-#ifdef CONFIG_MODEM_SUPPORT_DEBUG
-char screen[1024];
-char *cursor = screen;
-int once = 0;
-inline void dbg(const char *fmt, ...)
-{
- va_list args;
- uint i;
- char printbuffer[CONFIG_SYS_PBSIZE];
-
- if (!once) {
- memset(screen, 0, sizeof(screen));
- once++;
- }
-
- va_start(args, fmt);
-
- /* For this to work, printbuffer must be larger than
- * anything we ever want to print.
- */
- i = vsnprintf(printbuffer, sizeof(printbuffer), fmt, args);
- va_end(args);
-
- if ((screen + sizeof(screen) - 1 - cursor)
- < strlen(printbuffer) + 1) {
- memset(screen, 0, sizeof(screen));
- cursor = screen;
- }
- sprintf(cursor, printbuffer);
- cursor += strlen(printbuffer);
-
-}
-#else
-static inline void dbg(const char *fmt, ...)
-{
-}
-#endif
-