140865Sbostic /*- 2*62096Sbostic * Copyright (c) 1979, 1993 3*62096Sbostic * The Regents of the University of California. All rights reserved. 440865Sbostic * 540865Sbostic * %sccs.include.redist.c% 640865Sbostic */ 71681Smckusick 840865Sbostic #ifndef lint 9*62096Sbostic static char sccsid[] = "@(#)READC.c 8.1 (Berkeley) 06/06/93"; 1040865Sbostic #endif /* not lint */ 111681Smckusick 121681Smckusick #include "h00vars.h" 131681Smckusick 141681Smckusick char READC(curfile)151681SmckusickREADC(curfile) 161681Smckusick 171681Smckusick register struct iorec *curfile; 181681Smckusick { 191681Smckusick char data; 201681Smckusick 211681Smckusick if (curfile->funit & FWRITE) { 223869Smckusic ERROR("%s: Attempt to read, but open for writing\n", 233869Smckusic curfile->pfname); 241681Smckusick } 251681Smckusick IOSYNC(curfile); 261681Smckusick if (curfile->funit & EOFF) { 273869Smckusic ERROR("%s: Tried to read past end of file\n", curfile->pfname); 281681Smckusick } 291681Smckusick curfile->funit |= SYNC; 301681Smckusick return *curfile->fileptr; 311681Smckusick } 32