Mercurial > vim
annotate src/os_win32.c @ 2422:fcbb507f348e vim73
Updated Italian messages. (Vlad Sandrini)
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Wed, 28 Jul 2010 14:28:48 +0200 |
parents | ccda151dde4e |
children | f9bd6784f393 |
rev | line source |
---|---|
7 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
6 * Do ":help credits" in Vim to see a list of people who contributed. | |
7 * See README.txt for an overview of the Vim source code. | |
8 */ | |
9 /* | |
10 * os_win32.c | |
11 * | |
12 * Used for both the console version and the Win32 GUI. A lot of code is for | |
13 * the console version only, so there is a lot of "#ifndef FEAT_GUI_W32". | |
14 * | |
15 * Win32 (Windows NT and Windows 95) system-dependent routines. | |
16 * Portions lifted from the Win32 SDK samples, the MSDOS-dependent code, | |
17 * NetHack 3.1.3, GNU Emacs 19.30, and Vile 5.5. | |
18 * | |
19 * George V. Reilly <george@reilly.org> wrote most of this. | |
20 * Roger Knobbe <rogerk@wonderware.com> did the initial port of Vim 3.0. | |
21 */ | |
22 | |
714 | 23 #include "vimio.h" |
7 | 24 #include "vim.h" |
25 | |
14 | 26 #ifdef FEAT_MZSCHEME |
27 # include "if_mzsch.h" | |
28 #endif | |
29 | |
7 | 30 #include <sys/types.h> |
31 #include <errno.h> | |
32 #include <signal.h> | |
33 #include <limits.h> | |
34 #include <process.h> | |
35 | |
36 #undef chdir | |
37 #ifdef __GNUC__ | |
38 # ifndef __MINGW32__ | |
39 # include <dirent.h> | |
40 # endif | |
41 #else | |
42 # include <direct.h> | |
43 #endif | |
44 | |
45 #if defined(FEAT_TITLE) && !defined(FEAT_GUI_W32) | |
46 # include <shellapi.h> | |
47 #endif | |
48 | |
49 #ifdef __MINGW32__ | |
50 # ifndef FROM_LEFT_1ST_BUTTON_PRESSED | |
51 # define FROM_LEFT_1ST_BUTTON_PRESSED 0x0001 | |
52 # endif | |
53 # ifndef RIGHTMOST_BUTTON_PRESSED | |
54 # define RIGHTMOST_BUTTON_PRESSED 0x0002 | |
55 # endif | |
56 # ifndef FROM_LEFT_2ND_BUTTON_PRESSED | |
57 # define FROM_LEFT_2ND_BUTTON_PRESSED 0x0004 | |
58 # endif | |
59 # ifndef FROM_LEFT_3RD_BUTTON_PRESSED | |
60 # define FROM_LEFT_3RD_BUTTON_PRESSED 0x0008 | |
61 # endif | |
62 # ifndef FROM_LEFT_4TH_BUTTON_PRESSED | |
63 # define FROM_LEFT_4TH_BUTTON_PRESSED 0x0010 | |
64 # endif | |
65 | |
66 /* | |
67 * EventFlags | |
68 */ | |
69 # ifndef MOUSE_MOVED | |
70 # define MOUSE_MOVED 0x0001 | |
71 # endif | |
72 # ifndef DOUBLE_CLICK | |
73 # define DOUBLE_CLICK 0x0002 | |
74 # endif | |
75 #endif | |
76 | |
77 /* Record all output and all keyboard & mouse input */ | |
78 /* #define MCH_WRITE_DUMP */ | |
79 | |
80 #ifdef MCH_WRITE_DUMP | |
81 FILE* fdDump = NULL; | |
82 #endif | |
83 | |
84 /* | |
85 * When generating prototypes for Win32 on Unix, these lines make the syntax | |
86 * errors disappear. They do not need to be correct. | |
87 */ | |
88 #ifdef PROTO | |
89 #define WINAPI | |
90 #define WINBASEAPI | |
91 typedef char * LPCSTR; | |
26 | 92 typedef char * LPWSTR; |
7 | 93 typedef int ACCESS_MASK; |
94 typedef int BOOL; | |
95 typedef int COLORREF; | |
96 typedef int CONSOLE_CURSOR_INFO; | |
97 typedef int COORD; | |
98 typedef int DWORD; | |
99 typedef int HANDLE; | |
100 typedef int HDC; | |
101 typedef int HFONT; | |
102 typedef int HICON; | |
103 typedef int HINSTANCE; | |
104 typedef int HWND; | |
105 typedef int INPUT_RECORD; | |
106 typedef int KEY_EVENT_RECORD; | |
107 typedef int LOGFONT; | |
108 typedef int LPBOOL; | |
109 typedef int LPCTSTR; | |
110 typedef int LPDWORD; | |
111 typedef int LPSTR; | |
112 typedef int LPTSTR; | |
113 typedef int LPVOID; | |
114 typedef int MOUSE_EVENT_RECORD; | |
115 typedef int PACL; | |
116 typedef int PDWORD; | |
117 typedef int PHANDLE; | |
118 typedef int PRINTDLG; | |
119 typedef int PSECURITY_DESCRIPTOR; | |
120 typedef int PSID; | |
121 typedef int SECURITY_INFORMATION; | |
122 typedef int SHORT; | |
123 typedef int SMALL_RECT; | |
124 typedef int TEXTMETRIC; | |
125 typedef int TOKEN_INFORMATION_CLASS; | |
126 typedef int TRUSTEE; | |
127 typedef int WORD; | |
128 typedef int WCHAR; | |
129 typedef void VOID; | |
130 #endif | |
131 | |
132 #ifndef FEAT_GUI_W32 | |
133 /* Undocumented API in kernel32.dll needed to work around dead key bug in | |
134 * console-mode applications in NT 4.0. If you switch keyboard layouts | |
135 * in a console app to a layout that includes dead keys and then hit a | |
136 * dead key, a call to ToAscii will trash the stack. My thanks to Ian James | |
137 * and Michael Dietrich for helping me figure out this workaround. | |
138 */ | |
139 | |
140 /* WINBASEAPI BOOL WINAPI GetConsoleKeyboardLayoutNameA(LPSTR); */ | |
141 #ifndef WINBASEAPI | |
142 # define WINBASEAPI __stdcall | |
143 #endif | |
144 #if defined(__BORLANDC__) | |
145 typedef BOOL (__stdcall *PFNGCKLN)(LPSTR); | |
146 #else | |
147 typedef WINBASEAPI BOOL (WINAPI *PFNGCKLN)(LPSTR); | |
148 #endif | |
297 | 149 static PFNGCKLN s_pfnGetConsoleKeyboardLayoutName = NULL; |
7 | 150 #endif |
151 | |
152 #if defined(__BORLANDC__) | |
153 /* Strangely Borland uses a non-standard name. */ | |
154 # define wcsicmp(a, b) wcscmpi((a), (b)) | |
155 #endif | |
156 | |
157 #ifndef FEAT_GUI_W32 | |
158 /* Win32 Console handles for input and output */ | |
159 static HANDLE g_hConIn = INVALID_HANDLE_VALUE; | |
160 static HANDLE g_hConOut = INVALID_HANDLE_VALUE; | |
161 | |
162 /* Win32 Screen buffer,coordinate,console I/O information */ | |
163 static SMALL_RECT g_srScrollRegion; | |
164 static COORD g_coord; /* 0-based, but external coords are 1-based */ | |
165 | |
166 /* The attribute of the screen when the editor was started */ | |
167 static WORD g_attrDefault = 7; /* lightgray text on black background */ | |
168 static WORD g_attrCurrent; | |
169 | |
170 static int g_fCBrkPressed = FALSE; /* set by ctrl-break interrupt */ | |
171 static int g_fCtrlCPressed = FALSE; /* set when ctrl-C or ctrl-break detected */ | |
172 static int g_fForceExit = FALSE; /* set when forcefully exiting */ | |
173 | |
174 static void termcap_mode_start(void); | |
175 static void termcap_mode_end(void); | |
176 static void clear_chars(COORD coord, DWORD n); | |
177 static void clear_screen(void); | |
178 static void clear_to_end_of_display(void); | |
179 static void clear_to_end_of_line(void); | |
180 static void scroll(unsigned cLines); | |
181 static void set_scroll_region(unsigned left, unsigned top, | |
182 unsigned right, unsigned bottom); | |
183 static void insert_lines(unsigned cLines); | |
184 static void delete_lines(unsigned cLines); | |
185 static void gotoxy(unsigned x, unsigned y); | |
186 static void normvideo(void); | |
187 static void textattr(WORD wAttr); | |
188 static void textcolor(WORD wAttr); | |
189 static void textbackground(WORD wAttr); | |
190 static void standout(void); | |
191 static void standend(void); | |
192 static void visual_bell(void); | |
193 static void cursor_visible(BOOL fVisible); | |
194 static BOOL write_chars(LPCSTR pchBuf, DWORD cchToWrite); | |
195 static char_u tgetch(int *pmodifiers, char_u *pch2); | |
196 static void create_conin(void); | |
197 static int s_cursor_visible = TRUE; | |
198 static int did_create_conin = FALSE; | |
199 #else | |
200 static int s_dont_use_vimrun = TRUE; | |
201 static int need_vimrun_warning = FALSE; | |
202 static char *vimrun_path = "vimrun "; | |
203 #endif | |
204 | |
205 #ifndef FEAT_GUI_W32 | |
206 static int suppress_winsize = 1; /* don't fiddle with console */ | |
207 #endif | |
208 | |
209 static void | |
210 get_exe_name(void) | |
211 { | |
212 char temp[256]; | |
819 | 213 static int did_set_PATH = FALSE; |
7 | 214 |
215 if (exe_name == NULL) | |
216 { | |
217 /* store the name of the executable, may be used for $VIM */ | |
218 GetModuleFileName(NULL, temp, 255); | |
219 if (*temp != NUL) | |
220 exe_name = FullName_save((char_u *)temp, FALSE); | |
221 } | |
819 | 222 |
223 if (!did_set_PATH && exe_name != NULL) | |
224 { | |
225 char_u *p; | |
226 char_u *newpath; | |
227 | |
228 /* Append our starting directory to $PATH, so that when doing "!xxd" | |
229 * it's found in our starting directory. Needed because SearchPath() | |
230 * also looks there. */ | |
231 p = mch_getenv("PATH"); | |
232 newpath = alloc((unsigned)(STRLEN(p) + STRLEN(exe_name) + 2)); | |
233 if (newpath != NULL) | |
234 { | |
235 STRCPY(newpath, p); | |
236 STRCAT(newpath, ";"); | |
237 vim_strncpy(newpath + STRLEN(newpath), exe_name, | |
238 gettail_sep(exe_name) - exe_name); | |
239 vim_setenv((char_u *)"PATH", newpath); | |
240 vim_free(newpath); | |
241 } | |
242 | |
243 did_set_PATH = TRUE; | |
244 } | |
7 | 245 } |
246 | |
247 #if defined(DYNAMIC_GETTEXT) || defined(PROTO) | |
248 # ifndef GETTEXT_DLL | |
249 # define GETTEXT_DLL "libintl.dll" | |
250 # endif | |
251 /* Dummy funcitons */ | |
36 | 252 static char *null_libintl_gettext(const char *); |
253 static char *null_libintl_textdomain(const char *); | |
254 static char *null_libintl_bindtextdomain(const char *, const char *); | |
255 static char *null_libintl_bind_textdomain_codeset(const char *, const char *); | |
7 | 256 |
257 static HINSTANCE hLibintlDLL = 0; | |
36 | 258 char *(*dyn_libintl_gettext)(const char *) = null_libintl_gettext; |
259 char *(*dyn_libintl_textdomain)(const char *) = null_libintl_textdomain; | |
260 char *(*dyn_libintl_bindtextdomain)(const char *, const char *) | |
7 | 261 = null_libintl_bindtextdomain; |
36 | 262 char *(*dyn_libintl_bind_textdomain_codeset)(const char *, const char *) |
263 = null_libintl_bind_textdomain_codeset; | |
7 | 264 |
265 int | |
266 dyn_libintl_init(char *libname) | |
267 { | |
268 int i; | |
269 static struct | |
270 { | |
271 char *name; | |
272 FARPROC *ptr; | |
273 } libintl_entry[] = | |
274 { | |
275 {"gettext", (FARPROC*)&dyn_libintl_gettext}, | |
276 {"textdomain", (FARPROC*)&dyn_libintl_textdomain}, | |
277 {"bindtextdomain", (FARPROC*)&dyn_libintl_bindtextdomain}, | |
278 {NULL, NULL} | |
279 }; | |
280 | |
281 /* No need to initialize twice. */ | |
282 if (hLibintlDLL) | |
283 return 1; | |
284 /* Load gettext library (libintl.dll) */ | |
285 hLibintlDLL = LoadLibrary(libname != NULL ? libname : GETTEXT_DLL); | |
286 if (!hLibintlDLL) | |
287 { | |
288 char_u dirname[_MAX_PATH]; | |
289 | |
290 /* Try using the path from gvim.exe to find the .dll there. */ | |
291 get_exe_name(); | |
292 STRCPY(dirname, exe_name); | |
293 STRCPY(gettail(dirname), GETTEXT_DLL); | |
294 hLibintlDLL = LoadLibrary((char *)dirname); | |
295 if (!hLibintlDLL) | |
296 { | |
297 if (p_verbose > 0) | |
292 | 298 { |
299 verbose_enter(); | |
7 | 300 EMSG2(_(e_loadlib), GETTEXT_DLL); |
292 | 301 verbose_leave(); |
302 } | |
7 | 303 return 0; |
304 } | |
305 } | |
306 for (i = 0; libintl_entry[i].name != NULL | |
307 && libintl_entry[i].ptr != NULL; ++i) | |
308 { | |
309 if ((*libintl_entry[i].ptr = (FARPROC)GetProcAddress(hLibintlDLL, | |
310 libintl_entry[i].name)) == NULL) | |
311 { | |
312 dyn_libintl_end(); | |
313 if (p_verbose > 0) | |
292 | 314 { |
315 verbose_enter(); | |
7 | 316 EMSG2(_(e_loadfunc), libintl_entry[i].name); |
292 | 317 verbose_leave(); |
318 } | |
7 | 319 return 0; |
320 } | |
321 } | |
36 | 322 |
323 /* The bind_textdomain_codeset() function is optional. */ | |
323 | 324 dyn_libintl_bind_textdomain_codeset = (void *)GetProcAddress(hLibintlDLL, |
36 | 325 "bind_textdomain_codeset"); |
326 if (dyn_libintl_bind_textdomain_codeset == NULL) | |
327 dyn_libintl_bind_textdomain_codeset = | |
328 null_libintl_bind_textdomain_codeset; | |
329 | |
7 | 330 return 1; |
331 } | |
332 | |
333 void | |
334 dyn_libintl_end() | |
335 { | |
336 if (hLibintlDLL) | |
337 FreeLibrary(hLibintlDLL); | |
338 hLibintlDLL = NULL; | |
339 dyn_libintl_gettext = null_libintl_gettext; | |
340 dyn_libintl_textdomain = null_libintl_textdomain; | |
341 dyn_libintl_bindtextdomain = null_libintl_bindtextdomain; | |
36 | 342 dyn_libintl_bind_textdomain_codeset = null_libintl_bind_textdomain_codeset; |
7 | 343 } |
344 | |
323 | 345 /*ARGSUSED*/ |
7 | 346 static char * |
26 | 347 null_libintl_gettext(const char *msgid) |
7 | 348 { |
349 return (char*)msgid; | |
350 } | |
351 | |
323 | 352 /*ARGSUSED*/ |
7 | 353 static char * |
26 | 354 null_libintl_bindtextdomain(const char *domainname, const char *dirname) |
7 | 355 { |
356 return NULL; | |
357 } | |
358 | |
323 | 359 /*ARGSUSED*/ |
7 | 360 static char * |
36 | 361 null_libintl_bind_textdomain_codeset(const char *domainname, |
362 const char *codeset) | |
363 { | |
364 return NULL; | |
365 } | |
366 | |
323 | 367 /*ARGSUSED*/ |
36 | 368 static char * |
26 | 369 null_libintl_textdomain(const char *domainname) |
7 | 370 { |
371 return NULL; | |
372 } | |
373 | |
374 #endif /* DYNAMIC_GETTEXT */ | |
375 | |
376 /* This symbol is not defined in older versions of the SDK or Visual C++ */ | |
377 | |
378 #ifndef VER_PLATFORM_WIN32_WINDOWS | |
379 # define VER_PLATFORM_WIN32_WINDOWS 1 | |
380 #endif | |
381 | |
382 DWORD g_PlatformId; | |
383 | |
384 #ifdef HAVE_ACL | |
385 # include <aclapi.h> | |
386 /* | |
387 * These are needed to dynamically load the ADVAPI DLL, which is not | |
388 * implemented under Windows 95 (and causes VIM to crash) | |
389 */ | |
390 typedef DWORD (WINAPI *PSNSECINFO) (LPTSTR, enum SE_OBJECT_TYPE, | |
391 SECURITY_INFORMATION, PSID, PSID, PACL, PACL); | |
392 typedef DWORD (WINAPI *PGNSECINFO) (LPSTR, enum SE_OBJECT_TYPE, | |
393 SECURITY_INFORMATION, PSID *, PSID *, PACL *, PACL *, | |
394 PSECURITY_DESCRIPTOR *); | |
395 | |
396 static HANDLE advapi_lib = NULL; /* Handle for ADVAPI library */ | |
397 static PSNSECINFO pSetNamedSecurityInfo; | |
398 static PGNSECINFO pGetNamedSecurityInfo; | |
399 #endif | |
400 | |
401 /* | |
402 * Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or | |
403 * VER_PLATFORM_WIN32_WINDOWS (Win95). | |
404 */ | |
405 void | |
406 PlatformId(void) | |
407 { | |
408 static int done = FALSE; | |
409 | |
410 if (!done) | |
411 { | |
412 OSVERSIONINFO ovi; | |
413 | |
414 ovi.dwOSVersionInfoSize = sizeof(ovi); | |
415 GetVersionEx(&ovi); | |
416 | |
417 g_PlatformId = ovi.dwPlatformId; | |
418 | |
419 #ifdef HAVE_ACL | |
420 /* | |
421 * Load the ADVAPI runtime if we are on anything | |
422 * other than Windows 95 | |
423 */ | |
424 if (g_PlatformId == VER_PLATFORM_WIN32_NT) | |
425 { | |
426 /* | |
427 * do this load. Problems: Doesn't unload at end of run (this is | |
428 * theoretically okay, since Windows should unload it when VIM | |
429 * terminates). Should we be using the 'mch_libcall' routines? | |
430 * Seems like a lot of overhead to load/unload ADVAPI32.DLL each | |
431 * time we verify security... | |
432 */ | |
433 advapi_lib = LoadLibrary("ADVAPI32.DLL"); | |
434 if (advapi_lib != NULL) | |
435 { | |
436 pSetNamedSecurityInfo = (PSNSECINFO)GetProcAddress(advapi_lib, | |
437 "SetNamedSecurityInfoA"); | |
438 pGetNamedSecurityInfo = (PGNSECINFO)GetProcAddress(advapi_lib, | |
439 "GetNamedSecurityInfoA"); | |
440 if (pSetNamedSecurityInfo == NULL | |
441 || pGetNamedSecurityInfo == NULL) | |
442 { | |
443 /* If we can't get the function addresses, set advapi_lib | |
444 * to NULL so that we don't use them. */ | |
445 FreeLibrary(advapi_lib); | |
446 advapi_lib = NULL; | |
447 } | |
448 } | |
449 } | |
450 #endif | |
451 done = TRUE; | |
452 } | |
453 } | |
454 | |
455 /* | |
456 * Return TRUE when running on Windows 95 (or 98 or ME). | |
457 * Only to be used after mch_init(). | |
458 */ | |
459 int | |
460 mch_windows95(void) | |
461 { | |
462 return g_PlatformId == VER_PLATFORM_WIN32_WINDOWS; | |
463 } | |
464 | |
465 #ifdef FEAT_GUI_W32 | |
466 /* | |
467 * Used to work around the "can't do synchronous spawn" | |
468 * problem on Win32s, without resorting to Universal Thunk. | |
469 */ | |
470 static int old_num_windows; | |
471 static int num_windows; | |
472 | |
323 | 473 /*ARGSUSED*/ |
7 | 474 static BOOL CALLBACK |
475 win32ssynch_cb(HWND hwnd, LPARAM lparam) | |
476 { | |
477 num_windows++; | |
478 return TRUE; | |
479 } | |
480 #endif | |
481 | |
482 #ifndef FEAT_GUI_W32 | |
483 | |
484 #define SHIFT (SHIFT_PRESSED) | |
485 #define CTRL (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED) | |
486 #define ALT (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED) | |
487 #define ALT_GR (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED) | |
488 | |
489 | |
490 /* When uChar.AsciiChar is 0, then we need to look at wVirtualKeyCode. | |
491 * We map function keys to their ANSI terminal equivalents, as produced | |
492 * by ANSI.SYS, for compatibility with the MS-DOS version of Vim. Any | |
493 * ANSI key with a value >= '\300' is nonstandard, but provided anyway | |
494 * so that the user can have access to all SHIFT-, CTRL-, and ALT- | |
495 * combinations of function/arrow/etc keys. | |
496 */ | |
497 | |
297 | 498 static const struct |
7 | 499 { |
500 WORD wVirtKey; | |
501 BOOL fAnsiKey; | |
502 int chAlone; | |
503 int chShift; | |
504 int chCtrl; | |
505 int chAlt; | |
506 } VirtKeyMap[] = | |
507 { | |
508 | |
509 /* Key ANSI alone shift ctrl alt */ | |
510 { VK_ESCAPE,FALSE, ESC, ESC, ESC, ESC, }, | |
511 | |
512 { VK_F1, TRUE, ';', 'T', '^', 'h', }, | |
513 { VK_F2, TRUE, '<', 'U', '_', 'i', }, | |
514 { VK_F3, TRUE, '=', 'V', '`', 'j', }, | |
515 { VK_F4, TRUE, '>', 'W', 'a', 'k', }, | |
516 { VK_F5, TRUE, '?', 'X', 'b', 'l', }, | |
517 { VK_F6, TRUE, '@', 'Y', 'c', 'm', }, | |
518 { VK_F7, TRUE, 'A', 'Z', 'd', 'n', }, | |
519 { VK_F8, TRUE, 'B', '[', 'e', 'o', }, | |
520 { VK_F9, TRUE, 'C', '\\', 'f', 'p', }, | |
521 { VK_F10, TRUE, 'D', ']', 'g', 'q', }, | |
522 { VK_F11, TRUE, '\205', '\207', '\211', '\213', }, | |
523 { VK_F12, TRUE, '\206', '\210', '\212', '\214', }, | |
524 | |
525 { VK_HOME, TRUE, 'G', '\302', 'w', '\303', }, | |
526 { VK_UP, TRUE, 'H', '\304', '\305', '\306', }, | |
527 { VK_PRIOR, TRUE, 'I', '\307', '\204', '\310', }, /*PgUp*/ | |
528 { VK_LEFT, TRUE, 'K', '\311', 's', '\312', }, | |
529 { VK_RIGHT, TRUE, 'M', '\313', 't', '\314', }, | |
530 { VK_END, TRUE, 'O', '\315', 'u', '\316', }, | |
531 { VK_DOWN, TRUE, 'P', '\317', '\320', '\321', }, | |
532 { VK_NEXT, TRUE, 'Q', '\322', 'v', '\323', }, /*PgDn*/ | |
533 { VK_INSERT,TRUE, 'R', '\324', '\325', '\326', }, | |
534 { VK_DELETE,TRUE, 'S', '\327', '\330', '\331', }, | |
535 | |
536 { VK_SNAPSHOT,TRUE, 0, 0, 0, 'r', }, /*PrtScrn*/ | |
537 | |
538 #if 0 | |
539 /* Most people don't have F13-F20, but what the hell... */ | |
540 { VK_F13, TRUE, '\332', '\333', '\334', '\335', }, | |
541 { VK_F14, TRUE, '\336', '\337', '\340', '\341', }, | |
542 { VK_F15, TRUE, '\342', '\343', '\344', '\345', }, | |
543 { VK_F16, TRUE, '\346', '\347', '\350', '\351', }, | |
544 { VK_F17, TRUE, '\352', '\353', '\354', '\355', }, | |
545 { VK_F18, TRUE, '\356', '\357', '\360', '\361', }, | |
546 { VK_F19, TRUE, '\362', '\363', '\364', '\365', }, | |
547 { VK_F20, TRUE, '\366', '\367', '\370', '\371', }, | |
548 #endif | |
549 { VK_ADD, TRUE, 'N', 'N', 'N', 'N', }, /* keyp '+' */ | |
550 { VK_SUBTRACT, TRUE,'J', 'J', 'J', 'J', }, /* keyp '-' */ | |
551 /* { VK_DIVIDE, TRUE,'N', 'N', 'N', 'N', }, keyp '/' */ | |
552 { VK_MULTIPLY, TRUE,'7', '7', '7', '7', }, /* keyp '*' */ | |
553 | |
554 { VK_NUMPAD0,TRUE, '\332', '\333', '\334', '\335', }, | |
555 { VK_NUMPAD1,TRUE, '\336', '\337', '\340', '\341', }, | |
556 { VK_NUMPAD2,TRUE, '\342', '\343', '\344', '\345', }, | |
557 { VK_NUMPAD3,TRUE, '\346', '\347', '\350', '\351', }, | |
558 { VK_NUMPAD4,TRUE, '\352', '\353', '\354', '\355', }, | |
559 { VK_NUMPAD5,TRUE, '\356', '\357', '\360', '\361', }, | |
560 { VK_NUMPAD6,TRUE, '\362', '\363', '\364', '\365', }, | |
561 { VK_NUMPAD7,TRUE, '\366', '\367', '\370', '\371', }, | |
562 { VK_NUMPAD8,TRUE, '\372', '\373', '\374', '\375', }, | |
563 /* Sorry, out of number space! <negri>*/ | |
564 { VK_NUMPAD9,TRUE, '\376', '\377', '\377', '\367', }, | |
565 | |
566 }; | |
567 | |
568 | |
569 #ifdef _MSC_VER | |
570 // The ToAscii bug destroys several registers. Need to turn off optimization | |
571 // or the GetConsoleKeyboardLayoutName hack will fail in non-debug versions | |
797 | 572 # pragma warning(push) |
573 # pragma warning(disable: 4748) | |
7 | 574 # pragma optimize("", off) |
575 #endif | |
576 | |
577 #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) | |
578 # define AChar AsciiChar | |
579 #else | |
580 # define AChar uChar.AsciiChar | |
581 #endif | |
582 | |
583 /* The return code indicates key code size. */ | |
584 static int | |
585 #ifdef __BORLANDC__ | |
586 __stdcall | |
587 #endif | |
588 win32_kbd_patch_key( | |
26 | 589 KEY_EVENT_RECORD *pker) |
7 | 590 { |
591 UINT uMods = pker->dwControlKeyState; | |
592 static int s_iIsDead = 0; | |
593 static WORD awAnsiCode[2]; | |
594 static BYTE abKeystate[256]; | |
595 | |
596 | |
597 if (s_iIsDead == 2) | |
598 { | |
599 pker->AChar = (CHAR) awAnsiCode[1]; | |
600 s_iIsDead = 0; | |
601 return 1; | |
602 } | |
603 | |
604 if (pker->AChar != 0) | |
605 return 1; | |
606 | |
2215
cccb71c2c5c1
Fix uninit memory read in undo code. Fix uint32_t in proto file.
Bram Moolenaar <bram@vim.org>
parents:
1752
diff
changeset
|
607 vim_memset(abKeystate, 0, sizeof (abKeystate)); |
7 | 608 |
609 // Should only be non-NULL on NT 4.0 | |
610 if (s_pfnGetConsoleKeyboardLayoutName != NULL) | |
611 { | |
612 CHAR szKLID[KL_NAMELENGTH]; | |
613 | |
614 if ((*s_pfnGetConsoleKeyboardLayoutName)(szKLID)) | |
615 (void)LoadKeyboardLayout(szKLID, KLF_ACTIVATE); | |
616 } | |
617 | |
618 /* Clear any pending dead keys */ | |
619 ToAscii(VK_SPACE, MapVirtualKey(VK_SPACE, 0), abKeystate, awAnsiCode, 0); | |
620 | |
621 if (uMods & SHIFT_PRESSED) | |
622 abKeystate[VK_SHIFT] = 0x80; | |
623 if (uMods & CAPSLOCK_ON) | |
624 abKeystate[VK_CAPITAL] = 1; | |
625 | |
626 if ((uMods & ALT_GR) == ALT_GR) | |
627 { | |
628 abKeystate[VK_CONTROL] = abKeystate[VK_LCONTROL] = | |
629 abKeystate[VK_MENU] = abKeystate[VK_RMENU] = 0x80; | |
630 } | |
631 | |
632 s_iIsDead = ToAscii(pker->wVirtualKeyCode, pker->wVirtualScanCode, | |
633 abKeystate, awAnsiCode, 0); | |
634 | |
635 if (s_iIsDead > 0) | |
636 pker->AChar = (CHAR) awAnsiCode[0]; | |
637 | |
638 return s_iIsDead; | |
639 } | |
640 | |
641 #ifdef _MSC_VER | |
642 /* MUST switch optimization on again here, otherwise a call to | |
643 * decode_key_event() may crash (e.g. when hitting caps-lock) */ | |
644 # pragma optimize("", on) | |
797 | 645 # pragma warning(pop) |
7 | 646 |
647 # if (_MSC_VER < 1100) | |
648 /* MUST turn off global optimisation for this next function, or | |
649 * pressing ctrl-minus in insert mode crashes Vim when built with | |
650 * VC4.1. -- negri. */ | |
651 # pragma optimize("g", off) | |
652 # endif | |
653 #endif | |
654 | |
655 static BOOL g_fJustGotFocus = FALSE; | |
656 | |
657 /* | |
658 * Decode a KEY_EVENT into one or two keystrokes | |
659 */ | |
660 static BOOL | |
661 decode_key_event( | |
662 KEY_EVENT_RECORD *pker, | |
663 char_u *pch, | |
664 char_u *pch2, | |
665 int *pmodifiers, | |
666 BOOL fDoPost) | |
667 { | |
668 int i; | |
669 const int nModifs = pker->dwControlKeyState & (SHIFT | ALT | CTRL); | |
670 | |
671 *pch = *pch2 = NUL; | |
672 g_fJustGotFocus = FALSE; | |
673 | |
674 /* ignore key up events */ | |
675 if (!pker->bKeyDown) | |
676 return FALSE; | |
677 | |
678 /* ignore some keystrokes */ | |
679 switch (pker->wVirtualKeyCode) | |
680 { | |
681 /* modifiers */ | |
682 case VK_SHIFT: | |
683 case VK_CONTROL: | |
684 case VK_MENU: /* Alt key */ | |
685 return FALSE; | |
686 | |
687 default: | |
688 break; | |
689 } | |
690 | |
691 /* special cases */ | |
692 if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0 && pker->AChar == NUL) | |
693 { | |
694 /* Ctrl-6 is Ctrl-^ */ | |
695 if (pker->wVirtualKeyCode == '6') | |
696 { | |
697 *pch = Ctrl_HAT; | |
698 return TRUE; | |
699 } | |
700 /* Ctrl-2 is Ctrl-@ */ | |
701 else if (pker->wVirtualKeyCode == '2') | |
702 { | |
703 *pch = NUL; | |
704 return TRUE; | |
705 } | |
706 /* Ctrl-- is Ctrl-_ */ | |
707 else if (pker->wVirtualKeyCode == 0xBD) | |
708 { | |
709 *pch = Ctrl__; | |
710 return TRUE; | |
711 } | |
712 } | |
713 | |
714 /* Shift-TAB */ | |
715 if (pker->wVirtualKeyCode == VK_TAB && (nModifs & SHIFT_PRESSED)) | |
716 { | |
717 *pch = K_NUL; | |
718 *pch2 = '\017'; | |
719 return TRUE; | |
720 } | |
721 | |
722 for (i = sizeof(VirtKeyMap) / sizeof(VirtKeyMap[0]); --i >= 0; ) | |
723 { | |
724 if (VirtKeyMap[i].wVirtKey == pker->wVirtualKeyCode) | |
725 { | |
726 if (nModifs == 0) | |
727 *pch = VirtKeyMap[i].chAlone; | |
728 else if ((nModifs & SHIFT) != 0 && (nModifs & ~SHIFT) == 0) | |
729 *pch = VirtKeyMap[i].chShift; | |
730 else if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0) | |
731 *pch = VirtKeyMap[i].chCtrl; | |
732 else if ((nModifs & ALT) != 0 && (nModifs & ~ALT) == 0) | |
733 *pch = VirtKeyMap[i].chAlt; | |
734 | |
735 if (*pch != 0) | |
736 { | |
737 if (VirtKeyMap[i].fAnsiKey) | |
738 { | |
739 *pch2 = *pch; | |
740 *pch = K_NUL; | |
741 } | |
742 | |
743 return TRUE; | |
744 } | |
745 } | |
746 } | |
747 | |
748 i = win32_kbd_patch_key(pker); | |
749 | |
750 if (i < 0) | |
751 *pch = NUL; | |
752 else | |
753 { | |
754 *pch = (i > 0) ? pker->AChar : NUL; | |
755 | |
756 if (pmodifiers != NULL) | |
757 { | |
758 /* Pass on the ALT key as a modifier, but only when not combined | |
759 * with CTRL (which is ALTGR). */ | |
760 if ((nModifs & ALT) != 0 && (nModifs & CTRL) == 0) | |
761 *pmodifiers |= MOD_MASK_ALT; | |
762 | |
763 /* Pass on SHIFT only for special keys, because we don't know when | |
764 * it's already included with the character. */ | |
765 if ((nModifs & SHIFT) != 0 && *pch <= 0x20) | |
766 *pmodifiers |= MOD_MASK_SHIFT; | |
767 | |
768 /* Pass on CTRL only for non-special keys, because we don't know | |
769 * when it's already included with the character. And not when | |
770 * combined with ALT (which is ALTGR). */ | |
771 if ((nModifs & CTRL) != 0 && (nModifs & ALT) == 0 | |
772 && *pch >= 0x20 && *pch < 0x80) | |
773 *pmodifiers |= MOD_MASK_CTRL; | |
774 } | |
775 } | |
776 | |
777 return (*pch != NUL); | |
778 } | |
779 | |
780 #ifdef _MSC_VER | |
781 # pragma optimize("", on) | |
782 #endif | |
783 | |
784 #endif /* FEAT_GUI_W32 */ | |
785 | |
786 | |
787 #ifdef FEAT_MOUSE | |
788 | |
789 /* | |
790 * For the GUI the mouse handling is in gui_w32.c. | |
791 */ | |
792 # ifdef FEAT_GUI_W32 | |
323 | 793 /*ARGSUSED*/ |
7 | 794 void |
26 | 795 mch_setmouse(int on) |
7 | 796 { |
797 } | |
798 # else | |
799 static int g_fMouseAvail = FALSE; /* mouse present */ | |
800 static int g_fMouseActive = FALSE; /* mouse enabled */ | |
801 static int g_nMouseClick = -1; /* mouse status */ | |
802 static int g_xMouse; /* mouse x coordinate */ | |
803 static int g_yMouse; /* mouse y coordinate */ | |
804 | |
805 /* | |
806 * Enable or disable mouse input | |
807 */ | |
808 void | |
26 | 809 mch_setmouse(int on) |
7 | 810 { |
811 DWORD cmodein; | |
812 | |
813 if (!g_fMouseAvail) | |
814 return; | |
815 | |
816 g_fMouseActive = on; | |
817 GetConsoleMode(g_hConIn, &cmodein); | |
818 | |
819 if (g_fMouseActive) | |
820 cmodein |= ENABLE_MOUSE_INPUT; | |
821 else | |
822 cmodein &= ~ENABLE_MOUSE_INPUT; | |
823 | |
824 SetConsoleMode(g_hConIn, cmodein); | |
825 } | |
826 | |
827 | |
828 /* | |
829 * Decode a MOUSE_EVENT. If it's a valid event, return MOUSE_LEFT, | |
830 * MOUSE_MIDDLE, or MOUSE_RIGHT for a click; MOUSE_DRAG for a mouse | |
831 * move with a button held down; and MOUSE_RELEASE after a MOUSE_DRAG | |
832 * or a MOUSE_LEFT, _MIDDLE, or _RIGHT. We encode the button type, | |
833 * the number of clicks, and the Shift/Ctrl/Alt modifiers in g_nMouseClick, | |
834 * and we return the mouse position in g_xMouse and g_yMouse. | |
835 * | |
836 * Every MOUSE_LEFT, _MIDDLE, or _RIGHT will be followed by zero or more | |
837 * MOUSE_DRAGs and one MOUSE_RELEASE. MOUSE_RELEASE will be followed only | |
838 * by MOUSE_LEFT, _MIDDLE, or _RIGHT. | |
839 * | |
840 * For multiple clicks, we send, say, MOUSE_LEFT/1 click, MOUSE_RELEASE, | |
841 * MOUSE_LEFT/2 clicks, MOUSE_RELEASE, MOUSE_LEFT/3 clicks, MOUSE_RELEASE, .... | |
842 * | |
843 * Windows will send us MOUSE_MOVED notifications whenever the mouse | |
844 * moves, even if it stays within the same character cell. We ignore | |
845 * all MOUSE_MOVED messages if the position hasn't really changed, and | |
846 * we ignore all MOUSE_MOVED messages where no button is held down (i.e., | |
847 * we're only interested in MOUSE_DRAG). | |
848 * | |
849 * All of this is complicated by the code that fakes MOUSE_MIDDLE on | |
850 * 2-button mouses by pressing the left & right buttons simultaneously. | |
851 * In practice, it's almost impossible to click both at the same time, | |
852 * so we need to delay a little. Also, we tend not to get MOUSE_RELEASE | |
853 * in such cases, if the user is clicking quickly. | |
854 */ | |
855 static BOOL | |
856 decode_mouse_event( | |
26 | 857 MOUSE_EVENT_RECORD *pmer) |
7 | 858 { |
859 static int s_nOldButton = -1; | |
860 static int s_nOldMouseClick = -1; | |
861 static int s_xOldMouse = -1; | |
862 static int s_yOldMouse = -1; | |
863 static linenr_T s_old_topline = 0; | |
864 #ifdef FEAT_DIFF | |
865 static int s_old_topfill = 0; | |
866 #endif | |
867 static int s_cClicks = 1; | |
868 static BOOL s_fReleased = TRUE; | |
869 static DWORD s_dwLastClickTime = 0; | |
870 static BOOL s_fNextIsMiddle = FALSE; | |
871 | |
872 static DWORD cButtons = 0; /* number of buttons supported */ | |
873 | |
874 const DWORD LEFT = FROM_LEFT_1ST_BUTTON_PRESSED; | |
875 const DWORD MIDDLE = FROM_LEFT_2ND_BUTTON_PRESSED; | |
876 const DWORD RIGHT = RIGHTMOST_BUTTON_PRESSED; | |
877 const DWORD LEFT_RIGHT = LEFT | RIGHT; | |
878 | |
879 int nButton; | |
880 | |
881 if (cButtons == 0 && !GetNumberOfConsoleMouseButtons(&cButtons)) | |
882 cButtons = 2; | |
883 | |
884 if (!g_fMouseAvail || !g_fMouseActive) | |
885 { | |
886 g_nMouseClick = -1; | |
887 return FALSE; | |
888 } | |
889 | |
890 /* get a spurious MOUSE_EVENT immediately after receiving focus; ignore */ | |
891 if (g_fJustGotFocus) | |
892 { | |
893 g_fJustGotFocus = FALSE; | |
894 return FALSE; | |
895 } | |
896 | |
897 /* unprocessed mouse click? */ | |
898 if (g_nMouseClick != -1) | |
899 return TRUE; | |
900 | |
901 nButton = -1; | |
902 g_xMouse = pmer->dwMousePosition.X; | |
903 g_yMouse = pmer->dwMousePosition.Y; | |
904 | |
905 if (pmer->dwEventFlags == MOUSE_MOVED) | |
906 { | |
907 /* ignore MOUSE_MOVED events if (x, y) hasn't changed. (We get these | |
908 * events even when the mouse moves only within a char cell.) */ | |
909 if (s_xOldMouse == g_xMouse && s_yOldMouse == g_yMouse) | |
910 return FALSE; | |
911 } | |
912 | |
913 /* If no buttons are pressed... */ | |
914 if ((pmer->dwButtonState & ((1 << cButtons) - 1)) == 0) | |
915 { | |
916 /* If the last thing returned was MOUSE_RELEASE, ignore this */ | |
917 if (s_fReleased) | |
918 return FALSE; | |
919 | |
920 nButton = MOUSE_RELEASE; | |
921 s_fReleased = TRUE; | |
922 } | |
923 else /* one or more buttons pressed */ | |
924 { | |
925 /* on a 2-button mouse, hold down left and right buttons | |
926 * simultaneously to get MIDDLE. */ | |
927 | |
928 if (cButtons == 2 && s_nOldButton != MOUSE_DRAG) | |
929 { | |
930 DWORD dwLR = (pmer->dwButtonState & LEFT_RIGHT); | |
931 | |
932 /* if either left or right button only is pressed, see if the | |
933 * the next mouse event has both of them pressed */ | |
934 if (dwLR == LEFT || dwLR == RIGHT) | |
935 { | |
936 for (;;) | |
937 { | |
938 /* wait a short time for next input event */ | |
939 if (WaitForSingleObject(g_hConIn, p_mouset / 3) | |
940 != WAIT_OBJECT_0) | |
941 break; | |
942 else | |
943 { | |
944 DWORD cRecords = 0; | |
945 INPUT_RECORD ir; | |
946 MOUSE_EVENT_RECORD* pmer2 = &ir.Event.MouseEvent; | |
947 | |
948 PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
949 | |
950 if (cRecords == 0 || ir.EventType != MOUSE_EVENT | |
951 || !(pmer2->dwButtonState & LEFT_RIGHT)) | |
952 break; | |
953 else | |
954 { | |
955 if (pmer2->dwEventFlags != MOUSE_MOVED) | |
956 { | |
957 ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
958 | |
959 return decode_mouse_event(pmer2); | |
960 } | |
961 else if (s_xOldMouse == pmer2->dwMousePosition.X && | |
962 s_yOldMouse == pmer2->dwMousePosition.Y) | |
963 { | |
964 /* throw away spurious mouse move */ | |
965 ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
966 | |
967 /* are there any more mouse events in queue? */ | |
968 PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
969 | |
970 if (cRecords==0 || ir.EventType != MOUSE_EVENT) | |
971 break; | |
972 } | |
973 else | |
974 break; | |
975 } | |
976 } | |
977 } | |
978 } | |
979 } | |
980 | |
981 if (s_fNextIsMiddle) | |
982 { | |
983 nButton = (pmer->dwEventFlags == MOUSE_MOVED) | |
984 ? MOUSE_DRAG : MOUSE_MIDDLE; | |
985 s_fNextIsMiddle = FALSE; | |
986 } | |
987 else if (cButtons == 2 && | |
988 ((pmer->dwButtonState & LEFT_RIGHT) == LEFT_RIGHT)) | |
989 { | |
990 nButton = MOUSE_MIDDLE; | |
991 | |
992 if (! s_fReleased && pmer->dwEventFlags != MOUSE_MOVED) | |
993 { | |
994 s_fNextIsMiddle = TRUE; | |
995 nButton = MOUSE_RELEASE; | |
996 } | |
997 } | |
998 else if ((pmer->dwButtonState & LEFT) == LEFT) | |
999 nButton = MOUSE_LEFT; | |
1000 else if ((pmer->dwButtonState & MIDDLE) == MIDDLE) | |
1001 nButton = MOUSE_MIDDLE; | |
1002 else if ((pmer->dwButtonState & RIGHT) == RIGHT) | |
1003 nButton = MOUSE_RIGHT; | |
1004 | |
1005 if (! s_fReleased && ! s_fNextIsMiddle | |
1006 && nButton != s_nOldButton && s_nOldButton != MOUSE_DRAG) | |
1007 return FALSE; | |
1008 | |
1009 s_fReleased = s_fNextIsMiddle; | |
1010 } | |
1011 | |
1012 if (pmer->dwEventFlags == 0 || pmer->dwEventFlags == DOUBLE_CLICK) | |
1013 { | |
1014 /* button pressed or released, without mouse moving */ | |
1015 if (nButton != -1 && nButton != MOUSE_RELEASE) | |
1016 { | |
1017 DWORD dwCurrentTime = GetTickCount(); | |
1018 | |
1019 if (s_xOldMouse != g_xMouse | |
1020 || s_yOldMouse != g_yMouse | |
1021 || s_nOldButton != nButton | |
1022 || s_old_topline != curwin->w_topline | |
1023 #ifdef FEAT_DIFF | |
1024 || s_old_topfill != curwin->w_topfill | |
1025 #endif | |
1026 || (int)(dwCurrentTime - s_dwLastClickTime) > p_mouset) | |
1027 { | |
1028 s_cClicks = 1; | |
1029 } | |
1030 else if (++s_cClicks > 4) | |
1031 { | |
1032 s_cClicks = 1; | |
1033 } | |
1034 | |
1035 s_dwLastClickTime = dwCurrentTime; | |
1036 } | |
1037 } | |
1038 else if (pmer->dwEventFlags == MOUSE_MOVED) | |
1039 { | |
1040 if (nButton != -1 && nButton != MOUSE_RELEASE) | |
1041 nButton = MOUSE_DRAG; | |
1042 | |
1043 s_cClicks = 1; | |
1044 } | |
1045 | |
1046 if (nButton == -1) | |
1047 return FALSE; | |
1048 | |
1049 if (nButton != MOUSE_RELEASE) | |
1050 s_nOldButton = nButton; | |
1051 | |
1052 g_nMouseClick = nButton; | |
1053 | |
1054 if (pmer->dwControlKeyState & SHIFT_PRESSED) | |
1055 g_nMouseClick |= MOUSE_SHIFT; | |
1056 if (pmer->dwControlKeyState & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) | |
1057 g_nMouseClick |= MOUSE_CTRL; | |
1058 if (pmer->dwControlKeyState & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) | |
1059 g_nMouseClick |= MOUSE_ALT; | |
1060 | |
1061 if (nButton != MOUSE_DRAG && nButton != MOUSE_RELEASE) | |
1062 SET_NUM_MOUSE_CLICKS(g_nMouseClick, s_cClicks); | |
1063 | |
1064 /* only pass on interesting (i.e., different) mouse events */ | |
1065 if (s_xOldMouse == g_xMouse | |
1066 && s_yOldMouse == g_yMouse | |
1067 && s_nOldMouseClick == g_nMouseClick) | |
1068 { | |
1069 g_nMouseClick = -1; | |
1070 return FALSE; | |
1071 } | |
1072 | |
1073 s_xOldMouse = g_xMouse; | |
1074 s_yOldMouse = g_yMouse; | |
1075 s_old_topline = curwin->w_topline; | |
1076 #ifdef FEAT_DIFF | |
1077 s_old_topfill = curwin->w_topfill; | |
1078 #endif | |
1079 s_nOldMouseClick = g_nMouseClick; | |
1080 | |
1081 return TRUE; | |
1082 } | |
1083 | |
1084 # endif /* FEAT_GUI_W32 */ | |
1085 #endif /* FEAT_MOUSE */ | |
1086 | |
1087 | |
1088 #ifdef MCH_CURSOR_SHAPE | |
1089 /* | |
1090 * Set the shape of the cursor. | |
1091 * 'thickness' can be from 1 (thin) to 99 (block) | |
1092 */ | |
1093 static void | |
1094 mch_set_cursor_shape(int thickness) | |
1095 { | |
1096 CONSOLE_CURSOR_INFO ConsoleCursorInfo; | |
1097 ConsoleCursorInfo.dwSize = thickness; | |
1098 ConsoleCursorInfo.bVisible = s_cursor_visible; | |
1099 | |
1100 SetConsoleCursorInfo(g_hConOut, &ConsoleCursorInfo); | |
1101 if (s_cursor_visible) | |
1102 SetConsoleCursorPosition(g_hConOut, g_coord); | |
1103 } | |
1104 | |
1105 void | |
1106 mch_update_cursor(void) | |
1107 { | |
1108 int idx; | |
1109 int thickness; | |
1110 | |
1111 /* | |
1112 * How the cursor is drawn depends on the current mode. | |
1113 */ | |
1114 idx = get_shape_idx(FALSE); | |
1115 | |
1116 if (shape_table[idx].shape == SHAPE_BLOCK) | |
1117 thickness = 99; /* 100 doesn't work on W95 */ | |
1118 else | |
1119 thickness = shape_table[idx].percentage; | |
1120 mch_set_cursor_shape(thickness); | |
1121 } | |
1122 #endif | |
1123 | |
1124 #ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ | |
1125 /* | |
1126 * Handle FOCUS_EVENT. | |
1127 */ | |
1128 static void | |
1129 handle_focus_event(INPUT_RECORD ir) | |
1130 { | |
1131 g_fJustGotFocus = ir.Event.FocusEvent.bSetFocus; | |
1132 ui_focus_change((int)g_fJustGotFocus); | |
1133 } | |
1134 | |
1135 /* | |
1136 * Wait until console input from keyboard or mouse is available, | |
1137 * or the time is up. | |
1138 * Return TRUE if something is available FALSE if not. | |
1139 */ | |
1140 static int | |
1141 WaitForChar(long msec) | |
1142 { | |
1143 DWORD dwNow = 0, dwEndTime = 0; | |
1144 INPUT_RECORD ir; | |
1145 DWORD cRecords; | |
1146 char_u ch, ch2; | |
1147 | |
1148 if (msec > 0) | |
1149 /* Wait until the specified time has elapsed. */ | |
1150 dwEndTime = GetTickCount() + msec; | |
1151 else if (msec < 0) | |
1152 /* Wait forever. */ | |
1153 dwEndTime = INFINITE; | |
1154 | |
1155 /* We need to loop until the end of the time period, because | |
1156 * we might get multiple unusable mouse events in that time. | |
1157 */ | |
1158 for (;;) | |
1159 { | |
14 | 1160 #ifdef FEAT_MZSCHEME |
1161 mzvim_check_threads(); | |
1162 #endif | |
7 | 1163 #ifdef FEAT_CLIENTSERVER |
1164 serverProcessPendingMessages(); | |
1165 #endif | |
1166 if (0 | |
1167 #ifdef FEAT_MOUSE | |
1168 || g_nMouseClick != -1 | |
1169 #endif | |
1170 #ifdef FEAT_CLIENTSERVER | |
1171 || input_available() | |
1172 #endif | |
1173 ) | |
1174 return TRUE; | |
1175 | |
1176 if (msec > 0) | |
1177 { | |
1178 /* If the specified wait time has passed, return. */ | |
1179 dwNow = GetTickCount(); | |
1180 if (dwNow >= dwEndTime) | |
1181 break; | |
1182 } | |
1183 if (msec != 0) | |
1184 { | |
14 | 1185 DWORD dwWaitTime = dwEndTime - dwNow; |
1186 | |
1187 #ifdef FEAT_MZSCHEME | |
1188 if (mzthreads_allowed() && p_mzq > 0 | |
1189 && (msec < 0 || (long)dwWaitTime > p_mzq)) | |
1190 dwWaitTime = p_mzq; /* don't wait longer than 'mzquantum' */ | |
1191 #endif | |
7 | 1192 #ifdef FEAT_CLIENTSERVER |
1193 /* Wait for either an event on the console input or a message in | |
1194 * the client-server window. */ | |
1195 if (MsgWaitForMultipleObjects(1, &g_hConIn, FALSE, | |
14 | 1196 dwWaitTime, QS_SENDMESSAGE) != WAIT_OBJECT_0) |
7 | 1197 #else |
14 | 1198 if (WaitForSingleObject(g_hConIn, dwWaitTime) != WAIT_OBJECT_0) |
7 | 1199 #endif |
1200 continue; | |
1201 } | |
1202 | |
1203 cRecords = 0; | |
1204 PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
1205 | |
1206 #ifdef FEAT_MBYTE_IME | |
1207 if (State & CMDLINE && msg_row == Rows - 1) | |
1208 { | |
1209 CONSOLE_SCREEN_BUFFER_INFO csbi; | |
1210 | |
1211 if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) | |
1212 { | |
1213 if (csbi.dwCursorPosition.Y != msg_row) | |
1214 { | |
1215 /* The screen is now messed up, must redraw the | |
1216 * command line and later all the windows. */ | |
1217 redraw_all_later(CLEAR); | |
1218 cmdline_row -= (msg_row - csbi.dwCursorPosition.Y); | |
1219 redrawcmd(); | |
1220 } | |
1221 } | |
1222 } | |
1223 #endif | |
1224 | |
1225 if (cRecords > 0) | |
1226 { | |
1227 if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown) | |
1228 { | |
1229 #ifdef FEAT_MBYTE_IME | |
1230 /* Windows IME sends two '\n's with only one 'ENTER'. First: | |
1231 * wVirtualKeyCode == 13. second: wVirtualKeyCode == 0 */ | |
1232 if (ir.Event.KeyEvent.uChar.UnicodeChar == 0 | |
1233 && ir.Event.KeyEvent.wVirtualKeyCode == 13) | |
1234 { | |
1235 ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
1236 continue; | |
1237 } | |
1238 #endif | |
1239 if (decode_key_event(&ir.Event.KeyEvent, &ch, &ch2, | |
1240 NULL, FALSE)) | |
1241 return TRUE; | |
1242 } | |
1243 | |
1244 ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); | |
1245 | |
1246 if (ir.EventType == FOCUS_EVENT) | |
1247 handle_focus_event(ir); | |
1248 else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) | |
1249 shell_resized(); | |
1250 #ifdef FEAT_MOUSE | |
1251 else if (ir.EventType == MOUSE_EVENT | |
1252 && decode_mouse_event(&ir.Event.MouseEvent)) | |
1253 return TRUE; | |
1254 #endif | |
1255 } | |
1256 else if (msec == 0) | |
1257 break; | |
1258 } | |
1259 | |
1260 #ifdef FEAT_CLIENTSERVER | |
1261 /* Something might have been received while we were waiting. */ | |
1262 if (input_available()) | |
1263 return TRUE; | |
1264 #endif | |
1265 return FALSE; | |
1266 } | |
1267 | |
1268 #ifndef FEAT_GUI_MSWIN | |
1269 /* | |
1270 * return non-zero if a character is available | |
1271 */ | |
1272 int | |
26 | 1273 mch_char_avail(void) |
7 | 1274 { |
1275 return WaitForChar(0L); | |
1276 } | |
1277 #endif | |
1278 | |
1279 /* | |
1280 * Create the console input. Used when reading stdin doesn't work. | |
1281 */ | |
1282 static void | |
1283 create_conin(void) | |
1284 { | |
1285 g_hConIn = CreateFile("CONIN$", GENERIC_READ|GENERIC_WRITE, | |
1286 FILE_SHARE_READ|FILE_SHARE_WRITE, | |
1287 (LPSECURITY_ATTRIBUTES) NULL, | |
840 | 1288 OPEN_EXISTING, 0, (HANDLE)NULL); |
7 | 1289 did_create_conin = TRUE; |
1290 } | |
1291 | |
1292 /* | |
1293 * Get a keystroke or a mouse event | |
1294 */ | |
1295 static char_u | |
1296 tgetch(int *pmodifiers, char_u *pch2) | |
1297 { | |
1298 char_u ch; | |
1299 | |
1300 for (;;) | |
1301 { | |
1302 INPUT_RECORD ir; | |
1303 DWORD cRecords = 0; | |
1304 | |
1305 #ifdef FEAT_CLIENTSERVER | |
1306 (void)WaitForChar(-1L); | |
1307 if (input_available()) | |
1308 return 0; | |
1309 # ifdef FEAT_MOUSE | |
1310 if (g_nMouseClick != -1) | |
1311 return 0; | |
1312 # endif | |
1313 #endif | |
1314 if (ReadConsoleInput(g_hConIn, &ir, 1, &cRecords) == 0) | |
1315 { | |
1316 if (did_create_conin) | |
1317 read_error_exit(); | |
1318 create_conin(); | |
1319 continue; | |
1320 } | |
1321 | |
1322 if (ir.EventType == KEY_EVENT) | |
1323 { | |
1324 if (decode_key_event(&ir.Event.KeyEvent, &ch, pch2, | |
1325 pmodifiers, TRUE)) | |
1326 return ch; | |
1327 } | |
1328 else if (ir.EventType == FOCUS_EVENT) | |
1329 handle_focus_event(ir); | |
1330 else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) | |
1331 shell_resized(); | |
1332 #ifdef FEAT_MOUSE | |
1333 else if (ir.EventType == MOUSE_EVENT) | |
1334 { | |
1335 if (decode_mouse_event(&ir.Event.MouseEvent)) | |
1336 return 0; | |
1337 } | |
1338 #endif | |
1339 } | |
1340 } | |
1341 #endif /* !FEAT_GUI_W32 */ | |
1342 | |
1343 | |
1344 /* | |
1345 * mch_inchar(): low-level input funcion. | |
1346 * Get one or more characters from the keyboard or the mouse. | |
1347 * If time == 0, do not wait for characters. | |
1348 * If time == n, wait a short time for characters. | |
1349 * If time == -1, wait forever for characters. | |
1350 * Returns the number of characters read into buf. | |
1351 */ | |
344 | 1352 /*ARGSUSED*/ |
7 | 1353 int |
1354 mch_inchar( | |
1355 char_u *buf, | |
1356 int maxlen, | |
1357 long time, | |
1358 int tb_change_cnt) | |
1359 { | |
1360 #ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ | |
1361 | |
1362 int len; | |
1363 int c; | |
1364 #define TYPEAHEADLEN 20 | |
1365 static char_u typeahead[TYPEAHEADLEN]; /* previously typed bytes. */ | |
1366 static int typeaheadlen = 0; | |
1367 | |
1368 /* First use any typeahead that was kept because "buf" was too small. */ | |
1369 if (typeaheadlen > 0) | |
1370 goto theend; | |
1371 | |
1372 #ifdef FEAT_SNIFF | |
1373 if (want_sniff_request) | |
1374 { | |
1375 if (sniff_request_waiting) | |
1376 { | |
1377 /* return K_SNIFF */ | |
1378 typeahead[typeaheadlen++] = CSI; | |
1379 typeahead[typeaheadlen++] = (char_u)KS_EXTRA; | |
1380 typeahead[typeaheadlen++] = (char_u)KE_SNIFF; | |
1381 sniff_request_waiting = 0; | |
1382 want_sniff_request = 0; | |
1383 goto theend; | |
1384 } | |
1385 else if (time < 0 || time > 250) | |
1386 { | |
1387 /* don't wait too long, a request might be pending */ | |
1388 time = 250; | |
1389 } | |
1390 } | |
1391 #endif | |
1392 | |
1393 if (time >= 0) | |
1394 { | |
1395 if (!WaitForChar(time)) /* no character available */ | |
1396 return 0; | |
1397 } | |
1398 else /* time == -1, wait forever */ | |
1399 { | |
1400 mch_set_winsize_now(); /* Allow winsize changes from now on */ | |
1401 | |
203 | 1402 /* |
1403 * If there is no character available within 2 seconds (default) | |
1404 * write the autoscript file to disk. Or cause the CursorHold event | |
1405 * to be triggered. | |
1406 */ | |
1407 if (!WaitForChar(p_ut)) | |
7 | 1408 { |
1409 #ifdef FEAT_AUTOCMD | |
609 | 1410 if (trigger_cursorhold() && maxlen >= 3) |
7 | 1411 { |
203 | 1412 buf[0] = K_SPECIAL; |
1413 buf[1] = KS_EXTRA; | |
1414 buf[2] = (int)KE_CURSORHOLD; | |
1415 return 3; | |
7 | 1416 } |
1417 #endif | |
368 | 1418 before_blocking(); |
7 | 1419 } |
1420 } | |
1421 | |
1422 /* | |
1423 * Try to read as many characters as there are, until the buffer is full. | |
1424 */ | |
1425 | |
1426 /* we will get at least one key. Get more if they are available. */ | |
1427 g_fCBrkPressed = FALSE; | |
1428 | |
1429 #ifdef MCH_WRITE_DUMP | |
1430 if (fdDump) | |
1431 fputc('[', fdDump); | |
1432 #endif | |
1433 | |
1434 /* Keep looping until there is something in the typeahead buffer and more | |
1435 * to get and still room in the buffer (up to two bytes for a char and | |
1436 * three bytes for a modifier). */ | |
1437 while ((typeaheadlen == 0 || WaitForChar(0L)) | |
1438 && typeaheadlen + 5 <= TYPEAHEADLEN) | |
1439 { | |
1440 if (typebuf_changed(tb_change_cnt)) | |
1441 { | |
1442 /* "buf" may be invalid now if a client put something in the | |
1443 * typeahead buffer and "buf" is in the typeahead buffer. */ | |
1444 typeaheadlen = 0; | |
1445 break; | |
1446 } | |
1447 #ifdef FEAT_MOUSE | |
1448 if (g_nMouseClick != -1) | |
1449 { | |
1450 # ifdef MCH_WRITE_DUMP | |
1451 if (fdDump) | |
1452 fprintf(fdDump, "{%02x @ %d, %d}", | |
1453 g_nMouseClick, g_xMouse, g_yMouse); | |
1454 # endif | |
1455 typeahead[typeaheadlen++] = ESC + 128; | |
1456 typeahead[typeaheadlen++] = 'M'; | |
1457 typeahead[typeaheadlen++] = g_nMouseClick; | |
1458 typeahead[typeaheadlen++] = g_xMouse + '!'; | |
1459 typeahead[typeaheadlen++] = g_yMouse + '!'; | |
1460 g_nMouseClick = -1; | |
1461 } | |
1462 else | |
1463 #endif | |
1464 { | |
1465 char_u ch2 = NUL; | |
1466 int modifiers = 0; | |
1467 | |
1468 c = tgetch(&modifiers, &ch2); | |
1469 | |
1470 if (typebuf_changed(tb_change_cnt)) | |
1471 { | |
1472 /* "buf" may be invalid now if a client put something in the | |
1473 * typeahead buffer and "buf" is in the typeahead buffer. */ | |
1474 typeaheadlen = 0; | |
1475 break; | |
1476 } | |
1477 | |
1478 if (c == Ctrl_C && ctrl_c_interrupts) | |
1479 { | |
1480 #if defined(FEAT_CLIENTSERVER) | |
1481 trash_input_buf(); | |
1482 #endif | |
1483 got_int = TRUE; | |
1484 } | |
1485 | |
1486 #ifdef FEAT_MOUSE | |
1487 if (g_nMouseClick == -1) | |
1488 #endif | |
1489 { | |
1490 int n = 1; | |
1491 | |
1492 /* A key may have one or two bytes. */ | |
1493 typeahead[typeaheadlen] = c; | |
1494 if (ch2 != NUL) | |
1495 { | |
1496 typeahead[typeaheadlen + 1] = ch2; | |
1497 ++n; | |
1498 } | |
1499 #ifdef FEAT_MBYTE | |
1500 /* Only convert normal characters, not special keys. Need to | |
1501 * convert before applying ALT, otherwise mapping <M-x> breaks | |
1502 * when 'tenc' is set. */ | |
1503 if (input_conv.vc_type != CONV_NONE | |
1504 && (ch2 == NUL || c != K_NUL)) | |
1505 n = convert_input(typeahead + typeaheadlen, n, | |
1506 TYPEAHEADLEN - typeaheadlen); | |
1507 #endif | |
1508 | |
1509 /* Use the ALT key to set the 8th bit of the character | |
1510 * when it's one byte, the 8th bit isn't set yet and not | |
1511 * using a double-byte encoding (would become a lead | |
1512 * byte). */ | |
1513 if ((modifiers & MOD_MASK_ALT) | |
1514 && n == 1 | |
1515 && (typeahead[typeaheadlen] & 0x80) == 0 | |
1516 #ifdef FEAT_MBYTE | |
1517 && !enc_dbcs | |
1518 #endif | |
1519 ) | |
1520 { | |
1443 | 1521 #ifdef FEAT_MBYTE |
1522 n = (*mb_char2bytes)(typeahead[typeaheadlen] | 0x80, | |
1523 typeahead + typeaheadlen); | |
1524 #else | |
7 | 1525 typeahead[typeaheadlen] |= 0x80; |
1443 | 1526 #endif |
7 | 1527 modifiers &= ~MOD_MASK_ALT; |
1528 } | |
1529 | |
1530 if (modifiers != 0) | |
1531 { | |
1532 /* Prepend modifiers to the character. */ | |
1533 mch_memmove(typeahead + typeaheadlen + 3, | |
1534 typeahead + typeaheadlen, n); | |
1535 typeahead[typeaheadlen++] = K_SPECIAL; | |
1536 typeahead[typeaheadlen++] = (char_u)KS_MODIFIER; | |
1537 typeahead[typeaheadlen++] = modifiers; | |
1538 } | |
1539 | |
1540 typeaheadlen += n; | |
1541 | |
1542 #ifdef MCH_WRITE_DUMP | |
1543 if (fdDump) | |
1544 fputc(c, fdDump); | |
1545 #endif | |
1546 } | |
1547 } | |
1548 } | |
1549 | |
1550 #ifdef MCH_WRITE_DUMP | |
1551 if (fdDump) | |
1552 { | |
1553 fputs("]\n", fdDump); | |
1554 fflush(fdDump); | |
1555 } | |
1556 #endif | |
1557 | |
1558 theend: | |
1559 /* Move typeahead to "buf", as much as fits. */ | |
1560 len = 0; | |
1561 while (len < maxlen && typeaheadlen > 0) | |
1562 { | |
1563 buf[len++] = typeahead[0]; | |
1564 mch_memmove(typeahead, typeahead + 1, --typeaheadlen); | |
1565 } | |
1566 return len; | |
1567 | |
1568 #else /* FEAT_GUI_W32 */ | |
1569 return 0; | |
1570 #endif /* FEAT_GUI_W32 */ | |
1571 } | |
1572 | |
1573 #ifndef __MINGW32__ | |
1574 # include <shellapi.h> /* required for FindExecutable() */ | |
1575 #endif | |
1576 | |
9 | 1577 /* |
1578 * Return TRUE if "name" is in $PATH. | |
10 | 1579 * TODO: Should somehow check if it's really executable. |
9 | 1580 */ |
7 | 1581 static int |
1582 executable_exists(char *name) | |
1583 { | |
9 | 1584 char *dum; |
1585 char fname[_MAX_PATH]; | |
1586 | |
1587 #ifdef FEAT_MBYTE | |
1588 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
7 | 1589 { |
1752 | 1590 WCHAR *p = enc_to_utf16(name, NULL); |
9 | 1591 WCHAR fnamew[_MAX_PATH]; |
1592 WCHAR *dumw; | |
1593 long n; | |
1594 | |
1595 if (p != NULL) | |
1596 { | |
1597 n = (long)SearchPathW(NULL, p, NULL, _MAX_PATH, fnamew, &dumw); | |
1598 vim_free(p); | |
1599 if (n > 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
1600 { | |
1601 if (n == 0) | |
1602 return FALSE; | |
1603 if (GetFileAttributesW(fnamew) & FILE_ATTRIBUTE_DIRECTORY) | |
1604 return FALSE; | |
1605 return TRUE; | |
1606 } | |
1607 /* Retry with non-wide function (for Windows 98). */ | |
1608 } | |
7 | 1609 } |
9 | 1610 #endif |
1611 if (SearchPath(NULL, name, NULL, _MAX_PATH, fname, &dum) == 0) | |
1612 return FALSE; | |
1613 if (mch_isdir(fname)) | |
1614 return FALSE; | |
1615 return TRUE; | |
7 | 1616 } |
1617 | |
1618 #ifdef FEAT_GUI_W32 | |
1619 | |
1620 /* | |
1621 * GUI version of mch_init(). | |
1622 */ | |
1623 void | |
26 | 1624 mch_init(void) |
7 | 1625 { |
1626 #ifndef __MINGW32__ | |
1627 extern int _fmode; | |
1628 #endif | |
1629 | |
1630 /* Let critical errors result in a failure, not in a dialog box. Required | |
1631 * for the timestamp test to work on removed floppies. */ | |
1632 SetErrorMode(SEM_FAILCRITICALERRORS); | |
1633 | |
1634 _fmode = O_BINARY; /* we do our own CR-LF translation */ | |
1635 | |
1636 /* Specify window size. Is there a place to get the default from? */ | |
1637 Rows = 25; | |
1638 Columns = 80; | |
1639 | |
1640 /* Look for 'vimrun' */ | |
1641 if (!gui_is_win32s()) | |
1642 { | |
1643 char_u vimrun_location[_MAX_PATH + 4]; | |
1644 | |
1645 /* First try in same directory as gvim.exe */ | |
1646 STRCPY(vimrun_location, exe_name); | |
1647 STRCPY(gettail(vimrun_location), "vimrun.exe"); | |
1648 if (mch_getperm(vimrun_location) >= 0) | |
1649 { | |
1650 if (*skiptowhite(vimrun_location) != NUL) | |
1651 { | |
1652 /* Enclose path with white space in double quotes. */ | |
1653 mch_memmove(vimrun_location + 1, vimrun_location, | |
1654 STRLEN(vimrun_location) + 1); | |
1655 *vimrun_location = '"'; | |
1656 STRCPY(gettail(vimrun_location), "vimrun\" "); | |
1657 } | |
1658 else | |
1659 STRCPY(gettail(vimrun_location), "vimrun "); | |
1660 | |
1661 vimrun_path = (char *)vim_strsave(vimrun_location); | |
1662 s_dont_use_vimrun = FALSE; | |
1663 } | |
1664 else if (executable_exists("vimrun.exe")) | |
1665 s_dont_use_vimrun = FALSE; | |
1666 | |
1667 /* Don't give the warning for a missing vimrun.exe right now, but only | |
1668 * when vimrun was supposed to be used. Don't bother people that do | |
1669 * not need vimrun.exe. */ | |
1670 if (s_dont_use_vimrun) | |
1671 need_vimrun_warning = TRUE; | |
1672 } | |
1673 | |
1674 /* | |
1675 * If "finstr.exe" doesn't exist, use "grep -n" for 'grepprg'. | |
1676 * Otherwise the default "findstr /n" is used. | |
1677 */ | |
1678 if (!executable_exists("findstr.exe")) | |
1679 set_option_value((char_u *)"grepprg", 0, (char_u *)"grep -n", 0); | |
1680 | |
1681 #ifdef FEAT_CLIPBOARD | |
1682 clip_init(TRUE); | |
1683 | |
1684 /* | |
1139 | 1685 * Vim's own clipboard format recognises whether the text is char, line, |
1686 * or rectangular block. Only useful for copying between two Vims. | |
7 | 1687 * "VimClipboard" was used for previous versions, using the first |
1688 * character to specify MCHAR, MLINE or MBLOCK. | |
1689 */ | |
1690 clip_star.format = RegisterClipboardFormat("VimClipboard2"); | |
1691 clip_star.format_raw = RegisterClipboardFormat("VimRawBytes"); | |
1692 #endif | |
1693 } | |
1694 | |
1695 | |
1696 #else /* FEAT_GUI_W32 */ | |
1697 | |
1698 #define SRWIDTH(sr) ((sr).Right - (sr).Left + 1) | |
1699 #define SRHEIGHT(sr) ((sr).Bottom - (sr).Top + 1) | |
1700 | |
1701 /* | |
1702 * ClearConsoleBuffer() | |
1703 * Description: | |
1704 * Clears the entire contents of the console screen buffer, using the | |
1705 * specified attribute. | |
1706 * Returns: | |
1707 * TRUE on success | |
1708 */ | |
1709 static BOOL | |
1710 ClearConsoleBuffer(WORD wAttribute) | |
1711 { | |
1712 CONSOLE_SCREEN_BUFFER_INFO csbi; | |
1713 COORD coord; | |
1714 DWORD NumCells, dummy; | |
1715 | |
1716 if (!GetConsoleScreenBufferInfo(g_hConOut, &csbi)) | |
1717 return FALSE; | |
1718 | |
1719 NumCells = csbi.dwSize.X * csbi.dwSize.Y; | |
1720 coord.X = 0; | |
1721 coord.Y = 0; | |
1722 if (!FillConsoleOutputCharacter(g_hConOut, ' ', NumCells, | |
1723 coord, &dummy)) | |
1724 { | |
1725 return FALSE; | |
1726 } | |
1727 if (!FillConsoleOutputAttribute(g_hConOut, wAttribute, NumCells, | |
1728 coord, &dummy)) | |
1729 { | |
1730 return FALSE; | |
1731 } | |
1732 | |
1733 return TRUE; | |
1734 } | |
1735 | |
1736 /* | |
1737 * FitConsoleWindow() | |
1738 * Description: | |
1739 * Checks if the console window will fit within given buffer dimensions. | |
1740 * Also, if requested, will shrink the window to fit. | |
1741 * Returns: | |
1742 * TRUE on success | |
1743 */ | |
1744 static BOOL | |
1745 FitConsoleWindow( | |
1746 COORD dwBufferSize, | |
1747 BOOL WantAdjust) | |
1748 { | |
1749 CONSOLE_SCREEN_BUFFER_INFO csbi; | |
1750 COORD dwWindowSize; | |
1751 BOOL NeedAdjust = FALSE; | |
1752 | |
1753 if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) | |
1754 { | |
1755 /* | |
1756 * A buffer resize will fail if the current console window does | |
1757 * not lie completely within that buffer. To avoid this, we might | |
1758 * have to move and possibly shrink the window. | |
1759 */ | |
1760 if (csbi.srWindow.Right >= dwBufferSize.X) | |
1761 { | |
1762 dwWindowSize.X = SRWIDTH(csbi.srWindow); | |
1763 if (dwWindowSize.X > dwBufferSize.X) | |
1764 dwWindowSize.X = dwBufferSize.X; | |
1765 csbi.srWindow.Right = dwBufferSize.X - 1; | |
1766 csbi.srWindow.Left = dwBufferSize.X - dwWindowSize.X; | |
1767 NeedAdjust = TRUE; | |
1768 } | |
1769 if (csbi.srWindow.Bottom >= dwBufferSize.Y) | |
1770 { | |
1771 dwWindowSize.Y = SRHEIGHT(csbi.srWindow); | |
1772 if (dwWindowSize.Y > dwBufferSize.Y) | |
1773 dwWindowSize.Y = dwBufferSize.Y; | |
1774 csbi.srWindow.Bottom = dwBufferSize.Y - 1; | |
1775 csbi.srWindow.Top = dwBufferSize.Y - dwWindowSize.Y; | |
1776 NeedAdjust = TRUE; | |
1777 } | |
1778 if (NeedAdjust && WantAdjust) | |
1779 { | |
1780 if (!SetConsoleWindowInfo(g_hConOut, TRUE, &csbi.srWindow)) | |
1781 return FALSE; | |
1782 } | |
1783 return TRUE; | |
1784 } | |
1785 | |
1786 return FALSE; | |
1787 } | |
1788 | |
1789 typedef struct ConsoleBufferStruct | |
1790 { | |
26 | 1791 BOOL IsValid; |
1792 CONSOLE_SCREEN_BUFFER_INFO Info; | |
1793 PCHAR_INFO Buffer; | |
1794 COORD BufferSize; | |
7 | 1795 } ConsoleBuffer; |
1796 | |
1797 /* | |
1798 * SaveConsoleBuffer() | |
1799 * Description: | |
1800 * Saves important information about the console buffer, including the | |
1801 * actual buffer contents. The saved information is suitable for later | |
1802 * restoration by RestoreConsoleBuffer(). | |
1803 * Returns: | |
1804 * TRUE if all information was saved; FALSE otherwise | |
1805 * If FALSE, still sets cb->IsValid if buffer characteristics were saved. | |
1806 */ | |
1807 static BOOL | |
1808 SaveConsoleBuffer( | |
1809 ConsoleBuffer *cb) | |
1810 { | |
1811 DWORD NumCells; | |
1812 COORD BufferCoord; | |
1813 SMALL_RECT ReadRegion; | |
1814 WORD Y, Y_incr; | |
1815 | |
1816 if (cb == NULL) | |
1817 return FALSE; | |
1818 | |
1819 if (!GetConsoleScreenBufferInfo(g_hConOut, &cb->Info)) | |
1820 { | |
1821 cb->IsValid = FALSE; | |
1822 return FALSE; | |
1823 } | |
1824 cb->IsValid = TRUE; | |
1825 | |
1826 /* | |
1827 * Allocate a buffer large enough to hold the entire console screen | |
1828 * buffer. If this ConsoleBuffer structure has already been initialized | |
1829 * with a buffer of the correct size, then just use that one. | |
1830 */ | |
1831 if (!cb->IsValid || cb->Buffer == NULL || | |
1832 cb->BufferSize.X != cb->Info.dwSize.X || | |
1833 cb->BufferSize.Y != cb->Info.dwSize.Y) | |
1834 { | |
1835 cb->BufferSize.X = cb->Info.dwSize.X; | |
1836 cb->BufferSize.Y = cb->Info.dwSize.Y; | |
1837 NumCells = cb->BufferSize.X * cb->BufferSize.Y; | |
1838 if (cb->Buffer != NULL) | |
1839 vim_free(cb->Buffer); | |
1840 cb->Buffer = (PCHAR_INFO)alloc(NumCells * sizeof(CHAR_INFO)); | |
1841 if (cb->Buffer == NULL) | |
1842 return FALSE; | |
1843 } | |
1844 | |
1845 /* | |
1846 * We will now copy the console screen buffer into our buffer. | |
1847 * ReadConsoleOutput() seems to be limited as far as how much you | |
1848 * can read at a time. Empirically, this number seems to be about | |
1849 * 12000 cells (rows * columns). Start at position (0, 0) and copy | |
1850 * in chunks until it is all copied. The chunks will all have the | |
1851 * same horizontal characteristics, so initialize them now. The | |
1852 * height of each chunk will be (12000 / width). | |
1853 */ | |
1854 BufferCoord.X = 0; | |
1855 ReadRegion.Left = 0; | |
1856 ReadRegion.Right = cb->Info.dwSize.X - 1; | |
1857 Y_incr = 12000 / cb->Info.dwSize.X; | |
1858 for (Y = 0; Y < cb->BufferSize.Y; Y += Y_incr) | |
1859 { | |
1860 /* | |
1861 * Read into position (0, Y) in our buffer. | |
1862 */ | |
1863 BufferCoord.Y = Y; | |
1864 /* | |
1865 * Read the region whose top left corner is (0, Y) and whose bottom | |
1866 * right corner is (width - 1, Y + Y_incr - 1). This should define | |
1867 * a region of size width by Y_incr. Don't worry if this region is | |
1868 * too large for the remaining buffer; it will be cropped. | |
1869 */ | |
1870 ReadRegion.Top = Y; | |
1871 ReadRegion.Bottom = Y + Y_incr - 1; | |
1872 if (!ReadConsoleOutput(g_hConOut, /* output handle */ | |
1873 cb->Buffer, /* our buffer */ | |
1874 cb->BufferSize, /* dimensions of our buffer */ | |
1875 BufferCoord, /* offset in our buffer */ | |
1876 &ReadRegion)) /* region to save */ | |
1877 { | |
1878 vim_free(cb->Buffer); | |
1879 cb->Buffer = NULL; | |
1880 return FALSE; | |
1881 } | |
1882 } | |
1883 | |
1884 return TRUE; | |
1885 } | |
1886 | |
1887 /* | |
1888 * RestoreConsoleBuffer() | |
1889 * Description: | |
1890 * Restores important information about the console buffer, including the | |
1891 * actual buffer contents, if desired. The information to restore is in | |
1892 * the same format used by SaveConsoleBuffer(). | |
1893 * Returns: | |
1894 * TRUE on success | |
1895 */ | |
1896 static BOOL | |
1897 RestoreConsoleBuffer( | |
26 | 1898 ConsoleBuffer *cb, |
1899 BOOL RestoreScreen) | |
7 | 1900 { |
1901 COORD BufferCoord; | |
1902 SMALL_RECT WriteRegion; | |
1903 | |
1904 if (cb == NULL || !cb->IsValid) | |
1905 return FALSE; | |
1906 | |
1907 /* | |
1908 * Before restoring the buffer contents, clear the current buffer, and | |
1909 * restore the cursor position and window information. Doing this now | |
1910 * prevents old buffer contents from "flashing" onto the screen. | |
1911 */ | |
1912 if (RestoreScreen) | |
1913 ClearConsoleBuffer(cb->Info.wAttributes); | |
1914 | |
1915 FitConsoleWindow(cb->Info.dwSize, TRUE); | |
1916 if (!SetConsoleScreenBufferSize(g_hConOut, cb->Info.dwSize)) | |
1917 return FALSE; | |
1918 if (!SetConsoleTextAttribute(g_hConOut, cb->Info.wAttributes)) | |
1919 return FALSE; | |
1920 | |
1921 if (!RestoreScreen) | |
1922 { | |
1923 /* | |
1924 * No need to restore the screen buffer contents, so we're done. | |
1925 */ | |
1926 return TRUE; | |
1927 } | |
1928 | |
1929 if (!SetConsoleCursorPosition(g_hConOut, cb->Info.dwCursorPosition)) | |
1930 return FALSE; | |
1931 if (!SetConsoleWindowInfo(g_hConOut, TRUE, &cb->Info.srWindow)) | |
1932 return FALSE; | |
1933 | |
1934 /* | |
1935 * Restore the screen buffer contents. | |
1936 */ | |
1937 if (cb->Buffer != NULL) | |
1938 { | |
1939 BufferCoord.X = 0; | |
1940 BufferCoord.Y = 0; | |
1941 WriteRegion.Left = 0; | |
1942 WriteRegion.Top = 0; | |
1943 WriteRegion.Right = cb->Info.dwSize.X - 1; | |
1944 WriteRegion.Bottom = cb->Info.dwSize.Y - 1; | |
1945 if (!WriteConsoleOutput(g_hConOut, /* output handle */ | |
1946 cb->Buffer, /* our buffer */ | |
1947 cb->BufferSize, /* dimensions of our buffer */ | |
1948 BufferCoord, /* offset in our buffer */ | |
1949 &WriteRegion)) /* region to restore */ | |
1950 { | |
1951 return FALSE; | |
1952 } | |
1953 } | |
1954 | |
1955 return TRUE; | |
1956 } | |
1957 | |
714 | 1958 #define FEAT_RESTORE_ORIG_SCREEN |
7 | 1959 #ifdef FEAT_RESTORE_ORIG_SCREEN |
1960 static ConsoleBuffer g_cbOrig = { 0 }; | |
1961 #endif | |
1962 static ConsoleBuffer g_cbNonTermcap = { 0 }; | |
1963 static ConsoleBuffer g_cbTermcap = { 0 }; | |
1964 | |
1965 #ifdef FEAT_TITLE | |
1966 #ifdef __BORLANDC__ | |
1967 typedef HWND (__stdcall *GETCONSOLEWINDOWPROC)(VOID); | |
1968 #else | |
1969 typedef WINBASEAPI HWND (WINAPI *GETCONSOLEWINDOWPROC)(VOID); | |
1970 #endif | |
1971 char g_szOrigTitle[256] = { 0 }; | |
1972 HWND g_hWnd = NULL; /* also used in os_mswin.c */ | |
1973 static HICON g_hOrigIconSmall = NULL; | |
1974 static HICON g_hOrigIcon = NULL; | |
1975 static HICON g_hVimIcon = NULL; | |
1976 static BOOL g_fCanChangeIcon = FALSE; | |
1977 | |
1978 /* ICON* are not defined in VC++ 4.0 */ | |
1979 #ifndef ICON_SMALL | |
1980 #define ICON_SMALL 0 | |
1981 #endif | |
1982 #ifndef ICON_BIG | |
1983 #define ICON_BIG 1 | |
1984 #endif | |
1985 /* | |
1986 * GetConsoleIcon() | |
1987 * Description: | |
1988 * Attempts to retrieve the small icon and/or the big icon currently in | |
1989 * use by a given window. | |
1990 * Returns: | |
1991 * TRUE on success | |
1992 */ | |
1993 static BOOL | |
1994 GetConsoleIcon( | |
26 | 1995 HWND hWnd, |
1996 HICON *phIconSmall, | |
1997 HICON *phIcon) | |
7 | 1998 { |
1999 if (hWnd == NULL) | |
2000 return FALSE; | |
2001 | |
2002 if (phIconSmall != NULL) | |
26 | 2003 *phIconSmall = (HICON)SendMessage(hWnd, WM_GETICON, |
2004 (WPARAM)ICON_SMALL, (LPARAM)0); | |
7 | 2005 if (phIcon != NULL) |
26 | 2006 *phIcon = (HICON)SendMessage(hWnd, WM_GETICON, |
2007 (WPARAM)ICON_BIG, (LPARAM)0); | |
7 | 2008 return TRUE; |
2009 } | |
2010 | |
2011 /* | |
2012 * SetConsoleIcon() | |
2013 * Description: | |
2014 * Attempts to change the small icon and/or the big icon currently in | |
2015 * use by a given window. | |
2016 * Returns: | |
2017 * TRUE on success | |
2018 */ | |
2019 static BOOL | |
2020 SetConsoleIcon( | |
26 | 2021 HWND hWnd, |
2022 HICON hIconSmall, | |
2023 HICON hIcon) | |
7 | 2024 { |
26 | 2025 HICON hPrevIconSmall; |
2026 HICON hPrevIcon; | |
7 | 2027 |
2028 if (hWnd == NULL) | |
2029 return FALSE; | |
2030 | |
2031 if (hIconSmall != NULL) | |
26 | 2032 hPrevIconSmall = (HICON)SendMessage(hWnd, WM_SETICON, |
2033 (WPARAM)ICON_SMALL, (LPARAM)hIconSmall); | |
7 | 2034 if (hIcon != NULL) |
26 | 2035 hPrevIcon = (HICON)SendMessage(hWnd, WM_SETICON, |
2036 (WPARAM)ICON_BIG,(LPARAM) hIcon); | |
7 | 2037 return TRUE; |
2038 } | |
2039 | |
2040 /* | |
2041 * SaveConsoleTitleAndIcon() | |
2042 * Description: | |
2043 * Saves the current console window title in g_szOrigTitle, for later | |
2044 * restoration. Also, attempts to obtain a handle to the console window, | |
2045 * and use it to save the small and big icons currently in use by the | |
2046 * console window. This is not always possible on some versions of Windows; | |
2047 * nor is it possible when running Vim remotely using Telnet (since the | |
2048 * console window the user sees is owned by a remote process). | |
2049 */ | |
2050 static void | |
2051 SaveConsoleTitleAndIcon(void) | |
2052 { | |
2053 GETCONSOLEWINDOWPROC GetConsoleWindowProc; | |
2054 | |
2055 /* Save the original title. */ | |
2056 if (!GetConsoleTitle(g_szOrigTitle, sizeof(g_szOrigTitle))) | |
2057 return; | |
2058 | |
2059 /* | |
2060 * Obtain a handle to the console window using GetConsoleWindow() from | |
2061 * KERNEL32.DLL; we need to handle in order to change the window icon. | |
2062 * This function only exists on NT-based Windows, starting with Windows | |
2063 * 2000. On older operating systems, we can't change the window icon | |
2064 * anyway. | |
2065 */ | |
2066 if ((GetConsoleWindowProc = (GETCONSOLEWINDOWPROC) | |
2067 GetProcAddress(GetModuleHandle("KERNEL32.DLL"), | |
2068 "GetConsoleWindow")) != NULL) | |
2069 { | |
2070 g_hWnd = (*GetConsoleWindowProc)(); | |
2071 } | |
2072 if (g_hWnd == NULL) | |
2073 return; | |
2074 | |
2075 /* Save the original console window icon. */ | |
2076 GetConsoleIcon(g_hWnd, &g_hOrigIconSmall, &g_hOrigIcon); | |
2077 if (g_hOrigIconSmall == NULL || g_hOrigIcon == NULL) | |
2078 return; | |
2079 | |
2080 /* Extract the first icon contained in the Vim executable. */ | |
2081 g_hVimIcon = ExtractIcon(NULL, exe_name, 0); | |
2082 if (g_hVimIcon != NULL) | |
2083 g_fCanChangeIcon = TRUE; | |
2084 } | |
2085 #endif | |
2086 | |
2087 static int g_fWindInitCalled = FALSE; | |
2088 static int g_fTermcapMode = FALSE; | |
2089 static CONSOLE_CURSOR_INFO g_cci; | |
2090 static DWORD g_cmodein = 0; | |
2091 static DWORD g_cmodeout = 0; | |
2092 | |
2093 /* | |
2094 * non-GUI version of mch_init(). | |
2095 */ | |
2096 void | |
26 | 2097 mch_init(void) |
7 | 2098 { |
2099 #ifndef FEAT_RESTORE_ORIG_SCREEN | |
2100 CONSOLE_SCREEN_BUFFER_INFO csbi; | |
2101 #endif | |
2102 #ifndef __MINGW32__ | |
2103 extern int _fmode; | |
2104 #endif | |
2105 | |
2106 /* Let critical errors result in a failure, not in a dialog box. Required | |
2107 * for the timestamp test to work on removed floppies. */ | |
2108 SetErrorMode(SEM_FAILCRITICALERRORS); | |
2109 | |
2110 _fmode = O_BINARY; /* we do our own CR-LF translation */ | |
2111 out_flush(); | |
2112 | |
2113 /* Obtain handles for the standard Console I/O devices */ | |
2114 if (read_cmd_fd == 0) | |
2115 g_hConIn = GetStdHandle(STD_INPUT_HANDLE); | |
2116 else | |
2117 create_conin(); | |
2118 g_hConOut = GetStdHandle(STD_OUTPUT_HANDLE); | |
2119 | |
2120 #ifdef FEAT_RESTORE_ORIG_SCREEN | |
2121 /* Save the initial console buffer for later restoration */ | |
2122 SaveConsoleBuffer(&g_cbOrig); | |
2123 g_attrCurrent = g_attrDefault = g_cbOrig.Info.wAttributes; | |
2124 #else | |
2125 /* Get current text attributes */ | |
2126 GetConsoleScreenBufferInfo(g_hConOut, &csbi); | |
2127 g_attrCurrent = g_attrDefault = csbi.wAttributes; | |
2128 #endif | |
2129 if (cterm_normal_fg_color == 0) | |
2130 cterm_normal_fg_color = (g_attrCurrent & 0xf) + 1; | |
2131 if (cterm_normal_bg_color == 0) | |
2132 cterm_normal_bg_color = ((g_attrCurrent >> 4) & 0xf) + 1; | |
2133 | |
2134 /* set termcap codes to current text attributes */ | |
2135 update_tcap(g_attrCurrent); | |
2136 | |
2137 GetConsoleCursorInfo(g_hConOut, &g_cci); | |
2138 GetConsoleMode(g_hConIn, &g_cmodein); | |
2139 GetConsoleMode(g_hConOut, &g_cmodeout); | |
2140 | |
2141 #ifdef FEAT_TITLE | |
2142 SaveConsoleTitleAndIcon(); | |
2143 /* | |
2144 * Set both the small and big icons of the console window to Vim's icon. | |
2145 * Note that Vim presently only has one size of icon (32x32), but it | |
2146 * automatically gets scaled down to 16x16 when setting the small icon. | |
2147 */ | |
2148 if (g_fCanChangeIcon) | |
2149 SetConsoleIcon(g_hWnd, g_hVimIcon, g_hVimIcon); | |
2150 #endif | |
2151 | |
2152 ui_get_shellsize(); | |
2153 | |
2154 #ifdef MCH_WRITE_DUMP | |
2155 fdDump = fopen("dump", "wt"); | |
2156 | |
2157 if (fdDump) | |
2158 { | |
2159 time_t t; | |
2160 | |
2161 time(&t); | |
2162 fputs(ctime(&t), fdDump); | |
2163 fflush(fdDump); | |
2164 } | |
2165 #endif | |
2166 | |
2167 g_fWindInitCalled = TRUE; | |
2168 | |
2169 #ifdef FEAT_MOUSE | |
2170 g_fMouseAvail = GetSystemMetrics(SM_MOUSEPRESENT); | |
2171 #endif | |
2172 | |
2173 #ifdef FEAT_CLIPBOARD | |
2174 clip_init(TRUE); | |
2175 | |
2176 /* | |
2177 * Vim's own clipboard format recognises whether the text is char, line, or | |
2178 * rectangular block. Only useful for copying between two Vims. | |
2179 * "VimClipboard" was used for previous versions, using the first | |
2180 * character to specify MCHAR, MLINE or MBLOCK. | |
2181 */ | |
2182 clip_star.format = RegisterClipboardFormat("VimClipboard2"); | |
2183 clip_star.format_raw = RegisterClipboardFormat("VimRawBytes"); | |
2184 #endif | |
2185 | |
2186 /* This will be NULL on anything but NT 4.0 */ | |
2187 s_pfnGetConsoleKeyboardLayoutName = | |
2188 (PFNGCKLN) GetProcAddress(GetModuleHandle("kernel32.dll"), | |
2189 "GetConsoleKeyboardLayoutNameA"); | |
2190 } | |
2191 | |
2192 /* | |
2193 * non-GUI version of mch_exit(). | |
2194 * Shut down and exit with status `r' | |
2195 * Careful: mch_exit() may be called before mch_init()! | |
2196 */ | |
2197 void | |
2198 mch_exit(int r) | |
2199 { | |
2200 stoptermcap(); | |
2201 | |
2202 if (g_fWindInitCalled) | |
2203 settmode(TMODE_COOK); | |
2204 | |
2205 ml_close_all(TRUE); /* remove all memfiles */ | |
2206 | |
2207 if (g_fWindInitCalled) | |
2208 { | |
2209 #ifdef FEAT_TITLE | |
2210 mch_restore_title(3); | |
2211 /* | |
2212 * Restore both the small and big icons of the console window to | |
2213 * what they were at startup. Don't do this when the window is | |
2214 * closed, Vim would hang here. | |
2215 */ | |
2216 if (g_fCanChangeIcon && !g_fForceExit) | |
2217 SetConsoleIcon(g_hWnd, g_hOrigIconSmall, g_hOrigIcon); | |
2218 #endif | |
2219 | |
2220 #ifdef MCH_WRITE_DUMP | |
2221 if (fdDump) | |
2222 { | |
2223 time_t t; | |
2224 | |
2225 time(&t); | |
2226 fputs(ctime(&t), fdDump); | |
2227 fclose(fdDump); | |
2228 } | |
2229 fdDump = NULL; | |
2230 #endif | |
2231 } | |
2232 | |
2233 SetConsoleCursorInfo(g_hConOut, &g_cci); | |
2234 SetConsoleMode(g_hConIn, g_cmodein); | |
2235 SetConsoleMode(g_hConOut, g_cmodeout); | |
2236 | |
2237 #ifdef DYNAMIC_GETTEXT | |
2238 dyn_libintl_end(); | |
2239 #endif | |
2240 | |
2241 exit(r); | |
2242 } | |
2243 #endif /* !FEAT_GUI_W32 */ | |
2244 | |
2245 /* | |
2246 * Do we have an interactive window? | |
2247 */ | |
323 | 2248 /*ARGSUSED*/ |
7 | 2249 int |
2250 mch_check_win( | |
2251 int argc, | |
2252 char **argv) | |
2253 { | |
2254 get_exe_name(); | |
2255 | |
2256 #ifdef FEAT_GUI_W32 | |
2257 return OK; /* GUI always has a tty */ | |
2258 #else | |
2259 if (isatty(1)) | |
2260 return OK; | |
2261 return FAIL; | |
2262 #endif | |
2263 } | |
2264 | |
2265 | |
2266 /* | |
2267 * fname_case(): Set the case of the file name, if it already exists. | |
2268 * When "len" is > 0, also expand short to long filenames. | |
2269 */ | |
2270 void | |
2271 fname_case( | |
2272 char_u *name, | |
2273 int len) | |
2274 { | |
2275 char szTrueName[_MAX_PATH + 2]; | |
2276 char *ptrue, *ptruePrev; | |
2277 char *porig, *porigPrev; | |
2278 int flen; | |
2279 WIN32_FIND_DATA fb; | |
2280 HANDLE hFind; | |
2281 int c; | |
2282 | |
434 | 2283 flen = (int)STRLEN(name); |
7 | 2284 if (flen == 0 || flen > _MAX_PATH) |
2285 return; | |
2286 | |
2287 slash_adjust(name); | |
2288 | |
2289 /* Build the new name in szTrueName[] one component at a time. */ | |
2290 porig = name; | |
2291 ptrue = szTrueName; | |
2292 | |
2293 if (isalpha(porig[0]) && porig[1] == ':') | |
2294 { | |
2295 /* copy leading drive letter */ | |
2296 *ptrue++ = *porig++; | |
2297 *ptrue++ = *porig++; | |
2298 *ptrue = NUL; /* in case nothing follows */ | |
2299 } | |
2300 | |
2301 while (*porig != NUL) | |
2302 { | |
2303 /* copy \ characters */ | |
2304 while (*porig == psepc) | |
2305 *ptrue++ = *porig++; | |
2306 | |
2307 ptruePrev = ptrue; | |
2308 porigPrev = porig; | |
2309 while (*porig != NUL && *porig != psepc) | |
2310 { | |
2311 #ifdef FEAT_MBYTE | |
2312 int l; | |
2313 | |
2314 if (enc_dbcs) | |
2315 { | |
474 | 2316 l = (*mb_ptr2len)(porig); |
7 | 2317 while (--l >= 0) |
2318 *ptrue++ = *porig++; | |
2319 } | |
2320 else | |
2321 #endif | |
2322 *ptrue++ = *porig++; | |
2323 } | |
2324 *ptrue = NUL; | |
2325 | |
2326 /* Skip "", "." and "..". */ | |
2327 if (ptrue > ptruePrev | |
2328 && (ptruePrev[0] != '.' | |
2329 || (ptruePrev[1] != NUL | |
2330 && (ptruePrev[1] != '.' || ptruePrev[2] != NUL))) | |
2331 && (hFind = FindFirstFile(szTrueName, &fb)) | |
2332 != INVALID_HANDLE_VALUE) | |
2333 { | |
2334 c = *porig; | |
2335 *porig = NUL; | |
2336 | |
2337 /* Only use the match when it's the same name (ignoring case) or | |
2338 * expansion is allowed and there is a match with the short name | |
2339 * and there is enough room. */ | |
2340 if (_stricoll(porigPrev, fb.cFileName) == 0 | |
2341 || (len > 0 | |
2342 && (_stricoll(porigPrev, fb.cAlternateFileName) == 0 | |
2343 && (int)(ptruePrev - szTrueName) | |
2344 + (int)strlen(fb.cFileName) < len))) | |
2345 { | |
2346 STRCPY(ptruePrev, fb.cFileName); | |
2347 | |
2348 /* Look for exact match and prefer it if found. Must be a | |
2349 * long name, otherwise there would be only one match. */ | |
2350 while (FindNextFile(hFind, &fb)) | |
2351 { | |
2352 if (*fb.cAlternateFileName != NUL | |
2353 && (strcoll(porigPrev, fb.cFileName) == 0 | |
2354 || (len > 0 | |
2355 && (_stricoll(porigPrev, | |
2356 fb.cAlternateFileName) == 0 | |
2357 && (int)(ptruePrev - szTrueName) | |
2358 + (int)strlen(fb.cFileName) < len)))) | |
2359 { | |
2360 STRCPY(ptruePrev, fb.cFileName); | |
2361 break; | |
2362 } | |
2363 } | |
2364 } | |
2365 FindClose(hFind); | |
2366 *porig = c; | |
2367 ptrue = ptruePrev + strlen(ptruePrev); | |
2368 } | |
2369 } | |
2370 | |
2371 STRCPY(name, szTrueName); | |
2372 } | |
2373 | |
2374 | |
2375 /* | |
2376 * Insert user name in s[len]. | |
2377 */ | |
2378 int | |
2379 mch_get_user_name( | |
26 | 2380 char_u *s, |
2381 int len) | |
7 | 2382 { |
1414 | 2383 char szUserName[256 + 1]; /* UNLEN is 256 */ |
7 | 2384 DWORD cch = sizeof szUserName; |
2385 | |
2386 if (GetUserName(szUserName, &cch)) | |
2387 { | |
417 | 2388 vim_strncpy(s, szUserName, len - 1); |
7 | 2389 return OK; |
2390 } | |
2391 s[0] = NUL; | |
2392 return FAIL; | |
2393 } | |
2394 | |
2395 | |
2396 /* | |
2397 * Insert host name in s[len]. | |
2398 */ | |
2399 void | |
2400 mch_get_host_name( | |
2401 char_u *s, | |
2402 int len) | |
2403 { | |
2404 DWORD cch = len; | |
2405 | |
2406 if (!GetComputerName(s, &cch)) | |
417 | 2407 vim_strncpy(s, "PC (Win32 Vim)", len - 1); |
7 | 2408 } |
2409 | |
2410 | |
2411 /* | |
2412 * return process ID | |
2413 */ | |
2414 long | |
26 | 2415 mch_get_pid(void) |
7 | 2416 { |
2417 return (long)GetCurrentProcessId(); | |
2418 } | |
2419 | |
2420 | |
2421 /* | |
2422 * Get name of current directory into buffer 'buf' of length 'len' bytes. | |
2423 * Return OK for success, FAIL for failure. | |
2424 */ | |
2425 int | |
2426 mch_dirname( | |
2427 char_u *buf, | |
2428 int len) | |
2429 { | |
2430 /* | |
2431 * Originally this was: | |
2432 * return (getcwd(buf, len) != NULL ? OK : FAIL); | |
2433 * But the Win32s known bug list says that getcwd() doesn't work | |
2434 * so use the Win32 system call instead. <Negri> | |
2435 */ | |
2436 #ifdef FEAT_MBYTE | |
2437 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
2438 { | |
2439 WCHAR wbuf[_MAX_PATH + 1]; | |
2440 | |
2441 if (GetCurrentDirectoryW(_MAX_PATH, wbuf) != 0) | |
2442 { | |
1752 | 2443 char_u *p = utf16_to_enc(wbuf, NULL); |
7 | 2444 |
2445 if (p != NULL) | |
2446 { | |
417 | 2447 vim_strncpy(buf, p, len - 1); |
7 | 2448 vim_free(p); |
2449 return OK; | |
2450 } | |
2451 } | |
2452 /* Retry with non-wide function (for Windows 98). */ | |
2453 } | |
2454 #endif | |
2455 return (GetCurrentDirectory(len, buf) != 0 ? OK : FAIL); | |
2456 } | |
2457 | |
2458 /* | |
2459 * get file permissions for `name' | |
2460 * -1 : error | |
2461 * else FILE_ATTRIBUTE_* defined in winnt.h | |
2462 */ | |
2463 long | |
26 | 2464 mch_getperm(char_u *name) |
7 | 2465 { |
2466 #ifdef FEAT_MBYTE | |
2467 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
2468 { | |
1752 | 2469 WCHAR *p = enc_to_utf16(name, NULL); |
7 | 2470 long n; |
2471 | |
2472 if (p != NULL) | |
2473 { | |
2474 n = (long)GetFileAttributesW(p); | |
2475 vim_free(p); | |
2476 if (n >= 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
2477 return n; | |
2478 /* Retry with non-wide function (for Windows 98). */ | |
2479 } | |
2480 } | |
2481 #endif | |
2482 return (long)GetFileAttributes((char *)name); | |
2483 } | |
2484 | |
2485 | |
2486 /* | |
2487 * set file permission for `name' to `perm' | |
2488 */ | |
2489 int | |
2490 mch_setperm( | |
26 | 2491 char_u *name, |
2492 long perm) | |
7 | 2493 { |
2494 perm |= FILE_ATTRIBUTE_ARCHIVE; /* file has changed, set archive bit */ | |
2495 #ifdef FEAT_MBYTE | |
2496 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
2497 { | |
1752 | 2498 WCHAR *p = enc_to_utf16(name, NULL); |
7 | 2499 long n; |
2500 | |
2501 if (p != NULL) | |
2502 { | |
2503 n = (long)SetFileAttributesW(p, perm); | |
2504 vim_free(p); | |
2505 if (n || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
2506 return n ? OK : FAIL; | |
2507 /* Retry with non-wide function (for Windows 98). */ | |
2508 } | |
2509 } | |
2510 #endif | |
2511 return SetFileAttributes((char *)name, perm) ? OK : FAIL; | |
2512 } | |
2513 | |
2514 /* | |
2515 * Set hidden flag for "name". | |
2516 */ | |
2517 void | |
2518 mch_hide(char_u *name) | |
2519 { | |
2520 int perm; | |
2521 #ifdef FEAT_MBYTE | |
2522 WCHAR *p = NULL; | |
2523 | |
2524 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
1752 | 2525 p = enc_to_utf16(name, NULL); |
7 | 2526 #endif |
2527 | |
2528 #ifdef FEAT_MBYTE | |
2529 if (p != NULL) | |
2530 { | |
2531 perm = GetFileAttributesW(p); | |
2532 if (perm < 0 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) | |
2533 { | |
2534 /* Retry with non-wide function (for Windows 98). */ | |
2535 vim_free(p); | |
2536 p = NULL; | |
2537 } | |
2538 } | |
2539 if (p == NULL) | |
2540 #endif | |
2541 perm = GetFileAttributes((char *)name); | |
2542 if (perm >= 0) | |
2543 { | |
2544 perm |= FILE_ATTRIBUTE_HIDDEN; | |
2545 #ifdef FEAT_MBYTE | |
2546 if (p != NULL) | |
2547 { | |
2548 if (SetFileAttributesW(p, perm) == 0 | |
2549 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) | |
2550 { | |
2551 /* Retry with non-wide function (for Windows 98). */ | |
2552 vim_free(p); | |
2553 p = NULL; | |
2554 } | |
2555 } | |
2556 if (p == NULL) | |
2557 #endif | |
2558 SetFileAttributes((char *)name, perm); | |
2559 } | |
2560 #ifdef FEAT_MBYTE | |
2561 vim_free(p); | |
2562 #endif | |
2563 } | |
2564 | |
2565 /* | |
2566 * return TRUE if "name" is a directory | |
2567 * return FALSE if "name" is not a directory or upon error | |
2568 */ | |
2569 int | |
2570 mch_isdir(char_u *name) | |
2571 { | |
2572 int f = mch_getperm(name); | |
2573 | |
2574 if (f == -1) | |
2575 return FALSE; /* file does not exist at all */ | |
2576 | |
2577 return (f & FILE_ATTRIBUTE_DIRECTORY) != 0; | |
2578 } | |
2579 | |
2580 /* | |
696 | 2581 * Return TRUE if file "fname" has more than one link. |
2582 */ | |
2583 int | |
2584 mch_is_linked(char_u *fname) | |
2585 { | |
2586 HANDLE hFile; | |
2587 int res = 0; | |
2588 BY_HANDLE_FILE_INFORMATION inf; | |
2589 #ifdef FEAT_MBYTE | |
2590 WCHAR *wn = NULL; | |
2591 | |
2592 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
1752 | 2593 wn = enc_to_utf16(fname, NULL); |
696 | 2594 if (wn != NULL) |
2595 { | |
2596 hFile = CreateFileW(wn, /* file name */ | |
2597 GENERIC_READ, /* access mode */ | |
2598 0, /* share mode */ | |
2599 NULL, /* security descriptor */ | |
2600 OPEN_EXISTING, /* creation disposition */ | |
2601 0, /* file attributes */ | |
2602 NULL); /* handle to template file */ | |
2603 if (hFile == INVALID_HANDLE_VALUE | |
2604 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) | |
2605 { | |
2606 /* Retry with non-wide function (for Windows 98). */ | |
2607 vim_free(wn); | |
2608 wn = NULL; | |
2609 } | |
2610 } | |
2611 if (wn == NULL) | |
2612 #endif | |
2613 hFile = CreateFile(fname, /* file name */ | |
2614 GENERIC_READ, /* access mode */ | |
2615 0, /* share mode */ | |
2616 NULL, /* security descriptor */ | |
2617 OPEN_EXISTING, /* creation disposition */ | |
2618 0, /* file attributes */ | |
2619 NULL); /* handle to template file */ | |
2620 | |
2621 if (hFile != INVALID_HANDLE_VALUE) | |
2622 { | |
2623 if (GetFileInformationByHandle(hFile, &inf) != 0 | |
2624 && inf.nNumberOfLinks > 1) | |
2625 res = 1; | |
2626 CloseHandle(hFile); | |
2627 } | |
2628 | |
2629 #ifdef FEAT_MBYTE | |
2630 vim_free(wn); | |
2631 #endif | |
2632 return res; | |
2633 } | |
2634 | |
2635 /* | |
7 | 2636 * Return TRUE if file or directory "name" is writable (not readonly). |
2637 * Strange semantics of Win32: a readonly directory is writable, but you can't | |
2638 * delete a file. Let's say this means it is writable. | |
2639 */ | |
2640 int | |
2641 mch_writable(char_u *name) | |
2642 { | |
2643 int perm = mch_getperm(name); | |
2644 | |
2645 return (perm != -1 && (!(perm & FILE_ATTRIBUTE_READONLY) | |
2646 || (perm & FILE_ATTRIBUTE_DIRECTORY))); | |
2647 } | |
2648 | |
2649 /* | |
2650 * Return 1 if "name" can be executed, 0 if not. | |
2651 * Return -1 if unknown. | |
2652 */ | |
2653 int | |
2654 mch_can_exe(char_u *name) | |
2655 { | |
10 | 2656 char_u buf[_MAX_PATH]; |
835 | 2657 int len = (int)STRLEN(name); |
10 | 2658 char_u *p; |
2659 | |
2660 if (len >= _MAX_PATH) /* safety check */ | |
2661 return FALSE; | |
2662 | |
2663 /* If there already is an extension try using the name directly. Also do | |
2664 * this with a Unix-shell like 'shell'. */ | |
2665 if (vim_strchr(gettail(name), '.') != NULL | |
2666 || strstr((char *)gettail(p_sh), "sh") != NULL) | |
2667 if (executable_exists((char *)name)) | |
2668 return TRUE; | |
2669 | |
2670 /* | |
2671 * Loop over all extensions in $PATHEXT. | |
2672 */ | |
417 | 2673 vim_strncpy(buf, name, _MAX_PATH - 1); |
10 | 2674 p = mch_getenv("PATHEXT"); |
2675 if (p == NULL) | |
2676 p = (char_u *)".com;.exe;.bat;.cmd"; | |
2677 while (*p) | |
2678 { | |
2679 if (p[0] == '.' && (p[1] == NUL || p[1] == ';')) | |
2680 { | |
2681 /* A single "." means no extension is added. */ | |
2682 buf[len] = NUL; | |
2683 ++p; | |
2684 if (*p) | |
2685 ++p; | |
2686 } | |
2687 else | |
2688 copy_option_part(&p, buf + len, _MAX_PATH - len, ";"); | |
2689 if (executable_exists((char *)buf)) | |
2690 return TRUE; | |
2691 } | |
2692 return FALSE; | |
7 | 2693 } |
2694 | |
2695 /* | |
2696 * Check what "name" is: | |
2697 * NODE_NORMAL: file or directory (or doesn't exist) | |
2698 * NODE_WRITABLE: writable device, socket, fifo, etc. | |
2699 * NODE_OTHER: non-writable things | |
2700 */ | |
2701 int | |
2702 mch_nodetype(char_u *name) | |
2703 { | |
2704 HANDLE hFile; | |
2705 int type; | |
2706 | |
1004 | 2707 /* We can't open a file with a name "\\.\con" or "\\.\prn" and trying to |
2708 * read from it later will cause Vim to hang. Thus return NODE_WRITABLE | |
2709 * here. */ | |
2710 if (STRNCMP(name, "\\\\.\\", 4) == 0) | |
2711 return NODE_WRITABLE; | |
2712 | |
7 | 2713 hFile = CreateFile(name, /* file name */ |
2714 GENERIC_WRITE, /* access mode */ | |
2715 0, /* share mode */ | |
2716 NULL, /* security descriptor */ | |
2717 OPEN_EXISTING, /* creation disposition */ | |
2718 0, /* file attributes */ | |
2719 NULL); /* handle to template file */ | |
2720 | |
2721 if (hFile == INVALID_HANDLE_VALUE) | |
2722 return NODE_NORMAL; | |
2723 | |
2724 type = GetFileType(hFile); | |
2725 CloseHandle(hFile); | |
2726 if (type == FILE_TYPE_CHAR) | |
2727 return NODE_WRITABLE; | |
2728 if (type == FILE_TYPE_DISK) | |
2729 return NODE_NORMAL; | |
2730 return NODE_OTHER; | |
2731 } | |
2732 | |
2733 #ifdef HAVE_ACL | |
2734 struct my_acl | |
2735 { | |
2736 PSECURITY_DESCRIPTOR pSecurityDescriptor; | |
2737 PSID pSidOwner; | |
2738 PSID pSidGroup; | |
2739 PACL pDacl; | |
2740 PACL pSacl; | |
2741 }; | |
2742 #endif | |
2743 | |
2744 /* | |
2745 * Return a pointer to the ACL of file "fname" in allocated memory. | |
2746 * Return NULL if the ACL is not available for whatever reason. | |
2747 */ | |
2748 vim_acl_T | |
26 | 2749 mch_get_acl(char_u *fname) |
7 | 2750 { |
2751 #ifndef HAVE_ACL | |
2752 return (vim_acl_T)NULL; | |
2753 #else | |
2754 struct my_acl *p = NULL; | |
2755 | |
2756 /* This only works on Windows NT and 2000. */ | |
2757 if (g_PlatformId == VER_PLATFORM_WIN32_NT && advapi_lib != NULL) | |
2758 { | |
2759 p = (struct my_acl *)alloc_clear((unsigned)sizeof(struct my_acl)); | |
2760 if (p != NULL) | |
2761 { | |
2762 if (pGetNamedSecurityInfo( | |
2763 (LPTSTR)fname, // Abstract filename | |
2764 SE_FILE_OBJECT, // File Object | |
2765 // Retrieve the entire security descriptor. | |
2766 OWNER_SECURITY_INFORMATION | | |
2767 GROUP_SECURITY_INFORMATION | | |
2768 DACL_SECURITY_INFORMATION | | |
2769 SACL_SECURITY_INFORMATION, | |
2770 &p->pSidOwner, // Ownership information. | |
2771 &p->pSidGroup, // Group membership. | |
2772 &p->pDacl, // Discretionary information. | |
2773 &p->pSacl, // For auditing purposes. | |
2774 &p->pSecurityDescriptor | |
2775 ) != ERROR_SUCCESS) | |
2776 { | |
2777 mch_free_acl((vim_acl_T)p); | |
2778 p = NULL; | |
2779 } | |
2780 } | |
2781 } | |
2782 | |
2783 return (vim_acl_T)p; | |
2784 #endif | |
2785 } | |
2786 | |
2787 /* | |
2788 * Set the ACL of file "fname" to "acl" (unless it's NULL). | |
2789 * Errors are ignored. | |
2790 * This must only be called with "acl" equal to what mch_get_acl() returned. | |
2791 */ | |
2792 void | |
26 | 2793 mch_set_acl(char_u *fname, vim_acl_T acl) |
7 | 2794 { |
2795 #ifdef HAVE_ACL | |
2796 struct my_acl *p = (struct my_acl *)acl; | |
2797 | |
2798 if (p != NULL && advapi_lib != NULL) | |
2799 (void)pSetNamedSecurityInfo( | |
2800 (LPTSTR)fname, // Abstract filename | |
2801 SE_FILE_OBJECT, // File Object | |
2802 // Retrieve the entire security descriptor. | |
2803 OWNER_SECURITY_INFORMATION | | |
2804 GROUP_SECURITY_INFORMATION | | |
2805 DACL_SECURITY_INFORMATION | | |
2806 SACL_SECURITY_INFORMATION, | |
2807 p->pSidOwner, // Ownership information. | |
2808 p->pSidGroup, // Group membership. | |
2809 p->pDacl, // Discretionary information. | |
2810 p->pSacl // For auditing purposes. | |
2811 ); | |
2812 #endif | |
2813 } | |
2814 | |
2815 void | |
26 | 2816 mch_free_acl(vim_acl_T acl) |
7 | 2817 { |
2818 #ifdef HAVE_ACL | |
2819 struct my_acl *p = (struct my_acl *)acl; | |
2820 | |
2821 if (p != NULL) | |
2822 { | |
2823 LocalFree(p->pSecurityDescriptor); // Free the memory just in case | |
2824 vim_free(p); | |
2825 } | |
2826 #endif | |
2827 } | |
2828 | |
2829 #ifndef FEAT_GUI_W32 | |
2830 | |
2831 /* | |
2832 * handler for ctrl-break, ctrl-c interrupts, and fatal events. | |
2833 */ | |
2834 static BOOL WINAPI | |
2835 handler_routine( | |
2836 DWORD dwCtrlType) | |
2837 { | |
2838 switch (dwCtrlType) | |
2839 { | |
2840 case CTRL_C_EVENT: | |
2841 if (ctrl_c_interrupts) | |
2842 g_fCtrlCPressed = TRUE; | |
2843 return TRUE; | |
2844 | |
2845 case CTRL_BREAK_EVENT: | |
2846 g_fCBrkPressed = TRUE; | |
2847 return TRUE; | |
2848 | |
2849 /* fatal events: shut down gracefully */ | |
2850 case CTRL_CLOSE_EVENT: | |
2851 case CTRL_LOGOFF_EVENT: | |
2852 case CTRL_SHUTDOWN_EVENT: | |
2853 windgoto((int)Rows - 1, 0); | |
2854 g_fForceExit = TRUE; | |
2855 | |
1569 | 2856 vim_snprintf((char *)IObuff, IOSIZE, _("Vim: Caught %s event\n"), |
7 | 2857 (dwCtrlType == CTRL_CLOSE_EVENT |
2858 ? _("close") | |
2859 : dwCtrlType == CTRL_LOGOFF_EVENT | |
2860 ? _("logoff") | |
2861 : _("shutdown"))); | |
2862 #ifdef DEBUG | |
2863 OutputDebugString(IObuff); | |
2864 #endif | |
2865 | |
2866 preserve_exit(); /* output IObuff, preserve files and exit */ | |
2867 | |
2868 return TRUE; /* not reached */ | |
2869 | |
2870 default: | |
2871 return FALSE; | |
2872 } | |
2873 } | |
2874 | |
2875 | |
2876 /* | |
2877 * set the tty in (raw) ? "raw" : "cooked" mode | |
2878 */ | |
2879 void | |
26 | 2880 mch_settmode(int tmode) |
7 | 2881 { |
2882 DWORD cmodein; | |
2883 DWORD cmodeout; | |
2884 BOOL bEnableHandler; | |
2885 | |
2886 GetConsoleMode(g_hConIn, &cmodein); | |
2887 GetConsoleMode(g_hConOut, &cmodeout); | |
2888 if (tmode == TMODE_RAW) | |
2889 { | |
2890 cmodein &= ~(ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | | |
2891 ENABLE_ECHO_INPUT); | |
2892 #ifdef FEAT_MOUSE | |
2893 if (g_fMouseActive) | |
2894 cmodein |= ENABLE_MOUSE_INPUT; | |
2895 #endif | |
2896 cmodeout &= ~(ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT); | |
2897 bEnableHandler = TRUE; | |
2898 } | |
2899 else /* cooked */ | |
2900 { | |
2901 cmodein |= (ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | | |
2902 ENABLE_ECHO_INPUT); | |
2903 cmodeout |= (ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT); | |
2904 bEnableHandler = FALSE; | |
2905 } | |
2906 SetConsoleMode(g_hConIn, cmodein); | |
2907 SetConsoleMode(g_hConOut, cmodeout); | |
2908 SetConsoleCtrlHandler(handler_routine, bEnableHandler); | |
2909 | |
2910 #ifdef MCH_WRITE_DUMP | |
2911 if (fdDump) | |
2912 { | |
2913 fprintf(fdDump, "mch_settmode(%s, in = %x, out = %x)\n", | |
2914 tmode == TMODE_RAW ? "raw" : | |
2915 tmode == TMODE_COOK ? "cooked" : "normal", | |
2916 cmodein, cmodeout); | |
2917 fflush(fdDump); | |
2918 } | |
2919 #endif | |
2920 } | |
2921 | |
2922 | |
2923 /* | |
2924 * Get the size of the current window in `Rows' and `Columns' | |
2925 * Return OK when size could be determined, FAIL otherwise. | |
2926 */ | |
2927 int | |
26 | 2928 mch_get_shellsize(void) |
7 | 2929 { |
2930 CONSOLE_SCREEN_BUFFER_INFO csbi; | |
2931 | |
2932 if (!g_fTermcapMode && g_cbTermcap.IsValid) | |
2933 { | |
2934 /* | |
2935 * For some reason, we are trying to get the screen dimensions | |
2936 * even though we are not in termcap mode. The 'Rows' and 'Columns' | |
2937 * variables are really intended to mean the size of Vim screen | |
2938 * while in termcap mode. | |
2939 */ | |
2940 Rows = g_cbTermcap.Info.dwSize.Y; | |
2941 Columns = g_cbTermcap.Info.dwSize.X; | |
2942 } | |
2943 else if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) | |
2944 { | |
2945 Rows = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; | |
2946 Columns = csbi.srWindow.Right - csbi.srWindow.Left + 1; | |
2947 } | |
2948 else | |
2949 { | |
2950 Rows = 25; | |
2951 Columns = 80; | |
2952 } | |
2953 return OK; | |
2954 } | |
2955 | |
2956 /* | |
2957 * Set a console window to `xSize' * `ySize' | |
2958 */ | |
2959 static void | |
2960 ResizeConBufAndWindow( | |
26 | 2961 HANDLE hConsole, |
2962 int xSize, | |
2963 int ySize) | |
7 | 2964 { |
2965 CONSOLE_SCREEN_BUFFER_INFO csbi; /* hold current console buffer info */ | |
2966 SMALL_RECT srWindowRect; /* hold the new console size */ | |
2967 COORD coordScreen; | |
2968 | |
2969 #ifdef MCH_WRITE_DUMP | |
2970 if (fdDump) | |
2971 { | |
2972 fprintf(fdDump, "ResizeConBufAndWindow(%d, %d)\n", xSize, ySize); | |
2973 fflush(fdDump); | |
2974 } | |
2975 #endif | |
2976 | |
2977 /* get the largest size we can size the console window to */ | |
2978 coordScreen = GetLargestConsoleWindowSize(hConsole); | |
2979 | |
2980 /* define the new console window size and scroll position */ | |
2981 srWindowRect.Left = srWindowRect.Top = (SHORT) 0; | |
2982 srWindowRect.Right = (SHORT) (min(xSize, coordScreen.X) - 1); | |
2983 srWindowRect.Bottom = (SHORT) (min(ySize, coordScreen.Y) - 1); | |
2984 | |
2985 if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) | |
2986 { | |
2987 int sx, sy; | |
2988 | |
2989 sx = csbi.srWindow.Right - csbi.srWindow.Left + 1; | |
2990 sy = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; | |
2991 if (sy < ySize || sx < xSize) | |
2992 { | |
2993 /* | |
2994 * Increasing number of lines/columns, do buffer first. | |
2995 * Use the maximal size in x and y direction. | |
2996 */ | |
2997 if (sy < ySize) | |
2998 coordScreen.Y = ySize; | |
2999 else | |
3000 coordScreen.Y = sy; | |
3001 if (sx < xSize) | |
3002 coordScreen.X = xSize; | |
3003 else | |
3004 coordScreen.X = sx; | |
3005 SetConsoleScreenBufferSize(hConsole, coordScreen); | |
3006 } | |
3007 } | |
3008 | |
3009 if (!SetConsoleWindowInfo(g_hConOut, TRUE, &srWindowRect)) | |
3010 { | |
3011 #ifdef MCH_WRITE_DUMP | |
3012 if (fdDump) | |
3013 { | |
3014 fprintf(fdDump, "SetConsoleWindowInfo failed: %lx\n", | |
3015 GetLastError()); | |
3016 fflush(fdDump); | |
3017 } | |
3018 #endif | |
3019 } | |
3020 | |
3021 /* define the new console buffer size */ | |
3022 coordScreen.X = xSize; | |
3023 coordScreen.Y = ySize; | |
3024 | |
3025 if (!SetConsoleScreenBufferSize(hConsole, coordScreen)) | |
3026 { | |
3027 #ifdef MCH_WRITE_DUMP | |
3028 if (fdDump) | |
3029 { | |
3030 fprintf(fdDump, "SetConsoleScreenBufferSize failed: %lx\n", | |
3031 GetLastError()); | |
3032 fflush(fdDump); | |
3033 } | |
3034 #endif | |
3035 } | |
3036 } | |
3037 | |
3038 | |
3039 /* | |
3040 * Set the console window to `Rows' * `Columns' | |
3041 */ | |
3042 void | |
26 | 3043 mch_set_shellsize(void) |
7 | 3044 { |
3045 COORD coordScreen; | |
3046 | |
3047 /* Don't change window size while still starting up */ | |
3048 if (suppress_winsize != 0) | |
3049 { | |
3050 suppress_winsize = 2; | |
3051 return; | |
3052 } | |
3053 | |
3054 if (term_console) | |
3055 { | |
3056 coordScreen = GetLargestConsoleWindowSize(g_hConOut); | |
3057 | |
3058 /* Clamp Rows and Columns to reasonable values */ | |
3059 if (Rows > coordScreen.Y) | |
3060 Rows = coordScreen.Y; | |
3061 if (Columns > coordScreen.X) | |
3062 Columns = coordScreen.X; | |
3063 | |
3064 ResizeConBufAndWindow(g_hConOut, Columns, Rows); | |
3065 } | |
3066 } | |
3067 | |
3068 /* | |
3069 * Rows and/or Columns has changed. | |
3070 */ | |
3071 void | |
26 | 3072 mch_new_shellsize(void) |
7 | 3073 { |
3074 set_scroll_region(0, 0, Columns - 1, Rows - 1); | |
3075 } | |
3076 | |
3077 | |
3078 /* | |
3079 * Called when started up, to set the winsize that was delayed. | |
3080 */ | |
3081 void | |
26 | 3082 mch_set_winsize_now(void) |
7 | 3083 { |
3084 if (suppress_winsize == 2) | |
3085 { | |
3086 suppress_winsize = 0; | |
3087 mch_set_shellsize(); | |
3088 shell_resized(); | |
3089 } | |
3090 suppress_winsize = 0; | |
3091 } | |
3092 #endif /* FEAT_GUI_W32 */ | |
3093 | |
3094 | |
3095 | |
3096 #if defined(FEAT_GUI_W32) || defined(PROTO) | |
3097 | |
3098 /* | |
3099 * Specialised version of system() for Win32 GUI mode. | |
3100 * This version proceeds as follows: | |
3101 * 1. Create a console window for use by the subprocess | |
3102 * 2. Run the subprocess (it gets the allocated console by default) | |
3103 * 3. Wait for the subprocess to terminate and get its exit code | |
3104 * 4. Prompt the user to press a key to close the console window | |
3105 */ | |
3106 static int | |
3107 mch_system(char *cmd, int options) | |
3108 { | |
3109 STARTUPINFO si; | |
3110 PROCESS_INFORMATION pi; | |
3111 DWORD ret = 0; | |
3112 HWND hwnd = GetFocus(); | |
3113 | |
3114 si.cb = sizeof(si); | |
3115 si.lpReserved = NULL; | |
3116 si.lpDesktop = NULL; | |
3117 si.lpTitle = NULL; | |
3118 si.dwFlags = STARTF_USESHOWWINDOW; | |
3119 /* | |
3120 * It's nicer to run a filter command in a minimized window, but in | |
3121 * Windows 95 this makes the command MUCH slower. We can't do it under | |
3122 * Win32s either as it stops the synchronous spawn workaround working. | |
3123 */ | |
3124 if ((options & SHELL_DOOUT) && !mch_windows95() && !gui_is_win32s()) | |
3125 si.wShowWindow = SW_SHOWMINIMIZED; | |
3126 else | |
3127 si.wShowWindow = SW_SHOWNORMAL; | |
3128 si.cbReserved2 = 0; | |
3129 si.lpReserved2 = NULL; | |
3130 | |
3131 /* There is a strange error on Windows 95 when using "c:\\command.com". | |
3132 * When the "c:\\" is left out it works OK...? */ | |
3133 if (mch_windows95() | |
3134 && (STRNICMP(cmd, "c:/command.com", 14) == 0 | |
3135 || STRNICMP(cmd, "c:\\command.com", 14) == 0)) | |
3136 cmd += 3; | |
3137 | |
3138 /* Now, run the command */ | |
3139 CreateProcess(NULL, /* Executable name */ | |
3140 cmd, /* Command to execute */ | |
3141 NULL, /* Process security attributes */ | |
3142 NULL, /* Thread security attributes */ | |
3143 FALSE, /* Inherit handles */ | |
3144 CREATE_DEFAULT_ERROR_MODE | /* Creation flags */ | |
3145 CREATE_NEW_CONSOLE, | |
3146 NULL, /* Environment */ | |
3147 NULL, /* Current directory */ | |
3148 &si, /* Startup information */ | |
3149 &pi); /* Process information */ | |
3150 | |
3151 | |
3152 /* Wait for the command to terminate before continuing */ | |
3153 if (g_PlatformId != VER_PLATFORM_WIN32s) | |
3154 { | |
3155 #ifdef FEAT_GUI | |
3156 int delay = 1; | |
3157 | |
3158 /* Keep updating the window while waiting for the shell to finish. */ | |
3159 for (;;) | |
3160 { | |
3161 MSG msg; | |
3162 | |
3163 if (PeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE)) | |
3164 { | |
3165 TranslateMessage(&msg); | |
3166 DispatchMessage(&msg); | |
3167 } | |
3168 if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT) | |
3169 break; | |
3170 | |
3171 /* We start waiting for a very short time and then increase it, so | |
3172 * that we respond quickly when the process is quick, and don't | |
3173 * consume too much overhead when it's slow. */ | |
3174 if (delay < 50) | |
3175 delay += 10; | |
3176 } | |
3177 #else | |
3178 WaitForSingleObject(pi.hProcess, INFINITE); | |
3179 #endif | |
3180 | |
3181 /* Get the command exit code */ | |
3182 GetExitCodeProcess(pi.hProcess, &ret); | |
3183 } | |
3184 else | |
3185 { | |
3186 /* | |
3187 * This ugly code is the only quick way of performing | |
3188 * a synchronous spawn under Win32s. Yuk. | |
3189 */ | |
3190 num_windows = 0; | |
3191 EnumWindows(win32ssynch_cb, 0); | |
3192 old_num_windows = num_windows; | |
3193 do | |
3194 { | |
3195 Sleep(1000); | |
3196 num_windows = 0; | |
3197 EnumWindows(win32ssynch_cb, 0); | |
3198 } while (num_windows == old_num_windows); | |
3199 ret = 0; | |
3200 } | |
3201 | |
3202 /* Close the handles to the subprocess, so that it goes away */ | |
3203 CloseHandle(pi.hThread); | |
3204 CloseHandle(pi.hProcess); | |
3205 | |
3206 /* Try to get input focus back. Doesn't always work though. */ | |
3207 PostMessage(hwnd, WM_SETFOCUS, 0, 0); | |
3208 | |
3209 return ret; | |
3210 } | |
3211 #else | |
3212 | |
3213 # define mch_system(c, o) system(c) | |
3214 | |
3215 #endif | |
3216 | |
3217 /* | |
3218 * Either execute a command by calling the shell or start a new shell | |
3219 */ | |
3220 int | |
3221 mch_call_shell( | |
26 | 3222 char_u *cmd, |
3223 int options) /* SHELL_*, see vim.h */ | |
7 | 3224 { |
3225 int x = 0; | |
3226 int tmode = cur_tmode; | |
3227 #ifdef FEAT_TITLE | |
3228 char szShellTitle[512]; | |
3229 | |
3230 /* Change the title to reflect that we are in a subshell. */ | |
3231 if (GetConsoleTitle(szShellTitle, sizeof(szShellTitle) - 4) > 0) | |
3232 { | |
3233 if (cmd == NULL) | |
3234 strcat(szShellTitle, " :sh"); | |
3235 else | |
3236 { | |
3237 strcat(szShellTitle, " - !"); | |
3238 if ((strlen(szShellTitle) + strlen(cmd) < sizeof(szShellTitle))) | |
3239 strcat(szShellTitle, cmd); | |
3240 } | |
3241 mch_settitle(szShellTitle, NULL); | |
3242 } | |
3243 #endif | |
3244 | |
3245 out_flush(); | |
3246 | |
3247 #ifdef MCH_WRITE_DUMP | |
3248 if (fdDump) | |
3249 { | |
3250 fprintf(fdDump, "mch_call_shell(\"%s\", %d)\n", cmd, options); | |
3251 fflush(fdDump); | |
3252 } | |
3253 #endif | |
3254 | |
3255 /* | |
3256 * Catch all deadly signals while running the external command, because a | |
3257 * CTRL-C, Ctrl-Break or illegal instruction might otherwise kill us. | |
3258 */ | |
3259 signal(SIGINT, SIG_IGN); | |
3260 #if defined(__GNUC__) && !defined(__MINGW32__) | |
3261 signal(SIGKILL, SIG_IGN); | |
3262 #else | |
3263 signal(SIGBREAK, SIG_IGN); | |
3264 #endif | |
3265 signal(SIGILL, SIG_IGN); | |
3266 signal(SIGFPE, SIG_IGN); | |
3267 signal(SIGSEGV, SIG_IGN); | |
3268 signal(SIGTERM, SIG_IGN); | |
3269 signal(SIGABRT, SIG_IGN); | |
3270 | |
3271 if (options & SHELL_COOKED) | |
3272 settmode(TMODE_COOK); /* set to normal mode */ | |
3273 | |
3274 if (cmd == NULL) | |
3275 { | |
3276 x = mch_system(p_sh, options); | |
3277 } | |
3278 else | |
3279 { | |
3280 /* we use "command" or "cmd" to start the shell; slow but easy */ | |
3281 char_u *newcmd; | |
1569 | 3282 long_u cmdlen = ( |
7 | 3283 #ifdef FEAT_GUI_W32 |
3284 STRLEN(vimrun_path) + | |
3285 #endif | |
1569 | 3286 STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10); |
3287 | |
3288 newcmd = lalloc(cmdlen, TRUE); | |
7 | 3289 if (newcmd != NULL) |
3290 { | |
3291 char_u *cmdbase = (*cmd == '"' ? cmd + 1 : cmd); | |
3292 | |
3293 if ((STRNICMP(cmdbase, "start", 5) == 0) && vim_iswhite(cmdbase[5])) | |
3294 { | |
3295 STARTUPINFO si; | |
3296 PROCESS_INFORMATION pi; | |
3297 | |
3298 si.cb = sizeof(si); | |
3299 si.lpReserved = NULL; | |
3300 si.lpDesktop = NULL; | |
3301 si.lpTitle = NULL; | |
3302 si.dwFlags = 0; | |
3303 si.cbReserved2 = 0; | |
3304 si.lpReserved2 = NULL; | |
3305 | |
3306 cmdbase = skipwhite(cmdbase + 5); | |
3307 if ((STRNICMP(cmdbase, "/min", 4) == 0) | |
3308 && vim_iswhite(cmdbase[4])) | |
3309 { | |
3310 cmdbase = skipwhite(cmdbase + 4); | |
3311 si.dwFlags = STARTF_USESHOWWINDOW; | |
3312 si.wShowWindow = SW_SHOWMINNOACTIVE; | |
3313 } | |
3314 | |
3315 /* When the command is in double quotes, but 'shellxquote' is | |
3316 * empty, keep the double quotes around the command. | |
3317 * Otherwise remove the double quotes, they aren't needed | |
3318 * here, because we don't use a shell to run the command. */ | |
3319 if (*cmd == '"' && *p_sxq == NUL) | |
3320 { | |
3321 newcmd[0] = '"'; | |
3322 STRCPY(newcmd + 1, cmdbase); | |
3323 } | |
3324 else | |
3325 { | |
3326 STRCPY(newcmd, cmdbase); | |
3327 if (*cmd == '"' && *newcmd != NUL) | |
3328 newcmd[STRLEN(newcmd) - 1] = NUL; | |
3329 } | |
3330 | |
3331 /* | |
3332 * Now, start the command as a process, so that it doesn't | |
3333 * inherit our handles which causes unpleasant dangling swap | |
3334 * files if we exit before the spawned process | |
3335 */ | |
3336 if (CreateProcess (NULL, // Executable name | |
3337 newcmd, // Command to execute | |
3338 NULL, // Process security attributes | |
3339 NULL, // Thread security attributes | |
3340 FALSE, // Inherit handles | |
3341 CREATE_NEW_CONSOLE, // Creation flags | |
3342 NULL, // Environment | |
3343 NULL, // Current directory | |
3344 &si, // Startup information | |
3345 &pi)) // Process information | |
3346 x = 0; | |
3347 else | |
3348 { | |
3349 x = -1; | |
3350 #ifdef FEAT_GUI_W32 | |
3351 EMSG(_("E371: Command not found")); | |
3352 #endif | |
3353 } | |
3354 /* Close the handles to the subprocess, so that it goes away */ | |
3355 CloseHandle(pi.hThread); | |
3356 CloseHandle(pi.hProcess); | |
3357 } | |
3358 else | |
3359 { | |
3360 #if defined(FEAT_GUI_W32) | |
3361 if (need_vimrun_warning) | |
3362 { | |
3363 MessageBox(NULL, | |
3364 _("VIMRUN.EXE not found in your $PATH.\n" | |
3365 "External commands will not pause after completion.\n" | |
3366 "See :help win32-vimrun for more information."), | |
3367 _("Vim Warning"), | |
3368 MB_ICONWARNING); | |
3369 need_vimrun_warning = FALSE; | |
3370 } | |
3371 if (!s_dont_use_vimrun) | |
3372 /* Use vimrun to execute the command. It opens a console | |
3373 * window, which can be closed without killing Vim. */ | |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3374 vim_snprintf((char *)newcmd, cmdlen, "%s%s%s %s %s", |
7 | 3375 vimrun_path, |
3376 (msg_silent != 0 || (options & SHELL_DOOUT)) | |
3377 ? "-s " : "", | |
3378 p_sh, p_shcf, cmd); | |
3379 else | |
3380 #endif | |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3381 vim_snprintf((char *)newcmd, cmdlen, "%s %s %s", |
1569 | 3382 p_sh, p_shcf, cmd); |
7 | 3383 x = mch_system((char *)newcmd, options); |
3384 } | |
3385 vim_free(newcmd); | |
3386 } | |
3387 } | |
3388 | |
3389 if (tmode == TMODE_RAW) | |
3390 settmode(TMODE_RAW); /* set to raw mode */ | |
3391 | |
3392 /* Print the return value, unless "vimrun" was used. */ | |
3393 if (x != 0 && !(options & SHELL_SILENT) && !emsg_silent | |
3394 #if defined(FEAT_GUI_W32) | |
3395 && ((options & SHELL_DOOUT) || s_dont_use_vimrun) | |
3396 #endif | |
3397 ) | |
3398 { | |
3399 smsg(_("shell returned %d"), x); | |
3400 msg_putchar('\n'); | |
3401 } | |
3402 #ifdef FEAT_TITLE | |
3403 resettitle(); | |
3404 #endif | |
3405 | |
3406 signal(SIGINT, SIG_DFL); | |
3407 #if defined(__GNUC__) && !defined(__MINGW32__) | |
3408 signal(SIGKILL, SIG_DFL); | |
3409 #else | |
3410 signal(SIGBREAK, SIG_DFL); | |
3411 #endif | |
3412 signal(SIGILL, SIG_DFL); | |
3413 signal(SIGFPE, SIG_DFL); | |
3414 signal(SIGSEGV, SIG_DFL); | |
3415 signal(SIGTERM, SIG_DFL); | |
3416 signal(SIGABRT, SIG_DFL); | |
3417 | |
3418 return x; | |
3419 } | |
3420 | |
3421 | |
3422 #ifndef FEAT_GUI_W32 | |
3423 | |
3424 /* | |
3425 * Start termcap mode | |
3426 */ | |
3427 static void | |
3428 termcap_mode_start(void) | |
3429 { | |
3430 DWORD cmodein; | |
3431 | |
3432 if (g_fTermcapMode) | |
3433 return; | |
3434 | |
3435 SaveConsoleBuffer(&g_cbNonTermcap); | |
3436 | |
3437 if (g_cbTermcap.IsValid) | |
3438 { | |
3439 /* | |
3440 * We've been in termcap mode before. Restore certain screen | |
3441 * characteristics, including the buffer size and the window | |
3442 * size. Since we will be redrawing the screen, we don't need | |
3443 * to restore the actual contents of the buffer. | |
3444 */ | |
3445 RestoreConsoleBuffer(&g_cbTermcap, FALSE); | |
3446 SetConsoleWindowInfo(g_hConOut, TRUE, &g_cbTermcap.Info.srWindow); | |
3447 Rows = g_cbTermcap.Info.dwSize.Y; | |
3448 Columns = g_cbTermcap.Info.dwSize.X; | |
3449 } | |
3450 else | |
3451 { | |
3452 /* | |
3453 * This is our first time entering termcap mode. Clear the console | |
3454 * screen buffer, and resize the buffer to match the current window | |
3455 * size. We will use this as the size of our editing environment. | |
3456 */ | |
3457 ClearConsoleBuffer(g_attrCurrent); | |
3458 ResizeConBufAndWindow(g_hConOut, Columns, Rows); | |
3459 } | |
3460 | |
3461 #ifdef FEAT_TITLE | |
3462 resettitle(); | |
3463 #endif | |
3464 | |
3465 GetConsoleMode(g_hConIn, &cmodein); | |
3466 #ifdef FEAT_MOUSE | |
3467 if (g_fMouseActive) | |
3468 cmodein |= ENABLE_MOUSE_INPUT; | |
3469 else | |
3470 cmodein &= ~ENABLE_MOUSE_INPUT; | |
3471 #endif | |
3472 cmodein |= ENABLE_WINDOW_INPUT; | |
3473 SetConsoleMode(g_hConIn, cmodein); | |
3474 | |
3475 redraw_later_clear(); | |
3476 g_fTermcapMode = TRUE; | |
3477 } | |
3478 | |
3479 | |
3480 /* | |
3481 * End termcap mode | |
3482 */ | |
3483 static void | |
3484 termcap_mode_end(void) | |
3485 { | |
3486 DWORD cmodein; | |
3487 ConsoleBuffer *cb; | |
3488 COORD coord; | |
3489 DWORD dwDummy; | |
3490 | |
3491 if (!g_fTermcapMode) | |
3492 return; | |
3493 | |
3494 SaveConsoleBuffer(&g_cbTermcap); | |
3495 | |
3496 GetConsoleMode(g_hConIn, &cmodein); | |
3497 cmodein &= ~(ENABLE_MOUSE_INPUT | ENABLE_WINDOW_INPUT); | |
3498 SetConsoleMode(g_hConIn, cmodein); | |
3499 | |
3500 #ifdef FEAT_RESTORE_ORIG_SCREEN | |
3501 cb = exiting ? &g_cbOrig : &g_cbNonTermcap; | |
3502 #else | |
3503 cb = &g_cbNonTermcap; | |
3504 #endif | |
3505 RestoreConsoleBuffer(cb, p_rs); | |
3506 SetConsoleCursorInfo(g_hConOut, &g_cci); | |
3507 | |
3508 if (p_rs || exiting) | |
3509 { | |
3510 /* | |
3511 * Clear anything that happens to be on the current line. | |
3512 */ | |
3513 coord.X = 0; | |
3514 coord.Y = (SHORT) (p_rs ? cb->Info.dwCursorPosition.Y : (Rows - 1)); | |
3515 FillConsoleOutputCharacter(g_hConOut, ' ', | |
3516 cb->Info.dwSize.X, coord, &dwDummy); | |
3517 /* | |
3518 * The following is just for aesthetics. If we are exiting without | |
3519 * restoring the screen, then we want to have a prompt string | |
3520 * appear at the bottom line. However, the command interpreter | |
3521 * seems to always advance the cursor one line before displaying | |
3522 * the prompt string, which causes the screen to scroll. To | |
3523 * counter this, move the cursor up one line before exiting. | |
3524 */ | |
3525 if (exiting && !p_rs) | |
3526 coord.Y--; | |
3527 /* | |
3528 * Position the cursor at the leftmost column of the desired row. | |
3529 */ | |
3530 SetConsoleCursorPosition(g_hConOut, coord); | |
3531 } | |
3532 | |
3533 g_fTermcapMode = FALSE; | |
3534 } | |
3535 #endif /* FEAT_GUI_W32 */ | |
3536 | |
3537 | |
3538 #ifdef FEAT_GUI_W32 | |
323 | 3539 /*ARGSUSED*/ |
7 | 3540 void |
3541 mch_write( | |
3542 char_u *s, | |
3543 int len) | |
3544 { | |
3545 /* never used */ | |
3546 } | |
3547 | |
3548 #else | |
3549 | |
3550 /* | |
3551 * clear `n' chars, starting from `coord' | |
3552 */ | |
3553 static void | |
3554 clear_chars( | |
3555 COORD coord, | |
3556 DWORD n) | |
3557 { | |
3558 DWORD dwDummy; | |
3559 | |
3560 FillConsoleOutputCharacter(g_hConOut, ' ', n, coord, &dwDummy); | |
3561 FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, n, coord, &dwDummy); | |
3562 } | |
3563 | |
3564 | |
3565 /* | |
3566 * Clear the screen | |
3567 */ | |
3568 static void | |
3569 clear_screen(void) | |
3570 { | |
3571 g_coord.X = g_coord.Y = 0; | |
3572 clear_chars(g_coord, Rows * Columns); | |
3573 } | |
3574 | |
3575 | |
3576 /* | |
3577 * Clear to end of display | |
3578 */ | |
3579 static void | |
3580 clear_to_end_of_display(void) | |
3581 { | |
3582 clear_chars(g_coord, (Rows - g_coord.Y - 1) | |
3583 * Columns + (Columns - g_coord.X)); | |
3584 } | |
3585 | |
3586 | |
3587 /* | |
3588 * Clear to end of line | |
3589 */ | |
3590 static void | |
3591 clear_to_end_of_line(void) | |
3592 { | |
3593 clear_chars(g_coord, Columns - g_coord.X); | |
3594 } | |
3595 | |
3596 | |
3597 /* | |
3598 * Scroll the scroll region up by `cLines' lines | |
3599 */ | |
3600 static void | |
26 | 3601 scroll(unsigned cLines) |
7 | 3602 { |
3603 COORD oldcoord = g_coord; | |
3604 | |
3605 gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Top + 1); | |
3606 delete_lines(cLines); | |
3607 | |
3608 g_coord = oldcoord; | |
3609 } | |
3610 | |
3611 | |
3612 /* | |
3613 * Set the scroll region | |
3614 */ | |
3615 static void | |
3616 set_scroll_region( | |
3617 unsigned left, | |
3618 unsigned top, | |
3619 unsigned right, | |
3620 unsigned bottom) | |
3621 { | |
3622 if (left >= right | |
3623 || top >= bottom | |
3624 || right > (unsigned) Columns - 1 | |
3625 || bottom > (unsigned) Rows - 1) | |
3626 return; | |
3627 | |
3628 g_srScrollRegion.Left = left; | |
3629 g_srScrollRegion.Top = top; | |
3630 g_srScrollRegion.Right = right; | |
3631 g_srScrollRegion.Bottom = bottom; | |
3632 } | |
3633 | |
3634 | |
3635 /* | |
3636 * Insert `cLines' lines at the current cursor position | |
3637 */ | |
3638 static void | |
26 | 3639 insert_lines(unsigned cLines) |
7 | 3640 { |
3641 SMALL_RECT source; | |
3642 COORD dest; | |
3643 CHAR_INFO fill; | |
3644 | |
3645 dest.X = 0; | |
3646 dest.Y = g_coord.Y + cLines; | |
3647 | |
3648 source.Left = 0; | |
3649 source.Top = g_coord.Y; | |
3650 source.Right = g_srScrollRegion.Right; | |
3651 source.Bottom = g_srScrollRegion.Bottom - cLines; | |
3652 | |
3653 fill.Char.AsciiChar = ' '; | |
3654 fill.Attributes = g_attrCurrent; | |
3655 | |
3656 ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); | |
3657 | |
3658 /* Here we have to deal with a win32 console flake: If the scroll | |
3659 * region looks like abc and we scroll c to a and fill with d we get | |
3660 * cbd... if we scroll block c one line at a time to a, we get cdd... | |
3661 * vim expects cdd consistently... So we have to deal with that | |
3662 * here... (this also occurs scrolling the same way in the other | |
3663 * direction). */ | |
3664 | |
3665 if (source.Bottom < dest.Y) | |
3666 { | |
3667 COORD coord; | |
3668 | |
3669 coord.X = 0; | |
3670 coord.Y = source.Bottom; | |
3671 clear_chars(coord, Columns * (dest.Y - source.Bottom)); | |
3672 } | |
3673 } | |
3674 | |
3675 | |
3676 /* | |
3677 * Delete `cLines' lines at the current cursor position | |
3678 */ | |
3679 static void | |
26 | 3680 delete_lines(unsigned cLines) |
7 | 3681 { |
3682 SMALL_RECT source; | |
3683 COORD dest; | |
3684 CHAR_INFO fill; | |
3685 int nb; | |
3686 | |
3687 dest.X = 0; | |
3688 dest.Y = g_coord.Y; | |
3689 | |
3690 source.Left = 0; | |
3691 source.Top = g_coord.Y + cLines; | |
3692 source.Right = g_srScrollRegion.Right; | |
3693 source.Bottom = g_srScrollRegion.Bottom; | |
3694 | |
3695 fill.Char.AsciiChar = ' '; | |
3696 fill.Attributes = g_attrCurrent; | |
3697 | |
3698 ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); | |
3699 | |
3700 /* Here we have to deal with a win32 console flake: If the scroll | |
3701 * region looks like abc and we scroll c to a and fill with d we get | |
3702 * cbd... if we scroll block c one line at a time to a, we get cdd... | |
3703 * vim expects cdd consistently... So we have to deal with that | |
3704 * here... (this also occurs scrolling the same way in the other | |
3705 * direction). */ | |
3706 | |
3707 nb = dest.Y + (source.Bottom - source.Top) + 1; | |
3708 | |
3709 if (nb < source.Top) | |
3710 { | |
3711 COORD coord; | |
3712 | |
3713 coord.X = 0; | |
3714 coord.Y = nb; | |
3715 clear_chars(coord, Columns * (source.Top - nb)); | |
3716 } | |
3717 } | |
3718 | |
3719 | |
3720 /* | |
3721 * Set the cursor position | |
3722 */ | |
3723 static void | |
3724 gotoxy( | |
3725 unsigned x, | |
3726 unsigned y) | |
3727 { | |
3728 if (x < 1 || x > (unsigned)Columns || y < 1 || y > (unsigned)Rows) | |
3729 return; | |
3730 | |
3731 /* external cursor coords are 1-based; internal are 0-based */ | |
3732 g_coord.X = x - 1; | |
3733 g_coord.Y = y - 1; | |
3734 SetConsoleCursorPosition(g_hConOut, g_coord); | |
3735 } | |
3736 | |
3737 | |
3738 /* | |
3739 * Set the current text attribute = (foreground | background) | |
3740 * See ../doc/os_win32.txt for the numbers. | |
3741 */ | |
3742 static void | |
26 | 3743 textattr(WORD wAttr) |
7 | 3744 { |
3745 g_attrCurrent = wAttr; | |
3746 | |
3747 SetConsoleTextAttribute(g_hConOut, wAttr); | |
3748 } | |
3749 | |
3750 | |
3751 static void | |
26 | 3752 textcolor(WORD wAttr) |
7 | 3753 { |
3754 g_attrCurrent = (g_attrCurrent & 0xf0) + wAttr; | |
3755 | |
3756 SetConsoleTextAttribute(g_hConOut, g_attrCurrent); | |
3757 } | |
3758 | |
3759 | |
3760 static void | |
26 | 3761 textbackground(WORD wAttr) |
7 | 3762 { |
3763 g_attrCurrent = (g_attrCurrent & 0x0f) + (wAttr << 4); | |
3764 | |
3765 SetConsoleTextAttribute(g_hConOut, g_attrCurrent); | |
3766 } | |
3767 | |
3768 | |
3769 /* | |
3770 * restore the default text attribute (whatever we started with) | |
3771 */ | |
3772 static void | |
26 | 3773 normvideo(void) |
7 | 3774 { |
3775 textattr(g_attrDefault); | |
3776 } | |
3777 | |
3778 | |
3779 static WORD g_attrPreStandout = 0; | |
3780 | |
3781 /* | |
3782 * Make the text standout, by brightening it | |
3783 */ | |
3784 static void | |
3785 standout(void) | |
3786 { | |
3787 g_attrPreStandout = g_attrCurrent; | |
3788 textattr((WORD) (g_attrCurrent|FOREGROUND_INTENSITY|BACKGROUND_INTENSITY)); | |
3789 } | |
3790 | |
3791 | |
3792 /* | |
3793 * Turn off standout mode | |
3794 */ | |
3795 static void | |
26 | 3796 standend(void) |
7 | 3797 { |
3798 if (g_attrPreStandout) | |
3799 { | |
3800 textattr(g_attrPreStandout); | |
3801 g_attrPreStandout = 0; | |
3802 } | |
3803 } | |
3804 | |
3805 | |
3806 /* | |
1199 | 3807 * Set normal fg/bg color, based on T_ME. Called when t_me has been set. |
7 | 3808 */ |
3809 void | |
26 | 3810 mch_set_normal_colors(void) |
7 | 3811 { |
3812 char_u *p; | |
3813 int n; | |
3814 | |
3815 cterm_normal_fg_color = (g_attrDefault & 0xf) + 1; | |
3816 cterm_normal_bg_color = ((g_attrDefault >> 4) & 0xf) + 1; | |
3817 if (T_ME[0] == ESC && T_ME[1] == '|') | |
3818 { | |
3819 p = T_ME + 2; | |
3820 n = getdigits(&p); | |
3821 if (*p == 'm' && n > 0) | |
3822 { | |
3823 cterm_normal_fg_color = (n & 0xf) + 1; | |
3824 cterm_normal_bg_color = ((n >> 4) & 0xf) + 1; | |
3825 } | |
3826 } | |
3827 } | |
3828 | |
3829 | |
3830 /* | |
3831 * visual bell: flash the screen | |
3832 */ | |
3833 static void | |
26 | 3834 visual_bell(void) |
7 | 3835 { |
3836 COORD coordOrigin = {0, 0}; | |
3837 WORD attrFlash = ~g_attrCurrent & 0xff; | |
3838 | |
3839 DWORD dwDummy; | |
3840 LPWORD oldattrs = (LPWORD)alloc(Rows * Columns * sizeof(WORD)); | |
3841 | |
3842 if (oldattrs == NULL) | |
3843 return; | |
3844 ReadConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, | |
3845 coordOrigin, &dwDummy); | |
3846 FillConsoleOutputAttribute(g_hConOut, attrFlash, Rows * Columns, | |
3847 coordOrigin, &dwDummy); | |
3848 | |
3849 Sleep(15); /* wait for 15 msec */ | |
3850 WriteConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, | |
3851 coordOrigin, &dwDummy); | |
3852 vim_free(oldattrs); | |
3853 } | |
3854 | |
3855 | |
3856 /* | |
3857 * Make the cursor visible or invisible | |
3858 */ | |
3859 static void | |
26 | 3860 cursor_visible(BOOL fVisible) |
7 | 3861 { |
3862 s_cursor_visible = fVisible; | |
3863 #ifdef MCH_CURSOR_SHAPE | |
3864 mch_update_cursor(); | |
3865 #endif | |
3866 } | |
3867 | |
3868 | |
3869 /* | |
3870 * write `cchToWrite' characters in `pchBuf' to the screen | |
3871 * Returns the number of characters actually written (at least one). | |
3872 */ | |
3873 static BOOL | |
3874 write_chars( | |
3875 LPCSTR pchBuf, | |
3876 DWORD cchToWrite) | |
3877 { | |
3878 COORD coord = g_coord; | |
3879 DWORD written; | |
3880 | |
3881 FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, cchToWrite, | |
3882 coord, &written); | |
3883 /* When writing fails or didn't write a single character, pretend one | |
3884 * character was written, otherwise we get stuck. */ | |
3885 if (WriteConsoleOutputCharacter(g_hConOut, pchBuf, cchToWrite, | |
3886 coord, &written) == 0 | |
3887 || written == 0) | |
3888 written = 1; | |
3889 | |
3890 g_coord.X += (SHORT) written; | |
3891 | |
3892 while (g_coord.X > g_srScrollRegion.Right) | |
3893 { | |
3894 g_coord.X -= (SHORT) Columns; | |
3895 if (g_coord.Y < g_srScrollRegion.Bottom) | |
3896 g_coord.Y++; | |
3897 } | |
3898 | |
3899 gotoxy(g_coord.X + 1, g_coord.Y + 1); | |
3900 | |
3901 return written; | |
3902 } | |
3903 | |
3904 | |
3905 /* | |
3906 * mch_write(): write the output buffer to the screen, translating ESC | |
3907 * sequences into calls to console output routines. | |
3908 */ | |
3909 void | |
3910 mch_write( | |
3911 char_u *s, | |
3912 int len) | |
3913 { | |
3914 s[len] = NUL; | |
3915 | |
3916 if (!term_console) | |
3917 { | |
3918 write(1, s, (unsigned)len); | |
3919 return; | |
3920 } | |
3921 | |
3922 /* translate ESC | sequences into faked bios calls */ | |
3923 while (len--) | |
3924 { | |
3925 /* optimization: use one single write_chars for runs of text, | |
3926 * rather than once per character It ain't curses, but it helps. */ | |
835 | 3927 DWORD prefix = (DWORD)strcspn(s, "\n\r\b\a\033"); |
7 | 3928 |
3929 if (p_wd) | |
3930 { | |
3931 WaitForChar(p_wd); | |
3932 if (prefix != 0) | |
3933 prefix = 1; | |
3934 } | |
3935 | |
3936 if (prefix != 0) | |
3937 { | |
3938 DWORD nWritten; | |
3939 | |
3940 nWritten = write_chars(s, prefix); | |
3941 #ifdef MCH_WRITE_DUMP | |
3942 if (fdDump) | |
3943 { | |
3944 fputc('>', fdDump); | |
3945 fwrite(s, sizeof(char_u), nWritten, fdDump); | |
3946 fputs("<\n", fdDump); | |
3947 } | |
3948 #endif | |
3949 len -= (nWritten - 1); | |
3950 s += nWritten; | |
3951 } | |
3952 else if (s[0] == '\n') | |
3953 { | |
3954 /* \n, newline: go to the beginning of the next line or scroll */ | |
3955 if (g_coord.Y == g_srScrollRegion.Bottom) | |
3956 { | |
3957 scroll(1); | |
3958 gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Bottom + 1); | |
3959 } | |
3960 else | |
3961 { | |
3962 gotoxy(g_srScrollRegion.Left + 1, g_coord.Y + 2); | |
3963 } | |
3964 #ifdef MCH_WRITE_DUMP | |
3965 if (fdDump) | |
3966 fputs("\\n\n", fdDump); | |
3967 #endif | |
3968 s++; | |
3969 } | |
3970 else if (s[0] == '\r') | |
3971 { | |
3972 /* \r, carriage return: go to beginning of line */ | |
3973 gotoxy(g_srScrollRegion.Left+1, g_coord.Y + 1); | |
3974 #ifdef MCH_WRITE_DUMP | |
3975 if (fdDump) | |
3976 fputs("\\r\n", fdDump); | |
3977 #endif | |
3978 s++; | |
3979 } | |
3980 else if (s[0] == '\b') | |
3981 { | |
3982 /* \b, backspace: move cursor one position left */ | |
3983 if (g_coord.X > g_srScrollRegion.Left) | |
3984 g_coord.X--; | |
3985 else if (g_coord.Y > g_srScrollRegion.Top) | |
3986 { | |
3987 g_coord.X = g_srScrollRegion.Right; | |
3988 g_coord.Y--; | |
3989 } | |
3990 gotoxy(g_coord.X + 1, g_coord.Y + 1); | |
3991 #ifdef MCH_WRITE_DUMP | |
3992 if (fdDump) | |
3993 fputs("\\b\n", fdDump); | |
3994 #endif | |
3995 s++; | |
3996 } | |
3997 else if (s[0] == '\a') | |
3998 { | |
3999 /* \a, bell */ | |
4000 MessageBeep(0xFFFFFFFF); | |
4001 #ifdef MCH_WRITE_DUMP | |
4002 if (fdDump) | |
4003 fputs("\\a\n", fdDump); | |
4004 #endif | |
4005 s++; | |
4006 } | |
4007 else if (s[0] == ESC && len >= 3-1 && s[1] == '|') | |
4008 { | |
4009 #ifdef MCH_WRITE_DUMP | |
24 | 4010 char_u *old_s = s; |
7 | 4011 #endif |
24 | 4012 char_u *p; |
4013 int arg1 = 0, arg2 = 0; | |
7 | 4014 |
4015 switch (s[2]) | |
4016 { | |
4017 /* one or two numeric arguments, separated by ';' */ | |
4018 | |
4019 case '0': case '1': case '2': case '3': case '4': | |
4020 case '5': case '6': case '7': case '8': case '9': | |
4021 p = s + 2; | |
4022 arg1 = getdigits(&p); /* no check for length! */ | |
4023 if (p > s + len) | |
4024 break; | |
4025 | |
4026 if (*p == ';') | |
4027 { | |
4028 ++p; | |
4029 arg2 = getdigits(&p); /* no check for length! */ | |
4030 if (p > s + len) | |
4031 break; | |
4032 | |
4033 if (*p == 'H') | |
4034 gotoxy(arg2, arg1); | |
4035 else if (*p == 'r') | |
4036 set_scroll_region(0, arg1 - 1, Columns - 1, arg2 - 1); | |
4037 } | |
4038 else if (*p == 'A') | |
4039 { | |
4040 /* move cursor up arg1 lines in same column */ | |
4041 gotoxy(g_coord.X + 1, | |
4042 max(g_srScrollRegion.Top, g_coord.Y - arg1) + 1); | |
4043 } | |
4044 else if (*p == 'C') | |
4045 { | |
4046 /* move cursor right arg1 columns in same line */ | |
4047 gotoxy(min(g_srScrollRegion.Right, g_coord.X + arg1) + 1, | |
4048 g_coord.Y + 1); | |
4049 } | |
4050 else if (*p == 'H') | |
4051 { | |
4052 gotoxy(1, arg1); | |
4053 } | |
4054 else if (*p == 'L') | |
4055 { | |
4056 insert_lines(arg1); | |
4057 } | |
4058 else if (*p == 'm') | |
4059 { | |
4060 if (arg1 == 0) | |
4061 normvideo(); | |
4062 else | |
4063 textattr((WORD) arg1); | |
4064 } | |
4065 else if (*p == 'f') | |
4066 { | |
4067 textcolor((WORD) arg1); | |
4068 } | |
4069 else if (*p == 'b') | |
4070 { | |
4071 textbackground((WORD) arg1); | |
4072 } | |
4073 else if (*p == 'M') | |
4074 { | |
4075 delete_lines(arg1); | |
4076 } | |
4077 | |
835 | 4078 len -= (int)(p - s); |
7 | 4079 s = p + 1; |
4080 break; | |
4081 | |
4082 | |
4083 /* Three-character escape sequences */ | |
4084 | |
4085 case 'A': | |
4086 /* move cursor up one line in same column */ | |
4087 gotoxy(g_coord.X + 1, | |
4088 max(g_srScrollRegion.Top, g_coord.Y - 1) + 1); | |
4089 goto got3; | |
4090 | |
4091 case 'B': | |
4092 visual_bell(); | |
4093 goto got3; | |
4094 | |
4095 case 'C': | |
4096 /* move cursor right one column in same line */ | |
4097 gotoxy(min(g_srScrollRegion.Right, g_coord.X + 1) + 1, | |
4098 g_coord.Y + 1); | |
4099 goto got3; | |
4100 | |
4101 case 'E': | |
4102 termcap_mode_end(); | |
4103 goto got3; | |
4104 | |
4105 case 'F': | |
4106 standout(); | |
4107 goto got3; | |
4108 | |
4109 case 'f': | |
4110 standend(); | |
4111 goto got3; | |
4112 | |
4113 case 'H': | |
4114 gotoxy(1, 1); | |
4115 goto got3; | |
4116 | |
4117 case 'j': | |
4118 clear_to_end_of_display(); | |
4119 goto got3; | |
4120 | |
4121 case 'J': | |
4122 clear_screen(); | |
4123 goto got3; | |
4124 | |
4125 case 'K': | |
4126 clear_to_end_of_line(); | |
4127 goto got3; | |
4128 | |
4129 case 'L': | |
4130 insert_lines(1); | |
4131 goto got3; | |
4132 | |
4133 case 'M': | |
4134 delete_lines(1); | |
4135 goto got3; | |
4136 | |
4137 case 'S': | |
4138 termcap_mode_start(); | |
4139 goto got3; | |
4140 | |
4141 case 'V': | |
4142 cursor_visible(TRUE); | |
4143 goto got3; | |
4144 | |
4145 case 'v': | |
4146 cursor_visible(FALSE); | |
4147 goto got3; | |
4148 | |
4149 got3: | |
4150 s += 3; | |
4151 len -= 2; | |
4152 } | |
4153 | |
4154 #ifdef MCH_WRITE_DUMP | |
4155 if (fdDump) | |
4156 { | |
4157 fputs("ESC | ", fdDump); | |
4158 fwrite(old_s + 2, sizeof(char_u), s - old_s - 2, fdDump); | |
4159 fputc('\n', fdDump); | |
4160 } | |
4161 #endif | |
4162 } | |
4163 else | |
4164 { | |
4165 /* Write a single character */ | |
4166 DWORD nWritten; | |
4167 | |
4168 nWritten = write_chars(s, 1); | |
4169 #ifdef MCH_WRITE_DUMP | |
4170 if (fdDump) | |
4171 { | |
4172 fputc('>', fdDump); | |
4173 fwrite(s, sizeof(char_u), nWritten, fdDump); | |
4174 fputs("<\n", fdDump); | |
4175 } | |
4176 #endif | |
4177 | |
4178 len -= (nWritten - 1); | |
4179 s += nWritten; | |
4180 } | |
4181 } | |
4182 | |
4183 #ifdef MCH_WRITE_DUMP | |
4184 if (fdDump) | |
4185 fflush(fdDump); | |
4186 #endif | |
4187 } | |
4188 | |
4189 #endif /* FEAT_GUI_W32 */ | |
4190 | |
4191 | |
4192 /* | |
4193 * Delay for half a second. | |
4194 */ | |
323 | 4195 /*ARGSUSED*/ |
7 | 4196 void |
4197 mch_delay( | |
4198 long msec, | |
4199 int ignoreinput) | |
4200 { | |
4201 #ifdef FEAT_GUI_W32 | |
4202 Sleep((int)msec); /* never wait for input */ | |
14 | 4203 #else /* Console */ |
7 | 4204 if (ignoreinput) |
14 | 4205 # ifdef FEAT_MZSCHEME |
4206 if (mzthreads_allowed() && p_mzq > 0 && msec > p_mzq) | |
4207 { | |
4208 int towait = p_mzq; | |
4209 | |
4210 /* if msec is large enough, wait by portions in p_mzq */ | |
4211 while (msec > 0) | |
4212 { | |
4213 mzvim_check_threads(); | |
4214 if (msec < towait) | |
4215 towait = msec; | |
4216 Sleep(towait); | |
4217 msec -= towait; | |
4218 } | |
4219 } | |
4220 else | |
4221 # endif | |
4222 Sleep((int)msec); | |
7 | 4223 else |
4224 WaitForChar(msec); | |
4225 #endif | |
4226 } | |
4227 | |
4228 | |
4229 /* | |
4230 * this version of remove is not scared by a readonly (backup) file | |
4231 * Return 0 for success, -1 for failure. | |
4232 */ | |
4233 int | |
4234 mch_remove(char_u *name) | |
4235 { | |
4236 #ifdef FEAT_MBYTE | |
4237 WCHAR *wn = NULL; | |
4238 int n; | |
4239 | |
4240 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
4241 { | |
1752 | 4242 wn = enc_to_utf16(name, NULL); |
7 | 4243 if (wn != NULL) |
4244 { | |
4245 SetFileAttributesW(wn, FILE_ATTRIBUTE_NORMAL); | |
4246 n = DeleteFileW(wn) ? 0 : -1; | |
4247 vim_free(wn); | |
4248 if (n == 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
4249 return n; | |
4250 /* Retry with non-wide function (for Windows 98). */ | |
4251 } | |
4252 } | |
4253 #endif | |
4254 SetFileAttributes(name, FILE_ATTRIBUTE_NORMAL); | |
4255 return DeleteFile(name) ? 0 : -1; | |
4256 } | |
4257 | |
4258 | |
4259 /* | |
4260 * check for an "interrupt signal": CTRL-break or CTRL-C | |
4261 */ | |
4262 void | |
26 | 4263 mch_breakcheck(void) |
7 | 4264 { |
4265 #ifndef FEAT_GUI_W32 /* never used */ | |
4266 if (g_fCtrlCPressed || g_fCBrkPressed) | |
4267 { | |
4268 g_fCtrlCPressed = g_fCBrkPressed = FALSE; | |
4269 got_int = TRUE; | |
4270 } | |
4271 #endif | |
4272 } | |
4273 | |
4274 | |
4275 /* | |
4276 * How much memory is available? | |
4277 * Return sum of available physical and page file memory. | |
4278 */ | |
344 | 4279 /*ARGSUSED*/ |
7 | 4280 long_u |
26 | 4281 mch_avail_mem(int special) |
7 | 4282 { |
4283 MEMORYSTATUS ms; | |
4284 | |
4285 ms.dwLength = sizeof(MEMORYSTATUS); | |
4286 GlobalMemoryStatus(&ms); | |
4287 return (long_u) (ms.dwAvailPhys + ms.dwAvailPageFile); | |
4288 } | |
4289 | |
4290 #ifdef FEAT_MBYTE | |
4291 /* | |
4292 * Same code as below, but with wide functions and no comments. | |
4293 * Return 0 for success, non-zero for failure. | |
4294 */ | |
4295 int | |
4296 mch_wrename(WCHAR *wold, WCHAR *wnew) | |
4297 { | |
4298 WCHAR *p; | |
4299 int i; | |
4300 WCHAR szTempFile[_MAX_PATH + 1]; | |
4301 WCHAR szNewPath[_MAX_PATH + 1]; | |
4302 HANDLE hf; | |
4303 | |
4304 if (!mch_windows95()) | |
4305 { | |
4306 p = wold; | |
4307 for (i = 0; wold[i] != NUL; ++i) | |
4308 if ((wold[i] == '/' || wold[i] == '\\' || wold[i] == ':') | |
4309 && wold[i + 1] != 0) | |
4310 p = wold + i + 1; | |
4311 if ((int)(wold + i - p) < 8 || p[6] != '~') | |
4312 return (MoveFileW(wold, wnew) == 0); | |
4313 } | |
4314 | |
4315 if (GetFullPathNameW(wnew, _MAX_PATH, szNewPath, &p) == 0 || p == NULL) | |
4316 return -1; | |
4317 *p = NUL; | |
4318 | |
4319 if (GetTempFileNameW(szNewPath, L"VIM", 0, szTempFile) == 0) | |
4320 return -2; | |
4321 | |
4322 if (!DeleteFileW(szTempFile)) | |
4323 return -3; | |
4324 | |
4325 if (!MoveFileW(wold, szTempFile)) | |
4326 return -4; | |
4327 | |
4328 if ((hf = CreateFileW(wold, GENERIC_WRITE, 0, NULL, CREATE_NEW, | |
4329 FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) | |
4330 return -5; | |
4331 if (!CloseHandle(hf)) | |
4332 return -6; | |
4333 | |
4334 if (!MoveFileW(szTempFile, wnew)) | |
4335 { | |
4336 (void)MoveFileW(szTempFile, wold); | |
4337 return -7; | |
4338 } | |
4339 | |
4340 DeleteFileW(szTempFile); | |
4341 | |
4342 if (!DeleteFileW(wold)) | |
4343 return -8; | |
4344 | |
4345 return 0; | |
4346 } | |
4347 #endif | |
4348 | |
4349 | |
4350 /* | |
4351 * mch_rename() works around a bug in rename (aka MoveFile) in | |
4352 * Windows 95: rename("foo.bar", "foo.bar~") will generate a | |
4353 * file whose short file name is "FOO.BAR" (its long file name will | |
4354 * be correct: "foo.bar~"). Because a file can be accessed by | |
4355 * either its SFN or its LFN, "foo.bar" has effectively been | |
4356 * renamed to "foo.bar", which is not at all what was wanted. This | |
4357 * seems to happen only when renaming files with three-character | |
4358 * extensions by appending a suffix that does not include ".". | |
4359 * Windows NT gets it right, however, with an SFN of "FOO~1.BAR". | |
4360 * | |
4361 * There is another problem, which isn't really a bug but isn't right either: | |
4362 * When renaming "abcdef~1.txt" to "abcdef~1.txt~", the short name can be | |
4363 * "abcdef~1.txt" again. This has been reported on Windows NT 4.0 with | |
4364 * service pack 6. Doesn't seem to happen on Windows 98. | |
4365 * | |
4366 * Like rename(), returns 0 upon success, non-zero upon failure. | |
4367 * Should probably set errno appropriately when errors occur. | |
4368 */ | |
4369 int | |
4370 mch_rename( | |
4371 const char *pszOldFile, | |
4372 const char *pszNewFile) | |
4373 { | |
4374 char szTempFile[_MAX_PATH+1]; | |
4375 char szNewPath[_MAX_PATH+1]; | |
4376 char *pszFilePart; | |
4377 HANDLE hf; | |
4378 #ifdef FEAT_MBYTE | |
4379 WCHAR *wold = NULL; | |
4380 WCHAR *wnew = NULL; | |
4381 int retval = -1; | |
4382 | |
4383 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
4384 { | |
1752 | 4385 wold = enc_to_utf16((char_u *)pszOldFile, NULL); |
4386 wnew = enc_to_utf16((char_u *)pszNewFile, NULL); | |
7 | 4387 if (wold != NULL && wnew != NULL) |
4388 retval = mch_wrename(wold, wnew); | |
4389 vim_free(wold); | |
4390 vim_free(wnew); | |
4391 if (retval == 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
4392 return retval; | |
4393 /* Retry with non-wide function (for Windows 98). */ | |
4394 } | |
4395 #endif | |
4396 | |
4397 /* | |
4398 * No need to play tricks if not running Windows 95, unless the file name | |
4399 * contains a "~" as the seventh character. | |
4400 */ | |
4401 if (!mch_windows95()) | |
4402 { | |
4403 pszFilePart = (char *)gettail((char_u *)pszOldFile); | |
4404 if (STRLEN(pszFilePart) < 8 || pszFilePart[6] != '~') | |
4405 return rename(pszOldFile, pszNewFile); | |
4406 } | |
4407 | |
4408 /* Get base path of new file name. Undocumented feature: If pszNewFile is | |
4409 * a directory, no error is returned and pszFilePart will be NULL. */ | |
4410 if (GetFullPathName(pszNewFile, _MAX_PATH, szNewPath, &pszFilePart) == 0 | |
4411 || pszFilePart == NULL) | |
4412 return -1; | |
4413 *pszFilePart = NUL; | |
4414 | |
4415 /* Get (and create) a unique temporary file name in directory of new file */ | |
4416 if (GetTempFileName(szNewPath, "VIM", 0, szTempFile) == 0) | |
4417 return -2; | |
4418 | |
4419 /* blow the temp file away */ | |
4420 if (!DeleteFile(szTempFile)) | |
4421 return -3; | |
4422 | |
4423 /* rename old file to the temp file */ | |
4424 if (!MoveFile(pszOldFile, szTempFile)) | |
4425 return -4; | |
4426 | |
4427 /* now create an empty file called pszOldFile; this prevents the operating | |
4428 * system using pszOldFile as an alias (SFN) if we're renaming within the | |
4429 * same directory. For example, we're editing a file called | |
4430 * filename.asc.txt by its SFN, filena~1.txt. If we rename filena~1.txt | |
4431 * to filena~1.txt~ (i.e., we're making a backup while writing it), the | |
4432 * SFN for filena~1.txt~ will be filena~1.txt, by default, which will | |
39 | 4433 * cause all sorts of problems later in buf_write(). So, we create an |
4434 * empty file called filena~1.txt and the system will have to find some | |
4435 * other SFN for filena~1.txt~, such as filena~2.txt | |
7 | 4436 */ |
4437 if ((hf = CreateFile(pszOldFile, GENERIC_WRITE, 0, NULL, CREATE_NEW, | |
4438 FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) | |
4439 return -5; | |
4440 if (!CloseHandle(hf)) | |
4441 return -6; | |
4442 | |
4443 /* rename the temp file to the new file */ | |
4444 if (!MoveFile(szTempFile, pszNewFile)) | |
4445 { | |
4446 /* Renaming failed. Rename the file back to its old name, so that it | |
4447 * looks like nothing happened. */ | |
4448 (void)MoveFile(szTempFile, pszOldFile); | |
4449 | |
4450 return -7; | |
4451 } | |
4452 | |
4453 /* Seems to be left around on Novell filesystems */ | |
4454 DeleteFile(szTempFile); | |
4455 | |
4456 /* finally, remove the empty old file */ | |
4457 if (!DeleteFile(pszOldFile)) | |
4458 return -8; | |
4459 | |
4460 return 0; /* success */ | |
4461 } | |
4462 | |
4463 /* | |
4464 * Get the default shell for the current hardware platform | |
4465 */ | |
4466 char * | |
26 | 4467 default_shell(void) |
7 | 4468 { |
4469 char* psz = NULL; | |
4470 | |
4471 PlatformId(); | |
4472 | |
4473 if (g_PlatformId == VER_PLATFORM_WIN32_NT) /* Windows NT */ | |
4474 psz = "cmd.exe"; | |
4475 else if (g_PlatformId == VER_PLATFORM_WIN32_WINDOWS) /* Windows 95 */ | |
4476 psz = "command.com"; | |
4477 | |
4478 return psz; | |
4479 } | |
4480 | |
4481 /* | |
4482 * mch_access() extends access() to do more detailed check on network drives. | |
4483 * Returns 0 if file "n" has access rights according to "p", -1 otherwise. | |
4484 */ | |
4485 int | |
4486 mch_access(char *n, int p) | |
4487 { | |
4488 HANDLE hFile; | |
4489 DWORD am; | |
4490 int retval = -1; /* default: fail */ | |
4491 #ifdef FEAT_MBYTE | |
4492 WCHAR *wn = NULL; | |
4493 | |
4494 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) | |
1752 | 4495 wn = enc_to_utf16(n, NULL); |
7 | 4496 #endif |
4497 | |
4498 if (mch_isdir(n)) | |
4499 { | |
4500 char TempName[_MAX_PATH + 16] = ""; | |
4501 #ifdef FEAT_MBYTE | |
4502 WCHAR TempNameW[_MAX_PATH + 16] = L""; | |
4503 #endif | |
4504 | |
4505 if (p & R_OK) | |
4506 { | |
4507 /* Read check is performed by seeing if we can do a find file on | |
4508 * the directory for any file. */ | |
4509 #ifdef FEAT_MBYTE | |
4510 if (wn != NULL) | |
4511 { | |
4512 int i; | |
4513 WIN32_FIND_DATAW d; | |
4514 | |
4515 for (i = 0; i < _MAX_PATH && wn[i] != 0; ++i) | |
4516 TempNameW[i] = wn[i]; | |
4517 if (TempNameW[i - 1] != '\\' && TempNameW[i - 1] != '/') | |
4518 TempNameW[i++] = '\\'; | |
4519 TempNameW[i++] = '*'; | |
4520 TempNameW[i++] = 0; | |
4521 | |
4522 hFile = FindFirstFileW(TempNameW, &d); | |
4523 if (hFile == INVALID_HANDLE_VALUE) | |
4524 { | |
4525 if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
4526 goto getout; | |
4527 | |
4528 /* Retry with non-wide function (for Windows 98). */ | |
4529 vim_free(wn); | |
4530 wn = NULL; | |
4531 } | |
4532 else | |
4533 (void)FindClose(hFile); | |
4534 } | |
4535 if (wn == NULL) | |
4536 #endif | |
4537 { | |
4538 char *pch; | |
4539 WIN32_FIND_DATA d; | |
4540 | |
417 | 4541 vim_strncpy(TempName, n, _MAX_PATH); |
7 | 4542 pch = TempName + STRLEN(TempName) - 1; |
4543 if (*pch != '\\' && *pch != '/') | |
4544 *++pch = '\\'; | |
4545 *++pch = '*'; | |
4546 *++pch = NUL; | |
4547 | |
4548 hFile = FindFirstFile(TempName, &d); | |
4549 if (hFile == INVALID_HANDLE_VALUE) | |
4550 goto getout; | |
4551 (void)FindClose(hFile); | |
4552 } | |
4553 } | |
4554 | |
4555 if (p & W_OK) | |
4556 { | |
4557 /* Trying to create a temporary file in the directory should catch | |
4558 * directories on read-only network shares. However, in | |
4559 * directories whose ACL allows writes but denies deletes will end | |
4560 * up keeping the temporary file :-(. */ | |
4561 #ifdef FEAT_MBYTE | |
4562 if (wn != NULL) | |
4563 { | |
4564 if (!GetTempFileNameW(wn, L"VIM", 0, TempNameW)) | |
4565 { | |
4566 if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) | |
4567 goto getout; | |
4568 | |
4569 /* Retry with non-wide function (for Windows 98). */ | |
4570 vim_free(wn); | |
4571 wn = NULL; | |
4572 } | |
4573 else | |
4574 DeleteFileW(TempNameW); | |
4575 } | |
4576 if (wn == NULL) | |
4577 #endif | |
4578 { | |
4579 if (!GetTempFileName(n, "VIM", 0, TempName)) | |
4580 goto getout; | |
4581 mch_remove((char_u *)TempName); | |
4582 } | |
4583 } | |
4584 } | |
4585 else | |
4586 { | |
4587 /* Trying to open the file for the required access does ACL, read-only | |
4588 * network share, and file attribute checks. */ | |
4589 am = ((p & W_OK) ? GENERIC_WRITE : 0) | |
4590 | ((p & R_OK) ? GENERIC_READ : 0); | |
4591 #ifdef FEAT_MBYTE | |
4592 if (wn != NULL) | |
4593 { | |
4594 hFile = CreateFileW(wn, am, 0, NULL, OPEN_EXISTING, 0, NULL); | |
4595 if (hFile == INVALID_HANDLE_VALUE | |
4596 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) | |
4597 { | |
4598 /* Retry with non-wide function (for Windows 98). */ | |
4599 vim_free(wn); | |
4600 wn = NULL; | |
4601 } | |
4602 } | |
4603 if (wn == NULL) | |
4604 #endif | |
4605 hFile = CreateFile(n, am, 0, NULL, OPEN_EXISTING, 0, NULL); | |
4606 if (hFile == INVALID_HANDLE_VALUE) | |
4607 goto getout; | |
4608 CloseHandle(hFile); | |
4609 } | |
4610 | |
4611 retval = 0; /* success */ | |
4612 getout: | |
4613 #ifdef FEAT_MBYTE | |
4614 vim_free(wn); | |
4615 #endif | |
4616 return retval; | |
4617 } | |
4618 | |
4619 #if defined(FEAT_MBYTE) || defined(PROTO) | |
4620 /* | |
1752 | 4621 * Version of open() that may use UTF-16 file name. |
7 | 4622 */ |
4623 int | |
4624 mch_open(char *name, int flags, int mode) | |
4625 { | |
39 | 4626 /* _wopen() does not work with Borland C 5.5: creates a read-only file. */ |
4627 # ifndef __BORLANDC__ | |
7 | 4628 WCHAR *wn; |
4629 int f; | |
4630 | |
39 | 4631 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) |
7 | 4632 { |
1752 | 4633 wn = enc_to_utf16(name, NULL); |
7 | 4634 if (wn != NULL) |
4635 { | |
4636 f = _wopen(wn, flags, mode); | |
4637 vim_free(wn); | |
4638 if (f >= 0) | |
4639 return f; | |
4640 /* Retry with non-wide function (for Windows 98). Can't use | |
4641 * GetLastError() here and it's unclear what errno gets set to if | |
4642 * the _wopen() fails for missing wide functions. */ | |
4643 } | |
4644 } | |
39 | 4645 # endif |
7 | 4646 |
4647 return open(name, flags, mode); | |
4648 } | |
4649 | |
4650 /* | |
1752 | 4651 * Version of fopen() that may use UTF-16 file name. |
7 | 4652 */ |
4653 FILE * | |
4654 mch_fopen(char *name, char *mode) | |
4655 { | |
4656 WCHAR *wn, *wm; | |
4657 FILE *f = NULL; | |
4658 | |
4659 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage | |
4660 # ifdef __BORLANDC__ | |
4661 /* Wide functions of Borland C 5.5 do not work on Windows 98. */ | |
4662 && g_PlatformId == VER_PLATFORM_WIN32_NT | |
4663 # endif | |
4664 ) | |
4665 { | |
1686 | 4666 # if defined(DEBUG) && _MSC_VER >= 1400 |
1569 | 4667 /* Work around an annoying assertion in the Microsoft debug CRT |
4668 * when mode's text/binary setting doesn't match _get_fmode(). */ | |
4669 char newMode = mode[strlen(mode) - 1]; | |
4670 int oldMode = 0; | |
4671 | |
4672 _get_fmode(&oldMode); | |
4673 if (newMode == 't') | |
4674 _set_fmode(_O_TEXT); | |
4675 else if (newMode == 'b') | |
4676 _set_fmode(_O_BINARY); | |
4677 # endif | |
1752 | 4678 wn = enc_to_utf16(name, NULL); |
4679 wm = enc_to_utf16(mode, NULL); | |
7 | 4680 if (wn != NULL && wm != NULL) |
4681 f = _wfopen(wn, wm); | |
4682 vim_free(wn); | |
4683 vim_free(wm); | |
1569 | 4684 |
1686 | 4685 # if defined(DEBUG) && _MSC_VER >= 1400 |
1569 | 4686 _set_fmode(oldMode); |
4687 # endif | |
4688 | |
7 | 4689 if (f != NULL) |
4690 return f; | |
4691 /* Retry with non-wide function (for Windows 98). Can't use | |
4692 * GetLastError() here and it's unclear what errno gets set to if | |
4693 * the _wfopen() fails for missing wide functions. */ | |
4694 } | |
4695 | |
4696 return fopen(name, mode); | |
4697 } | |
4698 #endif | |
4699 | |
4700 #ifdef FEAT_MBYTE | |
4701 /* | |
4702 * SUB STREAM (aka info stream) handling: | |
4703 * | |
4704 * NTFS can have sub streams for each file. Normal contents of file is | |
4705 * stored in the main stream, and extra contents (author information and | |
4706 * title and so on) can be stored in sub stream. After Windows 2000, user | |
4707 * can access and store those informations in sub streams via explorer's | |
4708 * property menuitem in right click menu. Those informations in sub streams | |
4709 * were lost when copying only the main stream. So we have to copy sub | |
4710 * streams. | |
4711 * | |
4712 * Incomplete explanation: | |
4713 * http://msdn.microsoft.com/library/en-us/dnw2k/html/ntfs5.asp | |
4714 * More useful info and an example: | |
4715 * http://www.sysinternals.com/ntw2k/source/misc.shtml#streams | |
4716 */ | |
4717 | |
4718 /* | |
4719 * Copy info stream data "substream". Read from the file with BackupRead(sh) | |
4720 * and write to stream "substream" of file "to". | |
4721 * Errors are ignored. | |
4722 */ | |
4723 static void | |
4724 copy_substream(HANDLE sh, void *context, WCHAR *to, WCHAR *substream, long len) | |
4725 { | |
4726 HANDLE hTo; | |
4727 WCHAR *to_name; | |
4728 | |
4729 to_name = malloc((wcslen(to) + wcslen(substream) + 1) * sizeof(WCHAR)); | |
4730 wcscpy(to_name, to); | |
4731 wcscat(to_name, substream); | |
4732 | |
4733 hTo = CreateFileW(to_name, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, | |
4734 FILE_ATTRIBUTE_NORMAL, NULL); | |
4735 if (hTo != INVALID_HANDLE_VALUE) | |
4736 { | |
4737 long done; | |
4738 DWORD todo; | |
4739 DWORD readcnt, written; | |
4740 char buf[4096]; | |
4741 | |
4742 /* Copy block of bytes at a time. Abort when something goes wrong. */ | |
4743 for (done = 0; done < len; done += written) | |
4744 { | |
4745 /* (size_t) cast for Borland C 5.5 */ | |
835 | 4746 todo = (DWORD)((size_t)(len - done) > sizeof(buf) ? sizeof(buf) |
4747 : (size_t)(len - done)); | |
7 | 4748 if (!BackupRead(sh, (LPBYTE)buf, todo, &readcnt, |
4749 FALSE, FALSE, context) | |
4750 || readcnt != todo | |
4751 || !WriteFile(hTo, buf, todo, &written, NULL) | |
4752 || written != todo) | |
4753 break; | |
4754 } | |
4755 CloseHandle(hTo); | |
4756 } | |
4757 | |
4758 free(to_name); | |
4759 } | |
4760 | |
4761 /* | |
4762 * Copy info streams from file "from" to file "to". | |
4763 */ | |
4764 static void | |
4765 copy_infostreams(char_u *from, char_u *to) | |
4766 { | |
4767 WCHAR *fromw; | |
4768 WCHAR *tow; | |
4769 HANDLE sh; | |
4770 WIN32_STREAM_ID sid; | |
4771 int headersize; | |
4772 WCHAR streamname[_MAX_PATH]; | |
4773 DWORD readcount; | |
4774 void *context = NULL; | |
4775 DWORD lo, hi; | |
4776 int len; | |
4777 | |
4778 /* Convert the file names to wide characters. */ | |
1752 | 4779 fromw = enc_to_utf16(from, NULL); |
4780 tow = enc_to_utf16(to, NULL); | |
7 | 4781 if (fromw != NULL && tow != NULL) |
4782 { | |
4783 /* Open the file for reading. */ | |
4784 sh = CreateFileW(fromw, GENERIC_READ, FILE_SHARE_READ, NULL, | |
4785 OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); | |
4786 if (sh != INVALID_HANDLE_VALUE) | |
4787 { | |
4788 /* Use BackupRead() to find the info streams. Repeat until we | |
4789 * have done them all.*/ | |
4790 for (;;) | |
4791 { | |
4792 /* Get the header to find the length of the stream name. If | |
4793 * the "readcount" is zero we have done all info streams. */ | |
4794 ZeroMemory(&sid, sizeof(WIN32_STREAM_ID)); | |
835 | 4795 headersize = (int)((char *)&sid.cStreamName - (char *)&sid.dwStreamId); |
7 | 4796 if (!BackupRead(sh, (LPBYTE)&sid, headersize, |
4797 &readcount, FALSE, FALSE, &context) | |
4798 || readcount == 0) | |
4799 break; | |
4800 | |
4801 /* We only deal with streams that have a name. The normal | |
4802 * file data appears to be without a name, even though docs | |
4803 * suggest it is called "::$DATA". */ | |
4804 if (sid.dwStreamNameSize > 0) | |
4805 { | |
4806 /* Read the stream name. */ | |
4807 if (!BackupRead(sh, (LPBYTE)streamname, | |
4808 sid.dwStreamNameSize, | |
4809 &readcount, FALSE, FALSE, &context)) | |
4810 break; | |
4811 | |
4812 /* Copy an info stream with a name ":anything:$DATA". | |
4813 * Skip "::$DATA", it has no stream name (examples suggest | |
4814 * it might be used for the normal file contents). | |
4815 * Note that BackupRead() counts bytes, but the name is in | |
4816 * wide characters. */ | |
4817 len = readcount / sizeof(WCHAR); | |
4818 streamname[len] = 0; | |
4819 if (len > 7 && wcsicmp(streamname + len - 6, | |
4820 L":$DATA") == 0) | |
4821 { | |
4822 streamname[len - 6] = 0; | |
4823 copy_substream(sh, &context, tow, streamname, | |
10 | 4824 (long)sid.Size.u.LowPart); |
7 | 4825 } |
4826 } | |
4827 | |
4828 /* Advance to the next stream. We might try seeking too far, | |
4829 * but BackupSeek() doesn't skip over stream borders, thus | |
4830 * that's OK. */ | |
323 | 4831 (void)BackupSeek(sh, sid.Size.u.LowPart, sid.Size.u.HighPart, |
7 | 4832 &lo, &hi, &context); |
4833 } | |
4834 | |
4835 /* Clear the context. */ | |
4836 (void)BackupRead(sh, NULL, 0, &readcount, TRUE, FALSE, &context); | |
4837 | |
4838 CloseHandle(sh); | |
4839 } | |
4840 } | |
4841 vim_free(fromw); | |
4842 vim_free(tow); | |
4843 } | |
4844 #endif | |
4845 | |
4846 /* | |
4847 * Copy file attributes from file "from" to file "to". | |
4848 * For Windows NT and later we copy info streams. | |
4849 * Always returns zero, errors are ignored. | |
4850 */ | |
4851 int | |
4852 mch_copy_file_attribute(char_u *from, char_u *to) | |
4853 { | |
4854 #ifdef FEAT_MBYTE | |
4855 /* File streams only work on Windows NT and later. */ | |
4856 PlatformId(); | |
4857 if (g_PlatformId == VER_PLATFORM_WIN32_NT) | |
4858 copy_infostreams(from, to); | |
4859 #endif | |
4860 return 0; | |
4861 } | |
4862 | |
4863 #if defined(MYRESETSTKOFLW) || defined(PROTO) | |
4864 /* | |
4865 * Recreate a destroyed stack guard page in win32. | |
4866 * Written by Benjamin Peterson. | |
4867 */ | |
4868 | |
4869 /* These magic numbers are from the MS header files */ | |
4870 #define MIN_STACK_WIN9X 17 | |
4871 #define MIN_STACK_WINNT 2 | |
4872 | |
4873 /* | |
4874 * This function does the same thing as _resetstkoflw(), which is only | |
4875 * available in DevStudio .net and later. | |
4876 * Returns 0 for failure, 1 for success. | |
4877 */ | |
4878 int | |
4879 myresetstkoflw(void) | |
4880 { | |
4881 BYTE *pStackPtr; | |
4882 BYTE *pGuardPage; | |
4883 BYTE *pStackBase; | |
4884 BYTE *pLowestPossiblePage; | |
4885 MEMORY_BASIC_INFORMATION mbi; | |
4886 SYSTEM_INFO si; | |
4887 DWORD nPageSize; | |
4888 DWORD dummy; | |
4889 | |
4890 /* This code will not work on win32s. */ | |
4891 PlatformId(); | |
4892 if (g_PlatformId == VER_PLATFORM_WIN32s) | |
4893 return 0; | |
4894 | |
4895 /* We need to know the system page size. */ | |
4896 GetSystemInfo(&si); | |
4897 nPageSize = si.dwPageSize; | |
4898 | |
4899 /* ...and the current stack pointer */ | |
4900 pStackPtr = (BYTE*)_alloca(1); | |
4901 | |
4902 /* ...and the base of the stack. */ | |
4903 if (VirtualQuery(pStackPtr, &mbi, sizeof mbi) == 0) | |
4904 return 0; | |
4905 pStackBase = (BYTE*)mbi.AllocationBase; | |
4906 | |
4907 /* ...and the page thats min_stack_req pages away from stack base; this is | |
4908 * the lowest page we could use. */ | |
4909 pLowestPossiblePage = pStackBase + ((g_PlatformId == VER_PLATFORM_WIN32_NT) | |
4910 ? MIN_STACK_WINNT : MIN_STACK_WIN9X) * nPageSize; | |
4911 | |
4912 /* On Win95, we want the next page down from the end of the stack. */ | |
4913 if (g_PlatformId == VER_PLATFORM_WIN32_WINDOWS) | |
4914 { | |
4915 /* Find the page that's only 1 page down from the page that the stack | |
4916 * ptr is in. */ | |
4917 pGuardPage = (BYTE*)((DWORD)nPageSize * (((DWORD)pStackPtr | |
4918 / (DWORD)nPageSize) - 1)); | |
4919 if (pGuardPage < pLowestPossiblePage) | |
4920 return 0; | |
4921 | |
4922 /* Apply the noaccess attribute to the page -- there's no guard | |
4923 * attribute in win95-type OSes. */ | |
4924 if (!VirtualProtect(pGuardPage, nPageSize, PAGE_NOACCESS, &dummy)) | |
4925 return 0; | |
4926 } | |
4927 else | |
4928 { | |
4929 /* On NT, however, we want the first committed page in the stack Start | |
4930 * at the stack base and move forward through memory until we find a | |
4931 * committed block. */ | |
4932 BYTE *pBlock = pStackBase; | |
4933 | |
406 | 4934 for (;;) |
7 | 4935 { |
4936 if (VirtualQuery(pBlock, &mbi, sizeof mbi) == 0) | |
4937 return 0; | |
4938 | |
4939 pBlock += mbi.RegionSize; | |
4940 | |
4941 if (mbi.State & MEM_COMMIT) | |
4942 break; | |
4943 } | |
4944 | |
4945 /* mbi now describes the first committed block in the stack. */ | |
4946 if (mbi.Protect & PAGE_GUARD) | |
4947 return 1; | |
4948 | |
4949 /* decide where the guard page should start */ | |
4950 if ((long_u)(mbi.BaseAddress) < (long_u)pLowestPossiblePage) | |
4951 pGuardPage = pLowestPossiblePage; | |
4952 else | |
4953 pGuardPage = (BYTE*)mbi.BaseAddress; | |
4954 | |
4955 /* allocate the guard page */ | |
4956 if (!VirtualAlloc(pGuardPage, nPageSize, MEM_COMMIT, PAGE_READWRITE)) | |
4957 return 0; | |
4958 | |
4959 /* apply the guard attribute to the page */ | |
4960 if (!VirtualProtect(pGuardPage, nPageSize, PAGE_READWRITE | PAGE_GUARD, | |
4961 &dummy)) | |
4962 return 0; | |
4963 } | |
4964 | |
4965 return 1; | |
4966 } | |
4967 #endif | |
26 | 4968 |
4969 | |
4970 #if defined(FEAT_MBYTE) || defined(PROTO) | |
4971 /* | |
4972 * The command line arguments in UCS2 | |
4973 */ | |
344 | 4974 static int nArgsW = 0; |
26 | 4975 static LPWSTR *ArglistW = NULL; |
4976 static int global_argc = 0; | |
4977 static char **global_argv; | |
4978 | |
4979 static int used_file_argc = 0; /* last argument in global_argv[] used | |
4980 for the argument list. */ | |
4981 static int *used_file_indexes = NULL; /* indexes in global_argv[] for | |
4982 command line arguments added to | |
4983 the argument list */ | |
4984 static int used_file_count = 0; /* nr of entries in used_file_indexes */ | |
4985 static int used_file_literal = FALSE; /* take file names literally */ | |
4986 static int used_file_full_path = FALSE; /* file name was full path */ | |
819 | 4987 static int used_file_diff_mode = FALSE; /* file name was with diff mode */ |
26 | 4988 static int used_alist_count = 0; |
4989 | |
4990 | |
4991 /* | |
4992 * Get the command line arguments. Unicode version. | |
4993 * Returns argc. Zero when something fails. | |
4994 */ | |
4995 int | |
4996 get_cmd_argsW(char ***argvp) | |
4997 { | |
4998 char **argv = NULL; | |
4999 int argc = 0; | |
5000 int i; | |
5001 | |
5002 ArglistW = CommandLineToArgvW(GetCommandLineW(), &nArgsW); | |
5003 if (ArglistW != NULL) | |
5004 { | |
5005 argv = malloc((nArgsW + 1) * sizeof(char *)); | |
5006 if (argv != NULL) | |
5007 { | |
5008 argc = nArgsW; | |
5009 argv[argc] = NULL; | |
5010 for (i = 0; i < argc; ++i) | |
5011 { | |
5012 int len; | |
5013 | |
5014 /* Convert each Unicode argument to the current codepage. */ | |
5015 WideCharToMultiByte_alloc(GetACP(), 0, | |
835 | 5016 ArglistW[i], (int)wcslen(ArglistW[i]) + 1, |
26 | 5017 (LPSTR *)&argv[i], &len, 0, 0); |
5018 if (argv[i] == NULL) | |
5019 { | |
5020 /* Out of memory, clear everything. */ | |
5021 while (i > 0) | |
5022 free(argv[--i]); | |
5023 free(argv); | |
5024 argc = 0; | |
5025 } | |
5026 } | |
5027 } | |
5028 } | |
5029 | |
5030 global_argc = argc; | |
5031 global_argv = argv; | |
5032 if (argc > 0) | |
5033 used_file_indexes = malloc(argc * sizeof(int)); | |
5034 | |
5035 if (argvp != NULL) | |
5036 *argvp = argv; | |
5037 return argc; | |
5038 } | |
5039 | |
5040 void | |
5041 free_cmd_argsW(void) | |
5042 { | |
5043 if (ArglistW != NULL) | |
5044 { | |
5045 GlobalFree(ArglistW); | |
5046 ArglistW = NULL; | |
5047 } | |
5048 } | |
5049 | |
5050 /* | |
5051 * Remember "name" is an argument that was added to the argument list. | |
5052 * This avoids that we have to re-parse the argument list when fix_arg_enc() | |
5053 * is called. | |
5054 */ | |
5055 void | |
819 | 5056 used_file_arg(char *name, int literal, int full_path, int diff_mode) |
26 | 5057 { |
5058 int i; | |
5059 | |
5060 if (used_file_indexes == NULL) | |
5061 return; | |
5062 for (i = used_file_argc + 1; i < global_argc; ++i) | |
5063 if (STRCMP(global_argv[i], name) == 0) | |
5064 { | |
5065 used_file_argc = i; | |
5066 used_file_indexes[used_file_count++] = i; | |
5067 break; | |
5068 } | |
5069 used_file_literal = literal; | |
5070 used_file_full_path = full_path; | |
819 | 5071 used_file_diff_mode = diff_mode; |
26 | 5072 } |
5073 | |
5074 /* | |
5075 * Remember the length of the argument list as it was. If it changes then we | |
5076 * leave it alone when 'encoding' is set. | |
5077 */ | |
5078 void | |
5079 set_alist_count(void) | |
5080 { | |
5081 used_alist_count = GARGCOUNT; | |
5082 } | |
5083 | |
5084 /* | |
5085 * Fix the encoding of the command line arguments. Invoked when 'encoding' | |
5086 * has been changed while starting up. Use the UCS-2 command line arguments | |
5087 * and convert them to 'encoding'. | |
5088 */ | |
5089 void | |
5090 fix_arg_enc(void) | |
5091 { | |
5092 int i; | |
5093 int idx; | |
5094 char_u *str; | |
41 | 5095 int *fnum_list; |
26 | 5096 |
5097 /* Safety checks: | |
5098 * - if argument count differs between the wide and non-wide argument | |
5099 * list, something must be wrong. | |
5100 * - the file name arguments must have been located. | |
5101 * - the length of the argument list wasn't changed by the user. | |
5102 */ | |
344 | 5103 if (global_argc != nArgsW |
26 | 5104 || ArglistW == NULL |
5105 || used_file_indexes == NULL | |
5106 || used_file_count == 0 | |
5107 || used_alist_count != GARGCOUNT) | |
5108 return; | |
5109 | |
41 | 5110 /* Remember the buffer numbers for the arguments. */ |
5111 fnum_list = (int *)alloc((int)sizeof(int) * GARGCOUNT); | |
5112 if (fnum_list == NULL) | |
5113 return; /* out of memory */ | |
5114 for (i = 0; i < GARGCOUNT; ++i) | |
5115 fnum_list[i] = GARGLIST[i].ae_fnum; | |
5116 | |
26 | 5117 /* Clear the argument list. Make room for the new arguments. */ |
5118 alist_clear(&global_alist); | |
5119 if (ga_grow(&global_alist.al_ga, used_file_count) == FAIL) | |
41 | 5120 return; /* out of memory */ |
26 | 5121 |
5122 for (i = 0; i < used_file_count; ++i) | |
5123 { | |
5124 idx = used_file_indexes[i]; | |
1752 | 5125 str = utf16_to_enc(ArglistW[idx], NULL); |
26 | 5126 if (str != NULL) |
41 | 5127 { |
819 | 5128 #ifdef FEAT_DIFF |
5129 /* When using diff mode may need to concatenate file name to | |
5130 * directory name. Just like it's done in main(). */ | |
5131 if (used_file_diff_mode && mch_isdir(str) && GARGCOUNT > 0 | |
5132 && !mch_isdir(alist_name(&GARGLIST[0]))) | |
5133 { | |
5134 char_u *r; | |
5135 | |
5136 r = concat_fnames(str, gettail(alist_name(&GARGLIST[0])), TRUE); | |
5137 if (r != NULL) | |
5138 { | |
5139 vim_free(str); | |
5140 str = r; | |
5141 } | |
5142 } | |
5143 #endif | |
41 | 5144 /* Re-use the old buffer by renaming it. When not using literal |
5145 * names it's done by alist_expand() below. */ | |
5146 if (used_file_literal) | |
5147 buf_set_name(fnum_list[i], str); | |
5148 | |
26 | 5149 alist_add(&global_alist, str, used_file_literal ? 2 : 0); |
41 | 5150 } |
26 | 5151 } |
5152 | |
5153 if (!used_file_literal) | |
5154 { | |
5155 /* Now expand wildcards in the arguments. */ | |
5156 /* Temporarily add '(' and ')' to 'isfname'. These are valid | |
5157 * filename characters but are excluded from 'isfname' to make | |
5158 * "gf" work on a file name in parenthesis (e.g.: see vim.h). */ | |
5159 do_cmdline_cmd((char_u *)":let SaVe_ISF = &isf|set isf+=(,)"); | |
41 | 5160 alist_expand(fnum_list, used_alist_count); |
26 | 5161 do_cmdline_cmd((char_u *)":let &isf = SaVe_ISF|unlet SaVe_ISF"); |
5162 } | |
5163 | |
5164 /* If wildcard expansion failed, we are editing the first file of the | |
5165 * arglist and there is no file name: Edit the first argument now. */ | |
5166 if (curwin->w_arg_idx == 0 && curbuf->b_fname == NULL) | |
5167 { | |
5168 do_cmdline_cmd((char_u *)":rewind"); | |
5169 if (GARGCOUNT == 1 && used_file_full_path) | |
5170 (void)vim_chdirfile(alist_name(&GARGLIST[0])); | |
5171 } | |
41 | 5172 |
5173 set_alist_count(); | |
26 | 5174 } |
5175 #endif |