From 8e7ba70eba02f88d4f3ba12e07ab9c7bdf32240a Mon Sep 17 00:00:00 2001 From: Igor Pashev Date: Sun, 9 Sep 2012 02:33:07 +0000 Subject: Imported Upstream version 8.17 --- lib/printf-frexp.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 lib/printf-frexp.h (limited to 'lib/printf-frexp.h') diff --git a/lib/printf-frexp.h b/lib/printf-frexp.h new file mode 100644 index 00000000..985d7d29 --- /dev/null +++ b/lib/printf-frexp.h @@ -0,0 +1,23 @@ +/* Split a double into fraction and mantissa, for hexadecimal printf. + Copyright (C) 2007, 2009-2012 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 . */ + +/* Write a finite, positive number x as + x = mantissa * 2^exp + where exp >= DBL_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 double printf_frexp (double x, int *expptr); -- cgit v1.2.3