mirror of
https://github.com/riba2534/TCP-IP-NetworkNote.git
synced 2026-02-03 01:53:19 +08:00
31 lines
628 B
C
31 lines
628 B
C
#include <stdio.h>
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#include <unistd.h>
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#define BUF_SIZE 30
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int main(int argc, char *argv[])
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{
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int fds[2];
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char str1[] = "Who are you?";
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char str2[] = "Thank you for your message";
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char buf[BUF_SIZE];
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pid_t pid;
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pipe(fds);
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pid = fork();
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if (pid == 0)
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{
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write(fds[1], str1, sizeof(str1));
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sleep(2);
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read(fds[0], buf, BUF_SIZE);
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printf("Child proc output: %s \n", buf);
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}
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else
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{
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read(fds[0], buf, BUF_SIZE);
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printf("Parent proc output: %s \n", buf);
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write(fds[1], str2, sizeof(str2));
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sleep(3);
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}
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return 0;
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}
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