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implement -U option for ldo65

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This commit is contained in:
Andre Fachat 2023-10-15 00:48:06 +02:00
parent 4c488c0d59
commit d88303c607
2 changed files with 18 additions and 5 deletions
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15
xa/misc/ldo65.c
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@ -130,6 +130,8 @@ void usage(FILE *fp)
" address `addr'\n"
" -o file uses `file' as output file. Default is `a.o65'\n"
" -G suppress writing of globals\n"
" -U accept any undef'd labels after linking\n"
// " -L<name> accept specific given undef'd labels after linking\n"
" --version output version information and exit\n"
" --help display this help and exit\n",
programname);
@ -137,6 +139,7 @@ void usage(FILE *fp)
int main(int argc, char *argv[]) {
int noglob=0;
int undefok=0;
int i = 1;
int tbase = 0x0400, dbase = 0x1000, bbase = 0x4000, zbase = 0x0002;
int ttlen, tdlen, tblen, tzlen;
@ -168,6 +171,9 @@ int main(int argc, char *argv[]) {
case 'G':
noglob=1;
break;
case 'U':
undefok=1;
break;
case 'o':
if(argv[i][2]) outfile=argv[i]+2;
else outfile=argv[++i];
@ -340,6 +346,13 @@ int main(int argc, char *argv[]) {
// step 7 - write out the resulting o65 file
//
if (nundef > 0) {
if (!undefok) {
fprintf(stderr, "%d Undefined labels remain - aborting\n", nundef);
exit(1);
}
}
// prepare header
hdr[ 6] = 0; hdr[ 7] = 0;
hdr[ 8] = tbase & 255; hdr[ 9] = (tbase>>8) & 255;
@ -751,7 +764,7 @@ int find_file_global(unsigned char *bp, file65 *fp, int *seg) {
/***************************************************************************/
#define forwardpos() \
printf("fwd lastaddr=%04x to addr=%04x\n", lastaddr, addr);while(addr-lastaddr>254){obuf[ro++]=255;lastaddr+=254;}obuf[ro++]=addr-lastaddr;lastaddr=addr
while(addr-lastaddr>254){obuf[ro++]=255;lastaddr+=254;}obuf[ro++]=addr-lastaddr;lastaddr=addr
int reloc_seg(unsigned char *buf, int pos, int addr, int rdiff, int ri,
unsigned char *obuf, int *lastaddrp, int *rop, file65 *fp) {

8
xa/tests/ldoreloc/Makefile
View File

@ -15,16 +15,16 @@ linked2.o65: 1.o65 2.o65
../../ldo65 -o $@ 2.o65 1.o65
linked10.o65: 10.o65 2.o65
../../ldo65 -o $@ 10.o65 2.o65
../../ldo65 -U -o $@ 10.o65 2.o65
linked11.o65: 10.o65 2.o65
../../ldo65 -o $@ 2.o65 10.o65
../../ldo65 -U -o $@ 2.o65 10.o65
linked20.o65: 20.o65 2.o65
../../ldo65 -o $@ 2.o65 20.o65
../../ldo65 -U -o $@ 2.o65 20.o65
linked21.o65: 20.o65 2.o65
../../ldo65 -o $@ 20.o65 2.o65
../../ldo65 -U -o $@ 20.o65 2.o65
linked30.o65: 30.o65 31.o65
../../ldo65 -o $@ 30.o65 31.o65