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<a href="https://gitlab.rtems.org/ranulfo">Ranulfo Raphael</a> created a merge request: <a href="https://gitlab.rtems.org/rtems/tools/rtems-tools/-/merge_requests/28">!28</a>
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Project:Branches: ranulfo/rtems-tools:stty to rtems/tools/rtems-tools:main
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Author: Ranulfo Raphael
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<a href="#summary" aria-hidden="true" class="anchor" id="user-content-summary" style="margin-top: 0; float: left; margin-left: -20px; text-decoration: none; outline: none;"></a>Summary</h2>
<p dir="auto" style="color: #28272d; margin: 0 0 16px;" align="initial">This merge request fixes the open() and read() calls for tty devices on rtems tester and run.</p>
<p dir="auto" style="color: #28272d; margin: 0 0 16px;" align="initial">Opening a device in 'rw'mode causes:</p>
<p dir="auto" style="color: #28272d; margin: 0 0 16px;" align="initial"><code style='font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; white-space: pre-wrap; overflow-wrap: break-word; word-break: keep-all; padding: 2px 4px;'>error: opening tty dev: /dev/ttyACM0: must have exactly one of create/read/write/append mode</code></p>
<p dir="auto" style="color: #28272d; margin: 0 0 16px;" align="initial">Reading from device:</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style='display: block; font-size: 14px; color: #28272d; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 16px; padding: 12px; border: 1px solid #dcdcde;'><code style='font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono","JetBrains Mono","Menlo","DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; vertical-align: bottom; overflow-wrap: normal; padding: unset;'><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">Exception in thread tty[/dev/ttyACM0]:</span>
<span id="LC2" class="line" lang="plaintext">[...]</span>
<span id="LC3" class="line" lang="plaintext"> File "/usr/lib/python3.10/codecs.py", line 321, in decode</span>
<span id="LC4" class="line" lang="plaintext"> data = self.buffer + input</span>
<span id="LC5" class="line" lang="plaintext">TypeError: can't concat NoneType to bytes</span></code></pre>
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