serial_echo example: Remove setbuf() call as stdout no longer buffered by default
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@ -14,14 +14,6 @@ void user_init(void)
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printf("SDK version:%s\n", sdk_system_get_sdk_version());
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printf("Going into echo mode...\n");
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/* By default stdout is line-buffered, so you only see output
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after a newline is sent. This is helpful in a multithreaded
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environment so output doesn't get chopped up within a line.
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Here we want to see the echo immediately, so disable buffering.
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*/
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setbuf(stdout, NULL);
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while(1) {
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int c = getchar();
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if(c != EOF)
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