| /* vfprintf() with too few arguments */ | |
| #define BUFLEN 1000 | |
| #include <stdio.h> | |
| #include <stdarg.h> | |
| char buffer[BUFLEN]; | |
| void off_by_one(FILE *output, ...) | |
| { | |
| va_list args; | |
| va_start(args, output); | |
| vsprintf(buffer, "Ptr: %n %p %i\n", args); | |
| va_end(args); | |
| fprintf(output, "logged\n"); | |
| } | |
| int main() | |
| { | |
| int m; | |
| off_by_one(stdout, &m, &m, 1); | |
| off_by_one(stdout, &m, 1); | |
| return 0; | |
| } |