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author | Dag-Erling Smørgrav <des@FreeBSD.org> | 2003-10-23 08:20:47 +0000 |
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committer | Dag-Erling Smørgrav <des@FreeBSD.org> | 2003-10-23 08:20:47 +0000 |
commit | 017e4316aed53db6f24971400fe07fb650487fd3 (patch) | |
tree | 144e29dc5300d8d64b0d8494f3ee68f0d0836142 /lib | |
parent | 764015afda17f64893c3a3fbbb7546ead19270a6 (diff) | |
download | src-017e4316aed53db6f24971400fe07fb650487fd3.tar.gz src-017e4316aed53db6f24971400fe07fb650487fd3.zip |
Implement fabsl(3), allowing the world to build with -fno-builtin.
Notes
Notes:
svn path=/head/; revision=121417
Diffstat (limited to 'lib')
-rw-r--r-- | lib/msun/src/fabsl.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/msun/src/fabsl.c b/lib/msun/src/fabsl.c new file mode 100644 index 000000000000..a78612fd8f11 --- /dev/null +++ b/lib/msun/src/fabsl.c @@ -0,0 +1,37 @@ +/*- + * Copyright (c) 2003 Dag-Erling Coïdan Smørgrav + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include <math.h> + +long double +fabsl(long double x) +{ + return (x < 0) ? -x : x; +} |