default ctor should create an empty/uninitialized buffer, not one with a single chara...

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

diff --git a/src/os2/utils.cpp b/src/os2/utils.cpp
index f6c06af9491ff046e4ef3c52d05cfcc3b588227a..091c160fec0ed431d21c8cbce92a2324ebc64ec2 100644 (file)
--- a/src/os2/utils.cpp
+++ b/src/os2/utils.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        utils.cpp
+// Name:        src/os2/utils.cpp

 // Purpose:     Various utilities
 // Author:      David Webster
 // Modified by:
 // Purpose:     Various utilities
 // Author:      David Webster
 // Modified by:


@@ -13,13 +13,11 @@
 #include "wx/wxprec.h"
 
 #ifndef WX_PRECOMP
 #include "wx/wxprec.h"
 
 #ifndef WX_PRECOMP

-    #include "wx/setup.h"

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

-#include "wx/timer.h"

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


@@ -40,16 +38,19 @@
 
 #define PURE_32
 
 
 #define PURE_32
 

-#ifndef __EMX__
-#include <upm.h>
-#include <netcons.h>
-#include <netbios.h>
+#if defined(__WATCOMC__)
+extern "C"
+{
+    #include <upm.h>
+}
+#elif !defined(__EMX__)
+    #include <upm.h>
+    #include <netcons.h>
+    #include <netbios.h>

 #endif
 
 #endif
 

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

 static const wxChar eHOSTNAME[]  = _T("HostName");
 static const wxChar eHOSTNAME[]  = _T("HostName");

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

 
 // For the following functions we SHOULD fill in support
 // for Windows-NT (which I don't know) as I assume it begin
 
 // For the following functions we SHOULD fill in support
 // for Windows-NT (which I don't know) as I assume it begin


@@ -57,18 +58,17 @@ static const wxChar eUSERNAME[]  = _T("UserName");
 // functions beyond those provided by WinSock
 
 // Get full hostname (eg. DoDo.BSn-Germany.crg.de)
 // functions beyond those provided by WinSock
 
 // Get full hostname (eg. DoDo.BSn-Germany.crg.de)

-bool wxGetHostName(
-  wxChar*                           zBuf
-, int                               nMaxSize
-)
+bool wxGetHostName( wxChar* zBuf, int nMaxSize )

 {
 {

-#if wxUSE_NET_API
-    char                            zServer[256];
-    char                            zComputer[256];
-    unsigned long                   ulLevel = 0;
-    unsigned char*                  zBuffer = NULL;
-    unsigned long                   ulBuffer = 256;
-    unsigned long*                  pulTotalAvail = NULL;
+    if (!zBuf) return false;
+
+#if defined(wxUSE_NET_API) && wxUSE_NET_API
+    char           zServer[256];
+    char           zComputer[256];
+    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
 
     NetBios32GetInfo( (const unsigned char*)zServer
                      ,(const unsigned char*)zComputer


@@ -79,61 +79,55 @@ bool wxGetHostName(
                     );
     strcpy(zBuf, zServer);
 #else
                     );
     strcpy(zBuf, zServer);
 #else

-    wxChar*                         zSysname;
-    const wxChar*                   zDefaultHost = _T("noname");
+    wxChar*        zSysname;
+    const wxChar*  zDefaultHost = _T("noname");

 
     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
     }
     else

+    {

         wxStrncpy(zBuf, zSysname, nMaxSize - 1);
         wxStrncpy(zBuf, zSysname, nMaxSize - 1);

+    }
+

     zBuf[nMaxSize] = _T('\0');
 #endif
     zBuf[nMaxSize] = _T('\0');
 #endif

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

 }
 
 // Get user ID e.g. jacs
 }
 
 // Get user ID e.g. jacs

-bool wxGetUserId(
-  wxChar*                           zBuf
-, int                               nType
-)
+bool wxGetUserId(wxChar* zBuf, int nType)

 {
 {

-#if defined(__VISAGECPP__)
-    long                            lrc;
+#if defined(__VISAGECPP__) || defined(__WATCOMC__)

     // UPM procs return 0 on success
     // UPM procs return 0 on success

-    lrc = U32ELOCU((unsigned char*)zBuf, (unsigned long *)&nType);
-    if (lrc == 0) return TRUE;
+    long lrc = U32ELOCU((PUCHAR)zBuf, (PULONG)&nType);
+    if (lrc == 0) return true;

 #endif
 #endif

-    return FALSE;
+    return false;

 }
 
 }
 

-bool wxGetUserName(
-  wxChar*                           zBuf
-, int                               nMaxSize
-)
+bool wxGetUserName( wxChar* zBuf, int nMaxSize )

 {
 #ifdef USE_NET_API
 {
 #ifdef USE_NET_API

-    wxGetUserId( zBuf
-                ,nMaxSize
-               );
+    wxGetUserId( zBuf, nMaxSize );

 #else
     wxStrncpy(zBuf, _T("Unknown User"), nMaxSize);
 #endif
 #else
     wxStrncpy(zBuf, _T("Unknown User"), nMaxSize);
 #endif

-    return TRUE;
+    return true;

 }
 
 }
 

-int wxKill(
-  long                              lPid
-, wxSignal                          eSig
-, wxKillError*                      peError
-)
+int wxKill(long         lPid,
+           wxSignal     WXUNUSED(eSig),
+           wxKillError* WXUNUSED(peError),
+           int          WXUNUSED(flags))

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


@@ -147,7 +141,6 @@ bool wxShell(
 {
     wxChar*                         zShell = _T("CMD.EXE");
     wxString                        sInputs;
 {
     wxChar*                         zShell = _T("CMD.EXE");
     wxString                        sInputs;

-    wxChar                          zTmp[255];

     STARTDATA                       SData = {0};
     PSZ                             PgmTitle = "Command Shell";
     APIRET                          rc;
     STARTDATA                       SData = {0};
     PSZ                             PgmTitle = "Command Shell";
     APIRET                          rc;


@@ -161,9 +154,9 @@ bool wxShell(
     SData.FgBg     = SSF_FGBG_FORE;
     SData.TraceOpt = SSF_TRACEOPT_NONE;
     SData.PgmTitle = PgmTitle;
     SData.FgBg     = SSF_FGBG_FORE;
     SData.TraceOpt = SSF_TRACEOPT_NONE;
     SData.PgmTitle = PgmTitle;

-    SData.PgmName  = zShell;
+    SData.PgmName  = (char*)zShell;

 
 

-    sInputs = "/C " + rCommand;
+    sInputs = _T("/C ") + rCommand;

     SData.PgmInputs     = (BYTE*)sInputs.c_str();
     SData.TermQ         = 0;
     SData.Environment   = 0;
     SData.PgmInputs     = (BYTE*)sInputs.c_str();
     SData.TermQ         = 0;
     SData.Environment   = 0;


@@ -199,25 +192,43 @@ bool wxShell(
 }
 
 // Shutdown or reboot the PC
 }
 
 // Shutdown or reboot the PC

-bool wxShutdown(wxShutdownFlags wFlags)
+bool wxShutdown(wxShutdownFlags WXUNUSED(wFlags))
+{
+    // TODO
+    return false;
+}
+
+wxPowerType wxGetPowerType()

 {
     // TODO
 {
     // TODO

-    return FALSE;
+    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()
+wxMemorySize wxGetFreeMemory()

 {
 {

-    void*                           pMemptr = NULL;
-    ULONG                           lSize;
-    ULONG                           lMemFlags;
-    APIRET                          rc;
+    void* pMemptr = NULL;
+    LONG  lSize;
+    ULONG lMemFlags;
+    APIRET rc;

 
     lMemFlags = PAG_FREE;
 
     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;
+}
+
+// Get Process ID
+unsigned long wxGetProcessId()
+{
+    return (unsigned long)getpid();

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


@@ -229,14 +240,14 @@ bool wxGetEnv(const wxString& var, wxString *value)
     // wxGetenv is defined as getenv()
     wxChar *p = wxGetenv(var);
     if ( !p )
     // wxGetenv is defined as getenv()
     wxChar *p = wxGetenv(var);
     if ( !p )

-        return FALSE;
+        return false;

 
     if ( value )
     {
         *value = p;
     }
 
 
     if ( value )
     {
         *value = p;
     }
 

-    return TRUE;
+    return true;

 }
 
 bool wxSetEnv(const wxString& variable, const wxChar *value)
 }
 
 bool wxSetEnv(const wxString& variable, const wxChar *value)


@@ -258,17 +269,26 @@ bool wxSetEnv(const wxString& variable, const wxChar *value)
 
     return putenv(buf) == 0;
 #else // no way to set an env var
 
     return putenv(buf) == 0;
 #else // no way to set an env var

-    return FALSE;
+    wxUnusedVar(variable);
+    wxUnusedVar(value);
+    return false;

 #endif
 }
 
 #endif
 }
 

-void wxUsleep(
+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
 )


@@ -282,73 +302,48 @@ void wxFlushEvents()
 //  wxYield();
 }
 
 //  wxYield();
 }
 

-#if WXWIN_COMPATIBILITY_2_2
-
-// Output a debug mess., in a system dependent fashion.
-void wxDebugMsg(
-  const wxChar*                     zFmt ...
-)
+// Emit a beeeeeep
+void wxBell()

 {
 {

-    va_list                         vAp;
-    static wxChar                   zBuffer[512];
-
-    if (!wxTheApp->GetWantDebugOutput())
-        return ;
-    va_start(vAp, zFmt);
-    sprintf(zBuffer, zFmt, vAp) ;
-    va_end(vAp);
+    DosBeep(1000,1000); // 1kHz during 1 sec.

 }
 
 }
 

-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(
-  const wxString&                   rMsg
-, const wxString&                   rTitle
-)
+wxString wxGetOsDescription()

 {
 {

-    wxBuffer = new wxChar[256];
-    wxSprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST rMsg);
-    if (::WinMessageBox( HWND_DESKTOP
-                        ,NULL
-                        ,(PSZ)wxBuffer
-                        ,(PSZ)WXSTRINGCAST rTitle
-                        ,0
-                        ,MB_ICONEXCLAMATION | MB_YESNO
-                       ) == MBID_YES)
-    delete[] wxBuffer;
-    wxExit();
+    wxString strVer(_T("OS/2"));
+    ULONG ulSysInfo[QSV_MAX] = {0};
+
+    if (::DosQuerySysInfo( 1L,
+                           QSV_MAX,
+                           (PVOID)ulSysInfo,
+                           sizeof(ULONG) * QSV_MAX
+                         ) == 0L )
+    {
+        wxString ver;
+        ver.Printf( _T(" ver. %d.%d rev. %c"),
+                    int(ulSysInfo[QSV_VERSION_MAJOR] / 10),
+                    int(ulSysInfo[QSV_VERSION_MINOR]),
+                    char(ulSysInfo[QSV_VERSION_REVISION])
+                  );
+        strVer += ver;
+    }
+
+    return strVer;

 }
 
 }
 

-// Fatal error: pop up message box and abort
-void wxFatalError(
-  const wxString&                   rMsg
-, const wxString&                   rTitle
-)
+void wxAppTraits::InitializeGui(unsigned long &WXUNUSED(ulHab))

 {
 {

-    unsigned long                   ulRc;
-
-    ulRc = ::WinMessageBox( HWND_DESKTOP
-                           ,NULL
-                           ,WXSTRINGCAST rMsg
-                           ,WXSTRINGCAST rTitle
-                           ,0
-                           ,MB_NOICON | MB_OK
-                          );
-    DosExit(EXIT_PROCESS, ulRc);

 }
 
 }
 

-#endif // WXWIN_COMPATIBILITY_2_2
-
-// Emit a beeeeeep
-void wxBell()
+void wxAppTraits::TerminateGui(unsigned long WXUNUSED(ulHab))

 {
 {

-    DosBeep(1000,1000); // 1kHz during 1 sec.

 }
 
 wxToolkitInfo & wxConsoleAppTraits::GetToolkitInfo()
 {
 }
 
 wxToolkitInfo & wxConsoleAppTraits::GetToolkitInfo()
 {

-    static wxToolkitInfo           vInfo;
-    ULONG                           ulSysInfo[QSV_MAX] = {0};
-    APIRET                          ulrc;
+    static wxToolkitInfo  vInfo;
+    ULONG                 ulSysInfo[QSV_MAX] = {0};
+    APIRET                ulrc;

 
     vInfo.name = _T("wxBase");
     ulrc = ::DosQuerySysInfo( 1L
 
     vInfo.name = _T("wxBase");
     ulrc = ::DosQuerySysInfo( 1L


@@ -373,32 +368,40 @@ 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((wxChar*)"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();
 }
 
 // Hack for OS/2
     return rStrDir.c_str();
 }
 
 // Hack for OS/2

-wxChar* wxGetUserHome (
-  const wxString&                   rUser
-)
+#if wxUSE_UNICODE
+const wxMB2WXbuf wxGetUserHome( const wxString &rUser )
+#else // just for binary compatibility -- there is no 'const' here
+wxChar* wxGetUserHome ( const wxString &rUser )
+#endif

 {
 {

-    wxChar*                         zHome;
-    wxString                        sUser1(rUser);
+    wxChar*    zHome;
+    wxString   sUser1(rUser);

 
 

-    wxBuffer = new wxChar[256];
+    wxChar *wxBuffer = new wxChar[256];

 #ifndef __EMX__
 #ifndef __EMX__

-    if (sUser1 != _T(""))
+    if (!sUser1.empty())

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


@@ -416,37 +419,34 @@ wxChar* wxGetUserHome (
                     return *zHome ? zHome : (wxChar*)_T("\\");
             }
             if (wxStricmp(zTmp, WXSTRINGCAST sUser1) == 0)
                     return *zHome ? zHome : (wxChar*)_T("\\");
             }
             if (wxStricmp(zTmp, WXSTRINGCAST sUser1) == 0)

-                sUser1 = _T("");
+                sUser1 = wxEmptyString;

         }
     }
 #endif
         }
     }
 #endif

-    if (sUser1 == _T(""))
+    if (sUser1.empty())

     {
         if ((zHome = wxGetenv(_T("HOME"))) != NULL)
         {
             wxStrcpy(wxBuffer, zHome);
             wxUnix2DosFilename(wxBuffer);
     {
         if ((zHome = wxGetenv(_T("HOME"))) != NULL)
         {
             wxStrcpy(wxBuffer, zHome);
             wxUnix2DosFilename(wxBuffer);

+#if wxUSE_UNICODE
+            wxWCharBuffer retBuffer (wxBuffer);
+            delete[] wxBuffer;
+            return retBuffer;
+#else

             wxStrcpy(zHome, wxBuffer);
             delete[] wxBuffer;
             return zHome;
             wxStrcpy(zHome, wxBuffer);
             delete[] wxBuffer;
             return zHome;

+#endif

         }
     }
     delete[] wxBuffer;
         }
     }
     delete[] wxBuffer;

-    return NULL; // No home known!
-}
-
-bool wxDirExists(
-  const wxString&                   rDir
-)
-{
-    return (::DosSetCurrentDir(WXSTRINGCAST rDir));
+    return (wxChar*)wxEmptyString; // No home known!

 }
 
 }
 

-wxString WXDLLEXPORT wxPMErrorToStr(
-  ERRORID                           vError
-)
+wxString wxPMErrorToStr(ERRORID vError)

 {
 {

-    wxString                        sError;
+    wxString sError;

 
     //
     // Remove the high order byte -- it is useless
 
     //
     // Remove the high order byte -- it is useless


@@ -497,14 +497,14 @@ wxString WXDLLEXPORT wxPMErrorToStr(
         default:
             sError = wxT("Unknown error");
     }
         default:
             sError = wxT("Unknown error");
     }

-    return(sError);
+    return sError;

 } // end of wxPMErrorToStr
 
 // replacement for implementation in unix/utilsunx.cpp,
 // to be used by all X11 based ports.
 struct wxEndProcessData;
 
 } // end of wxPMErrorToStr
 
 // replacement for implementation in unix/utilsunx.cpp,
 // to be used by all X11 based ports.
 struct wxEndProcessData;
 

-void wxHandleProcessTermination(wxEndProcessData *proc_data)
+void wxHandleProcessTermination(wxEndProcessData *WXUNUSED(proc_data))

 {
     // For now, just do nothing. To be filled in as needed.
 }
 {
     // For now, just do nothing. To be filled in as needed.
 }