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- #include <stdio.h>
- #include <fcntl.h>
-
- main()
- {
- unsigned char x [ 16384 ];
- FILE *fd;
-
- printf("Patching your ROM image (OS1.2p1.rom) into one that will allow xdfs support...\n");
-
- if (NULL == (fd = fopen ( "OS1.2p1.rom", "r"))) {
- printf("Um, couldn't find a file called \"OS1.2p1.rom\", sorry\n");
- return 0;
- }
- fread (x, 1, 16384, fd);
-
- fclose(fd);
-
- if (NULL == (fd = fopen ( "OS1.2p1.rom", "w"))) {
- printf("Um, couldn't create output file \"OS1.2p1.rom\", sorry\n");
- return 0;
- }
-
- /*
- * The OSFILE trap
- */
-
- x [ 0x327d ] = 0x22;
-
- /*
- * The OSFSC trap
- */
-
- x [ 0x31b1 ] = 0x02;
-
- fseek ( fd, 0, SEEK_SET );
- fwrite (x, 1, 16384, fd);
- fclose ( fd );
-
- printf("Patch applied successfully. Bye.\n");
- }
-