Clear « stdin « C Q&A

1. Clearing stdin    cboard.cprogramming.com

2. Blocking or clearing stdin    cboard.cprogramming.com

Hey all. The solution to this might be very simple, but I can't figure it out. I was able to dumb my code down to this: Code: int main() { char msg[512]; printf("Enter a message: "); fgets(msg,sizeof msg, stdin); printf("Entered: %s",msg); printf("Hold on while we wait 3 seconds...\n"); usleep(3000000); printf("Wait is over.\n"); printf("Enter another message: "); fgets(msg,sizeof msg, stdin); printf("Entered: %s",msg); ...

3. Clearing the input buffer (stdin)    forums.devshed.com

#include #define CLEARBUF() char ch; while ((ch = getchar()) != '\n' && ch != EOF); int main () { char *c, *d; int i; c = malloc (16); d = malloc (16); fgets (d, 16, stdin); CLEARBUF() fgets (c, 16, stdin); printf ("%p - %p\n", c, d); printf ("%s - %s\n", c, d); return 0; }

4. clear stdin buffer    forums.devshed.com

fflush (stdin) is not defined by the standards to work, although some compilers will do it. Use rewind (stdin). In some instances there is input in keyboard and os buffers which is not in the stream. Rewind will not remove that input. Calls for input ultimately result in a low-level read that moves things into the stream in accordance with the ...