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- #include <stdio.h>
-
- void put(char c, FILE *stream);
- void put(const char *s, FILE *stream);
-
- class File
- {
- FILE *f;
- public:
- File(FILE *ff) : f(ff) { }
- void put(const char *s);
- };
-
- void File::put(const char *s)
- {
- put(s, f); // error
- }
-
- int main()
- {
- File f(stdout);
- f.put("hello, world\n");
- return 0;
- }
-
-