I am using ANSI C and getting "warning: passing argument 1 of ‘strcpy’ makes pointer from integer without a cast" for my below code:
#define MAX_LINE_SIZE 1024
#define DELIMITER ","
#define TICKET_NAME_LEN 40
#define TICKET_ZONE_LEN 10
struct stock_data
{
char ticket_name[TICKET_NAME_LEN+1];
char ticket_type;
char ticket_zone[TICKET_ZONE_LEN+1];
unsigned int ticket_price;
unsigned int stock_level;
};
typedef struct stock_node
{
struct stock_data * data;
struct stock_node * next_node;
} stock_node;
char temp_line[MAX_LINE_SIZE];
char *token;
int i, count = 0;
stock_node * snode = NULL;
struct stock_data * sdata = NULL;
FILE *stock_file = fopen( stockfile, "r" );
while (fgets(temp_line, MAX_LINE_SIZE, stock_file) != NULL) {
token = strtok (temp_line, DELIMITER);
count++;
snode = (stock_node *) malloc(count * sizeof(stock_node));
if (snode == NULL) { abort(); }
snode->data = (struct stock_data *) malloc(sizeof(struct stock_data));
if (snode->data == NULL) { abort(); }
i = 1;
while(token != NULL) {
switch(i) {
case 1:
strcpy(snode[count - 1].data->ticket_name, token);
break;
case 2:
strcpy(snode[count - 1].data->ticket_type, token);
break;
case 3:
strcpy(snode[count - 1].data->ticket_zone, token);
break;
case 4:
strcpy(snode[count - 1].data->ticket_price, token);
break;
case 5:
strcpy(snode[count - 1].data->stock_level, token);
break;
}
token = strtok (NULL, DELIMITER);
i++;
}
}
I get the warning for lines:
strcpy(snode[count - 1].data->ticket_type, token); (as ticket_type is char)
strcpy(snode[count - 1].data->ticket_price, token); (as ticket_price is unsigned int)
strcpy(snode[count - 1].data->stock_level, token); (as stock_level is unsigned int)
I know why (sort of) however I don't know how to fix it :(
The solution was to change the switch so it reads:
switch(i) {
case 1:
strcpy(snode[count - 1].data->ticket_name, token);
break;
case 2:
snode[count - 1].data->ticket_type = token[0];
break;
case 3:
strcpy(snode[count - 1].data->ticket_zone, token);
break;
case 4:
snode[count - 1].data->ticket_price = atoi(token);
break;
case 5:
snode[count - 1].data->stock_level = atoi(token);
break;
}