/* vi:set ts=8 sts=4 sw=4: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * os_win32.c * * Used for both the console version and the Win32 GUI. A lot of code is for * the console version only, so there is a lot of "#ifndef FEAT_GUI_W32". * * Win32 (Windows NT and Windows 95) system-dependent routines. * Portions lifted from the Win32 SDK samples, the MSDOS-dependent code, * NetHack 3.1.3, GNU Emacs 19.30, and Vile 5.5. * * George V. Reilly wrote most of this. * Roger Knobbe did the initial port of Vim 3.0. */ #include "vim.h" #ifdef FEAT_MZSCHEME # include "if_mzsch.h" #endif #include #include #include #include #undef chdir #ifdef __GNUC__ # ifndef __MINGW32__ # include # endif #else # include #endif #if defined(FEAT_TITLE) && !defined(FEAT_GUI_W32) # include #endif #ifdef __MINGW32__ # ifndef FROM_LEFT_1ST_BUTTON_PRESSED # define FROM_LEFT_1ST_BUTTON_PRESSED 0x0001 # endif # ifndef RIGHTMOST_BUTTON_PRESSED # define RIGHTMOST_BUTTON_PRESSED 0x0002 # endif # ifndef FROM_LEFT_2ND_BUTTON_PRESSED # define FROM_LEFT_2ND_BUTTON_PRESSED 0x0004 # endif # ifndef FROM_LEFT_3RD_BUTTON_PRESSED # define FROM_LEFT_3RD_BUTTON_PRESSED 0x0008 # endif # ifndef FROM_LEFT_4TH_BUTTON_PRESSED # define FROM_LEFT_4TH_BUTTON_PRESSED 0x0010 # endif /* * EventFlags */ # ifndef MOUSE_MOVED # define MOUSE_MOVED 0x0001 # endif # ifndef DOUBLE_CLICK # define DOUBLE_CLICK 0x0002 # endif #endif /* Record all output and all keyboard & mouse input */ /* #define MCH_WRITE_DUMP */ #ifdef MCH_WRITE_DUMP FILE* fdDump = NULL; #endif /* * When generating prototypes for Win32 on Unix, these lines make the syntax * errors disappear. They do not need to be correct. */ #ifdef PROTO #define WINAPI #define WINBASEAPI typedef char * LPCSTR; typedef char * LPWSTR; typedef int ACCESS_MASK; typedef int BOOL; typedef int COLORREF; typedef int CONSOLE_CURSOR_INFO; typedef int COORD; typedef int DWORD; typedef int HANDLE; typedef int HDC; typedef int HFONT; typedef int HICON; typedef int HINSTANCE; typedef int HWND; typedef int INPUT_RECORD; typedef int KEY_EVENT_RECORD; typedef int LOGFONT; typedef int LPBOOL; typedef int LPCTSTR; typedef int LPDWORD; typedef int LPSTR; typedef int LPTSTR; typedef int LPVOID; typedef int MOUSE_EVENT_RECORD; typedef int PACL; typedef int PDWORD; typedef int PHANDLE; typedef int PRINTDLG; typedef int PSECURITY_DESCRIPTOR; typedef int PSID; typedef int SECURITY_INFORMATION; typedef int SHORT; typedef int SMALL_RECT; typedef int TEXTMETRIC; typedef int TOKEN_INFORMATION_CLASS; typedef int TRUSTEE; typedef int WORD; typedef int WCHAR; typedef void VOID; #endif #ifndef FEAT_GUI_W32 /* Undocumented API in kernel32.dll needed to work around dead key bug in * console-mode applications in NT 4.0. If you switch keyboard layouts * in a console app to a layout that includes dead keys and then hit a * dead key, a call to ToAscii will trash the stack. My thanks to Ian James * and Michael Dietrich for helping me figure out this workaround. */ /* WINBASEAPI BOOL WINAPI GetConsoleKeyboardLayoutNameA(LPSTR); */ #ifndef WINBASEAPI # define WINBASEAPI __stdcall #endif #if defined(__BORLANDC__) typedef BOOL (__stdcall *PFNGCKLN)(LPSTR); #else typedef WINBASEAPI BOOL (WINAPI *PFNGCKLN)(LPSTR); #endif static PFNGCKLN s_pfnGetConsoleKeyboardLayoutName = NULL; #endif #if defined(__BORLANDC__) /* Strangely Borland uses a non-standard name. */ # define wcsicmp(a, b) wcscmpi((a), (b)) #endif /* Enable common dialogs input unicode from IME if posible. */ #ifdef FEAT_MBYTE LRESULT (WINAPI *pDispatchMessage)(LPMSG) = DispatchMessage; BOOL (WINAPI *pGetMessage)(LPMSG, HWND, UINT, UINT) = GetMessage; BOOL (WINAPI *pIsDialogMessage)(HWND, LPMSG) = IsDialogMessage; BOOL (WINAPI *pPeekMessage)(LPMSG, HWND, UINT, UINT, UINT) = PeekMessage; #endif #ifndef FEAT_GUI_W32 /* Win32 Console handles for input and output */ static HANDLE g_hConIn = INVALID_HANDLE_VALUE; static HANDLE g_hConOut = INVALID_HANDLE_VALUE; /* Win32 Screen buffer,coordinate,console I/O information */ static SMALL_RECT g_srScrollRegion; static COORD g_coord; /* 0-based, but external coords are 1-based */ /* The attribute of the screen when the editor was started */ static WORD g_attrDefault = 7; /* lightgray text on black background */ static WORD g_attrCurrent; static int g_fCBrkPressed = FALSE; /* set by ctrl-break interrupt */ static int g_fCtrlCPressed = FALSE; /* set when ctrl-C or ctrl-break detected */ static int g_fForceExit = FALSE; /* set when forcefully exiting */ static void termcap_mode_start(void); static void termcap_mode_end(void); static void clear_chars(COORD coord, DWORD n); static void clear_screen(void); static void clear_to_end_of_display(void); static void clear_to_end_of_line(void); static void scroll(unsigned cLines); static void set_scroll_region(unsigned left, unsigned top, unsigned right, unsigned bottom); static void insert_lines(unsigned cLines); static void delete_lines(unsigned cLines); static void gotoxy(unsigned x, unsigned y); static void normvideo(void); static void textattr(WORD wAttr); static void textcolor(WORD wAttr); static void textbackground(WORD wAttr); static void standout(void); static void standend(void); static void visual_bell(void); static void cursor_visible(BOOL fVisible); static BOOL write_chars(LPCSTR pchBuf, DWORD cchToWrite); static char_u tgetch(int *pmodifiers, char_u *pch2); static void create_conin(void); static int s_cursor_visible = TRUE; static int did_create_conin = FALSE; #else static int s_dont_use_vimrun = TRUE; static int need_vimrun_warning = FALSE; static char *vimrun_path = "vimrun "; #endif #ifndef FEAT_GUI_W32 static int suppress_winsize = 1; /* don't fiddle with console */ #endif static char_u *exe_path = NULL; static void get_exe_name(void) { /* Maximum length of $PATH is more than MAXPATHL. 8191 is often mentioned * as the maximum length that works (plus a NUL byte). */ #define MAX_ENV_PATH_LEN 8192 char temp[MAX_ENV_PATH_LEN]; char_u *p; if (exe_name == NULL) { /* store the name of the executable, may be used for $VIM */ GetModuleFileName(NULL, temp, MAX_ENV_PATH_LEN - 1); if (*temp != NUL) exe_name = FullName_save((char_u *)temp, FALSE); } if (exe_path == NULL && exe_name != NULL) { exe_path = vim_strnsave(exe_name, (int)(gettail_sep(exe_name) - exe_name)); if (exe_path != NULL) { /* Append our starting directory to $PATH, so that when doing * "!xxd" it's found in our starting directory. Needed because * SearchPath() also looks there. */ p = mch_getenv("PATH"); if (p == NULL || STRLEN(p) + STRLEN(exe_path) + 2 < MAX_ENV_PATH_LEN) { if (p == NULL || *p == NUL) temp[0] = NUL; else { STRCPY(temp, p); STRCAT(temp, ";"); } STRCAT(temp, exe_path); vim_setenv((char_u *)"PATH", temp); } } } } /* * Load library "name". */ HINSTANCE vimLoadLib(char *name) { HINSTANCE dll = NULL; char old_dir[MAXPATHL]; if (exe_path == NULL) get_exe_name(); if (exe_path != NULL && mch_dirname(old_dir, MAXPATHL) == OK) { /* Change directory to where the executable is, both to make sure we * find a .dll there and to avoid looking for a .dll in the current * directory. */ mch_chdir(exe_path); dll = LoadLibrary(name); mch_chdir(old_dir); } return dll; } #if defined(DYNAMIC_GETTEXT) || defined(PROTO) # ifndef GETTEXT_DLL # define GETTEXT_DLL "libintl.dll" # endif /* Dummy funcitons */ static char *null_libintl_gettext(const char *); static char *null_libintl_textdomain(const char *); static char *null_libintl_bindtextdomain(const char *, const char *); static char *null_libintl_bind_textdomain_codeset(const char *, const char *); static HINSTANCE hLibintlDLL = NULL; char *(*dyn_libintl_gettext)(const char *) = null_libintl_gettext; char *(*dyn_libintl_textdomain)(const char *) = null_libintl_textdomain; char *(*dyn_libintl_bindtextdomain)(const char *, const char *) = null_libintl_bindtextdomain; char *(*dyn_libintl_bind_textdomain_codeset)(const char *, const char *) = null_libintl_bind_textdomain_codeset; int dyn_libintl_init(char *libname) { int i; static struct { char *name; FARPROC *ptr; } libintl_entry[] = { {"gettext", (FARPROC*)&dyn_libintl_gettext}, {"textdomain", (FARPROC*)&dyn_libintl_textdomain}, {"bindtextdomain", (FARPROC*)&dyn_libintl_bindtextdomain}, {NULL, NULL} }; /* No need to initialize twice. */ if (hLibintlDLL) return 1; /* Load gettext library (libintl.dll) */ hLibintlDLL = vimLoadLib(libname != NULL ? libname : GETTEXT_DLL); if (!hLibintlDLL) { if (p_verbose > 0) { verbose_enter(); EMSG2(_(e_loadlib), GETTEXT_DLL); verbose_leave(); } return 0; } for (i = 0; libintl_entry[i].name != NULL && libintl_entry[i].ptr != NULL; ++i) { if ((*libintl_entry[i].ptr = (FARPROC)GetProcAddress(hLibintlDLL, libintl_entry[i].name)) == NULL) { dyn_libintl_end(); if (p_verbose > 0) { verbose_enter(); EMSG2(_(e_loadfunc), libintl_entry[i].name); verbose_leave(); } return 0; } } /* The bind_textdomain_codeset() function is optional. */ dyn_libintl_bind_textdomain_codeset = (void *)GetProcAddress(hLibintlDLL, "bind_textdomain_codeset"); if (dyn_libintl_bind_textdomain_codeset == NULL) dyn_libintl_bind_textdomain_codeset = null_libintl_bind_textdomain_codeset; return 1; } void dyn_libintl_end() { if (hLibintlDLL) FreeLibrary(hLibintlDLL); hLibintlDLL = NULL; dyn_libintl_gettext = null_libintl_gettext; dyn_libintl_textdomain = null_libintl_textdomain; dyn_libintl_bindtextdomain = null_libintl_bindtextdomain; dyn_libintl_bind_textdomain_codeset = null_libintl_bind_textdomain_codeset; } /*ARGSUSED*/ static char * null_libintl_gettext(const char *msgid) { return (char*)msgid; } /*ARGSUSED*/ static char * null_libintl_bindtextdomain(const char *domainname, const char *dirname) { return NULL; } /*ARGSUSED*/ static char * null_libintl_bind_textdomain_codeset(const char *domainname, const char *codeset) { return NULL; } /*ARGSUSED*/ static char * null_libintl_textdomain(const char *domainname) { return NULL; } #endif /* DYNAMIC_GETTEXT */ /* This symbol is not defined in older versions of the SDK or Visual C++ */ #ifndef VER_PLATFORM_WIN32_WINDOWS # define VER_PLATFORM_WIN32_WINDOWS 1 #endif DWORD g_PlatformId; #ifdef HAVE_ACL # include /* * These are needed to dynamically load the ADVAPI DLL, which is not * implemented under Windows 95 (and causes VIM to crash) */ typedef DWORD (WINAPI *PSNSECINFO) (LPTSTR, enum SE_OBJECT_TYPE, SECURITY_INFORMATION, PSID, PSID, PACL, PACL); typedef DWORD (WINAPI *PGNSECINFO) (LPSTR, enum SE_OBJECT_TYPE, SECURITY_INFORMATION, PSID *, PSID *, PACL *, PACL *, PSECURITY_DESCRIPTOR *); static HANDLE advapi_lib = NULL; /* Handle for ADVAPI library */ static PSNSECINFO pSetNamedSecurityInfo; static PGNSECINFO pGetNamedSecurityInfo; #endif typedef BOOL (WINAPI *PSETHANDLEINFORMATION)(HANDLE, DWORD, DWORD); static BOOL allowPiping = FALSE; static PSETHANDLEINFORMATION pSetHandleInformation; /* * Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or * VER_PLATFORM_WIN32_WINDOWS (Win95). */ void PlatformId(void) { static int done = FALSE; if (!done) { OSVERSIONINFO ovi; ovi.dwOSVersionInfoSize = sizeof(ovi); GetVersionEx(&ovi); g_PlatformId = ovi.dwPlatformId; #ifdef HAVE_ACL /* * Load the ADVAPI runtime if we are on anything * other than Windows 95 */ if (g_PlatformId == VER_PLATFORM_WIN32_NT) { /* * do this load. Problems: Doesn't unload at end of run (this is * theoretically okay, since Windows should unload it when VIM * terminates). Should we be using the 'mch_libcall' routines? * Seems like a lot of overhead to load/unload ADVAPI32.DLL each * time we verify security... */ advapi_lib = vimLoadLib("ADVAPI32.DLL"); if (advapi_lib != NULL) { pSetNamedSecurityInfo = (PSNSECINFO)GetProcAddress(advapi_lib, "SetNamedSecurityInfoA"); pGetNamedSecurityInfo = (PGNSECINFO)GetProcAddress(advapi_lib, "GetNamedSecurityInfoA"); if (pSetNamedSecurityInfo == NULL || pGetNamedSecurityInfo == NULL) { /* If we can't get the function addresses, set advapi_lib * to NULL so that we don't use them. */ FreeLibrary(advapi_lib); advapi_lib = NULL; } } } #endif /* * If we are on windows NT, try to load the pipe functions, only * available from Win2K. */ if (g_PlatformId == VER_PLATFORM_WIN32_NT) { HANDLE kernel32 = GetModuleHandle("kernel32"); pSetHandleInformation = (PSETHANDLEINFORMATION)GetProcAddress( kernel32, "SetHandleInformation"); allowPiping = pSetHandleInformation != NULL; } done = TRUE; } } /* * Return TRUE when running on Windows 95 (or 98 or ME). * Only to be used after mch_init(). */ int mch_windows95(void) { return g_PlatformId == VER_PLATFORM_WIN32_WINDOWS; } #ifdef FEAT_GUI_W32 /* * Used to work around the "can't do synchronous spawn" * problem on Win32s, without resorting to Universal Thunk. */ static int old_num_windows; static int num_windows; /*ARGSUSED*/ static BOOL CALLBACK win32ssynch_cb(HWND hwnd, LPARAM lparam) { num_windows++; return TRUE; } #endif #ifndef FEAT_GUI_W32 #define SHIFT (SHIFT_PRESSED) #define CTRL (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED) #define ALT (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED) #define ALT_GR (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED) /* When uChar.AsciiChar is 0, then we need to look at wVirtualKeyCode. * We map function keys to their ANSI terminal equivalents, as produced * by ANSI.SYS, for compatibility with the MS-DOS version of Vim. Any * ANSI key with a value >= '\300' is nonstandard, but provided anyway * so that the user can have access to all SHIFT-, CTRL-, and ALT- * combinations of function/arrow/etc keys. */ static const struct { WORD wVirtKey; BOOL fAnsiKey; int chAlone; int chShift; int chCtrl; int chAlt; } VirtKeyMap[] = { /* Key ANSI alone shift ctrl alt */ { VK_ESCAPE,FALSE, ESC, ESC, ESC, ESC, }, { VK_F1, TRUE, ';', 'T', '^', 'h', }, { VK_F2, TRUE, '<', 'U', '_', 'i', }, { VK_F3, TRUE, '=', 'V', '`', 'j', }, { VK_F4, TRUE, '>', 'W', 'a', 'k', }, { VK_F5, TRUE, '?', 'X', 'b', 'l', }, { VK_F6, TRUE, '@', 'Y', 'c', 'm', }, { VK_F7, TRUE, 'A', 'Z', 'd', 'n', }, { VK_F8, TRUE, 'B', '[', 'e', 'o', }, { VK_F9, TRUE, 'C', '\\', 'f', 'p', }, { VK_F10, TRUE, 'D', ']', 'g', 'q', }, { VK_F11, TRUE, '\205', '\207', '\211', '\213', }, { VK_F12, TRUE, '\206', '\210', '\212', '\214', }, { VK_HOME, TRUE, 'G', '\302', 'w', '\303', }, { VK_UP, TRUE, 'H', '\304', '\305', '\306', }, { VK_PRIOR, TRUE, 'I', '\307', '\204', '\310', }, /*PgUp*/ { VK_LEFT, TRUE, 'K', '\311', 's', '\312', }, { VK_RIGHT, TRUE, 'M', '\313', 't', '\314', }, { VK_END, TRUE, 'O', '\315', 'u', '\316', }, { VK_DOWN, TRUE, 'P', '\317', '\320', '\321', }, { VK_NEXT, TRUE, 'Q', '\322', 'v', '\323', }, /*PgDn*/ { VK_INSERT,TRUE, 'R', '\324', '\325', '\326', }, { VK_DELETE,TRUE, 'S', '\327', '\330', '\331', }, { VK_SNAPSHOT,TRUE, 0, 0, 0, 'r', }, /*PrtScrn*/ #if 0 /* Most people don't have F13-F20, but what the hell... */ { VK_F13, TRUE, '\332', '\333', '\334', '\335', }, { VK_F14, TRUE, '\336', '\337', '\340', '\341', }, { VK_F15, TRUE, '\342', '\343', '\344', '\345', }, { VK_F16, TRUE, '\346', '\347', '\350', '\351', }, { VK_F17, TRUE, '\352', '\353', '\354', '\355', }, { VK_F18, TRUE, '\356', '\357', '\360', '\361', }, { VK_F19, TRUE, '\362', '\363', '\364', '\365', }, { VK_F20, TRUE, '\366', '\367', '\370', '\371', }, #endif { VK_ADD, TRUE, 'N', 'N', 'N', 'N', }, /* keyp '+' */ { VK_SUBTRACT, TRUE,'J', 'J', 'J', 'J', }, /* keyp '-' */ /* { VK_DIVIDE, TRUE,'N', 'N', 'N', 'N', }, keyp '/' */ { VK_MULTIPLY, TRUE,'7', '7', '7', '7', }, /* keyp '*' */ { VK_NUMPAD0,TRUE, '\332', '\333', '\334', '\335', }, { VK_NUMPAD1,TRUE, '\336', '\337', '\340', '\341', }, { VK_NUMPAD2,TRUE, '\342', '\343', '\344', '\345', }, { VK_NUMPAD3,TRUE, '\346', '\347', '\350', '\351', }, { VK_NUMPAD4,TRUE, '\352', '\353', '\354', '\355', }, { VK_NUMPAD5,TRUE, '\356', '\357', '\360', '\361', }, { VK_NUMPAD6,TRUE, '\362', '\363', '\364', '\365', }, { VK_NUMPAD7,TRUE, '\366', '\367', '\370', '\371', }, { VK_NUMPAD8,TRUE, '\372', '\373', '\374', '\375', }, /* Sorry, out of number space! */ { VK_NUMPAD9,TRUE, '\376', '\377', '\377', '\367', }, }; #ifdef _MSC_VER // The ToAscii bug destroys several registers. Need to turn off optimization // or the GetConsoleKeyboardLayoutName hack will fail in non-debug versions # pragma warning(push) # pragma warning(disable: 4748) # pragma optimize("", off) #endif #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) # define AChar AsciiChar #else # define AChar uChar.AsciiChar #endif /* The return code indicates key code size. */ static int #ifdef __BORLANDC__ __stdcall #endif win32_kbd_patch_key( KEY_EVENT_RECORD *pker) { UINT uMods = pker->dwControlKeyState; static int s_iIsDead = 0; static WORD awAnsiCode[2]; static BYTE abKeystate[256]; if (s_iIsDead == 2) { pker->AChar = (CHAR) awAnsiCode[1]; s_iIsDead = 0; return 1; } if (pker->AChar != 0) return 1; vim_memset(abKeystate, 0, sizeof (abKeystate)); // Should only be non-NULL on NT 4.0 if (s_pfnGetConsoleKeyboardLayoutName != NULL) { CHAR szKLID[KL_NAMELENGTH]; if ((*s_pfnGetConsoleKeyboardLayoutName)(szKLID)) (void)LoadKeyboardLayout(szKLID, KLF_ACTIVATE); } /* Clear any pending dead keys */ ToAscii(VK_SPACE, MapVirtualKey(VK_SPACE, 0), abKeystate, awAnsiCode, 0); if (uMods & SHIFT_PRESSED) abKeystate[VK_SHIFT] = 0x80; if (uMods & CAPSLOCK_ON) abKeystate[VK_CAPITAL] = 1; if ((uMods & ALT_GR) == ALT_GR) { abKeystate[VK_CONTROL] = abKeystate[VK_LCONTROL] = abKeystate[VK_MENU] = abKeystate[VK_RMENU] = 0x80; } s_iIsDead = ToAscii(pker->wVirtualKeyCode, pker->wVirtualScanCode, abKeystate, awAnsiCode, 0); if (s_iIsDead > 0) pker->AChar = (CHAR) awAnsiCode[0]; return s_iIsDead; } #ifdef _MSC_VER /* MUST switch optimization on again here, otherwise a call to * decode_key_event() may crash (e.g. when hitting caps-lock) */ # pragma optimize("", on) # pragma warning(pop) # if (_MSC_VER < 1100) /* MUST turn off global optimisation for this next function, or * pressing ctrl-minus in insert mode crashes Vim when built with * VC4.1. -- negri. */ # pragma optimize("g", off) # endif #endif static BOOL g_fJustGotFocus = FALSE; /* * Decode a KEY_EVENT into one or two keystrokes */ static BOOL decode_key_event( KEY_EVENT_RECORD *pker, char_u *pch, char_u *pch2, int *pmodifiers, BOOL fDoPost) { int i; const int nModifs = pker->dwControlKeyState & (SHIFT | ALT | CTRL); *pch = *pch2 = NUL; g_fJustGotFocus = FALSE; /* ignore key up events */ if (!pker->bKeyDown) return FALSE; /* ignore some keystrokes */ switch (pker->wVirtualKeyCode) { /* modifiers */ case VK_SHIFT: case VK_CONTROL: case VK_MENU: /* Alt key */ return FALSE; default: break; } /* special cases */ if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0 && pker->AChar == NUL) { /* Ctrl-6 is Ctrl-^ */ if (pker->wVirtualKeyCode == '6') { *pch = Ctrl_HAT; return TRUE; } /* Ctrl-2 is Ctrl-@ */ else if (pker->wVirtualKeyCode == '2') { *pch = NUL; return TRUE; } /* Ctrl-- is Ctrl-_ */ else if (pker->wVirtualKeyCode == 0xBD) { *pch = Ctrl__; return TRUE; } } /* Shift-TAB */ if (pker->wVirtualKeyCode == VK_TAB && (nModifs & SHIFT_PRESSED)) { *pch = K_NUL; *pch2 = '\017'; return TRUE; } for (i = sizeof(VirtKeyMap) / sizeof(VirtKeyMap[0]); --i >= 0; ) { if (VirtKeyMap[i].wVirtKey == pker->wVirtualKeyCode) { if (nModifs == 0) *pch = VirtKeyMap[i].chAlone; else if ((nModifs & SHIFT) != 0 && (nModifs & ~SHIFT) == 0) *pch = VirtKeyMap[i].chShift; else if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0) *pch = VirtKeyMap[i].chCtrl; else if ((nModifs & ALT) != 0 && (nModifs & ~ALT) == 0) *pch = VirtKeyMap[i].chAlt; if (*pch != 0) { if (VirtKeyMap[i].fAnsiKey) { *pch2 = *pch; *pch = K_NUL; } return TRUE; } } } i = win32_kbd_patch_key(pker); if (i < 0) *pch = NUL; else { *pch = (i > 0) ? pker->AChar : NUL; if (pmodifiers != NULL) { /* Pass on the ALT key as a modifier, but only when not combined * with CTRL (which is ALTGR). */ if ((nModifs & ALT) != 0 && (nModifs & CTRL) == 0) *pmodifiers |= MOD_MASK_ALT; /* Pass on SHIFT only for special keys, because we don't know when * it's already included with the character. */ if ((nModifs & SHIFT) != 0 && *pch <= 0x20) *pmodifiers |= MOD_MASK_SHIFT; /* Pass on CTRL only for non-special keys, because we don't know * when it's already included with the character. And not when * combined with ALT (which is ALTGR). */ if ((nModifs & CTRL) != 0 && (nModifs & ALT) == 0 && *pch >= 0x20 && *pch < 0x80) *pmodifiers |= MOD_MASK_CTRL; } } return (*pch != NUL); } #ifdef _MSC_VER # pragma optimize("", on) #endif #endif /* FEAT_GUI_W32 */ #ifdef FEAT_MOUSE /* * For the GUI the mouse handling is in gui_w32.c. */ # ifdef FEAT_GUI_W32 /*ARGSUSED*/ void mch_setmouse(int on) { } # else static int g_fMouseAvail = FALSE; /* mouse present */ static int g_fMouseActive = FALSE; /* mouse enabled */ static int g_nMouseClick = -1; /* mouse status */ static int g_xMouse; /* mouse x coordinate */ static int g_yMouse; /* mouse y coordinate */ /* * Enable or disable mouse input */ void mch_setmouse(int on) { DWORD cmodein; if (!g_fMouseAvail) return; g_fMouseActive = on; GetConsoleMode(g_hConIn, &cmodein); if (g_fMouseActive) cmodein |= ENABLE_MOUSE_INPUT; else cmodein &= ~ENABLE_MOUSE_INPUT; SetConsoleMode(g_hConIn, cmodein); } /* * Decode a MOUSE_EVENT. If it's a valid event, return MOUSE_LEFT, * MOUSE_MIDDLE, or MOUSE_RIGHT for a click; MOUSE_DRAG for a mouse * move with a button held down; and MOUSE_RELEASE after a MOUSE_DRAG * or a MOUSE_LEFT, _MIDDLE, or _RIGHT. We encode the button type, * the number of clicks, and the Shift/Ctrl/Alt modifiers in g_nMouseClick, * and we return the mouse position in g_xMouse and g_yMouse. * * Every MOUSE_LEFT, _MIDDLE, or _RIGHT will be followed by zero or more * MOUSE_DRAGs and one MOUSE_RELEASE. MOUSE_RELEASE will be followed only * by MOUSE_LEFT, _MIDDLE, or _RIGHT. * * For multiple clicks, we send, say, MOUSE_LEFT/1 click, MOUSE_RELEASE, * MOUSE_LEFT/2 clicks, MOUSE_RELEASE, MOUSE_LEFT/3 clicks, MOUSE_RELEASE, .... * * Windows will send us MOUSE_MOVED notifications whenever the mouse * moves, even if it stays within the same character cell. We ignore * all MOUSE_MOVED messages if the position hasn't really changed, and * we ignore all MOUSE_MOVED messages where no button is held down (i.e., * we're only interested in MOUSE_DRAG). * * All of this is complicated by the code that fakes MOUSE_MIDDLE on * 2-button mouses by pressing the left & right buttons simultaneously. * In practice, it's almost impossible to click both at the same time, * so we need to delay a little. Also, we tend not to get MOUSE_RELEASE * in such cases, if the user is clicking quickly. */ static BOOL decode_mouse_event( MOUSE_EVENT_RECORD *pmer) { static int s_nOldButton = -1; static int s_nOldMouseClick = -1; static int s_xOldMouse = -1; static int s_yOldMouse = -1; static linenr_T s_old_topline = 0; #ifdef FEAT_DIFF static int s_old_topfill = 0; #endif static int s_cClicks = 1; static BOOL s_fReleased = TRUE; static DWORD s_dwLastClickTime = 0; static BOOL s_fNextIsMiddle = FALSE; static DWORD cButtons = 0; /* number of buttons supported */ const DWORD LEFT = FROM_LEFT_1ST_BUTTON_PRESSED; const DWORD MIDDLE = FROM_LEFT_2ND_BUTTON_PRESSED; const DWORD RIGHT = RIGHTMOST_BUTTON_PRESSED; const DWORD LEFT_RIGHT = LEFT | RIGHT; int nButton; if (cButtons == 0 && !GetNumberOfConsoleMouseButtons(&cButtons)) cButtons = 2; if (!g_fMouseAvail || !g_fMouseActive) { g_nMouseClick = -1; return FALSE; } /* get a spurious MOUSE_EVENT immediately after receiving focus; ignore */ if (g_fJustGotFocus) { g_fJustGotFocus = FALSE; return FALSE; } /* unprocessed mouse click? */ if (g_nMouseClick != -1) return TRUE; nButton = -1; g_xMouse = pmer->dwMousePosition.X; g_yMouse = pmer->dwMousePosition.Y; if (pmer->dwEventFlags == MOUSE_MOVED) { /* ignore MOUSE_MOVED events if (x, y) hasn't changed. (We get these * events even when the mouse moves only within a char cell.) */ if (s_xOldMouse == g_xMouse && s_yOldMouse == g_yMouse) return FALSE; } /* If no buttons are pressed... */ if ((pmer->dwButtonState & ((1 << cButtons) - 1)) == 0) { /* If the last thing returned was MOUSE_RELEASE, ignore this */ if (s_fReleased) return FALSE; nButton = MOUSE_RELEASE; s_fReleased = TRUE; } else /* one or more buttons pressed */ { /* on a 2-button mouse, hold down left and right buttons * simultaneously to get MIDDLE. */ if (cButtons == 2 && s_nOldButton != MOUSE_DRAG) { DWORD dwLR = (pmer->dwButtonState & LEFT_RIGHT); /* if either left or right button only is pressed, see if the * the next mouse event has both of them pressed */ if (dwLR == LEFT || dwLR == RIGHT) { for (;;) { /* wait a short time for next input event */ if (WaitForSingleObject(g_hConIn, p_mouset / 3) != WAIT_OBJECT_0) break; else { DWORD cRecords = 0; INPUT_RECORD ir; MOUSE_EVENT_RECORD* pmer2 = &ir.Event.MouseEvent; PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); if (cRecords == 0 || ir.EventType != MOUSE_EVENT || !(pmer2->dwButtonState & LEFT_RIGHT)) break; else { if (pmer2->dwEventFlags != MOUSE_MOVED) { ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); return decode_mouse_event(pmer2); } else if (s_xOldMouse == pmer2->dwMousePosition.X && s_yOldMouse == pmer2->dwMousePosition.Y) { /* throw away spurious mouse move */ ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); /* are there any more mouse events in queue? */ PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); if (cRecords==0 || ir.EventType != MOUSE_EVENT) break; } else break; } } } } } if (s_fNextIsMiddle) { nButton = (pmer->dwEventFlags == MOUSE_MOVED) ? MOUSE_DRAG : MOUSE_MIDDLE; s_fNextIsMiddle = FALSE; } else if (cButtons == 2 && ((pmer->dwButtonState & LEFT_RIGHT) == LEFT_RIGHT)) { nButton = MOUSE_MIDDLE; if (! s_fReleased && pmer->dwEventFlags != MOUSE_MOVED) { s_fNextIsMiddle = TRUE; nButton = MOUSE_RELEASE; } } else if ((pmer->dwButtonState & LEFT) == LEFT) nButton = MOUSE_LEFT; else if ((pmer->dwButtonState & MIDDLE) == MIDDLE) nButton = MOUSE_MIDDLE; else if ((pmer->dwButtonState & RIGHT) == RIGHT) nButton = MOUSE_RIGHT; if (! s_fReleased && ! s_fNextIsMiddle && nButton != s_nOldButton && s_nOldButton != MOUSE_DRAG) return FALSE; s_fReleased = s_fNextIsMiddle; } if (pmer->dwEventFlags == 0 || pmer->dwEventFlags == DOUBLE_CLICK) { /* button pressed or released, without mouse moving */ if (nButton != -1 && nButton != MOUSE_RELEASE) { DWORD dwCurrentTime = GetTickCount(); if (s_xOldMouse != g_xMouse || s_yOldMouse != g_yMouse || s_nOldButton != nButton || s_old_topline != curwin->w_topline #ifdef FEAT_DIFF || s_old_topfill != curwin->w_topfill #endif || (int)(dwCurrentTime - s_dwLastClickTime) > p_mouset) { s_cClicks = 1; } else if (++s_cClicks > 4) { s_cClicks = 1; } s_dwLastClickTime = dwCurrentTime; } } else if (pmer->dwEventFlags == MOUSE_MOVED) { if (nButton != -1 && nButton != MOUSE_RELEASE) nButton = MOUSE_DRAG; s_cClicks = 1; } if (nButton == -1) return FALSE; if (nButton != MOUSE_RELEASE) s_nOldButton = nButton; g_nMouseClick = nButton; if (pmer->dwControlKeyState & SHIFT_PRESSED) g_nMouseClick |= MOUSE_SHIFT; if (pmer->dwControlKeyState & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) g_nMouseClick |= MOUSE_CTRL; if (pmer->dwControlKeyState & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) g_nMouseClick |= MOUSE_ALT; if (nButton != MOUSE_DRAG && nButton != MOUSE_RELEASE) SET_NUM_MOUSE_CLICKS(g_nMouseClick, s_cClicks); /* only pass on interesting (i.e., different) mouse events */ if (s_xOldMouse == g_xMouse && s_yOldMouse == g_yMouse && s_nOldMouseClick == g_nMouseClick) { g_nMouseClick = -1; return FALSE; } s_xOldMouse = g_xMouse; s_yOldMouse = g_yMouse; s_old_topline = curwin->w_topline; #ifdef FEAT_DIFF s_old_topfill = curwin->w_topfill; #endif s_nOldMouseClick = g_nMouseClick; return TRUE; } # endif /* FEAT_GUI_W32 */ #endif /* FEAT_MOUSE */ #ifdef MCH_CURSOR_SHAPE /* * Set the shape of the cursor. * 'thickness' can be from 1 (thin) to 99 (block) */ static void mch_set_cursor_shape(int thickness) { CONSOLE_CURSOR_INFO ConsoleCursorInfo; ConsoleCursorInfo.dwSize = thickness; ConsoleCursorInfo.bVisible = s_cursor_visible; SetConsoleCursorInfo(g_hConOut, &ConsoleCursorInfo); if (s_cursor_visible) SetConsoleCursorPosition(g_hConOut, g_coord); } void mch_update_cursor(void) { int idx; int thickness; /* * How the cursor is drawn depends on the current mode. */ idx = get_shape_idx(FALSE); if (shape_table[idx].shape == SHAPE_BLOCK) thickness = 99; /* 100 doesn't work on W95 */ else thickness = shape_table[idx].percentage; mch_set_cursor_shape(thickness); } #endif #ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ /* * Handle FOCUS_EVENT. */ static void handle_focus_event(INPUT_RECORD ir) { g_fJustGotFocus = ir.Event.FocusEvent.bSetFocus; ui_focus_change((int)g_fJustGotFocus); } /* * Wait until console input from keyboard or mouse is available, * or the time is up. * Return TRUE if something is available FALSE if not. */ static int WaitForChar(long msec) { DWORD dwNow = 0, dwEndTime = 0; INPUT_RECORD ir; DWORD cRecords; char_u ch, ch2; if (msec > 0) /* Wait until the specified time has elapsed. */ dwEndTime = GetTickCount() + msec; else if (msec < 0) /* Wait forever. */ dwEndTime = INFINITE; /* We need to loop until the end of the time period, because * we might get multiple unusable mouse events in that time. */ for (;;) { #ifdef FEAT_MZSCHEME mzvim_check_threads(); #endif #ifdef FEAT_CLIENTSERVER serverProcessPendingMessages(); #endif if (0 #ifdef FEAT_MOUSE || g_nMouseClick != -1 #endif #ifdef FEAT_CLIENTSERVER || input_available() #endif ) return TRUE; if (msec > 0) { /* If the specified wait time has passed, return. */ dwNow = GetTickCount(); if (dwNow >= dwEndTime) break; } if (msec != 0) { DWORD dwWaitTime = dwEndTime - dwNow; #ifdef FEAT_MZSCHEME if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || (long)dwWaitTime > p_mzq)) dwWaitTime = p_mzq; /* don't wait longer than 'mzquantum' */ #endif #ifdef FEAT_CLIENTSERVER /* Wait for either an event on the console input or a message in * the client-server window. */ if (MsgWaitForMultipleObjects(1, &g_hConIn, FALSE, dwWaitTime, QS_SENDMESSAGE) != WAIT_OBJECT_0) #else if (WaitForSingleObject(g_hConIn, dwWaitTime) != WAIT_OBJECT_0) #endif continue; } cRecords = 0; PeekConsoleInput(g_hConIn, &ir, 1, &cRecords); #ifdef FEAT_MBYTE_IME if (State & CMDLINE && msg_row == Rows - 1) { CONSOLE_SCREEN_BUFFER_INFO csbi; if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) { if (csbi.dwCursorPosition.Y != msg_row) { /* The screen is now messed up, must redraw the * command line and later all the windows. */ redraw_all_later(CLEAR); cmdline_row -= (msg_row - csbi.dwCursorPosition.Y); redrawcmd(); } } } #endif if (cRecords > 0) { if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown) { #ifdef FEAT_MBYTE_IME /* Windows IME sends two '\n's with only one 'ENTER'. First: * wVirtualKeyCode == 13. second: wVirtualKeyCode == 0 */ if (ir.Event.KeyEvent.uChar.UnicodeChar == 0 && ir.Event.KeyEvent.wVirtualKeyCode == 13) { ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); continue; } #endif if (decode_key_event(&ir.Event.KeyEvent, &ch, &ch2, NULL, FALSE)) return TRUE; } ReadConsoleInput(g_hConIn, &ir, 1, &cRecords); if (ir.EventType == FOCUS_EVENT) handle_focus_event(ir); else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) shell_resized(); #ifdef FEAT_MOUSE else if (ir.EventType == MOUSE_EVENT && decode_mouse_event(&ir.Event.MouseEvent)) return TRUE; #endif } else if (msec == 0) break; } #ifdef FEAT_CLIENTSERVER /* Something might have been received while we were waiting. */ if (input_available()) return TRUE; #endif return FALSE; } #ifndef FEAT_GUI_MSWIN /* * return non-zero if a character is available */ int mch_char_avail(void) { return WaitForChar(0L); } #endif /* * Create the console input. Used when reading stdin doesn't work. */ static void create_conin(void) { g_hConIn = CreateFile("CONIN$", GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, (LPSECURITY_ATTRIBUTES) NULL, OPEN_EXISTING, 0, (HANDLE)NULL); did_create_conin = TRUE; } /* * Get a keystroke or a mouse event */ static char_u tgetch(int *pmodifiers, char_u *pch2) { char_u ch; for (;;) { INPUT_RECORD ir; DWORD cRecords = 0; #ifdef FEAT_CLIENTSERVER (void)WaitForChar(-1L); if (input_available()) return 0; # ifdef FEAT_MOUSE if (g_nMouseClick != -1) return 0; # endif #endif if (ReadConsoleInput(g_hConIn, &ir, 1, &cRecords) == 0) { if (did_create_conin) read_error_exit(); create_conin(); continue; } if (ir.EventType == KEY_EVENT) { if (decode_key_event(&ir.Event.KeyEvent, &ch, pch2, pmodifiers, TRUE)) return ch; } else if (ir.EventType == FOCUS_EVENT) handle_focus_event(ir); else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) shell_resized(); #ifdef FEAT_MOUSE else if (ir.EventType == MOUSE_EVENT) { if (decode_mouse_event(&ir.Event.MouseEvent)) return 0; } #endif } } #endif /* !FEAT_GUI_W32 */ /* * mch_inchar(): low-level input funcion. * Get one or more characters from the keyboard or the mouse. * If time == 0, do not wait for characters. * If time == n, wait a short time for characters. * If time == -1, wait forever for characters. * Returns the number of characters read into buf. */ /*ARGSUSED*/ int mch_inchar( char_u *buf, int maxlen, long time, int tb_change_cnt) { #ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ int len; int c; #define TYPEAHEADLEN 20 static char_u typeahead[TYPEAHEADLEN]; /* previously typed bytes. */ static int typeaheadlen = 0; /* First use any typeahead that was kept because "buf" was too small. */ if (typeaheadlen > 0) goto theend; #ifdef FEAT_SNIFF if (want_sniff_request) { if (sniff_request_waiting) { /* return K_SNIFF */ typeahead[typeaheadlen++] = CSI; typeahead[typeaheadlen++] = (char_u)KS_EXTRA; typeahead[typeaheadlen++] = (char_u)KE_SNIFF; sniff_request_waiting = 0; want_sniff_request = 0; goto theend; } else if (time < 0 || time > 250) { /* don't wait too long, a request might be pending */ time = 250; } } #endif if (time >= 0) { if (!WaitForChar(time)) /* no character available */ return 0; } else /* time == -1, wait forever */ { mch_set_winsize_now(); /* Allow winsize changes from now on */ /* * If there is no character available within 2 seconds (default) * write the autoscript file to disk. Or cause the CursorHold event * to be triggered. */ if (!WaitForChar(p_ut)) { #ifdef FEAT_AUTOCMD if (trigger_cursorhold() && maxlen >= 3) { buf[0] = K_SPECIAL; buf[1] = KS_EXTRA; buf[2] = (int)KE_CURSORHOLD; return 3; } #endif before_blocking(); } } /* * Try to read as many characters as there are, until the buffer is full. */ /* we will get at least one key. Get more if they are available. */ g_fCBrkPressed = FALSE; #ifdef MCH_WRITE_DUMP if (fdDump) fputc('[', fdDump); #endif /* Keep looping until there is something in the typeahead buffer and more * to get and still room in the buffer (up to two bytes for a char and * three bytes for a modifier). */ while ((typeaheadlen == 0 || WaitForChar(0L)) && typeaheadlen + 5 <= TYPEAHEADLEN) { if (typebuf_changed(tb_change_cnt)) { /* "buf" may be invalid now if a client put something in the * typeahead buffer and "buf" is in the typeahead buffer. */ typeaheadlen = 0; break; } #ifdef FEAT_MOUSE if (g_nMouseClick != -1) { # ifdef MCH_WRITE_DUMP if (fdDump) fprintf(fdDump, "{%02x @ %d, %d}", g_nMouseClick, g_xMouse, g_yMouse); # endif typeahead[typeaheadlen++] = ESC + 128; typeahead[typeaheadlen++] = 'M'; typeahead[typeaheadlen++] = g_nMouseClick; typeahead[typeaheadlen++] = g_xMouse + '!'; typeahead[typeaheadlen++] = g_yMouse + '!'; g_nMouseClick = -1; } else #endif { char_u ch2 = NUL; int modifiers = 0; c = tgetch(&modifiers, &ch2); if (typebuf_changed(tb_change_cnt)) { /* "buf" may be invalid now if a client put something in the * typeahead buffer and "buf" is in the typeahead buffer. */ typeaheadlen = 0; break; } if (c == Ctrl_C && ctrl_c_interrupts) { #if defined(FEAT_CLIENTSERVER) trash_input_buf(); #endif got_int = TRUE; } #ifdef FEAT_MOUSE if (g_nMouseClick == -1) #endif { int n = 1; /* A key may have one or two bytes. */ typeahead[typeaheadlen] = c; if (ch2 != NUL) { typeahead[typeaheadlen + 1] = ch2; ++n; } #ifdef FEAT_MBYTE /* Only convert normal characters, not special keys. Need to * convert before applying ALT, otherwise mapping breaks * when 'tenc' is set. */ if (input_conv.vc_type != CONV_NONE && (ch2 == NUL || c != K_NUL)) n = convert_input(typeahead + typeaheadlen, n, TYPEAHEADLEN - typeaheadlen); #endif /* Use the ALT key to set the 8th bit of the character * when it's one byte, the 8th bit isn't set yet and not * using a double-byte encoding (would become a lead * byte). */ if ((modifiers & MOD_MASK_ALT) && n == 1 && (typeahead[typeaheadlen] & 0x80) == 0 #ifdef FEAT_MBYTE && !enc_dbcs #endif ) { #ifdef FEAT_MBYTE n = (*mb_char2bytes)(typeahead[typeaheadlen] | 0x80, typeahead + typeaheadlen); #else typeahead[typeaheadlen] |= 0x80; #endif modifiers &= ~MOD_MASK_ALT; } if (modifiers != 0) { /* Prepend modifiers to the character. */ mch_memmove(typeahead + typeaheadlen + 3, typeahead + typeaheadlen, n); typeahead[typeaheadlen++] = K_SPECIAL; typeahead[typeaheadlen++] = (char_u)KS_MODIFIER; typeahead[typeaheadlen++] = modifiers; } typeaheadlen += n; #ifdef MCH_WRITE_DUMP if (fdDump) fputc(c, fdDump); #endif } } } #ifdef MCH_WRITE_DUMP if (fdDump) { fputs("]\n", fdDump); fflush(fdDump); } #endif theend: /* Move typeahead to "buf", as much as fits. */ len = 0; while (len < maxlen && typeaheadlen > 0) { buf[len++] = typeahead[0]; mch_memmove(typeahead, typeahead + 1, --typeaheadlen); } return len; #else /* FEAT_GUI_W32 */ return 0; #endif /* FEAT_GUI_W32 */ } #ifndef __MINGW32__ # include /* required for FindExecutable() */ #endif /* * Return TRUE if "name" is in $PATH. * TODO: Should somehow check if it's really executable. */ static int executable_exists(char *name) { char *dum; char fname[_MAX_PATH]; #ifdef FEAT_MBYTE if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { WCHAR *p = enc_to_utf16(name, NULL); WCHAR fnamew[_MAX_PATH]; WCHAR *dumw; long n; if (p != NULL) { n = (long)SearchPathW(NULL, p, NULL, _MAX_PATH, fnamew, &dumw); vim_free(p); if (n > 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) { if (n == 0) return FALSE; if (GetFileAttributesW(fnamew) & FILE_ATTRIBUTE_DIRECTORY) return FALSE; return TRUE; } /* Retry with non-wide function (for Windows 98). */ } } #endif if (SearchPath(NULL, name, NULL, _MAX_PATH, fname, &dum) == 0) return FALSE; if (mch_isdir(fname)) return FALSE; return TRUE; } #if ((defined(__MINGW32__) || defined (__CYGWIN32__)) && \ __MSVCRT_VERSION__ >= 0x800) || (defined(_MSC_VER) && _MSC_VER >= 1400) /* * Bad parameter handler. * * Certain MS CRT functions will intentionally crash when passed invalid * parameters to highlight possible security holes. Setting this function as * the bad parameter handler will prevent the crash. * * In debug builds the parameters contain CRT information that might help track * down the source of a problem, but in non-debug builds the arguments are all * NULL/0. Debug builds will also produce assert dialogs from the CRT, it is * worth allowing these to make debugging of issues easier. */ static void bad_param_handler(const wchar_t *expression, const wchar_t *function, const wchar_t *file, unsigned int line, uintptr_t pReserved) { } # define SET_INVALID_PARAM_HANDLER \ ((void)_set_invalid_parameter_handler(bad_param_handler)) #else # define SET_INVALID_PARAM_HANDLER #endif #ifdef FEAT_GUI_W32 /* * GUI version of mch_init(). */ void mch_init(void) { #ifndef __MINGW32__ extern int _fmode; #endif /* Silently handle invalid parameters to CRT functions */ SET_INVALID_PARAM_HANDLER; /* Let critical errors result in a failure, not in a dialog box. Required * for the timestamp test to work on removed floppies. */ SetErrorMode(SEM_FAILCRITICALERRORS); _fmode = O_BINARY; /* we do our own CR-LF translation */ /* Specify window size. Is there a place to get the default from? */ Rows = 25; Columns = 80; /* Look for 'vimrun' */ if (!gui_is_win32s()) { char_u vimrun_location[_MAX_PATH + 4]; /* First try in same directory as gvim.exe */ STRCPY(vimrun_location, exe_name); STRCPY(gettail(vimrun_location), "vimrun.exe"); if (mch_getperm(vimrun_location) >= 0) { if (*skiptowhite(vimrun_location) != NUL) { /* Enclose path with white space in double quotes. */ mch_memmove(vimrun_location + 1, vimrun_location, STRLEN(vimrun_location) + 1); *vimrun_location = '"'; STRCPY(gettail(vimrun_location), "vimrun\" "); } else STRCPY(gettail(vimrun_location), "vimrun "); vimrun_path = (char *)vim_strsave(vimrun_location); s_dont_use_vimrun = FALSE; } else if (executable_exists("vimrun.exe")) s_dont_use_vimrun = FALSE; /* Don't give the warning for a missing vimrun.exe right now, but only * when vimrun was supposed to be used. Don't bother people that do * not need vimrun.exe. */ if (s_dont_use_vimrun) need_vimrun_warning = TRUE; } /* * If "finstr.exe" doesn't exist, use "grep -n" for 'grepprg'. * Otherwise the default "findstr /n" is used. */ if (!executable_exists("findstr.exe")) set_option_value((char_u *)"grepprg", 0, (char_u *)"grep -n", 0); #ifdef FEAT_CLIPBOARD clip_init(TRUE); /* * Vim's own clipboard format recognises whether the text is char, line, * or rectangular block. Only useful for copying between two Vims. * "VimClipboard" was used for previous versions, using the first * character to specify MCHAR, MLINE or MBLOCK. */ clip_star.format = RegisterClipboardFormat("VimClipboard2"); clip_star.format_raw = RegisterClipboardFormat("VimRawBytes"); #endif } #else /* FEAT_GUI_W32 */ #define SRWIDTH(sr) ((sr).Right - (sr).Left + 1) #define SRHEIGHT(sr) ((sr).Bottom - (sr).Top + 1) /* * ClearConsoleBuffer() * Description: * Clears the entire contents of the console screen buffer, using the * specified attribute. * Returns: * TRUE on success */ static BOOL ClearConsoleBuffer(WORD wAttribute) { CONSOLE_SCREEN_BUFFER_INFO csbi; COORD coord; DWORD NumCells, dummy; if (!GetConsoleScreenBufferInfo(g_hConOut, &csbi)) return FALSE; NumCells = csbi.dwSize.X * csbi.dwSize.Y; coord.X = 0; coord.Y = 0; if (!FillConsoleOutputCharacter(g_hConOut, ' ', NumCells, coord, &dummy)) { return FALSE; } if (!FillConsoleOutputAttribute(g_hConOut, wAttribute, NumCells, coord, &dummy)) { return FALSE; } return TRUE; } /* * FitConsoleWindow() * Description: * Checks if the console window will fit within given buffer dimensions. * Also, if requested, will shrink the window to fit. * Returns: * TRUE on success */ static BOOL FitConsoleWindow( COORD dwBufferSize, BOOL WantAdjust) { CONSOLE_SCREEN_BUFFER_INFO csbi; COORD dwWindowSize; BOOL NeedAdjust = FALSE; if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) { /* * A buffer resize will fail if the current console window does * not lie completely within that buffer. To avoid this, we might * have to move and possibly shrink the window. */ if (csbi.srWindow.Right >= dwBufferSize.X) { dwWindowSize.X = SRWIDTH(csbi.srWindow); if (dwWindowSize.X > dwBufferSize.X) dwWindowSize.X = dwBufferSize.X; csbi.srWindow.Right = dwBufferSize.X - 1; csbi.srWindow.Left = dwBufferSize.X - dwWindowSize.X; NeedAdjust = TRUE; } if (csbi.srWindow.Bottom >= dwBufferSize.Y) { dwWindowSize.Y = SRHEIGHT(csbi.srWindow); if (dwWindowSize.Y > dwBufferSize.Y) dwWindowSize.Y = dwBufferSize.Y; csbi.srWindow.Bottom = dwBufferSize.Y - 1; csbi.srWindow.Top = dwBufferSize.Y - dwWindowSize.Y; NeedAdjust = TRUE; } if (NeedAdjust && WantAdjust) { if (!SetConsoleWindowInfo(g_hConOut, TRUE, &csbi.srWindow)) return FALSE; } return TRUE; } return FALSE; } typedef struct ConsoleBufferStruct { BOOL IsValid; CONSOLE_SCREEN_BUFFER_INFO Info; PCHAR_INFO Buffer; COORD BufferSize; } ConsoleBuffer; /* * SaveConsoleBuffer() * Description: * Saves important information about the console buffer, including the * actual buffer contents. The saved information is suitable for later * restoration by RestoreConsoleBuffer(). * Returns: * TRUE if all information was saved; FALSE otherwise * If FALSE, still sets cb->IsValid if buffer characteristics were saved. */ static BOOL SaveConsoleBuffer( ConsoleBuffer *cb) { DWORD NumCells; COORD BufferCoord; SMALL_RECT ReadRegion; WORD Y, Y_incr; if (cb == NULL) return FALSE; if (!GetConsoleScreenBufferInfo(g_hConOut, &cb->Info)) { cb->IsValid = FALSE; return FALSE; } cb->IsValid = TRUE; /* * Allocate a buffer large enough to hold the entire console screen * buffer. If this ConsoleBuffer structure has already been initialized * with a buffer of the correct size, then just use that one. */ if (!cb->IsValid || cb->Buffer == NULL || cb->BufferSize.X != cb->Info.dwSize.X || cb->BufferSize.Y != cb->Info.dwSize.Y) { cb->BufferSize.X = cb->Info.dwSize.X; cb->BufferSize.Y = cb->Info.dwSize.Y; NumCells = cb->BufferSize.X * cb->BufferSize.Y; vim_free(cb->Buffer); cb->Buffer = (PCHAR_INFO)alloc(NumCells * sizeof(CHAR_INFO)); if (cb->Buffer == NULL) return FALSE; } /* * We will now copy the console screen buffer into our buffer. * ReadConsoleOutput() seems to be limited as far as how much you * can read at a time. Empirically, this number seems to be about * 12000 cells (rows * columns). Start at position (0, 0) and copy * in chunks until it is all copied. The chunks will all have the * same horizontal characteristics, so initialize them now. The * height of each chunk will be (12000 / width). */ BufferCoord.X = 0; ReadRegion.Left = 0; ReadRegion.Right = cb->Info.dwSize.X - 1; Y_incr = 12000 / cb->Info.dwSize.X; for (Y = 0; Y < cb->BufferSize.Y; Y += Y_incr) { /* * Read into position (0, Y) in our buffer. */ BufferCoord.Y = Y; /* * Read the region whose top left corner is (0, Y) and whose bottom * right corner is (width - 1, Y + Y_incr - 1). This should define * a region of size width by Y_incr. Don't worry if this region is * too large for the remaining buffer; it will be cropped. */ ReadRegion.Top = Y; ReadRegion.Bottom = Y + Y_incr - 1; if (!ReadConsoleOutput(g_hConOut, /* output handle */ cb->Buffer, /* our buffer */ cb->BufferSize, /* dimensions of our buffer */ BufferCoord, /* offset in our buffer */ &ReadRegion)) /* region to save */ { vim_free(cb->Buffer); cb->Buffer = NULL; return FALSE; } } return TRUE; } /* * RestoreConsoleBuffer() * Description: * Restores important information about the console buffer, including the * actual buffer contents, if desired. The information to restore is in * the same format used by SaveConsoleBuffer(). * Returns: * TRUE on success */ static BOOL RestoreConsoleBuffer( ConsoleBuffer *cb, BOOL RestoreScreen) { COORD BufferCoord; SMALL_RECT WriteRegion; if (cb == NULL || !cb->IsValid) return FALSE; /* * Before restoring the buffer contents, clear the current buffer, and * restore the cursor position and window information. Doing this now * prevents old buffer contents from "flashing" onto the screen. */ if (RestoreScreen) ClearConsoleBuffer(cb->Info.wAttributes); FitConsoleWindow(cb->Info.dwSize, TRUE); if (!SetConsoleScreenBufferSize(g_hConOut, cb->Info.dwSize)) return FALSE; if (!SetConsoleTextAttribute(g_hConOut, cb->Info.wAttributes)) return FALSE; if (!RestoreScreen) { /* * No need to restore the screen buffer contents, so we're done. */ return TRUE; } if (!SetConsoleCursorPosition(g_hConOut, cb->Info.dwCursorPosition)) return FALSE; if (!SetConsoleWindowInfo(g_hConOut, TRUE, &cb->Info.srWindow)) return FALSE; /* * Restore the screen buffer contents. */ if (cb->Buffer != NULL) { BufferCoord.X = 0; BufferCoord.Y = 0; WriteRegion.Left = 0; WriteRegion.Top = 0; WriteRegion.Right = cb->Info.dwSize.X - 1; WriteRegion.Bottom = cb->Info.dwSize.Y - 1; if (!WriteConsoleOutput(g_hConOut, /* output handle */ cb->Buffer, /* our buffer */ cb->BufferSize, /* dimensions of our buffer */ BufferCoord, /* offset in our buffer */ &WriteRegion)) /* region to restore */ { return FALSE; } } return TRUE; } #define FEAT_RESTORE_ORIG_SCREEN #ifdef FEAT_RESTORE_ORIG_SCREEN static ConsoleBuffer g_cbOrig = { 0 }; #endif static ConsoleBuffer g_cbNonTermcap = { 0 }; static ConsoleBuffer g_cbTermcap = { 0 }; #ifdef FEAT_TITLE #ifdef __BORLANDC__ typedef HWND (__stdcall *GETCONSOLEWINDOWPROC)(VOID); #else typedef WINBASEAPI HWND (WINAPI *GETCONSOLEWINDOWPROC)(VOID); #endif char g_szOrigTitle[256] = { 0 }; HWND g_hWnd = NULL; /* also used in os_mswin.c */ static HICON g_hOrigIconSmall = NULL; static HICON g_hOrigIcon = NULL; static HICON g_hVimIcon = NULL; static BOOL g_fCanChangeIcon = FALSE; /* ICON* are not defined in VC++ 4.0 */ #ifndef ICON_SMALL #define ICON_SMALL 0 #endif #ifndef ICON_BIG #define ICON_BIG 1 #endif /* * GetConsoleIcon() * Description: * Attempts to retrieve the small icon and/or the big icon currently in * use by a given window. * Returns: * TRUE on success */ static BOOL GetConsoleIcon( HWND hWnd, HICON *phIconSmall, HICON *phIcon) { if (hWnd == NULL) return FALSE; if (phIconSmall != NULL) *phIconSmall = (HICON)SendMessage(hWnd, WM_GETICON, (WPARAM)ICON_SMALL, (LPARAM)0); if (phIcon != NULL) *phIcon = (HICON)SendMessage(hWnd, WM_GETICON, (WPARAM)ICON_BIG, (LPARAM)0); return TRUE; } /* * SetConsoleIcon() * Description: * Attempts to change the small icon and/or the big icon currently in * use by a given window. * Returns: * TRUE on success */ static BOOL SetConsoleIcon( HWND hWnd, HICON hIconSmall, HICON hIcon) { HICON hPrevIconSmall; HICON hPrevIcon; if (hWnd == NULL) return FALSE; if (hIconSmall != NULL) hPrevIconSmall = (HICON)SendMessage(hWnd, WM_SETICON, (WPARAM)ICON_SMALL, (LPARAM)hIconSmall); if (hIcon != NULL) hPrevIcon = (HICON)SendMessage(hWnd, WM_SETICON, (WPARAM)ICON_BIG,(LPARAM) hIcon); return TRUE; } /* * SaveConsoleTitleAndIcon() * Description: * Saves the current console window title in g_szOrigTitle, for later * restoration. Also, attempts to obtain a handle to the console window, * and use it to save the small and big icons currently in use by the * console window. This is not always possible on some versions of Windows; * nor is it possible when running Vim remotely using Telnet (since the * console window the user sees is owned by a remote process). */ static void SaveConsoleTitleAndIcon(void) { GETCONSOLEWINDOWPROC GetConsoleWindowProc; /* Save the original title. */ if (!GetConsoleTitle(g_szOrigTitle, sizeof(g_szOrigTitle))) return; /* * Obtain a handle to the console window using GetConsoleWindow() from * KERNEL32.DLL; we need to handle in order to change the window icon. * This function only exists on NT-based Windows, starting with Windows * 2000. On older operating systems, we can't change the window icon * anyway. */ if ((GetConsoleWindowProc = (GETCONSOLEWINDOWPROC) GetProcAddress(GetModuleHandle("KERNEL32.DLL"), "GetConsoleWindow")) != NULL) { g_hWnd = (*GetConsoleWindowProc)(); } if (g_hWnd == NULL) return; /* Save the original console window icon. */ GetConsoleIcon(g_hWnd, &g_hOrigIconSmall, &g_hOrigIcon); if (g_hOrigIconSmall == NULL || g_hOrigIcon == NULL) return; /* Extract the first icon contained in the Vim executable. */ g_hVimIcon = ExtractIcon(NULL, exe_name, 0); if (g_hVimIcon != NULL) g_fCanChangeIcon = TRUE; } #endif static int g_fWindInitCalled = FALSE; static int g_fTermcapMode = FALSE; static CONSOLE_CURSOR_INFO g_cci; static DWORD g_cmodein = 0; static DWORD g_cmodeout = 0; /* * non-GUI version of mch_init(). */ void mch_init(void) { #ifndef FEAT_RESTORE_ORIG_SCREEN CONSOLE_SCREEN_BUFFER_INFO csbi; #endif #ifndef __MINGW32__ extern int _fmode; #endif /* Silently handle invalid parameters to CRT functions */ SET_INVALID_PARAM_HANDLER; /* Let critical errors result in a failure, not in a dialog box. Required * for the timestamp test to work on removed floppies. */ SetErrorMode(SEM_FAILCRITICALERRORS); _fmode = O_BINARY; /* we do our own CR-LF translation */ out_flush(); /* Obtain handles for the standard Console I/O devices */ if (read_cmd_fd == 0) g_hConIn = GetStdHandle(STD_INPUT_HANDLE); else create_conin(); g_hConOut = GetStdHandle(STD_OUTPUT_HANDLE); #ifdef FEAT_RESTORE_ORIG_SCREEN /* Save the initial console buffer for later restoration */ SaveConsoleBuffer(&g_cbOrig); g_attrCurrent = g_attrDefault = g_cbOrig.Info.wAttributes; #else /* Get current text attributes */ GetConsoleScreenBufferInfo(g_hConOut, &csbi); g_attrCurrent = g_attrDefault = csbi.wAttributes; #endif if (cterm_normal_fg_color == 0) cterm_normal_fg_color = (g_attrCurrent & 0xf) + 1; if (cterm_normal_bg_color == 0) cterm_normal_bg_color = ((g_attrCurrent >> 4) & 0xf) + 1; /* set termcap codes to current text attributes */ update_tcap(g_attrCurrent); GetConsoleCursorInfo(g_hConOut, &g_cci); GetConsoleMode(g_hConIn, &g_cmodein); GetConsoleMode(g_hConOut, &g_cmodeout); #ifdef FEAT_TITLE SaveConsoleTitleAndIcon(); /* * Set both the small and big icons of the console window to Vim's icon. * Note that Vim presently only has one size of icon (32x32), but it * automatically gets scaled down to 16x16 when setting the small icon. */ if (g_fCanChangeIcon) SetConsoleIcon(g_hWnd, g_hVimIcon, g_hVimIcon); #endif ui_get_shellsize(); #ifdef MCH_WRITE_DUMP fdDump = fopen("dump", "wt"); if (fdDump) { time_t t; time(&t); fputs(ctime(&t), fdDump); fflush(fdDump); } #endif g_fWindInitCalled = TRUE; #ifdef FEAT_MOUSE g_fMouseAvail = GetSystemMetrics(SM_MOUSEPRESENT); #endif #ifdef FEAT_CLIPBOARD clip_init(TRUE); /* * Vim's own clipboard format recognises whether the text is char, line, or * rectangular block. Only useful for copying between two Vims. * "VimClipboard" was used for previous versions, using the first * character to specify MCHAR, MLINE or MBLOCK. */ clip_star.format = RegisterClipboardFormat("VimClipboard2"); clip_star.format_raw = RegisterClipboardFormat("VimRawBytes"); #endif /* This will be NULL on anything but NT 4.0 */ s_pfnGetConsoleKeyboardLayoutName = (PFNGCKLN) GetProcAddress(GetModuleHandle("kernel32.dll"), "GetConsoleKeyboardLayoutNameA"); } /* * non-GUI version of mch_exit(). * Shut down and exit with status `r' * Careful: mch_exit() may be called before mch_init()! */ void mch_exit(int r) { stoptermcap(); if (g_fWindInitCalled) settmode(TMODE_COOK); ml_close_all(TRUE); /* remove all memfiles */ if (g_fWindInitCalled) { #ifdef FEAT_TITLE mch_restore_title(3); /* * Restore both the small and big icons of the console window to * what they were at startup. Don't do this when the window is * closed, Vim would hang here. */ if (g_fCanChangeIcon && !g_fForceExit) SetConsoleIcon(g_hWnd, g_hOrigIconSmall, g_hOrigIcon); #endif #ifdef MCH_WRITE_DUMP if (fdDump) { time_t t; time(&t); fputs(ctime(&t), fdDump); fclose(fdDump); } fdDump = NULL; #endif } SetConsoleCursorInfo(g_hConOut, &g_cci); SetConsoleMode(g_hConIn, g_cmodein); SetConsoleMode(g_hConOut, g_cmodeout); #ifdef DYNAMIC_GETTEXT dyn_libintl_end(); #endif exit(r); } #endif /* !FEAT_GUI_W32 */ /* * Do we have an interactive window? */ /*ARGSUSED*/ int mch_check_win( int argc, char **argv) { get_exe_name(); #ifdef FEAT_GUI_W32 return OK; /* GUI always has a tty */ #else if (isatty(1)) return OK; return FAIL; #endif } /* * fname_case(): Set the case of the file name, if it already exists. * When "len" is > 0, also expand short to long filenames. */ void fname_case( char_u *name, int len) { char szTrueName[_MAX_PATH + 2]; char szTrueNameTemp[_MAX_PATH + 2]; char *ptrue, *ptruePrev; char *porig, *porigPrev; int flen; WIN32_FIND_DATA fb; HANDLE hFind; int c; int slen; flen = (int)STRLEN(name); if (flen == 0 || flen > _MAX_PATH) return; slash_adjust(name); /* Build the new name in szTrueName[] one component at a time. */ porig = name; ptrue = szTrueName; if (isalpha(porig[0]) && porig[1] == ':') { /* copy leading drive letter */ *ptrue++ = *porig++; *ptrue++ = *porig++; *ptrue = NUL; /* in case nothing follows */ } while (*porig != NUL) { /* copy \ characters */ while (*porig == psepc) *ptrue++ = *porig++; ptruePrev = ptrue; porigPrev = porig; while (*porig != NUL && *porig != psepc) { #ifdef FEAT_MBYTE int l; if (enc_dbcs) { l = (*mb_ptr2len)(porig); while (--l >= 0) *ptrue++ = *porig++; } else #endif *ptrue++ = *porig++; } *ptrue = NUL; /* To avoid a slow failure append "\*" when searching a directory, * server or network share. */ STRCPY(szTrueNameTemp, szTrueName); slen = (int)strlen(szTrueNameTemp); if (*porig == psepc && slen + 2 < _MAX_PATH) STRCPY(szTrueNameTemp + slen, "\\*"); /* Skip "", "." and "..". */ if (ptrue > ptruePrev && (ptruePrev[0] != '.' || (ptruePrev[1] != NUL && (ptruePrev[1] != '.' || ptruePrev[2] != NUL))) && (hFind = FindFirstFile(szTrueNameTemp, &fb)) != INVALID_HANDLE_VALUE) { c = *porig; *porig = NUL; /* Only use the match when it's the same name (ignoring case) or * expansion is allowed and there is a match with the short name * and there is enough room. */ if (_stricoll(porigPrev, fb.cFileName) == 0 || (len > 0 && (_stricoll(porigPrev, fb.cAlternateFileName) == 0 && (int)(ptruePrev - szTrueName) + (int)strlen(fb.cFileName) < len))) { STRCPY(ptruePrev, fb.cFileName); /* Look for exact match and prefer it if found. Must be a * long name, otherwise there would be only one match. */ while (FindNextFile(hFind, &fb)) { if (*fb.cAlternateFileName != NUL && (strcoll(porigPrev, fb.cFileName) == 0 || (len > 0 && (_stricoll(porigPrev, fb.cAlternateFileName) == 0 && (int)(ptruePrev - szTrueName) + (int)strlen(fb.cFileName) < len)))) { STRCPY(ptruePrev, fb.cFileName); break; } } } FindClose(hFind); *porig = c; ptrue = ptruePrev + strlen(ptruePrev); } } STRCPY(name, szTrueName); } /* * Insert user name in s[len]. */ int mch_get_user_name( char_u *s, int len) { char szUserName[256 + 1]; /* UNLEN is 256 */ DWORD cch = sizeof szUserName; if (GetUserName(szUserName, &cch)) { vim_strncpy(s, szUserName, len - 1); return OK; } s[0] = NUL; return FAIL; } /* * Insert host name in s[len]. */ void mch_get_host_name( char_u *s, int len) { DWORD cch = len; if (!GetComputerName(s, &cch)) vim_strncpy(s, "PC (Win32 Vim)", len - 1); } /* * return process ID */ long mch_get_pid(void) { return (long)GetCurrentProcessId(); } /* * Get name of current directory into buffer 'buf' of length 'len' bytes. * Return OK for success, FAIL for failure. */ int mch_dirname( char_u *buf, int len) { /* * Originally this was: * return (getcwd(buf, len) != NULL ? OK : FAIL); * But the Win32s known bug list says that getcwd() doesn't work * so use the Win32 system call instead. */ #ifdef FEAT_MBYTE if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { WCHAR wbuf[_MAX_PATH + 1]; if (GetCurrentDirectoryW(_MAX_PATH, wbuf) != 0) { char_u *p = utf16_to_enc(wbuf, NULL); if (p != NULL) { vim_strncpy(buf, p, len - 1); vim_free(p); return OK; } } /* Retry with non-wide function (for Windows 98). */ } #endif return (GetCurrentDirectory(len, buf) != 0 ? OK : FAIL); } /* * get file permissions for `name' * -1 : error * else FILE_ATTRIBUTE_* defined in winnt.h */ long mch_getperm(char_u *name) { #ifdef FEAT_MBYTE if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { WCHAR *p = enc_to_utf16(name, NULL); long n; if (p != NULL) { n = (long)GetFileAttributesW(p); vim_free(p); if (n >= 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) return n; /* Retry with non-wide function (for Windows 98). */ } } #endif return (long)GetFileAttributes((char *)name); } /* * set file permission for `name' to `perm' */ int mch_setperm( char_u *name, long perm) { perm |= FILE_ATTRIBUTE_ARCHIVE; /* file has changed, set archive bit */ #ifdef FEAT_MBYTE if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { WCHAR *p = enc_to_utf16(name, NULL); long n; if (p != NULL) { n = (long)SetFileAttributesW(p, perm); vim_free(p); if (n || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) return n ? OK : FAIL; /* Retry with non-wide function (for Windows 98). */ } } #endif return SetFileAttributes((char *)name, perm) ? OK : FAIL; } /* * Set hidden flag for "name". */ void mch_hide(char_u *name) { int perm; #ifdef FEAT_MBYTE WCHAR *p = NULL; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) p = enc_to_utf16(name, NULL); #endif #ifdef FEAT_MBYTE if (p != NULL) { perm = GetFileAttributesW(p); if (perm < 0 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { /* Retry with non-wide function (for Windows 98). */ vim_free(p); p = NULL; } } if (p == NULL) #endif perm = GetFileAttributes((char *)name); if (perm >= 0) { perm |= FILE_ATTRIBUTE_HIDDEN; #ifdef FEAT_MBYTE if (p != NULL) { if (SetFileAttributesW(p, perm) == 0 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { /* Retry with non-wide function (for Windows 98). */ vim_free(p); p = NULL; } } if (p == NULL) #endif SetFileAttributes((char *)name, perm); } #ifdef FEAT_MBYTE vim_free(p); #endif } /* * return TRUE if "name" is a directory * return FALSE if "name" is not a directory or upon error */ int mch_isdir(char_u *name) { int f = mch_getperm(name); if (f == -1) return FALSE; /* file does not exist at all */ return (f & FILE_ATTRIBUTE_DIRECTORY) != 0; } /* * Create directory "name". * Return 0 on success, -1 on error. */ int mch_mkdir(char_u *name) { #ifdef FEAT_MBYTE if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { WCHAR *p; int retval; p = enc_to_utf16(name, NULL); if (p == NULL) return -1; retval = _wmkdir(p); vim_free(p); return retval; } #endif return _mkdir(name); } /* * Return TRUE if file "fname" has more than one link. */ int mch_is_linked(char_u *fname) { BY_HANDLE_FILE_INFORMATION info; return win32_fileinfo(fname, &info) == FILEINFO_OK && info.nNumberOfLinks > 1; } /* * Get the by-handle-file-information for "fname". * Returns FILEINFO_OK when OK. * returns FILEINFO_ENC_FAIL when enc_to_utf16() failed. * Returns FILEINFO_READ_FAIL when CreateFile() failed. * Returns FILEINFO_INFO_FAIL when GetFileInformationByHandle() failed. */ int win32_fileinfo(char_u *fname, BY_HANDLE_FILE_INFORMATION *info) { HANDLE hFile; int res = FILEINFO_READ_FAIL; #ifdef FEAT_MBYTE WCHAR *wn = NULL; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { wn = enc_to_utf16(fname, NULL); if (wn == NULL) res = FILEINFO_ENC_FAIL; } if (wn != NULL) { hFile = CreateFileW(wn, /* file name */ GENERIC_READ, /* access mode */ FILE_SHARE_READ | FILE_SHARE_WRITE, /* share mode */ NULL, /* security descriptor */ OPEN_EXISTING, /* creation disposition */ FILE_FLAG_BACKUP_SEMANTICS, /* file attributes */ NULL); /* handle to template file */ if (hFile == INVALID_HANDLE_VALUE && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { /* Retry with non-wide function (for Windows 98). */ vim_free(wn); wn = NULL; } } if (wn == NULL) #endif hFile = CreateFile(fname, /* file name */ GENERIC_READ, /* access mode */ FILE_SHARE_READ | FILE_SHARE_WRITE, /* share mode */ NULL, /* security descriptor */ OPEN_EXISTING, /* creation disposition */ FILE_FLAG_BACKUP_SEMANTICS, /* file attributes */ NULL); /* handle to template file */ if (hFile != INVALID_HANDLE_VALUE) { if (GetFileInformationByHandle(hFile, info) != 0) res = FILEINFO_OK; else res = FILEINFO_INFO_FAIL; CloseHandle(hFile); } #ifdef FEAT_MBYTE vim_free(wn); #endif return res; } /* * Return TRUE if file or directory "name" is writable (not readonly). * Strange semantics of Win32: a readonly directory is writable, but you can't * delete a file. Let's say this means it is writable. */ int mch_writable(char_u *name) { int perm = mch_getperm(name); return (perm != -1 && (!(perm & FILE_ATTRIBUTE_READONLY) || (perm & FILE_ATTRIBUTE_DIRECTORY))); } /* * Return 1 if "name" can be executed, 0 if not. * Return -1 if unknown. */ int mch_can_exe(char_u *name) { char_u buf[_MAX_PATH]; int len = (int)STRLEN(name); char_u *p; if (len >= _MAX_PATH) /* safety check */ return FALSE; /* If there already is an extension try using the name directly. Also do * this with a Unix-shell like 'shell'. */ if (vim_strchr(gettail(name), '.') != NULL || strstr((char *)gettail(p_sh), "sh") != NULL) if (executable_exists((char *)name)) return TRUE; /* * Loop over all extensions in $PATHEXT. */ vim_strncpy(buf, name, _MAX_PATH - 1); p = mch_getenv("PATHEXT"); if (p == NULL) p = (char_u *)".com;.exe;.bat;.cmd"; while (*p) { if (p[0] == '.' && (p[1] == NUL || p[1] == ';')) { /* A single "." means no extension is added. */ buf[len] = NUL; ++p; if (*p) ++p; } else copy_option_part(&p, buf + len, _MAX_PATH - len, ";"); if (executable_exists((char *)buf)) return TRUE; } return FALSE; } /* * Check what "name" is: * NODE_NORMAL: file or directory (or doesn't exist) * NODE_WRITABLE: writable device, socket, fifo, etc. * NODE_OTHER: non-writable things */ int mch_nodetype(char_u *name) { HANDLE hFile; int type; /* We can't open a file with a name "\\.\con" or "\\.\prn" and trying to * read from it later will cause Vim to hang. Thus return NODE_WRITABLE * here. */ if (STRNCMP(name, "\\\\.\\", 4) == 0) return NODE_WRITABLE; hFile = CreateFile(name, /* file name */ GENERIC_WRITE, /* access mode */ 0, /* share mode */ NULL, /* security descriptor */ OPEN_EXISTING, /* creation disposition */ 0, /* file attributes */ NULL); /* handle to template file */ if (hFile == INVALID_HANDLE_VALUE) return NODE_NORMAL; type = GetFileType(hFile); CloseHandle(hFile); if (type == FILE_TYPE_CHAR) return NODE_WRITABLE; if (type == FILE_TYPE_DISK) return NODE_NORMAL; return NODE_OTHER; } #ifdef HAVE_ACL struct my_acl { PSECURITY_DESCRIPTOR pSecurityDescriptor; PSID pSidOwner; PSID pSidGroup; PACL pDacl; PACL pSacl; }; #endif /* * Return a pointer to the ACL of file "fname" in allocated memory. * Return NULL if the ACL is not available for whatever reason. */ vim_acl_T mch_get_acl(char_u *fname) { #ifndef HAVE_ACL return (vim_acl_T)NULL; #else struct my_acl *p = NULL; /* This only works on Windows NT and 2000. */ if (g_PlatformId == VER_PLATFORM_WIN32_NT && advapi_lib != NULL) { p = (struct my_acl *)alloc_clear((unsigned)sizeof(struct my_acl)); if (p != NULL) { if (pGetNamedSecurityInfo( (LPTSTR)fname, // Abstract filename SE_FILE_OBJECT, // File Object // Retrieve the entire security descriptor. OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | SACL_SECURITY_INFORMATION, &p->pSidOwner, // Ownership information. &p->pSidGroup, // Group membership. &p->pDacl, // Discretionary information. &p->pSacl, // For auditing purposes. &p->pSecurityDescriptor ) != ERROR_SUCCESS) { mch_free_acl((vim_acl_T)p); p = NULL; } } } return (vim_acl_T)p; #endif } /* * Set the ACL of file "fname" to "acl" (unless it's NULL). * Errors are ignored. * This must only be called with "acl" equal to what mch_get_acl() returned. */ void mch_set_acl(char_u *fname, vim_acl_T acl) { #ifdef HAVE_ACL struct my_acl *p = (struct my_acl *)acl; if (p != NULL && advapi_lib != NULL) (void)pSetNamedSecurityInfo( (LPTSTR)fname, // Abstract filename SE_FILE_OBJECT, // File Object // Retrieve the entire security descriptor. OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | SACL_SECURITY_INFORMATION, p->pSidOwner, // Ownership information. p->pSidGroup, // Group membership. p->pDacl, // Discretionary information. p->pSacl // For auditing purposes. ); #endif } void mch_free_acl(vim_acl_T acl) { #ifdef HAVE_ACL struct my_acl *p = (struct my_acl *)acl; if (p != NULL) { LocalFree(p->pSecurityDescriptor); // Free the memory just in case vim_free(p); } #endif } #ifndef FEAT_GUI_W32 /* * handler for ctrl-break, ctrl-c interrupts, and fatal events. */ static BOOL WINAPI handler_routine( DWORD dwCtrlType) { switch (dwCtrlType) { case CTRL_C_EVENT: if (ctrl_c_interrupts) g_fCtrlCPressed = TRUE; return TRUE; case CTRL_BREAK_EVENT: g_fCBrkPressed = TRUE; return TRUE; /* fatal events: shut down gracefully */ case CTRL_CLOSE_EVENT: case CTRL_LOGOFF_EVENT: case CTRL_SHUTDOWN_EVENT: windgoto((int)Rows - 1, 0); g_fForceExit = TRUE; vim_snprintf((char *)IObuff, IOSIZE, _("Vim: Caught %s event\n"), (dwCtrlType == CTRL_CLOSE_EVENT ? _("close") : dwCtrlType == CTRL_LOGOFF_EVENT ? _("logoff") : _("shutdown"))); #ifdef DEBUG OutputDebugString(IObuff); #endif preserve_exit(); /* output IObuff, preserve files and exit */ return TRUE; /* not reached */ default: return FALSE; } } /* * set the tty in (raw) ? "raw" : "cooked" mode */ void mch_settmode(int tmode) { DWORD cmodein; DWORD cmodeout; BOOL bEnableHandler; GetConsoleMode(g_hConIn, &cmodein); GetConsoleMode(g_hConOut, &cmodeout); if (tmode == TMODE_RAW) { cmodein &= ~(ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | ENABLE_ECHO_INPUT); #ifdef FEAT_MOUSE if (g_fMouseActive) cmodein |= ENABLE_MOUSE_INPUT; #endif cmodeout &= ~(ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT); bEnableHandler = TRUE; } else /* cooked */ { cmodein |= (ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | ENABLE_ECHO_INPUT); cmodeout |= (ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT); bEnableHandler = FALSE; } SetConsoleMode(g_hConIn, cmodein); SetConsoleMode(g_hConOut, cmodeout); SetConsoleCtrlHandler(handler_routine, bEnableHandler); #ifdef MCH_WRITE_DUMP if (fdDump) { fprintf(fdDump, "mch_settmode(%s, in = %x, out = %x)\n", tmode == TMODE_RAW ? "raw" : tmode == TMODE_COOK ? "cooked" : "normal", cmodein, cmodeout); fflush(fdDump); } #endif } /* * Get the size of the current window in `Rows' and `Columns' * Return OK when size could be determined, FAIL otherwise. */ int mch_get_shellsize(void) { CONSOLE_SCREEN_BUFFER_INFO csbi; if (!g_fTermcapMode && g_cbTermcap.IsValid) { /* * For some reason, we are trying to get the screen dimensions * even though we are not in termcap mode. The 'Rows' and 'Columns' * variables are really intended to mean the size of Vim screen * while in termcap mode. */ Rows = g_cbTermcap.Info.dwSize.Y; Columns = g_cbTermcap.Info.dwSize.X; } else if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) { Rows = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; Columns = csbi.srWindow.Right - csbi.srWindow.Left + 1; } else { Rows = 25; Columns = 80; } return OK; } /* * Set a console window to `xSize' * `ySize' */ static void ResizeConBufAndWindow( HANDLE hConsole, int xSize, int ySize) { CONSOLE_SCREEN_BUFFER_INFO csbi; /* hold current console buffer info */ SMALL_RECT srWindowRect; /* hold the new console size */ COORD coordScreen; #ifdef MCH_WRITE_DUMP if (fdDump) { fprintf(fdDump, "ResizeConBufAndWindow(%d, %d)\n", xSize, ySize); fflush(fdDump); } #endif /* get the largest size we can size the console window to */ coordScreen = GetLargestConsoleWindowSize(hConsole); /* define the new console window size and scroll position */ srWindowRect.Left = srWindowRect.Top = (SHORT) 0; srWindowRect.Right = (SHORT) (min(xSize, coordScreen.X) - 1); srWindowRect.Bottom = (SHORT) (min(ySize, coordScreen.Y) - 1); if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) { int sx, sy; sx = csbi.srWindow.Right - csbi.srWindow.Left + 1; sy = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; if (sy < ySize || sx < xSize) { /* * Increasing number of lines/columns, do buffer first. * Use the maximal size in x and y direction. */ if (sy < ySize) coordScreen.Y = ySize; else coordScreen.Y = sy; if (sx < xSize) coordScreen.X = xSize; else coordScreen.X = sx; SetConsoleScreenBufferSize(hConsole, coordScreen); } } if (!SetConsoleWindowInfo(g_hConOut, TRUE, &srWindowRect)) { #ifdef MCH_WRITE_DUMP if (fdDump) { fprintf(fdDump, "SetConsoleWindowInfo failed: %lx\n", GetLastError()); fflush(fdDump); } #endif } /* define the new console buffer size */ coordScreen.X = xSize; coordScreen.Y = ySize; if (!SetConsoleScreenBufferSize(hConsole, coordScreen)) { #ifdef MCH_WRITE_DUMP if (fdDump) { fprintf(fdDump, "SetConsoleScreenBufferSize failed: %lx\n", GetLastError()); fflush(fdDump); } #endif } } /* * Set the console window to `Rows' * `Columns' */ void mch_set_shellsize(void) { COORD coordScreen; /* Don't change window size while still starting up */ if (suppress_winsize != 0) { suppress_winsize = 2; return; } if (term_console) { coordScreen = GetLargestConsoleWindowSize(g_hConOut); /* Clamp Rows and Columns to reasonable values */ if (Rows > coordScreen.Y) Rows = coordScreen.Y; if (Columns > coordScreen.X) Columns = coordScreen.X; ResizeConBufAndWindow(g_hConOut, Columns, Rows); } } /* * Rows and/or Columns has changed. */ void mch_new_shellsize(void) { set_scroll_region(0, 0, Columns - 1, Rows - 1); } /* * Called when started up, to set the winsize that was delayed. */ void mch_set_winsize_now(void) { if (suppress_winsize == 2) { suppress_winsize = 0; mch_set_shellsize(); shell_resized(); } suppress_winsize = 0; } #endif /* FEAT_GUI_W32 */ #if defined(FEAT_GUI_W32) || defined(PROTO) /* * Specialised version of system() for Win32 GUI mode. * This version proceeds as follows: * 1. Create a console window for use by the subprocess * 2. Run the subprocess (it gets the allocated console by default) * 3. Wait for the subprocess to terminate and get its exit code * 4. Prompt the user to press a key to close the console window */ static int mch_system_classic(char *cmd, int options) { STARTUPINFO si; PROCESS_INFORMATION pi; DWORD ret = 0; HWND hwnd = GetFocus(); si.cb = sizeof(si); si.lpReserved = NULL; si.lpDesktop = NULL; si.lpTitle = NULL; si.dwFlags = STARTF_USESHOWWINDOW; /* * It's nicer to run a filter command in a minimized window, but in * Windows 95 this makes the command MUCH slower. We can't do it under * Win32s either as it stops the synchronous spawn workaround working. * Don't activate the window to keep focus on Vim. */ if ((options & SHELL_DOOUT) && !mch_windows95() && !gui_is_win32s()) si.wShowWindow = SW_SHOWMINNOACTIVE; else si.wShowWindow = SW_SHOWNORMAL; si.cbReserved2 = 0; si.lpReserved2 = NULL; /* There is a strange error on Windows 95 when using "c:\\command.com". * When the "c:\\" is left out it works OK...? */ if (mch_windows95() && (STRNICMP(cmd, "c:/command.com", 14) == 0 || STRNICMP(cmd, "c:\\command.com", 14) == 0)) cmd += 3; /* Now, run the command */ CreateProcess(NULL, /* Executable name */ cmd, /* Command to execute */ NULL, /* Process security attributes */ NULL, /* Thread security attributes */ FALSE, /* Inherit handles */ CREATE_DEFAULT_ERROR_MODE | /* Creation flags */ CREATE_NEW_CONSOLE, NULL, /* Environment */ NULL, /* Current directory */ &si, /* Startup information */ &pi); /* Process information */ /* Wait for the command to terminate before continuing */ if (g_PlatformId != VER_PLATFORM_WIN32s) { #ifdef FEAT_GUI int delay = 1; /* Keep updating the window while waiting for the shell to finish. */ for (;;) { MSG msg; if (pPeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE)) { TranslateMessage(&msg); pDispatchMessage(&msg); } if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT) break; /* We start waiting for a very short time and then increase it, so * that we respond quickly when the process is quick, and don't * consume too much overhead when it's slow. */ if (delay < 50) delay += 10; } #else WaitForSingleObject(pi.hProcess, INFINITE); #endif /* Get the command exit code */ GetExitCodeProcess(pi.hProcess, &ret); } else { /* * This ugly code is the only quick way of performing * a synchronous spawn under Win32s. Yuk. */ num_windows = 0; EnumWindows(win32ssynch_cb, 0); old_num_windows = num_windows; do { Sleep(1000); num_windows = 0; EnumWindows(win32ssynch_cb, 0); } while (num_windows == old_num_windows); ret = 0; } /* Close the handles to the subprocess, so that it goes away */ CloseHandle(pi.hThread); CloseHandle(pi.hProcess); /* Try to get input focus back. Doesn't always work though. */ PostMessage(hwnd, WM_SETFOCUS, 0, 0); return ret; } /* * Thread launched by the gui to send the current buffer data to the * process. This way avoid to hang up vim totally if the children * process take a long time to process the lines. */ static DWORD WINAPI sub_process_writer(LPVOID param) { HANDLE g_hChildStd_IN_Wr = param; linenr_T lnum = curbuf->b_op_start.lnum; DWORD len = 0; DWORD l; char_u *lp = ml_get(lnum); char_u *s; int written = 0; for (;;) { l = (DWORD)STRLEN(lp + written); if (l == 0) len = 0; else if (lp[written] == NL) { /* NL -> NUL translation */ WriteFile(g_hChildStd_IN_Wr, "", 1, &len, NULL); } else { s = vim_strchr(lp + written, NL); WriteFile(g_hChildStd_IN_Wr, (char *)lp + written, s == NULL ? l : (DWORD)(s - (lp + written)), &len, NULL); } if (len == (int)l) { /* Finished a line, add a NL, unless this line should not have * one. */ if (lnum != curbuf->b_op_end.lnum || !curbuf->b_p_bin || (lnum != curbuf->b_no_eol_lnum && (lnum != curbuf->b_ml.ml_line_count || curbuf->b_p_eol))) { WriteFile(g_hChildStd_IN_Wr, "\n", 1, &ignored, NULL); } ++lnum; if (lnum > curbuf->b_op_end.lnum) break; lp = ml_get(lnum); written = 0; } else if (len > 0) written += len; } /* finished all the lines, close pipe */ CloseHandle(g_hChildStd_IN_Wr); ExitThread(0); } # define BUFLEN 100 /* length for buffer, stolen from unix version */ /* * This function read from the children's stdout and write the * data on screen or in the buffer accordingly. */ static void dump_pipe(int options, HANDLE g_hChildStd_OUT_Rd, garray_T *ga, char_u buffer[], DWORD *buffer_off) { DWORD availableBytes = 0; DWORD i; int ret; DWORD len; DWORD toRead; int repeatCount; /* we query the pipe to see if there is any data to read * to avoid to perform a blocking read */ ret = PeekNamedPipe(g_hChildStd_OUT_Rd, /* pipe to query */ NULL, /* optional buffer */ 0, /* buffe size */ NULL, /* number of read bytes */ &availableBytes, /* available bytes total */ NULL); /* byteLeft */ repeatCount = 0; /* We got real data in the pipe, read it */ while (ret != 0 && availableBytes > 0 && availableBytes > 0) { repeatCount++; toRead = # ifdef FEAT_MBYTE (DWORD)(BUFLEN - *buffer_off); # else (DWORD)BUFLEN; # endif toRead = availableBytes < toRead ? availableBytes : toRead; ReadFile(g_hChildStd_OUT_Rd, buffer # ifdef FEAT_MBYTE + *buffer_off, toRead # else , toRead # endif , &len, NULL); /* If we haven't read anything, there is a problem */ if (len == 0) break; availableBytes -= len; if (options & SHELL_READ) { /* Do NUL -> NL translation, append NL separated * lines to the current buffer. */ for (i = 0; i < len; ++i) { if (buffer[i] == NL) append_ga_line(ga); else if (buffer[i] == NUL) ga_append(ga, NL); else ga_append(ga, buffer[i]); } } # ifdef FEAT_MBYTE else if (has_mbyte) { int l; int c; char_u *p; len += *buffer_off; buffer[len] = NUL; /* Check if the last character in buffer[] is * incomplete, keep these bytes for the next * round. */ for (p = buffer; p < buffer + len; p += l) { l = mb_cptr2len(p); if (l == 0) l = 1; /* NUL byte? */ else if (MB_BYTE2LEN(*p) != l) break; } if (p == buffer) /* no complete character */ { /* avoid getting stuck at an illegal byte */ if (len >= 12) ++p; else { *buffer_off = len; return; } } c = *p; *p = NUL; msg_puts(buffer); if (p < buffer + len) { *p = c; *buffer_off = (DWORD)((buffer + len) - p); mch_memmove(buffer, p, *buffer_off); return; } *buffer_off = 0; } # endif /* FEAT_MBYTE */ else { buffer[len] = NUL; msg_puts(buffer); } windgoto(msg_row, msg_col); cursor_on(); out_flush(); } } /* * Version of system to use for windows NT > 5.0 (Win2K), use pipe * for communication and doesn't open any new window. */ static int mch_system_piped(char *cmd, int options) { STARTUPINFO si; PROCESS_INFORMATION pi; DWORD ret = 0; HANDLE g_hChildStd_IN_Rd = NULL; HANDLE g_hChildStd_IN_Wr = NULL; HANDLE g_hChildStd_OUT_Rd = NULL; HANDLE g_hChildStd_OUT_Wr = NULL; char_u buffer[BUFLEN + 1]; /* reading buffer + size */ DWORD len; /* buffer used to receive keys */ char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ int ta_len = 0; /* valid bytes in ta_buf[] */ DWORD i; int c; int noread_cnt = 0; garray_T ga; int delay = 1; DWORD buffer_off = 0; /* valid bytes in buffer[] */ SECURITY_ATTRIBUTES saAttr; /* Set the bInheritHandle flag so pipe handles are inherited. */ saAttr.nLength = sizeof(SECURITY_ATTRIBUTES); saAttr.bInheritHandle = TRUE; saAttr.lpSecurityDescriptor = NULL; if ( ! CreatePipe(&g_hChildStd_OUT_Rd, &g_hChildStd_OUT_Wr, &saAttr, 0) /* Ensure the read handle to the pipe for STDOUT is not inherited. */ || ! pSetHandleInformation(g_hChildStd_OUT_Rd, HANDLE_FLAG_INHERIT, 0) /* Create a pipe for the child process's STDIN. */ || ! CreatePipe(&g_hChildStd_IN_Rd, &g_hChildStd_IN_Wr, &saAttr, 0) /* Ensure the write handle to the pipe for STDIN is not inherited. */ || ! pSetHandleInformation(g_hChildStd_IN_Wr, HANDLE_FLAG_INHERIT, 0) ) { CloseHandle(g_hChildStd_IN_Rd); CloseHandle(g_hChildStd_IN_Wr); CloseHandle(g_hChildStd_OUT_Rd); CloseHandle(g_hChildStd_OUT_Wr); MSG_PUTS(_("\nCannot create pipes\n")); } si.cb = sizeof(si); si.lpReserved = NULL; si.lpDesktop = NULL; si.lpTitle = NULL; si.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES; /* set-up our file redirection */ si.hStdError = g_hChildStd_OUT_Wr; si.hStdOutput = g_hChildStd_OUT_Wr; si.hStdInput = g_hChildStd_IN_Rd; si.wShowWindow = SW_HIDE; si.cbReserved2 = 0; si.lpReserved2 = NULL; if (options & SHELL_READ) ga_init2(&ga, 1, BUFLEN); /* Now, run the command */ CreateProcess(NULL, /* Executable name */ cmd, /* Command to execute */ NULL, /* Process security attributes */ NULL, /* Thread security attributes */ // this command can be litigeous, handle inheritence was // deactivated for pending temp file, but, if we deactivate // it, the pipes don't work for some reason. TRUE, /* Inherit handles, first deactivated, * but needed */ CREATE_DEFAULT_ERROR_MODE, /* Creation flags */ NULL, /* Environment */ NULL, /* Current directory */ &si, /* Startup information */ &pi); /* Process information */ /* Close our unused side of the pipes */ CloseHandle(g_hChildStd_IN_Rd); CloseHandle(g_hChildStd_OUT_Wr); if (options & SHELL_WRITE) { HANDLE thread = CreateThread(NULL, /* security attributes */ 0, /* default stack size */ sub_process_writer, /* function to be executed */ g_hChildStd_IN_Wr, /* parameter */ 0, /* creation flag, start immediately */ NULL); /* we don't care about thread id */ CloseHandle(thread); g_hChildStd_IN_Wr = NULL; } /* Keep updating the window while waiting for the shell to finish. */ for (;;) { MSG msg; if (PeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE)) { TranslateMessage(&msg); DispatchMessage(&msg); } /* write pipe information in the window */ if ((options & (SHELL_READ|SHELL_WRITE)) # ifdef FEAT_GUI || gui.in_use # endif ) { len = 0; if (!(options & SHELL_EXPAND) && ((options & (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) # ifdef FEAT_GUI || gui.in_use # endif ) && (ta_len > 0 || noread_cnt > 4)) { if (ta_len == 0) { /* Get extra characters when we don't have any. Reset the * counter and timer. */ noread_cnt = 0; # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) gettimeofday(&start_tv, NULL); # endif len = ui_inchar(ta_buf, BUFLEN, 10L, 0); } if (ta_len > 0 || len > 0) { /* * For pipes: Check for CTRL-C: send interrupt signal to * child. Check for CTRL-D: EOF, close pipe to child. */ if (len == 1 && cmd != NULL) { if (ta_buf[ta_len] == Ctrl_C) { /* Learn what exit code is expected, for * now put 9 as SIGKILL */ TerminateProcess(pi.hProcess, 9); } if (ta_buf[ta_len] == Ctrl_D) { CloseHandle(g_hChildStd_IN_Wr); g_hChildStd_IN_Wr = NULL; } } /* replace K_BS by and K_DEL by */ for (i = ta_len; i < ta_len + len; ++i) { if (ta_buf[i] == CSI && len - i > 2) { c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); if (c == K_DEL || c == K_KDEL || c == K_BS) { mch_memmove(ta_buf + i + 1, ta_buf + i + 3, (size_t)(len - i - 2)); if (c == K_DEL || c == K_KDEL) ta_buf[i] = DEL; else ta_buf[i] = Ctrl_H; len -= 2; } } else if (ta_buf[i] == '\r') ta_buf[i] = '\n'; # ifdef FEAT_MBYTE if (has_mbyte) i += (*mb_ptr2len_len)(ta_buf + i, ta_len + len - i) - 1; # endif } /* * For pipes: echo the typed characters. For a pty this * does not seem to work. */ for (i = ta_len; i < ta_len + len; ++i) { if (ta_buf[i] == '\n' || ta_buf[i] == '\b') msg_putchar(ta_buf[i]); # ifdef FEAT_MBYTE else if (has_mbyte) { int l = (*mb_ptr2len)(ta_buf + i); msg_outtrans_len(ta_buf + i, l); i += l - 1; } # endif else msg_outtrans_len(ta_buf + i, 1); } windgoto(msg_row, msg_col); out_flush(); ta_len += len; /* * Write the characters to the child, unless EOF has been * typed for pipes. Write one character at a time, to * avoid losing too much typeahead. When writing buffer * lines, drop the typed characters (only check for * CTRL-C). */ if (options & SHELL_WRITE) ta_len = 0; else if (g_hChildStd_IN_Wr != NULL) { WriteFile(g_hChildStd_IN_Wr, (char*)ta_buf, 1, &len, NULL); // if we are typing in, we want to keep things reactive delay = 1; if (len > 0) { ta_len -= len; mch_memmove(ta_buf, ta_buf + len, ta_len); } } } } } if (ta_len) ui_inchar_undo(ta_buf, ta_len); if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT) { dump_pipe(options, g_hChildStd_OUT_Rd, &ga, buffer, &buffer_off); break; } ++noread_cnt; dump_pipe(options, g_hChildStd_OUT_Rd, &ga, buffer, &buffer_off); /* We start waiting for a very short time and then increase it, so * that we respond quickly when the process is quick, and don't * consume too much overhead when it's slow. */ if (delay < 50) delay += 10; } /* Close the pipe */ CloseHandle(g_hChildStd_OUT_Rd); if (g_hChildStd_IN_Wr != NULL) CloseHandle(g_hChildStd_IN_Wr); WaitForSingleObject(pi.hProcess, INFINITE); /* Get the command exit code */ GetExitCodeProcess(pi.hProcess, &ret); if (options & SHELL_READ) { if (ga.ga_len > 0) { append_ga_line(&ga); /* remember that the NL was missing */ curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; } else curbuf->b_no_eol_lnum = 0; ga_clear(&ga); } /* Close the handles to the subprocess, so that it goes away */ CloseHandle(pi.hThread); CloseHandle(pi.hProcess); return ret; } static int mch_system(char *cmd, int options) { /* if we can pipe and the shelltemp option is off */ if (allowPiping && !p_stmp) return mch_system_piped(cmd, options); else return mch_system_classic(cmd, options); } #else # define mch_system(c, o) system(c) #endif /* * Either execute a command by calling the shell or start a new shell */ int mch_call_shell( char_u *cmd, int options) /* SHELL_*, see vim.h */ { int x = 0; int tmode = cur_tmode; #ifdef FEAT_TITLE char szShellTitle[512]; /* Change the title to reflect that we are in a subshell. */ if (GetConsoleTitle(szShellTitle, sizeof(szShellTitle) - 4) > 0) { if (cmd == NULL) strcat(szShellTitle, " :sh"); else { strcat(szShellTitle, " - !"); if ((strlen(szShellTitle) + strlen(cmd) < sizeof(szShellTitle))) strcat(szShellTitle, cmd); } mch_settitle(szShellTitle, NULL); } #endif out_flush(); #ifdef MCH_WRITE_DUMP if (fdDump) { fprintf(fdDump, "mch_call_shell(\"%s\", %d)\n", cmd, options); fflush(fdDump); } #endif /* * Catch all deadly signals while running the external command, because a * CTRL-C, Ctrl-Break or illegal instruction might otherwise kill us. */ signal(SIGINT, SIG_IGN); #if defined(__GNUC__) && !defined(__MINGW32__) signal(SIGKILL, SIG_IGN); #else signal(SIGBREAK, SIG_IGN); #endif signal(SIGILL, SIG_IGN); signal(SIGFPE, SIG_IGN); signal(SIGSEGV, SIG_IGN); signal(SIGTERM, SIG_IGN); signal(SIGABRT, SIG_IGN); if (options & SHELL_COOKED) settmode(TMODE_COOK); /* set to normal mode */ if (cmd == NULL) { x = mch_system(p_sh, options); } else { /* we use "command" or "cmd" to start the shell; slow but easy */ char_u *newcmd; long_u cmdlen = ( #ifdef FEAT_GUI_W32 (allowPiping && !p_stmp ? 0 : STRLEN(vimrun_path)) + #endif STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10); newcmd = lalloc(cmdlen, TRUE); if (newcmd != NULL) { char_u *cmdbase = (*cmd == '"' ? cmd + 1 : cmd); if ((STRNICMP(cmdbase, "start", 5) == 0) && vim_iswhite(cmdbase[5])) { STARTUPINFO si; PROCESS_INFORMATION pi; DWORD flags = CREATE_NEW_CONSOLE; si.cb = sizeof(si); si.lpReserved = NULL; si.lpDesktop = NULL; si.lpTitle = NULL; si.dwFlags = 0; si.cbReserved2 = 0; si.lpReserved2 = NULL; cmdbase = skipwhite(cmdbase + 5); if ((STRNICMP(cmdbase, "/min", 4) == 0) && vim_iswhite(cmdbase[4])) { cmdbase = skipwhite(cmdbase + 4); si.dwFlags = STARTF_USESHOWWINDOW; si.wShowWindow = SW_SHOWMINNOACTIVE; } else if ((STRNICMP(cmdbase, "/b", 2) == 0) && vim_iswhite(cmdbase[2])) { cmdbase = skipwhite(cmdbase + 2); flags = CREATE_NO_WINDOW; si.dwFlags = STARTF_USESTDHANDLES; si.hStdInput = CreateFile("\\\\.\\NUL", // File name GENERIC_READ, // Access flags 0, // Share flags NULL, // Security att. OPEN_EXISTING, // Open flags FILE_ATTRIBUTE_NORMAL, // File att. NULL); // Temp file si.hStdOutput = si.hStdInput; si.hStdError = si.hStdInput; } /* When the command is in double quotes, but 'shellxquote' is * empty, keep the double quotes around the command. * Otherwise remove the double quotes, they aren't needed * here, because we don't use a shell to run the command. */ if (*cmd == '"' && *p_sxq == NUL) { newcmd[0] = '"'; STRCPY(newcmd + 1, cmdbase); } else { STRCPY(newcmd, cmdbase); if (*cmd == '"' && *newcmd != NUL) newcmd[STRLEN(newcmd) - 1] = NUL; } /* * Now, start the command as a process, so that it doesn't * inherit our handles which causes unpleasant dangling swap * files if we exit before the spawned process */ if (CreateProcess (NULL, // Executable name newcmd, // Command to execute NULL, // Process security attributes NULL, // Thread security attributes FALSE, // Inherit handles flags, // Creation flags NULL, // Environment NULL, // Current directory &si, // Startup information &pi)) // Process information x = 0; else { x = -1; #ifdef FEAT_GUI_W32 EMSG(_("E371: Command not found")); #endif } if (si.hStdInput != NULL) { /* Close the handle to \\.\NUL */ CloseHandle(si.hStdInput); } /* Close the handles to the subprocess, so that it goes away */ CloseHandle(pi.hThread); CloseHandle(pi.hProcess); } else { #if defined(FEAT_GUI_W32) if (need_vimrun_warning) { MessageBox(NULL, _("VIMRUN.EXE not found in your $PATH.\n" "External commands will not pause after completion.\n" "See :help win32-vimrun for more information."), _("Vim Warning"), MB_ICONWARNING); need_vimrun_warning = FALSE; } if (!s_dont_use_vimrun && (!allowPiping || p_stmp)) /* Use vimrun to execute the command. It opens a console * window, which can be closed without killing Vim. */ vim_snprintf((char *)newcmd, cmdlen, "%s%s%s %s %s", vimrun_path, (msg_silent != 0 || (options & SHELL_DOOUT)) ? "-s " : "", p_sh, p_shcf, cmd); else #endif vim_snprintf((char *)newcmd, cmdlen, "%s %s %s", p_sh, p_shcf, cmd); x = mch_system((char *)newcmd, options); } vim_free(newcmd); } } if (tmode == TMODE_RAW) settmode(TMODE_RAW); /* set to raw mode */ /* Print the return value, unless "vimrun" was used. */ if (x != 0 && !(options & SHELL_SILENT) && !emsg_silent #if defined(FEAT_GUI_W32) && ((options & SHELL_DOOUT) || s_dont_use_vimrun || (allowPiping && !p_stmp)) #endif ) { smsg(_("shell returned %d"), x); msg_putchar('\n'); } #ifdef FEAT_TITLE resettitle(); #endif signal(SIGINT, SIG_DFL); #if defined(__GNUC__) && !defined(__MINGW32__) signal(SIGKILL, SIG_DFL); #else signal(SIGBREAK, SIG_DFL); #endif signal(SIGILL, SIG_DFL); signal(SIGFPE, SIG_DFL); signal(SIGSEGV, SIG_DFL); signal(SIGTERM, SIG_DFL); signal(SIGABRT, SIG_DFL); return x; } #ifndef FEAT_GUI_W32 /* * Start termcap mode */ static void termcap_mode_start(void) { DWORD cmodein; if (g_fTermcapMode) return; SaveConsoleBuffer(&g_cbNonTermcap); if (g_cbTermcap.IsValid) { /* * We've been in termcap mode before. Restore certain screen * characteristics, including the buffer size and the window * size. Since we will be redrawing the screen, we don't need * to restore the actual contents of the buffer. */ RestoreConsoleBuffer(&g_cbTermcap, FALSE); SetConsoleWindowInfo(g_hConOut, TRUE, &g_cbTermcap.Info.srWindow); Rows = g_cbTermcap.Info.dwSize.Y; Columns = g_cbTermcap.Info.dwSize.X; } else { /* * This is our first time entering termcap mode. Clear the console * screen buffer, and resize the buffer to match the current window * size. We will use this as the size of our editing environment. */ ClearConsoleBuffer(g_attrCurrent); ResizeConBufAndWindow(g_hConOut, Columns, Rows); } #ifdef FEAT_TITLE resettitle(); #endif GetConsoleMode(g_hConIn, &cmodein); #ifdef FEAT_MOUSE if (g_fMouseActive) cmodein |= ENABLE_MOUSE_INPUT; else cmodein &= ~ENABLE_MOUSE_INPUT; #endif cmodein |= ENABLE_WINDOW_INPUT; SetConsoleMode(g_hConIn, cmodein); redraw_later_clear(); g_fTermcapMode = TRUE; } /* * End termcap mode */ static void termcap_mode_end(void) { DWORD cmodein; ConsoleBuffer *cb; COORD coord; DWORD dwDummy; if (!g_fTermcapMode) return; SaveConsoleBuffer(&g_cbTermcap); GetConsoleMode(g_hConIn, &cmodein); cmodein &= ~(ENABLE_MOUSE_INPUT | ENABLE_WINDOW_INPUT); SetConsoleMode(g_hConIn, cmodein); #ifdef FEAT_RESTORE_ORIG_SCREEN cb = exiting ? &g_cbOrig : &g_cbNonTermcap; #else cb = &g_cbNonTermcap; #endif RestoreConsoleBuffer(cb, p_rs); SetConsoleCursorInfo(g_hConOut, &g_cci); if (p_rs || exiting) { /* * Clear anything that happens to be on the current line. */ coord.X = 0; coord.Y = (SHORT) (p_rs ? cb->Info.dwCursorPosition.Y : (Rows - 1)); FillConsoleOutputCharacter(g_hConOut, ' ', cb->Info.dwSize.X, coord, &dwDummy); /* * The following is just for aesthetics. If we are exiting without * restoring the screen, then we want to have a prompt string * appear at the bottom line. However, the command interpreter * seems to always advance the cursor one line before displaying * the prompt string, which causes the screen to scroll. To * counter this, move the cursor up one line before exiting. */ if (exiting && !p_rs) coord.Y--; /* * Position the cursor at the leftmost column of the desired row. */ SetConsoleCursorPosition(g_hConOut, coord); } g_fTermcapMode = FALSE; } #endif /* FEAT_GUI_W32 */ #ifdef FEAT_GUI_W32 /*ARGSUSED*/ void mch_write( char_u *s, int len) { /* never used */ } #else /* * clear `n' chars, starting from `coord' */ static void clear_chars( COORD coord, DWORD n) { DWORD dwDummy; FillConsoleOutputCharacter(g_hConOut, ' ', n, coord, &dwDummy); FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, n, coord, &dwDummy); } /* * Clear the screen */ static void clear_screen(void) { g_coord.X = g_coord.Y = 0; clear_chars(g_coord, Rows * Columns); } /* * Clear to end of display */ static void clear_to_end_of_display(void) { clear_chars(g_coord, (Rows - g_coord.Y - 1) * Columns + (Columns - g_coord.X)); } /* * Clear to end of line */ static void clear_to_end_of_line(void) { clear_chars(g_coord, Columns - g_coord.X); } /* * Scroll the scroll region up by `cLines' lines */ static void scroll(unsigned cLines) { COORD oldcoord = g_coord; gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Top + 1); delete_lines(cLines); g_coord = oldcoord; } /* * Set the scroll region */ static void set_scroll_region( unsigned left, unsigned top, unsigned right, unsigned bottom) { if (left >= right || top >= bottom || right > (unsigned) Columns - 1 || bottom > (unsigned) Rows - 1) return; g_srScrollRegion.Left = left; g_srScrollRegion.Top = top; g_srScrollRegion.Right = right; g_srScrollRegion.Bottom = bottom; } /* * Insert `cLines' lines at the current cursor position */ static void insert_lines(unsigned cLines) { SMALL_RECT source; COORD dest; CHAR_INFO fill; dest.X = 0; dest.Y = g_coord.Y + cLines; source.Left = 0; source.Top = g_coord.Y; source.Right = g_srScrollRegion.Right; source.Bottom = g_srScrollRegion.Bottom - cLines; fill.Char.AsciiChar = ' '; fill.Attributes = g_attrCurrent; ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); /* Here we have to deal with a win32 console flake: If the scroll * region looks like abc and we scroll c to a and fill with d we get * cbd... if we scroll block c one line at a time to a, we get cdd... * vim expects cdd consistently... So we have to deal with that * here... (this also occurs scrolling the same way in the other * direction). */ if (source.Bottom < dest.Y) { COORD coord; coord.X = 0; coord.Y = source.Bottom; clear_chars(coord, Columns * (dest.Y - source.Bottom)); } } /* * Delete `cLines' lines at the current cursor position */ static void delete_lines(unsigned cLines) { SMALL_RECT source; COORD dest; CHAR_INFO fill; int nb; dest.X = 0; dest.Y = g_coord.Y; source.Left = 0; source.Top = g_coord.Y + cLines; source.Right = g_srScrollRegion.Right; source.Bottom = g_srScrollRegion.Bottom; fill.Char.AsciiChar = ' '; fill.Attributes = g_attrCurrent; ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); /* Here we have to deal with a win32 console flake: If the scroll * region looks like abc and we scroll c to a and fill with d we get * cbd... if we scroll block c one line at a time to a, we get cdd... * vim expects cdd consistently... So we have to deal with that * here... (this also occurs scrolling the same way in the other * direction). */ nb = dest.Y + (source.Bottom - source.Top) + 1; if (nb < source.Top) { COORD coord; coord.X = 0; coord.Y = nb; clear_chars(coord, Columns * (source.Top - nb)); } } /* * Set the cursor position */ static void gotoxy( unsigned x, unsigned y) { if (x < 1 || x > (unsigned)Columns || y < 1 || y > (unsigned)Rows) return; /* external cursor coords are 1-based; internal are 0-based */ g_coord.X = x - 1; g_coord.Y = y - 1; SetConsoleCursorPosition(g_hConOut, g_coord); } /* * Set the current text attribute = (foreground | background) * See ../doc/os_win32.txt for the numbers. */ static void textattr(WORD wAttr) { g_attrCurrent = wAttr; SetConsoleTextAttribute(g_hConOut, wAttr); } static void textcolor(WORD wAttr) { g_attrCurrent = (g_attrCurrent & 0xf0) + wAttr; SetConsoleTextAttribute(g_hConOut, g_attrCurrent); } static void textbackground(WORD wAttr) { g_attrCurrent = (g_attrCurrent & 0x0f) + (wAttr << 4); SetConsoleTextAttribute(g_hConOut, g_attrCurrent); } /* * restore the default text attribute (whatever we started with) */ static void normvideo(void) { textattr(g_attrDefault); } static WORD g_attrPreStandout = 0; /* * Make the text standout, by brightening it */ static void standout(void) { g_attrPreStandout = g_attrCurrent; textattr((WORD) (g_attrCurrent|FOREGROUND_INTENSITY|BACKGROUND_INTENSITY)); } /* * Turn off standout mode */ static void standend(void) { if (g_attrPreStandout) { textattr(g_attrPreStandout); g_attrPreStandout = 0; } } /* * Set normal fg/bg color, based on T_ME. Called when t_me has been set. */ void mch_set_normal_colors(void) { char_u *p; int n; cterm_normal_fg_color = (g_attrDefault & 0xf) + 1; cterm_normal_bg_color = ((g_attrDefault >> 4) & 0xf) + 1; if (T_ME[0] == ESC && T_ME[1] == '|') { p = T_ME + 2; n = getdigits(&p); if (*p == 'm' && n > 0) { cterm_normal_fg_color = (n & 0xf) + 1; cterm_normal_bg_color = ((n >> 4) & 0xf) + 1; } } } /* * visual bell: flash the screen */ static void visual_bell(void) { COORD coordOrigin = {0, 0}; WORD attrFlash = ~g_attrCurrent & 0xff; DWORD dwDummy; LPWORD oldattrs = (LPWORD)alloc(Rows * Columns * sizeof(WORD)); if (oldattrs == NULL) return; ReadConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, coordOrigin, &dwDummy); FillConsoleOutputAttribute(g_hConOut, attrFlash, Rows * Columns, coordOrigin, &dwDummy); Sleep(15); /* wait for 15 msec */ WriteConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, coordOrigin, &dwDummy); vim_free(oldattrs); } /* * Make the cursor visible or invisible */ static void cursor_visible(BOOL fVisible) { s_cursor_visible = fVisible; #ifdef MCH_CURSOR_SHAPE mch_update_cursor(); #endif } /* * write `cchToWrite' characters in `pchBuf' to the screen * Returns the number of characters actually written (at least one). */ static BOOL write_chars( LPCSTR pchBuf, DWORD cchToWrite) { COORD coord = g_coord; DWORD written; FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, cchToWrite, coord, &written); /* When writing fails or didn't write a single character, pretend one * character was written, otherwise we get stuck. */ if (WriteConsoleOutputCharacter(g_hConOut, pchBuf, cchToWrite, coord, &written) == 0 || written == 0) written = 1; g_coord.X += (SHORT) written; while (g_coord.X > g_srScrollRegion.Right) { g_coord.X -= (SHORT) Columns; if (g_coord.Y < g_srScrollRegion.Bottom) g_coord.Y++; } gotoxy(g_coord.X + 1, g_coord.Y + 1); return written; } /* * mch_write(): write the output buffer to the screen, translating ESC * sequences into calls to console output routines. */ void mch_write( char_u *s, int len) { s[len] = NUL; if (!term_console) { write(1, s, (unsigned)len); return; } /* translate ESC | sequences into faked bios calls */ while (len--) { /* optimization: use one single write_chars for runs of text, * rather than once per character It ain't curses, but it helps. */ DWORD prefix = (DWORD)strcspn(s, "\n\r\b\a\033"); if (p_wd) { WaitForChar(p_wd); if (prefix != 0) prefix = 1; } if (prefix != 0) { DWORD nWritten; nWritten = write_chars(s, prefix); #ifdef MCH_WRITE_DUMP if (fdDump) { fputc('>', fdDump); fwrite(s, sizeof(char_u), nWritten, fdDump); fputs("<\n", fdDump); } #endif len -= (nWritten - 1); s += nWritten; } else if (s[0] == '\n') { /* \n, newline: go to the beginning of the next line or scroll */ if (g_coord.Y == g_srScrollRegion.Bottom) { scroll(1); gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Bottom + 1); } else { gotoxy(g_srScrollRegion.Left + 1, g_coord.Y + 2); } #ifdef MCH_WRITE_DUMP if (fdDump) fputs("\\n\n", fdDump); #endif s++; } else if (s[0] == '\r') { /* \r, carriage return: go to beginning of line */ gotoxy(g_srScrollRegion.Left+1, g_coord.Y + 1); #ifdef MCH_WRITE_DUMP if (fdDump) fputs("\\r\n", fdDump); #endif s++; } else if (s[0] == '\b') { /* \b, backspace: move cursor one position left */ if (g_coord.X > g_srScrollRegion.Left) g_coord.X--; else if (g_coord.Y > g_srScrollRegion.Top) { g_coord.X = g_srScrollRegion.Right; g_coord.Y--; } gotoxy(g_coord.X + 1, g_coord.Y + 1); #ifdef MCH_WRITE_DUMP if (fdDump) fputs("\\b\n", fdDump); #endif s++; } else if (s[0] == '\a') { /* \a, bell */ MessageBeep(0xFFFFFFFF); #ifdef MCH_WRITE_DUMP if (fdDump) fputs("\\a\n", fdDump); #endif s++; } else if (s[0] == ESC && len >= 3-1 && s[1] == '|') { #ifdef MCH_WRITE_DUMP char_u *old_s = s; #endif char_u *p; int arg1 = 0, arg2 = 0; switch (s[2]) { /* one or two numeric arguments, separated by ';' */ case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': p = s + 2; arg1 = getdigits(&p); /* no check for length! */ if (p > s + len) break; if (*p == ';') { ++p; arg2 = getdigits(&p); /* no check for length! */ if (p > s + len) break; if (*p == 'H') gotoxy(arg2, arg1); else if (*p == 'r') set_scroll_region(0, arg1 - 1, Columns - 1, arg2 - 1); } else if (*p == 'A') { /* move cursor up arg1 lines in same column */ gotoxy(g_coord.X + 1, max(g_srScrollRegion.Top, g_coord.Y - arg1) + 1); } else if (*p == 'C') { /* move cursor right arg1 columns in same line */ gotoxy(min(g_srScrollRegion.Right, g_coord.X + arg1) + 1, g_coord.Y + 1); } else if (*p == 'H') { gotoxy(1, arg1); } else if (*p == 'L') { insert_lines(arg1); } else if (*p == 'm') { if (arg1 == 0) normvideo(); else textattr((WORD) arg1); } else if (*p == 'f') { textcolor((WORD) arg1); } else if (*p == 'b') { textbackground((WORD) arg1); } else if (*p == 'M') { delete_lines(arg1); } len -= (int)(p - s); s = p + 1; break; /* Three-character escape sequences */ case 'A': /* move cursor up one line in same column */ gotoxy(g_coord.X + 1, max(g_srScrollRegion.Top, g_coord.Y - 1) + 1); goto got3; case 'B': visual_bell(); goto got3; case 'C': /* move cursor right one column in same line */ gotoxy(min(g_srScrollRegion.Right, g_coord.X + 1) + 1, g_coord.Y + 1); goto got3; case 'E': termcap_mode_end(); goto got3; case 'F': standout(); goto got3; case 'f': standend(); goto got3; case 'H': gotoxy(1, 1); goto got3; case 'j': clear_to_end_of_display(); goto got3; case 'J': clear_screen(); goto got3; case 'K': clear_to_end_of_line(); goto got3; case 'L': insert_lines(1); goto got3; case 'M': delete_lines(1); goto got3; case 'S': termcap_mode_start(); goto got3; case 'V': cursor_visible(TRUE); goto got3; case 'v': cursor_visible(FALSE); goto got3; got3: s += 3; len -= 2; } #ifdef MCH_WRITE_DUMP if (fdDump) { fputs("ESC | ", fdDump); fwrite(old_s + 2, sizeof(char_u), s - old_s - 2, fdDump); fputc('\n', fdDump); } #endif } else { /* Write a single character */ DWORD nWritten; nWritten = write_chars(s, 1); #ifdef MCH_WRITE_DUMP if (fdDump) { fputc('>', fdDump); fwrite(s, sizeof(char_u), nWritten, fdDump); fputs("<\n", fdDump); } #endif len -= (nWritten - 1); s += nWritten; } } #ifdef MCH_WRITE_DUMP if (fdDump) fflush(fdDump); #endif } #endif /* FEAT_GUI_W32 */ /* * Delay for half a second. */ /*ARGSUSED*/ void mch_delay( long msec, int ignoreinput) { #ifdef FEAT_GUI_W32 Sleep((int)msec); /* never wait for input */ #else /* Console */ if (ignoreinput) # ifdef FEAT_MZSCHEME if (mzthreads_allowed() && p_mzq > 0 && msec > p_mzq) { int towait = p_mzq; /* if msec is large enough, wait by portions in p_mzq */ while (msec > 0) { mzvim_check_threads(); if (msec < towait) towait = msec; Sleep(towait); msec -= towait; } } else # endif Sleep((int)msec); else WaitForChar(msec); #endif } /* * this version of remove is not scared by a readonly (backup) file * Return 0 for success, -1 for failure. */ int mch_remove(char_u *name) { #ifdef FEAT_MBYTE WCHAR *wn = NULL; int n; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { wn = enc_to_utf16(name, NULL); if (wn != NULL) { SetFileAttributesW(wn, FILE_ATTRIBUTE_NORMAL); n = DeleteFileW(wn) ? 0 : -1; vim_free(wn); if (n == 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) return n; /* Retry with non-wide function (for Windows 98). */ } } #endif SetFileAttributes(name, FILE_ATTRIBUTE_NORMAL); return DeleteFile(name) ? 0 : -1; } /* * check for an "interrupt signal": CTRL-break or CTRL-C */ void mch_breakcheck(void) { #ifndef FEAT_GUI_W32 /* never used */ if (g_fCtrlCPressed || g_fCBrkPressed) { g_fCtrlCPressed = g_fCBrkPressed = FALSE; got_int = TRUE; } #endif } /* * How much memory is available? * Return sum of available physical and page file memory. */ /*ARGSUSED*/ long_u mch_avail_mem(int special) { MEMORYSTATUS ms; ms.dwLength = sizeof(MEMORYSTATUS); GlobalMemoryStatus(&ms); return (long_u) (ms.dwAvailPhys + ms.dwAvailPageFile); } #ifdef FEAT_MBYTE /* * Same code as below, but with wide functions and no comments. * Return 0 for success, non-zero for failure. */ int mch_wrename(WCHAR *wold, WCHAR *wnew) { WCHAR *p; int i; WCHAR szTempFile[_MAX_PATH + 1]; WCHAR szNewPath[_MAX_PATH + 1]; HANDLE hf; if (!mch_windows95()) { p = wold; for (i = 0; wold[i] != NUL; ++i) if ((wold[i] == '/' || wold[i] == '\\' || wold[i] == ':') && wold[i + 1] != 0) p = wold + i + 1; if ((int)(wold + i - p) < 8 || p[6] != '~') return (MoveFileW(wold, wnew) == 0); } if (GetFullPathNameW(wnew, _MAX_PATH, szNewPath, &p) == 0 || p == NULL) return -1; *p = NUL; if (GetTempFileNameW(szNewPath, L"VIM", 0, szTempFile) == 0) return -2; if (!DeleteFileW(szTempFile)) return -3; if (!MoveFileW(wold, szTempFile)) return -4; if ((hf = CreateFileW(wold, GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) return -5; if (!CloseHandle(hf)) return -6; if (!MoveFileW(szTempFile, wnew)) { (void)MoveFileW(szTempFile, wold); return -7; } DeleteFileW(szTempFile); if (!DeleteFileW(wold)) return -8; return 0; } #endif /* * mch_rename() works around a bug in rename (aka MoveFile) in * Windows 95: rename("foo.bar", "foo.bar~") will generate a * file whose short file name is "FOO.BAR" (its long file name will * be correct: "foo.bar~"). Because a file can be accessed by * either its SFN or its LFN, "foo.bar" has effectively been * renamed to "foo.bar", which is not at all what was wanted. This * seems to happen only when renaming files with three-character * extensions by appending a suffix that does not include ".". * Windows NT gets it right, however, with an SFN of "FOO~1.BAR". * * There is another problem, which isn't really a bug but isn't right either: * When renaming "abcdef~1.txt" to "abcdef~1.txt~", the short name can be * "abcdef~1.txt" again. This has been reported on Windows NT 4.0 with * service pack 6. Doesn't seem to happen on Windows 98. * * Like rename(), returns 0 upon success, non-zero upon failure. * Should probably set errno appropriately when errors occur. */ int mch_rename( const char *pszOldFile, const char *pszNewFile) { char szTempFile[_MAX_PATH+1]; char szNewPath[_MAX_PATH+1]; char *pszFilePart; HANDLE hf; #ifdef FEAT_MBYTE WCHAR *wold = NULL; WCHAR *wnew = NULL; int retval = -1; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { wold = enc_to_utf16((char_u *)pszOldFile, NULL); wnew = enc_to_utf16((char_u *)pszNewFile, NULL); if (wold != NULL && wnew != NULL) retval = mch_wrename(wold, wnew); vim_free(wold); vim_free(wnew); if (retval == 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) return retval; /* Retry with non-wide function (for Windows 98). */ } #endif /* * No need to play tricks if not running Windows 95, unless the file name * contains a "~" as the seventh character. */ if (!mch_windows95()) { pszFilePart = (char *)gettail((char_u *)pszOldFile); if (STRLEN(pszFilePart) < 8 || pszFilePart[6] != '~') return rename(pszOldFile, pszNewFile); } /* Get base path of new file name. Undocumented feature: If pszNewFile is * a directory, no error is returned and pszFilePart will be NULL. */ if (GetFullPathName(pszNewFile, _MAX_PATH, szNewPath, &pszFilePart) == 0 || pszFilePart == NULL) return -1; *pszFilePart = NUL; /* Get (and create) a unique temporary file name in directory of new file */ if (GetTempFileName(szNewPath, "VIM", 0, szTempFile) == 0) return -2; /* blow the temp file away */ if (!DeleteFile(szTempFile)) return -3; /* rename old file to the temp file */ if (!MoveFile(pszOldFile, szTempFile)) return -4; /* now create an empty file called pszOldFile; this prevents the operating * system using pszOldFile as an alias (SFN) if we're renaming within the * same directory. For example, we're editing a file called * filename.asc.txt by its SFN, filena~1.txt. If we rename filena~1.txt * to filena~1.txt~ (i.e., we're making a backup while writing it), the * SFN for filena~1.txt~ will be filena~1.txt, by default, which will * cause all sorts of problems later in buf_write(). So, we create an * empty file called filena~1.txt and the system will have to find some * other SFN for filena~1.txt~, such as filena~2.txt */ if ((hf = CreateFile(pszOldFile, GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) return -5; if (!CloseHandle(hf)) return -6; /* rename the temp file to the new file */ if (!MoveFile(szTempFile, pszNewFile)) { /* Renaming failed. Rename the file back to its old name, so that it * looks like nothing happened. */ (void)MoveFile(szTempFile, pszOldFile); return -7; } /* Seems to be left around on Novell filesystems */ DeleteFile(szTempFile); /* finally, remove the empty old file */ if (!DeleteFile(pszOldFile)) return -8; return 0; /* success */ } /* * Get the default shell for the current hardware platform */ char * default_shell(void) { char* psz = NULL; PlatformId(); if (g_PlatformId == VER_PLATFORM_WIN32_NT) /* Windows NT */ psz = "cmd.exe"; else if (g_PlatformId == VER_PLATFORM_WIN32_WINDOWS) /* Windows 95 */ psz = "command.com"; return psz; } /* * mch_access() extends access() to do more detailed check on network drives. * Returns 0 if file "n" has access rights according to "p", -1 otherwise. */ int mch_access(char *n, int p) { HANDLE hFile; DWORD am; int retval = -1; /* default: fail */ #ifdef FEAT_MBYTE WCHAR *wn = NULL; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) wn = enc_to_utf16(n, NULL); #endif if (mch_isdir(n)) { char TempName[_MAX_PATH + 16] = ""; #ifdef FEAT_MBYTE WCHAR TempNameW[_MAX_PATH + 16] = L""; #endif if (p & R_OK) { /* Read check is performed by seeing if we can do a find file on * the directory for any file. */ #ifdef FEAT_MBYTE if (wn != NULL) { int i; WIN32_FIND_DATAW d; for (i = 0; i < _MAX_PATH && wn[i] != 0; ++i) TempNameW[i] = wn[i]; if (TempNameW[i - 1] != '\\' && TempNameW[i - 1] != '/') TempNameW[i++] = '\\'; TempNameW[i++] = '*'; TempNameW[i++] = 0; hFile = FindFirstFileW(TempNameW, &d); if (hFile == INVALID_HANDLE_VALUE) { if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) goto getout; /* Retry with non-wide function (for Windows 98). */ vim_free(wn); wn = NULL; } else (void)FindClose(hFile); } if (wn == NULL) #endif { char *pch; WIN32_FIND_DATA d; vim_strncpy(TempName, n, _MAX_PATH); pch = TempName + STRLEN(TempName) - 1; if (*pch != '\\' && *pch != '/') *++pch = '\\'; *++pch = '*'; *++pch = NUL; hFile = FindFirstFile(TempName, &d); if (hFile == INVALID_HANDLE_VALUE) goto getout; (void)FindClose(hFile); } } if (p & W_OK) { /* Trying to create a temporary file in the directory should catch * directories on read-only network shares. However, in * directories whose ACL allows writes but denies deletes will end * up keeping the temporary file :-(. */ #ifdef FEAT_MBYTE if (wn != NULL) { if (!GetTempFileNameW(wn, L"VIM", 0, TempNameW)) { if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) goto getout; /* Retry with non-wide function (for Windows 98). */ vim_free(wn); wn = NULL; } else DeleteFileW(TempNameW); } if (wn == NULL) #endif { if (!GetTempFileName(n, "VIM", 0, TempName)) goto getout; mch_remove((char_u *)TempName); } } } else { /* Trying to open the file for the required access does ACL, read-only * network share, and file attribute checks. */ am = ((p & W_OK) ? GENERIC_WRITE : 0) | ((p & R_OK) ? GENERIC_READ : 0); #ifdef FEAT_MBYTE if (wn != NULL) { hFile = CreateFileW(wn, am, 0, NULL, OPEN_EXISTING, 0, NULL); if (hFile == INVALID_HANDLE_VALUE && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { /* Retry with non-wide function (for Windows 98). */ vim_free(wn); wn = NULL; } } if (wn == NULL) #endif hFile = CreateFile(n, am, 0, NULL, OPEN_EXISTING, 0, NULL); if (hFile == INVALID_HANDLE_VALUE) goto getout; CloseHandle(hFile); } retval = 0; /* success */ getout: #ifdef FEAT_MBYTE vim_free(wn); #endif return retval; } #if defined(FEAT_MBYTE) || defined(PROTO) /* * Version of open() that may use UTF-16 file name. */ int mch_open(char *name, int flags, int mode) { /* _wopen() does not work with Borland C 5.5: creates a read-only file. */ # ifndef __BORLANDC__ WCHAR *wn; int f; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) { wn = enc_to_utf16(name, NULL); if (wn != NULL) { f = _wopen(wn, flags, mode); vim_free(wn); if (f >= 0) return f; /* Retry with non-wide function (for Windows 98). Can't use * GetLastError() here and it's unclear what errno gets set to if * the _wopen() fails for missing wide functions. */ } } # endif return open(name, flags, mode); } /* * Version of fopen() that may use UTF-16 file name. */ FILE * mch_fopen(char *name, char *mode) { WCHAR *wn, *wm; FILE *f = NULL; if (enc_codepage >= 0 && (int)GetACP() != enc_codepage # ifdef __BORLANDC__ /* Wide functions of Borland C 5.5 do not work on Windows 98. */ && g_PlatformId == VER_PLATFORM_WIN32_NT # endif ) { # if defined(DEBUG) && _MSC_VER >= 1400 /* Work around an annoying assertion in the Microsoft debug CRT * when mode's text/binary setting doesn't match _get_fmode(). */ char newMode = mode[strlen(mode) - 1]; int oldMode = 0; _get_fmode(&oldMode); if (newMode == 't') _set_fmode(_O_TEXT); else if (newMode == 'b') _set_fmode(_O_BINARY); # endif wn = enc_to_utf16(name, NULL); wm = enc_to_utf16(mode, NULL); if (wn != NULL && wm != NULL) f = _wfopen(wn, wm); vim_free(wn); vim_free(wm); # if defined(DEBUG) && _MSC_VER >= 1400 _set_fmode(oldMode); # endif if (f != NULL) return f; /* Retry with non-wide function (for Windows 98). Can't use * GetLastError() here and it's unclear what errno gets set to if * the _wfopen() fails for missing wide functions. */ } return fopen(name, mode); } #endif #ifdef FEAT_MBYTE /* * SUB STREAM (aka info stream) handling: * * NTFS can have sub streams for each file. Normal contents of file is * stored in the main stream, and extra contents (author information and * title and so on) can be stored in sub stream. After Windows 2000, user * can access and store those informations in sub streams via explorer's * property menuitem in right click menu. Those informations in sub streams * were lost when copying only the main stream. So we have to copy sub * streams. * * Incomplete explanation: * http://msdn.microsoft.com/library/en-us/dnw2k/html/ntfs5.asp * More useful info and an example: * http://www.sysinternals.com/ntw2k/source/misc.shtml#streams */ /* * Copy info stream data "substream". Read from the file with BackupRead(sh) * and write to stream "substream" of file "to". * Errors are ignored. */ static void copy_substream(HANDLE sh, void *context, WCHAR *to, WCHAR *substream, long len) { HANDLE hTo; WCHAR *to_name; to_name = malloc((wcslen(to) + wcslen(substream) + 1) * sizeof(WCHAR)); wcscpy(to_name, to); wcscat(to_name, substream); hTo = CreateFileW(to_name, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); if (hTo != INVALID_HANDLE_VALUE) { long done; DWORD todo; DWORD readcnt, written; char buf[4096]; /* Copy block of bytes at a time. Abort when something goes wrong. */ for (done = 0; done < len; done += written) { /* (size_t) cast for Borland C 5.5 */ todo = (DWORD)((size_t)(len - done) > sizeof(buf) ? sizeof(buf) : (size_t)(len - done)); if (!BackupRead(sh, (LPBYTE)buf, todo, &readcnt, FALSE, FALSE, context) || readcnt != todo || !WriteFile(hTo, buf, todo, &written, NULL) || written != todo) break; } CloseHandle(hTo); } free(to_name); } /* * Copy info streams from file "from" to file "to". */ static void copy_infostreams(char_u *from, char_u *to) { WCHAR *fromw; WCHAR *tow; HANDLE sh; WIN32_STREAM_ID sid; int headersize; WCHAR streamname[_MAX_PATH]; DWORD readcount; void *context = NULL; DWORD lo, hi; int len; /* Convert the file names to wide characters. */ fromw = enc_to_utf16(from, NULL); tow = enc_to_utf16(to, NULL); if (fromw != NULL && tow != NULL) { /* Open the file for reading. */ sh = CreateFileW(fromw, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); if (sh != INVALID_HANDLE_VALUE) { /* Use BackupRead() to find the info streams. Repeat until we * have done them all.*/ for (;;) { /* Get the header to find the length of the stream name. If * the "readcount" is zero we have done all info streams. */ ZeroMemory(&sid, sizeof(WIN32_STREAM_ID)); headersize = (int)((char *)&sid.cStreamName - (char *)&sid.dwStreamId); if (!BackupRead(sh, (LPBYTE)&sid, headersize, &readcount, FALSE, FALSE, &context) || readcount == 0) break; /* We only deal with streams that have a name. The normal * file data appears to be without a name, even though docs * suggest it is called "::$DATA". */ if (sid.dwStreamNameSize > 0) { /* Read the stream name. */ if (!BackupRead(sh, (LPBYTE)streamname, sid.dwStreamNameSize, &readcount, FALSE, FALSE, &context)) break; /* Copy an info stream with a name ":anything:$DATA". * Skip "::$DATA", it has no stream name (examples suggest * it might be used for the normal file contents). * Note that BackupRead() counts bytes, but the name is in * wide characters. */ len = readcount / sizeof(WCHAR); streamname[len] = 0; if (len > 7 && wcsicmp(streamname + len - 6, L":$DATA") == 0) { streamname[len - 6] = 0; copy_substream(sh, &context, tow, streamname, (long)sid.Size.u.LowPart); } } /* Advance to the next stream. We might try seeking too far, * but BackupSeek() doesn't skip over stream borders, thus * that's OK. */ (void)BackupSeek(sh, sid.Size.u.LowPart, sid.Size.u.HighPart, &lo, &hi, &context); } /* Clear the context. */ (void)BackupRead(sh, NULL, 0, &readcount, TRUE, FALSE, &context); CloseHandle(sh); } } vim_free(fromw); vim_free(tow); } #endif /* * Copy file attributes from file "from" to file "to". * For Windows NT and later we copy info streams. * Always returns zero, errors are ignored. */ int mch_copy_file_attribute(char_u *from, char_u *to) { #ifdef FEAT_MBYTE /* File streams only work on Windows NT and later. */ PlatformId(); if (g_PlatformId == VER_PLATFORM_WIN32_NT) copy_infostreams(from, to); #endif return 0; } #if defined(MYRESETSTKOFLW) || defined(PROTO) /* * Recreate a destroyed stack guard page in win32. * Written by Benjamin Peterson. */ /* These magic numbers are from the MS header files */ #define MIN_STACK_WIN9X 17 #define MIN_STACK_WINNT 2 /* * This function does the same thing as _resetstkoflw(), which is only * available in DevStudio .net and later. * Returns 0 for failure, 1 for success. */ int myresetstkoflw(void) { BYTE *pStackPtr; BYTE *pGuardPage; BYTE *pStackBase; BYTE *pLowestPossiblePage; MEMORY_BASIC_INFORMATION mbi; SYSTEM_INFO si; DWORD nPageSize; DWORD dummy; /* This code will not work on win32s. */ PlatformId(); if (g_PlatformId == VER_PLATFORM_WIN32s) return 0; /* We need to know the system page size. */ GetSystemInfo(&si); nPageSize = si.dwPageSize; /* ...and the current stack pointer */ pStackPtr = (BYTE*)_alloca(1); /* ...and the base of the stack. */ if (VirtualQuery(pStackPtr, &mbi, sizeof mbi) == 0) return 0; pStackBase = (BYTE*)mbi.AllocationBase; /* ...and the page thats min_stack_req pages away from stack base; this is * the lowest page we could use. */ pLowestPossiblePage = pStackBase + ((g_PlatformId == VER_PLATFORM_WIN32_NT) ? MIN_STACK_WINNT : MIN_STACK_WIN9X) * nPageSize; /* On Win95, we want the next page down from the end of the stack. */ if (g_PlatformId == VER_PLATFORM_WIN32_WINDOWS) { /* Find the page that's only 1 page down from the page that the stack * ptr is in. */ pGuardPage = (BYTE*)((DWORD)nPageSize * (((DWORD)pStackPtr / (DWORD)nPageSize) - 1)); if (pGuardPage < pLowestPossiblePage) return 0; /* Apply the noaccess attribute to the page -- there's no guard * attribute in win95-type OSes. */ if (!VirtualProtect(pGuardPage, nPageSize, PAGE_NOACCESS, &dummy)) return 0; } else { /* On NT, however, we want the first committed page in the stack Start * at the stack base and move forward through memory until we find a * committed block. */ BYTE *pBlock = pStackBase; for (;;) { if (VirtualQuery(pBlock, &mbi, sizeof mbi) == 0) return 0; pBlock += mbi.RegionSize; if (mbi.State & MEM_COMMIT) break; } /* mbi now describes the first committed block in the stack. */ if (mbi.Protect & PAGE_GUARD) return 1; /* decide where the guard page should start */ if ((long_u)(mbi.BaseAddress) < (long_u)pLowestPossiblePage) pGuardPage = pLowestPossiblePage; else pGuardPage = (BYTE*)mbi.BaseAddress; /* allocate the guard page */ if (!VirtualAlloc(pGuardPage, nPageSize, MEM_COMMIT, PAGE_READWRITE)) return 0; /* apply the guard attribute to the page */ if (!VirtualProtect(pGuardPage, nPageSize, PAGE_READWRITE | PAGE_GUARD, &dummy)) return 0; } return 1; } #endif #if defined(FEAT_MBYTE) || defined(PROTO) /* * The command line arguments in UCS2 */ static int nArgsW = 0; static LPWSTR *ArglistW = NULL; static int global_argc = 0; static char **global_argv; static int used_file_argc = 0; /* last argument in global_argv[] used for the argument list. */ static int *used_file_indexes = NULL; /* indexes in global_argv[] for command line arguments added to the argument list */ static int used_file_count = 0; /* nr of entries in used_file_indexes */ static int used_file_literal = FALSE; /* take file names literally */ static int used_file_full_path = FALSE; /* file name was full path */ static int used_file_diff_mode = FALSE; /* file name was with diff mode */ static int used_alist_count = 0; /* * Get the command line arguments. Unicode version. * Returns argc. Zero when something fails. */ int get_cmd_argsW(char ***argvp) { char **argv = NULL; int argc = 0; int i; ArglistW = CommandLineToArgvW(GetCommandLineW(), &nArgsW); if (ArglistW != NULL) { argv = malloc((nArgsW + 1) * sizeof(char *)); if (argv != NULL) { argc = nArgsW; argv[argc] = NULL; for (i = 0; i < argc; ++i) { int len; /* Convert each Unicode argument to the current codepage. */ WideCharToMultiByte_alloc(GetACP(), 0, ArglistW[i], (int)wcslen(ArglistW[i]) + 1, (LPSTR *)&argv[i], &len, 0, 0); if (argv[i] == NULL) { /* Out of memory, clear everything. */ while (i > 0) free(argv[--i]); free(argv); argc = 0; } } } } global_argc = argc; global_argv = argv; if (argc > 0) used_file_indexes = malloc(argc * sizeof(int)); if (argvp != NULL) *argvp = argv; return argc; } void free_cmd_argsW(void) { if (ArglistW != NULL) { GlobalFree(ArglistW); ArglistW = NULL; } } /* * Remember "name" is an argument that was added to the argument list. * This avoids that we have to re-parse the argument list when fix_arg_enc() * is called. */ void used_file_arg(char *name, int literal, int full_path, int diff_mode) { int i; if (used_file_indexes == NULL) return; for (i = used_file_argc + 1; i < global_argc; ++i) if (STRCMP(global_argv[i], name) == 0) { used_file_argc = i; used_file_indexes[used_file_count++] = i; break; } used_file_literal = literal; used_file_full_path = full_path; used_file_diff_mode = diff_mode; } /* * Remember the length of the argument list as it was. If it changes then we * leave it alone when 'encoding' is set. */ void set_alist_count(void) { used_alist_count = GARGCOUNT; } /* * Fix the encoding of the command line arguments. Invoked when 'encoding' * has been changed while starting up. Use the UCS-2 command line arguments * and convert them to 'encoding'. */ void fix_arg_enc(void) { int i; int idx; char_u *str; int *fnum_list; /* Safety checks: * - if argument count differs between the wide and non-wide argument * list, something must be wrong. * - the file name arguments must have been located. * - the length of the argument list wasn't changed by the user. */ if (global_argc != nArgsW || ArglistW == NULL || used_file_indexes == NULL || used_file_count == 0 || used_alist_count != GARGCOUNT) return; /* Remember the buffer numbers for the arguments. */ fnum_list = (int *)alloc((int)sizeof(int) * GARGCOUNT); if (fnum_list == NULL) return; /* out of memory */ for (i = 0; i < GARGCOUNT; ++i) fnum_list[i] = GARGLIST[i].ae_fnum; /* Clear the argument list. Make room for the new arguments. */ alist_clear(&global_alist); if (ga_grow(&global_alist.al_ga, used_file_count) == FAIL) return; /* out of memory */ for (i = 0; i < used_file_count; ++i) { idx = used_file_indexes[i]; str = utf16_to_enc(ArglistW[idx], NULL); if (str != NULL) { #ifdef FEAT_DIFF /* When using diff mode may need to concatenate file name to * directory name. Just like it's done in main(). */ if (used_file_diff_mode && mch_isdir(str) && GARGCOUNT > 0 && !mch_isdir(alist_name(&GARGLIST[0]))) { char_u *r; r = concat_fnames(str, gettail(alist_name(&GARGLIST[0])), TRUE); if (r != NULL) { vim_free(str); str = r; } } #endif /* Re-use the old buffer by renaming it. When not using literal * names it's done by alist_expand() below. */ if (used_file_literal) buf_set_name(fnum_list[i], str); alist_add(&global_alist, str, used_file_literal ? 2 : 0); } } if (!used_file_literal) { /* Now expand wildcards in the arguments. */ /* Temporarily add '(' and ')' to 'isfname'. These are valid * filename characters but are excluded from 'isfname' to make * "gf" work on a file name in parenthesis (e.g.: see vim.h). */ do_cmdline_cmd((char_u *)":let SaVe_ISF = &isf|set isf+=(,)"); alist_expand(fnum_list, used_alist_count); do_cmdline_cmd((char_u *)":let &isf = SaVe_ISF|unlet SaVe_ISF"); } /* If wildcard expansion failed, we are editing the first file of the * arglist and there is no file name: Edit the first argument now. */ if (curwin->w_arg_idx == 0 && curbuf->b_fname == NULL) { do_cmdline_cmd((char_u *)":rewind"); if (GARGCOUNT == 1 && used_file_full_path) (void)vim_chdirfile(alist_name(&GARGLIST[0])); } set_alist_count(); } #endif