BSD 4_4 release

[unix-history] / usr / src / games / worm / worm.c

diff --git a/usr/src/games/worm/worm.c b/usr/src/games/worm/worm.c
index 7f0e581..0489683 100644 (file)
--- a/usr/src/games/worm/worm.c
+++ b/usr/src/games/worm/worm.c
@@ -1,18 +1,44 @@
 /*
 /*

- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1980, 1993
+ *     The Regents of the University of California.  All rights reserved.

  *
  *

- * %sccs.include.redist.c%
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.

  */
 
 #ifndef lint
  */
 
 #ifndef lint

-char copyright[] =
-"@(#) Copyright (c) 1980 Regents of the University of California.\n\
- All rights reserved.\n";
+static char copyright[] =
+"@(#) Copyright (c) 1980, 1993\n\
+       The Regents of the University of California.  All rights reserved.\n";

 #endif /* not lint */
 
 #ifndef lint
 #endif /* not lint */
 
 #ifndef lint

-static char sccsid[] = "@(#)worm.c     5.9 (Berkeley) %G%";
+static char sccsid[] = "@(#)worm.c     8.1 (Berkeley) 5/31/93";

 #endif /* not lint */
 
 /*
 #endif /* not lint */
 
 /*


@@ -30,8 +56,6 @@ static char sccsid[] = "@(#)worm.c    5.9 (Berkeley) %G%";
 #define BODY 'o'
 #define LENGTH 7
 #define RUNLEN 8
 #define BODY 'o'
 #define LENGTH 7
 #define RUNLEN 8

-#define when break;case
-#define otherwise break;default

 #define CNTRL(p) (p-'A'+1)
 #ifndef baudrate
 # define       baudrate()      _tty.sg_ospeed
 #define CNTRL(p) (p-'A'+1)
 #ifndef baudrate
 # define       baudrate()      _tty.sg_ospeed


@@ -185,19 +209,19 @@ char ch;
        y = head->y;
        switch(ch)
        {
        y = head->y;
        switch(ch)
        {

-               when 'h': x--;
-               when 'j': y++;
-               when 'k': y--;
-               when 'l': x++;
-               when 'H': x--; running = RUNLEN; ch = tolower(ch);
-               when 'J': y++; running = RUNLEN/2; ch = tolower(ch);
-               when 'K': y--; running = RUNLEN/2; ch = tolower(ch);
-               when 'L': x++; running = RUNLEN; ch = tolower(ch);
-               when '\f': setup(); return;
-               when CNTRL('Z'): suspend(); return;
-               when CNTRL('C'): crash(); return;
-               when CNTRL('D'): crash(); return;
-               otherwise: if (! running) alarm(1);
+               case 'h': x--; break;
+               case 'j': y++; break;
+               case 'k': y--; break;
+               case 'l': x++; break;
+               case 'H': x--; running = RUNLEN; ch = tolower(ch); break;
+               case 'J': y++; running = RUNLEN/2; ch = tolower(ch); break;
+               case 'K': y--; running = RUNLEN/2; ch = tolower(ch); break;
+               case 'L': x++; running = RUNLEN; ch = tolower(ch); break;
+               case '\f': setup(); return;
+               case CNTRL('Z'): suspend(); return;
+               case CNTRL('C'): crash(); return;
+               case CNTRL('D'): crash(); return;
+               default: if (! running) alarm(1);

                           return;
        }
        lastch = ch;
                           return;
        }
        lastch = ch;