#!/bin/sh
# This is a shar archive.
# The rest of this file is a shell script which will extract:
#
# 3_4a.c 3_4a.cmp 3_4b.c 3_4b.cmp 3_4c.c 3_4c.cmp 3_4d.c 3_4d.cmp 3_4e.c 3_4e.cmp 3_4f.c 3_4f.cmp 3_4g.c 3_4g.cmp 3_4h.c 3_4h.cmp 3_4i.c 3_4i.cmp 3_4j.c 3_4j.cmp 3_4k.c 3_4k.cmp 3_4l.c 3_4l.cmp 3_4m.c 3_4m.cmp 3_4n.c 3_4n.cmp 3_4o.c 3_4o.cmp 3_4p.c 3_4p.cmp 3_4q.c 3_4r.c 3_4s.c makefile
#
# To extract the files from this shell archive file simply
# create a directory for this file, move the archive file
# to it and enter the command
#
#	sh filename
# 
# The files will be extracted automatically.
# Note: Do not use csh.
#
# Archive created: Mon Jul 30 22:59:00 EDT 1990
#
echo x - 3_4a.c
sed 's/^X//' > 3_4a.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
geti() { static int i = 0; return ++i; }
// . . .
main() {		/* DELETE */
printf("%d %d\n", geti(), geti());
return 0; }		/* DELETE */
!EOF!
ls -l 3_4a.c
echo x - 3_4a.cmp
sed 's/^X//' > 3_4a.cmp << '!EOF!'
1 2
!EOF!
ls -l 3_4a.cmp
echo x - 3_4b.c
sed 's/^X//' > 3_4b.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
class x
{
  int i;
public:
  x() { i = 0; }
  next() { return ++i; }
} y;
// . . .
#include <stdio.h>	/* DELETE */
main() {		/* DELETE */
printf("%d %d\n", y.next(), y.next());
return 0; }		/* DELETE */
!EOF!
ls -l 3_4b.c
echo x - 3_4b.cmp
sed 's/^X//' > 3_4b.cmp << '!EOF!'
1 2
!EOF!
ls -l 3_4b.cmp
echo x - 3_4c.c
sed 's/^X//' > 3_4c.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>			/* DELETE */
main() { int i =			/* DELETE */
printf("a") + printf("b") + printf("c");
printf("\n"); return 0; }		/* DELETE */
!EOF!
ls -l 3_4c.c
echo x - 3_4c.cmp
sed 's/^X//' > 3_4c.cmp << '!EOF!'
abc
!EOF!
ls -l 3_4c.cmp
echo x - 3_4d.c
sed 's/^X//' > 3_4d.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
main() { int a, b;	/* DELETE */
a = 3;
b = a++ + ++a;
printf("a=%d, b=%d\n", a, b);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4d.c
echo x - 3_4d.cmp
sed 's/^X//' > 3_4d.cmp << '!EOF!'
a=5, b=8
!EOF!
ls -l 3_4d.cmp
echo x - 3_4e.c
sed 's/^X//' > 3_4e.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
int v[3] = { 1, 2, 3 };	/* DELETE */
main() { int i;		/* DELETE */
i = 0;
v[i] = i++;
printf("i=%d\n", i);	/* DELETE */
printf("v[0]=%d, v[1]=%d, v[2]=%d\n", v[0], v[1], v[2]);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4e.c
echo x - 3_4e.cmp
sed 's/^X//' > 3_4e.cmp << '!EOF!'
i=1
v[0]=0, v[1]=2, v[2]=3
!EOF!
ls -l 3_4e.cmp
echo x - 3_4f.c
sed 's/^X//' > 3_4f.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
main() { int i =	/* DELETE */
1 << 18
; printf("i=%#x\n", i);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4f.c
echo x - 3_4f.cmp
sed 's/^X//' > 3_4f.cmp << '!EOF!'
i=0x40000
!EOF!
ls -l 3_4f.cmp
echo x - 3_4g.c
sed 's/^X//' > 3_4g.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
main() { int i =	/* DELETE */
0100 << 1
; printf("i=%#o\n", i);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4g.c
echo x - 3_4g.cmp
sed 's/^X//' > 3_4g.cmp << '!EOF!'
i=0200
!EOF!
ls -l 3_4g.cmp
echo x - 3_4h.c
sed 's/^X//' > 3_4h.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
main() { int i =	/* DELETE */
0100 >> -1
; printf("i=%#o\n", i);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4h.c
echo x - 3_4h.cmp
sed 's/^X//' > 3_4h.cmp << '!EOF!'
i=0
!EOF!
ls -l 3_4h.cmp
echo x - 3_4i.c
sed 's/^X//' > 3_4i.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>	/* DELETE */
main() { long i =	/* DELETE */
-1L >> 3
; printf("i=%#x\n", i);	/* DELETE */
return 0; }		/* DELETE */
!EOF!
ls -l 3_4i.c
echo x - 3_4i.cmp
sed 's/^X//' > 3_4i.cmp << '!EOF!'
i=0x1fffffff
!EOF!
ls -l 3_4i.cmp
echo x - 3_4j.c
sed 's/^X//' > 3_4j.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>			/* DELETE */
#include <osfcn.h>			/* DELETE */
main() {				/* DELETE */
int c;
read(1, (char*)&c, 1);
printf("c=%#x\n", c);			/* DELETE */
return 0; }				/* DELETE */
!EOF!
ls -l 3_4j.c
echo x - 3_4j.cmp
sed 's/^X//' > 3_4j.cmp << '!EOF!'
c=0
!EOF!
ls -l 3_4j.cmp
echo x - 3_4k.c
sed 's/^X//' > 3_4k.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stdio.h>		/* DELETE */
void xyz(int c) {		/* DELETE */
	static int i = 0;	/* DELETE */
	if (i++ > 20)		/* DELETE */
		exit(0);	/* DELETE */
	printf("c=%o\n", c);	/* DELETE */
}				/* DELETE */
main() {			/* DELETE */
char c;
while ((c = getchar()) != EOF) xyz(c);
return 0; }			/* DELETE */
!EOF!
ls -l 3_4k.c
echo x - 3_4k.cmp
sed 's/^X//' > 3_4k.cmp << '!EOF!'
c=141
c=142
c=143
c=144
c=145
c=146
c=147
c=150
c=12
c=377
c=377
c=377
c=377
c=377
c=377
c=377
c=377
c=377
c=377
c=377
c=377
!EOF!
ls -l 3_4k.cmp
echo x - 3_4l.c
sed 's/^X//' > 3_4l.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
union
{
    long a;
    struct
    {
	int b1 : 1;
    } b;
} X;
#include <stdio.h>		/* DELETE */
main() {			/* DELETE */
	X.b.b1 = 1;		/* DELETE */
	printf("a=%#x\n", X.a);	/* DELETE */
	return 0; }		/* DELETE */
!EOF!
ls -l 3_4l.c
echo x - 3_4l.cmp
sed 's/^X//' > 3_4l.cmp << '!EOF!'
a=0x80000000
!EOF!
ls -l 3_4l.cmp
echo x - 3_4m.c
sed 's/^X//' > 3_4m.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stream.h>		/* DELETE */
char a[20] = "0123456789";
main() {			/* DELETE */
int *a0 = (int*)&a[0];
int *a1 = (int*)&a[1];
int *a2 = (int*)&a[2];
int *a3 = (int*)&a[3];
cout << *a0 << *a1 << *a2 << *a3;
	return 0; }		/* DELETE */
!EOF!
ls -l 3_4m.c
echo x - 3_4m.cmp
sed 's/^X//' > 3_4m.cmp << '!EOF!'
!EOF!
ls -l 3_4m.cmp
echo x - 3_4n.c
sed 's/^X//' > 3_4n.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stream.h>		/* DELETE */
main() {			/* DELETE */
for (char a = 'i'; a <= 'j'; a++) cout << chr(a);
	return 0; }		/* DELETE */
!EOF!
ls -l 3_4n.c
echo x - 3_4n.cmp
sed 's/^X//' > 3_4n.cmp << '!EOF!'
!EOF!
ls -l 3_4n.cmp
echo x - 3_4o.c
sed 's/^X//' > 3_4o.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stream.h>		/* DELETE */
main() {			/* DELETE */
char *x = 0;
cout << hex(*x) << "\n";
	return 0; }		/* DELETE */
!EOF!
ls -l 3_4o.c
echo x - 3_4o.cmp
sed 's/^X//' > 3_4o.cmp << '!EOF!'
0
!EOF!
ls -l 3_4o.cmp
echo x - 3_4p.c
sed 's/^X//' > 3_4p.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
#include <stream.h>					/* DELETE */
int x[3] = { 2, 1, 0 }; int i = 0;				/* DELETE */
main() {						/* DELETE */
#define swap1(a,b) { int t = (a); (a) = (b); (b) = t; }
#define swap2(a,b) { int t = (b); (b) = (a); (a) = t; }

swap1(x[i], i);
printf("i=%d, x[0]=%d, x[1]=%d, x[2]=%d\n", i, x[0], x[1], x[2]);	/* DELETE */
x[0]=0; x[1]=1; i=0;					/* DELETE */
#include "3_4r.c"					/* DELETE */
printf("i=%d, x[0]=%d, x[1]=%d, x[2]=%d\n", i, x[0], x[1], x[2]);	/* DELETE */
	return 0; }					/* DELETE */
!EOF!
ls -l 3_4p.c
echo x - 3_4p.cmp
sed 's/^X//' > 3_4p.cmp << '!EOF!'
i=2, x[0]=0, x[1]=1, x[2]=0
i=0, x[0]=0, x[1]=1, x[2]=0
!EOF!
ls -l 3_4p.cmp
echo x - 3_4q.c
sed 's/^X//' > 3_4q.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
{ int t = (x[i]); (x[i]) = (i); (i) = t; }
!EOF!
ls -l 3_4q.c
echo x - 3_4r.c
sed 's/^X//' > 3_4r.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
swap2(x[i], i);
!EOF!
ls -l 3_4r.c
echo x - 3_4s.c
sed 's/^X//' > 3_4s.c << '!EOF!'
/* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
/* The C++ Answer Book */
/* Tony Hansen */
/* All rights reserved. */
{ int t = (i); (i) = (x[i]); (x[i]) = t; }
!EOF!
ls -l 3_4s.c
echo x - makefile
sed 's/^X//' > makefile << '!EOF!'
CC= CC -I. -I../../CC
all: 3_4a 3_4b 3_4c 3_4d 3_4e 3_4f 3_4g 3_4h 3_4i 3_4j 3_4k 3_4l 3_4m 3_4n 3_4o 3_4p

3_4a: 3_4a.c ; $(CC) 3_4a.c -o 3_4a
3_4b: 3_4b.c ; $(CC) 3_4b.c -o 3_4b
3_4c: 3_4c.c ; $(CC) 3_4c.c -o 3_4c
3_4d: 3_4d.c ; $(CC) 3_4d.c -o 3_4d
3_4e: 3_4e.c ; $(CC) 3_4e.c -o 3_4e
3_4f: 3_4f.c ; $(CC) 3_4f.c -o 3_4f
3_4g: 3_4g.c ; $(CC) 3_4g.c -o 3_4g
3_4h: 3_4h.c ; $(CC) 3_4h.c -o 3_4h
3_4i: 3_4i.c ; $(CC) 3_4i.c -o 3_4i
3_4j: 3_4j.c ; $(CC) 3_4j.c -o 3_4j
3_4k: 3_4k.c ; $(CC) 3_4k.c -o 3_4k
3_4l: 3_4l.c ; $(CC) 3_4l.c -o 3_4l
3_4m: 3_4m.c ; $(CC) 3_4m.c -o 3_4m
3_4n: 3_4n.c ; $(CC) 3_4n.c -o 3_4n
3_4o: 3_4o.c ; $(CC) 3_4o.c -o 3_4o
3_4p: 3_4p.c 3_4r.c ; $(CC) 3_4p.c -o 3_4p

CMP= 3_4a.cmp 3_4b.cmp 3_4c.cmp 3_4d.cmp 3_4e.cmp 3_4f.cmp 3_4g.cmp 3_4h.cmp 3_4i.cmp 3_4j.cmp 3_4k.cmp 3_4l.cmp 3_4m.cmp 3_4n.cmp 3_4o.cmp 3_4p.cmp
OUT= 3_4a.out 3_4b.out 3_4c.out 3_4d.out 3_4e.out 3_4f.out 3_4g.out 3_4h.out 3_4i.out 3_4j.out 3_4k.out 3_4l.out 3_4m.out 3_4n.out 3_4o.out 3_4p.out

3_4a.out: 3_4a ;	3_4a > 3_4a.out
3_4b.out: 3_4b ;	3_4b > 3_4b.out
3_4c.out: 3_4c ;	3_4c > 3_4c.out
3_4d.out: 3_4d ;	3_4d > 3_4d.out
3_4e.out: 3_4e ;	3_4e > 3_4e.out
3_4f.out: 3_4f ;	3_4f > 3_4f.out
3_4g.out: 3_4g ;	3_4g > 3_4g.out
3_4h.out: 3_4h ;	3_4h > 3_4h.out
3_4i.out: 3_4i ;	3_4i > 3_4i.out
3_4j.out: 3_4j ;	echo a | 3_4j > 3_4j.out
3_4k.out: 3_4k ;	echo abcdefgh | 3_4k > 3_4k.out
3_4l.out: 3_4l ;	3_4l > 3_4l.out
3_4m.out: 3_4m ;	-3_4m > 3_4m.out
3_4n.out: 3_4n ;	3_4n > 3_4n.out
3_4o.out: 3_4o ;	3_4o > 3_4o.out
3_4p.out: 3_4p ;	3_4p > 3_4p.out

test: all $(CMP) $(OUT)
	cmp 3_4a.out 3_4a.cmp
	cmp 3_4b.out 3_4b.cmp
	cmp 3_4c.out 3_4c.cmp
	cmp 3_4d.out 3_4d.cmp
	cmp 3_4e.out 3_4e.cmp
	cmp 3_4f.out 3_4f.cmp
	cmp 3_4g.out 3_4g.cmp
	cmp 3_4h.out 3_4h.cmp
	cmp 3_4i.out 3_4i.cmp
	cmp 3_4j.out 3_4j.cmp
	cmp 3_4k.out 3_4k.cmp
	cmp 3_4l.out 3_4l.cmp
	cmp 3_4m.out 3_4m.cmp
	cmp 3_4n.out 3_4n.cmp
	cmp 3_4o.out 3_4o.cmp
	cmp 3_4p.out 3_4p.cmp
	echo tests done
!EOF!
ls -l makefile
# The following exit is to ensure that extra garbage 
# after the end of the shar file will be ignored.
exit 0