The right way to deal with the pipe

2 files changed, 9 insertions, 3 deletions

diff --git a/noncore/apps/opie-console/MyPty.cpp b/noncore/apps/opie-console/MyPty.cpp
index cacb4ce..ae01392 100644
--- a/noncore/apps/opie-console/MyPty.cpp
+++ b/noncore/apps/opie-console/MyPty.cpp
@@ -107,25 +107,27 @@ void MyPty::setSize(int lines, int columns)
 
 
 void MyPty::donePty()
 {
     // This is code from the Qt DumbTerminal example
     int status = 0;
 
     ::close(m_fd);
 
     if (m_cpid) {
         qWarning("killing!!!");
         kill(m_cpid, SIGHUP);
-        waitpid(m_cpid, &status, 0);
+        //waitpid(m_cpid, &status, 0);
+        delete m_sn_e;
+        m_sn_e = 0l;
     }
 
     m_cpid = 0;
 //    emit done(status);
 }
 
 
 const char* MyPty::deviceName()
 {
     return m_ttynam;
 }
 
@@ -177,27 +179,28 @@ int MyPty::run(const char* cmd, QStrList &, const char*, int)
         if (getuid() == 0) {
             char msg[] = "WARNING: You are running this shell as root!\n";
             write(ttyfd, msg, sizeof(msg));
         }
         execl(cmd, cmd, 0);
 
         donePty();
         exit(-1);
     }
 
     // parent - continue as a widget
     QSocketNotifier* sn_r = new QSocketNotifier(m_fd,QSocketNotifier::Read,this);
-//    QSocketNotifier* sn_e = new QSocketNotifier(m_fd,QSocketNotifier::Exception,this);
+    delete m_sn_e;
+    m_sn_e = new QSocketNotifier(m_fd,QSocketNotifier::Exception,this);
     connect(sn_r,SIGNAL(activated(int)),this,SLOT(readPty()));
-//    connect(sn_e,SIGNAL(activated(int)),this,SLOT(error()));
+    connect(m_sn_e,SIGNAL(activated(int)),this,SLOT(error()));
 
     return 0;
 }
 
 int MyPty::openPty()
 {
     // This is code from the Qt DumbTerminal example
     int ptyfd = -1;
 
 #ifdef HAVE_OPENPTY
     int ttyfd;
     if ( openpty(&ptyfd,&ttyfd,ttynam,0,0) )
@@ -223,24 +226,25 @@ int MyPty::openPty()
         qApp->exit(1);
         return -1;
     }
 
     return ptyfd;
 }
 
 /*!
     Create an instance.
 */
 MyPty::MyPty(const Profile&) : m_cpid(0)
 {
+    m_sn_e = 0l;
   m_fd = openPty();
   ProcCtl* ctl = ProcCtl::self();
 }
 
 /*!
     Destructor.
     Note that the related client program is not killed
     (yet) when a instance is deleted.
 */
 MyPty::~MyPty()
 {
     donePty();
diff --git a/noncore/apps/opie-console/MyPty.h b/noncore/apps/opie-console/MyPty.h
index 9231a8a..3166fa0 100644
--- a/noncore/apps/opie-console/MyPty.h
+++ b/noncore/apps/opie-console/MyPty.h
@@ -19,24 +19,25 @@
 /*! \file
 */
 
 #ifndef MY_PTY_H
 #define MY_PTY_H
 
 #include <qobject.h>
 #include <qstrlist.h>
 
 #include "io_layer.h"
 
 class Profile;
+class QSocketNotifier;
 class MyPty : public IOLayer
 {
     Q_OBJECT
 public:
 
     MyPty(const Profile&);
     ~MyPty();
 
 
 
     QString identifier()const;
     QString name()const;
@@ -81,15 +82,16 @@ protected slots:
       void readPty();
       void donePty();
 
 private:
     int  openPty();
 
 private:
 
     char m_ptynam[16]; // "/dev/ptyxx" | "/dev/ptmx"
     char m_ttynam[16]; // "/dev/ttyxx" | "/dev/pts/########..."
     int m_fd;
     int m_cpid;
+    QSocketNotifier* m_sn_e;
 };
 
 #endif