DataMuseum.dk

Presents historical artifacts from the history of:

DKUUG/EUUG Conference tapes

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about DKUUG/EUUG Conference tapes

Excavated with: AutoArchaeologist - Free & Open Source Software. 

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Index: T p

⟦88439b404⟧ TextFile

    Length: 554 (0x22a)
    Types: TextFile
    Names: »pipedis.c«

Derivation

└─⟦db229ac7e⟧ Bits:30007240 EUUGD20: SSBA 1.2 / AFW Benchmarks
    └─⟦this⟧ »EUUGD20/AFUU-ssba1.21/ssba1.21E/bsd/pipedis.c« 
    └─⟦this⟧ »EUUGD20/AFUU-ssba1.21/ssba1.21F/bsd/pipedis.c«

TextFile

main(argc,argv)
	char *argv[];
{
	char buf[512];
	int fd[2], msgsize;
	register int i, iter;

	if (argc < 3){
		printf("usage: %s iterations message-size\n",argv[0]);
		exit(1);
	}
	argc--,argv++;
	iter = atoi(*argv);
	argc--, argv++;
	msgsize = atoi(*argv);
	if (msgsize > sizeof(buf) || msgsize <= 0){
		printf("%s: Bad message size.\n", *argv);
		exit(2);
	}
	if (pipe(fd) < 0) {
		perror("pipe");
		exit(3);
	}
	if(fork() == 0)
		for(i=0; i < iter; i++)
			read(fd[0], buf, msgsize);
	else
		for(i=0; i < iter; i++)
			write(fd[1], buf, msgsize);
}