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source: driver/cfa.cc @ dfb7c96

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsdeferred_resnenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprno_listpersistent-indexerpthread-emulationqualifiedEnum

Last change on this file since dfb7c96 was dfb7c96, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago
temporary patch to implicitly add -m32 for 32-bit compiles
Property mode set to `100644`
File size: 18.4 KB

Rev	Line
[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	//
[51b7345]	9	// Author : Peter A. Buhr
	10	// Created On : Tue Aug 20 13:44:49 2002
[201aeb9]	11	// Last Modified By : Peter A. Buhr
[dfb7c96]	12	// Last Modified On : Thu Aug 23 15:41:55 2018
	13	// Update Count : 270
[b87a5ed]	14	//
[51b7345]	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
[51b7345]	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
[51b7345]	28
	29	using std::cerr;
	30	using std::endl;
	31	using std::string;
[47a8d17]	32	using std::to_string;
[51b7345]	33
	34
	35	//#define __DEBUG_H__
	36
	37
	38	bool prefix( string arg, string pre ) {
[b87a5ed]	39	return arg.substr( 0, pre.size() ) == pre;
[51b7345]	40	} // prefix
	41
[dffaeac]	42	enum { NumSuffixes = 2 };
	43	const string suffixes[NumSuffixes] = { "cfa", "hfa", };
	44
[b740f0b]	45	void suffix( string arg, const char * args[], int & nargs ) {
[dffaeac]	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;
[b740f0b]	49	if ( dot == string::npos ) return;
[dffaeac]	50	string sx = arg.substr( dot + 1 );
	51	for ( int i = 0; i < NumSuffixes; i += 1 ) {
[b740f0b]	52	if ( sx == suffixes[i] ) {
	53	args[nargs] = "-x";
	54	nargs += 1;
	55	args[nargs] = "c";
	56	nargs += 1;
	57	return;
	58	} // if
[dffaeac]	59	} // for
	60	} // suffix
	61
[51b7345]	62
	63	void shuffle( const char *args[], int S, int E, int N ) {
[b87a5ed]	64	// S & E index 1 passed the end so adjust with -1
[dffaeac]	65	#ifdef __DEBUG_H__
[b87a5ed]	66	cerr << "shuffle:" << S << " " << E << " " << N << endl;
[dffaeac]	67	#endif // __DEBUG_H__
[b87a5ed]	68	for ( int j = E-1 + N; j > S-1 + N; j -=1 ) {
[dffaeac]	69	#ifdef __DEBUG_H__
[b87a5ed]	70	cerr << "\t" << j << " " << j-N << endl;
[dffaeac]	71	#endif // __DEBUG_H__
[b87a5ed]	72	args[j] = args[j-N];
	73	} // for
[51b7345]	74	} // shuffle
	75
[37fe352]	76	static inline bool dirExists(const string & path) {
	77	struct stat info;
	78	if(stat( path.c_str(), &info ) != 0)
	79	return false;
	80	else if(info.st_mode & S_IFDIR)
	81	return true;
	82	else
	83	return false;
	84	} //dirExists
	85
[51b7345]	86
[4b1afb6]	87	#define str(s) #s
	88
[51b7345]	89	int main( int argc, char *argv[] ) {
[4b1afb6]	90	string Version( CFA_VERSION_LONG ); // current version number from CONFIG
	91	string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) );
[51b7345]	92
[d6f4488]	93	string installincdir( CFA_INCDIR ); // fixed location of include files
	94	string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed
	95	string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree
[51b7345]	96
[b87a5ed]	97	string heading; // banner printed at start of cfa compilation
	98	string arg; // current command-line argument during command-line parsing
	99	string Bprefix; // path where gcc looks for compiler command steps
	100	string langstd; // language standard
[51b7345]	101
[e24f13a]	102	string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]	103	string compiler_name; // name of C compiler
[51b7345]	104
[b87a5ed]	105	bool nonoptarg = false; // indicates non-option argument specified
	106	bool link = true; // linking as well as compiling
	107	bool verbose = false; // -v flag
	108	bool quiet = false; // -quiet flag
	109	bool debug = true; // -debug flag
	110	bool help = false; // -help flag
	111	bool CFA_flag = false; // -CFA flag
	112	bool cpp_flag = false; // -E or -M flag, preprocessor only
[de62360d]	113	bool std_flag = false; // -std= flag
[d746bc8]	114	bool noincstd_flag = false; // -no-include-stdhdr= flag
[dffaeac]	115	bool xflag = false; // user supplied -x flag
[6e4b913]	116	bool debugging __attribute(( unused )) = false; // -g flag
[37fe352]	117	bool m32 = false; // -m32 flag
	118	bool m64 = false; // -m64 flag
	119	bool intree = false;
[51b7345]	120
[b87a5ed]	121	const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
	122	int sargs = 1; // starting location for arguments in args list
	123	int nargs = sargs; // number of arguments in args list; 0 => command name
[51b7345]	124
[b87a5ed]	125	const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
	126	int nlibs = 0;
[51b7345]	127
[dffaeac]	128	#ifdef __DEBUG_H__
[b87a5ed]	129	cerr << "CFA:" << endl;
[dffaeac]	130	#endif // __DEBUG_H__
[51b7345]	131
[b87a5ed]	132	// process command-line arguments
[51b7345]	133
[b87a5ed]	134	for ( int i = 1; i < argc; i += 1 ) {
[dffaeac]	135	#ifdef __DEBUG_H__
[b87a5ed]	136	cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
[dffaeac]	137	#endif // __DEBUG_H__
[b87a5ed]	138	arg = argv[i]; // convert to string value
[dffaeac]	139	#ifdef __DEBUG_H__
[b87a5ed]	140	cerr << "arg:\"" << arg << "\"" << endl;
[dffaeac]	141	#endif // __DEBUG_H__
[b87a5ed]	142	if ( prefix( arg, "-" ) ) {
	143	// pass through arguments
	144
	145	if ( arg == "-Xlinker" \|\| arg == "-o" ) {
	146	args[nargs] = argv[i]; // pass the argument along
	147	nargs += 1;
	148	i += 1;
	149	if ( i == argc ) continue; // next argument available ?
	150	args[nargs] = argv[i]; // pass the argument along
	151	nargs += 1;
	152	} else if ( arg == "-XCFA" ) { // CFA pass through
	153	i += 1;
	154	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str();
	155	nargs += 1;
	156
	157	// CFA specific arguments
	158
	159	} else if ( arg == "-CFA" ) {
	160	CFA_flag = true; // strip the -CFA flag
	161	link = false;
	162	args[nargs] = "-E"; // replace the argument with -E
	163	nargs += 1;
	164	} else if ( arg == "-debug" ) {
	165	debug = true; // strip the debug flag
	166	} else if ( arg == "-nodebug" ) {
	167	debug = false; // strip the nodebug flag
	168	} else if ( arg == "-quiet" ) {
	169	quiet = true; // strip the quiet flag
	170	} else if ( arg == "-noquiet" ) {
	171	quiet = false; // strip the noquiet flag
	172	} else if ( arg == "-help" ) {
	173	help = true; // strip the help flag
	174	} else if ( arg == "-nohelp" ) {
	175	help = false; // strip the nohelp flag
[d746bc8]	176	} else if ( arg == "-no-include-stdhdr" ) {
	177	noincstd_flag = true; // strip the no-include-stdhdr flag
[37fe352]	178	} else if ( arg == "-in-tree" ) {
	179	intree = true;
[b87a5ed]	180	} else if ( arg == "-compiler" ) {
	181	// use the user specified compiler
	182	i += 1;
	183	if ( i == argc ) continue; // next argument available ?
	184	compiler_path = argv[i];
[d6f4488]	185	if ( putenv( (char )( new string( string( "__CFA_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) {
[b87a5ed]	186	cerr << argv[0] << " error, cannot set environment variable." << endl;
	187	exit( EXIT_FAILURE );
	188	} // if
	189
[de62360d]	190	// C specific arguments
[b87a5ed]	191
	192	} else if ( arg == "-v" ) {
	193	verbose = true; // verbosity required
	194	args[nargs] = argv[i]; // pass the argument along
	195	nargs += 1;
	196	} else if ( arg == "-g" ) {
	197	debugging = true; // symbolic debugging required
	198	args[nargs] = argv[i]; // pass the argument along
	199	nargs += 1;
[e3215c5]	200	} else if ( prefix( arg, "-std=" ) \|\| prefix( arg, "--std=" ) ) {
[53ba273]	201	std_flag = true; // -std=XX provided
[de62360d]	202	args[nargs] = argv[i]; // pass the argument along
	203	nargs += 1;
[dffaeac]	204	} else if ( arg == "-x" ) {
	205	xflag = true;
[e3215c5]	206	args[nargs] = argv[i]; // pass the argument along
	207	nargs += 1;
	208	i += 1; // advance to argument
	209	args[nargs] = argv[i]; // pass the argument along
	210	nargs += 1;
[dffaeac]	211	// args[nargs] = ( *new string( string("-D__GCC_X__=") + argv[i] ) ).c_str(); // add the argument for -x
	212	// nargs += 1;
	213	} else if ( prefix( arg, "-x" ) ) {
	214	xflag = true;
[e3215c5]	215	args[nargs] = argv[i]; // pass the argument along
	216	nargs += 1;
[dffaeac]	217	// args[nargs] = ( *new string( string("-D__GCC_X__=") + arg.substr(2) ) ).c_str(); // add the argument for -x
	218	// nargs += 1;
[44bca7f]	219	} else if ( arg == "-w" ) {
	220	args[nargs] = argv[i]; // pass the argument along
	221	nargs += 1;
	222	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
	223	nargs += 1;
	224	} else if ( prefix( arg, "-W" ) ) { // check before next tests
	225	if ( arg == "-Werror" \|\| arg == "-Wall" ) {
	226	args[nargs] = argv[i]; // pass the argument along
	227	nargs += 1;
	228	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
	229	nargs += 1;
	230	} else {
	231	unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2;
	232	args[nargs] = argv[i]; // conditionally pass the argument along
[af39199d]	233	const char * warning = argv[i] + adv; // extract warning
	234	if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp
	235	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str();
	236	} // if
[44bca7f]	237	nargs += 1;
	238	} // if
[b87a5ed]	239	} else if ( prefix( arg, "-B" ) ) {
	240	Bprefix = arg.substr(2); // strip the -B flag
	241	args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
	242	nargs += 1;
	243	} else if ( prefix( arg, "-b" ) ) {
	244	if ( arg.length() == 2 ) { // separate argument ?
	245	i += 1;
	246	if ( i == argc ) continue; // next argument available ?
	247	arg += argv[i]; // concatenate argument
	248	} // if
	249	// later versions of gcc require the -b option to appear at the start of the command line
	250	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	251	args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
	252	if ( putenv( (char )( new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) {
	253	cerr << argv[0] << " error, cannot set environment variable." << endl;
	254	exit( EXIT_FAILURE );
	255	} // if
	256	sargs += 1;
	257	nargs += 1;
	258	} else if ( prefix( arg, "-V" ) ) {
	259	if ( arg.length() == 2 ) { // separate argument ?
	260	i += 1;
	261	if ( i == argc ) continue; // next argument available ?
	262	arg += argv[i]; // concatenate argument
	263	} // if
	264	// later versions of gcc require the -V option to appear at the start of the command line
	265	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	266	args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
	267	if ( putenv( (char )( new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) {
	268	cerr << argv[0] << " error, cannot set environment variable." << endl;
	269	exit( EXIT_FAILURE );
	270	} // if
	271	sargs += 1;
	272	nargs += 1;
	273	} else if ( arg == "-c" \|\| arg == "-S" \|\| arg == "-E" \|\| arg == "-M" \|\| arg == "-MM" ) {
	274	args[nargs] = argv[i]; // pass the argument along
	275	nargs += 1;
	276	if ( arg == "-E" \|\| arg == "-M" \|\| arg == "-MM" ) {
	277	cpp_flag = true; // cpp only
	278	} // if
	279	link = false; // no linkage required
	280	} else if ( arg[1] == 'l' ) {
	281	// if the user specifies a library, load it after user code
	282	libs[nlibs] = argv[i];
	283	nlibs += 1;
[37fe352]	284	} else if ( arg == "-m32" ) {
	285	m32 = true;
	286	m64 = false;
	287	args[nargs] = argv[i];
	288	nargs += 1;
	289	} else if ( arg == "-m64" ) {
	290	m64 = true;
	291	m32 = false;
	292	args[nargs] = argv[i];
	293	nargs += 1;
[b87a5ed]	294	} else {
	295	// concatenate any other arguments
	296	args[nargs] = argv[i];
	297	nargs += 1;
	298	} // if
	299	} else {
[dffaeac]	300	bool opt = false;
[b740f0b]	301	if ( ! xflag ) {
	302	suffix( arg, args, nargs ); // check suffix
[dffaeac]	303	// args[nargs] = ( *new string( string("-D__GCC_X__=c") ) ).c_str(); // add the argument for -x
	304	// nargs += 1;
	305	opt = true;
	306	} // if
[b87a5ed]	307	// concatenate other arguments
	308	args[nargs] = argv[i];
	309	nargs += 1;
[dffaeac]	310	if ( opt ) {
	311	args[nargs] = "-x";
	312	nargs += 1;
	313	args[nargs] = "none";
	314	nargs += 1;
	315	// args[nargs] = ( *new string( string("-D__GCC_X__=none") ) ).c_str(); // add the argument for -x
	316	// nargs += 1;
	317	} // if
[b87a5ed]	318	nonoptarg = true;
[dffaeac]	319	xflag = false;
[b87a5ed]	320	} // if
	321	} // for
[51b7345]	322
[dffaeac]	323	#ifdef __x86_64__
[a83d08b]	324	args[nargs] = "-mcx16"; // allow double-wide CAA
	325	nargs += 1;
[dffaeac]	326	#endif // __x86_64__
[e3215c5]	327
[dffaeac]	328	#ifdef __DEBUG_H__
[b87a5ed]	329	cerr << "args:";
	330	for ( int i = 1; i < nargs; i += 1 ) {
	331	cerr << " " << args[i];
	332	} // for
	333	cerr << endl;
[dffaeac]	334	#endif // __DEBUG_H__
[51b7345]	335
[b87a5ed]	336	if ( cpp_flag && CFA_flag ) {
	337	cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
	338	exit( EXIT_FAILURE );
	339	} // if
[51b7345]	340
[6e4b913]	341	// add the CFA include-library paths, which allow direct access to header files without directory qualification
[a5121bf]	342	if( !intree ) {
	343	args[nargs] = "-I" CFA_INCDIR;
[d746bc8]	344	nargs += 1;
[dfb7c96]	345	if ( ! noincstd_flag ) { // do not use during build
[b740f0b]	346	args[nargs] = "-I" CFA_INCDIR "stdhdr";
[a5121bf]	347	nargs += 1;
	348	} // if
[b740f0b]	349	args[nargs] = "-I" CFA_INCDIR "concurrency";
[a5121bf]	350	nargs += 1;
[b740f0b]	351	args[nargs] = "-I" CFA_INCDIR "containers";
[a5121bf]	352	nargs += 1;
	353	} else {
	354	args[nargs] = "-I" TOP_SRCDIR "libcfa/src";
	355	nargs += 1;
[dfb7c96]	356	if ( ! noincstd_flag ) { // do not use during build
[a5121bf]	357	args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr";
	358	nargs += 1;
	359	} // if
	360	args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency";
	361	nargs += 1;
	362	args[nargs] = "-I" TOP_SRCDIR "libcfa/src" "/containers";
	363	nargs += 1;
	364	}
[76c7f65e]	365
[a37133c]	366	// add stdbool to get defines for bool/true/false
	367	args[nargs] = "-imacros";
	368	nargs += 1;
	369	args[nargs] = "stdbool.h";
	370	nargs += 1;
	371
[a5121bf]	372	string libbase;
[37fe352]	373	if( !intree ) {
[a5121bf]	374	libbase = CFA_LIBDIR;
[37fe352]	375	} else {
[a5121bf]	376	libbase = TOP_BUILDDIR "libcfa/";
[37fe352]	377	args[nargs] = "-D__CFA_FLAG__=-t";
	378	nargs += 1;
	379	}
	380
[dfb7c96]	381	string arch = m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU);
	382	if ( ! m32 && ! m64 && arch == "x86" ) { // no override and 32-bit architecture
	383	args[nargs] = "-m32";
	384	nargs += 1;
	385	} // if
[a5121bf]	386	const char * config = debug ? "debug": "nodebug";
	387	string libdir = libbase + arch + "-" + config;
[dfb7c96]	388
	389	if ( ! dirExists( libdir ) ) {
[a5121bf]	390	cerr << argv[0] << " internal error, configuration " << config << " not installed." << endl;
	391	cerr << "Was looking for " << libdir << endl;
	392	libdir = libbase + arch + "-" + "nolib";
[dfb7c96]	393	} // if
[a5121bf]	394
[dfb7c96]	395	if ( ! dirExists( libdir ) ) {
[a5121bf]	396	cerr << argv[0] << " internal error, cannot find prelude directory." << endl;
	397	cerr << "Was looking for " << libdir << endl;
	398	exit( EXIT_FAILURE );
[dfb7c96]	399	} // if
[a5121bf]	400
	401	args[nargs] = ( *new string( string("-D__CFA_FLAG__=--prelude-dir=" ) + libdir + (intree ? "/prelude" : "")) ).c_str();
	402	nargs += 1;
	403
[b87a5ed]	404	if ( link ) {
[6bfe5cc]	405	args[nargs] = "-Xlinker";
	406	nargs += 1;
	407	args[nargs] = "--undefined=__cfaabi_dbg_bits_write";
	408	nargs += 1;
	409	args[nargs] = "-Xlinker";
	410	nargs += 1;
	411	args[nargs] = "--undefined=__cfaabi_interpose_startup";
	412	nargs += 1;
[c2ea058]	413	args[nargs] = "-Xlinker";
	414	nargs += 1;
	415	args[nargs] = "--undefined=__cfaabi_appready_startup";
	416	nargs += 1;
[1997b4e]	417	args[nargs] = "-Xlinker";
	418	nargs += 1;
	419	args[nargs] = "--undefined=__cfaabi_dbg_record";
	420	nargs += 1;
[6bfe5cc]	421
[b87a5ed]	422	// include the cfa library in case it's needed
[a5121bf]	423	args[nargs] = ( *new string( string("-L" ) + libdir + (intree ? "/src" : "")) ).c_str();
	424	nargs += 1;
[37fe352]	425	args[nargs] = "-lcfa";
[51b7345]	426	nargs += 1;
[63f78f0]	427	args[nargs] = "-lpthread";
	428	nargs += 1;
[9d944b2]	429	args[nargs] = "-ldl";
	430	nargs += 1;
[c5ac6d5]	431	args[nargs] = "-lrt";
	432	nargs += 1;
[51b7345]	433	} // if
	434
[e9145a3]	435	// Add exception flags (unconditionally)
	436	args[nargs] = "-fexceptions";
	437	nargs += 1;
	438
[b87a5ed]	439	// add the correct set of flags based on the type of compile this is
[8c17ab0]	440
[ec129c4]	441	args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
[51b7345]	442	nargs += 1;
[b87a5ed]	443	args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
[51b7345]	444	nargs += 1;
[ec129c4]	445	args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
[1db21619]	446	nargs += 1;
[4c82a3c]	447	args[nargs] = "-D__CFA__";
	448	nargs += 1;
	449	args[nargs] = "-D__CFORALL__";
[02e5ab6]	450	nargs += 1;
[6acb935]	451	args[nargs] = "-D__cforall";
	452	nargs += 1;
[51b7345]	453
[b87a5ed]	454	if ( cpp_flag ) {
	455	args[nargs] = "-D__CPP__";
	456	nargs += 1;
	457	} // if
[51b7345]	458
[fa477f7]	459	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	460	nargs += 1;
[b87a5ed]	461	if ( CFA_flag ) {
[fa477f7]	462	args[sargs] = "-D__CFA_FLAG__=-N";
[4c82a3c]	463	args[nargs] = "-D__CFA_PREPROCESS_";
[b87a5ed]	464	nargs += 1;
[fa477f7]	465	} else {
	466	args[sargs] = "-D__CFA_FLAG__=-L";
[b87a5ed]	467	} // if
[fa477f7]	468	sargs += 1;
[51b7345]	469
[b87a5ed]	470	if ( debug ) {
	471	heading += " (debug)";
	472	args[nargs] = "-D__CFA_DEBUG__";
	473	nargs += 1;
	474	} else {
	475	heading += " (no debug)";
	476	} // if
[51b7345]	477
[b87a5ed]	478	if ( Bprefix.length() == 0 ) {
[b740f0b]	479	Bprefix = ! intree ? installlibdir : srcdriverdir;
	480	if ( Bprefix[Bprefix.length() - 1] != '/' ) Bprefix += '/';
[b87a5ed]	481	args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
	482	nargs += 1;
	483	} // if
[51b7345]	484
[37fe352]	485	args[nargs] = "-Xlinker"; // used by backtrace
	486	nargs += 1;
	487	args[nargs] = "-export-dynamic";
	488	nargs += 1;
[6bfe5cc]	489
[b87a5ed]	490	// execute the compilation command
[51b7345]	491
[b87a5ed]	492	args[0] = compiler_path.c_str(); // set compiler command for exec
	493	// find actual name of the compiler independent of the path to it
	494	int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
	495	if ( p == -1 ) {
	496	compiler_name = compiler_path;
	497	} else {
	498	compiler_name = *new string( compiler_path.substr( p + 1 ) );
	499	} // if
[51b7345]	500
[b87a5ed]	501	if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
	502	args[nargs] = "-no-integrated-cpp";
	503	nargs += 1;
[76c7f65e]	504	args[nargs] = "-Wno-deprecated";
[b87a5ed]	505	nargs += 1;
[157d094]	506	if ( ! std_flag ) { // default c11, if none specified
	507	args[nargs] = "-std=gnu11";
[de62360d]	508	nargs += 1;
	509	} // if
[76c7f65e]	510	args[nargs] = "-fgnu89-inline";
[6e991d6]	511	nargs += 1;
[201aeb9]	512	args[nargs] = "-D__int8_t_defined"; // prevent gcc type-size attributes
	513	nargs += 1;
[b740f0b]	514	args[nargs] = ( *new string( string("-B") + Bprefix ) ).c_str();
[b87a5ed]	515	nargs += 1;
[d3b7937]	516	args[nargs] = "-lm";
	517	nargs += 1;
[b87a5ed]	518	} else {
[e24f13a]	519	cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
[b87a5ed]	520	exit( EXIT_FAILURE );
	521	} // if
[51b7345]	522
[b87a5ed]	523	for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
	524	args[nargs] = libs[i];
	525	nargs += 1;
	526	} // for
[51b7345]	527
[b87a5ed]	528	args[nargs] = NULL; // terminate with NULL
[51b7345]	529
[dffaeac]	530	#ifdef __DEBUG_H__
[b87a5ed]	531	cerr << "nargs: " << nargs << endl;
	532	cerr << "args:" << endl;
	533	for ( int i = 0; args[i] != NULL; i += 1 ) {
	534	cerr << " \"" << args[i] << "\"" << endl;
	535	} // for
[dffaeac]	536	#endif // __DEBUG_H__
[51b7345]	537
[b87a5ed]	538	if ( ! quiet ) {
	539	cerr << "CFA " << "Version " << Version << heading << endl;
	540
	541	if ( help ) {
	542	cerr <<
	543	"-debug\t\t\t: use cfa runtime with debug checking" << endl <<
	544	"-help\t\t\t: print this help message" << endl <<
	545	"-quiet\t\t\t: print no messages from the cfa command" << endl <<
	546	"-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
	547	"-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
	548	"...\t\t\t: any other " << compiler_name << " flags" << endl;
	549	} // if
[51b7345]	550	} // if
	551
[b87a5ed]	552	if ( verbose ) {
	553	if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
[51b7345]	554
[b87a5ed]	555	for ( int i = 0; args[i] != NULL; i += 1 ) {
	556	cerr << args[i] << " ";
	557	} // for
	558	cerr << endl;
	559	} // if
[51b7345]	560
[b87a5ed]	561	if ( ! nonoptarg ) {
	562	cerr << argv[0] << " error, no input files" << endl;
	563	exit( EXIT_FAILURE );
	564	} // if
[51b7345]	565
[b87a5ed]	566	// execute the command and return the result
[51b7345]	567
[b87a5ed]	568	execvp( args[0], (char const )args ); // should not return
	569	perror( "CFA Translator error: cfa level, execvp" );
	570	exit( EXIT_FAILURE );
[51b7345]	571	} // main
	572
	573	// Local Variables: //
[b87a5ed]	574	// tab-width: 4 //
	575	// mode: c++ //
[51b7345]	576	// compile-command: "make install" //
	577	// End: //

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