programs/wineconsole/wineconsole.c

   1 /*
   2  * an application for displaying Win32 console
   3  *
   4  * Copyright 2001, 2002 Eric Pouech
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdio.h>
  25 #include "wine/server.h"
  26 #include "winecon_private.h"
  27 #include "winnls.h"
  28
  29 #include "wine/debug.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(wineconsole);
  32
  33 void WINECON_Fatal(const char* msg)
  34 {
  35     WINE_ERR("%s\n", msg);
  36     ExitProcess(0);
  37 }
  38
  39 /******************************************************************
  40  *              WINECON_FetchCells
  41  *
  42  * updates the local copy of cells (band to update)
  43  */
  44 void WINECON_FetchCells(struct inner_data* data, int upd_tp, int upd_bm)
  45 {
  46     SERVER_START_REQ( read_console_output )
  47     {
  48         req->handle = data->hConOut;
  49         req->x      = 0;
  50         req->y      = upd_tp;
  51         req->mode   = CHAR_INFO_MODE_TEXTATTR;
  52         req->wrap   = TRUE;
  53         wine_server_set_reply( req, &data->cells[upd_tp * data->curcfg.sb_width],
  54                                (upd_bm-upd_tp+1) * data->curcfg.sb_width * sizeof(CHAR_INFO) );
  55         wine_server_call( req );
  56     }
  57     SERVER_END_REQ;
  58     data->fnRefresh(data, upd_tp, upd_bm);
  59 }
  60
  61 /******************************************************************
  62  *              WINECON_NotifyWindowChange
  63  *
  64  * Inform server that visible window on sb has changed
  65  */
  66 void WINECON_NotifyWindowChange(struct inner_data* data)
  67 {
  68     SERVER_START_REQ( set_console_output_info )
  69     {
  70         req->handle       = data->hConOut;
  71         req->win_left     = data->curcfg.win_pos.X;
  72         req->win_top      = data->curcfg.win_pos.Y;
  73         req->win_right    = data->curcfg.win_pos.X + data->curcfg.win_width - 1;
  74         req->win_bottom   = data->curcfg.win_pos.Y + data->curcfg.win_height - 1;
  75         req->mask         = SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW;
  76         wine_server_call( req );
  77     }
  78     SERVER_END_REQ;
  79 }
  80
  81 /******************************************************************
  82  *              WINECON_GetHistorySize
  83  *
  84  *
  85  */
  86 int     WINECON_GetHistorySize(HANDLE hConIn)
  87 {
  88     int ret = 0;
  89
  90     SERVER_START_REQ(get_console_input_info)
  91     {
  92         req->handle = hConIn;
  93         if (!wine_server_call_err( req )) ret = reply->history_size;
  94     }
  95     SERVER_END_REQ;
  96     return ret;
  97 }
  98
  99 /******************************************************************
 100  *              WINECON_SetHistorySize
 101  *
 102  *
 103  */
 104 BOOL    WINECON_SetHistorySize(HANDLE hConIn, int size)
 105 {
 106     BOOL        ret;
 107
 108     SERVER_START_REQ(set_console_input_info)
 109     {
 110         req->handle = hConIn;
 111         req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_SIZE;
 112         req->history_size = size;
 113         ret = !wine_server_call_err( req );
 114     }
 115     SERVER_END_REQ;
 116     return ret;
 117 }
 118
 119
 120 /******************************************************************
 121  *              WINECON_GetHistoryMode
 122  *
 123  *
 124  */
 125 int     WINECON_GetHistoryMode(HANDLE hConIn)
 126 {
 127     int ret = 0;
 128
 129     SERVER_START_REQ(get_console_input_info)
 130     {
 131         req->handle = hConIn;
 132         if (!wine_server_call_err( req )) ret = reply->history_mode;
 133     }
 134     SERVER_END_REQ;
 135     return ret;
 136 }
 137
 138 /******************************************************************
 139  *              WINECON_SetHistoryMode
 140  *
 141  *
 142  */
 143 BOOL    WINECON_SetHistoryMode(HANDLE hConIn, int mode)
 144 {
 145     BOOL        ret;
 146
 147     SERVER_START_REQ(set_console_input_info)
 148     {
 149         req->handle = hConIn;
 150         req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_MODE;
 151         req->history_mode = mode;
 152         ret = !wine_server_call_err( req );
 153     }
 154     SERVER_END_REQ;
 155     return ret;
 156 }
 157
 158 /******************************************************************
 159  *              WINECON_GetConsoleTitle
 160  *
 161  *
 162  */
 163 BOOL WINECON_GetConsoleTitle(HANDLE hConIn, WCHAR* buffer, size_t len)
 164 {
 165     BOOL ret;
 166
 167     if (len < sizeof(WCHAR)) return FALSE;
 168
 169     SERVER_START_REQ( get_console_input_info )
 170     {
 171         req->handle = hConIn;
 172         wine_server_set_reply( req, buffer, len - sizeof(WCHAR) );
 173         if ((ret = !wine_server_call_err( req )))
 174         {
 175             len = wine_server_reply_size( reply );
 176             buffer[len / sizeof(WCHAR)] = 0;
 177         }
 178     }
 179     SERVER_END_REQ;
 180     return ret;
 181 }
 182
 183 /******************************************************************
 184  *              WINECON_SetEditionMode
 185  *
 186  *
 187  */
 188 static BOOL WINECON_SetEditionMode(HANDLE hConIn, int edition_mode)
 189 {
 190     BOOL ret;
 191
 192     SERVER_START_REQ( set_console_input_info )
 193     {
 194         req->handle = hConIn;
 195         req->mask = SET_CONSOLE_INPUT_INFO_EDITION_MODE;
 196         req->edition_mode = edition_mode;
 197         ret = !wine_server_call_err( req );
 198     }
 199     SERVER_END_REQ;
 200     return ret;
 201 }
 202
 203 /******************************************************************
 204  *              WINECON_GrabChanges
 205  *
 206  * A change occurs, try to figure out which
 207  */
 208 int     WINECON_GrabChanges(struct inner_data* data)
 209 {
 210     struct console_renderer_event       evts[256];
 211     int i, num, ev_found;
 212     HANDLE h;
 213
 214     SERVER_START_REQ( get_console_renderer_events )
 215     {
 216         wine_server_set_reply( req, evts, sizeof(evts) );
 217         req->handle = data->hSynchro;
 218         if (!wine_server_call_err( req )) num = wine_server_reply_size(reply) / sizeof(evts[0]);
 219         else num = 0;
 220     }
 221     SERVER_END_REQ;
 222     if (!num) {WINE_WARN("hmm renderer signaled but no events available\n"); return 1;}
 223
 224     /* FIXME: should do some event compression here (cursor pos, update) */
 225     /* step 1: keep only last cursor pos event */
 226     ev_found = -1;
 227     for (i = num - 1; i >= 0; i--)
 228     {
 229         if (evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT)
 230         {
 231             if (ev_found != -1)
 232                 evts[i].event = CONSOLE_RENDERER_NONE_EVENT;
 233             ev_found = i;
 234         }
 235     }
 236     /* step 2: manage update events */
 237     ev_found = -1;
 238     for (i = 0; i < num; i++)
 239     {
 240         if (evts[i].event == CONSOLE_RENDERER_NONE_EVENT ||
 241             evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT ||
 242             evts[i].event == CONSOLE_RENDERER_CURSOR_GEOM_EVENT) continue;
 243         if (evts[i].event != CONSOLE_RENDERER_UPDATE_EVENT)
 244         {
 245             ev_found = -1;
 246             continue;
 247         }
 248
 249         if (ev_found != -1 &&  /* Only 2 cases where they CANNOT merge */
 250             !(evts[i       ].u.update.bottom + 1 < evts[ev_found].u.update.top ||
 251               evts[ev_found].u.update.bottom + 1 < evts[i       ].u.update.top))
 252         {
 253             evts[i].u.update.top    = min(evts[i       ].u.update.top,
 254                                           evts[ev_found].u.update.top);
 255             evts[i].u.update.bottom = max(evts[i       ].u.update.bottom,
 256                                           evts[ev_found].u.update.bottom);
 257             evts[ev_found].event = CONSOLE_RENDERER_NONE_EVENT;
 258         }
 259         ev_found = i;
 260     }
 261
 262     WINE_TRACE("Events:");
 263     for (i = 0; i < num; i++)
 264     {
 265         switch (evts[i].event)
 266         {
 267         case CONSOLE_RENDERER_NONE_EVENT:
 268             WINE_TRACE(" NOP");
 269             break;
 270         case CONSOLE_RENDERER_TITLE_EVENT:
 271             WINE_TRACE(" title()");
 272             data->fnSetTitle(data);
 273             break;
 274         case CONSOLE_RENDERER_ACTIVE_SB_EVENT:
 275             SERVER_START_REQ( open_console )
 276             {
 277                 req->from       = (int)data->hConIn;
 278                 req->access     = GENERIC_READ | GENERIC_WRITE;
 279                 req->attributes = 0;
 280                 req->share      = FILE_SHARE_READ | FILE_SHARE_WRITE;
 281                 h = wine_server_call_err( req ) ? 0 : (HANDLE)reply->handle;
 282             }
 283             SERVER_END_REQ;
 284             WINE_TRACE(" active(%d)", (int)h);
 285             if (h)
 286             {
 287                 CloseHandle(data->hConOut);
 288                 data->hConOut = h;
 289             }
 290             break;
 291         case CONSOLE_RENDERER_SB_RESIZE_EVENT:
 292             if (data->curcfg.sb_width != evts[i].u.resize.width ||
 293                 data->curcfg.sb_height != evts[i].u.resize.height)
 294             {
 295                 WINE_TRACE(" resize(%d,%d)", evts[i].u.resize.width, evts[i].u.resize.height);
 296                 data->curcfg.sb_width  = evts[i].u.resize.width;
 297                 data->curcfg.sb_height = evts[i].u.resize.height;
 298
 299                 data->cells = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, data->cells,
 300                                           data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
 301
 302                 if (!data->cells) WINECON_Fatal("OOM\n");
 303                 data->fnResizeScreenBuffer(data);
 304                 data->fnComputePositions(data);
 305             }
 306             break;
 307         case CONSOLE_RENDERER_UPDATE_EVENT:
 308             WINE_TRACE(" update(%d,%d)", evts[i].u.update.top, evts[i].u.update.bottom);
 309             WINECON_FetchCells(data, evts[i].u.update.top, evts[i].u.update.bottom);
 310             break;
 311         case CONSOLE_RENDERER_CURSOR_POS_EVENT:
 312             if (evts[i].u.cursor_pos.x != data->cursor.X || evts[i].u.cursor_pos.y != data->cursor.Y)
 313             {
 314                 WINE_TRACE(" curs-pos(%d,%d)",evts[i].u.cursor_pos.x, evts[i].u.cursor_pos.y);
 315                 data->cursor.X = evts[i].u.cursor_pos.x;
 316                 data->cursor.Y = evts[i].u.cursor_pos.y;
 317                 data->fnPosCursor(data);
 318             }
 319             break;
 320         case CONSOLE_RENDERER_CURSOR_GEOM_EVENT:
 321             if (evts[i].u.cursor_geom.size != data->curcfg.cursor_size ||
 322                 evts[i].u.cursor_geom.visible != data->curcfg.cursor_visible)
 323             {
 324                 WINE_TRACE(" curs-geom(%d,%d)",
 325                            evts[i].u.cursor_geom.size, evts[i].u.cursor_geom.visible);
 326                 data->fnShapeCursor(data, evts[i].u.cursor_geom.size,
 327                                     evts[i].u.cursor_geom.visible, FALSE);
 328             }
 329             break;
 330         case CONSOLE_RENDERER_DISPLAY_EVENT:
 331             if (evts[i].u.display.left != data->curcfg.win_pos.X)
 332             {
 333                 WINE_TRACE(" h-scroll(%d)", evts[i].u.display.left);
 334                 data->fnScroll(data, evts[i].u.display.left, TRUE);
 335                 data->fnPosCursor(data);
 336             }
 337             if (evts[i].u.display.top != data->curcfg.win_pos.Y)
 338             {
 339                 WINE_TRACE(" v-scroll(%d)", evts[i].u.display.top);
 340                 data->fnScroll(data, evts[i].u.display.top, FALSE);
 341                 data->fnPosCursor(data);
 342             }
 343             if (evts[i].u.display.width != data->curcfg.win_width ||
 344                 evts[i].u.display.height != data->curcfg.win_height)
 345             {
 346                 WINE_TRACE(" win-size(%d,%d)", evts[i].u.display.width, evts[i].u.display.height);
 347                 data->curcfg.win_width = evts[i].u.display.width;
 348                 data->curcfg.win_height = evts[i].u.display.height;
 349                 data->fnComputePositions(data);
 350             }
 351             break;
 352         case CONSOLE_RENDERER_EXIT_EVENT:
 353             WINE_TRACE(". Exit!!\n");
 354             return 0;
 355         default:
 356             WINE_FIXME("Unknown event type (%d)\n", evts[i].event);
 357         }
 358     }
 359
 360     WINE_TRACE(".\n");
 361     return 1;
 362 }
 363
 364 /******************************************************************
 365  *              WINECON_SetConfig
 366  *
 367  * Apply to data all the configuration elements from cfg. This includes modification
 368  * of server side equivalent and visual parts.
 369  * If force is FALSE, only the changed items are modified.
 370  */
 371 void     WINECON_SetConfig(struct inner_data* data, const struct config_data* cfg)
 372 {
 373     if (data->curcfg.cursor_size != cfg->cursor_size ||
 374         data->curcfg.cursor_visible != cfg->cursor_visible)
 375     {
 376         CONSOLE_CURSOR_INFO cinfo;
 377         cinfo.dwSize = cfg->cursor_size;
 378         /* <FIXME>: this hack is needed to pass thru the invariant test operation on server side
 379          * (no notification is sent when invariant operation is requested
 380          */
 381         cinfo.bVisible = !cfg->cursor_visible;
 382         SetConsoleCursorInfo(data->hConOut, &cinfo);
 383         /* </FIXME> */
 384         cinfo.bVisible = cfg->cursor_visible;
 385         /* this shall update (through notif) curcfg */
 386         SetConsoleCursorInfo(data->hConOut, &cinfo);
 387     }
 388     if (data->curcfg.history_size != cfg->history_size)
 389     {
 390         data->curcfg.history_size = cfg->history_size;
 391         WINECON_SetHistorySize(data->hConIn, cfg->history_size);
 392     }
 393     if (data->curcfg.history_nodup != cfg->history_nodup)
 394     {
 395         data->curcfg.history_nodup = cfg->history_nodup;
 396         WINECON_SetHistoryMode(data->hConIn, cfg->history_nodup);
 397     }
 398     data->curcfg.menu_mask = cfg->menu_mask;
 399     data->curcfg.quick_edit = cfg->quick_edit;
 400     if (1 /* FIXME: font info has changed */)
 401     {
 402         data->fnSetFont(data, cfg->face_name, cfg->cell_height, cfg->font_weight);
 403     }
 404     if (data->curcfg.def_attr != cfg->def_attr)
 405     {
 406         data->curcfg.def_attr = cfg->def_attr;
 407         SetConsoleTextAttribute(data->hConOut, cfg->def_attr);
 408     }
 409     /* now let's look at the window / sb size changes...
 410      * since the server checks that sb is always bigger than window,
 411      * we have to take care of doing the operations in the right order
 412      */
 413     /* a set of macros to make things easier to read
 414      * The Test<A><B> macros test if the <A> (width/height) needs to be changed
 415      * for <B> (window / ScreenBuffer)
 416      * The Change<A><B> actually modify the <B> dimension of <A>.
 417      */
 418 #define TstSBfWidth()   (data->curcfg.sb_width != cfg->sb_width)
 419 #define TstWinWidth()   (data->curcfg.win_width != cfg->win_width)
 420
 421 #define ChgSBfWidth()   do {c.X = cfg->sb_width; \
 422                             c.Y = data->curcfg.sb_height;\
 423                             SetConsoleScreenBufferSize(data->hConOut, c);\
 424                         } while (0)
 425 #define ChgWinWidth()   do {pos.Left = pos.Top = 0; \
 426                             pos.Right = cfg->win_width - data->curcfg.win_width; \
 427                             pos.Bottom = 0; \
 428                             SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
 429                         } while (0)
 430 #define TstSBfHeight()  (data->curcfg.sb_height != cfg->sb_height)
 431 #define TstWinHeight()  (data->curcfg.win_height != cfg->win_height)
 432
 433 /* since we're going to apply height after width is done, we use width as defined
 434  * in cfg, and not in data->curcfg because if won't be updated yet */
 435 #define ChgSBfHeight()  do {c.X = cfg->sb_width; c.Y = cfg->sb_height; \
 436                             SetConsoleScreenBufferSize(data->hConOut, c); \
 437                         } while (0)
 438 #define ChgWinHeight()  do {pos.Left = pos.Top = 0; \
 439                             pos.Right = 0; \
 440                             pos.Bottom = cfg->win_height - data->curcfg.win_height; \
 441                             SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
 442                         } while (0)
 443
 444     do
 445     {
 446         COORD       c;
 447         SMALL_RECT  pos;
 448
 449         if (TstSBfWidth())
 450         {
 451             if (TstWinWidth())
 452             {
 453                 /* we're changing both at the same time, do it in the right order */
 454                 if (cfg->sb_width >= data->curcfg.win_width)
 455                 {
 456                     ChgSBfWidth(); ChgWinWidth();
 457                 }
 458                 else
 459                 {
 460                     ChgWinWidth(); ChgSBfWidth();
 461                 }
 462             }
 463             else ChgSBfWidth();
 464         }
 465         else if (TstWinWidth()) ChgWinWidth();
 466         if (TstSBfHeight())
 467         {
 468             if (TstWinHeight())
 469             {
 470                 if (cfg->sb_height >= data->curcfg.win_height)
 471                 {
 472                     ChgSBfHeight(); ChgWinHeight();
 473                 }
 474                 else
 475                 {
 476                     ChgWinHeight(); ChgSBfHeight();
 477                 }
 478             }
 479             else ChgSBfHeight();
 480         }
 481         else if (TstWinHeight()) ChgWinHeight();
 482     } while (0);
 483 #undef TstSBfWidth
 484 #undef TstWinWidth
 485 #undef ChgSBfWidth
 486 #undef ChgWinWidth
 487 #undef TstSBfHeight
 488 #undef TstWinHeight
 489 #undef ChgSBfHeight
 490 #undef ChgWinHeight
 491
 492     data->curcfg.exit_on_die = cfg->exit_on_die;
 493     if (data->curcfg.edition_mode != cfg->edition_mode)
 494     {
 495         data->curcfg.edition_mode = cfg->edition_mode;
 496         WINECON_SetEditionMode(data->hConIn, cfg->edition_mode);
 497     }
 498     /* we now need to gather all events we got from the operations above,
 499      * in order to get data correctly updated
 500      */
 501     WINECON_GrabChanges(data);
 502 }
 503
 504 /******************************************************************
 505  *              WINECON_Delete
 506  *
 507  * Destroy wineconsole internal data
 508  */
 509 static void WINECON_Delete(struct inner_data* data)
 510 {
 511     if (!data) return;
 512
 513     if (data->fnDeleteBackend)  data->fnDeleteBackend(data);
 514     if (data->hConIn)           CloseHandle(data->hConIn);
 515     if (data->hConOut)          CloseHandle(data->hConOut);
 516     if (data->hSynchro)         CloseHandle(data->hSynchro);
 517     HeapFree(GetProcessHeap(), 0, data->cells);
 518     HeapFree(GetProcessHeap(), 0, data);
 519 }
 520
 521 /******************************************************************
 522  *              WINECON_GetServerConfig
 523  *
 524  * Fills data->curcfg with the actual configuration running in the server
 525  * (getting real information on the server, and not relying on cached
 526  * information in data)
 527  */
 528 static BOOL WINECON_GetServerConfig(struct inner_data* data)
 529 {
 530     BOOL        ret;
 531
 532     SERVER_START_REQ(get_console_input_info)
 533     {
 534         req->handle = data->hConIn;
 535         ret = !wine_server_call_err( req );
 536         data->curcfg.history_size = reply->history_size;
 537         data->curcfg.history_nodup = reply->history_mode;
 538         data->curcfg.edition_mode = reply->edition_mode;
 539     }
 540     SERVER_END_REQ;
 541     if (!ret) return FALSE;
 542     SERVER_START_REQ(get_console_output_info)
 543     {
 544         req->handle = data->hConOut;
 545         ret = !wine_server_call_err( req );
 546         data->curcfg.cursor_size = reply->cursor_size;
 547         data->curcfg.cursor_visible = reply->cursor_visible;
 548         data->curcfg.def_attr = reply->attr;
 549         data->curcfg.sb_width = reply->width;
 550         data->curcfg.sb_height = reply->height;
 551         data->curcfg.win_width = reply->win_right - reply->win_left + 1;
 552         data->curcfg.win_height = reply->win_bottom - reply->win_top + 1;
 553     }
 554     SERVER_END_REQ;
 555     WINECON_DumpConfig("first cfg: ", &data->curcfg);
 556
 557     return ret;
 558 }
 559
 560 /******************************************************************
 561  *              WINECON_Init
 562  *
 563  * Initialisation part I. Creation of server object (console input and
 564  * active screen buffer)
 565  */
 566 static struct inner_data* WINECON_Init(HINSTANCE hInst, DWORD pid, LPCWSTR appname,
 567                                        enum init_return (*backend)(struct inner_data*),
 568                                        INT nCmdShow)
 569 {
 570     struct inner_data*  data = NULL;
 571     DWORD               ret;
 572     struct config_data  cfg;
 573     STARTUPINFOW        si;
 574
 575     data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data));
 576     if (!data) return 0;
 577
 578     GetStartupInfo(&si);
 579
 580     if (pid == 0)
 581     {
 582         if (!si.lpTitle) WINECON_Fatal("Should have a title set");
 583         appname = si.lpTitle;
 584     }
 585
 586     data->nCmdShow = nCmdShow;
 587     /* load settings */
 588     WINECON_RegLoad(appname, &cfg);
 589
 590     /* some overrides */
 591     if (pid == 0)
 592     {
 593         if (si.dwFlags & STARTF_USECOUNTCHARS)
 594         {
 595             cfg.sb_width  = si.dwXCountChars;
 596             cfg.sb_height = si.dwYCountChars;
 597         }
 598         if (si.dwFlags & STARTF_USEFILLATTRIBUTE)
 599             cfg.def_attr = si.dwFillAttribute;
 600         /* should always be defined */
 601     }
 602
 603     /* the handles here are created without the whistles and bells required by console
 604      * (mainly because wineconsole doesn't need it)
 605      * - they are not inheritable
 606      * - hConIn is not synchronizable
 607      */
 608     SERVER_START_REQ(alloc_console)
 609     {
 610         req->access     = GENERIC_READ | GENERIC_WRITE;
 611         req->attributes = 0;
 612         req->pid        = pid;
 613
 614         ret = !wine_server_call_err( req );
 615         data->hConIn = (HANDLE)reply->handle_in;
 616         data->hSynchro = (HANDLE)reply->event;
 617     }
 618     SERVER_END_REQ;
 619     if (!ret) goto error;
 620     WINE_TRACE("using hConIn %p, hSynchro event %p\n", data->hConIn, data->hSynchro);
 621
 622     SERVER_START_REQ( set_console_input_info )
 623     {
 624         req->handle = data->hConIn;
 625         req->mask = SET_CONSOLE_INPUT_INFO_TITLE;
 626         wine_server_add_data( req, appname, lstrlenW(appname) * sizeof(WCHAR) );
 627         ret = !wine_server_call_err( req );
 628     }
 629     SERVER_END_REQ;
 630     if (!ret) goto error;
 631
 632     SERVER_START_REQ(create_console_output)
 633     {
 634         req->handle_in  = data->hConIn;
 635         req->access     = GENERIC_WRITE|GENERIC_READ;
 636         req->attributes = 0;
 637         req->share      = FILE_SHARE_READ|FILE_SHARE_WRITE;
 638         ret = !wine_server_call_err( req );
 639         data->hConOut  = (HANDLE)reply->handle_out;
 640     }
 641     SERVER_END_REQ;
 642     if (!ret) goto error;
 643     WINE_TRACE("using hConOut %p\n", data->hConOut);
 644
 645     /* filling data->curcfg from cfg */
 646  retry:
 647     switch ((*backend)(data))
 648     {
 649     case init_success:
 650         WINECON_GetServerConfig(data);
 651         data->cells = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 652                                 data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
 653         if (!data->cells) WINECON_Fatal("OOM\n");
 654         data->fnResizeScreenBuffer(data);
 655         data->fnComputePositions(data);
 656         WINECON_SetConfig(data, &cfg);
 657         data->curcfg.registry = cfg.registry;
 658         WINECON_DumpConfig("fint", &data->curcfg);
 659         return data;
 660     case init_failed:
 661         break;
 662     case init_not_supported:
 663         if (backend == WCCURSES_InitBackend)
 664         {
 665             WINE_ERR("(n)curses was not found at configuration time.\n"
 666                      "If you want (n)curses support, please install relevant packages.\n"
 667                      "Now forcing user backend instead of (n)curses.\n");
 668             backend = WCUSER_InitBackend;
 669             goto retry;
 670         }
 671         break;
 672     }
 673
 674  error:
 675     WINE_ERR("failed to init.\n");
 676
 677     WINECON_Delete(data);
 678     return NULL;
 679 }
 680
 681 /******************************************************************
 682  *              WINECON_Spawn
 683  *
 684  * Spawn the child process when invoked with wineconsole foo bar
 685  */
 686 static BOOL WINECON_Spawn(struct inner_data* data, LPWSTR cmdLine)
 687 {
 688     PROCESS_INFORMATION info;
 689     STARTUPINFO         startup;
 690     BOOL                done;
 691
 692     /* we're in the case wineconsole <exe> <options>... spawn the new process */
 693     memset(&startup, 0, sizeof(startup));
 694     startup.cb          = sizeof(startup);
 695     startup.dwFlags     = STARTF_USESTDHANDLES;
 696
 697     /* the attributes of wineconsole's handles are not adequate for inheritance, so
 698      * get them with the correct attributes before process creation
 699      */
 700     if (!DuplicateHandle(GetCurrentProcess(), data->hConIn,  GetCurrentProcess(),
 701                          &startup.hStdInput, GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE, TRUE, 0) ||
 702         !DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
 703                          &startup.hStdOutput, GENERIC_READ|GENERIC_WRITE, TRUE, 0) ||
 704         !DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
 705                          &startup.hStdError, GENERIC_READ|GENERIC_WRITE, TRUE, 0))
 706     {
 707         WINE_ERR("Can't dup handles\n");
 708         /* no need to delete handles, we're exiting the programm anyway */
 709         return FALSE;
 710     }
 711
 712     done = CreateProcess(NULL, cmdLine, NULL, NULL, TRUE, 0L, NULL, NULL, &startup, &info);
 713
 714     /* we no longer need the handles passed to the child for the console */
 715     CloseHandle(startup.hStdInput);
 716     CloseHandle(startup.hStdOutput);
 717     CloseHandle(startup.hStdError);
 718
 719     CloseHandle(info.hProcess);
 720     CloseHandle(info.hThread);
 721
 722     return done;
 723 }
 724
 725 struct wc_init {
 726     LPCSTR              ptr;
 727     enum {from_event, from_process_name} mode;
 728     enum init_return    (*backend)(struct inner_data*);
 729     HANDLE              event;
 730 };
 731
 732 /******************************************************************
 733  *               WINECON_ParseOptions
 734  *
 735  *
 736  */
 737 static BOOL WINECON_ParseOptions(const char* lpCmdLine, struct wc_init* wci)
 738 {
 739     memset(wci, 0, sizeof(*wci));
 740     wci->ptr = lpCmdLine;
 741     wci->mode = from_process_name;
 742     wci->backend = WCCURSES_InitBackend;
 743
 744     for (;;)
 745     {
 746         while (*wci->ptr == ' ' || *wci->ptr == '\t') wci->ptr++;
 747         if (wci->ptr[0] != '-') break;
 748         if (strncmp(wci->ptr, "--use-event=", 12) == 0)
 749         {
 750             char*           end;
 751             wci->event = (HANDLE)strtol(wci->ptr + 12, &end, 10);
 752             if (end == wci->ptr + 12) return FALSE;
 753             wci->mode = from_event;
 754             wci->ptr = end;
 755             wci->backend = WCUSER_InitBackend;
 756         }
 757         else if (strncmp(wci->ptr, "--backend=", 10) == 0)
 758         {
 759             if (strncmp(wci->ptr + 10, "user", 4) == 0)
 760             {
 761                 wci->backend = WCUSER_InitBackend;
 762                 wci->ptr += 14;
 763             }
 764             else if (strncmp(wci->ptr + 10, "curses", 6) == 0)
 765             {
 766                 wci->ptr += 16;
 767             }
 768             else
 769                 return FALSE;
 770         }
 771         else
 772             return FALSE;
 773     }
 774
 775     return TRUE;
 776 }
 777
 778 /******************************************************************
 779  *              WinMain
 780  *
 781  * wineconsole can either be started as:
 782  *      wineconsole --use-event=<int>   used when a new console is created (AllocConsole)
 783  *      wineconsole <pgm> <arguments>   used to start the program <pgm> from the command line in
 784  *                                      a freshly created console
 785  * --backend=(curses|user) can also be used to select the desired backend
 786  */
 787 int PASCAL WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR lpCmdLine, INT nCmdShow)
 788 {
 789     struct inner_data*  data;
 790     int                 ret = 1;
 791     struct wc_init      wci;
 792
 793     if (!WINECON_ParseOptions(lpCmdLine, &wci))
 794     {
 795         WINE_ERR("Wrong command line options\n");
 796         return 0;
 797     }
 798
 799     switch (wci.mode)
 800     {
 801     case from_event:
 802         /* case of wineconsole <evt>, signal process that created us that we're up and running */
 803         if (!(data = WINECON_Init(hInst, 0, NULL, wci.backend, nCmdShow))) return 0;
 804         ret = SetEvent(wci.event);
 805         if (!ret) WINE_ERR("SetEvent failed.\n");
 806         break;
 807     case from_process_name:
 808         {
 809             WCHAR           buffer[256];
 810
 811             MultiByteToWideChar(CP_ACP, 0, wci.ptr, -1, buffer, sizeof(buffer) / sizeof(buffer[0]));
 812
 813             if (!(data = WINECON_Init(hInst, GetCurrentProcessId(), buffer, wci.backend, nCmdShow)))
 814                 return 0;
 815             ret = WINECON_Spawn(data, buffer);
 816             if (!ret)
 817                 WINE_MESSAGE("wineconsole: spawning client program failed (%s), invalid/missing command line arguments ?\n", wine_dbgstr_w(buffer));
 818         }
 819         break;
 820     default:
 821         return 0;
 822     }
 823
 824     if (ret)
 825     {
 826         WINE_TRACE("calling MainLoop.\n");
 827         ret = data->fnMainLoop(data);
 828     }
 829
 830     WINECON_Delete(data);
 831
 832     return ret;
 833 }