dev/c/ipc/pipes.c

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2012-03-20 00:47:18 +04:00
/*
Anonymous Pipes Demo by Andrei Borovsky <borovsky@tochka.ru>.
This code is freeware.
*/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
int main (int argc, char * argv[])
{
int pipedes[2];
pid_t pid;
pipe(pipedes);
pid = fork();
if ( pid > 0 )
{
char *str = "String passed via pipe\n";
close(pipedes[0]);
write(pipedes[1], (void *) str, strlen(str) + 1);
close(pipedes[1]);
}
else
{
char buf[1024];
int len;
close(pipedes[1]);
while ((len = read(pipedes[0], buf, 1024)) != 0)
write(2, buf, len);
close(pipedes[0]);
}
return 0;
}