Avoid hardcoded "too large" constant that caused FPE on the vax.

XXX: Should pullup to 5.0

5 files changed, 19 insertions, 13 deletions

diff --git a/trek/help.c b/trek/help.c
index b1150e3a..5cf90d5b 100644
--- a/trek/help.c
+++ b/trek/help.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: help.c,v 1.8 2007/12/15 19:44:44 perry Exp $	*/
+/*	$NetBSD: help.c,v 1.9 2009/03/31 18:48:16 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1993
@@ -34,13 +34,14 @@
 #if 0
 static char sccsid[] = "@(#)help.c	8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: help.c,v 1.8 2007/12/15 19:44:44 perry Exp $");
+__RCSID("$NetBSD: help.c,v 1.9 2009/03/31 18:48:16 christos Exp $");
 #endif
 #endif /* not lint */
 
 #include <stdio.h>
 #include <math.h>
 #include <unistd.h>
+#include <limits.h>
 #include "trek.h"
 
 /*
@@ -96,7 +97,7 @@ help(v)
 	Game.helps += 1;
 
 	/* find the closest base */
-	dist = 1e50;
+	dist = TOOLARGE;
 	if (Quad[Ship.quadx][Ship.quady].bases <= 0)
 	{
 		/* there isn't one in this quadrant */
diff --git a/trek/kill.c b/trek/kill.c
index 053f1dbb..1d8f6130 100644
--- a/trek/kill.c
+++ b/trek/kill.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: kill.c,v 1.7 2003/08/07 09:37:52 agc Exp $	*/
+/*	$NetBSD: kill.c,v 1.8 2009/03/31 18:48:16 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1993
@@ -34,11 +34,12 @@
 #if 0
 static char sccsid[] = "@(#)kill.c	8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: kill.c,v 1.7 2003/08/07 09:37:52 agc Exp $");
+__RCSID("$NetBSD: kill.c,v 1.8 2009/03/31 18:48:16 christos Exp $");
 #endif
 #endif /* not lint */
 
 #include <stdio.h>
+#include <limits.h>
 #include "trek.h"
 
 /*
@@ -138,7 +139,7 @@ int	qx, qy;
 			printf("   quadrant %d,%d has been destroyed\n", qx, qy);
 		}
 		else
-			schedule(E_KATSB | E_GHOST, 1e50, qx, qy, 0);
+			schedule(E_KATSB | E_GHOST, TOOLARGE, qx, qy, 0);
 	}
 }
 
diff --git a/trek/schedule.c b/trek/schedule.c
index d3c0c286..455c5e06 100644
--- a/trek/schedule.c
+++ b/trek/schedule.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: schedule.c,v 1.6 2006/03/19 00:56:12 christos Exp $	*/
+/*	$NetBSD: schedule.c,v 1.7 2009/03/31 18:48:16 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1993
@@ -34,13 +34,14 @@
 #if 0
 static char sccsid[] = "@(#)schedule.c	8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: schedule.c,v 1.6 2006/03/19 00:56:12 christos Exp $");
+__RCSID("$NetBSD: schedule.c,v 1.7 2009/03/31 18:48:16 christos Exp $");
 #endif
 #endif /* not lint */
 
 #include <stdio.h>
 #include <math.h>
 #include <err.h>
+#include <limits.h>
 #include "trek.h"
 
 /*
@@ -135,7 +136,7 @@ struct event	*e1;
 			e->evcode, e->date, e->x, e->y, e->systemname);
 #	endif
 	Now.eventptr[e->evcode & E_EVENT] = 0;
-	e->date = 1e50;
+	e->date = TOOLARGE;
 	e->evcode = 0;
 	return;
 }
diff --git a/trek/setup.c b/trek/setup.c
index cd43ebbe..3a9f93f2 100644
--- a/trek/setup.c
+++ b/trek/setup.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: setup.c,v 1.9 2008/11/14 21:10:44 christos Exp $	*/
+/*	$NetBSD: setup.c,v 1.10 2009/03/31 18:48:16 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1993
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)setup.c	8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: setup.c,v 1.9 2008/11/14 21:10:44 christos Exp $");
+__RCSID("$NetBSD: setup.c,v 1.10 2009/03/31 18:48:16 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -44,6 +44,7 @@ __RCSID("$NetBSD: setup.c,v 1.9 2008/11/14 21:10:44 christos Exp $");
 #include <unistd.h>
 #include <stdlib.h>
 #include <err.h>
+#include <limits.h>
 #include "trek.h"
 #include "getpar.h"
 
@@ -211,7 +212,7 @@ setup()
 	for (i = 0; i < MAXEVENTS; i++)
 	{
 		e = &Event[i];
-		e->date = 1e50;
+		e->date = TOOLARGE;
 		e->evcode = 0;
 	}
 	xsched(E_SNOVA, 1, 0, 0, 0);
diff --git a/trek/trek.h b/trek/trek.h
index 62ac1df8..92e7912b 100644
--- a/trek/trek.h
+++ b/trek/trek.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: trek.h,v 1.11 2005/02/15 12:54:50 jsm Exp $	*/
+/*	$NetBSD: trek.h,v 1.12 2009/03/31 18:48:16 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1993
@@ -370,6 +370,8 @@ extern struct Etc_struct Etc;
 # define	xTRACE		1
 extern int	Trace;
 
+# define 	TOOLARGE	(DBL_MAX / 2)	/* < DOUBLE_MAX for everyone */
+
 /* abandon.c */
 void abandon(int);