81 lines
2.7 KiB
HTML
81 lines
2.7 KiB
HTML
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<head>
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<title>postnote(3) - Plan 9 from User Space</title>
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<meta content="text/html; charset=utf-8" http-equiv=Content-Type>
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</head>
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<body bgcolor=#ffffff>
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<table border=0 cellpadding=0 cellspacing=0 width=100%>
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<tr height=10><td>
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<tr><td width=20><td>
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<tr><td width=20><td><b>POSTNOTE(3)</b><td align=right><b>POSTNOTE(3)</b>
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<tr><td width=20><td colspan=2>
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<br>
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<p><font size=+1><b>NAME </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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postnote – send a note to a process or process group<br>
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</table>
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<p><font size=+1><b>SYNOPSIS </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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<tt><font size=+1>#include <u.h><br>
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#include <libc.h>
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<table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table>
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</font></tt>
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<tt><font size=+1>int postnote(int who, int pid, char *note)<br>
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</font></tt>
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</table>
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<p><font size=+1><b>DESCRIPTION </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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<i>Postnote</i> sends a note to a process or process group. If <i>who</i> is
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<tt><font size=+1>PNPROC</font></tt>, then <i>note</i> is sent to the process with id <i>pid</i>. If <i>who</i> is
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<tt><font size=+1>PNGROUP</font></tt><i>,</i> the note is delivered to the process group which has
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the process with id <i>pid</i> as a member. For <tt><font size=+1>PNGROUP</font></tt> only, if the
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calling process is in the target group, the note is <i>not</i> delivered
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to
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that process.
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<table border=0 cellpadding=0 cellspacing=0><tr height=5><td></table>
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If the write is successful, zero is returned. Otherwise –1 is returned.<br>
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</table>
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<p><font size=+1><b>SOURCE </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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<tt><font size=+1>/usr/local/plan9/src/lib9/postnote.c<br>
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</font></tt>
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</table>
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<p><font size=+1><b>SEE ALSO </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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<a href="../man3/notify.html"><i>notify</i>(3)</a>, <a href="../man3/intro.html"><i>intro</i>(3)</a><br>
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</table>
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<p><font size=+1><b>DIAGNOSTICS </b></font><br>
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<table border=0 cellpadding=0 cellspacing=0><tr height=2><td><tr><td width=20><td>
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Sets <i>errstr</i>.<br>
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</table>
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<td width=20>
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<tr height=20><td>
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</table>
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<!-- TRAILER -->
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<table border=0 cellpadding=0 cellspacing=0 width=100%>
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<tr height=15><td width=10><td><td width=10>
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<tr><td><td>
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<center>
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<a href="../../"><img src="../../dist/spaceglenda100.png" alt="Space Glenda" border=1></a>
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</center>
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</table>
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<!-- TRAILER -->
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</body></html>
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