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Annotation of 43BSD/ucb/pascal/eyacc/ey5.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1979 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)ey5.c      5.1 (Berkeley) 4/29/85";
        !             9: #endif not lint
        !            10: 
        !            11: /* fake portable I/O routines, for those
        !            12:     sites so backward as to not have the
        !            13:      port. library */
        !            14: /* munged for standard i/o library: peter and louise 5 may 80 */
        !            15: #include <stdio.h>
        !            16: 
        !            17: FILE *cin, *cout;
        !            18: 
        !            19: FILE *copen( s, c )
        !            20:     char *s;
        !            21:     char c;
        !            22:   {
        !            23:   FILE *f;
        !            24: 
        !            25:          if( c == 'r' ){
        !            26:            f = fopen( s, "r" );
        !            27:   } else  if( c == 'a' ){
        !            28:            f = fopen( s, "a" );
        !            29:            fseek( f, 0L, 2 );
        !            30:   } else {  /* c == w */
        !            31:            f = fopen( s, "w" );
        !            32:   }
        !            33: 
        !            34:   return( f );
        !            35:   }
        !            36: 
        !            37: cflush(x) FILE *x; { /* fake! sets file to x */
        !            38:   fflush( cout );
        !            39:   cout = x;
        !            40:   }
        !            41: 
        !            42: system(){
        !            43:   error( "The function \"system\" is called" );
        !            44:   }
        !            45: 
        !            46: cclose(i) FILE *i; {
        !            47:   fclose(i);
        !            48:   }
        !            49: 
        !            50: cexit(i){
        !            51:   fflush( cout );
        !            52:   if ( i != 0 ) {
        !            53:     abort();
        !            54:   }
        !            55:   exit(i);
        !            56:   }

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