Merge glibc-ports into ports/ directory. glibc-2.16.90 glibc-2.16-ports-merge

1 files changed, 39 insertions, 0 deletions

diff --git a/ports/sysdeps/alpha/fpu/s_copysign.c b/ports/sysdeps/alpha/fpu/s_copysign.c
new file mode 100644
index 0000000000..b01202772b
--- /dev/null
+++ b/ports/sysdeps/alpha/fpu/s_copysign.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 2000, 2006, 2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+
+double
+__copysign (double x, double y)
+{
+  return __builtin_copysign (x, y);
+}
+
+weak_alias (__copysign, copysign)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__copysign, __copysignl)
+weak_alias (__copysign, copysignl)
+#endif
+#ifdef IS_IN_libm
+# if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
+compat_symbol (libm, __copysign, copysignl, GLIBC_2_0);
+# endif
+#elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
+compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
+#endif