diff options
| -rw-r--r-- | lib/Makefile | 1 | ||||
| -rw-r--r-- | lib/ldiv.c | 55 |
2 files changed, 0 insertions, 56 deletions
diff --git a/lib/Makefile b/lib/Makefile index 0c62917b43..8b986d2a70 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -1,7 +1,6 @@ obj-y += ctype.o obj-y += rbtree.o obj-y += display_options.o -obj-y += ldiv.o obj-y += string.o obj-y += vsprintf.o obj-y += div64.o diff --git a/lib/ldiv.c b/lib/ldiv.c deleted file mode 100644 index 5d231a2a65..0000000000 --- a/lib/ldiv.c +++ /dev/null @@ -1,55 +0,0 @@ -/* Copyright (C) 1992, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -typedef struct { - long quot; - long rem; -} ldiv_t; -/* Return the `ldiv_t' representation of NUMER over DENOM. */ -ldiv_t -ldiv (long int numer, long int denom) -{ - ldiv_t result; - - result.quot = numer / denom; - result.rem = numer % denom; - - /* The ANSI standard says that |QUOT| <= |NUMER / DENOM|, where - NUMER / DENOM is to be computed in infinite precision. In - other words, we should always truncate the quotient towards - zero, never -infinity. Machine division and remainer may - work either way when one or both of NUMER or DENOM is - negative. If only one is negative and QUOT has been - truncated towards -infinity, REM will have the same sign as - DENOM and the opposite sign of NUMER; if both are negative - and QUOT has been truncated towards -infinity, REM will be - positive (will have the opposite sign of NUMER). These are - considered `wrong'. If both are NUM and DENOM are positive, - RESULT will always be positive. This all boils down to: if - NUMER >= 0, but REM < 0, we got the wrong answer. In that - case, to get the right answer, add 1 to QUOT and subtract - DENOM from REM. */ - - if (numer >= 0 && result.rem < 0) - { - ++result.quot; - result.rem -= denom; - } - - return result; -} |