X-Git-Url: https://jxself.org/git/?p=wumpus.git;a=blobdiff_plain;f=wumpus.c;h=3afd5680919e03d6844c30872fd13d5c22ff3f1c;hp=8b3cc47354eab835e2b27ea8fcb2a9ebaceb4d21;hb=150263f9d9a1e078ecbc37fb810fcb1ac02b5382;hpb=d9bfd34e9699154385a9f98939780d090ac62528

diff --git a/wumpus.c b/wumpus.c
index 8b3cc47..3afd568 100644
--- a/wumpus.c
+++ b/wumpus.c
@@ -2,10 +2,7 @@
  * wumpus.c --- a faithful translation of the classic "Hunt The Wumpus" game.
  *
  * Translator: Eric S. Raymond <esr@snark.thyrsus.com>
- * Version: $Id$
- *
- * This was the state of the art 20 years ago, in 1972.  We've come a long
- * way, baby.
+ * Version: $Id: wumpus.c,v 1.4 1996/05/17 17:30:35 esr Exp esr $
  *
  * The BASIC source is that posted by Magnus Olsson in USENET article
  * <9207071854.AA21847@thep.lu.se>: he wrote
@@ -31,6 +28,12 @@
  */
 
 #include <stdio.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <time.h>
+#include <sys/socket.h>
 
 /* 5 REM *** HUNT THE WUMPUS ***					*/
 
@@ -102,22 +105,28 @@ int getnum(prompt)
 char *prompt;
 {
     (void) printf("%s\n?", prompt);
-    (void) fgets(inp, sizeof(inp), stdin);
-    return(atoi(inp));
+    if (fgets(inp, sizeof(inp), stdin))
+      return(atoi(inp));
+    else {
+      fputs("\n",stdout);
+      exit(1);
+    }
 }
 
 int getlet(prompt)
 char *prompt;
 {
     (void) printf("%s\n?", prompt);
-    (void) fgets(inp, sizeof(inp), stdin);
-    return(inp[0]);    
+    if (fgets(inp, sizeof(inp), stdin))
+      return(toupper(inp[0]));
+    else {
+      fputs("\n",stdout);
+      exit(1);
+    }
 }
 
 void print_instructions()
 {
-    char ebuf[BUFSIZ];
-
 /* 375 REM *** INSTRUCTIONS ***						*/
 /* 380 PRINT "WELCOME TO 'HUNT THE WUMPUS'"				*/
     puts("WELCOME TO 'HUNT THE WUMPUS'");