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Diffstat (limited to 'newlib/libc/stdlib/llabs.c')
-rw-r--r-- | newlib/libc/stdlib/llabs.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/newlib/libc/stdlib/llabs.c b/newlib/libc/stdlib/llabs.c new file mode 100644 index 000000000..11246c354 --- /dev/null +++ b/newlib/libc/stdlib/llabs.c @@ -0,0 +1,66 @@ +/* +FUNCTION +<<llabs>>---compute the absolute value of an long long integer. + +INDEX + llabs + +ANSI_SYNOPSIS + #include <stdlib.h> + long long llabs(long long j); + +TRAD_SYNOPSIS + #include <stdlib.h> + long long llabs(<[j]>) + long long <[j]>; + +DESCRIPTION +The <<llabs>> function computes the absolute value of the long long integer +argument <[j]> (also called the magnitude of <[j]>). + +The similar function <<labs>> uses and returns <<long>> rather than +<<long long>> values. + +RETURNS +A nonnegative long long integer. + +PORTABILITY +<<llabs>> is ISO 9899 (C99) compatable. + +No supporting OS subroutines are required. +*/ + +/*- + * Copyright (c) 2001 Mike Barcroft <mike@FreeBSD.org> + * 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. + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. + */ + +#include <stdlib.h> + +long long +_DEFUN(llabs, (j), + long long j) +{ + return (j < 0 ? -j : j); +} |