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source: src/driver/cfa.cc @ 679a260

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

Last change on this file since 679a260 was dffaeac, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago
fix -x flag and handle CFA suffixes
Property mode set to `100644`
File size: 16.2 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
[dffaeac]	12	// Last Modified On : Fri Jul 13 17:40:12 2018
	13	// Update Count : 258
[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
[44bca7f]	23	#include "Common/SemanticError.h"
[b87a5ed]	24	#include "config.h" // configure info
[51b7345]	25
	26	using std::cerr;
	27	using std::endl;
	28	using std::string;
[47a8d17]	29	using std::to_string;
[51b7345]	30
	31
	32	//#define __DEBUG_H__
	33
	34
	35	bool prefix( string arg, string pre ) {
[b87a5ed]	36	return arg.substr( 0, pre.size() ) == pre;
[51b7345]	37	} // prefix
	38
[dffaeac]	39	enum { NumSuffixes = 2 };
	40	const string suffixes[NumSuffixes] = { "cfa", "hfa", };
	41
	42	bool suffix( string arg ) {
	43	//std::cerr << arg << std::endl;
	44	size_t dot = arg.find_last_of( "." );
	45	//std::cerr << dot << " " << (dot != string::npos ? arg.substr( dot + 1 ) : "fred" ) << std::endl;
	46	if ( dot == string::npos ) return false;
	47	string sx = arg.substr( dot + 1 );
	48	for ( int i = 0; i < NumSuffixes; i += 1 ) {
	49	if ( sx == suffixes[i] ) return true;
	50	} // for
	51	return false;
	52	} // suffix
	53
[51b7345]	54
	55	void shuffle( const char *args[], int S, int E, int N ) {
[b87a5ed]	56	// S & E index 1 passed the end so adjust with -1
[dffaeac]	57	#ifdef __DEBUG_H__
[b87a5ed]	58	cerr << "shuffle:" << S << " " << E << " " << N << endl;
[dffaeac]	59	#endif // __DEBUG_H__
[b87a5ed]	60	for ( int j = E-1 + N; j > S-1 + N; j -=1 ) {
[dffaeac]	61	#ifdef __DEBUG_H__
[b87a5ed]	62	cerr << "\t" << j << " " << j-N << endl;
[dffaeac]	63	#endif // __DEBUG_H__
[b87a5ed]	64	args[j] = args[j-N];
	65	} // for
[51b7345]	66	} // shuffle
	67
	68
[4b1afb6]	69	#define str(s) #s
	70
[51b7345]	71	int main( int argc, char *argv[] ) {
[4b1afb6]	72	string Version( CFA_VERSION_LONG ); // current version number from CONFIG
	73	string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) );
[51b7345]	74
[00cc023]	75	string installincdir( CFA_INCDIR ); // fixed location of include files
	76	string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands
[51b7345]	77
[b87a5ed]	78	string heading; // banner printed at start of cfa compilation
	79	string arg; // current command-line argument during command-line parsing
	80	string Bprefix; // path where gcc looks for compiler command steps
	81	string langstd; // language standard
[51b7345]	82
[e24f13a]	83	string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]	84	string compiler_name; // name of C compiler
[51b7345]	85
[b87a5ed]	86	bool nonoptarg = false; // indicates non-option argument specified
	87	bool link = true; // linking as well as compiling
	88	bool verbose = false; // -v flag
	89	bool quiet = false; // -quiet flag
	90	bool debug = true; // -debug flag
	91	bool help = false; // -help flag
	92	bool CFA_flag = false; // -CFA flag
	93	bool cpp_flag = false; // -E or -M flag, preprocessor only
[de62360d]	94	bool std_flag = false; // -std= flag
[d746bc8]	95	bool noincstd_flag = false; // -no-include-stdhdr= flag
[dffaeac]	96	bool xflag = false; // user supplied -x flag
[6e4b913]	97	bool debugging __attribute(( unused )) = false; // -g flag
[51b7345]	98
[b87a5ed]	99	const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
	100	int sargs = 1; // starting location for arguments in args list
	101	int nargs = sargs; // number of arguments in args list; 0 => command name
[51b7345]	102
[b87a5ed]	103	const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
	104	int nlibs = 0;
[51b7345]	105
[dffaeac]	106	#ifdef __DEBUG_H__
[b87a5ed]	107	cerr << "CFA:" << endl;
[dffaeac]	108	#endif // __DEBUG_H__
[51b7345]	109
[b87a5ed]	110	// process command-line arguments
[51b7345]	111
[b87a5ed]	112	for ( int i = 1; i < argc; i += 1 ) {
[dffaeac]	113	#ifdef __DEBUG_H__
[b87a5ed]	114	cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
[dffaeac]	115	#endif // __DEBUG_H__
[b87a5ed]	116	arg = argv[i]; // convert to string value
[dffaeac]	117	#ifdef __DEBUG_H__
[b87a5ed]	118	cerr << "arg:\"" << arg << "\"" << endl;
[dffaeac]	119	#endif // __DEBUG_H__
[b87a5ed]	120	if ( prefix( arg, "-" ) ) {
	121	// pass through arguments
	122
	123	if ( arg == "-Xlinker" \|\| arg == "-o" ) {
	124	args[nargs] = argv[i]; // pass the argument along
	125	nargs += 1;
	126	i += 1;
	127	if ( i == argc ) continue; // next argument available ?
	128	args[nargs] = argv[i]; // pass the argument along
	129	nargs += 1;
	130	} else if ( arg == "-XCFA" ) { // CFA pass through
	131	i += 1;
	132	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str();
	133	nargs += 1;
	134
	135	// CFA specific arguments
	136
	137	} else if ( arg == "-CFA" ) {
	138	CFA_flag = true; // strip the -CFA flag
	139	link = false;
	140	args[nargs] = "-E"; // replace the argument with -E
	141	nargs += 1;
	142	} else if ( arg == "-debug" ) {
	143	debug = true; // strip the debug flag
	144	} else if ( arg == "-nodebug" ) {
	145	debug = false; // strip the nodebug flag
	146	} else if ( arg == "-quiet" ) {
	147	quiet = true; // strip the quiet flag
	148	} else if ( arg == "-noquiet" ) {
	149	quiet = false; // strip the noquiet flag
	150	} else if ( arg == "-help" ) {
	151	help = true; // strip the help flag
	152	} else if ( arg == "-nohelp" ) {
	153	help = false; // strip the nohelp flag
[d746bc8]	154	} else if ( arg == "-no-include-stdhdr" ) {
	155	noincstd_flag = true; // strip the no-include-stdhdr flag
[b87a5ed]	156	} else if ( arg == "-compiler" ) {
	157	// use the user specified compiler
	158	i += 1;
	159	if ( i == argc ) continue; // next argument available ?
	160	compiler_path = argv[i];
	161	if ( putenv( (char )( new string( string( "__U_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) {
	162	cerr << argv[0] << " error, cannot set environment variable." << endl;
	163	exit( EXIT_FAILURE );
	164	} // if
	165
[de62360d]	166	// C specific arguments
[b87a5ed]	167
	168	} else if ( arg == "-v" ) {
	169	verbose = true; // verbosity required
	170	args[nargs] = argv[i]; // pass the argument along
	171	nargs += 1;
	172	} else if ( arg == "-g" ) {
	173	debugging = true; // symbolic debugging required
	174	args[nargs] = argv[i]; // pass the argument along
	175	nargs += 1;
[e3215c5]	176	} else if ( prefix( arg, "-std=" ) \|\| prefix( arg, "--std=" ) ) {
[53ba273]	177	std_flag = true; // -std=XX provided
[de62360d]	178	args[nargs] = argv[i]; // pass the argument along
	179	nargs += 1;
[dffaeac]	180	} else if ( arg == "-x" ) {
	181	xflag = true;
[e3215c5]	182	args[nargs] = argv[i]; // pass the argument along
	183	nargs += 1;
	184	i += 1; // advance to argument
	185	args[nargs] = argv[i]; // pass the argument along
	186	nargs += 1;
[dffaeac]	187	// args[nargs] = ( *new string( string("-D__GCC_X__=") + argv[i] ) ).c_str(); // add the argument for -x
	188	// nargs += 1;
	189	} else if ( prefix( arg, "-x" ) ) {
	190	xflag = true;
[e3215c5]	191	args[nargs] = argv[i]; // pass the argument along
	192	nargs += 1;
[dffaeac]	193	// args[nargs] = ( *new string( string("-D__GCC_X__=") + arg.substr(2) ) ).c_str(); // add the argument for -x
	194	// nargs += 1;
[44bca7f]	195	} else if ( arg == "-w" ) {
	196	args[nargs] = argv[i]; // pass the argument along
	197	nargs += 1;
	198	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
	199	nargs += 1;
	200	} else if ( prefix( arg, "-W" ) ) { // check before next tests
	201	if ( arg == "-Werror" \|\| arg == "-Wall" ) {
	202	args[nargs] = argv[i]; // pass the argument along
	203	nargs += 1;
	204	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str(); // add the argument for cfa-cpp
	205	nargs += 1;
	206	} else {
	207	unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2;
	208	args[nargs] = argv[i]; // conditionally pass the argument along
[af39199d]	209	const char * warning = argv[i] + adv; // extract warning
	210	if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp
	211	args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + arg ) ).c_str();
	212	} // if
[44bca7f]	213	nargs += 1;
	214	} // if
[b87a5ed]	215	} else if ( prefix( arg, "-B" ) ) {
	216	Bprefix = arg.substr(2); // strip the -B flag
	217	args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
	218	nargs += 1;
	219	} else if ( prefix( arg, "-b" ) ) {
	220	if ( arg.length() == 2 ) { // separate argument ?
	221	i += 1;
	222	if ( i == argc ) continue; // next argument available ?
	223	arg += argv[i]; // concatenate argument
	224	} // if
	225	// later versions of gcc require the -b option to appear at the start of the command line
	226	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	227	args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
	228	if ( putenv( (char )( new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) {
	229	cerr << argv[0] << " error, cannot set environment variable." << endl;
	230	exit( EXIT_FAILURE );
	231	} // if
	232	sargs += 1;
	233	nargs += 1;
	234	} else if ( prefix( arg, "-V" ) ) {
	235	if ( arg.length() == 2 ) { // separate argument ?
	236	i += 1;
	237	if ( i == argc ) continue; // next argument available ?
	238	arg += argv[i]; // concatenate argument
	239	} // if
	240	// later versions of gcc require the -V option to appear at the start of the command line
	241	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	242	args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
	243	if ( putenv( (char )( new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) {
	244	cerr << argv[0] << " error, cannot set environment variable." << endl;
	245	exit( EXIT_FAILURE );
	246	} // if
	247	sargs += 1;
	248	nargs += 1;
	249	} else if ( arg == "-c" \|\| arg == "-S" \|\| arg == "-E" \|\| arg == "-M" \|\| arg == "-MM" ) {
	250	args[nargs] = argv[i]; // pass the argument along
	251	nargs += 1;
	252	if ( arg == "-E" \|\| arg == "-M" \|\| arg == "-MM" ) {
	253	cpp_flag = true; // cpp only
	254	} // if
	255	link = false; // no linkage required
	256	} else if ( arg[1] == 'l' ) {
	257	// if the user specifies a library, load it after user code
	258	libs[nlibs] = argv[i];
	259	nlibs += 1;
	260	} else {
	261	// concatenate any other arguments
	262	args[nargs] = argv[i];
	263	nargs += 1;
	264	} // if
	265	} else {
[dffaeac]	266	bool opt = false;
	267	if ( ! xflag && suffix( arg ) ) {
	268	args[nargs] = "-x";
	269	nargs += 1;
	270	args[nargs] = "c";
	271	nargs += 1;
	272	// args[nargs] = ( *new string( string("-D__GCC_X__=c") ) ).c_str(); // add the argument for -x
	273	// nargs += 1;
	274	opt = true;
	275	} // if
[b87a5ed]	276	// concatenate other arguments
	277	args[nargs] = argv[i];
	278	nargs += 1;
[dffaeac]	279	if ( opt ) {
	280	args[nargs] = "-x";
	281	nargs += 1;
	282	args[nargs] = "none";
	283	nargs += 1;
	284	// args[nargs] = ( *new string( string("-D__GCC_X__=none") ) ).c_str(); // add the argument for -x
	285	// nargs += 1;
	286	} // if
[b87a5ed]	287	nonoptarg = true;
[dffaeac]	288	xflag = false;
[b87a5ed]	289	} // if
	290	} // for
[51b7345]	291
[dffaeac]	292	#ifdef __x86_64__
[a83d08b]	293	args[nargs] = "-mcx16"; // allow double-wide CAA
	294	nargs += 1;
[dffaeac]	295	#endif // __x86_64__
[e3215c5]	296
[dffaeac]	297	#ifdef __DEBUG_H__
[b87a5ed]	298	cerr << "args:";
	299	for ( int i = 1; i < nargs; i += 1 ) {
	300	cerr << " " << args[i];
	301	} // for
	302	cerr << endl;
[dffaeac]	303	#endif // __DEBUG_H__
[51b7345]	304
[b87a5ed]	305	if ( cpp_flag && CFA_flag ) {
	306	cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
	307	exit( EXIT_FAILURE );
	308	} // if
[51b7345]	309
[6e4b913]	310	// add the CFA include-library paths, which allow direct access to header files without directory qualification
[b87a5ed]	311	args[nargs] = "-I" CFA_INCDIR;
	312	nargs += 1;
[d746bc8]	313	if ( ! noincstd_flag ) { // do not use during build
	314	args[nargs] = "-I" CFA_INCDIR "/stdhdr";
	315	nargs += 1;
	316	} // if
[0e76cf4f]	317	args[nargs] = "-I" CFA_INCDIR "/concurrency";
	318	nargs += 1;
[76c7f65e]	319	args[nargs] = "-I" CFA_INCDIR "/containers";
	320	nargs += 1;
	321
[dffaeac]	322	#ifdef HAVE_LIBCFA
[b87a5ed]	323	if ( link ) {
[0edebf8]	324	#if ! defined(HAVE_LIBCFA_RELEASE)
[dffaeac]	325	if ( ! debug ) {
	326	cerr << "error: Option -nodebug is unavailable, libcfa was not installed." << endl;
	327	exit( EXIT_FAILURE );
	328	} // if
[0edebf8]	329	#endif
	330	#if ! defined(HAVE_LIBCFA_DEBUG)
[dffaeac]	331	if ( debug ) {
	332	cerr << "error: Option -debug is unavailable, libcfa-d was not installed." << endl;
	333	exit( EXIT_FAILURE );
	334	} // if
[0edebf8]	335	#endif
	336
[6bfe5cc]	337	args[nargs] = "-Xlinker";
	338	nargs += 1;
	339	args[nargs] = "--undefined=__cfaabi_dbg_bits_write";
	340	nargs += 1;
	341	args[nargs] = "-Xlinker";
	342	nargs += 1;
	343	args[nargs] = "--undefined=__cfaabi_interpose_startup";
	344	nargs += 1;
	345
[b87a5ed]	346	// include the cfa library in case it's needed
	347	args[nargs] = "-L" CFA_LIBDIR;
[51b7345]	348	nargs += 1;
[e3215c5]	349	if ( debug ) {
[0edebf8]	350	args[nargs] = "-lcfa-d";
	351	} else {
	352	args[nargs] = "-lcfa";
[e3215c5]	353	} // if
[51b7345]	354	nargs += 1;
[63f78f0]	355	args[nargs] = "-lpthread";
	356	nargs += 1;
[9d944b2]	357	args[nargs] = "-ldl";
	358	nargs += 1;
[c5ac6d5]	359	args[nargs] = "-lrt";
	360	nargs += 1;
[51b7345]	361	} // if
[dffaeac]	362	#endif // HAVE_LIBCFA
[51b7345]	363
[e9145a3]	364	// Add exception flags (unconditionally)
	365	args[nargs] = "-fexceptions";
	366	nargs += 1;
	367
[b87a5ed]	368	// add the correct set of flags based on the type of compile this is
[8c17ab0]	369
[ec129c4]	370	args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
[51b7345]	371	nargs += 1;
[b87a5ed]	372	args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
[51b7345]	373	nargs += 1;
[ec129c4]	374	args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
[1db21619]	375	nargs += 1;
[4c82a3c]	376	args[nargs] = "-D__CFA__";
	377	nargs += 1;
	378	args[nargs] = "-D__CFORALL__";
[02e5ab6]	379	nargs += 1;
[6acb935]	380	args[nargs] = "-D__cforall";
	381	nargs += 1;
[51b7345]	382
[b87a5ed]	383	if ( cpp_flag ) {
	384	args[nargs] = "-D__CPP__";
	385	nargs += 1;
	386	} // if
[51b7345]	387
[fa477f7]	388	shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
	389	nargs += 1;
[b87a5ed]	390	if ( CFA_flag ) {
[fa477f7]	391	args[sargs] = "-D__CFA_FLAG__=-N";
[4c82a3c]	392	args[nargs] = "-D__CFA_PREPROCESS_";
[b87a5ed]	393	nargs += 1;
[fa477f7]	394	} else {
	395	args[sargs] = "-D__CFA_FLAG__=-L";
[b87a5ed]	396	} // if
[fa477f7]	397	sargs += 1;
[51b7345]	398
[b87a5ed]	399	if ( debug ) {
	400	heading += " (debug)";
	401	args[nargs] = "-D__CFA_DEBUG__";
	402	nargs += 1;
	403	} else {
	404	heading += " (no debug)";
	405	} // if
[51b7345]	406
[b87a5ed]	407	if ( Bprefix.length() == 0 ) {
	408	Bprefix = installlibdir;
	409	args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
	410	nargs += 1;
	411	} // if
[51b7345]	412
[6bfe5cc]	413	args[nargs] = "-Xlinker"; // used by backtrace
	414	nargs += 1;
	415	args[nargs] = "-export-dynamic";
	416	nargs += 1;
	417
[b87a5ed]	418	// execute the compilation command
[51b7345]	419
[b87a5ed]	420	args[0] = compiler_path.c_str(); // set compiler command for exec
	421	// find actual name of the compiler independent of the path to it
	422	int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
	423	if ( p == -1 ) {
	424	compiler_name = compiler_path;
	425	} else {
	426	compiler_name = *new string( compiler_path.substr( p + 1 ) );
	427	} // if
[51b7345]	428
[b87a5ed]	429	if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
	430	args[nargs] = "-no-integrated-cpp";
	431	nargs += 1;
[76c7f65e]	432	args[nargs] = "-Wno-deprecated";
[b87a5ed]	433	nargs += 1;
[157d094]	434	if ( ! std_flag ) { // default c11, if none specified
	435	args[nargs] = "-std=gnu11";
[de62360d]	436	nargs += 1;
	437	} // if
[76c7f65e]	438	args[nargs] = "-fgnu89-inline";
[6e991d6]	439	nargs += 1;
[201aeb9]	440	args[nargs] = "-D__int8_t_defined"; // prevent gcc type-size attributes
	441	nargs += 1;
[b87a5ed]	442	args[nargs] = ( *new string( string("-B") + Bprefix + "/" ) ).c_str();
	443	nargs += 1;
[d3b7937]	444	args[nargs] = "-lm";
	445	nargs += 1;
[b87a5ed]	446	} else {
[e24f13a]	447	cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
[b87a5ed]	448	exit( EXIT_FAILURE );
	449	} // if
[51b7345]	450
[b87a5ed]	451	for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
	452	args[nargs] = libs[i];
	453	nargs += 1;
	454	} // for
[51b7345]	455
[b87a5ed]	456	args[nargs] = NULL; // terminate with NULL
[51b7345]	457
[dffaeac]	458	#ifdef __DEBUG_H__
[b87a5ed]	459	cerr << "nargs: " << nargs << endl;
	460	cerr << "args:" << endl;
	461	for ( int i = 0; args[i] != NULL; i += 1 ) {
	462	cerr << " \"" << args[i] << "\"" << endl;
	463	} // for
[dffaeac]	464	#endif // __DEBUG_H__
[51b7345]	465
[b87a5ed]	466	if ( ! quiet ) {
	467	cerr << "CFA " << "Version " << Version << heading << endl;
	468
	469	if ( help ) {
	470	cerr <<
	471	"-debug\t\t\t: use cfa runtime with debug checking" << endl <<
	472	"-help\t\t\t: print this help message" << endl <<
	473	"-quiet\t\t\t: print no messages from the cfa command" << endl <<
	474	"-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
	475	"-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
	476	"...\t\t\t: any other " << compiler_name << " flags" << endl;
	477	} // if
[51b7345]	478	} // if
	479
[b87a5ed]	480	if ( verbose ) {
	481	if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
[51b7345]	482
[b87a5ed]	483	for ( int i = 0; args[i] != NULL; i += 1 ) {
	484	cerr << args[i] << " ";
	485	} // for
	486	cerr << endl;
	487	} // if
[51b7345]	488
[b87a5ed]	489	if ( ! nonoptarg ) {
	490	cerr << argv[0] << " error, no input files" << endl;
	491	exit( EXIT_FAILURE );
	492	} // if
[51b7345]	493
[b87a5ed]	494	// execute the command and return the result
[51b7345]	495
[b87a5ed]	496	execvp( args[0], (char const )args ); // should not return
	497	perror( "CFA Translator error: cfa level, execvp" );
	498	exit( EXIT_FAILURE );
[51b7345]	499	} // main
	500
	501	// Local Variables: //
[b87a5ed]	502	// tab-width: 4 //
	503	// mode: c++ //
[51b7345]	504	// compile-command: "make install" //
	505	// End: //

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