diff options
Diffstat (limited to 'src/fmod.c')
| -rw-r--r-- | src/fmod.c | 40 |
1 files changed, 20 insertions, 20 deletions
@@ -2,12 +2,12 @@ Copyright 1991 by Stichting Mathematisch Centrum, Amsterdam, The Netherlands. - All Rights Reserved + All Rights Reserved -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in +both that copyright notice and this permission notice appear in supporting documentation, and that the names of Stichting Mathematisch Centrum or CWI not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. @@ -31,21 +31,21 @@ extern int errno; double fmod(x, y) - double x, y; + double x, y; { - double i, f; - - if (y == 0.0) { - errno = EDOM; - return 0.0; - } - - /* return f such that x = i*y + f for some integer i - such that |f| < |y| and f has the same sign as x */ - - i = floor(x/y); - f = x - i*y; - if ((x < 0.0) != (y < 0.0)) - f = f-y; - return f; + double i, f; + + if (y == 0.0) { + errno = EDOM; + return 0.0; + } + + /* return f such that x = i*y + f for some integer i + such that |f| < |y| and f has the same sign as x */ + + i = floor(x/y); + f = x - i*y; + if ((x < 0.0) != (y < 0.0)) + f = f-y; + return f; } |