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1 parent 8a1530a commit c6490a2Copy full SHA for c6490a2
lec10/p1-ipcoverview.md
@@ -240,12 +240,12 @@ $ git clone https://github.com/rcore-os/rCore-Tutorial-v3.git
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shell A
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```
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-$ mkfifo name.fifo
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-$ echo README > name.fifo #文件类型为p,写命名管道阻塞
+$ mkfifo name.fifo #创建一个名为 name.fifo 的命名管道(文件类型为 p)
+$ echo README > name.fifo #文件类型为p(ls -l,第一个字母p表示命名管道),写命名管道阻塞
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shell B
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-$ cat name.fifo
+$ cat name.fifo #解除 Shell A 的阻塞
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但:字节流形态,不支持任意两个进程间的双向通信
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