bool
CVML::
decode(CFile *file)
{
reset();
if (! readHeader(file)) {
std::cerr << "Not a valid VML file" << std::endl;
return false;
}
if (! readStringTable(file)) {
std::cerr << "Bad String Table" << std::endl;
return false;
}
if (! readDebug(file)) {
std::cerr << "Bad Debug Section" << std::endl;
return false;
}
if (! readData(file)) {
std::cerr << "Bad Data Section" << std::endl;
return false;
}
if (! readInstructions(file)) {
std::cerr << "Bad Code Section" << std::endl;
return false;
}
return true;
}
main( int argc, char * argv[] )
{ if (argc != 2)
{ printf("usage: %s <filename>\n",argv[0]);
exit(1);
}
strcpy(pgmName,argv[1]) ;
if (strchr (pgmName, '.') == NULL)
strcat(pgmName,".tm");
pgm = fopen(pgmName,"r");
if (pgm == NULL)
{ printf("file '%s' not found\n",pgmName);
exit(1);
}
/* read the program */
if ( ! readInstructions ())
exit(1) ;
/* switch input file to terminal */
/* reset( input ); */
/* read-eval-print */
printf("TM simulation (enter h for help)...\n");
do
done = ! doCommand ();
while (! done );
printf("Simulation done.\n");
return 0;
}
int main(int argc, char * argv[]){
//First things first. Open the input file.
FILE *fp;
int i = 0;
if (argc != 2 || (fp = fopen(argv[1], "r")) == NULL) {
printf("File open failed.\nUsage: %s <input file>\n",argv[0]);
exit(1);
}
// initialize the symbol table, jump table and stack to 0
// method will be in instructions.c
initialize();
// read the input file and prepare structures
readInstructions(fp);
// Close the file.
fclose(fp);
// Begin to interpret
execute();
// debugging purposes...
printTables();
printf("\nProgram halted\n");
}
int main(int argc, const char * argv[])
{
if (argc != 2) {
printf("Usage: %s <filename>\n", argv[0]);
exit(1);
}
strcpy(pgmName, argv[1]);
if (strchr(pgmName, '.') == NULL) {
strcat(pgmName, ".tm");
}
pgm = fopen(pgmName, "r");
if (pgm == NULL) {
printf("File %s Not Found\n", pgmName);
exit(1);
}
if (!readInstructions()) {
exit(1);
}
printf("TM Simulation (Enter h for Help)...\n");
do
{
done = ! doCommand();
} while (!done);
printf("Simulation Done.\n");
return 0;
}
main(int argc, char * argv[])
{
if (argc != 2)
{
printf("usage: %s <filename>\n", argv[0]);
exit(1);
}
strcpy(pgmName, argv[1]);
if (strchr(pgmName, '.') == NULL)
strcat(pgmName, ".tm");
char *pgmName1;
pgmName1 = "D:\\code\\cplusplus\\tiny\\sample.tm";//"D:\\code\\Visual Studio\\visual studio 2015\\Projects\\TINY\\tm\\Debug\\sample.tm";
printf("%s\n", pgmName1);
pgm = fopen(pgmName1, "r");
if (pgm == NULL)
{
printf("file '%s' not found\n", pgmName);
exit(1);
}
/* read the program 把指令加载到指令区*/
if (!readInstructions())
exit(1);
/* switch input file to terminal */
/* reset( input ); */
/* read-eval-print */
printf("TM simulation (enter h for help)...\n");
do
done = !doCommand();//把指令加载到指令区
while (!done);
printf("Simulation done.\n");
return 0;
}