> When I debug my C program, I can't see the printf() output in any buffer.
> However, I can provide input to scanf() in the GUD buffer. What should 
> I do to show the output? I am using Emacs 21.3.50.1 (CVS) on Windows2000.

I don't debug on Windows but I have been told that this works:

;; If you are using Emacs and GDB on Windows you will need to flush the buffer
;; explicitly in your program if you want timely display of I/O in Emacs.
;; Alternatively you can make the output stream unbuffered, for example, by
;; using a macro:
;;
;;           #ifdef UNBUFFERED
;;           setvbuf (stdout, (char *) NULL, _IONBF, 0);
;;           #endif
;;
;; and compiling with -DUNBUFFERED while debugging.

I think that if the string to be printed is terminated with \n, this will
also display at the desired time (line buffering?).

Nick


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