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/* $XFree86: xc/programs/Xserver/hw/xfree86/dummylib/xalloc.c,v 1.1 2000/02/13 03:06:39 dawes Exp $ */

#include "X.h"
#include "os.h"
#include "xf86.h"
#include "xf86Priv.h"

/*
 * Utility functions required by libxf86_os. 
 */

pointer
Xalloc(unsigned long n)
{
    if (!n)
	n = 1;
    return malloc(n);
}

pointer
Xrealloc(pointer p, unsigned long n)
{
    if (!n)
	n = 1;
    return realloc(p, n);
}

pointer
Xcalloc(unsigned long n)
{
    pointer r;

    r = Xalloc(n);
    memset(r, 0, n);
    return r;
}

pointer
XNFalloc(unsigned long n)
{
    pointer r;

    r = Xalloc(n);
    if (!r)
	FatalError("XNFalloc failed\n");
    return r;
   
}

pointer
XNFrealloc(pointer p, unsigned long n)
{
    pointer r;

    r = Xrealloc(p, n);
    if (!r)
	FatalError("XNFrealloc failed\n");
    return r;
   
}

pointer
XNFcalloc(unsigned long n)
{
    pointer r;

    r = Xcalloc(n);
    if (!r)
	FatalError("XNFcalloc failed\n");
    return r;
   
}

void
Xfree(pointer p)
{
    free(p);
}