wxProcess() fixes: will really call parent's event handler and will pass the

exited process status now


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1637 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/process.cpp

@@ -10,48 +10,38 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
-#pragma implementation "process.h"
+    #pragma implementation "process.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
-#include "wx/defs.h"
+    #include "wx/defs.h"
 #endif
 
 #include "wx/process.h"
 
 #if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxProcess, wxEvtHandler)
-IMPLEMENT_DYNAMIC_CLASS(wxProcessEvent, wxEvent)
+    IMPLEMENT_DYNAMIC_CLASS(wxProcess, wxEvtHandler)
+    IMPLEMENT_DYNAMIC_CLASS(wxProcessEvent, wxEvent)
 #endif
 
 wxProcess::wxProcess(wxEvtHandler *parent, int id)
 {
   if (parent)
-    SetPreviousHandler(parent);
+    SetNextHandler(parent);
 
   m_id = id;
 }
 
-wxProcess::~wxProcess()
+void wxProcess::OnTerminate(int pid, int status)
 {
-}
-
-void wxProcess::OnTerminate(int pid)
-{
-  wxProcessEvent event(m_id, pid);
+  wxProcessEvent event(m_id, pid, status);
 
   ProcessEvent(event);
 }
-
-wxProcessEvent::wxProcessEvent(int id, int pid):
-  wxEvent(id), m_pid(pid)
-{
-}
-

src/gtk.inc

@@ -67,6 +67,7 @@ LIB_CPP_SRC=\
  common/tokenzr.cpp \
  common/resource.cpp \
  common/wxexpr.cpp \
+ common/process.cpp \
 \
  gtk/accel.cpp \
  gtk/app.cpp \

src/gtk/utilsgtk.cpp

@@ -18,6 +18,8 @@
 #include "wx/intl.h"
 #include "wx/log.h"
 
+#include "wx/process.h"
+
 #include <stdarg.h>
 #include <dirent.h>
 #include <string.h>
@@ -266,17 +268,21 @@ static void GTK_EndProcessDetector(gpointer data, gint source,
     /* wait4 is not part of any standard, use at own risk
      * not sure what wait4 does, but wait3 seems to be closest, whats a digit ;-)
      * --- offer@sgi.com */
+    // VZ: wait4() will be woken up by a signal, not wait3 - so it's quite
+    //     different (also, wait3() waits for any child, wait4() only for this
+    //     one)
+    int status = -1;
 #if !defined(__sgi)
-    wait4(proc_data->pid, (int*) NULL, 0, (rusage *) NULL);
+    wait4(proc_data->pid, &status, 0, (rusage *) NULL);
 #else
-    wait3((int *) NULL, 0, (rusage *) NULL);
+    wait3(&status, 0, (rusage *) NULL);
 #endif
 
     close(source);
     gdk_input_remove(proc_data->tag);
 
     if (proc_data->process)
-        proc_data->process->OnTerminate(proc_data->pid);
+        proc_data->process->OnTerminate(proc_data->pid, status);
 
     if (proc_data->pid > 0)
         delete proc_data;

src/gtk1/utilsgtk.cpp

@@ -18,6 +18,8 @@
 #include "wx/intl.h"
 #include "wx/log.h"
 
+#include "wx/process.h"
+
 #include <stdarg.h>
 #include <dirent.h>
 #include <string.h>
@@ -266,17 +268,21 @@ static void GTK_EndProcessDetector(gpointer data, gint source,
     /* wait4 is not part of any standard, use at own risk
      * not sure what wait4 does, but wait3 seems to be closest, whats a digit ;-)
      * --- offer@sgi.com */
+    // VZ: wait4() will be woken up by a signal, not wait3 - so it's quite
+    //     different (also, wait3() waits for any child, wait4() only for this
+    //     one)
+    int status = -1;
 #if !defined(__sgi)
-    wait4(proc_data->pid, (int*) NULL, 0, (rusage *) NULL);
+    wait4(proc_data->pid, &status, 0, (rusage *) NULL);
 #else
-    wait3((int *) NULL, 0, (rusage *) NULL);
+    wait3(&status, 0, (rusage *) NULL);
 #endif
 
     close(source);
     gdk_input_remove(proc_data->tag);
 
     if (proc_data->process)
-        proc_data->process->OnTerminate(proc_data->pid);
+        proc_data->process->OnTerminate(proc_data->pid, status);
 
     if (proc_data->pid > 0)
         delete proc_data;