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/**
** Ucmain.cc - Usecode Compiler
**
** Written: 12/30/2000 - JSF
**/
/*
Copyright (C) 2000 The Exult Team
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <fstream>
#include <unistd.h>
#include <stdio.h>
#include <string>
#include <vector>
#include "ucloc.h"
#include "ucfun.h"
#ifndef ALPHA_LINUX_CXX
# include <iosfwd>
#endif
using std::strcpy;
using std::strrchr;
using std::strlen;
using std::ios;
// THIS is what the parser produces.
extern std::vector<Uc_function *> functions;
std::vector<char *> include_dirs; // -I directories.
/*
* MAIN.
*/
int main
(
int argc,
char **argv
)
{
extern int yyparse();
extern FILE *yyin;
char *src;
char outbuf[256];
char *outname = 0;
static char *optstring = "o:I:s";
extern int optind, opterr, optopt;
extern char *optarg;
Uc_function::Intrinsic_type ty = Uc_function::bg;
opterr = 0; // Don't let getopt() print errs.
int optchr;
while ((optchr = getopt(argc, argv, optstring)) != -1)
switch (optchr)
{
case 'o': // Output to write.
outname = optarg;
break;
case 'I': // Include dir.
include_dirs.push_back(optarg);
break;
case 's':
ty = Uc_function::si;
break;
}
if (optind < argc) // Filename?
{
src = argv[optind];
yyin = fopen(argv[optind], "r");
if (!outname) // No -o option?
{ // Set up output name.
outname = strncpy(outbuf, src, sizeof(outbuf) - 5);
outbuf[sizeof(outbuf) - 5] = 0;
char *dot = strrchr(outname, '.');
if (!dot)
dot = outname + strlen(outname);
strcpy(dot, ".uco");
}
}
else
{
src = "<stdin>";
yyin = stdin;
if (!outname)
outname = strcpy(outbuf, "a.ucout");
}
Uc_location::set_cur(src, 0);
// For now, use black gate.
Uc_function::set_intrinsics(ty);
#if 0
//++++TESTING
int tok;
extern int yylex();
while ((tok = yylex()) != EOF)
printf("%d\n", tok);
#endif
yyparse();
int errs = Uc_location::get_num_errors();
if (errs > 0) // Check for errors.
return errs;
// Open output.
std::ofstream out(outname, ios::binary|ios::out);
for (std::vector<Uc_function *>::iterator it = functions.begin();
it != functions.end(); it++)
{
Uc_function *fun = *it;
fun->gen(out); // Generate function.
}
return Uc_location::get_num_errors();
}
/*
* Report error.
*/
void yyerror
(
char *s
)
{
Uc_location::yyerror(s);
}
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