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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 17:39:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 17:39:29 +0000
commit8ffec2a3aba6f114784e11f89ef1d57a096ae540 (patch)
treeccebcbad06203e8241a8e7249f8e6c478a3682ea /lib/printf-frexpl.h
parentInitial commit. (diff)
downloadcoreutils-upstream.tar.xz
coreutils-upstream.zip
Adding upstream version 8.32.upstream/8.32upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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-rw-r--r--lib/printf-frexpl.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/printf-frexpl.h b/lib/printf-frexpl.h
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+/* Split a 'long double' into fraction and mantissa, for hexadecimal printf.
+ Copyright (C) 2007, 2009-2020 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Write a finite, positive number x as
+ x = mantissa * 2^exp
+ where exp >= LDBL_MIN_EXP - 1,
+ mantissa < 2.0,
+ if x is not a denormalized number then mantissa >= 1.0.
+ Store exp in *EXPPTR and return mantissa. */
+extern long double printf_frexpl (long double x, int *expptr);