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Diffstat (limited to 'libstdc++-v3/math/hypot.c')
-rw-r--r-- | libstdc++-v3/math/hypot.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/libstdc++-v3/math/hypot.c b/libstdc++-v3/math/hypot.c new file mode 100644 index 0000000..9e3c07b --- /dev/null +++ b/libstdc++-v3/math/hypot.c @@ -0,0 +1,38 @@ +/* Compute hypothenuse. */ + +/* Copyright (C) 1997-1999 Free Software Foundation, Inc. + + This file is part of the GNU ISO C++ Library. This library 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 2, or (at your option) + any later version. + + This library 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 library; see the file COPYING. If not, write to the Free + Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. + + As a special exception, you may use this file as part of a free software + library without restriction. Specifically, if other files instantiate + templates or use macros or inline functions from this file, or you compile + this file and link it with other files to produce an executable, this + file does not by itself cause the resulting executable to be covered by + the GNU General Public License. This exception does not however + invalidate any other reasons why the executable file might be covered by + the GNU General Public License. */ + +/* If the platform is so pathetic that is has no hypot function it does + not deserve it better than getting this version. */ +extern double sqrt (double); + +double +hypot (double x, double y) +{ + return sqrt (x * x + y * y); +} |