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<h1>kpty.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> This file is part of the KDE libraries</span>
<a name="l00004"></a>00004 <span class="comment"> Copyright (C) 1997-2002 The Konsole Developers</span>
<a name="l00005"></a>00005 <span class="comment"> Copyright (C) 2002 Waldo Bastian <bastian@kde.org></span>
<a name="l00006"></a>00006 <span class="comment"> Copyright (C) 2002-2003 Oswald Buddenhagen <ossi@kde.org></span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00010"></a>00010 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"></span>
<a name="l00013"></a>00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00016"></a>00016 <span class="comment"> Library General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"></span>
<a name="l00018"></a>00018 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00019"></a>00019 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00020"></a>00020 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00021"></a>00021 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00022"></a>00022 <span class="comment">*/</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include <config.h></span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#include "kpty.h"</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "kprocess.h"</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifdef __sgi</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define __svr4__</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 <span class="preprocessor">#ifdef __osf__</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#define _OSF_SOURCE</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#include <float.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#endif</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span>
<a name="l00038"></a>00038 <span class="preprocessor">#ifdef _AIX</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define _ALL_SOURCE</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="comment">// __USE_XOPEN isn't defined by default in ICC</span>
<a name="l00043"></a>00043 <span class="comment">// (needed for ptsname(), grantpt() and unlockpt())</span>
<a name="l00044"></a>00044 <span class="preprocessor">#ifdef __INTEL_COMPILER</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor"># ifndef __USE_XOPEN</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor"># define __USE_XOPEN</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor"># endif</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span>
<a name="l00050"></a>00050 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00051"></a>00051 <span class="preprocessor">#include <sys/ioctl.h></span>
<a name="l00052"></a>00052 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00053"></a>00053 <span class="preprocessor">#include <sys/resource.h></span>
<a name="l00054"></a>00054 <span class="preprocessor">#include <sys/stat.h></span>
<a name="l00055"></a>00055 <span class="preprocessor">#include <sys/param.h></span>
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="preprocessor">#ifdef HAVE_SYS_STROPTS_H</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor"># include <sys/stropts.h></span> <span class="comment">// Defines I_PUSH</span>
<a name="l00059"></a>00059 <span class="preprocessor"># define _NEW_TTY_CTRL</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span>
<a name="l00062"></a>00062 <span class="preprocessor">#include <errno.h></span>
<a name="l00063"></a>00063 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00064"></a>00064 <span class="preprocessor">#include <time.h></span>
<a name="l00065"></a>00065 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00066"></a>00066 <span class="preprocessor">#include <stdio.h></span>
<a name="l00067"></a>00067 <span class="preprocessor">#include <string.h></span>
<a name="l00068"></a>00068 <span class="preprocessor">#include <unistd.h></span>
<a name="l00069"></a>00069 <span class="preprocessor">#include <grp.h></span>
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="preprocessor">#ifdef HAVE_LIBUTIL_H</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor"># include <libutil.h></span>
<a name="l00073"></a>00073 <span class="preprocessor"># define USE_LOGIN</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span><span class="preprocessor">#elif defined(HAVE_UTIL_H)</span>
<a name="l00075"></a>00075 <span class="preprocessor"></span><span class="preprocessor"># include <util.h></span>
<a name="l00076"></a>00076 <span class="preprocessor"># define USE_LOGIN</span>
<a name="l00077"></a>00077 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span>
<a name="l00079"></a>00079 <span class="preprocessor">#ifdef USE_LOGIN</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span><span class="preprocessor"># include <utmp.h></span>
<a name="l00081"></a>00081 <span class="preprocessor">#endif</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00083"></a>00083 <span class="preprocessor">#ifdef HAVE_UTEMPTER</span>
<a name="l00084"></a>00084 <span class="preprocessor"></span><span class="preprocessor"># include <utempter.h></span>
<a name="l00085"></a>00085 <span class="preprocessor">#endif</span>
<a name="l00086"></a>00086 <span class="preprocessor"></span>
<a name="l00087"></a>00087 <span class="preprocessor">#ifdef HAVE_TERMIOS_H</span>
<a name="l00088"></a>00088 <span class="preprocessor"></span><span class="comment">/* for HP-UX (some versions) the extern C is needed, and for other</span>
<a name="l00089"></a>00089 <span class="comment"> platforms it doesn't hurt */</span>
<a name="l00090"></a>00090 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00091"></a>00091 <span class="preprocessor"># include <termios.h></span>
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093 <span class="preprocessor">#endif</span>
<a name="l00094"></a>00094 <span class="preprocessor"></span>
<a name="l00095"></a>00095 <span class="preprocessor">#if !defined(__osf__)</span>
<a name="l00096"></a>00096 <span class="preprocessor"></span><span class="preprocessor"># ifdef HAVE_TERMIO_H</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span><span class="comment">/* needed at least on AIX */</span>
<a name="l00098"></a>00098 <span class="preprocessor"># include <termio.h></span>
<a name="l00099"></a>00099 <span class="preprocessor"># endif</span>
<a name="l00100"></a>00100 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span>
<a name="l00102"></a>00102 <span class="preprocessor">#if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (__bsdi__) || defined(__APPLE__) || defined (__DragonFly__)</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span><span class="preprocessor"># define _tcgetattr(fd, ttmode) ioctl(fd, TIOCGETA, (char *)ttmode)</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span><span class="preprocessor"># if defined(_HPUX_SOURCE) || defined(__Lynx__) || defined (__CYGWIN__)</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span><span class="preprocessor"># define _tcgetattr(fd, ttmode) tcgetattr(fd, ttmode)</span>
<a name="l00107"></a>00107 <span class="preprocessor"></span><span class="preprocessor"># else</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span><span class="preprocessor"># define _tcgetattr(fd, ttmode) ioctl(fd, TCGETS, (char *)ttmode)</span>
<a name="l00109"></a>00109 <span class="preprocessor"></span><span class="preprocessor"># endif</span>
<a name="l00110"></a>00110 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00111"></a>00111 <span class="preprocessor"></span>
<a name="l00112"></a>00112 <span class="preprocessor">#if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__) || defined (__bsdi__) || defined(__APPLE__) || defined (__DragonFly__)</span>
<a name="l00113"></a>00113 <span class="preprocessor"></span><span class="preprocessor"># define _tcsetattr(fd, ttmode) ioctl(fd, TIOCSETA, (char *)ttmode)</span>
<a name="l00114"></a>00114 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00115"></a>00115 <span class="preprocessor"></span><span class="preprocessor"># if defined(_HPUX_SOURCE) || defined(__CYGWIN__)</span>
<a name="l00116"></a>00116 <span class="preprocessor"></span><span class="preprocessor"># define _tcsetattr(fd, ttmode) tcsetattr(fd, TCSANOW, ttmode) </span>
<a name="l00117"></a>00117 <span class="preprocessor"></span><span class="preprocessor"># else</span>
<a name="l00118"></a>00118 <span class="preprocessor"></span><span class="preprocessor"># define _tcsetattr(fd, ttmode) ioctl(fd, TCSETS, (char *)ttmode)</span>
<a name="l00119"></a>00119 <span class="preprocessor"></span><span class="preprocessor"># endif</span>
<a name="l00120"></a>00120 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00121"></a>00121 <span class="preprocessor"></span>
<a name="l00122"></a>00122 <span class="preprocessor">#if defined (_HPUX_SOURCE)</span>
<a name="l00123"></a>00123 <span class="preprocessor"></span><span class="preprocessor"># define _TERMIOS_INCLUDED</span>
<a name="l00124"></a>00124 <span class="preprocessor"></span><span class="preprocessor"># include <bsdtty.h></span>
<a name="l00125"></a>00125 <span class="preprocessor">#endif</span>
<a name="l00126"></a>00126 <span class="preprocessor"></span>
<a name="l00127"></a>00127 <span class="preprocessor">#if defined(HAVE_PTY_H)</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span><span class="preprocessor"># include <pty.h></span>
<a name="l00129"></a>00129 <span class="preprocessor">#endif</span>
<a name="l00130"></a>00130 <span class="preprocessor"></span>
<a name="l00131"></a>00131 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00132"></a>00132 <span class="preprocessor">#include <kstandarddirs.h></span> <span class="comment">// locate</span>
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="comment">// not defined on HP-UX for example</span>
<a name="l00135"></a>00135 <span class="preprocessor">#ifndef CTRL</span>
<a name="l00136"></a>00136 <span class="preprocessor"></span><span class="preprocessor"># define CTRL(x) ((x) & 037)</span>
<a name="l00137"></a>00137 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00138"></a>00138 <span class="preprocessor"></span>
<a name="l00139"></a>00139 <span class="preprocessor">#define TTY_GROUP "tty"</span>
<a name="l00140"></a>00140 <span class="preprocessor"></span>
<a name="l00142"></a>00142 <span class="comment">// private functions //</span>
<a name="l00144"></a>00144 <span class="comment"></span>
<a name="l00145"></a>00145 <span class="preprocessor">#define BASE_CHOWN "kgrantpty"</span>
<a name="l00146"></a>00146 <span class="preprocessor"></span>
<a name="l00147"></a>00147
<a name="l00148"></a>00148
<a name="l00150"></a>00150 <span class="comment">// private data //</span>
<a name="l00152"></a>00152 <span class="comment"></span>
<a name="l00153"></a>00153 <span class="keyword">struct </span>KPtyPrivate {
<a name="l00154"></a>00154 KPtyPrivate() :
<a name="l00155"></a>00155 xonXoff(false),
<a name="l00156"></a>00156 utf8(false),
<a name="l00157"></a>00157 masterFd(-1), slaveFd(-1)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 memset(&winSize, 0, <span class="keyword">sizeof</span>(winSize));
<a name="l00160"></a>00160 winSize.ws_row = 24;
<a name="l00161"></a>00161 winSize.ws_col = 80;
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="keywordtype">bool</span> xonXoff : 1;
<a name="l00165"></a>00165 <span class="keywordtype">bool</span> utf8 : 1;
<a name="l00166"></a>00166 <span class="keywordtype">int</span> masterFd;
<a name="l00167"></a>00167 <span class="keywordtype">int</span> slaveFd;
<a name="l00168"></a>00168 <span class="keyword">struct </span>winsize winSize;
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <a class="codeRef" doxygen="qt.tag:" href="qcstring.html">QCString</a> ttyName;
<a name="l00171"></a>00171 };
<a name="l00172"></a>00172
<a name="l00174"></a>00174 <span class="comment">// public member functions //</span>
<a name="l00176"></a>00176 <span class="comment"></span>
<a name="l00177"></a><a class="code" href="classKPty.html#ca21f55c06c2ed859840ceccae66b1b3">00177</a> <a class="code" href="classKPty.html#ca21f55c06c2ed859840ceccae66b1b3">KPty::KPty</a>()
<a name="l00178"></a>00178 {
<a name="l00179"></a>00179 d = <span class="keyword">new</span> KPtyPrivate;
<a name="l00180"></a>00180 }
<a name="l00181"></a>00181
<a name="l00182"></a><a class="code" href="classKPty.html#0afc8e28f6a1ca85b4b2c9aa0ab8103f">00182</a> <a class="code" href="classKPty.html#0afc8e28f6a1ca85b4b2c9aa0ab8103f">KPty::~KPty</a>()
<a name="l00183"></a>00183 {
<a name="l00184"></a>00184 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0">close</a>();
<a name="l00185"></a>00185 <span class="keyword">delete</span> d;
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187
<a name="l00188"></a><a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37">00188</a> <span class="keywordtype">bool</span> <a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37">KPty::open</a>()
<a name="l00189"></a>00189 {
<a name="l00190"></a>00190 <span class="keywordflow">if</span> (d->masterFd >= 0)
<a name="l00191"></a>00191 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <a class="codeRef" doxygen="qt.tag:" href="qcstring.html">QCString</a> ptyName;
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="comment">// Find a master pty that we can open ////////////////////////////////</span>
<a name="l00196"></a>00196
<a name="l00197"></a>00197 <span class="comment">// Because not all the pty animals are created equal, they want to</span>
<a name="l00198"></a>00198 <span class="comment">// be opened by several different methods.</span>
<a name="l00199"></a>00199
<a name="l00200"></a>00200 <span class="comment">// We try, as we know them, one by one.</span>
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="preprocessor">#if defined(HAVE_PTSNAME) && defined(HAVE_GRANTPT)</span>
<a name="l00203"></a>00203 <span class="preprocessor"></span><span class="preprocessor">#ifdef _AIX</span>
<a name="l00204"></a>00204 <span class="preprocessor"></span> d->masterFd =<a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37"> ::open</a>(<span class="stringliteral">"/dev/ptc"</span>,O_RDWR);
<a name="l00205"></a>00205 <span class="preprocessor">#else</span>
<a name="l00206"></a>00206 <span class="preprocessor"></span> d->masterFd =<a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37"> ::open</a>(<span class="stringliteral">"/dev/ptmx"</span>,O_RDWR);
<a name="l00207"></a>00207 <span class="preprocessor">#endif</span>
<a name="l00208"></a>00208 <span class="preprocessor"></span> <span class="keywordflow">if</span> (d->masterFd >= 0)
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 <span class="keywordtype">char</span> *ptsn = ptsname(d->masterFd);
<a name="l00211"></a>00211 <span class="keywordflow">if</span> (ptsn) {
<a name="l00212"></a>00212 grantpt(d->masterFd);
<a name="l00213"></a>00213 d->ttyName = ptsn;
<a name="l00214"></a>00214 <span class="keywordflow">goto</span> gotpty;
<a name="l00215"></a>00215 } <span class="keywordflow">else</span> {<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00216"></a>00216 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->masterFd);
<a name="l00217"></a>00217 d->masterFd = -1;
<a name="l00218"></a>00218 }
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 <span class="preprocessor">#endif</span>
<a name="l00221"></a>00221 <span class="preprocessor"></span>
<a name="l00222"></a>00222 <span class="comment">// Linux device names, FIXME: Trouble on other systems?</span>
<a name="l00223"></a>00223 <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* s3 = <span class="stringliteral">"pqrstuvwxyzabcdefghijklmno"</span>; *s3; s3++)
<a name="l00224"></a>00224 {
<a name="l00225"></a>00225 <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* s4 = <span class="stringliteral">"0123456789abcdefghijklmnopqrstuvwxyz"</span>; *s4; s4++)
<a name="l00226"></a>00226 {
<a name="l00227"></a>00227 ptyName.<a class="codeRef" doxygen="qt.tag:" href="qcstring.html#sprintf">sprintf</a>(<span class="stringliteral">"/dev/pty%c%c"</span>, *s3, *s4);
<a name="l00228"></a>00228 d->ttyName.sprintf(<span class="stringliteral">"/dev/tty%c%c"</span>, *s3, *s4);
<a name="l00229"></a>00229
<a name="l00230"></a>00230 d->masterFd =<a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37"> ::open</a>(ptyName.data(), O_RDWR);
<a name="l00231"></a>00231 <span class="keywordflow">if</span> (d->masterFd >= 0)
<a name="l00232"></a>00232 {
<a name="l00233"></a>00233 <span class="preprocessor">#ifdef __sun</span>
<a name="l00234"></a>00234 <span class="preprocessor"></span> <span class="comment">/* Need to check the process group of the pty.</span>
<a name="l00235"></a>00235 <span class="comment"> * If it exists, then the slave pty is in use,</span>
<a name="l00236"></a>00236 <span class="comment"> * and we need to get another one.</span>
<a name="l00237"></a>00237 <span class="comment"> */</span>
<a name="l00238"></a>00238 <span class="keywordtype">int</span> pgrp_rtn;
<a name="l00239"></a>00239 <span class="keywordflow">if</span> (ioctl(d->masterFd, TIOCGPGRP, &pgrp_rtn) == 0 || errno != EIO) {<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00240"></a>00240 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->masterFd);
<a name="l00241"></a>00241 d->masterFd = -1;
<a name="l00242"></a>00242 <span class="keywordflow">continue</span>;
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244 <span class="preprocessor">#endif </span><span class="comment">/* sun */</span>
<a name="l00245"></a>00245 <span class="keywordflow">if</span> (!access(d->ttyName.data(),R_OK|W_OK)) <span class="comment">// checks availability based on permission bits</span>
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 <span class="keywordflow">if</span> (!geteuid())
<a name="l00248"></a>00248 {
<a name="l00249"></a>00249 <span class="keyword">struct</span> group* p = getgrnam(TTY_GROUP);
<a name="l00250"></a>00250 <span class="keywordflow">if</span> (!p)
<a name="l00251"></a>00251 p = getgrnam(<span class="stringliteral">"wheel"</span>);
<a name="l00252"></a>00252 gid_t gid = p ? p->gr_gid : getgid ();
<a name="l00253"></a>00253
<a name="l00254"></a>00254 chown(d->ttyName.data(), getuid(), gid);
<a name="l00255"></a>00255 chmod(d->ttyName.data(), S_IRUSR|S_IWUSR|S_IWGRP);
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257 <span class="keywordflow">goto</span> gotpty;
<a name="l00258"></a>00258 }<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00259"></a>00259 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->masterFd);
<a name="l00260"></a>00260 d->masterFd = -1;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263 }
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <a class="code" href="group__kdebug.html#g9acd682001598171edf8ecb104fdad2b">kdWarning</a>(175) << <span class="stringliteral">"Can't open a pseudo teletype"</span> << <a class="code" href="group__kdebug.html#g313d520ed8f8f6b46eeef22cfb3b082a">endl</a>;
<a name="l00266"></a>00266 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00267"></a>00267
<a name="l00268"></a>00268 gotpty:
<a name="l00269"></a>00269 <span class="keyword">struct </span>stat st;
<a name="l00270"></a>00270 <span class="keywordflow">if</span> (stat(d->ttyName.data(), &st))
<a name="l00271"></a>00271 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// this just cannot happen ... *cough* Yeah right, I just</span>
<a name="l00272"></a>00272 <span class="comment">// had it happen when pty #349 was allocated. I guess</span>
<a name="l00273"></a>00273 <span class="comment">// there was some sort of leak? I only had a few open.</span>
<a name="l00274"></a>00274 <span class="keywordflow">if</span> (((st.st_uid != getuid()) ||
<a name="l00275"></a>00275 (st.st_mode & (S_IRGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH))) &&
<a name="l00276"></a>00276 !chownpty(<span class="keyword">true</span>))
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 <a class="code" href="group__kdebug.html#g9acd682001598171edf8ecb104fdad2b">kdWarning</a>(175)
<a name="l00279"></a>00279 << <span class="stringliteral">"chownpty failed for device "</span> << ptyName << <span class="stringliteral">"::"</span> << d->ttyName
<a name="l00280"></a>00280 << <span class="stringliteral">"\nThis means the communication can be eavesdropped."</span> << <a class="code" href="group__kdebug.html#g313d520ed8f8f6b46eeef22cfb3b082a">endl</a>;
<a name="l00281"></a>00281 }
<a name="l00282"></a>00282
<a name="l00283"></a>00283 <span class="preprocessor">#ifdef BSD</span>
<a name="l00284"></a>00284 <span class="preprocessor"></span> revoke(d->ttyName.data());
<a name="l00285"></a>00285 <span class="preprocessor">#endif</span>
<a name="l00286"></a>00286 <span class="preprocessor"></span>
<a name="l00287"></a>00287 <span class="preprocessor">#ifdef HAVE_UNLOCKPT</span>
<a name="l00288"></a>00288 <span class="preprocessor"></span> unlockpt(d->masterFd);
<a name="l00289"></a>00289 <span class="preprocessor">#endif</span>
<a name="l00290"></a>00290 <span class="preprocessor"></span>
<a name="l00291"></a>00291 d->slaveFd =<a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37"> ::open</a>(d->ttyName.data(), O_RDWR | O_NOCTTY);
<a name="l00292"></a>00292 <span class="keywordflow">if</span> (d->slaveFd < 0)
<a name="l00293"></a>00293 {
<a name="l00294"></a>00294 <a class="code" href="group__kdebug.html#g9acd682001598171edf8ecb104fdad2b">kdWarning</a>(175) << <span class="stringliteral">"Can't open slave pseudo teletype"</span> << <a class="code" href="group__kdebug.html#g313d520ed8f8f6b46eeef22cfb3b082a">endl</a>;<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00295"></a>00295 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->masterFd);
<a name="l00296"></a>00296 d->masterFd = -1;
<a name="l00297"></a>00297 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00298"></a>00298 }
<a name="l00299"></a>00299
<a name="l00300"></a>00300 <span class="preprocessor">#if (defined(__svr4__) || defined(__sgi__))</span>
<a name="l00301"></a>00301 <span class="preprocessor"></span> <span class="comment">// Solaris</span>
<a name="l00302"></a>00302 ioctl(d->slaveFd, I_PUSH, <span class="stringliteral">"ptem"</span>);
<a name="l00303"></a>00303 ioctl(d->slaveFd, I_PUSH, <span class="stringliteral">"ldterm"</span>);
<a name="l00304"></a>00304 <span class="preprocessor">#endif</span>
<a name="l00305"></a>00305 <span class="preprocessor"></span>
<a name="l00306"></a>00306 <span class="comment">// set xon/xoff & control keystrokes</span>
<a name="l00307"></a>00307 <span class="comment">// without the '::' some version of HP-UX thinks, this declares</span>
<a name="l00308"></a>00308 <span class="comment">// the struct in this class, in this method, and fails to find</span>
<a name="l00309"></a>00309 <span class="comment">// the correct tc[gs]etattr</span>
<a name="l00310"></a>00310 struct ::termios ttmode;
<a name="l00311"></a>00311
<a name="l00312"></a>00312 _tcgetattr(d->slaveFd, &ttmode);
<a name="l00313"></a>00313
<a name="l00314"></a>00314 <span class="keywordflow">if</span> (!d->xonXoff)
<a name="l00315"></a>00315 ttmode.c_iflag &= ~(IXOFF | IXON);
<a name="l00316"></a>00316 <span class="keywordflow">else</span>
<a name="l00317"></a>00317 ttmode.c_iflag |= (IXOFF | IXON);
<a name="l00318"></a>00318
<a name="l00319"></a>00319 <span class="preprocessor">#ifdef IUTF8</span>
<a name="l00320"></a>00320 <span class="preprocessor"></span> <span class="keywordflow">if</span> (!d->utf8)
<a name="l00321"></a>00321 ttmode.c_iflag &= ~IUTF8;
<a name="l00322"></a>00322 <span class="keywordflow">else</span>
<a name="l00323"></a>00323 ttmode.c_iflag |= IUTF8;
<a name="l00324"></a>00324 <span class="preprocessor">#endif</span>
<a name="l00325"></a>00325 <span class="preprocessor"></span>
<a name="l00326"></a>00326 ttmode.c_cc[VINTR] = CTRL(<span class="charliteral">'C'</span> - <span class="charliteral">'@'</span>);
<a name="l00327"></a>00327 ttmode.c_cc[VQUIT] = CTRL(<span class="charliteral">'\\'</span> - <span class="charliteral">'@'</span>);
<a name="l00328"></a>00328 ttmode.c_cc[VERASE] = 0177;
<a name="l00329"></a>00329
<a name="l00330"></a>00330 _tcsetattr(d->slaveFd, &ttmode);
<a name="l00331"></a>00331
<a name="l00332"></a>00332 <span class="comment">// set screen size</span>
<a name="l00333"></a>00333 ioctl(d->slaveFd, TIOCSWINSZ, (<span class="keywordtype">char</span> *)&d->winSize);
<a name="l00334"></a>00334
<a name="l00335"></a>00335 fcntl(d->masterFd, F_SETFD, FD_CLOEXEC);
<a name="l00336"></a>00336 fcntl(d->slaveFd, F_SETFD, FD_CLOEXEC);
<a name="l00337"></a>00337
<a name="l00338"></a>00338 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00339"></a>00339 }
<a name="l00340"></a>00340
<a name="l00341"></a><a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0">00341</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0">KPty::close</a>()
<a name="l00342"></a>00342 {
<a name="l00343"></a>00343 <span class="keywordflow">if</span> (d->masterFd < 0)
<a name="l00344"></a>00344 <span class="keywordflow">return</span>;
<a name="l00345"></a>00345 <span class="comment">// don't bother resetting unix98 pty, it will go away after closing master anyway.</span>
<a name="l00346"></a>00346 <span class="keywordflow">if</span> (memcmp(d->ttyName.data(), <span class="stringliteral">"/dev/pts/"</span>, 9)) {
<a name="l00347"></a>00347 <span class="keywordflow">if</span> (!geteuid()) {
<a name="l00348"></a>00348 <span class="keyword">struct</span> stat st;
<a name="l00349"></a>00349 <span class="keywordflow">if</span> (!stat(d->ttyName.data(), &st)) {
<a name="l00350"></a>00350 chown(d->ttyName.data(), 0, st.st_gid == getgid() ? 0 : -1);
<a name="l00351"></a>00351 chmod(d->ttyName.data(), S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
<a name="l00352"></a>00352 }
<a name="l00353"></a>00353 } <span class="keywordflow">else</span> {
<a name="l00354"></a>00354 fcntl(d->masterFd, F_SETFD, 0);
<a name="l00355"></a>00355 chownpty(<span class="keyword">false</span>);
<a name="l00356"></a>00356 }
<a name="l00357"></a>00357 }<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00358"></a>00358 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->slaveFd);<a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00359"></a>00359 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(d->masterFd);
<a name="l00360"></a>00360 d->masterFd = d->slaveFd = -1;
<a name="l00361"></a>00361 }
<a name="l00362"></a>00362
<a name="l00363"></a><a class="code" href="classKPty.html#2af83326dd2887c6eca7b47044c74892">00363</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#2af83326dd2887c6eca7b47044c74892">KPty::setCTty</a>()
<a name="l00364"></a>00364 {
<a name="l00365"></a>00365 <span class="comment">// Setup job control //////////////////////////////////</span>
<a name="l00366"></a>00366
<a name="l00367"></a>00367 <span class="comment">// Become session leader, process group leader,</span>
<a name="l00368"></a>00368 <span class="comment">// and get rid of the old controlling terminal.</span>
<a name="l00369"></a>00369 setsid();
<a name="l00370"></a>00370
<a name="l00371"></a>00371 <span class="comment">// make our slave pty the new controlling terminal.</span>
<a name="l00372"></a>00372 <span class="preprocessor">#ifdef TIOCSCTTY</span>
<a name="l00373"></a>00373 <span class="preprocessor"></span> ioctl(d->slaveFd, TIOCSCTTY, 0);
<a name="l00374"></a>00374 <span class="preprocessor">#else</span>
<a name="l00375"></a>00375 <span class="preprocessor"></span> <span class="comment">// SVR4 hack: the first tty opened after setsid() becomes controlling tty</span><a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"></a>
<a name="l00376"></a>00376 <a class="code" href="classKPty.html#e56d44b940d90ae01747ee5411ee76a0"> ::close</a>(<a class="code" href="classKPty.html#86bddd6694e074fd24be475caf535b37">::open</a>(d->ttyName, O_WRONLY, 0));
<a name="l00377"></a>00377 <span class="preprocessor">#endif</span>
<a name="l00378"></a>00378 <span class="preprocessor"></span>
<a name="l00379"></a>00379 <span class="comment">// make our new process group the foreground group on the pty</span>
<a name="l00380"></a>00380 <span class="keywordtype">int</span> pgrp = getpid();
<a name="l00381"></a>00381 <span class="preprocessor">#if defined(_POSIX_VERSION) || defined(__svr4__)</span>
<a name="l00382"></a>00382 <span class="preprocessor"></span> tcsetpgrp (d->slaveFd, pgrp);
<a name="l00383"></a>00383 <span class="preprocessor">#elif defined(TIOCSPGRP)</span>
<a name="l00384"></a>00384 <span class="preprocessor"></span> ioctl(d->slaveFd, TIOCSPGRP, (<span class="keywordtype">char</span> *)&pgrp);
<a name="l00385"></a>00385 <span class="preprocessor">#endif</span>
<a name="l00386"></a>00386 <span class="preprocessor"></span>}
<a name="l00387"></a>00387
<a name="l00388"></a><a class="code" href="classKPty.html#6b562f12c693fe1e269a140cb46303fc">00388</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#6b562f12c693fe1e269a140cb46303fc">KPty::login</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *user, <span class="keyword">const</span> <span class="keywordtype">char</span> *remotehost)
<a name="l00389"></a>00389 {
<a name="l00390"></a>00390 <span class="preprocessor">#ifdef HAVE_UTEMPTER</span>
<a name="l00391"></a>00391 <span class="preprocessor"></span> utempter_add_record (d->masterFd, remotehost);
<a name="l00392"></a>00392 Q_UNUSED(user);
<a name="l00393"></a>00393 <span class="preprocessor">#elif defined(USE_LOGIN)</span>
<a name="l00394"></a>00394 <span class="preprocessor"></span> <span class="keyword">const</span> <span class="keywordtype">char</span> *str_ptr;
<a name="l00395"></a>00395 <span class="keyword">struct </span>utmp l_struct;
<a name="l00396"></a>00396 memset(&l_struct, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> utmp));
<a name="l00397"></a>00397 <span class="comment">// note: strncpy without terminators _is_ correct here. man 4 utmp</span>
<a name="l00398"></a>00398
<a name="l00399"></a>00399 <span class="keywordflow">if</span> (user)
<a name="l00400"></a>00400 strncpy(l_struct.ut_name, user, UT_NAMESIZE);
<a name="l00401"></a>00401
<a name="l00402"></a>00402 <span class="keywordflow">if</span> (remotehost)
<a name="l00403"></a>00403 strncpy(l_struct.ut_host, remotehost, UT_HOSTSIZE);
<a name="l00404"></a>00404
<a name="l00405"></a>00405 <span class="preprocessor"># ifndef __GLIBC__</span>
<a name="l00406"></a>00406 <span class="preprocessor"></span> str_ptr = d->ttyName.data();
<a name="l00407"></a>00407 <span class="keywordflow">if</span> (!memcmp(str_ptr, <span class="stringliteral">"/dev/"</span>, 5))
<a name="l00408"></a>00408 str_ptr += 5;
<a name="l00409"></a>00409 strncpy(l_struct.ut_line, str_ptr, UT_LINESIZE);
<a name="l00410"></a>00410 <span class="preprocessor"># endif</span>
<a name="l00411"></a>00411 <span class="preprocessor"></span>
<a name="l00412"></a>00412 <span class="comment">// Handle 64-bit time_t properly, where it may be larger</span>
<a name="l00413"></a>00413 <span class="comment">// than the integral type of ut_time.</span>
<a name="l00414"></a>00414 {
<a name="l00415"></a>00415 time_t ut_time_temp;
<a name="l00416"></a>00416 time(&ut_time_temp);
<a name="l00417"></a>00417 l_struct.ut_time=ut_time_temp;
<a name="l00418"></a>00418 }<a class="code" href="classKPty.html#6b562f12c693fe1e269a140cb46303fc"></a>
<a name="l00419"></a>00419 <a class="code" href="classKPty.html#6b562f12c693fe1e269a140cb46303fc"></a>
<a name="l00420"></a>00420 <a class="code" href="classKPty.html#6b562f12c693fe1e269a140cb46303fc"> ::login</a>(&l_struct);
<a name="l00421"></a>00421 <span class="preprocessor">#else</span>
<a name="l00422"></a>00422 <span class="preprocessor"></span> Q_UNUSED(user);
<a name="l00423"></a>00423 Q_UNUSED(remotehost);
<a name="l00424"></a>00424 <span class="preprocessor">#endif</span>
<a name="l00425"></a>00425 <span class="preprocessor"></span>}
<a name="l00426"></a>00426
<a name="l00427"></a><a class="code" href="classKPty.html#c4025fe9bcbdb48cfd5c31a36f7af5bc">00427</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#c4025fe9bcbdb48cfd5c31a36f7af5bc">KPty::logout</a>()
<a name="l00428"></a>00428 {
<a name="l00429"></a>00429 <span class="preprocessor">#ifdef HAVE_UTEMPTER</span>
<a name="l00430"></a>00430 <span class="preprocessor"></span> utempter_remove_record (d->masterFd);
<a name="l00431"></a>00431 <span class="preprocessor">#elif defined(USE_LOGIN)</span>
<a name="l00432"></a>00432 <span class="preprocessor"></span> <span class="keyword">const</span> <span class="keywordtype">char</span> *str_ptr = d->ttyName.data();
<a name="l00433"></a>00433 <span class="keywordflow">if</span> (!memcmp(str_ptr, <span class="stringliteral">"/dev/"</span>, 5))
<a name="l00434"></a>00434 str_ptr += 5;
<a name="l00435"></a>00435 <span class="preprocessor"># ifdef __GLIBC__</span>
<a name="l00436"></a>00436 <span class="preprocessor"></span> <span class="keywordflow">else</span> {
<a name="l00437"></a>00437 <span class="keyword">const</span> <span class="keywordtype">char</span> *sl_ptr = strrchr(str_ptr, <span class="charliteral">'/'</span>);
<a name="l00438"></a>00438 <span class="keywordflow">if</span> (sl_ptr)
<a name="l00439"></a>00439 str_ptr = sl_ptr + 1;
<a name="l00440"></a>00440 }
<a name="l00441"></a>00441 <span class="preprocessor"># endif</span>
<a name="l00442"></a>00442 <span class="preprocessor"></span><a class="code" href="classKPty.html#c4025fe9bcbdb48cfd5c31a36f7af5bc"> ::logout</a>(str_ptr);
<a name="l00443"></a>00443 <span class="preprocessor">#endif</span>
<a name="l00444"></a>00444 <span class="preprocessor"></span>}
<a name="l00445"></a>00445
<a name="l00446"></a><a class="code" href="classKPty.html#47dc81ee7d373e2f4f1aa6050f6087b0">00446</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#47dc81ee7d373e2f4f1aa6050f6087b0">KPty::setWinSize</a>(<span class="keywordtype">int</span> lines, <span class="keywordtype">int</span> columns)
<a name="l00447"></a>00447 {
<a name="l00448"></a>00448 d->winSize.ws_row = (<span class="keywordtype">unsigned</span> short)lines;
<a name="l00449"></a>00449 d->winSize.ws_col = (<span class="keywordtype">unsigned</span> short)columns;
<a name="l00450"></a>00450 <span class="keywordflow">if</span> (d->masterFd >= 0)
<a name="l00451"></a>00451 ioctl( d->masterFd, TIOCSWINSZ, (<span class="keywordtype">char</span> *)&d->winSize );
<a name="l00452"></a>00452 }
<a name="l00453"></a>00453
<a name="l00454"></a><a class="code" href="classKPty.html#1084c2fe5498bffe98076599050c242e">00454</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#1084c2fe5498bffe98076599050c242e">KPty::setXonXoff</a>(<span class="keywordtype">bool</span> useXonXoff)
<a name="l00455"></a>00455 {
<a name="l00456"></a>00456 d->xonXoff = useXonXoff;
<a name="l00457"></a>00457 <span class="keywordflow">if</span> (d->masterFd >= 0) {
<a name="l00458"></a>00458 <span class="comment">// without the '::' some version of HP-UX thinks, this declares</span>
<a name="l00459"></a>00459 <span class="comment">// the struct in this class, in this method, and fails to find</span>
<a name="l00460"></a>00460 <span class="comment">// the correct tc[gs]etattr</span>
<a name="l00461"></a>00461 struct ::termios ttmode;
<a name="l00462"></a>00462
<a name="l00463"></a>00463 _tcgetattr(d->masterFd, &ttmode);
<a name="l00464"></a>00464
<a name="l00465"></a>00465 <span class="keywordflow">if</span> (!useXonXoff)
<a name="l00466"></a>00466 ttmode.c_iflag &= ~(IXOFF | IXON);
<a name="l00467"></a>00467 <span class="keywordflow">else</span>
<a name="l00468"></a>00468 ttmode.c_iflag |= (IXOFF | IXON);
<a name="l00469"></a>00469
<a name="l00470"></a>00470 _tcsetattr(d->masterFd, &ttmode);
<a name="l00471"></a>00471 }
<a name="l00472"></a>00472 }
<a name="l00473"></a>00473
<a name="l00474"></a><a class="code" href="classKPty.html#915e9d530600ef7aa3cfb4b54c4cba3c">00474</a> <span class="keywordtype">void</span> <a class="code" href="classKPty.html#915e9d530600ef7aa3cfb4b54c4cba3c">KPty::setUtf8Mode</a>(<span class="keywordtype">bool</span> useUtf8)
<a name="l00475"></a>00475 {
<a name="l00476"></a>00476 d->utf8 = useUtf8;
<a name="l00477"></a>00477 <span class="preprocessor">#ifdef IUTF8</span>
<a name="l00478"></a>00478 <span class="preprocessor"></span> <span class="keywordflow">if</span> (d->masterFd >= 0) {
<a name="l00479"></a>00479 <span class="comment">// without the '::' some version of HP-UX thinks, this declares</span>
<a name="l00480"></a>00480 <span class="comment">// the struct in this class, in this method, and fails to find</span>
<a name="l00481"></a>00481 <span class="comment">// the correct tc[gs]etattr</span>
<a name="l00482"></a>00482 struct ::termios ttmode;
<a name="l00483"></a>00483
<a name="l00484"></a>00484 _tcgetattr(d->masterFd, &ttmode);
<a name="l00485"></a>00485
<a name="l00486"></a>00486 <span class="keywordflow">if</span> (!useUtf8)
<a name="l00487"></a>00487 ttmode.c_iflag &= ~IUTF8;
<a name="l00488"></a>00488 <span class="keywordflow">else</span>
<a name="l00489"></a>00489 ttmode.c_iflag |= IUTF8;
<a name="l00490"></a>00490
<a name="l00491"></a>00491 _tcsetattr(d->masterFd, &ttmode);
<a name="l00492"></a>00492 }
<a name="l00493"></a>00493 <span class="preprocessor">#endif</span>
<a name="l00494"></a>00494 <span class="preprocessor"></span>}
<a name="l00495"></a>00495
<a name="l00496"></a><a class="code" href="classKPty.html#19e30926be530e970f5b4fb5b650e202">00496</a> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classKPty.html#19e30926be530e970f5b4fb5b650e202">KPty::ttyName</a>()<span class="keyword"> const</span>
<a name="l00497"></a>00497 <span class="keyword"></span>{
<a name="l00498"></a>00498 <span class="keywordflow">return</span> d->ttyName.data();
<a name="l00499"></a>00499 }
<a name="l00500"></a>00500
<a name="l00501"></a><a class="code" href="classKPty.html#0118bd74d0518c60ff71a01f7d81c639">00501</a> <span class="keywordtype">int</span> <a class="code" href="classKPty.html#0118bd74d0518c60ff71a01f7d81c639">KPty::masterFd</a>()<span class="keyword"> const</span>
<a name="l00502"></a>00502 <span class="keyword"></span>{
<a name="l00503"></a>00503 <span class="keywordflow">return</span> d->masterFd;
<a name="l00504"></a>00504 }
<a name="l00505"></a>00505
<a name="l00506"></a><a class="code" href="classKPty.html#54ecf7889e64dcbcb43de4a8c94f1db4">00506</a> <span class="keywordtype">int</span> <a class="code" href="classKPty.html#54ecf7889e64dcbcb43de4a8c94f1db4">KPty::slaveFd</a>()<span class="keyword"> const</span>
<a name="l00507"></a>00507 <span class="keyword"></span>{
<a name="l00508"></a>00508 <span class="keywordflow">return</span> d->slaveFd;
<a name="l00509"></a>00509 }
<a name="l00510"></a>00510
<a name="l00511"></a>00511 <span class="comment">// private</span>
<a name="l00512"></a>00512 <span class="keywordtype">bool</span> KPty::chownpty(<span class="keywordtype">bool</span> grant)
<a name="l00513"></a>00513 {
<a name="l00514"></a>00514 <a class="code" href="classKProcess.html">KProcess</a> proc;
<a name="l00515"></a>00515 proc << <a class="code" href="kstandarddirs_8cpp.html#46cac2a6cda7a6bc22c22353dcc6e83a">locate</a>(<span class="stringliteral">"exe"</span>, BASE_CHOWN) << (grant?<span class="stringliteral">"--grant"</span>:<span class="stringliteral">"--revoke"</span>) << <a class="codeRef" doxygen="qt.tag:" href="qstring.html#number">QString::number</a>(d->masterFd);
<a name="l00516"></a>00516 <span class="keywordflow">return</span> proc.<a class="code" href="classKProcess.html#4720628748fbe8b2373837208ff7b947">start</a>(<a class="code" href="classKProcess.html#2fbcd413da7eb360ac1a71761f1631b74c0c592d5216e0fc288ec95aa76b4f44">KProcess::Block</a>) && proc.<a class="code" href="classKProcess.html#b1075f2a64506742472f45a0dc007066">normalExit</a>() && !proc.<a class="code" href="classKProcess.html#fd6932dd27dc8a9efc9b0946a5ec6a55">exitStatus</a>();
<a name="l00517"></a>00517 }
<a name="l00518"></a>00518
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