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/* Fast block move/copy subroutines Copyright (C) 1992 Joseph H. Allen This file is part of JOE (Joe's Own Editor) JOE 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 1, or (at your option) any later version. JOE 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 JOE; see the file COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _Iblocks #define _Iblocks 1 #include "config.h" /* Warning: Don't use mfwrd or mbkwd for filling an area. Use them only * for copying, inserting or deleting. Since they copy ints at a time, they * will not work for filling. */ /* char *mfwrd(char *d,char *s,int sz); Copy 'sz' bytes from 's' to 'd'. The copy occures in the forward direction (use for deletes) Nothing happens if 'd'=='s' or 'sz'==0 Returns original value of 'd' */ char *mfwrd(); /* char *mbkwd(char *d,char *s,int sz); Copy 'sz' bytes from 's' to 'd'. The copy occures in the backward direction (use for inserts) Nothing happens if 'd'=='s' or 'sz'==0 Returns original value of 'd' */ char *mbkwd(); /* char *mmove(char *d,char *s,int sz); Copy 'sz' bytes from 's' to 'd'. * Chooses either mbkwd or mfwrd to do this such that the data won't get * clobbered. */ char *mmove(); /* Use this for non-overlapping copies */ #define mcpy mbkwd /* char *mset(char *d,char c,int sz); Set 'sz' bytes at 'd' to 'c'. * If 'sz'==0 nothing happens * Return original value of 'd' */ char *mset(); /* int *msetI(int *d,int c,int sz); Set 'sz' ints at 'd' to 'c'. * If 'sz'==0 nothing happens * Returns orininal value of 'd' */ int *msetI(); /* int mcnt(char *blk,char c,int size); * * Count the number of occurances a character appears in a block */ int mcnt(); #ifdef junk /* char *mchr(char *s,char c); * * Return address of first 'c' following 's'. */ char *mchr(); #endif #endif
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