99 Bottles of Beer

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Language dtrace

Date:	05/13/05
Author:	Sean McGrath
URL:	n/a
Comments:	1
Info:	http://blogs.sun.com/smg
Score:	(3.01 in 98 votes)

#!/usr/sbin/dtrace -qs

/* Dtrace version of bottles of beer
 * Written by Sean McGrath
 * http://blogs.sun.com/smg
 */

BEGIN
{
        n = 3;
        ifor = 1;
}

tick-1sec
/!n && !ifor/
{
        printf("No more bottles of beer on the wall\n\n");
        printf("Time to buy more beer!\n");
        exit(0);
}

tick-1sec
/n == 1 && !ifor/
{
        printf("one more bottle of beer on the wall\n\n");
        printf("one more bottle of beer on the wall\n");
        ifor = 1;
}

tick-1sec
/n > 1 && !ifor/
{
        printf("%d bottles of beer on the wall\n\n", n);
        printf("%d bottles of beer on the wall\n", n);
        printf("%d bottles of beeeeer . . .\n", n);
        printf("Take one down, pass it around,\n");
        ifor = 1;
}

tick-1sec
/ifor/
{
        n--;
        ifor = 0;
}

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Comments

Devo H. O'Dell said on 10/29/05 10:46:38

Nice to see this here. Only one comment -- isn't the language called ``D''? ISTR that DigitalMars got pissy at Sun for naming their language similarly.

--Devon

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