1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2010 AT&T Intellectual Property * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Intellectual Property * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #if defined(_UWIN) && defined(_BLD_ast) 23 _STUB_vmdisc()24void _STUB_vmdisc(){} 25 26 #else 27 28 #include "vmhdr.h" 29 30 /* Change the discipline for a region. The old discipline 31 ** is returned. If the new discipline is NIL then the 32 ** discipline is not changed. 33 ** 34 ** Written by Kiem-Phong Vo, kpv@research.att.com, 01/16/94. 35 */ 36 #if __STD_C vmdisc(Vmalloc_t * vm,Vmdisc_t * disc)37Vmdisc_t* vmdisc(Vmalloc_t* vm, Vmdisc_t* disc) 38 #else 39 Vmdisc_t* vmdisc(vm, disc) 40 Vmalloc_t* vm; 41 Vmdisc_t* disc; 42 #endif 43 { 44 Vmdisc_t* old = vm->disc; 45 46 if(disc) 47 { if(disc->memoryf != old->memoryf) 48 return NIL(Vmdisc_t*); 49 if(old->exceptf && 50 (*old->exceptf)(vm,VM_DISC,(Void_t*)disc,old) != 0 ) 51 return NIL(Vmdisc_t*); 52 vm->disc = disc; 53 } 54 return old; 55 } 56 57 #endif 58