138 lines
2.1 KiB
C
138 lines
2.1 KiB
C
#include <stdio.h>
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#include <varargs.h>
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#include "tokenname.h"
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#include "position.h"
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#include "file.h"
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#include "symbol.h"
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#include "scope.h"
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static char *usage = "Usage: %s [<ack.out>] [<a.out>]";
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static char *progname;
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char *AckObj;
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char *AObj;
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char *dirs[] = { "", 0 };
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FILE *db_out;
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FILE *db_in;
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int debug;
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extern struct tokenname tkidf[];
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extern char *strindex();
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main(argc, argv)
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char *argv[];
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{
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char *p;
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db_out = stdout;
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db_in = stdin;
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progname = argv[0];
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while (p = strindex(progname, '/')) {
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progname = p + 1;
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}
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if (argv[1] && argv[1][0] == '-') {
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switch(argv[1][1]) {
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case 'd':
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debug++;
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break;
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default:
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fatal(usage, progname);
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}
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argv++;
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argc--;
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}
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if (argc > 3) {
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fatal(usage, progname);
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}
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AckObj = argv[1] ? argv[1] : "a.out";
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if (argc == 3) AObj = argv[2];
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init_idf();
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init_types();
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init_scope();
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init_languages();
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if (DbxRead(AckObj) && AObj == 0) AObj = AckObj;
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else if (AObj == 0) AObj = "a.out";
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reserve(tkidf);
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if (currfile) CurrentScope = currfile->sy_file->f_scope;
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if (! init_run()) {
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fatal("something wrong with file descriptors");
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}
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prompt();
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Commands();
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fputc( '\n', db_out);
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exit(0);
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}
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prompt()
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{
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if (isatty(fileno(db_in))) {
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fprintf(db_out, "%s -> ", progname);
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fflush(db_out);
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}
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}
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/*VARARGS1*/
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fatal(va_alist)
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va_dcl
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{
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va_list ap;
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char *fmt;
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va_start(ap);
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{
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fmt = va_arg(ap, char *);
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fprintf(stderr, "%s: ", progname);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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va_end(ap);
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abort();
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exit(1);
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}
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extern int errorgiven;
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/*VARARGS1*/
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error(va_alist)
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va_dcl
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{
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va_list ap;
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char *fmt;
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va_start(ap);
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{
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fmt = va_arg(ap, char *);
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fprintf(stderr, "%s: ", progname);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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va_end(ap);
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errorgiven = 1;
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}
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/*VARARGS1*/
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warning(va_alist)
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va_dcl
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{
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va_list ap;
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char *fmt;
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va_start(ap);
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{
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fmt = va_arg(ap, char *);
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fprintf(stderr, "%s: ", progname);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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va_end(ap);
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}
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rd_fatal()
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{
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fatal("read error in %s", AckObj);
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}
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No_Mem()
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{
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fatal("out of memory");
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}
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