| 220,9 → 220,43 |
|---|
| } |
| |
| |
| int main(int argc, char **argv) { |
| /* a custom argv-parsing routine that looks directly inside the PSP, avoids the need |
| * of argc and argv, saves some 330 bytes of binary size */ |
| static char *parseargv(void) { |
| char *tail = (void *)0x81; /* THIS WORKS ONLY IN SMALL MEMORY MODEL */ |
| unsigned char count = 0; |
| char *argv[4]; |
| |
| mdr_coutraw_puts(tail); |
| |
| while (count < 4) { |
| /* jump to nearest arg */ |
| while (*tail == ' ') { |
| *tail = 0; |
| tail++; |
| } |
| |
| if (*tail == '\r') { |
| *tail = 0; |
| break; |
| } |
| |
| argv[count++] = tail; |
| |
| /* jump to next delimiter */ |
| while ((*tail != ' ') && (*tail != '\r')) tail++; |
| } |
| |
| /* check args now */ |
| if (count != 1) return(NULL); |
| |
| return(argv[0]); |
| } |
| |
| |
| int main(void) { |
| int fd; |
| const char *fname = NULL; |
| const char *fname; |
| char buff[1024]; |
| struct linedb db; |
| unsigned char screenw = 0, screenh = 0; |
| 233,13 → 267,13 |
|---|
| |
| svarlang_autoload_nlspath("sved"); |
| |
| if ((argc != 2) || (argv[1][0] == '/')) { |
| fname = parseargv(); |
| |
| if (fname == NULL) { |
| mdr_coutraw_puts("usage: sved file.txt"); |
| return(0); |
| } |
| |
| fname = argv[1]; |
| |
| mdr_coutraw_puts(""); |
| |
| if (_dos_open(fname, O_RDONLY, &fd) != 0) { |