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cleanup - more reformatting; fixed bug introduced in prior commit
[wxWidgets.git] / src / os2 / utils.cpp
diff --git a/src/os2/utils.cpp b/src/os2/utils.cpp
index 940bdc21bc70afca29338f5312137ea167ba7d5a..8cfca8e49c26c5a8bdd872e5863e7116b1f45d6b 100644 (file)
--- a/src/os2/utils.cpp
+++ b/src/os2/utils.cpp
@@ -1,272 +1,507 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////
-// Name:        utils.cpp
+// Name:        src/os2/utils.cpp
 // Purpose:     Various utilities
 // Purpose:     Various utilities
-// Author:      AUTHOR
+// Author:      David Webster
 // Modified by:
 // Modified by:
-// Created:     ??/??/98
+// Created:     09/17/99
 // RCS-ID:      $Id$
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-// Note: this is done in utilscmn.cpp now.
-// #pragma implementation
-// #pragma implementation "utils.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/utils.h"
+    #include "wx/app.h"
+#endif  //WX_PRECOMP
 
 
-#include "wx/setup.h"
-#include "wx/utils.h"
-#include "wx/app.h"
+#include "wx/os2/private.h"
+#include "wx/intl.h"
+#include "wx/apptrait.h"
 
 #include <ctype.h>
 
 #include <ctype.h>
+#ifdef __EMX__
+#include <dirent.h>
+#endif
+
+#include "wx/log.h"
+
+#include <io.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <errno.h>
 #include <stdarg.h>
 
 #include <stdarg.h>
 
+#define PURE_32
+
+#if defined(__WATCOMC__)
+extern "C"
+{
+    #include <upm.h>
+}
+#elif !defined(__EMX__)
+    #include <upm.h>
+    #include <netcons.h>
+    #include <netbios.h>
+#endif
+
+static const wxChar WX_SECTION[] = _T("wxWidgets");
+static const wxChar eHOSTNAME[]  = _T("HostName");
+
+// For the following functions we SHOULD fill in support
+// for Windows-NT (which I don't know) as I assume it begin
+// a POSIX Unix (so claims MS) that it has some special
+// functions beyond those provided by WinSock
+
 // Get full hostname (eg. DoDo.BSn-Germany.crg.de)
 // Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
+bool wxGetHostName(
+  wxChar*                           zBuf
+, int                               nMaxSize
+)
 {
 {
-    // TODO
-    return FALSE;
+#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;
+
+    NetBios32GetInfo( (const unsigned char*)zServer
+                     ,(const unsigned char*)zComputer
+                     ,ulLevel
+                     ,zBuffer
+                     ,ulBuffer
+                     ,pulTotalAvail
+                    );
+    strcpy(zBuf, zServer);
+#else
+    wxChar*                         zSysname;
+    const wxChar*                   zDefaultHost = _T("noname");
+
+    if ((zSysname = wxGetenv(_T("SYSTEM_NAME"))) == NULL)
+    {
+        ::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
+    return *zBuf ? true : false;
 }
 
 // Get user ID e.g. jacs
 }
 
 // Get user ID e.g. jacs
-bool wxGetUserId(char *buf, int maxSize)
+bool wxGetUserId(wxChar* zBuf, int nType)
 {
 {
-    // TODO
-    return FALSE;
+#if defined(__VISAGECPP__) || defined(__WATCOMC__)
+    // UPM procs return 0 on success
+    long lrc = U32ELOCU((PUCHAR)zBuf, (PULONG)&nType);
+    if (lrc == 0) return true;
+#endif
+    return false;
 }
 
 }
 
-// Get user name e.g. AUTHOR
-bool wxGetUserName(char *buf, int maxSize)
+bool wxGetUserName( wxChar* zBuf, int nMaxSize )
 {
 {
-    // TODO
-    return FALSE;
+#ifdef USE_NET_API
+    wxGetUserId( zBuf, nMaxSize );
+#else
+    wxStrncpy(zBuf, _T("Unknown User"), nMaxSize);
+#endif
+    return true;
 }
 
 }
 
-int wxKill(long pid, int sig)
+int wxKill(long         lPid,
+           wxSignal     WXUNUSED(eSig),
+           wxKillError* WXUNUSED(peError),
+           int          WXUNUSED(flags))
 {
 {
-    // TODO
-    return 0;
+    return((int)::DosKillProcess(0, (PID)lPid));
 }
 
 //
 // Execute a program in an Interactive Shell
 //
 }
 
 //
 // Execute a program in an Interactive Shell
 //
-bool wxShell(const wxString& command)
+bool wxShell(
+  const wxString&                   rCommand
+)
 {
 {
-    // TODO
-    return FALSE;
+    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  = (char*)zShell;
+
+    sInputs = _T("/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;
+
+        ::DosGetInfoBlocks(&ptib, &ppib);
+
+        ::DosWaitChild( DCWA_PROCESS
+                       ,DCWW_WAIT
+                       ,&vResult
+                       ,&ppib->pib_ulpid
+                       ,vPid
+                      );
+    }
+    return (rc != 0);
 }
 
 }
 
-// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
-long wxGetFreeMemory()
+// Shutdown or reboot the PC
+bool wxShutdown(wxShutdownFlags WXUNUSED(wFlags))
 {
     // TODO
 {
     // TODO
-    return 0;
+    return false;
 }
 
 }
 
-void wxSleep(int nSecs)
+wxPowerType wxGetPowerType()
 {
     // TODO
 {
     // TODO
+    return wxPOWER_UNKNOWN;
 }
 
 }
 
-// Consume all events until no more left
-void wxFlushEvents()
+wxBatteryState wxGetBatteryState()
 {
 {
+    // TODO
+    return wxBATTERY_UNKNOWN_STATE;
 }
 
 }
 
-// Output a debug message, in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
+wxMemorySize wxGetFreeMemory()
 {
 {
-  va_list ap;
-  static char buffer[512];
-
-  if (!wxTheApp->GetWantDebugOutput())
-    return ;
-
-  va_start(ap, fmt);
-
-  // wvsprintf(buffer,fmt,ap) ;
-  // TODO: output buffer
-
-  va_end(ap);
+    void* pMemptr = NULL;
+    LONG  lSize;
+    ULONG lMemFlags;
+    APIRET rc;
+
+    lMemFlags = PAG_FREE;
+    rc = ::DosQueryMem(pMemptr, (PULONG)&lSize, &lMemFlags);
+    if (rc != 0)
+        lSize = -1L;
+    return (wxMemorySize)lSize;
 }
 
 }
 
-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(const wxString& msg, const wxString& title)
+// Get Process ID
+unsigned long wxGetProcessId()
 {
 {
-    // TODO
-    wxExit();
+    return (unsigned long)getpid();
 }
 
 }
 
-// Fatal error: pop up message box and abort
-void wxFatalError(const wxString& msg, const wxString& title)
-{
-    // TODO
-}
+// ----------------------------------------------------------------------------
+// env vars
+// ----------------------------------------------------------------------------
 
 
-// Emit a beeeeeep
-void wxBell()
+bool wxGetEnv(const wxString& var, wxString *value)
 {
 {
-    // TODO
-}
+    // wxGetenv is defined as getenv()
+    wxChar *p = wxGetenv(var);
+    if ( !p )
+        return false;
 
 
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
-    // TODO
-    return 0;
+    if ( value )
+    {
+        *value = p;
+    }
+
+    return true;
 }
 
 }
 
-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if wxUSE_RESOURCES
-bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
+bool wxSetEnv(const wxString& variable, const wxChar *value)
 {
 {
-    // TODO
-    return FALSE;
+#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);
+
+    return putenv(buf) == 0;
+#else // no way to set an env var
+    wxUnusedVar(variable);
+    wxUnusedVar(value);
+    return false;
+#endif
 }
 
 }
 
-bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
+void wxMilliSleep(
+  unsigned long                     ulMilliseconds
+)
 {
 {
-  char buf[50];
-  sprintf(buf, "%.4f", value);
-  return wxWriteResource(section, entry, buf, file);
+    ::DosSleep(ulMilliseconds);
 }
 
 }
 
-bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
+void wxMicroSleep(
+  unsigned long                     ulMicroseconds
+)
 {
 {
-  char buf[50];
-  sprintf(buf, "%ld", value);
-  return wxWriteResource(section, entry, buf, file);
+    ::DosSleep(ulMicroseconds/1000);
 }
 
 }
 
-bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
+void wxSleep(
+  int                               nSecs
+)
 {
 {
-  char buf[50];
-  sprintf(buf, "%d", value);
-  return wxWriteResource(section, entry, buf, file);
+    ::DosSleep(1000 * nSecs);
 }
 
 }
 
-bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
+// Consume all events until no more left
+void wxFlushEvents()
 {
 {
-    // TODO
-    return FALSE;
+//  wxYield();
 }
 
 }
 
-bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
+// Emit a beeeeeep
+void wxBell()
 {
 {
-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = (float)strtod(s, NULL);
-    delete[] s;
-    return TRUE;
-  }
-  else return FALSE;
+    DosBeep(1000,1000); // 1kHz during 1 sec.
 }
 
 }
 
-bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
+wxString wxGetOsDescription()
 {
 {
-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = strtol(s, NULL, 10);
-    delete[] s;
-    return TRUE;
-  }
-  else return FALSE;
+    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;
 }
 
 }
 
-bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
+void wxAppTraits::InitializeGui(unsigned long &WXUNUSED(ulHab))
 {
 {
-  char *s = NULL;
-  bool succ = wxGetResource(section, entry, (char **)&s, file);
-  if (succ)
-  {
-    *value = (int)strtol(s, NULL, 10);
-    delete[] s; 
-    return TRUE;
-  }
-  else return FALSE;
 }
 }
-#endif // wxUSE_RESOURCES
 
 
-static int wxBusyCursorCount = 0;
-
-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(wxCursor *cursor)
+void wxAppTraits::TerminateGui(unsigned long WXUNUSED(ulHab))
 {
 {
-  wxBusyCursorCount ++;
-  if (wxBusyCursorCount == 1)
-  {
-        // TODO
-  }
-  else
-  {
-        // TODO
-  }
 }
 
 }
 
-// Restore cursor to normal
-void wxEndBusyCursor()
+wxToolkitInfo & wxConsoleAppTraits::GetToolkitInfo()
 {
 {
-  if (wxBusyCursorCount == 0)
-    return;
-    
-  wxBusyCursorCount --;
-  if (wxBusyCursorCount == 0)
-  {
-    // TODO
-  }
+    static wxToolkitInfo  vInfo;
+    ULONG                 ulSysInfo[QSV_MAX] = {0};
+    APIRET                ulrc;
+
+    vInfo.name = _T("wxBase");
+    ulrc = ::DosQuerySysInfo( 1L
+                             ,QSV_MAX
+                             ,(PVOID)ulSysInfo
+                             ,sizeof(ULONG) * QSV_MAX
+                            );
+    if (ulrc == 0L)
+    {
+        vInfo.versionMajor = ulSysInfo[QSV_VERSION_MAJOR] / 10;
+        vInfo.versionMinor = ulSysInfo[QSV_VERSION_MINOR];
+    }
+    vInfo.os = wxOS2_PM;
+    return vInfo;
 }
 
 }
 
-// TRUE if we're between the above two calls
-bool wxIsBusy()
+// ---------------------------------------------------------------------------
+const wxChar* wxGetHomeDir(
+  wxString*                         pStr
+)
 {
 {
-  return (wxBusyCursorCount > 0);
-}    
+    wxString&                       rStrDir = *pStr;
 
 
-char *wxGetUserHome (const wxString& user)
-{
-    // TODO
-    return NULL;
-}
+    // OS/2 has no idea about home,
+    // 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.
 
 
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
-    // TODO
-    return FALSE;
-}
+    // 256 was taken from os2def.h
+#ifndef MAX_PATH
+#  define MAX_PATH  256
+#endif
 
 
-void wxGetMousePosition( int* x, int* y )
-{
-    // TODO
-};
+    const wxChar *szHome = wxGetenv((wxChar*)"HOME");
+    if ( szHome == NULL ) {
+      // we're homeless, use current directory.
+      rStrDir = wxT(".");
+    }
+    else
+       rStrDir = szHome;
 
 
-// Return TRUE if we have a colour display
-bool wxColourDisplay()
-{
-    // TODO
-    return TRUE;
+    return rStrDir.c_str();
 }
 
 }
 
-// Returns depth of screen
-int wxDisplayDepth()
+// Hack for OS/2
+#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
 {
 {
-    // TODO
-    return 0;
+    wxChar*    zHome;
+    wxString   sUser1(rUser);
+
+    wxChar *wxBuffer = new wxChar[256];
+#ifndef __EMX__
+    if (!sUser1.empty())
+    {
+        wxChar                      zTmp[64];
+
+        if (wxGetUserId( zTmp
+                        ,sizeof(zTmp)/sizeof(char)
+                       ))
+        {
+            // Guests belong in the temp dir
+            if (wxStricmp(zTmp, _T("annonymous")) == 0)
+            {
+                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 = wxEmptyString;
+        }
+    }
+#endif
+    if (sUser1.empty())
+    {
+        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;
+#endif
+        }
+    }
+    delete[] wxBuffer;
+    return (wxChar*)wxEmptyString; // No home known!
 }
 
 }
 
-// Get size of display
-void wxDisplaySize(int *width, int *height)
+wxString wxPMErrorToStr(ERRORID vError)
 {
 {
-    // TODO
+    wxString sError;
+
+    //
+    // Remove the high order byte -- it is useless
+    //
+    vError &= 0x0000ffff;
+    switch(vError)
+    {
+        case PMERR_INVALID_HWND:
+            sError = wxT("Invalid window handle specified");
+            break;
+
+        case PMERR_INVALID_FLAG:
+            sError = wxT("Invalid flag bit set");
+            break;
+
+        case PMERR_NO_MSG_QUEUE:
+            sError = wxT("No message queue available");
+            break;
+
+        case PMERR_INVALID_PARM:
+            sError = wxT("Parameter contained invalid data");
+            break;
+
+        case PMERR_INVALID_PARAMETERS:
+            sError = wxT("Parameter value is out of range");
+            break;
+
+        case PMERR_PARAMETER_OUT_OF_RANGE:
+            sError = wxT("Parameter value is out of range");
+            break;
+
+        case PMERR_INVALID_INTEGER_ATOM:
+            sError = wxT("Not a valid atom");
+            break;
+
+        case PMERR_INVALID_HATOMTBL:
+            sError = wxT("Atom table handle is invalid");
+            break;
+
+        case PMERR_INVALID_ATOM_NAME:
+            sError = wxT("Not a valid atom name");
+            break;
+
+        case PMERR_ATOM_NAME_NOT_FOUND:
+            sError = wxT("Valid name format, but cannot find name in atom table");
+            break;
+
+        default:
+            sError = wxT("Unknown error");
+    }
+    return sError;
+} // end of wxPMErrorToStr
+
+// replacement for implementation in unix/utilsunx.cpp,
+// to be used by all X11 based ports.
+struct wxEndProcessData;
+
+void wxHandleProcessTermination(wxEndProcessData *WXUNUSED(proc_data))
+{
+    // For now, just do nothing. To be filled in as needed.
 }
 }
-
wxWidgets (Impactor)