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Amiga Plus 2004 #11
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tidy_os4.lha
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tidy
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src
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alloc.c
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C/C++ Source or Header
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2004-07-25
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90 lines
/* alloc.c -- Default memory allocation routines.
(c) 1998-2003 (W3C) MIT, ERCIM, Keio University
See tidy.h for the copyright notice.
CVS Info :
$Author: creitzel $
$Date: 2003/03/19 18:37:42 $
$Revision: 1.4 $
*/
#include "tidy.h"
static TidyMalloc g_malloc = NULL;
static TidyRealloc g_realloc = NULL;
static TidyFree g_free = NULL;
static TidyPanic g_panic = NULL;
Bool tidySetMallocCall( TidyMalloc fmalloc )
{
g_malloc = fmalloc;
return yes;
}
Bool tidySetReallocCall( TidyRealloc frealloc )
{
g_realloc = frealloc;
return yes;
}
Bool tidySetFreeCall( TidyFree ffree )
{
g_free = ffree;
return yes;
}
Bool tidySetPanicCall( TidyPanic fpanic )
{
g_panic = fpanic;
return yes;
}
void FatalError( ctmbstr msg )
{
if ( g_panic )
g_panic( msg );
else
{
/* 2 signifies a serious error */
fprintf( stderr, "Fatal error: %s\n", msg );
exit(2);
}
}
void* MemAlloc( size_t size )
{
void *p = ( g_malloc ? g_malloc(size) : malloc(size) );
if ( !p )
FatalError("Out of memory!");
return p;
}
void* MemRealloc( void* mem, size_t newsize )
{
void *p;
if ( mem == NULL )
return MemAlloc( newsize );
p = ( g_realloc ? g_realloc(mem, newsize) : realloc(mem, newsize) );
if (!p)
FatalError("Out of memory!");
return p;
}
void MemFree( void* mem )
{
if ( mem )
{
if ( g_free )
g_free( mem );
else
free( mem );
}
}
void ClearMemory( void *mem, size_t size )
{
memset(mem, 0, size);
}