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	<id>https://so.v2.cs.unibo.it/wiki/index.php?action=history&amp;feed=atom&amp;title=Execv%2Ffork_su_file_aperto</id>
	<title>Execv/fork su file aperto - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://so.v2.cs.unibo.it/wiki/index.php?action=history&amp;feed=atom&amp;title=Execv%2Ffork_su_file_aperto"/>
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	<updated>2026-05-04T17:36:18Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.35.5</generator>
	<entry>
		<id>https://so.v2.cs.unibo.it/wiki/index.php?title=Execv/fork_su_file_aperto&amp;diff=842&amp;oldid=prev</id>
		<title>Eddy: /* cmd */</title>
		<link rel="alternate" type="text/html" href="https://so.v2.cs.unibo.it/wiki/index.php?title=Execv/fork_su_file_aperto&amp;diff=842&amp;oldid=prev"/>
		<updated>2014-12-02T09:55:29Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;cmd&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 09:55, 2 December 2014&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l19&quot; &gt;Line 19:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 19:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===cmd===&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===cmd===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;source lang=&amp;quot;text&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;source lang=&amp;quot;text&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;$&amp;gt; ./es echo prova &amp;gt; tmp&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;$&amp;gt; ./es echo prova &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;gt;&lt;/ins&gt;&amp;gt; tmp&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/source&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Eddy</name></author>
	</entry>
	<entry>
		<id>https://so.v2.cs.unibo.it/wiki/index.php?title=Execv/fork_su_file_aperto&amp;diff=840&amp;oldid=prev</id>
		<title>Eddy: Created page with &quot;Ho provato a far &quot;girare&quot; questo piccolo eseguibile, notato l'out ho provato a dare le mie conclusioni (non sono certo della correttezza) &lt;source lang=&quot;C&quot;&gt; int main (int argc,...&quot;</title>
		<link rel="alternate" type="text/html" href="https://so.v2.cs.unibo.it/wiki/index.php?title=Execv/fork_su_file_aperto&amp;diff=840&amp;oldid=prev"/>
		<updated>2014-12-02T09:53:21Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Ho provato a far &amp;quot;girare&amp;quot; questo piccolo eseguibile, notato l&amp;#039;out ho provato a dare le mie conclusioni (non sono certo della correttezza) &amp;lt;source lang=&amp;quot;C&amp;quot;&amp;gt; int main (int argc,...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Ho provato a far &amp;quot;girare&amp;quot; questo piccolo eseguibile, notato l'out ho provato a dare le mie conclusioni (non sono certo della correttezza)&lt;br /&gt;
&amp;lt;source lang=&amp;quot;C&amp;quot;&amp;gt;&lt;br /&gt;
int main (int argc, char *argv[])&lt;br /&gt;
{&lt;br /&gt;
/* nessun controllo */&lt;br /&gt;
	if ( fork() ){&lt;br /&gt;
		int t;&lt;br /&gt;
		wait (&amp;amp;t);&lt;br /&gt;
		printf (&amp;quot;sono il padre\n&amp;quot;);&lt;br /&gt;
	}&lt;br /&gt;
	else{&lt;br /&gt;
		printf (&amp;quot;sono il figlio\n&amp;quot;);&lt;br /&gt;
		execv (&amp;quot;/bin/echo&amp;quot;, ++argv);&lt;br /&gt;
	}&lt;br /&gt;
	return 0;&lt;br /&gt;
}&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===cmd===&lt;br /&gt;
&amp;lt;source lang=&amp;quot;text&amp;quot;&amp;gt;&lt;br /&gt;
$&amp;gt; ./es echo prova &amp;gt; tmp&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===out===&lt;br /&gt;
&amp;lt;source lang=&amp;quot;text&amp;quot;&amp;gt;&lt;br /&gt;
prova&lt;br /&gt;
sono il padre&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===conclusioni===&lt;br /&gt;
*fork =&amp;gt; padre e figlio condividono lo stesso offset (il figlio stampa prova e il padre stampa &amp;quot;sotto&amp;quot;)&lt;br /&gt;
*exec =&amp;gt; non condivide stesso offset (sono il figlio viene sovrascritto)&lt;/div&gt;</summary>
		<author><name>Eddy</name></author>
	</entry>
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