1*40865Sbostic /*- 2*40865Sbostic * Copyright (c) 1979 The Regents of the University of California. 3*40865Sbostic * All rights reserved. 4*40865Sbostic * 5*40865Sbostic * %sccs.include.redist.c% 6*40865Sbostic */ 71712Smckusick 8*40865Sbostic #ifndef lint 9*40865Sbostic static char sccsid[] = "@(#)UNIT.c 1.3 (Berkeley) 04/09/90"; 10*40865Sbostic #endif /* not lint */ 111712Smckusick 121712Smckusick #include "h00vars.h" 131712Smckusick 141712Smckusick struct iorec * 151712Smckusick UNIT(curfile) 161712Smckusick 171712Smckusick register struct iorec *curfile; 181712Smckusick { 191712Smckusick if (curfile->fblk >= MAXFILES || _actfile[curfile->fblk] != curfile) { 203869Smckusic ERROR("Reference to an inactive file\n", 0); 211712Smckusick return; 221712Smckusick } 231712Smckusick if (curfile->funit & FDEF) { 243869Smckusic ERROR("%s: Reference to an inactive file\n", curfile->pfname); 251712Smckusick return; 261712Smckusick } 271712Smckusick return curfile; 281712Smckusick } 29