...
| Code Block | ||||
|---|---|---|---|---|
| ||||
#include <stdio.h>
#define BUFFER_SIZE 1024
void func(FILE *file) {
char buf[BUFFER_SIZE];
if (fgets(buf, sizeof(buf), file) == NULL) {
/* Set error flag and continue */
}
} |
However, buf is not reset and has unknown contents.
...
| Code Block | ||||
|---|---|---|---|---|
| ||||
#include <stdio.h>
#define BUFFER_SIZE 1024
void func(FILE *file) {
char buf[BUFFER_SIZE];
if (fgets(buf, sizeof(buf), file) == NULL) {
/* Set error flag and continue */
*buf = '\0';
}
} |
Exceptions
FIO40-EX1: If the string goes out of scope immediately following the call to fgets() or fgetws() or is not referenced in the case of a failure, it need not be reset.
...