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<p class="details" style="font-style: italic; color: #777;">
<a href="https://gitlab.com/nmav">Nikos Mavrogiannopoulos</a>
started a new discussion
on <a href="https://gitlab.com/gnutls/gnutls/merge_requests/709#note_89501123">src/cli.c</a>:
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<pre style="margin: 0;"> <span id="LC331" class="line" lang="c"> <span class="n" style="color: #333;">ssh</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">strictssh</span><span class="p">;</span></span>
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<pre style="margin: 0;"> <span id="LC332" class="line" lang="c"> <span class="p">}</span></span>
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<pre style="margin: 0;"> <span id="LC333" class="line" lang="c"></span>
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<pre style="margin: 0;">-<span id="LC334" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">HAVE_OPT</span><span class="p">(</span><span class="n" style="color: #333;">VERIFY_HOSTNAME</span><span class="p">))</span></span>
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<pre style="margin: 0;">+<span id="LC334" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">HAVE_OPT</span><span class="p">(</span><span class="n" style="color: #333;">VERIFY_HOSTNAME</span><span class="p">))</span><span class="idiff left"> </span><span class="p"><span class="idiff right">{</span></span></span>
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<pre style="margin: 0;"> <span id="LC335" class="line" lang="c"> <span class="n" style="color: #333;">host</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">OPT_ARG</span><span class="p">(</span><span class="n" style="color: #333;">VERIFY_HOSTNAME</span><span class="p">);</span></span>
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<pre style="margin: 0;">-<span id="LC336" class="line" lang="c"> <span class="k" style="font-weight: 600;">else</span></span>
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<pre style="margin: 0;">+<span id="LC336" class="line" lang="c"> <span class="n" style="color: #333;">canonicalize_host</span><span class="p">((</span><span class="kt" style="color: #458; font-weight: 600;">char</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">host</span><span class="p">,</span> <span class="nb" style="color: #0086b3;">NULL</span><span class="p">,</span> <span class="mi" style="color: #099;">0</span><span class="p">);</span></span>
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<p dir="auto">Look good, but the upgrade to const and then cast to non-const, looks quite ugly. We can give up completely with the const for host, or maybe do a canonicalize on the OPT_ARG, and then assign it? e.g.,</p>
<pre class="code highlight js-syntax-highlight plaintext" lang="plaintext" v-pre="true" style="background-color: #fff; font-family: monospace; font-size: 90%; -premailer-cellpadding: 0; -premailer-cellspacing: 0; -premailer-width: 100%; margin: 0;"><code><span id="LC1" class="line" lang="plaintext">canonicalize_host(OPT_ARG(VERIFY_HOSTNAME), NULL, 0);</span>
<span id="LC2" class="line" lang="plaintext">host = OPT_ARG(VERIFY_HOSTNAME);</span></code></pre>
<p dir="auto">It's equivalent, but avoids casts to and from const.</p>
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