making implementation independent of a wx-peer of that control

[wxWidgets.git] / src / mac / carbon / utilsexc.cpp

diff --git a/src/mac/carbon/utilsexc.cpp b/src/mac/carbon/utilsexc.cpp
index 1d9082a085e3aacf16a4c61214b49682210f89de..6c82d0ca87310800d3ca616ce6007a5ad4ca6933 100644 (file)
--- a/src/mac/carbon/utilsexc.cpp
+++ b/src/mac/carbon/utilsexc.cpp
@@ -2,126 +2,42 @@
 // Name:        utilsexec.cpp
 // Purpose:     Execution-related utilities
 // Author:      Stefan Csomor
-// Modified by: David Elliott
+// Modified by: 
 // Created:     1998-01-01
 // RCS-ID:      $Id$
 // Copyright:   (c) Stefan Csomor
 // Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include "wx/log.h"
-#include "wx/utils.h"
-#ifdef __DARWIN__
-#include "wx/unix/execute.h"
-#include <unistd.h>
-#include <sys/wait.h>
-#include <mach/mach.h>
-#include <CoreFoundation/CFMachPort.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include "wx/wxprec.h"
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/utils.h"
+#endif //ndef WX_PRECOMP
 
 #ifndef __DARWIN__
-#define wxEXECUTE_WIN_MESSAGE 10000
 
-long wxExecute(const wxString& command, int flags, wxProcess *handler)
-{
-    // TODO
-    wxFAIL_MSG( _T("wxExecute() not yet implemented") );
-    return 0;
-}
-#endif
+#include "wx/mac/private.h"
+#include "LaunchServices.h"
 
-#ifdef __DARWIN__
-void wxMAC_MachPortEndProcessDetect(CFMachPortRef port, void *data)
+long wxExecute(const wxString& command, int flags, wxProcess *WXUNUSED(handler))
 {
-       wxEndProcessData *proc_data = (wxEndProcessData*)data;
-       wxLogDebug("Wow.. this actually worked!");
-       int status = 0;
-       int rc = waitpid(abs(proc_data->pid), &status, WNOHANG);
-       if(!rc)
-       {
-               wxLogDebug("Mach port was invalidated, but process hasn't terminated!");
-               return;
-       }
-       if((rc != -1) && WIFEXITED(status))
-               proc_data->exitcode = WEXITSTATUS(status);
-       else
-               proc_data->exitcode = -1;
-       wxHandleProcessTermination(proc_data);
-}
+    wxASSERT_MSG( flags == wxEXEC_ASYNC,
+        wxT("wxExecute: Only wxEXEC_ASYNC is supported") );
 
-int wxAddProcessCallbackForPid(wxEndProcessData *proc_data, int pid)
-{
-    if(pid < 1)
-        return -1;
-    kern_return_t    kernResult;
-    mach_port_t    taskOfOurProcess;
-    mach_port_t    machPortForProcess;
-    taskOfOurProcess = mach_task_self();
-    if(taskOfOurProcess == MACH_PORT_NULL)
-    {
-        wxLogDebug("No mach_task_self()");
-        return -1;
-    }
-    wxLogDebug("pid=%d",pid);
-    kernResult = task_for_pid(taskOfOurProcess,pid, &machPortForProcess);
-    if(kernResult != KERN_SUCCESS)
+    FSRef fsRef ;
+    OSErr err = noErr ;
+    err = wxMacPathToFSRef( command , &fsRef ) ;
+    if ( noErr == err )
     {
-        wxLogDebug("no task_for_pid()");
-        // try seeing if it is already dead or something
-        // FIXME: a better method would be to call the callback function
-        // from idle time until the process terminates. Of course, how
-        // likely is it that it will take more than 0.1 seconds for the
-        // mach terminate event to make its way to the BSD subsystem?
-        usleep(100); // sleep for 0.1 seconds
-        wxMAC_MachPortEndProcessDetect(NULL, (void*)proc_data);
-        return -1;
+        err = LSOpenFSRef( &fsRef , NULL ) ;
     }
-    CFMachPortContext termcb_contextinfo;
-    termcb_contextinfo.version = NULL;
-    termcb_contextinfo.info = (void*)proc_data;
-    termcb_contextinfo.retain = NULL;
-    termcb_contextinfo.release = NULL;
-    termcb_contextinfo.copyDescription = NULL;
-    CFMachPortRef    CFMachPortForProcess;
-    Boolean        ShouldFreePort;
-    CFMachPortForProcess = CFMachPortCreateWithPort(NULL, machPortForProcess, NULL, &termcb_contextinfo, &ShouldFreePort);
-    if(!CFMachPortForProcess)
-    {
-        wxLogDebug("No CFMachPortForProcess");
-        mach_port_deallocate(taskOfOurProcess, machPortForProcess);
-        return -1;
-    }
-    if(ShouldFreePort)
-    {
-        kernResult = mach_port_deallocate(taskOfOurProcess, machPortForProcess);
-        if(kernResult!=KERN_SUCCESS)
-        {
-            wxLogDebug("Couldn't deallocate mach port");
-            return -1;
-        }
-    }
-    CFMachPortSetInvalidationCallBack(CFMachPortForProcess, &wxMAC_MachPortEndProcessDetect);
-    CFRunLoopSourceRef    runloopsource;
-    runloopsource = CFMachPortCreateRunLoopSource(NULL,CFMachPortForProcess, (CFIndex)0);
-    if(!runloopsource)
-    {
-        wxLogDebug("Couldn't create runloopsource");
-        return -1;
-    }
-    
-    CFRelease(CFMachPortForProcess);
 
-    CFRunLoopAddSource(CFRunLoopGetCurrent(),runloopsource,kCFRunLoopDefaultMode);
-    CFRelease(runloopsource);
-    wxLogDebug("Successfully added notification to the runloop");
-    return 0;
+    // 0 means execution failed. Returning non-zero is a PID, but not
+    // on Mac where PIDs are 64 bits and won't fit in a long, so we
+    // return a dummy value for now.
+    return ( err == noErr ) ? -1 : 0;
 }
-#endif
+
+#endif //ndef __DARWIN__
+