diff options
Diffstat (limited to 'xexcat.c')
| -rw-r--r-- | xexcat.c | 33 |
1 files changed, 27 insertions, 6 deletions
@@ -12,7 +12,7 @@ #endif #define SELF "xexcat" -#define OPTIONS "hvo:l:r:i:cf:a" +#define OPTIONS "hvo:l:r:i:cf:a1" char *usage = SELF " v" VERSION " - by B. Watson (WTFPL)\n" @@ -20,14 +20,15 @@ char *usage = "usage: " SELF " -[hvc] [-f 1|2 ] [-l address] [-i address] [-r address]\n" " [-o outfile.xex] [infile1.xex] [infile2.xex ...]\n" " -o outfile.xex Output file (default: standard output)\n" - " -h Print this help\n" - " -v Verbose operation\n" " -c Check only; no output (same as -v -o/dev/null)\n" " -l address Force first load address (decimal, $hex, or 0xhex)\n" " -i address Force first init address\n" " -r address Force run address\n" " -a Force run address to load address of 1st segment.\n" - " -f 1|2 Input is DASM -f1 or -f2 format, not xex.\n"; + " -1 Output is an Atari DOS 1.0 executable, not xex.\n" + " -f 1|2 Input is DASM -f1 or -f2 format, not xex.\n" + " -h Print this help\n" + " -v Verbose operation\n"; static int readaddr(FILE *f) { int i, j; @@ -113,6 +114,7 @@ int main(int argc, char **argv) { int force_load = -1, force_run = -1, force_init = -1; int read_stdin = 0, run_1st_seg = 0; int input_type = 0; /* 0 = xex, 1 and 2 are dasm -f1/-f2. */ + int dos1_output = 0; /* parse args */ while( (c = getopt(argc, argv, OPTIONS)) > 0) { @@ -162,6 +164,10 @@ int main(int argc, char **argv) { run_1st_seg = 1; break; + case '1': + dos1_output = 1; + break; + default: fprintf(stderr, usage); exit(1); @@ -228,8 +234,17 @@ int main(int argc, char **argv) { infile, force_run); } - /* normalize the $FFFF headers: only the first segment needs one */ - seg.has_ff_header = (count == 1); + /* normalize the $FFFF headers: only the first segment needs one. + though if the output is DOS 1.0, it's $0984 instead. */ + if(count == 1) { + if(dos1_output) { + seg.has_ff_header = 0; + fputc(0x84, out); + fputc(0x09, out); + } else { + seg.has_ff_header = 1; + } + } /* process -l option */ if(count == 1 && force_load > -1) { @@ -247,6 +262,12 @@ int main(int argc, char **argv) { /* process -i option */ if(seg.start_addr == XEX_INITAD && seg.len == 2) { + if(dos1_output) { + fprintf(stderr, + SELF ": %s: " + "warning: found init segment, but DOS 1.0 doesn't support them.\n", + infile); + } if(force_init == 0) { if(xex_verbose) fprintf(stderr, |