source: driver/cfa.cc@ 155c2a28

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr no_list persistent-indexer pthread-emulation qualifiedEnum
Last change on this file since 155c2a28 was 0e0f128c, checked in by Thierry Delisle <tdelisle@…>, 7 years ago

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc
  • Property mode set to 100644
File size: 18.2 KB
RevLine 
[b87a5ed]1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
[76c7f65e]7// cfa.cc --
[b87a5ed]8//
[51b73452]9// Author : Peter A. Buhr
10// Created On : Tue Aug 20 13:44:49 2002
[201aeb9]11// Last Modified By : Peter A. Buhr
[a37133c]12// Last Modified On : Fri Aug 10 18:17:58 2018
13// Update Count : 259
[b87a5ed]14//
[51b73452]15
16#include <iostream>
[b87a5ed]17#include <cstdio> // perror
18#include <cstdlib> // putenv, exit
19#include <unistd.h> // execvp
20#include <string> // STL version
[44bca7f]21#include <string.h> // strcmp
[51b73452]22
[37fe352]23#include <sys/types.h>
24#include <sys/stat.h>
25
[44bca7f]26#include "Common/SemanticError.h"
[b87a5ed]27#include "config.h" // configure info
[51b73452]28
29using std::cerr;
30using std::endl;
31using std::string;
[47a8d17]32using std::to_string;
[51b73452]33
34
35//#define __DEBUG_H__
36
37
38bool prefix( string arg, string pre ) {
[b87a5ed]39 return arg.substr( 0, pre.size() ) == pre;
[51b73452]40} // prefix
41
[dffaeac]42enum { NumSuffixes = 2 };
43const string suffixes[NumSuffixes] = { "cfa", "hfa", };
44
45bool suffix( string arg ) {
46 //std::cerr << arg << std::endl;
47 size_t dot = arg.find_last_of( "." );
48 //std::cerr << dot << " " << (dot != string::npos ? arg.substr( dot + 1 ) : "fred" ) << std::endl;
49 if ( dot == string::npos ) return false;
50 string sx = arg.substr( dot + 1 );
51 for ( int i = 0; i < NumSuffixes; i += 1 ) {
52 if ( sx == suffixes[i] ) return true;
53 } // for
54 return false;
55} // suffix
56
[51b73452]57
58void shuffle( const char *args[], int S, int E, int N ) {
[b87a5ed]59 // S & E index 1 passed the end so adjust with -1
[dffaeac]60 #ifdef __DEBUG_H__
[b87a5ed]61 cerr << "shuffle:" << S << " " << E << " " << N << endl;
[dffaeac]62 #endif // __DEBUG_H__
[b87a5ed]63 for ( int j = E-1 + N; j > S-1 + N; j -=1 ) {
[dffaeac]64 #ifdef __DEBUG_H__
[b87a5ed]65 cerr << "\t" << j << " " << j-N << endl;
[dffaeac]66 #endif // __DEBUG_H__
[b87a5ed]67 args[j] = args[j-N];
68 } // for
[51b73452]69} // shuffle
70
[37fe352]71static inline bool dirExists(const string & path) {
72 struct stat info;
73 if(stat( path.c_str(), &info ) != 0)
74 return false;
75 else if(info.st_mode & S_IFDIR)
76 return true;
77 else
78 return false;
79} //dirExists
80
[51b73452]81
[4b1afb6]82#define str(s) #s
83
[51b73452]84int main( int argc, char *argv[] ) {
[4b1afb6]85 string Version( CFA_VERSION_LONG ); // current version number from CONFIG
86 string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) );
[51b73452]87
[a5121bf]88 string installincdir( CFA_INCDIR ); // fixed location of include files
89 string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed
90 string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree
[51b73452]91
[b87a5ed]92 string heading; // banner printed at start of cfa compilation
93 string arg; // current command-line argument during command-line parsing
94 string Bprefix; // path where gcc looks for compiler command steps
95 string langstd; // language standard
[51b73452]96
[e24f13a]97 string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]98 string compiler_name; // name of C compiler
[51b73452]99
[b87a5ed]100 bool nonoptarg = false; // indicates non-option argument specified
101 bool link = true; // linking as well as compiling
102 bool verbose = false; // -v flag
103 bool quiet = false; // -quiet flag
104 bool debug = true; // -debug flag
105 bool help = false; // -help flag
106 bool CFA_flag = false; // -CFA flag
107 bool cpp_flag = false; // -E or -M flag, preprocessor only
[de62360d]108 bool std_flag = false; // -std= flag
[d746bc8]109 bool noincstd_flag = false; // -no-include-stdhdr= flag
[dffaeac]110 bool xflag = false; // user supplied -x flag
[6e4b913]111 bool debugging __attribute(( unused )) = false; // -g flag
[37fe352]112 bool m32 = false; // -m32 flag
113 bool m64 = false; // -m64 flag
114 bool intree = false;
[51b73452]115
[b87a5ed]116 const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
117 int sargs = 1; // starting location for arguments in args list
118 int nargs = sargs; // number of arguments in args list; 0 => command name
[51b73452]119
[b87a5ed]120 const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
121 int nlibs = 0;
[51b73452]122
[dffaeac]123 #ifdef __DEBUG_H__
[b87a5ed]124 cerr << "CFA:" << endl;
[dffaeac]125 #endif // __DEBUG_H__
[51b73452]126
[b87a5ed]127 // process command-line arguments
[51b73452]128
[b87a5ed]129 for ( int i = 1; i < argc; i += 1 ) {
[dffaeac]130 #ifdef __DEBUG_H__
[b87a5ed]131 cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
[dffaeac]132 #endif // __DEBUG_H__
[b87a5ed]133 arg = argv[i]; // convert to string value
[dffaeac]134 #ifdef __DEBUG_H__
[b87a5ed]135 cerr << "arg:\"" << arg << "\"" << endl;
[dffaeac]136 #endif // __DEBUG_H__
[b87a5ed]137 if ( prefix( arg, "-" ) ) {
138 // pass through arguments
139
140 if ( arg == "-Xlinker" || arg == "-o" ) {
141 args[nargs] = argv[i]; // pass the argument along
142 nargs += 1;
143 i += 1;
144 if ( i == argc ) continue; // next argument available ?
145 args[nargs] = argv[i]; // pass the argument along
146 nargs += 1;
147 } else if ( arg == "-XCFA" ) { // CFA pass through
148 i += 1;
149 args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str();
150 nargs += 1;
151
152 // CFA specific arguments
153
154 } else if ( arg == "-CFA" ) {
155 CFA_flag = true; // strip the -CFA flag
156 link = false;
157 args[nargs] = "-E"; // replace the argument with -E
158 nargs += 1;
159 } else if ( arg == "-debug" ) {
160 debug = true; // strip the debug flag
161 } else if ( arg == "-nodebug" ) {
162 debug = false; // strip the nodebug flag
163 } else if ( arg == "-quiet" ) {
164 quiet = true; // strip the quiet flag
165 } else if ( arg == "-noquiet" ) {
166 quiet = false; // strip the noquiet flag
167 } else if ( arg == "-help" ) {
168 help = true; // strip the help flag
169 } else if ( arg == "-nohelp" ) {
170 help = false; // strip the nohelp flag
[d746bc8]171 } else if ( arg == "-no-include-stdhdr" ) {
172 noincstd_flag = true; // strip the no-include-stdhdr flag
[37fe352]173 } else if ( arg == "-in-tree" ) {
174 intree = true;
[b87a5ed]175 } else if ( arg == "-compiler" ) {
176 // use the user specified compiler
177 i += 1;
178 if ( i == argc ) continue; // next argument available ?
179 compiler_path = argv[i];
180 if ( putenv( (char *)( *new string( string( "__U_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) {
181 cerr << argv[0] << " error, cannot set environment variable." << endl;
182 exit( EXIT_FAILURE );
183 } // if
184
[de62360d]185 // C specific arguments
[b87a5ed]186
187 } else if ( arg == "-v" ) {
188 verbose = true; // verbosity required
189 args[nargs] = argv[i]; // pass the argument along
190 nargs += 1;
191 } else if ( arg == "-g" ) {
192 debugging = true; // symbolic debugging required
193 args[nargs] = argv[i]; // pass the argument along
194 nargs += 1;
[e3215c5]195 } else if ( prefix( arg, "-std=" ) || prefix( arg, "--std=" ) ) {
[53ba273]196 std_flag = true; // -std=XX provided
[de62360d]197 args[nargs] = argv[i]; // pass the argument along
198 nargs += 1;
[dffaeac]199 } else if ( arg == "-x" ) {
200 xflag = true;
[e3215c5]201 args[nargs] = argv[i]; // pass the argument along
202 nargs += 1;
203 i += 1; // advance to argument
204 args[nargs] = argv[i]; // pass the argument along
205 nargs += 1;
[dffaeac]206 // args[nargs] = ( *new string( string("-D__GCC_X__=") + argv[i] ) ).c_str(); // add the argument for -x
207 // nargs += 1;
208 } else if ( prefix( arg, "-x" ) ) {
209 xflag = true;
[e3215c5]210 args[nargs] = argv[i]; // pass the argument along
211 nargs += 1;
[dffaeac]212 // args[nargs] = ( *new string( string("-D__GCC_X__=") + arg.substr(2) ) ).c_str(); // add the argument for -x
213 // nargs += 1;
[44bca7f]214 } else if ( arg == "-w" ) {
215 args[nargs] = argv[i]; // pass the argument along
216 nargs += 1;
217 args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
218 nargs += 1;
219 } else if ( prefix( arg, "-W" ) ) { // check before next tests
220 if ( arg == "-Werror" || arg == "-Wall" ) {
221 args[nargs] = argv[i]; // pass the argument along
222 nargs += 1;
223 args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
224 nargs += 1;
225 } else {
226 unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2;
227 args[nargs] = argv[i]; // conditionally pass the argument along
[af39199d]228 const char * warning = argv[i] + adv; // extract warning
229 if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp
230 args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str();
231 } // if
[44bca7f]232 nargs += 1;
233 } // if
[b87a5ed]234 } else if ( prefix( arg, "-B" ) ) {
235 Bprefix = arg.substr(2); // strip the -B flag
236 args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
237 nargs += 1;
238 } else if ( prefix( arg, "-b" ) ) {
239 if ( arg.length() == 2 ) { // separate argument ?
240 i += 1;
241 if ( i == argc ) continue; // next argument available ?
242 arg += argv[i]; // concatenate argument
243 } // if
244 // later versions of gcc require the -b option to appear at the start of the command line
245 shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
246 args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
247 if ( putenv( (char *)( *new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) {
248 cerr << argv[0] << " error, cannot set environment variable." << endl;
249 exit( EXIT_FAILURE );
250 } // if
251 sargs += 1;
252 nargs += 1;
253 } else if ( prefix( arg, "-V" ) ) {
254 if ( arg.length() == 2 ) { // separate argument ?
255 i += 1;
256 if ( i == argc ) continue; // next argument available ?
257 arg += argv[i]; // concatenate argument
258 } // if
259 // later versions of gcc require the -V option to appear at the start of the command line
260 shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
261 args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
262 if ( putenv( (char *)( *new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) {
263 cerr << argv[0] << " error, cannot set environment variable." << endl;
264 exit( EXIT_FAILURE );
265 } // if
266 sargs += 1;
267 nargs += 1;
268 } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) {
269 args[nargs] = argv[i]; // pass the argument along
270 nargs += 1;
271 if ( arg == "-E" || arg == "-M" || arg == "-MM" ) {
272 cpp_flag = true; // cpp only
273 } // if
274 link = false; // no linkage required
275 } else if ( arg[1] == 'l' ) {
276 // if the user specifies a library, load it after user code
277 libs[nlibs] = argv[i];
278 nlibs += 1;
[37fe352]279 } else if ( arg == "-m32" ) {
280 m32 = true;
281 m64 = false;
282 args[nargs] = argv[i];
283 nargs += 1;
284 } else if ( arg == "-m64" ) {
285 m64 = true;
286 m32 = false;
287 args[nargs] = argv[i];
288 nargs += 1;
[b87a5ed]289 } else {
290 // concatenate any other arguments
291 args[nargs] = argv[i];
292 nargs += 1;
293 } // if
294 } else {
[dffaeac]295 bool opt = false;
296 if ( ! xflag && suffix( arg ) ) {
297 args[nargs] = "-x";
298 nargs += 1;
299 args[nargs] = "c";
300 nargs += 1;
301 // args[nargs] = ( *new string( string("-D__GCC_X__=c") ) ).c_str(); // add the argument for -x
302 // nargs += 1;
303 opt = true;
304 } // if
[b87a5ed]305 // concatenate other arguments
306 args[nargs] = argv[i];
307 nargs += 1;
[dffaeac]308 if ( opt ) {
309 args[nargs] = "-x";
310 nargs += 1;
311 args[nargs] = "none";
312 nargs += 1;
313 // args[nargs] = ( *new string( string("-D__GCC_X__=none") ) ).c_str(); // add the argument for -x
314 // nargs += 1;
315 } // if
[b87a5ed]316 nonoptarg = true;
[dffaeac]317 xflag = false;
[b87a5ed]318 } // if
319 } // for
[51b73452]320
[dffaeac]321 #ifdef __x86_64__
[a83d08b]322 args[nargs] = "-mcx16"; // allow double-wide CAA
323 nargs += 1;
[dffaeac]324 #endif // __x86_64__
[e3215c5]325
[dffaeac]326 #ifdef __DEBUG_H__
[b87a5ed]327 cerr << "args:";
328 for ( int i = 1; i < nargs; i += 1 ) {
329 cerr << " " << args[i];
330 } // for
331 cerr << endl;
[dffaeac]332 #endif // __DEBUG_H__
[51b73452]333
[b87a5ed]334 if ( cpp_flag && CFA_flag ) {
335 cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
336 exit( EXIT_FAILURE );
337 } // if
[51b73452]338
[6e4b913]339 // add the CFA include-library paths, which allow direct access to header files without directory qualification
[a5121bf]340 if( !intree ) {
341 args[nargs] = "-I" CFA_INCDIR;
[d746bc8]342 nargs += 1;
[a5121bf]343 if ( ! noincstd_flag ) { // do not use during build
344 args[nargs] = "-I" CFA_INCDIR "/stdhdr";
345 nargs += 1;
346 } // if
347 args[nargs] = "-I" CFA_INCDIR "/concurrency";
348 nargs += 1;
349 args[nargs] = "-I" CFA_INCDIR "/containers";
350 nargs += 1;
351 } else {
352 args[nargs] = "-I" TOP_SRCDIR "libcfa/src";
353 nargs += 1;
354 if ( ! noincstd_flag ) { // do not use during build
355 args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr";
356 nargs += 1;
357 } // if
358 args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency";
359 nargs += 1;
360 args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/containers";
361 nargs += 1;
362 }
[76c7f65e]363
[a37133c]364 // add stdbool to get defines for bool/true/false
365 args[nargs] = "-imacros";
366 nargs += 1;
367 args[nargs] = "stdbool.h";
368 nargs += 1;
369
[a5121bf]370 string libbase;
[37fe352]371 if( !intree ) {
[a5121bf]372 libbase = CFA_LIBDIR;
[37fe352]373 } else {
[a5121bf]374 libbase = TOP_BUILDDIR "libcfa/";
[37fe352]375 args[nargs] = "-D__CFA_FLAG__=-t";
376 nargs += 1;
377 }
378
[a5121bf]379 const char * const arch = m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU);
380 const char * config = debug ? "debug": "nodebug";
381 string libdir = libbase + arch + "-" + config;
382 if( !dirExists(libdir) ) {
383 cerr << argv[0] << " internal error, configuration " << config << " not installed." << endl;
384 cerr << "Was looking for " << libdir << endl;
385 libdir = libbase + arch + "-" + "nolib";
386 }
387
388 if( !dirExists(libdir) ) {
389 cerr << argv[0] << " internal error, cannot find prelude directory." << endl;
390 cerr << "Was looking for " << libdir << endl;
391 exit( EXIT_FAILURE );
392 }
393
394 args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + libdir + (intree ? "/prelude" : "")) ).c_str();
395 nargs += 1;
396
[b87a5ed]397 if ( link ) {
[6bfe5cc]398 args[nargs] = "-Xlinker";
399 nargs += 1;
400 args[nargs] = "--undefined=__cfaabi_dbg_bits_write";
401 nargs += 1;
402 args[nargs] = "-Xlinker";
403 nargs += 1;
404 args[nargs] = "--undefined=__cfaabi_interpose_startup";
405 nargs += 1;
[c2ea058]406 args[nargs] = "-Xlinker";
407 nargs += 1;
408 args[nargs] = "--undefined=__cfaabi_appready_startup";
409 nargs += 1;
[1997b4e]410 args[nargs] = "-Xlinker";
411 nargs += 1;
412 args[nargs] = "--undefined=__cfaabi_dbg_record";
413 nargs += 1;
[6bfe5cc]414
[b87a5ed]415 // include the cfa library in case it's needed
[a5121bf]416 args[nargs] = ( *new string( string("-L" ) + libdir + (intree ? "/src" : "")) ).c_str();
417 nargs += 1;
[37fe352]418 args[nargs] = "-lcfa";
[51b73452]419 nargs += 1;
[63f78f0]420 args[nargs] = "-lpthread";
421 nargs += 1;
[9d944b2]422 args[nargs] = "-ldl";
423 nargs += 1;
[c5ac6d5]424 args[nargs] = "-lrt";
425 nargs += 1;
[51b73452]426 } // if
427
[e9145a3]428 // Add exception flags (unconditionally)
429 args[nargs] = "-fexceptions";
430 nargs += 1;
431
[b87a5ed]432 // add the correct set of flags based on the type of compile this is
[8c17ab0]433
[ec129c4]434 args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
[51b73452]435 nargs += 1;
[b87a5ed]436 args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
[51b73452]437 nargs += 1;
[ec129c4]438 args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
[1db21619]439 nargs += 1;
[4c82a3c]440 args[nargs] = "-D__CFA__";
441 nargs += 1;
442 args[nargs] = "-D__CFORALL__";
[02e5ab6]443 nargs += 1;
[6acb935]444 args[nargs] = "-D__cforall";
445 nargs += 1;
[51b73452]446
[b87a5ed]447 if ( cpp_flag ) {
448 args[nargs] = "-D__CPP__";
449 nargs += 1;
450 } // if
[51b73452]451
[fa477f7]452 shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
453 nargs += 1;
[b87a5ed]454 if ( CFA_flag ) {
[fa477f7]455 args[sargs] = "-D__CFA_FLAG__=-N";
[4c82a3c]456 args[nargs] = "-D__CFA_PREPROCESS_";
[b87a5ed]457 nargs += 1;
[fa477f7]458 } else {
459 args[sargs] = "-D__CFA_FLAG__=-L";
[b87a5ed]460 } // if
[fa477f7]461 sargs += 1;
[51b73452]462
[b87a5ed]463 if ( debug ) {
464 heading += " (debug)";
465 args[nargs] = "-D__CFA_DEBUG__";
466 nargs += 1;
467 } else {
468 heading += " (no debug)";
469 } // if
[51b73452]470
[b87a5ed]471 if ( Bprefix.length() == 0 ) {
[a5121bf]472 Bprefix = !intree ? installlibdir : srcdriverdir;
[b87a5ed]473 args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
474 nargs += 1;
475 } // if
[51b73452]476
[37fe352]477 args[nargs] = "-Xlinker"; // used by backtrace
478 nargs += 1;
479 args[nargs] = "-export-dynamic";
480 nargs += 1;
[6bfe5cc]481
[b87a5ed]482 // execute the compilation command
[51b73452]483
[b87a5ed]484 args[0] = compiler_path.c_str(); // set compiler command for exec
485 // find actual name of the compiler independent of the path to it
486 int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
487 if ( p == -1 ) {
488 compiler_name = compiler_path;
489 } else {
490 compiler_name = *new string( compiler_path.substr( p + 1 ) );
491 } // if
[51b73452]492
[b87a5ed]493 if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
494 args[nargs] = "-no-integrated-cpp";
495 nargs += 1;
[76c7f65e]496 args[nargs] = "-Wno-deprecated";
[b87a5ed]497 nargs += 1;
[157d094]498 if ( ! std_flag ) { // default c11, if none specified
499 args[nargs] = "-std=gnu11";
[de62360d]500 nargs += 1;
501 } // if
[76c7f65e]502 args[nargs] = "-fgnu89-inline";
[6e991d6]503 nargs += 1;
[201aeb9]504 args[nargs] = "-D__int8_t_defined"; // prevent gcc type-size attributes
505 nargs += 1;
[b87a5ed]506 args[nargs] = ( *new string( string("-B") + Bprefix + "/" ) ).c_str();
507 nargs += 1;
[d3b7937]508 args[nargs] = "-lm";
509 nargs += 1;
[b87a5ed]510 } else {
[e24f13a]511 cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
[b87a5ed]512 exit( EXIT_FAILURE );
513 } // if
[51b73452]514
[b87a5ed]515 for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
516 args[nargs] = libs[i];
517 nargs += 1;
518 } // for
[51b73452]519
[b87a5ed]520 args[nargs] = NULL; // terminate with NULL
[51b73452]521
[dffaeac]522 #ifdef __DEBUG_H__
[b87a5ed]523 cerr << "nargs: " << nargs << endl;
524 cerr << "args:" << endl;
525 for ( int i = 0; args[i] != NULL; i += 1 ) {
526 cerr << " \"" << args[i] << "\"" << endl;
527 } // for
[dffaeac]528 #endif // __DEBUG_H__
[51b73452]529
[b87a5ed]530 if ( ! quiet ) {
531 cerr << "CFA " << "Version " << Version << heading << endl;
532
533 if ( help ) {
534 cerr <<
535 "-debug\t\t\t: use cfa runtime with debug checking" << endl <<
536 "-help\t\t\t: print this help message" << endl <<
537 "-quiet\t\t\t: print no messages from the cfa command" << endl <<
538 "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
539 "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
540 "...\t\t\t: any other " << compiler_name << " flags" << endl;
541 } // if
[51b73452]542 } // if
543
[b87a5ed]544 if ( verbose ) {
545 if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
[51b73452]546
[b87a5ed]547 for ( int i = 0; args[i] != NULL; i += 1 ) {
548 cerr << args[i] << " ";
549 } // for
550 cerr << endl;
551 } // if
[51b73452]552
[b87a5ed]553 if ( ! nonoptarg ) {
554 cerr << argv[0] << " error, no input files" << endl;
555 exit( EXIT_FAILURE );
556 } // if
[51b73452]557
[b87a5ed]558 // execute the command and return the result
[51b73452]559
[b87a5ed]560 execvp( args[0], (char *const *)args ); // should not return
561 perror( "CFA Translator error: cfa level, execvp" );
562 exit( EXIT_FAILURE );
[51b73452]563} // main
564
565// Local Variables: //
[b87a5ed]566// tab-width: 4 //
567// mode: c++ //
[51b73452]568// compile-command: "make install" //
569// End: //
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