tit4tat.c: Remove non-standard fpurge by adding an ugly while-loop

1 files changed, 2 insertions, 3 deletions

diff --git a/tit4tat.c b/tit4tat.c
index fa3fe50..3546987 100644
--- a/tit4tat.c
+++ b/tit4tat.c
@@ -16,7 +16,6 @@
  */ 
 
 #include <stdio.h> 
-#include <unistd.h> 
 #include <stdlib.h> 
 
 enum {COORPERATION, DEFECTION}; 
@@ -38,8 +37,8 @@ int main(int argc, char **argv)
 
         for (;;) { 
                 /* human input */ 
-                a = getc(stdin); 
-                fpurge(stdin); 
+                a = getc(stdin);
+                while (getc(stdin) != '\n');
                 a = (a == 'c') ? COORPERATION : DEFECTION; 
 
                 /* computer rules */