 | } // if |
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[2c60af75] | 309 | args[nargs++] = argv[i]; // concatenate files |
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[4f5a8a2] | 310 | if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ? |
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[2c60af75] | 311 | args[nargs++] = "-x"; |
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| 312 | args[nargs++] = "none"; |
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[dffaeac] | 313 | } // if |
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[b87a5ed] | 314 | nonoptarg = true; |
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| 315 | } // if |
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| 316 | } // for |
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[51b7345] | 317 | |
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[f4530d7] | 318 | #ifdef __x86_64__ |
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| 319 | args[nargs++] = "-mcx16"; // allow double-wide CAS |
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| 320 | #endif // __x86_64__ |
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| 321 | |
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[dffaeac] | 322 | #ifdef __DEBUG_H__ |
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[b87a5ed] | 323 | cerr << "args:"; |
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| 324 | for ( int i = 1; i < nargs; i += 1 ) { |
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| 325 | cerr << " " << args[i]; |
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| 326 | } // for |
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| 327 | cerr << endl; |
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[dffaeac] | 328 | #endif // __DEBUG_H__ |
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[51b7345] | 329 | |
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[bbb1b35] | 330 | // -E flag stops at cc1 stage 1, so cfa-cpp in cc1 stage 2 is never executed. |
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[b87a5ed] | 331 | if ( cpp_flag && CFA_flag ) { |
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[aced69a] | 332 | CFA_flag = false; |
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| 333 | cerr << argv[0] << " warning, both -E and -CFA flags specified, using -E and ignoring -CFA." << endl; |
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[b87a5ed] | 334 | } // if |
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[51b7345] | 335 | |
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[6e4b913] | 336 | // add the CFA include-library paths, which allow direct access to header files without directory qualification |
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[158b026] | 337 | string libbase; |
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| 338 | switch(path) { |
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| 339 | case Installed: |
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[2c60af75] | 340 | args[nargs++] = "-I" CFA_INCDIR; |
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[158b026] | 341 | // do not use during build |
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| 342 | if ( ! noincstd_flag ) { |
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[2c60af75] | 343 | args[nargs++] = "-I" CFA_INCDIR "stdhdr"; |
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[a5121bf] | 344 | } // if |
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[2c60af75] | 345 | args[nargs++] = "-I" CFA_INCDIR "concurrency"; |
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| 346 | args[nargs++] = "-I" CFA_INCDIR "containers"; |
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[158b026] | 347 | libbase = CFA_LIBDIR; |
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| 348 | break; |
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| 349 | case BuildTree: |
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| 350 | case Distributed: |
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[2c60af75] | 351 | args[nargs++] = "-I" TOP_SRCDIR "libcfa/src"; |
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[158b026] | 352 | // do not use during build |
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| 353 | if ( ! noincstd_flag ) { |
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[2c60af75] | 354 | args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr"; |
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[a5121bf] | 355 | } // if |
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[2c60af75] | 356 | args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency"; |
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| 357 | args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/containers"; |
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[158b026] | 358 | |
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| 359 | libbase = TOP_BUILDDIR "libcfa/"; |
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| 360 | |
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| 361 | break; |
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[2c60af75] | 362 | } // if |
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[76c7f65e] | 363 | |
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[a37133c] | 364 | // add stdbool to get defines for bool/true/false |
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[2c60af75] | 365 | args[nargs++] = "-imacros"; |
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| 366 | args[nargs++] = "stdbool.h"; |
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[a37133c] | 367 | |
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[1ee048fd] | 368 | if( compiling_libs ) { |
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[2c60af75] | 369 | Putenv( argv, "-t" ); |
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| 370 | } // if |
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[37fe352] | 371 | |
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[bbb1b35] | 372 | string arch( m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU) ); |
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[13a984c] | 373 | if ( ! m32 && ! m64 ) { |
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| 374 | if ( arch == "x86" ) { |
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[2c60af75] | 375 | args[nargs++] = "-m32"; |
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[13a984c] | 376 | } else if ( arch == "x64" ) { |
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[2c60af75] | 377 | args[nargs++] = "-m64"; |
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[13a984c] | 378 | } // if |
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[dfb7c96] | 379 | } // if |
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[a5121bf] | 380 | |
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[c9e640e] | 381 | const char * config = nolib ? "nolib" : (debug ? "debug": "nodebug"); |
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[a5121bf] | 382 | string libdir = libbase + arch + "-" + config; |
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[dfb7c96] | 383 | |
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[158b026] | 384 | if (path != Distributed) { |
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[bbfd0e0] | 385 | if ( ! nolib && ! dirExists( libdir ) ) { |
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| 386 | cerr << argv[0] << " internal error, configuration " << config << " not installed." << endl; |
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| 387 | cerr << "Was looking for " << libdir << endl; |
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| 388 | for(int i = 1; i < argc; i++) { |
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| 389 | cerr << argv[i] << " "; |
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| 390 | } |
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| 391 | cerr << endl; |
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| 392 | libdir = libbase + arch + "-" + "nolib"; |
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| 393 | } // if |
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[a5121bf] | 394 | |
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[bbfd0e0] | 395 | if ( ! dirExists( libdir ) ) { |
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| 396 | cerr << argv[0] << " internal error, cannot find prelude directory." << endl; |
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| 397 | cerr << "Was looking for " << libdir << endl; |
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| 398 | exit( EXIT_FAILURE ); |
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| 399 | } // if |
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[dfb7c96] | 400 | } // if |
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[a5121bf] | 401 | |
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[c680a4b] | 402 | string preludedir; |
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[158b026] | 403 | switch(path) { |
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[c680a4b] | 404 | case Installed : preludedir = libdir; break; |
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| 405 | case BuildTree : preludedir = libdir + "/prelude"; break; |
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| 406 | case Distributed : preludedir = dir(argv[0]); break; |
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[bbfd0e0] | 407 | } |
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[81e60f7] | 408 | |
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[c680a4b] | 409 | Putenv( argv, "--prelude-dir=" + preludedir ); |
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| 410 | args[nargs++] = "-include"; |
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| 411 | args[nargs++] = (*new string(preludedir + "/defines.hfa")).c_str(); |
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| 412 | |
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[def9d4e] | 413 | for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries |
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[2c60af75] | 414 | args[nargs++] = libs[i]; |
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[def9d4e] | 415 | } // for |
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| 416 | |
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[b87a5ed] | 417 | if ( link ) { |
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[2c60af75] | 418 | args[nargs++] = "-Xlinker"; |
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| 419 | args[nargs++] = "--undefined=__cfaabi_dbg_bits_write"; |
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| 420 | args[nargs++] = "-Xlinker"; |
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| 421 | args[nargs++] = "--undefined=__cfaabi_interpose_startup"; |
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| 422 | args[nargs++] = "-Xlinker"; |
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| 423 | args[nargs++] = "--undefined=__cfaabi_appready_startup"; |
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[c8c0c7c5] | 424 | args[nargs++] = "-z"; |
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| 425 | args[nargs++] = "execstack"; |
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[6bfe5cc] | 426 | |
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[b544afa] | 427 | // include the cfa library in case it is needed |
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[158b026] | 428 | args[nargs++] = ( *new string( string("-L" ) + libdir + (path != Installed ? "/src/.libs" : "")) ).c_str(); |
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| 429 | args[nargs++] = ( *new string( string("-Wl,-rpath," ) + libdir + (path != Installed ? "/src/.libs" : "")) ).c_str(); |
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[2c60af75] | 430 | args[nargs++] = "-Wl,--push-state,--as-needed"; |
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| 431 | args[nargs++] = "-lcfathread"; |
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| 432 | args[nargs++] = "-Wl,--pop-state"; |
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[92a9768] | 433 | args[nargs++] = "-Wl,--push-state,--no-as-needed"; |
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[2c60af75] | 434 | args[nargs++] = "-lcfa"; |
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[92a9768] | 435 | args[nargs++] = "-Wl,--pop-state"; |
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[f4530d7] | 436 | args[nargs++] = "-pthread"; |
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[314dab6] | 437 | #ifdef __x86_64__ |
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[f4530d7] | 438 | args[nargs++] = "-latomic"; // allow double-wide CAS |
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[314dab6] | 439 | #endif // __x86_64__ |
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[2c60af75] | 440 | args[nargs++] = "-ldl"; |
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| 441 | args[nargs++] = "-lrt"; |
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| 442 | args[nargs++] = "-lm"; |
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[51b7345] | 443 | } // if |
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| 444 | |
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[2c60af75] | 445 | args[nargs++] = "-fexceptions"; // add exception flags (unconditionally) |
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[e9145a3] | 446 | |
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[2c60af75] | 447 | // add flags based on the type of compile |
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[8c17ab0] | 448 | |
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[2c60af75] | 449 | args[nargs++] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str(); |
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| 450 | args[nargs++] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str(); |
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| 451 | args[nargs++] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str(); |
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| 452 | args[nargs++] = "-D__CFA__"; |
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| 453 | args[nargs++] = "-D__CFORALL__"; |
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| 454 | args[nargs++] = "-D__cforall"; |
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[51b7345] | 455 | |
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[b87a5ed] | 456 | if ( cpp_flag ) { |
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[2c60af75] | 457 | args[nargs++] = "-D__CPP__"; |
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[b87a5ed] | 458 | } // if |
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[51b7345] | 459 | |
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[b87a5ed] | 460 | if ( CFA_flag ) { |
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[2c60af75] | 461 | Putenv( argv, "-N" ); |
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| 462 | Putenv( argv, "-CFA" ); |
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[bbb1b35] | 463 | // -CFA implies cc1 stage 2, but gcc does not pass the -o file to this stage because it believe the file is for |
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| 464 | // the linker. Hence, the -o file is explicit passed to cc1 stage 2 and used as cfa-cpp's output file. |
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[2c60af75] | 465 | if ( o_file ) Putenv( argv, string( "-o=" ) + argv[o_file] ); |
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[fa477f7] | 466 | } else { |
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[2c60af75] | 467 | Putenv( argv, "-L" ); |
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[b87a5ed] | 468 | } // if |
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[2c60af75] | 469 | |
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[b87a5ed] | 470 | if ( debug ) { |
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| 471 | heading += " (debug)"; |
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[2c60af75] | 472 | args[nargs++] = "-D__CFA_DEBUG__"; |
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[b87a5ed] | 473 | } else { |
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| 474 | heading += " (no debug)"; |
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| 475 | } // if |
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[51b7345] | 476 | |
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[417a630] | 477 | if ( bprefix.length() == 0 ) { |
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[158b026] | 478 | switch(path) { |
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| 479 | case Installed : bprefix = installlibdir; break; |
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| 480 | case BuildTree : bprefix = srcdriverdir ; break; |
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| 481 | case Distributed : bprefix = dir(argv[0]) ; break; |
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[bbfd0e0] | 482 | } |
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[417a630] | 483 | if ( bprefix[bprefix.length() - 1] != '/' ) bprefix += '/'; |
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[81e60f7] | 484 | Putenv( argv, string("-B=") + bprefix ); |
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[b87a5ed] | 485 | } // if |
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[51b7345] | 486 | |
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[2c60af75] | 487 | args[nargs++] = "-Xlinker"; // used by backtrace |
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| 488 | args[nargs++] = "-export-dynamic"; |
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[6bfe5cc] | 489 | |
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[b87a5ed] | 490 | // execute the compilation command |
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[51b7345] | 491 | |
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[b87a5ed] | 492 | args[0] = compiler_path.c_str(); // set compiler command for exec |
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| 493 | // find actual name of the compiler independent of the path to it |
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| 494 | int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/' |
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| 495 | if ( p == -1 ) { |
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| 496 | compiler_name = compiler_path; |
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| 497 | } else { |
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| 498 | compiler_name = *new string( compiler_path.substr( p + 1 ) ); |
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| 499 | } // if |
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[51b7345] | 500 | |
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[b87a5ed] | 501 | if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name |
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[2c60af75] | 502 | args[nargs++] = "-no-integrated-cpp"; |
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| 503 | args[nargs++] = "-Wno-deprecated"; |
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| 504 | #ifdef HAVE_CAST_FUNCTION_TYPE |
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| 505 | args[nargs++] = "-Wno-cast-function-type"; |
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| 506 | #endif // HAVE_CAST_FUNCTION_TYPE |
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[157d094] | 507 | if ( ! std_flag ) { // default c11, if none specified |
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[2c60af75] | 508 | args[nargs++] = "-std=gnu11"; |
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[de62360d] | 509 | } // if |
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[2c60af75] | 510 | args[nargs++] = "-fgnu89-inline"; |
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| 511 | args[nargs++] = "-D__int8_t_defined"; // prevent gcc type-size attributes |
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[417a630] | 512 | args[nargs++] = ( *new string( string("-B") + bprefix ) ).c_str(); |
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[b87a5ed] | 513 | } else { |
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[e24f13a] | 514 | cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl; |
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[b87a5ed] | 515 | exit( EXIT_FAILURE ); |
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| 516 | } // if |
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[51b7345] | 517 | |
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[bbb1b35] | 518 | args[nargs] = nullptr; // terminate |
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[51b7345] | 519 | |
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[dffaeac] | 520 | #ifdef __DEBUG_H__ |
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[b87a5ed] | 521 | cerr << "nargs: " << nargs << endl; |
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| 522 | cerr << "args:" << endl; |
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[bbb1b35] | 523 | for ( int i = 0; args[i] != nullptr; i += 1 ) { |
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[b87a5ed] | 524 | cerr << " \"" << args[i] << "\"" << endl; |
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| 525 | } // for |
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[1ee048fd] | 526 | cerr << endl; |
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[dffaeac] | 527 | #endif // __DEBUG_H__ |
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[51b7345] | 528 | |
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[b87a5ed] | 529 | if ( ! quiet ) { |
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| 530 | cerr << "CFA " << "Version " << Version << heading << endl; |
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| 531 | if ( help ) { |
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| 532 | cerr << |
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| 533 | "-debug\t\t\t: use cfa runtime with debug checking" << endl << |
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| 534 | "-help\t\t\t: print this help message" << endl << |
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| 535 | "-quiet\t\t\t: print no messages from the cfa command" << endl << |
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| 536 | "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl << |
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| 537 | "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl << |
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| 538 | "...\t\t\t: any other " << compiler_name << " flags" << endl; |
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| 539 | } // if |
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[51b7345] | 540 | } // if |
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| 541 | |
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[b87a5ed] | 542 | if ( verbose ) { |
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| 543 | if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc |
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[51b7345] | 544 | |
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[bbb1b35] | 545 | for ( int i = 0; args[i] != nullptr; i += 1 ) { |
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[b87a5ed] | 546 | cerr << args[i] << " "; |
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| 547 | } // for |
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| 548 | cerr << endl; |
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| 549 | } // if |
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[51b7345] | 550 | |
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[b87a5ed] | 551 | if ( ! nonoptarg ) { |
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| 552 | cerr << argv[0] << " error, no input files" << endl; |
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| 553 | exit( EXIT_FAILURE ); |
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| 554 | } // if |
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[51b7345] | 555 | |
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[b87a5ed] | 556 | // execute the command and return the result |
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[51b7345] | 557 | |
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[b87a5ed] | 558 | execvp( args[0], (char *const *)args ); // should not return |
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[2c60af75] | 559 | perror( "CFA Translator error: execvp" ); |
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[b87a5ed] | 560 | exit( EXIT_FAILURE ); |
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[51b7345] | 561 | } // main |
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| 562 | |
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| 563 | // Local Variables: // |
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[b87a5ed] | 564 | // tab-width: 4 // |
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| 565 | // mode: c++ // |
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[51b7345] | 566 | // compile-command: "make install" // |
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| 567 | // End: // |
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