[src/trunk]: src/lib/libm Define copysignl on !long double platforms. Be cons...

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2cff8282be4b
branches:  trunk
changeset: 803843:2cff8282be4b
user:      joerg <joerg%NetBSD.org@localhost>
date:      Fri Nov 14 14:53:17 2014 +0000

description:
Define copysignl on !long double platforms. Be consistent in the use of
weak aliases.

diffstat:

 lib/libm/arch/vax/n_support.S |   5 +++--
 lib/libm/src/namespace.h      |   3 ++-
 lib/libm/src/s_copysign.c     |   7 ++++++-
 lib/libm/src/s_copysignl.c    |  12 ++++++++++--
 4 files changed, 21 insertions(+), 6 deletions(-)

diffs (94 lines):

diff -r afb1ae94aa2e -r 2cff8282be4b lib/libm/arch/vax/n_support.S
--- a/lib/libm/arch/vax/n_support.S     Fri Nov 14 14:45:34 2014 +0000
+++ b/lib/libm/arch/vax/n_support.S     Fri Nov 14 14:53:17 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: n_support.S,v 1.9 2014/03/15 14:12:56 martin Exp $     */
+/*     $NetBSD: n_support.S,v 1.10 2014/11/14 14:53:17 joerg Exp $     */
 /*
  * Copyright (c) 1985, 1993
  *     The Regents of the University of California.  All rights reserved.
@@ -32,7 +32,8 @@
 #include <machine/asm.h>
 
 WEAK_ALIAS(logbl,logb)
-WEAK_ALIAS(copysignl, copysign)
+WEAK_ALIAS(copysignl, _copysignl)
+WEAK_ALIAS(_copysignl, copysign)
 
        .text
 _sccsid:
diff -r afb1ae94aa2e -r 2cff8282be4b lib/libm/src/namespace.h
--- a/lib/libm/src/namespace.h  Fri Nov 14 14:45:34 2014 +0000
+++ b/lib/libm/src/namespace.h  Fri Nov 14 14:53:17 2014 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: namespace.h,v 1.12 2014/11/14 03:31:41 christos Exp $ */
+/* $NetBSD: namespace.h,v 1.13 2014/11/14 14:53:17 joerg Exp $ */
 
 #define atan2 _atan2
 #define atan2f _atan2f
@@ -46,6 +46,7 @@
 #define scalblnf _scalblnf
 #define scalblnl _scalblnl
 
+#define copysignl _copysignl
 #define sqrtl _sqrtl
 #define cbrtl _cbrtl
 #define ceill _ceill
diff -r afb1ae94aa2e -r 2cff8282be4b lib/libm/src/s_copysign.c
--- a/lib/libm/src/s_copysign.c Fri Nov 14 14:45:34 2014 +0000
+++ b/lib/libm/src/s_copysign.c Fri Nov 14 14:53:17 2014 +0000
@@ -12,7 +12,7 @@
 
 #include <sys/cdefs.h>
 #if defined(LIBM_SCCS) && !defined(lint)
-__RCSID("$NetBSD: s_copysign.c,v 1.11 2002/05/26 22:01:54 wiz Exp $");
+__RCSID("$NetBSD: s_copysign.c,v 1.12 2014/11/14 14:53:17 joerg Exp $");
 #endif
 
 /*
@@ -24,6 +24,11 @@
 #include "math.h"
 #include "math_private.h"
 
+#ifndef __HAVE_LONG_DOUBLE
+__strong_alias(_copysignl, copysign)
+__weak_alias(copysignl, copysign)
+#endif
+
 double
 copysign(double x, double y)
 {
diff -r afb1ae94aa2e -r 2cff8282be4b lib/libm/src/s_copysignl.c
--- a/lib/libm/src/s_copysignl.c        Fri Nov 14 14:45:34 2014 +0000
+++ b/lib/libm/src/s_copysignl.c        Fri Nov 14 14:53:17 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: s_copysignl.c,v 1.3 2014/10/22 10:32:50 joerg Exp $    */
+/*     $NetBSD: s_copysignl.c,v 1.4 2014/11/14 14:53:17 joerg Exp $    */
 
 /*-
  * Copyright (c) 2010 The NetBSD Foundation, Inc.
@@ -26,11 +26,18 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: s_copysignl.c,v 1.3 2014/10/22 10:32:50 joerg Exp $");
+__RCSID("$NetBSD: s_copysignl.c,v 1.4 2014/11/14 14:53:17 joerg Exp $");
+#include "namespace.h"
 
 #include <math.h>
 #include <machine/ieee.h>
 
+#ifdef __HAVE_LONG_DOUBLE
+
+#ifdef __weak_alias
+__weak_alias(copysignl, _copysignl)
+#endif
+
 /*
  * copysignl(long double x, long double y)
  * This function returns a value with the magnitude of x and the sign of y.
@@ -62,3 +69,4 @@
        return ux.ldblu_ld;
 }
 #endif
+#endif /* __HAVE_LONG_DOUBLE */