/* PRM_VARLINESET - Parse and set entire line of variables/parameters
** Returns TRUE unless parsing error
** Mungs the input string!
*/
int prm_varlineset(char *s,
struct prmvar_s *tab,
FILE *of,
FILE *ef)
{
#define NTOKS 100
char tokbuf[300+NTOKS]; /* Big work buffer */
char *tokarr[NTOKS]; /* Lots of tokens */
char **tkp;
char *tcp = tokbuf;
size_t tcnt = sizeof(tokbuf);
size_t slen = strlen(s);
int n;
n = s_tokenize(tokarr, NTOKS-1, &tcp, &tcnt, &s, &slen);
tokarr[n] = NULL;
for (tkp = tokarr; *tkp; ++tkp) {
if (!prm_varset(tkp, tab, of, ef)) {
if (ef && tkp[1]) { /* Error? See if more left */
fprintf(ef, "Parsing aborted.\n");
}
return FALSE;
}
}
return TRUE;
#undef NTOKS
}
/********************************************************************
* buy: Checks commands' params and does the corresponding actions.
********************************************************************/
void buy(CommandType command, Player *player, WeaponType weaptable[])
{
char input[MAX_INPUT+1], *tokens[2] = {NULL};
int i, num, cost;
bool found;
if (command.params[0] == NULL) {
puts(_("What do you want to buy?"));
return;
}
if (!strcmp(command.params[0], "bullets") ||
!strcmp(command.params[0], "drugs") ||
!strcmp(command.params[0], "weapon")) {
if (command.params[1] == NULL) {
puts(_("Please be more specific."));
return;
}
if (!strcmp(command.params[0], "weapon")) {
for (i = 0; i < MAX_WEAPONS; i++)
if (! strcmp(weaptable[i].name, command.params[1])) {
found = true;
break;
}
if (!found) {
puts(_("There is no weapon with such name."));
return;
}
cost = weaptable[i].value;
}
else {
num = strtol(command.params[1], NULL, 10);
if (num <= 0) {
printf(_("%s is not a valid positive integer.\n"), command.params[1]);
return;
}
cost = !strcmp(command.params[0], "bullets") ? BULLET_COST:DRUG_COST;
cost *= num;
}
printf(_("You need %d gold in order to buy this stuff.\n"), cost);
if (player->gold < cost) {
puts(_("Sorry, you don't have enough gold."));
return;
}
printf(_("Are you sure that you want to proceed? (y/n) "));
fgets(input, sizeof(input), stdin);
s_tokenize(input, tokens, 2, " \n");
if (tokens[0] == NULL || tokens[1] != NULL ||
(strcmp(s_tolower(tokens[0]), "y") &&
strcmp(s_tolower(tokens[0]), "yes"))) {
puts(_("canceled"));
return;
}
if (!strcmp(command.params[0], "bullets")) {
player->gold -= cost;
player->bullets += num;
}
else if (!strcmp(command.params[0], "drugs")){
player->gold -= cost;
player->health += num * DRUG_HEALTH;
if (player->health > 100)
player->health = 100;
}
else {
player->gold -= cost;
memcpy(&player->weapon, &weaptable[i], sizeof(WeaponType));
}
puts(_("Done!"));
return;
}
printf(_("You can't buy %s.\n"), command.params[0]);
}
