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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2018-12-27 16:39:27 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2018-12-27 16:39:27 +0000
commit52629237a522c7c146d788ddaaf69946fd2729f9 (patch)
tree552402b085cff37bc251fc0f45ed9255b53cdd57 /math/w_remainder_template.c
parent3896c5809b49e72fbadc57da2189ff42aa2a5d02 (diff)
parent064374be911f72dfaec8a75f06da1f9fc1827712 (diff)
Merge commit 'refs/top-bases/t/hurdsig-boot-fix' into t/hurdsig-boot-fix
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diff --git a/math/w_remainder_template.c b/math/w_remainder_template.c
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+/* Wrapper to set errno for remainder.
+ Copyright (C) 2017-2018 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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/>. */
+
+/* Only build wrappers from the templates for the types that define the macro
+ below. This macro is set in math-type-macros-<type>.h in sysdeps/generic
+ for each floating-point type. */
+#if __USE_WRAPPER_TEMPLATE
+
+# include <errno.h>
+# include <fenv.h>
+# include <math.h>
+# include <math_private.h>
+
+FLOAT
+M_DECL_FUNC (__remainder) (FLOAT x, FLOAT y)
+{
+ if (__glibc_unlikely (isinf (x) || y == 0) && !isnan (y) && !isnan (x))
+ /* Domain error: remainder(+-Inf,y) or remainder(x,0).
+ If x or y are nan, these conditions should not be considered. */
+ __set_errno (EDOM);
+ return M_SUF (__ieee754_remainder) (x, y);
+}
+declare_mgen_alias (__remainder, remainder)
+
+#endif /* __USE_WRAPPER_TEMPLATE. */