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e797b466b4
mysys/array.c: Rewrite functions comments mysys/checksum.c: Rewrite function comment Style cleanup mysys/mulalloc.c: Rewrite function comment mysys/my_chsize.c: Rewrite function comment mysys/my_error.c: Rewrite comments mysys/my_once.c: Rewrite comments mysys/my_div.c: Rewrite comments mysys/my_open.c: Rewrite comments
62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/* Copyright (C) 2000 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#include "mysys_priv.h"
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#include <stdarg.h>
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/*
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Malloc many pointers at the same time
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SYNOPSIS
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my_multi_malloc()
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myFlags Flags
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... Multiple arguments terminated by null ptr
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ptr, length
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ptr, length
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NULL
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*/
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gptr my_multi_malloc(myf myFlags, ...)
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{
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va_list args;
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char **ptr,*start,*res;
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uint tot_length,length;
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DBUG_ENTER("my_multi_malloc");
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va_start(args,myFlags);
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tot_length=0;
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while ((ptr=va_arg(args, char **)))
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{
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length=va_arg(args,uint);
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tot_length+=ALIGN_SIZE(length);
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}
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va_end(args);
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if (!(start=(char *) my_malloc(tot_length,myFlags)))
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DBUG_RETURN(0); /* purecov: inspected */
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va_start(args,myFlags);
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res=start;
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while ((ptr=va_arg(args, char **)))
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{
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*ptr=res;
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length=va_arg(args,uint);
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res+=ALIGN_SIZE(length);
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}
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va_end(args);
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DBUG_RETURN((gptr) start);
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}
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