wine/programs/wineconsole/wineconsole.c
2006-12-14 20:25:05 +01:00

874 lines
27 KiB
C

/*
* an application for displaying Win32 console
*
* Copyright 2001, 2002 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdio.h>
#include <stdarg.h>
#include "wine/server.h"
#include "winecon_private.h"
#include "winnls.h"
#include "winuser.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wineconsole);
void WINECON_Fatal(const char* msg)
{
WINE_ERR("%s\n", msg);
ExitProcess(0);
}
static void printf_res(UINT uResId, ...)
{
WCHAR buffer[1024];
CHAR ansi[1024];
va_list args;
va_start(args, uResId);
LoadStringW(GetModuleHandle(NULL), uResId, buffer, sizeof(buffer)/sizeof(WCHAR));
WideCharToMultiByte(CP_UNIXCP, 0, buffer, -1, ansi, sizeof(ansi), NULL, NULL);
vprintf(ansi, args);
va_end(args);
}
static void WINECON_Usage()
{
printf_res(IDS_USAGE_HEADER);
printf_res(IDS_USAGE_BACKEND);
printf_res(IDS_USAGE_COMMAND);
printf_res(IDS_USAGE_FOOTER);
}
/******************************************************************
* WINECON_FetchCells
*
* updates the local copy of cells (band to update)
*/
void WINECON_FetchCells(struct inner_data* data, int upd_tp, int upd_bm)
{
SERVER_START_REQ( read_console_output )
{
req->handle = data->hConOut;
req->x = 0;
req->y = upd_tp;
req->mode = CHAR_INFO_MODE_TEXTATTR;
req->wrap = TRUE;
wine_server_set_reply( req, &data->cells[upd_tp * data->curcfg.sb_width],
(upd_bm-upd_tp+1) * data->curcfg.sb_width * sizeof(CHAR_INFO) );
wine_server_call( req );
}
SERVER_END_REQ;
data->fnRefresh(data, upd_tp, upd_bm);
}
/******************************************************************
* WINECON_NotifyWindowChange
*
* Inform server that visible window on sb has changed
*/
void WINECON_NotifyWindowChange(struct inner_data* data)
{
SERVER_START_REQ( set_console_output_info )
{
req->handle = data->hConOut;
req->win_left = data->curcfg.win_pos.X;
req->win_top = data->curcfg.win_pos.Y;
req->win_right = data->curcfg.win_pos.X + data->curcfg.win_width - 1;
req->win_bottom = data->curcfg.win_pos.Y + data->curcfg.win_height - 1;
req->mask = SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW;
wine_server_call( req );
}
SERVER_END_REQ;
}
/******************************************************************
* WINECON_GetHistorySize
*
*
*/
int WINECON_GetHistorySize(HANDLE hConIn)
{
int ret = 0;
SERVER_START_REQ(get_console_input_info)
{
req->handle = hConIn;
if (!wine_server_call_err( req )) ret = reply->history_size;
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_SetHistorySize
*
*
*/
BOOL WINECON_SetHistorySize(HANDLE hConIn, int size)
{
BOOL ret;
SERVER_START_REQ(set_console_input_info)
{
req->handle = hConIn;
req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_SIZE;
req->history_size = size;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_GetHistoryMode
*
*
*/
int WINECON_GetHistoryMode(HANDLE hConIn)
{
int ret = 0;
SERVER_START_REQ(get_console_input_info)
{
req->handle = hConIn;
if (!wine_server_call_err( req )) ret = reply->history_mode;
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_SetHistoryMode
*
*
*/
BOOL WINECON_SetHistoryMode(HANDLE hConIn, int mode)
{
BOOL ret;
SERVER_START_REQ(set_console_input_info)
{
req->handle = hConIn;
req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_MODE;
req->history_mode = mode;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_GetConsoleTitle
*
*
*/
BOOL WINECON_GetConsoleTitle(HANDLE hConIn, WCHAR* buffer, size_t len)
{
BOOL ret;
if (len < sizeof(WCHAR)) return FALSE;
SERVER_START_REQ( get_console_input_info )
{
req->handle = hConIn;
wine_server_set_reply( req, buffer, len - sizeof(WCHAR) );
if ((ret = !wine_server_call_err( req )))
{
len = wine_server_reply_size( reply );
buffer[len / sizeof(WCHAR)] = 0;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_SetEditionMode
*
*
*/
static BOOL WINECON_SetEditionMode(HANDLE hConIn, int edition_mode)
{
BOOL ret;
SERVER_START_REQ( set_console_input_info )
{
req->handle = hConIn;
req->mask = SET_CONSOLE_INPUT_INFO_EDITION_MODE;
req->edition_mode = edition_mode;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************
* WINECON_GrabChanges
*
* A change occurs, try to figure out which
*/
int WINECON_GrabChanges(struct inner_data* data)
{
struct console_renderer_event evts[256];
int i, num, ev_found;
HANDLE h;
SERVER_START_REQ( get_console_renderer_events )
{
wine_server_set_reply( req, evts, sizeof(evts) );
req->handle = data->hSynchro;
if (!wine_server_call_err( req )) num = wine_server_reply_size(reply) / sizeof(evts[0]);
else num = 0;
}
SERVER_END_REQ;
if (!num) {WINE_WARN("hmm renderer signaled but no events available\n"); return 1;}
/* FIXME: should do some event compression here (cursor pos, update) */
/* step 1: keep only last cursor pos event */
ev_found = -1;
for (i = num - 1; i >= 0; i--)
{
if (evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT)
{
if (ev_found != -1)
evts[i].event = CONSOLE_RENDERER_NONE_EVENT;
ev_found = i;
}
}
/* step 2: manage update events */
ev_found = -1;
for (i = 0; i < num; i++)
{
if (evts[i].event == CONSOLE_RENDERER_NONE_EVENT ||
evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT ||
evts[i].event == CONSOLE_RENDERER_CURSOR_GEOM_EVENT) continue;
if (evts[i].event != CONSOLE_RENDERER_UPDATE_EVENT)
{
ev_found = -1;
continue;
}
if (ev_found != -1 && /* Only 2 cases where they CANNOT merge */
!(evts[i ].u.update.bottom + 1 < evts[ev_found].u.update.top ||
evts[ev_found].u.update.bottom + 1 < evts[i ].u.update.top))
{
evts[i].u.update.top = min(evts[i ].u.update.top,
evts[ev_found].u.update.top);
evts[i].u.update.bottom = max(evts[i ].u.update.bottom,
evts[ev_found].u.update.bottom);
evts[ev_found].event = CONSOLE_RENDERER_NONE_EVENT;
}
ev_found = i;
}
WINE_TRACE("Events:");
for (i = 0; i < num; i++)
{
switch (evts[i].event)
{
case CONSOLE_RENDERER_NONE_EVENT:
WINE_TRACE(" NOP");
break;
case CONSOLE_RENDERER_TITLE_EVENT:
WINE_TRACE(" title()");
data->fnSetTitle(data);
break;
case CONSOLE_RENDERER_ACTIVE_SB_EVENT:
SERVER_START_REQ( open_console )
{
req->from = data->hConIn;
req->access = GENERIC_READ | GENERIC_WRITE;
req->attributes = 0;
req->share = FILE_SHARE_READ | FILE_SHARE_WRITE;
h = wine_server_call_err( req ) ? 0 : (HANDLE)reply->handle;
}
SERVER_END_REQ;
WINE_TRACE(" active(%d)", (int)h);
if (h)
{
CloseHandle(data->hConOut);
data->hConOut = h;
}
break;
case CONSOLE_RENDERER_SB_RESIZE_EVENT:
if (data->curcfg.sb_width != evts[i].u.resize.width ||
data->curcfg.sb_height != evts[i].u.resize.height)
{
WINE_TRACE(" resize(%d,%d)", evts[i].u.resize.width, evts[i].u.resize.height);
data->curcfg.sb_width = evts[i].u.resize.width;
data->curcfg.sb_height = evts[i].u.resize.height;
data->cells = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, data->cells,
data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
if (!data->cells) WINECON_Fatal("OOM\n");
data->fnResizeScreenBuffer(data);
data->fnComputePositions(data);
}
break;
case CONSOLE_RENDERER_UPDATE_EVENT:
WINE_TRACE(" update(%d,%d)", evts[i].u.update.top, evts[i].u.update.bottom);
WINECON_FetchCells(data, evts[i].u.update.top, evts[i].u.update.bottom);
break;
case CONSOLE_RENDERER_CURSOR_POS_EVENT:
if (evts[i].u.cursor_pos.x != data->cursor.X || evts[i].u.cursor_pos.y != data->cursor.Y)
{
WINE_TRACE(" curs-pos(%d,%d)",evts[i].u.cursor_pos.x, evts[i].u.cursor_pos.y);
data->cursor.X = evts[i].u.cursor_pos.x;
data->cursor.Y = evts[i].u.cursor_pos.y;
data->fnPosCursor(data);
}
break;
case CONSOLE_RENDERER_CURSOR_GEOM_EVENT:
if (evts[i].u.cursor_geom.size != data->curcfg.cursor_size ||
evts[i].u.cursor_geom.visible != data->curcfg.cursor_visible)
{
WINE_TRACE(" curs-geom(%d,%d)",
evts[i].u.cursor_geom.size, evts[i].u.cursor_geom.visible);
data->fnShapeCursor(data, evts[i].u.cursor_geom.size,
evts[i].u.cursor_geom.visible, FALSE);
}
break;
case CONSOLE_RENDERER_DISPLAY_EVENT:
if (evts[i].u.display.left != data->curcfg.win_pos.X)
{
WINE_TRACE(" h-scroll(%d)", evts[i].u.display.left);
data->fnScroll(data, evts[i].u.display.left, TRUE);
data->fnPosCursor(data);
}
if (evts[i].u.display.top != data->curcfg.win_pos.Y)
{
WINE_TRACE(" v-scroll(%d)", evts[i].u.display.top);
data->fnScroll(data, evts[i].u.display.top, FALSE);
data->fnPosCursor(data);
}
if (evts[i].u.display.width != data->curcfg.win_width ||
evts[i].u.display.height != data->curcfg.win_height)
{
WINE_TRACE(" win-size(%d,%d)", evts[i].u.display.width, evts[i].u.display.height);
data->curcfg.win_width = evts[i].u.display.width;
data->curcfg.win_height = evts[i].u.display.height;
data->fnComputePositions(data);
}
break;
case CONSOLE_RENDERER_EXIT_EVENT:
WINE_TRACE(". Exit!!\n");
return 0;
default:
WINE_FIXME("Unknown event type (%d)\n", evts[i].event);
}
}
WINE_TRACE(".\n");
return 1;
}
/******************************************************************
* WINECON_SetConfig
*
* Apply to data all the configuration elements from cfg. This includes modification
* of server side equivalent and visual parts.
* If force is FALSE, only the changed items are modified.
*/
void WINECON_SetConfig(struct inner_data* data, const struct config_data* cfg)
{
if (data->curcfg.cursor_size != cfg->cursor_size ||
data->curcfg.cursor_visible != cfg->cursor_visible)
{
CONSOLE_CURSOR_INFO cinfo;
cinfo.dwSize = cfg->cursor_size;
/* <FIXME>: this hack is needed to pass thru the invariant test operation on server side
* (no notification is sent when invariant operation is requested
*/
cinfo.bVisible = !cfg->cursor_visible;
SetConsoleCursorInfo(data->hConOut, &cinfo);
/* </FIXME> */
cinfo.bVisible = cfg->cursor_visible;
/* this shall update (through notif) curcfg */
SetConsoleCursorInfo(data->hConOut, &cinfo);
}
if (data->curcfg.history_size != cfg->history_size)
{
data->curcfg.history_size = cfg->history_size;
WINECON_SetHistorySize(data->hConIn, cfg->history_size);
}
if (data->curcfg.history_nodup != cfg->history_nodup)
{
data->curcfg.history_nodup = cfg->history_nodup;
WINECON_SetHistoryMode(data->hConIn, cfg->history_nodup);
}
data->curcfg.menu_mask = cfg->menu_mask;
data->curcfg.quick_edit = cfg->quick_edit;
if (1 /* FIXME: font info has changed */)
{
data->fnSetFont(data, cfg->face_name, cfg->cell_height, cfg->font_weight);
}
if (data->curcfg.def_attr != cfg->def_attr)
{
data->curcfg.def_attr = cfg->def_attr;
SetConsoleTextAttribute(data->hConOut, cfg->def_attr);
}
/* now let's look at the window / sb size changes...
* since the server checks that sb is always bigger than window,
* we have to take care of doing the operations in the right order
*/
/* a set of macros to make things easier to read
* The Test<A><B> macros test if the <A> (width/height) needs to be changed
* for <B> (window / ScreenBuffer)
* The Change<A><B> actually modify the <B> dimension of <A>.
*/
#define TstSBfWidth() (data->curcfg.sb_width != cfg->sb_width)
#define TstWinWidth() (data->curcfg.win_width != cfg->win_width)
#define ChgSBfWidth() do {c.X = cfg->sb_width; \
c.Y = data->curcfg.sb_height;\
SetConsoleScreenBufferSize(data->hConOut, c);\
} while (0)
#define ChgWinWidth() do {pos.Left = pos.Top = 0; \
pos.Right = cfg->win_width - data->curcfg.win_width; \
pos.Bottom = 0; \
SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
} while (0)
#define TstSBfHeight() (data->curcfg.sb_height != cfg->sb_height)
#define TstWinHeight() (data->curcfg.win_height != cfg->win_height)
/* since we're going to apply height after width is done, we use width as defined
* in cfg, and not in data->curcfg because if won't be updated yet */
#define ChgSBfHeight() do {c.X = cfg->sb_width; c.Y = cfg->sb_height; \
SetConsoleScreenBufferSize(data->hConOut, c); \
} while (0)
#define ChgWinHeight() do {pos.Left = pos.Top = 0; \
pos.Right = 0; \
pos.Bottom = cfg->win_height - data->curcfg.win_height; \
SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
} while (0)
do
{
COORD c;
SMALL_RECT pos;
if (TstSBfWidth())
{
if (TstWinWidth())
{
/* we're changing both at the same time, do it in the right order */
if (cfg->sb_width >= data->curcfg.win_width)
{
ChgSBfWidth(); ChgWinWidth();
}
else
{
ChgWinWidth(); ChgSBfWidth();
}
}
else ChgSBfWidth();
}
else if (TstWinWidth()) ChgWinWidth();
if (TstSBfHeight())
{
if (TstWinHeight())
{
if (cfg->sb_height >= data->curcfg.win_height)
{
ChgSBfHeight(); ChgWinHeight();
}
else
{
ChgWinHeight(); ChgSBfHeight();
}
}
else ChgSBfHeight();
}
else if (TstWinHeight()) ChgWinHeight();
} while (0);
#undef TstSBfWidth
#undef TstWinWidth
#undef ChgSBfWidth
#undef ChgWinWidth
#undef TstSBfHeight
#undef TstWinHeight
#undef ChgSBfHeight
#undef ChgWinHeight
data->curcfg.exit_on_die = cfg->exit_on_die;
if (data->curcfg.edition_mode != cfg->edition_mode)
{
data->curcfg.edition_mode = cfg->edition_mode;
WINECON_SetEditionMode(data->hConIn, cfg->edition_mode);
}
/* we now need to gather all events we got from the operations above,
* in order to get data correctly updated
*/
WINECON_GrabChanges(data);
}
/******************************************************************
* WINECON_Delete
*
* Destroy wineconsole internal data
*/
static void WINECON_Delete(struct inner_data* data)
{
if (!data) return;
if (data->fnDeleteBackend) data->fnDeleteBackend(data);
if (data->hConIn) CloseHandle(data->hConIn);
if (data->hConOut) CloseHandle(data->hConOut);
if (data->hSynchro) CloseHandle(data->hSynchro);
HeapFree(GetProcessHeap(), 0, data->cells);
HeapFree(GetProcessHeap(), 0, data);
}
/******************************************************************
* WINECON_GetServerConfig
*
* Fills data->curcfg with the actual configuration running in the server
* (getting real information on the server, and not relying on cached
* information in data)
*/
static BOOL WINECON_GetServerConfig(struct inner_data* data)
{
BOOL ret;
SERVER_START_REQ(get_console_input_info)
{
req->handle = data->hConIn;
ret = !wine_server_call_err( req );
data->curcfg.history_size = reply->history_size;
data->curcfg.history_nodup = reply->history_mode;
data->curcfg.edition_mode = reply->edition_mode;
}
SERVER_END_REQ;
if (!ret) return FALSE;
SERVER_START_REQ(get_console_output_info)
{
req->handle = data->hConOut;
ret = !wine_server_call_err( req );
data->curcfg.cursor_size = reply->cursor_size;
data->curcfg.cursor_visible = reply->cursor_visible;
data->curcfg.def_attr = reply->attr;
data->curcfg.sb_width = reply->width;
data->curcfg.sb_height = reply->height;
data->curcfg.win_width = reply->win_right - reply->win_left + 1;
data->curcfg.win_height = reply->win_bottom - reply->win_top + 1;
}
SERVER_END_REQ;
WINECON_DumpConfig("first cfg: ", &data->curcfg);
return ret;
}
/******************************************************************
* WINECON_Init
*
* Initialisation part I. Creation of server object (console input and
* active screen buffer)
*/
static struct inner_data* WINECON_Init(HINSTANCE hInst, DWORD pid, LPCWSTR appname,
enum init_return (*backend)(struct inner_data*),
INT nCmdShow)
{
struct inner_data* data = NULL;
DWORD ret;
struct config_data cfg;
STARTUPINFOW si;
data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data));
if (!data) return 0;
GetStartupInfo(&si);
if (pid == 0)
{
if (!si.lpTitle) WINECON_Fatal("Should have a title set");
appname = si.lpTitle;
}
data->nCmdShow = nCmdShow;
/* load settings */
WINECON_RegLoad(appname, &cfg);
/* some overrides */
if (pid == 0)
{
if (si.dwFlags & STARTF_USECOUNTCHARS)
{
cfg.sb_width = si.dwXCountChars;
cfg.sb_height = si.dwYCountChars;
}
if (si.dwFlags & STARTF_USEFILLATTRIBUTE)
cfg.def_attr = si.dwFillAttribute;
/* should always be defined */
}
/* the handles here are created without the whistles and bells required by console
* (mainly because wineconsole doesn't need it)
* - they are not inheritable
* - hConIn is not synchronizable
*/
SERVER_START_REQ(alloc_console)
{
req->access = GENERIC_READ | GENERIC_WRITE;
req->attributes = 0;
req->pid = pid;
ret = !wine_server_call_err( req );
data->hConIn = (HANDLE)reply->handle_in;
data->hSynchro = (HANDLE)reply->event;
}
SERVER_END_REQ;
if (!ret) goto error;
WINE_TRACE("using hConIn %p, hSynchro event %p\n", data->hConIn, data->hSynchro);
SERVER_START_REQ( set_console_input_info )
{
req->handle = data->hConIn;
req->mask = SET_CONSOLE_INPUT_INFO_TITLE;
wine_server_add_data( req, appname, lstrlenW(appname) * sizeof(WCHAR) );
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
if (!ret) goto error;
SERVER_START_REQ(create_console_output)
{
req->handle_in = data->hConIn;
req->access = GENERIC_WRITE|GENERIC_READ;
req->attributes = 0;
req->share = FILE_SHARE_READ|FILE_SHARE_WRITE;
ret = !wine_server_call_err( req );
data->hConOut = (HANDLE)reply->handle_out;
}
SERVER_END_REQ;
if (!ret) goto error;
WINE_TRACE("using hConOut %p\n", data->hConOut);
/* filling data->curcfg from cfg */
retry:
switch ((*backend)(data))
{
case init_success:
WINECON_GetServerConfig(data);
data->cells = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
if (!data->cells) WINECON_Fatal("OOM\n");
data->fnResizeScreenBuffer(data);
data->fnComputePositions(data);
WINECON_SetConfig(data, &cfg);
data->curcfg.registry = cfg.registry;
WINECON_DumpConfig("fint", &data->curcfg);
return data;
case init_failed:
break;
case init_not_supported:
if (backend == WCCURSES_InitBackend)
{
WINE_ERR("(n)curses was not found at configuration time.\n"
"If you want (n)curses support, please install relevant packages.\n"
"Now forcing user backend instead of (n)curses.\n");
backend = WCUSER_InitBackend;
goto retry;
}
break;
}
error:
WINE_ERR("failed to init.\n");
WINECON_Delete(data);
return NULL;
}
/******************************************************************
* WINECON_Spawn
*
* Spawn the child process when invoked with wineconsole foo bar
*/
static BOOL WINECON_Spawn(struct inner_data* data, LPWSTR cmdLine)
{
PROCESS_INFORMATION info;
STARTUPINFO startup;
BOOL done;
/* we're in the case wineconsole <exe> <options>... spawn the new process */
memset(&startup, 0, sizeof(startup));
startup.cb = sizeof(startup);
startup.dwFlags = STARTF_USESTDHANDLES;
/* the attributes of wineconsole's handles are not adequate for inheritance, so
* get them with the correct attributes before process creation
*/
if (!DuplicateHandle(GetCurrentProcess(), data->hConIn, GetCurrentProcess(),
&startup.hStdInput, GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE, TRUE, 0) ||
!DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
&startup.hStdOutput, GENERIC_READ|GENERIC_WRITE, TRUE, 0) ||
!DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
&startup.hStdError, GENERIC_READ|GENERIC_WRITE, TRUE, 0))
{
WINE_ERR("Can't dup handles\n");
/* no need to delete handles, we're exiting the program anyway */
return FALSE;
}
done = CreateProcess(NULL, cmdLine, NULL, NULL, TRUE, 0L, NULL, NULL, &startup, &info);
/* we no longer need the handles passed to the child for the console */
CloseHandle(startup.hStdInput);
CloseHandle(startup.hStdOutput);
CloseHandle(startup.hStdError);
CloseHandle(info.hProcess);
CloseHandle(info.hThread);
return done;
}
struct wc_init {
LPCSTR ptr;
enum {from_event, from_process_name} mode;
enum init_return (*backend)(struct inner_data*);
HANDLE event;
};
#define WINECON_CMD_SHOW_USAGE 0x10000
/******************************************************************
* WINECON_ParseOptions
*
* RETURNS
* On success: 0
* On error: error string id optionally with the CMD_SHOW_USAGE flag
*/
static UINT WINECON_ParseOptions(const char* lpCmdLine, struct wc_init* wci)
{
memset(wci, 0, sizeof(*wci));
wci->ptr = lpCmdLine;
wci->mode = from_process_name;
wci->backend = WCCURSES_InitBackend;
for (;;)
{
while (*wci->ptr == ' ' || *wci->ptr == '\t') wci->ptr++;
if (wci->ptr[0] != '-') break;
if (strncmp(wci->ptr, "--use-event=", 12) == 0)
{
char* end;
wci->event = (HANDLE)strtol(wci->ptr + 12, &end, 10);
if (end == wci->ptr + 12) return IDS_CMD_INVALID_EVENT_ID;
wci->mode = from_event;
wci->ptr = end;
wci->backend = WCUSER_InitBackend;
}
else if (strncmp(wci->ptr, "--backend=", 10) == 0)
{
if (strncmp(wci->ptr + 10, "user", 4) == 0)
{
wci->backend = WCUSER_InitBackend;
wci->ptr += 14;
}
else if (strncmp(wci->ptr + 10, "curses", 6) == 0)
{
wci->ptr += 16;
}
else
return IDS_CMD_INVALID_BACKEND;
}
else
return IDS_CMD_INVALID_OPTION|WINECON_CMD_SHOW_USAGE;
}
if (wci->mode == from_event)
return 0;
while (*wci->ptr == ' ' || *wci->ptr == '\t') wci->ptr++;
if (*wci->ptr == 0)
return IDS_CMD_ABOUT|WINECON_CMD_SHOW_USAGE;
return 0;
}
/******************************************************************
* WinMain
*
* wineconsole can either be started as:
* wineconsole --use-event=<int> used when a new console is created (AllocConsole)
* wineconsole <pgm> <arguments> used to start the program <pgm> from the command line in
* a freshly created console
* --backend=(curses|user) can also be used to select the desired backend
*/
int PASCAL WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR lpCmdLine, INT nCmdShow)
{
struct inner_data* data;
int ret = 1;
struct wc_init wci;
if ((ret = WINECON_ParseOptions(lpCmdLine, &wci)) != 0)
{
printf_res(ret & 0xffff);
if (ret & WINECON_CMD_SHOW_USAGE)
WINECON_Usage();
return 0;
}
switch (wci.mode)
{
case from_event:
/* case of wineconsole <evt>, signal process that created us that we're up and running */
if (!(data = WINECON_Init(hInst, 0, NULL, wci.backend, nCmdShow))) return 0;
ret = SetEvent(wci.event);
if (!ret) WINE_ERR("SetEvent failed.\n");
break;
case from_process_name:
{
WCHAR buffer[256];
MultiByteToWideChar(CP_ACP, 0, wci.ptr, -1, buffer, sizeof(buffer) / sizeof(buffer[0]));
if (!(data = WINECON_Init(hInst, GetCurrentProcessId(), buffer, wci.backend, nCmdShow)))
return 0;
ret = WINECON_Spawn(data, buffer);
if (!ret)
{
WINECON_Delete(data);
printf_res(IDS_CMD_LAUNCH_FAILED, wine_dbgstr_a(wci.ptr));
return 0;
}
}
break;
default:
return 0;
}
if (ret)
{
WINE_TRACE("calling MainLoop.\n");
ret = data->fnMainLoop(data);
}
WINECON_Delete(data);
return ret;
}