X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fmisc.h;h=fbd11eec3c32fc3f2536fbf6bc6ad4e80471e11c;hb=0a20082e28caaaf1122510d992e1c6dce755ad0e;hp=16f16b97ae4309c64b9aa141004915480e893335;hpb=19d0debdc5b72e1bb6c79956403a4d3bc054f300;p=pspp

diff --git a/src/libpspp/misc.h b/src/libpspp/misc.h
index 16f16b97ae..fbd11eec3c 100644
--- a/src/libpspp/misc.h
+++ b/src/libpspp/misc.h
@@ -1,6 +1,5 @@
 /* PSPP - computes sample statistics.
    Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
-   Written by Ben Pfaff <blp@gnu.org>.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -27,25 +26,22 @@
 
 /* HUGE_VAL is traditionally defined as positive infinity, or
    alternatively, DBL_MAX. */
-#if !HAVE_ISINF
+#if !HAVE_ISINF && !defined isinf
 #define isinf(X) (fabs (X) == HUGE_VAL)
 #endif
 
 /* A Not a Number is not equal to itself. */
-#if !HAVE_ISNAN
+#if !HAVE_ISNAN && !defined isnan
 #define isnan(X) ((X) != (X))
 #endif
 
 /* Finite numbers are not infinities or NaNs. */
-#if !HAVE_FINITE
+#if !HAVE_FINITE && !defined finite
 #define finite(X) (!isinf (X) && !isnan (X))
 #elif HAVE_IEEEFP_H
 #include <ieeefp.h>		/* Declares finite() under Solaris. */
 #endif
 
-/* Clamps A to be between B and C. */
-#define range(A, B, C) ((A) < (B) ? (B) : ((A) > (C) ? (C) : (A)))
-
 /* Divides nonnegative X by positive Y, rounding up. */
 #define DIV_RND_UP(X, Y) (((X) + ((Y) - 1)) / (Y))