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/* Copyright (C) 2007-2012 Tomaz Solc */
/* 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 */
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <getopt.h>
#include "config.h"
int a_address = 0;
int a_labels = 0;
int a_source = 0;
int a_undoc = 0;
int a_org = 0x0100;
int a_zilog = 0;
int a_verbosity = 0;
char *a_output = NULL;
char *a_input = NULL;
char *a_symoutput = NULL;
char *a_syminput = NULL;
char *a_blockfile = NULL;
int msg(int level, const char *format, ...)
{
va_list ap;
int r=0;
va_start(ap, format);
if(a_verbosity>=level) {
r=vfprintf(stderr, format, ap);
}
va_end(ap);
return r;
}
void version()
{
printf("%s, Z80 assembly language generating disassembler %s\n",
PACKAGE, VERSION);
printf("Copyright (C) 1994-2007 Jan Panteltje <panteltje@yahoo.com>\n");
printf("Copyright (C) 2007-2012 Tomaz Solc <tomaz.solc@tablix.org>\n\n");
printf("This is free software. You may redistribute copies of it under the terms of\n");
printf("the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.\n");
printf("There is NO WARRANTY, to the extent permitted by law.\n");
exit(0);
}
void syntax()
{
printf("%s, Z80 assembly language generating disassembler %s\n",
PACKAGE, VERSION);
printf("Usage: [options] file\n\n");
printf(" -a --address Print the memory address of each assembly line in a\n");
printf(" comment\n");
printf(" -l --labels Create labels for jump instructions\n");
printf(" -g --origin=ORG Specify the starting address of the code (default 100h)\n");
printf(" -t --source Print the corresponding binary data in hex and ASCII\n");
printf(" for each assembly line in a comment.\n");
printf(" -u --undoc Insert undocumented instructions directly into the\n");
printf(" disassembly instead of in the comments.\n");
printf(" -s --sym-output=FILE Write symbol information into FILE\n");
printf(" -S --sym-input=FILE Read symbol information from FILE\n");
printf(" -b --block-def=FILE Read information about code and data blocks from FILE\n");
printf(" -o --output=FILE Print output to FILE instead of standard output\n");
printf(" -h --help Display this help text and exit\n");
printf(" -v Increase verbosity\n");
printf(" -V --version Display version information and exit\n");
printf(" -z --zilog Use original Zilog syntax for relative jumps\n");
printf("\nBug reports to <%s>\n", PACKAGE_BUGREPORT);
exit(0);
}
int str2int(char *s, int *n)
{
int r;
r=sscanf(s, "%i", n);
if(r==1) return 0;
return -1;
}
void cmdline(int argc, char **argv)
{
const struct option longopts[] = {
{ "address", no_argument, NULL, 'a' },
{ "labels", no_argument, NULL, 'l' },
{ "origin", required_argument, NULL, 'g'},
{ "reduced", no_argument, NULL, 'r' },
{ "source", no_argument, NULL, 't' },
{ "undoc", no_argument, NULL, 'u' },
{ "sym-output", required_argument, NULL, 's' },
{ "sym-input", required_argument, NULL, 'S' },
{ "block-def", required_argument, NULL, 'b' },
{ "output", required_argument, NULL, 'o' },
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'v' },
{ "zilog", no_argument, NULL, 'z' },
{ NULL, 0, NULL, 0 }
};
const char opts[] = "alg:rtuS:s:o:hVvzb:";
int c,r;
while((c=getopt_long(argc, argv, opts, longopts, NULL))!=-1) {
switch(c) {
case 'a': a_address=1;
break;
case 'l': a_labels=1;
break;
case 'g': r=str2int(optarg, &a_org);
if(r) {
fprintf(stderr, "Error: %s not an "
"integer\n",
optarg);
exit(1);
}
break;
case 't': a_source=1;
break;
case 'u': a_undoc=1;
break;
case 's': a_symoutput=optarg;
break;
case 'S': a_syminput=optarg;
break;
case 'b': a_blockfile=optarg;
break;
case 'z': a_zilog=1;
break;
case 'o': a_output=optarg;
break;
case 'V': version();
break;
case 'v': a_verbosity++;
break;
case 'h': syntax();
break;
default: break;
}
}
if(optind<argc-1) {
fprintf(stderr, "Warning: Only one input file supported\n");
}
if(optind<argc) {
a_input=argv[optind];
}
}
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