-/*
- * If logging output to a file, stderr should go to both stderr and f_err
- */
-#define log_err(args, ...) do { \
- fprintf(f_err, args, ##__VA_ARGS__); \
- if (f_err != stderr) \
- fprintf(stderr, args, ##__VA_ARGS__); \
- } while (0)
+extern int log_err(const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2)));
+extern int log_info(const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2)));
+extern int log_valist(const char *str, va_list);
+extern int log_local_buf(const char *buf, size_t);
+extern int log_info_flush(void);