1
0
mirror of https://github.com/fachat/xa65.git synced 2024-06-01 22:41:32 +00:00
xa65/xa/src/xao.c
2023-12-07 23:34:19 +01:00

105 lines
2.7 KiB
C

/* xa65 - 65xx/65816 cross-assembler and utility suite
*
* Copyright (C) 1989-1997 Andre Fachat (afachat@gmx.de)
*
* Options module (handles pass options and writing them out to disk)
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "xah.h"
#include "xar.h"
#include "xa.h"
#include "xat.h"
#include "xao.h"
/*
static Fopt *olist =NULL;
static int mlist =0;
static int nlist =0;
*/
/* sets file option after pass 1 */
void set_fopt(int l, signed char *buf, int reallen) {
/*printf("set_fopt(%s, l=%d\n",buf,l);*/
while (afile->fo.mlist <= afile->fo.nlist) {
afile->fo.mlist += 5;
afile->fo.olist = realloc(afile->fo.olist,
afile->fo.mlist * sizeof(Fopt));
if (!afile->fo.olist) {
fprintf(stderr,
"Fatal: Couldn't alloc memory (%lu bytes) for fopt list!\n",
(unsigned long) (afile->fo.mlist * sizeof(Fopt)));
exit(1);
}
}
afile->fo.olist[afile->fo.nlist].text = malloc(l);
if (!afile->fo.olist[afile->fo.nlist].text) {
fprintf(stderr, "Fatal: Couldn't alloc memory (%d bytes) for fopt!\n",
l);
exit(1);
}
memcpy(afile->fo.olist[afile->fo.nlist].text, buf, l);
afile->fo.olist[afile->fo.nlist++].len = reallen;
}
/* writes file options to a file */
void o_write(FILE *fp) {
int i, j, l, afl;
signed char *t;
for (i = 0; i < afile->fo.nlist; i++) {
l = afile->fo.olist[i].len;
t = afile->fo.olist[i].text;
/* do not optimize */
t_p2_l(t, &l, &afl);
if (l > 254) {
errout(E_OPTLEN);
} else {
fputc((l + 1) & 0xff, fp);
}
for (j = 0; j < l; j++) {
fputc(t[j], fp);
/*printf("%02x ", t[j]); */
}
/*printf("\n");*/
}
fputc(0, fp); /* end option list */
for (i = 0; i < afile->fo.nlist; i++) {
free(afile->fo.olist[i].text);
}
free(afile->fo.olist);
afile->fo.olist = NULL;
afile->fo.nlist = 0;
afile->fo.mlist = 0;
}
size_t o_length(void) {
int i;
size_t n = 0;
for (i = 0; i < afile->fo.nlist; i++) {
/*printf("found option: %s, len=%d, n=%d\n", afile->fo.olist[i].text, afile->fo.olist[i].len,n);*/
n += afile->fo.olist[i].len + 1;
}
return ++n;
}