staccount::staccount (sfield::ref n, account const& v) : stblob (n)
{
peekvalue ().insert (peekvalue ().end (), v.begin (), v.end ());
}
bool staccount::isvalueh160 () const
{
return peekvalue ().size () == (160 / 8);
}
int main(int argc, char* argv[]){
char *curr;
char *endptr;
double value;
int operator;
int i;
int j;
// int len;
int state=VALUE_STATE;
Stackframe *valuestack = NULL;
Stackframe *opstack = NULL;
if(argc==1){
printf("usage: %s [expression]\n",argv[0]);
exit(1);
}
for(j=1; j<argc; j++){
curr=argv[j];
while((*curr) != 0){
curr = strip(curr);
if(state==VALUE_STATE){
value = strtod(curr,&endptr); //try and read a number
if(curr == endptr){
fprintf(stderr,"failed to read value at %s\n",curr);
exit(1);
}
valuestack = pushtostack(valuestack,&value,sizeof(double));
curr = endptr;
state=OP_STATE;
}else if(state==OP_STATE){
operator = -1;
i = 0;
while(operators[i].symbol != NULL){
if(strncmp(operators[i].symbol,curr,operators[i].symbol_len) == 0){
operator = operators[i].number;
opstack = evalAndPush(&opstack, &valuestack, operator);
curr+=operators[i].symbol_len;
break;
}
i++;
}
if(operator == -1){
fprintf(stderr,"invalid operator at %s\n",curr);
exit(1);
}
state=VALUE_STATE;
}else{
fprintf(stderr,"unknown state %d\n", state);
exit(1);
}
}
}
while((valuestack != NULL) && (opstack != NULL)){
evaluateStackframe(&opstack,&valuestack);
}
printf("= %g\n",peekvalue(valuestack));
/*
while(valuestack != NULL){
value = peekvalue();
printf("valuestack=%f %x\n",value,valuestack);
valuestack = popfromstack(valuestack, (void**)&valueptr);
printf("value==%f\n",*valueptr);
}
while(opstack != NULL){
operator = peekop();
printf("opstack=%d %x\n",operator,opstack);
opstack = popfromstack(opstack, (void**)&opptr);
printf("value==%d\n",*opptr);
}
*/
exit(0);
}
