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Length: 1207 (0x4b7) Types: TextFile Notes: UNIX file Names: »alloc.h«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code └─⟦2d53db1df⟧ UNIX Filesystem └─⟦this⟧ »sys/h/alloc.h«
/* (-lgl * The information contained herein is a trade secret of Mark Williams * Company, and is confidential information. It is provided under a * license agreement, and may be copied or disclosed only under the * terms of that agreement. Any reproduction or disclosure of this * material without the express written authorization of Mark Williams * Company or persuant to the license agreement is unlawful. * * COHERENT Version 0.7.3 * Copyright (c) 1982, 1983, 1984. * An unpublished work by Mark Williams Company, Chicago. * All rights reserved. -lgl) */ /* * Allocator. */ #ifndef ALLOC_H #define ALLOC_H /* * Structure for allocator. */ typedef struct all { union { char *a_link; char a_free[2]; } a_union; char a_data[]; } ALL; #if 0 /* * Portable defines for the allocator. */ #define align(p) ((ALL *)NULL + ((p) - (ALL *)NULL)) #define link(p) (align((p)->a_link)) #define tstfree(p) ((p)->a_link == (char *) link(p)) #define setfree(p) ((p)->a_link = (char *) link(p)) #define setused(p) ((p)->a_link = (char *) link(p) + 1) #endif #ifdef KERNEL /* * Functions and externals. */ extern char *alloc(); extern ALL *setarena(); #endif #endif