os2.cpp

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00001 /* $Id: os2.cpp 17708 2009-10-04 21:08:38Z michi_cc $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #include "../../stdafx.h"
00013 #include "../../openttd.h"
00014 #include "../../variables.h"
00015 #include "../../gui.h"
00016 #include "../../fileio_func.h"
00017 #include "../../fios.h"
00018 #include "../../functions.h"
00019 #include "../../core/random_func.hpp"
00020 #include "../../string_func.h"
00021 #include "../../textbuf_gui.h"
00022 
00023 #include "table/strings.h"
00024 
00025 #include <dirent.h>
00026 #include <unistd.h>
00027 #include <sys/stat.h>
00028 #include <stdlib.h>
00029 #include <time.h>
00030 #ifndef __INNOTEK_LIBC__
00031   #include <dos.h>
00032 #endif
00033 
00034 #define INCL_WIN
00035 #define INCL_WINCLIPBOARD
00036 
00037 #include <os2.h>
00038 #ifndef __INNOTEK_LIBC__
00039   #include <i86.h>
00040 #endif
00041 
00042 bool FiosIsRoot(const char *file)
00043 {
00044   return file[3] == '\0';
00045 }
00046 
00047 void FiosGetDrives()
00048 {
00049   uint disk, disk2, save, total;
00050 
00051 #ifndef __INNOTEK_LIBC__
00052   _dos_getdrive(&save); // save original drive
00053 #else
00054   save = _getdrive(); // save original drive
00055   char wd[MAX_PATH];
00056   getcwd(wd, MAX_PATH);
00057   total = 'z';
00058 #endif
00059 
00060   /* get an available drive letter */
00061 #ifndef __INNOTEK_LIBC__
00062   for (disk = 1;; disk++) {
00063     _dos_setdrive(disk, &total);
00064 #else
00065   for (disk = 'A';; disk++) {
00066     _chdrive(disk);
00067 #endif
00068     if (disk >= total)  break;
00069 
00070 #ifndef __INNOTEK_LIBC__
00071     _dos_getdrive(&disk2);
00072 #else
00073     disk2 = _getdrive();
00074 #endif
00075 
00076     if (disk == disk2) {
00077       FiosItem *fios = _fios_items.Append();
00078       fios->type = FIOS_TYPE_DRIVE;
00079       fios->mtime = 0;
00080 #ifndef __INNOTEK_LIBC__
00081       snprintf(fios->name, lengthof(fios->name),  "%c:", 'A' + disk - 1);
00082 #else
00083       snprintf(fios->name, lengthof(fios->name),  "%c:", disk);
00084 #endif
00085       strecpy(fios->title, fios->name, lastof(fios->title));
00086     }
00087   }
00088 
00089   /* Restore the original drive */
00090 #ifndef __INNOTEK_LIBC__
00091   _dos_setdrive(save, &total);
00092 #else
00093   chdir(wd);
00094 #endif
00095 }
00096 
00097 bool FiosGetDiskFreeSpace(const char *path, uint64 *tot)
00098 {
00099 #ifndef __INNOTEK_LIBC__
00100   struct diskfree_t free;
00101   char drive = path[0] - 'A' + 1;
00102 
00103   if (tot != NULL && _getdiskfree(drive, &free) == 0) {
00104     *tot = free.avail_clusters * free.sectors_per_cluster * free.bytes_per_sector;
00105     return true;
00106   }
00107 
00108   return false;
00109 #else
00110   uint64 free = 0;
00111 
00112 #ifdef HAS_STATVFS
00113   {
00114     struct statvfs s;
00115 
00116     if (statvfs(path, &s) != 0) return false;
00117     free = (uint64)s.f_frsize * s.f_bavail;
00118   }
00119 #endif
00120   if (tot != NULL) *tot = free;
00121   return true;
00122 #endif
00123 }
00124 
00125 bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb)
00126 {
00127   char filename[MAX_PATH];
00128 
00129   snprintf(filename, lengthof(filename), "%s" PATHSEP "%s", path, ent->d_name);
00130   return stat(filename, sb) == 0;
00131 }
00132 
00133 bool FiosIsHiddenFile(const struct dirent *ent)
00134 {
00135   return ent->d_name[0] == '.';
00136 }
00137 
00138 void ShowInfo(const char *str)
00139 {
00140   HAB hab;
00141   HMQ hmq;
00142   ULONG rc;
00143 
00144   /* init PM env. */
00145   hmq = WinCreateMsgQueue((hab = WinInitialize(0)), 0);
00146 
00147   /* display the box */
00148   rc = WinMessageBox(HWND_DESKTOP, HWND_DESKTOP, (const unsigned char *)str, (const unsigned char *)"OpenTTD", 0, MB_OK | MB_MOVEABLE | MB_INFORMATION);
00149 
00150   /* terminate PM env. */
00151   WinDestroyMsgQueue(hmq);
00152   WinTerminate(hab);
00153 }
00154 
00155 void ShowOSErrorBox(const char *buf, bool system)
00156 {
00157   HAB hab;
00158   HMQ hmq;
00159   ULONG rc;
00160 
00161   /* init PM env. */
00162   hmq = WinCreateMsgQueue((hab = WinInitialize(0)), 0);
00163 
00164   /* display the box */
00165   rc = WinMessageBox(HWND_DESKTOP, HWND_DESKTOP, (const unsigned char *)buf, (const unsigned char *)"OpenTTD", 0, MB_OK | MB_MOVEABLE | MB_ERROR);
00166 
00167   /* terminate PM env. */
00168   WinDestroyMsgQueue(hmq);
00169   WinTerminate(hab);
00170 }
00171 
00172 int CDECL main(int argc, char *argv[])
00173 {
00174   SetRandomSeed(time(NULL));
00175 
00176   return ttd_main(argc, argv);
00177 }
00178 
00179 bool GetClipboardContents(char *buffer, size_t buff_len)
00180 {
00181 /* XXX -- Currently no clipboard support implemented with GCC */
00182 #ifndef __INNOTEK_LIBC__
00183   HAB hab = 0;
00184 
00185   if (WinOpenClipbrd(hab))
00186   {
00187     const char *text = (const char*)WinQueryClipbrdData(hab, CF_TEXT);
00188 
00189     if (text != NULL)
00190     {
00191       ttd_strlcpy(buffer, text, buff_len);
00192       WinCloseClipbrd(hab);
00193       return true;
00194     }
00195 
00196     WinCloseClipbrd(hab);
00197   }
00198 #endif
00199   return false;
00200 }
00201 
00202 
00203 void CSleep(int milliseconds)
00204 {
00205 #ifndef __INNOTEK_LIBC__
00206   delay(milliseconds);
00207 #else
00208   usleep(milliseconds * 1000);
00209 #endif
00210 }
00211 
00212 const char *FS2OTTD(const char *name) {return name;}
00213 const char *OTTD2FS(const char *name) {return name;}

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