move code ignoring VK_SPACE and VK_RETURN WM_CHAR messages to MSWDefWindowProc()...

[wxWidgets.git] / src / os2 / utils.cpp

diff --git a/src/os2/utils.cpp b/src/os2/utils.cpp
index e837dcc66a569054d7137d2e2fd7215ced29ed13..f29aafc86b204b42f4e658b23a64a4744bc9b190 100644 (file)
--- a/src/os2/utils.cpp
+++ b/src/os2/utils.cpp
@@ -6,7 +6,7 @@
 // Created:     09/17/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster
 // Created:     09/17/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".
 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".


@@ -16,15 +16,16 @@
     #include "wx/setup.h"
     #include "wx/utils.h"
     #include "wx/app.h"
     #include "wx/setup.h"
     #include "wx/utils.h"
     #include "wx/app.h"

-    #include "wx/cursor.h"

 #endif  //WX_PRECOMP
 
 #include "wx/os2/private.h"
 #endif  //WX_PRECOMP
 
 #include "wx/os2/private.h"

-#include "wx/timer.h"

 #include "wx/intl.h"
 #include "wx/intl.h"

+#include "wx/apptrait.h"

 
 #include <ctype.h>
 
 #include <ctype.h>

-#include <direct.h>
+#ifdef __EMX__
+#include <dirent.h>
+#endif

 
 #include "wx/log.h"
 
 
 #include "wx/log.h"
 


@@ -36,17 +37,15 @@
 #include <errno.h>
 #include <stdarg.h>
 
 #include <errno.h>
 #include <stdarg.h>
 

-#define INCL_DOS
-#define INCL_PM
-#define INCL_GPI
-#include <os2.h>
-#include<netdb.h>

 #define PURE_32
 #define PURE_32

+
+#ifndef __EMX__

 #include <upm.h>
 #include <netcons.h>
 #include <netbios.h>
 #include <upm.h>
 #include <netcons.h>
 #include <netbios.h>

+#endif

 
 

-static const wxChar WX_SECTION[] = _T("wxWindows");
+static const wxChar WX_SECTION[] = _T("wxWidgets");

 static const wxChar eHOSTNAME[]  = _T("HostName");
 static const wxChar eUSERID[]    = _T("UserId");
 static const wxChar eUSERNAME[]  = _T("UserName");
 static const wxChar eHOSTNAME[]  = _T("HostName");
 static const wxChar eUSERID[]    = _T("UserId");
 static const wxChar eUSERNAME[]  = _T("UserName");


@@ -65,18 +64,18 @@ bool wxGetHostName(
 #if wxUSE_NET_API
     char                            zServer[256];
     char                            zComputer[256];
 #if wxUSE_NET_API
     char                            zServer[256];
     char                            zComputer[256];

-    unsigned short                  nLevel = 0;
-    unsigned char*                  zBuffer;
-    unsigned short                  nBuffer;
-    unsigned short*                 pnTotalAvail;
-
-    NetBiosGetInfo( (const unsigned char*)zServer
-                   ,(const unsigned char*)zComputer
-                   ,nLevel
-                   ,zBuffer
-                   ,nBuffer
-                   ,pnTotalAvail
-                  );
+    unsigned long                   ulLevel = 0;
+    unsigned char*                  zBuffer = NULL;
+    unsigned long                   ulBuffer = 256;
+    unsigned long*                  pulTotalAvail = NULL;
+
+    NetBios32GetInfo( (const unsigned char*)zServer
+                     ,(const unsigned char*)zComputer
+                     ,ulLevel
+                     ,zBuffer
+                     ,ulBuffer
+                     ,pulTotalAvail
+                    );

     strcpy(zBuf, zServer);
 #else
     wxChar*                         zSysname;
     strcpy(zBuf, zServer);
 #else
     wxChar*                         zSysname;


@@ -84,28 +83,34 @@ bool wxGetHostName(
 
     if ((zSysname = wxGetenv(_T("SYSTEM_NAME"))) == NULL)
     {
 
     if ((zSysname = wxGetenv(_T("SYSTEM_NAME"))) == NULL)
     {

-        ULONG n = ::PrfQueryProfileString( HINI_PROFILE
-                                          ,(PSZ)WX_SECTION
-                                          ,(PSZ)eHOSTNAME
-                                          ,(PSZ)zDefaultHost
-                                          ,(void*)zBuf
-                                          ,(ULONG)nMaxSize - 1
-                                         );
+        ::PrfQueryProfileString( HINI_PROFILE
+                                ,(PSZ)WX_SECTION
+                                ,(PSZ)eHOSTNAME
+                                ,(PSZ)zDefaultHost
+                                ,(void*)zBuf
+                                ,(ULONG)nMaxSize - 1
+                               );

     }
     else
         wxStrncpy(zBuf, zSysname, nMaxSize - 1);
     zBuf[nMaxSize] = _T('\0');
 #endif
     }
     else
         wxStrncpy(zBuf, zSysname, nMaxSize - 1);
     zBuf[nMaxSize] = _T('\0');
 #endif

-    return *zBuf ? TRUE : FALSE;
+    return *zBuf ? true : false;

 }
 
 // Get user ID e.g. jacs
 bool wxGetUserId(
   wxChar*                           zBuf
 }
 
 // Get user ID e.g. jacs
 bool wxGetUserId(
   wxChar*                           zBuf

-, int                               nMaxSize
+, int                               nType

 )
 {
 )
 {

-   return(U32ELOCL((unsigned char*)zBuf, (unsigned long *)&nMaxSize));
+#if defined(__VISAGECPP__)
+    long                            lrc;
+    // UPM procs return 0 on success
+    lrc = U32ELOCU((unsigned char*)zBuf, (unsigned long *)&nType);
+    if (lrc == 0) return true;
+#endif
+    return false;

 }
 
 bool wxGetUserName(
 }
 
 bool wxGetUserName(


@@ -120,12 +125,14 @@ bool wxGetUserName(
 #else
     wxStrncpy(zBuf, _T("Unknown User"), nMaxSize);
 #endif
 #else
     wxStrncpy(zBuf, _T("Unknown User"), nMaxSize);
 #endif

-    return TRUE;
+    return true;

 }
 
 int wxKill(
   long                              lPid
 }
 
 int wxKill(
   long                              lPid

-, int                               nSig
+, wxSignal                          eSig
+, wxKillError*                      peError
+, int                               flags

 )
 {
     return((int)::DosKillProcess(0, (PID)lPid));
 )
 {
     return((int)::DosKillProcess(0, (PID)lPid));


@@ -138,63 +145,154 @@ bool wxShell(
   const wxString&                   rCommand
 )
 {
   const wxString&                   rCommand
 )
 {

-    wxChar*                         zShell;
+    wxChar*                         zShell = _T("CMD.EXE");
+    wxString                        sInputs;
+    STARTDATA                       SData = {0};
+    PSZ                             PgmTitle = "Command Shell";
+    APIRET                          rc;
+    PID                             vPid = 0;
+    ULONG                           ulSessID = 0;
+    UCHAR                           achObjBuf[256] = {0}; //error data if DosStart fails
+    RESULTCODES                     vResult;
+
+    SData.Length   = sizeof(STARTDATA);
+    SData.Related  = SSF_RELATED_INDEPENDENT;
+    SData.FgBg     = SSF_FGBG_FORE;
+    SData.TraceOpt = SSF_TRACEOPT_NONE;
+    SData.PgmTitle = PgmTitle;
+    SData.PgmName  = zShell;
+
+    sInputs = "/C " + rCommand;
+    SData.PgmInputs     = (BYTE*)sInputs.c_str();
+    SData.TermQ         = 0;
+    SData.Environment   = 0;
+    SData.InheritOpt    = SSF_INHERTOPT_SHELL;
+    SData.SessionType   = SSF_TYPE_WINDOWABLEVIO;
+    SData.IconFile      = 0;
+    SData.PgmHandle     = 0;
+    SData.PgmControl    = SSF_CONTROL_VISIBLE | SSF_CONTROL_MAXIMIZE;
+    SData.InitXPos      = 30;
+    SData.InitYPos      = 40;
+    SData.InitXSize     = 200;
+    SData.InitYSize     = 140;
+    SData.Reserved      = 0;
+    SData.ObjectBuffer  = (char*)achObjBuf;
+    SData.ObjectBuffLen = (ULONG)sizeof(achObjBuf);
+
+    rc = ::DosStartSession(&SData, &ulSessID, &vPid);
+    if (rc == 0 || rc == 457) // NO_ERROR or SMG_START_IN_BACKGROUND
+    {
+        PTIB                            ptib;
+        PPIB                            ppib;

 
 

-    if ((zShell = wxGetenv(_T("COMSPEC"))) == NULL)
-        zShell = _T("\\CMD.EXE");
+        ::DosGetInfoBlocks(&ptib, &ppib);

 
 

-    wxChar                          zTmp[255];
+        ::DosWaitChild( DCWA_PROCESS
+                       ,DCWW_WAIT
+                       ,&vResult
+                       ,&ppib->pib_ulpid
+                       ,vPid
+                      );
+    }
+    return (rc != 0);
+}

 
 

-    if (rCommand != "")
-        wxSprintf( zTmp
-                  ,"%s /c %s"
-                  ,zShell
-                  ,WXSTRINGCAST rCommand
-                 );
-    else
-        wxStrcpy(zTmp, zShell);
+// Shutdown or reboot the PC
+bool wxShutdown(wxShutdownFlags wFlags)
+{
+    // TODO
+    return false;
+}

 
 

-    return (wxExecute((wxChar*)zTmp, FALSE) != 0);
+wxPowerType wxGetPowerType()
+{
+    // TODO
+    return wxPOWER_UNKNOWN;
+}
+
+wxBatteryState wxGetBatteryState()
+{
+    // TODO
+    return wxBATTERY_UNKNOWN_STATE;

 }
 
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 }
 
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)

-long wxGetFreeMemory(
-  void*                             pMemptr
-)
+wxMemorySize wxGetFreeMemory()

 {
 {

-    ULONG                           lSize;
+    void*                           pMemptr = NULL;
+    LONG                            lSize;

     ULONG                           lMemFlags;
     APIRET                          rc;
 
     lMemFlags = PAG_FREE;
     ULONG                           lMemFlags;
     APIRET                          rc;
 
     lMemFlags = PAG_FREE;

-    rc = ::DosQueryMem(pMemptr, &lSize, &lMemFlags);
+    rc = ::DosQueryMem(pMemptr, (PULONG)&lSize, &lMemFlags);

     if (rc != 0)
     if (rc != 0)

-        return -1L;
-    return (long)lSize;
+        lSize = -1L;
+    return (wxMemorySize)lSize;

 }
 
 }
 

-// Sleep for nSecs seconds. Attempt a Windows implementation using timers.
-static bool inTimer = FALSE;
+// Get Process ID
+unsigned long wxGetProcessId()
+{
+    return (unsigned long)getpid();
+}

 
 

-class wxSleepTimer: public wxTimer
+// ----------------------------------------------------------------------------
+// env vars
+// ----------------------------------------------------------------------------
+
+bool wxGetEnv(const wxString& var, wxString *value)

 {
 {

-public:
-    inline void Notify()
+    // wxGetenv is defined as getenv()
+    wxChar *p = wxGetenv(var);
+    if ( !p )
+        return false;
+
+    if ( value )

     {
     {

-        inTimer = FALSE;
-        Stop();
+        *value = p;

     }
     }

-};

 
 

-static wxTimer*                     wxTheSleepTimer = NULL;
+    return true;
+}
+
+bool wxSetEnv(const wxString& variable, const wxChar *value)
+{
+#if defined(HAVE_SETENV)
+    return setenv(variable.mb_str(), value ? wxString(value).mb_str().data()
+                                           : NULL, 1 /* overwrite */) == 0;
+#elif defined(HAVE_PUTENV)
+    wxString s = variable;
+    if ( value )
+        s << _T('=') << value;
+
+    // transform to ANSI
+    const char *p = s.mb_str();
+
+    // the string will be free()d by libc
+    char *buf = (char *)malloc(strlen(p) + 1);
+    strcpy(buf, p);

 
 

-void wxUsleep(
+    return putenv(buf) == 0;
+#else // no way to set an env var
+    return false;
+#endif
+}
+
+void wxMilliSleep(

   unsigned long                     ulMilliseconds
 )
 {
     ::DosSleep(ulMilliseconds);
 }
 
   unsigned long                     ulMilliseconds
 )
 {
     ::DosSleep(ulMilliseconds);
 }
 

+void wxMicroSleep(
+  unsigned long                     ulMicroseconds
+)
+{
+    ::DosSleep(ulMicroseconds/1000);
+}
+

 void wxSleep(
   int                               nSecs
 )
 void wxSleep(
   int                               nSecs
 )


@@ -208,6 +306,8 @@ void wxFlushEvents()
 //  wxYield();
 }
 
 //  wxYield();
 }
 

+#if WXWIN_COMPATIBILITY_2_2
+

 // Output a debug mess., in a system dependent fashion.
 void wxDebugMsg(
   const wxChar*                     zFmt ...
 // Output a debug mess., in a system dependent fashion.
 void wxDebugMsg(
   const wxChar*                     zFmt ...


@@ -229,6 +329,7 @@ void wxError(
 , const wxString&                   rTitle
 )
 {
 , const wxString&                   rTitle
 )
 {

+    wxChar *wxBuffer = new wxChar[256];

     wxSprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST rMsg);
     if (::WinMessageBox( HWND_DESKTOP
                         ,NULL
     wxSprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST rMsg);
     if (::WinMessageBox( HWND_DESKTOP
                         ,NULL


@@ -237,6 +338,7 @@ void wxError(
                         ,0
                         ,MB_ICONEXCLAMATION | MB_YESNO
                        ) == MBID_YES)
                         ,0
                         ,MB_ICONEXCLAMATION | MB_YESNO
                        ) == MBID_YES)

+    delete[] wxBuffer;

     wxExit();
 }
 
     wxExit();
 }
 


@@ -258,274 +360,42 @@ void wxFatalError(
     DosExit(EXIT_PROCESS, ulRc);
 }
 
     DosExit(EXIT_PROCESS, ulRc);
 }
 

+#endif // WXWIN_COMPATIBILITY_2_2
+

 // Emit a beeeeeep
 void wxBell()
 {
     DosBeep(1000,1000); // 1kHz during 1 sec.
 }
 
 // Emit a beeeeeep
 void wxBell()
 {
     DosBeep(1000,1000); // 1kHz during 1 sec.
 }
 

-// Chris Breeze 27/5/98: revised WIN32 code to
-// detect WindowsNT correctly
-int wxGetOsVersion(
-  int*                              pMajorVsn
-, int*                              pMinorVsn
-)
-{
-    ULONG                           ulSysInfo[QSV_MAX] = {0};
-
-    if (::DosQuerySysInfo( 1L
-                          ,QSV_MAX
-                          ,(PVOID)ulSysInfo
-                          ,sizeof(ULONG) * QSV_MAX
-                         ))
-    {
-        *pMajorVsn = ulSysInfo[QSV_VERSION_MAJOR];
-        *pMinorVsn = ulSysInfo[QSV_VERSION_MINOR];
-        return wxWINDOWS_OS2;
-    }
-    return wxWINDOWS; // error if we get here, return generic value
-}

 
 

-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if wxUSE_RESOURCES
-bool wxWriteResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, const wxString&                   rValue
-, const wxString&                   rFile
-)
-{
-    HAB                             hab;
-    HINI                            hIni;
-
-    if (rFile != "")
-    {
-        hIni = ::PrfOpenProfile(hab, (PSZ)WXSTRINGCAST rFile);
-        if (hIni != 0L)
-        {
-            return (::PrfWriteProfileString( hIni
-                                            ,(PSZ)WXSTRINGCAST rSection
-                                            ,(PSZ)WXSTRINGCAST rEntry
-                                            ,(PSZ)WXSTRINGCAST rValue
-                                           ));
-        }
-    }
-    else
-        return (::PrfWriteProfileString( HINI_PROFILE
-                                        ,(PSZ)WXSTRINGCAST rSection
-                                        ,(PSZ)WXSTRINGCAST rEntry
-                                        ,(PSZ)WXSTRINGCAST rValue
-                                       ));
-    return FALSE;
-}
-
-bool wxWriteResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, float                             fValue
-, const wxString&                   rFile
-)
-{
-    wxChar                          zBuf[50];
-
-    wxSprintf(zBuf, "%.4f", fValue);
-    return wxWriteResource( rSection
-                           ,rEntry
-                           ,zBuf
-                           ,rFile
-                          );
-}
-
-bool wxWriteResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, long                              lValue
-, const wxString&                   rFile
-)
-{
-    wxChar                          zBuf[50];
-
-    wxSprintf(zBuf, "%ld", lValue);
-    return wxWriteResource( rSection
-                           ,rEntry
-                           ,zBuf
-                           ,rFile
-                          );
-}
-
-bool wxWriteResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, int                               lValue
-, const wxString&                   rFile
-)
+void wxAppTraits::InitializeGui(unsigned long &ulHab)

 {
 {

-    wxChar                          zBuf[50];
-
-    wxSprintf(zBuf, "%d", lValue);
-    return wxWriteResource( rSection
-                           ,rEntry
-                           ,zBuf
-                           ,rFile
-                          );

 }
 
 }
 

-bool wxGetResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, wxChar**                          ppValue
-, const wxString&                   rFile
-)
+void wxAppTraits::TerminateGui(unsigned long ulHab)

 {
 {

-    HAB                             hab;
-    HINI                            hIni;
-    static const wxChar             zDefunkt[] = _T("$$default");
-
-    if (rFile != "")
-    {
-        hIni = ::PrfOpenProfile(hab, (PSZ)WXSTRINGCAST rFile);
-        if (hIni != 0L)
-        {
-            ULONG n = ::PrfQueryProfileString( hIni
-                                              ,(PSZ)WXSTRINGCAST rSection
-                                              ,(PSZ)WXSTRINGCAST rEntry
-                                              ,(PSZ)zDefunkt
-                                              ,(void*)wxBuffer
-                                              ,1000
-                                             );
-            if (n == 0L || wxStrcmp(wxBuffer, zDefunkt) == 0)
-                return FALSE;
-        }
-        else
-            return FALSE;
-    }
-    else
-    {
-        ULONG n = ::PrfQueryProfileString( HINI_PROFILE
-                                          ,(PSZ)WXSTRINGCAST rSection
-                                          ,(PSZ)WXSTRINGCAST rEntry
-                                          ,(PSZ)zDefunkt
-                                          ,(void*)wxBuffer
-                                          ,1000
-                                         );
-        if (n == 0L || wxStrcmp(wxBuffer, zDefunkt) == 0)
-            return FALSE;
-    }
-    if (*ppValue)
-        delete[] (*ppValue);
-    *ppValue = copystring(wxBuffer);
-    return TRUE;

 }
 
 }
 

-bool wxGetResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, float*                            pValue
-, const wxString&                   rFile
-)
+wxToolkitInfo & wxConsoleAppTraits::GetToolkitInfo()

 {
 {

-    wxChar*                         zStr = NULL;
-    bool                            bSucc = wxGetResource( rSection
-                                                          ,rEntry
-                                                          ,(wxChar **)&zStr
-                                                          ,rFile
-                                                         );
-
-    if (bSucc)
-    {
-        *pValue = (float)wxStrtod(zStr, NULL);
-        delete[] zStr;
-        return TRUE;
-    }
-    else return FALSE;
-}
+    static wxToolkitInfo  vInfo;
+    ULONG                 ulSysInfo[QSV_MAX] = {0};
+    APIRET                ulrc;

 
 

-bool wxGetResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, long*                             pValue
-, const wxString&                   rFile
-)
-{
-    wxChar*                           zStr = NULL;
-    bool                              bSucc = wxGetResource( rSection
-                                                            ,rEntry
-                                                            ,(wxChar **)&zStr
-                                                            ,rFile
-                                                           );
-
-    if (bSucc)
+    vInfo.name = _T("wxBase");
+    ulrc = ::DosQuerySysInfo( 1L
+                             ,QSV_MAX
+                             ,(PVOID)ulSysInfo
+                             ,sizeof(ULONG) * QSV_MAX
+                            );
+    if (ulrc == 0L)

     {
     {

-        *pValue = wxStrtol(zStr, NULL, 10);
-        delete[] zStr;
-        return TRUE;
+        vInfo.versionMajor = ulSysInfo[QSV_VERSION_MAJOR] / 10;
+        vInfo.versionMinor = ulSysInfo[QSV_VERSION_MINOR];

     }
     }

-    else return FALSE;
-}
-
-bool wxGetResource(
-  const wxString&                   rSection
-, const wxString&                   rEntry
-, int*                              pValue
-, const wxString&                   rFile
-)
-{
-    wxChar*                         zStr = NULL;
-    bool                            bSucc = wxGetResource( rSection
-                                                          ,rEntry
-                                                          ,(wxChar **)&zStr
-                                                          ,rFile
-                                                         );
-
-    if (bSucc)
-    {
-        *pValue = (int)wxStrtol(zStr, NULL, 10);
-        delete[] zStr;
-        return TRUE;
-    }
-    else return FALSE;
-}
-#endif // wxUSE_RESOURCES
-
-// ---------------------------------------------------------------------------
-// helper functions for showing a "busy" cursor
-// ---------------------------------------------------------------------------
-
-HCURSOR gs_wxBusyCursor = 0;     // new, busy cursor
-HCURSOR gs_wxBusyCursorOld = 0;  // old cursor
-static int gs_wxBusyCursorCount = 0;
-
-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(
-  wxCursor*                         pCursor
-)
-{
-    if ( gs_wxBusyCursorCount++ == 0 )
-    {
-        gs_wxBusyCursor = (HCURSOR)pCursor->GetHCURSOR();
-        ::WinSetPointer(HWND_DESKTOP, (HPOINTER)gs_wxBusyCursor);
-    }
-    //else: nothing to do, already set
-}
-
-// Restore cursor to normal
-void wxEndBusyCursor()
-{
-    wxCHECK_RET( gs_wxBusyCursorCount > 0
-                ,_T("no matching wxBeginBusyCursor() for wxEndBusyCursor()")
-               );
-
-    if (--gs_wxBusyCursorCount == 0)
-    {
-        ::WinSetPointer(HWND_DESKTOP, (HPOINTER)gs_wxBusyCursorOld);
-        gs_wxBusyCursorOld = 0;
-    }
-}
-
-// TRUE if we're between the above two calls
-bool wxIsBusy()
-{
-    return (gs_wxBusyCursorCount > 0);
+    vInfo.os = wxOS2_PM;
+    return vInfo;

 }
 
 // ---------------------------------------------------------------------------
 }
 
 // ---------------------------------------------------------------------------


@@ -536,18 +406,24 @@ const wxChar* wxGetHomeDir(
     wxString&                       rStrDir = *pStr;
 
     // OS/2 has no idea about home,
     wxString&                       rStrDir = *pStr;
 
     // OS/2 has no idea about home,

-    // so use the working directory instead?
+    // so use the working directory instead.
+    // However, we might have a valid HOME directory,
+    // as is used on many machines that have unix utilities
+    // on them, so we should use that, if available.

 
     // 256 was taken from os2def.h
 #ifndef MAX_PATH
 #  define MAX_PATH  256
 #endif
 
 
     // 256 was taken from os2def.h
 #ifndef MAX_PATH
 #  define MAX_PATH  256
 #endif
 

-    char                            zDirName[256];
-    ULONG                           ulDirLen;
+    const wxChar *szHome = wxGetenv("HOME");
+    if ( szHome == NULL ) {
+      // we're homeless, use current directory.
+      rStrDir = wxT(".");
+    }
+    else
+       rStrDir = szHome;

 
 

-    ::DosQueryCurrentDir(0, zDirName, &ulDirLen);
-    rStrDir = zDirName;

     return rStrDir.c_str();
 }
 
     return rStrDir.c_str();
 }
 


@@ -559,7 +435,9 @@ wxChar* wxGetUserHome (
     wxChar*                         zHome;
     wxString                        sUser1(rUser);
 
     wxChar*                         zHome;
     wxString                        sUser1(rUser);
 

-    if (sUser1 != _T(""))
+    char *wxBuffer = new wxChar[256];
+#ifndef __EMX__
+    if (!sUser1.empty())

     {
         wxChar                      zTmp[64];
 
     {
         wxChar                      zTmp[64];
 


@@ -573,162 +451,92 @@ wxChar* wxGetUserHome (
                 if ((zHome = wxGetenv(_T("TMP"))) != NULL    ||
                     (zHome = wxGetenv(_T("TMPDIR"))) != NULL ||
                     (zHome = wxGetenv(_T("TEMP"))) != NULL)
                 if ((zHome = wxGetenv(_T("TMP"))) != NULL    ||
                     (zHome = wxGetenv(_T("TMPDIR"))) != NULL ||
                     (zHome = wxGetenv(_T("TEMP"))) != NULL)

+                    delete[] wxBuffer;

                     return *zHome ? zHome : (wxChar*)_T("\\");
             }
             if (wxStricmp(zTmp, WXSTRINGCAST sUser1) == 0)
                 sUser1 = _T("");
         }
     }
                     return *zHome ? zHome : (wxChar*)_T("\\");
             }
             if (wxStricmp(zTmp, WXSTRINGCAST sUser1) == 0)
                 sUser1 = _T("");
         }
     }

-    if (sUser1 == _T(""))
+#endif
+    if (sUser1.empty())
+    {

         if ((zHome = wxGetenv(_T("HOME"))) != NULL)
         {
             wxStrcpy(wxBuffer, zHome);
         if ((zHome = wxGetenv(_T("HOME"))) != NULL)
         {
             wxStrcpy(wxBuffer, zHome);

-            Unix2DosFilename(wxBuffer);
-            return wxBuffer;
+            wxUnix2DosFilename(wxBuffer);
+            wxStrcpy(zHome, wxBuffer);
+            delete[] wxBuffer;
+            return zHome;

         }
         }

-        return NULL; // No home known!
-}
-
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(
-  wxWindow*                         pWnd
-)
-{
-    if(pWnd)
-    {
-        QMSG                        vMsg;
-        HAB                         hab;
-        HWND                        hwndFilter;
-        HWND                        hwndWin= (HWND) pWnd->GetHWND();
-
-        while(::WinPeekMsg(hab, &vMsg, hwndFilter, 0, 0, PM_REMOVE))
-        {
-            ::WinDispatchMsg(hab, &vMsg);
-        }
-        return TRUE;//*** temporary?
-    }
-    else
-    {
-        wxFAIL_MSG(_T("pWnd==NULL !!!"));
-        return FALSE;//*** temporary?

     }
     }

+    delete[] wxBuffer;
+    return NULL; // No home known!

 }
 
 }
 

-void wxGetMousePosition(
-  int*                              pX
-, int*                              pY
+wxString WXDLLEXPORT wxPMErrorToStr(
+  ERRORID                           vError

 )
 {
 )
 {

-    POINTL                          vPt;
-
-    ::WinQueryPointerPos(HWND_DESKTOP, &vPt);
-    *pX = vPt.x;
-    *pY = vPt.y;
-};
-
-// Return TRUE if we have a colour display
-bool wxColourDisplay()
-{
-    HPS                             hpsScreen;
-    HDC                             hdcScreen;
-    LONG                            lColors;
-
-    hpsScreen = ::WinGetScreenPS(HWND_DESKTOP);
-    hdcScreen = ::GpiQueryDevice(hpsScreen);
-    ::DevQueryCaps(hdcScreen, CAPS_COLORS, 1L, &lColors);
-    return(lColors > 1L);
-}
+    wxString                        sError;

 
 

-// Returns depth of screen
-int wxDisplayDepth()
-{
-    HPS                             hpsScreen;
-    HDC                             hdcScreen;
-    LONG                            lPlanes;
-    LONG                            lBitsPerPixel;
-    LONG                            nDepth;
-
-    hpsScreen = ::WinGetScreenPS(HWND_DESKTOP);
-    hdcScreen = ::GpiQueryDevice(hpsScreen);
-    ::DevQueryCaps(hdcScreen, CAPS_COLOR_PLANES, 1L, &lPlanes);
-    ::DevQueryCaps(hdcScreen, CAPS_COLOR_BITCOUNT, 1L, &lBitsPerPixel);
-
-    nDepth = (int)(lPlanes * lBitsPerPixel);
-    DevCloseDC(hdcScreen);
-    return (nDepth);
-}
+    //
+    // Remove the high order byte -- it is useless
+    //
+    vError &= 0x0000ffff;
+    switch(vError)
+    {
+        case PMERR_INVALID_HWND:
+            sError = wxT("Invalid window handle specified");
+            break;

 
 

-// Get size of display
-void wxDisplaySize(
-  int*                              pWidth
-, int*                              pHeight
-)
-{
-    HPS                             hpsScreen;
-    HDC                             hdcScreen;
-
-    hpsScreen = ::WinGetScreenPS(HWND_DESKTOP);
-    hdcScreen = ::GpiQueryDevice(hpsScreen);
-    ::DevQueryCaps(hdcScreen, CAPS_WIDTH, 1L, (PLONG)pWidth);
-    ::DevQueryCaps(hdcScreen, CAPS_HEIGHT, 1L, (PLONG)pHeight);
-    DevCloseDC(hdcScreen);
-}
+        case PMERR_INVALID_FLAG:
+            sError = wxT("Invalid flag bit set");
+            break;

 
 

-bool wxDirExists(
-  const wxString&                   rDir
-)
-{
-    return (::DosSetCurrentDir(WXSTRINGCAST rDir));
-}
+        case PMERR_NO_MSG_QUEUE:
+            sError = wxT("No message queue available");
+            break;

 
 

-// ---------------------------------------------------------------------------
-// window information functions
-// ---------------------------------------------------------------------------
+        case PMERR_INVALID_PARM:
+            sError = wxT("Parameter contained invalid data");
+            break;

 
 

-wxString WXDLLEXPORT wxGetWindowText(
-  WXHWND                            hWnd
-)
-{
-    wxString                        vStr;
-    long                            lLen = ::WinQueryWindowTextLength((HWND)hWnd) + 1;
+        case PMERR_INVALID_PARAMETERS:
+            sError = wxT("Parameter value is out of range");
+            break;

 
 

-    ::WinQueryWindowText((HWND)hWnd, lLen, vStr.GetWriteBuf((int)lLen));
-    vStr.UngetWriteBuf();
+        case PMERR_PARAMETER_OUT_OF_RANGE:
+            sError = wxT("Parameter value is out of range");
+            break;

 
 

-    return vStr;
-}
+        case PMERR_INVALID_INTEGER_ATOM:
+            sError = wxT("Not a valid atom");
+            break;

 
 

-wxString WXDLLEXPORT wxGetWindowClass(
-  WXHWND                            hWnd
-)
-{
-    wxString                        vStr;
-    int                             nLen = 256; // some starting value
+        case PMERR_INVALID_HATOMTBL:
+            sError = wxT("Atom table handle is invalid");
+            break;

 
 

-    for ( ;; )
-    {
-        int                         nCount = ::WinQueryClassName((HWND)hWnd, nLen, vStr.GetWriteBuf(nLen));
+        case PMERR_INVALID_ATOM_NAME:
+            sError = wxT("Not a valid atom name");
+            break;

 
 

-        vStr.UngetWriteBuf();
-        if (nCount == nLen )
-        {
-            // the class name might have been truncated, retry with larger
-            // buffer
-            nLen *= 2;
-        }
-        else
-        {
+        case PMERR_ATOM_NAME_NOT_FOUND:
+            sError = wxT("Valid name format, but cannot find name in atom table");

             break;
             break;

-        }
+
+        default:
+            sError = wxT("Unknown error");

     }
     }

-    return vStr;
-}
+    return(sError);
+} // end of wxPMErrorToStr

 
 

-WXWORD WXDLLEXPORT wxGetWindowId(
-  WXHWND                            hWnd
-)
+// replacement for implementation in unix/utilsunx.cpp,
+// to be used by all X11 based ports.
+struct wxEndProcessData;
+
+void wxHandleProcessTermination(wxEndProcessData *proc_data)

 {
 {

-    return ::WinQueryWindowUShort((HWND)hWnd, QWS_ID);
+    // For now, just do nothing. To be filled in as needed.

 }
 }

-