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mkfifo("mypipe"); if (!fork()) { fp popen("echo 37 > mypipe", "w"); status = pclose(fp); } else { printf("14"); sleep(1);

mkfifo("mypipe"); if (!fork()) { fp popen("echo 37 > mypipe", "w"); status = pclose(fp); } else { printf("14"); sleep(1);

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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mkfifo("mypipe"); if (!fork()) { fp = popen("echo 37 > mypipe", "w"); %D status = pclose(fp); } else { printf("14"); sleep(1); fp = popen("cat mypipe", "r"); fgets(buffer, buffer_size, fp); printf("%s", buffer); status = pclose(fp); %3D } Consider the above code fragment, what's the output to stdout?
Transcribed Image Text:mkfifo("mypipe"); if (!fork()) { fp = popen("echo 37 > mypipe", "w"); %D status = pclose(fp); } else { printf("14"); sleep(1); fp = popen("cat mypipe", "r"); fgets(buffer, buffer_size, fp); printf("%s", buffer); status = pclose(fp); %3D } Consider the above code fragment, what's the output to stdout?
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