In the following code, we want data from A to be redirected to B. What should be...
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In the following code, we want data from A to be redirected to B. What should be the xxx and yyy parameters ? pipe(p); pid = fork(); if (pid == 0) { dup2(xxx); close(p[0]); close(p[1]); execlp("B", "B", NULL); } else { dup2(yyy); close(p[0]); close(p[1]); execlp("A", "A", NULL); }
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