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os_win32.c
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os_win32.c
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/* vi:set ts=8 sts=4 sw=4 noet:
*
* 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_MSWIN".
*
* 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 <george@reilly.org> wrote most of this.
* Roger Knobbe <rogerk@wonderware.com> did the initial port of Vim 3.0.
*/
#include "vim.h"
#ifdef FEAT_MZSCHEME
# include "if_mzsch.h"
#endif
#include <sys/types.h>
#include <signal.h>
#include <limits.h>
// cproto fails on missing include files
#ifndef PROTO
# include <process.h>
# include <winternl.h>
# include <direct.h>
# if !defined(FEAT_GUI_MSWIN)
# include <shellapi.h>
# endif
# ifdef FEAT_JOB_CHANNEL
# include <tlhelp32.h>
# 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
typedef char * LPCSTR;
typedef char * LPWSTR;
typedef int ACCESS_MASK;
typedef int BOOL;
typedef int BOOLEAN;
typedef int CALLBACK;
typedef int COLORREF;
typedef int CONSOLE_CURSOR_INFO;
typedef int COORD;
typedef int DWORD;
typedef int HANDLE;
typedef int LPHANDLE;
typedef int HDC;
typedef int HFONT;
typedef int HICON;
typedef int HINSTANCE;
typedef int HWND;
typedef int INPUT_RECORD;
typedef int INT;
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;
typedef int BY_HANDLE_FILE_INFORMATION;
typedef int SE_OBJECT_TYPE;
typedef int PSNSECINFO;
typedef int PSNSECINFOW;
typedef int STARTUPINFO;
typedef int PROCESS_INFORMATION;
typedef int LPSECURITY_ATTRIBUTES;
# define __stdcall // empty
#endif
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
// 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;
// This is explicitly initialised to work around a LTCG issue on Windows ARM64
// (at least of 19.39.33321). This pushes this into the `.data` rather than
// `.bss` which corrects code generation in `write_chars` (#13453).
static COORD g_coord = {0, 0}; // 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 scroll(unsigned cLines);
static void set_scroll_region(unsigned left, unsigned top,
unsigned right, unsigned bottom);
static void set_scroll_region_tb(unsigned top, unsigned bottom);
static void set_scroll_region_lr(unsigned left, unsigned right);
static void insert_lines(unsigned cLines);
static void delete_lines(unsigned cLines);
static void gotoxy(unsigned x, unsigned y);
static void standout(void);
static int s_cursor_visible = TRUE;
static int did_create_conin = FALSE;
// The 'input_record_buffer' is an internal dynamic fifo queue of MS-Windows
// console INPUT_RECORD events that are normally read from the console input
// buffer. This provides an injection point for testing the low-level handling
// of INPUT_RECORDs.
typedef struct input_record_buffer_node_S
{
INPUT_RECORD ir;
struct input_record_buffer_node_S *next;
} input_record_buffer_node_T;
typedef struct input_record_buffer_S
{
input_record_buffer_node_T *head;
input_record_buffer_node_T *tail;
int length;
} input_record_buffer_T;
static input_record_buffer_T input_record_buffer;
static int read_input_record_buffer(INPUT_RECORD* irEvents, int nMaxLength);
static int write_input_record_buffer(INPUT_RECORD* irEvents, int nLength);
#endif
#ifdef FEAT_GUI_MSWIN
static int s_dont_use_vimrun = TRUE;
static int need_vimrun_warning = FALSE;
static char *vimrun_path = "vimrun ";
#endif
static int win32_getattrs(char_u *name);
static int win32_setattrs(char_u *name, int attrs);
static int win32_set_archive(char_u *name);
static int conpty_working = 0;
static int conpty_type = 0;
static int conpty_stable = 0;
static int conpty_fix_type = 0;
static void vtp_flag_init();
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
static int vtp_working = 0;
static void vtp_init();
static void vtp_exit();
static void vtp_sgr_bulk(int arg);
static void vtp_sgr_bulks(int argc, int *argv);
static int wt_working = 0;
static void wt_init(void);
static int g_color_index_bg = 0;
static int g_color_index_fg = 7;
# ifdef FEAT_TERMGUICOLORS
static guicolor_T save_console_bg_rgb;
static guicolor_T save_console_fg_rgb;
static guicolor_T store_console_bg_rgb;
static guicolor_T store_console_fg_rgb;
static int default_console_color_bg = 0x000000; // black
static int default_console_color_fg = 0xc0c0c0; // white
# define USE_VTP (vtp_working && is_term_win32() \
&& (p_tgc || t_colors >= 256))
# define USE_WT (wt_working)
# else
# define USE_VTP 0
# define USE_WT 0
# endif
static void set_console_color_rgb(void);
static void reset_console_color_rgb(void);
static void restore_console_color_rgb(void);
#endif // !FEAT_GUI_MSWIN || VIMDLL
// This flag is newly created from Windows 10
#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING
# define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004
#endif
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
static int suppress_winsize = 1; // don't fiddle with console
#endif
static WCHAR *exe_pathw = NULL;
static BOOL win8_or_later = FALSE;
static BOOL win10_22H2_or_later = FALSE;
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
static BOOL use_alternate_screen_buffer = FALSE;
#endif
/*
* Get version number including build number
*/
typedef BOOL (WINAPI *PfnRtlGetVersion)(LPOSVERSIONINFOW);
#define MAKE_VER(major, minor, build) \
(((major) << 24) | ((minor) << 16) | (build))
static DWORD
get_build_number(void)
{
OSVERSIONINFOW osver;
HMODULE hNtdll;
PfnRtlGetVersion pRtlGetVersion;
DWORD ver = MAKE_VER(0, 0, 0);
osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
hNtdll = GetModuleHandle("ntdll.dll");
if (hNtdll == NULL)
return ver;
pRtlGetVersion =
(PfnRtlGetVersion)GetProcAddress(hNtdll, "RtlGetVersion");
pRtlGetVersion(&osver);
ver = MAKE_VER(min(osver.dwMajorVersion, 255),
min(osver.dwMinorVersion, 255),
min(osver.dwBuildNumber, 32767));
return ver;
}
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
static BOOL
is_ambiwidth_event(
INPUT_RECORD *ir)
{
return ir->EventType == KEY_EVENT
&& ir->Event.KeyEvent.bKeyDown
&& ir->Event.KeyEvent.wRepeatCount == 1
&& ir->Event.KeyEvent.wVirtualKeyCode == 0x12
&& ir->Event.KeyEvent.wVirtualScanCode == 0x38
&& ir->Event.KeyEvent.uChar.UnicodeChar == 0
&& ir->Event.KeyEvent.dwControlKeyState == 2;
}
static void
make_ambiwidth_event(
INPUT_RECORD *down,
INPUT_RECORD *up)
{
down->Event.KeyEvent.wVirtualKeyCode = 0;
down->Event.KeyEvent.wVirtualScanCode = 0;
down->Event.KeyEvent.uChar.UnicodeChar
= up->Event.KeyEvent.uChar.UnicodeChar;
down->Event.KeyEvent.dwControlKeyState = 0;
}
/*
* Version of ReadConsoleInput() that works with IME.
* Works around problems on Windows 8.
*/
static BOOL
read_console_input(
HANDLE hInput,
INPUT_RECORD *lpBuffer,
int nLength,
LPDWORD lpEvents)
{
enum
{
IRSIZE = 10
};
static INPUT_RECORD s_irCache[IRSIZE];
static DWORD s_dwIndex = 0;
static DWORD s_dwMax = 0;
DWORD dwEvents;
int head;
int tail;
int i;
static INPUT_RECORD s_irPseudo;
if (s_dwMax == 0 && input_record_buffer.length > 0)
{
dwEvents = read_input_record_buffer(s_irCache, IRSIZE);
s_dwIndex = 0;
s_dwMax = dwEvents;
}
if (nLength == -2)
return (s_dwMax > 0) ? TRUE : FALSE;
if (!win8_or_later)
{
if (nLength == -1)
return PeekConsoleInputW(hInput, lpBuffer, 1, lpEvents);
return ReadConsoleInputW(hInput, lpBuffer, 1, &dwEvents);
}
if (s_dwMax == 0)
{
if (!vtp_working && nLength == -1)
return PeekConsoleInputW(hInput, lpBuffer, 1, lpEvents);
GetNumberOfConsoleInputEvents(hInput, &dwEvents);
if (dwEvents == 0 && nLength == -1)
return PeekConsoleInputW(hInput, lpBuffer, 1, lpEvents);
ReadConsoleInputW(hInput, s_irCache, IRSIZE, &dwEvents);
s_dwIndex = 0;
s_dwMax = dwEvents;
if (dwEvents == 0)
{
*lpEvents = 0;
return TRUE;
}
for (i = s_dwIndex; i < (int)s_dwMax - 1; ++i)
if (is_ambiwidth_event(&s_irCache[i]))
make_ambiwidth_event(&s_irCache[i], &s_irCache[i + 1]);
if (s_dwMax > 1)
{
head = 0;
tail = s_dwMax - 1;
while (head != tail)
{
if (s_irCache[head].EventType == WINDOW_BUFFER_SIZE_EVENT
&& s_irCache[head + 1].EventType
== WINDOW_BUFFER_SIZE_EVENT)
{
// Remove duplicate event to avoid flicker.
for (i = head; i < tail; ++i)
s_irCache[i] = s_irCache[i + 1];
--tail;
continue;
}
head++;
}
s_dwMax = tail + 1;
}
}
if (s_irCache[s_dwIndex].EventType == KEY_EVENT)
{
if (s_irCache[s_dwIndex].Event.KeyEvent.wRepeatCount > 1)
{
s_irPseudo = s_irCache[s_dwIndex];
s_irPseudo.Event.KeyEvent.wRepeatCount = 1;
s_irCache[s_dwIndex].Event.KeyEvent.wRepeatCount--;
*lpBuffer = s_irPseudo;
*lpEvents = 1;
return TRUE;
}
}
*lpBuffer = s_irCache[s_dwIndex];
if (!(nLength == -1 || nLength == -2) && ++s_dwIndex >= s_dwMax)
s_dwMax = 0;
*lpEvents = 1;
return TRUE;
}
/*
* Version of PeekConsoleInput() that works with IME.
*/
static BOOL
peek_console_input(
HANDLE hInput,
INPUT_RECORD *lpBuffer,
DWORD nLength UNUSED,
LPDWORD lpEvents)
{
return read_console_input(hInput, lpBuffer, -1, lpEvents);
}
# ifdef FEAT_CLIENTSERVER
static DWORD
msg_wait_for_multiple_objects(
DWORD nCount,
LPHANDLE pHandles,
BOOL fWaitAll,
DWORD dwMilliseconds,
DWORD dwWakeMask)
{
if (read_console_input(NULL, NULL, -2, NULL))
return WAIT_OBJECT_0;
return MsgWaitForMultipleObjects(nCount, pHandles, fWaitAll,
dwMilliseconds, dwWakeMask);
}
# endif
# ifndef FEAT_CLIENTSERVER
static DWORD
wait_for_single_object(
HANDLE hHandle,
DWORD dwMilliseconds)
{
if (read_console_input(NULL, NULL, -2, NULL))
return WAIT_OBJECT_0;
return WaitForSingleObject(hHandle, dwMilliseconds);
}
# endif
#endif // !FEAT_GUI_MSWIN || VIMDLL
void
mch_get_exe_name(void)
{
// Maximum length of $PATH is more than MAXPATHL. 8191 is often mentioned
// as the maximum length that works. Add 1 for a NUL byte and 5 for
// "PATH=".
#define MAX_ENV_PATH_LEN (8191 + 1 + 5)
WCHAR temp[MAX_ENV_PATH_LEN];
WCHAR buf[MAX_PATH];
int updated = FALSE;
static int enc_prev = -1;
if (exe_name == NULL || exe_pathw == NULL || enc_prev != enc_codepage)
{
// store the name of the executable, may be used for $VIM
GetModuleFileNameW(NULL, buf, MAX_PATH);
if (*buf != NUL)
{
if (enc_codepage == -1)
enc_codepage = GetACP();
vim_free(exe_name);
exe_name = utf16_to_enc(buf, NULL);
enc_prev = enc_codepage;
WCHAR *wp = wcsrchr(buf, '\\');
if (wp != NULL)
*wp = NUL;
vim_free(exe_pathw);
exe_pathw = _wcsdup(buf);
updated = TRUE;
}
}
if (exe_pathw == NULL || !updated)
return;
// Append our starting directory to $PATH, so that when doing
// "!xxd" it's found in our starting directory. Needed because
// SearchPath() also looks there.
WCHAR *p = _wgetenv(L"PATH");
if (p == NULL || wcslen(p) + wcslen(exe_pathw) + 2 + 5 < MAX_ENV_PATH_LEN)
{
wcscpy(temp, L"PATH=");
if (p == NULL || *p == NUL)
wcscat(temp, exe_pathw);
else
{
wcscat(temp, p);
// Check if exe_path is already included in $PATH.
if (wcsstr(temp, exe_pathw) == NULL)
{
// Append ';' if $PATH doesn't end with it.
size_t len = wcslen(temp);
if (temp[len - 1] != L';')
wcscat(temp, L";");
wcscat(temp, exe_pathw);
}
}
_wputenv(temp);
#ifdef libintl_wputenv
libintl_wputenv(temp);
#endif
}
}
/*
* Unescape characters in "p" that appear in "escaped".
*/
static void
unescape_shellxquote(char_u *p, char_u *escaped)
{
int l = (int)STRLEN(p);
int n;
while (*p != NUL)
{
if (*p == '^' && vim_strchr(escaped, p[1]) != NULL)
mch_memmove(p, p + 1, l--);
n = (*mb_ptr2len)(p);
p += n;
l -= n;
}
}
/*
* Load library "name".
*/
HINSTANCE
vimLoadLib(const char *name)
{
HINSTANCE dll = NULL;
// No need to load any library when registering OLE.
if (found_register_arg)
return NULL;
// NOTE: Do not use mch_dirname() and mch_chdir() here, they may call
// vimLoadLib() recursively, which causes a stack overflow.
if (exe_pathw == NULL)
{
mch_get_exe_name();
if (exe_pathw == NULL)
return NULL;
}
WCHAR old_dirw[MAXPATHL];
if (GetCurrentDirectoryW(MAXPATHL, old_dirw) == 0)
return NULL;
// 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.
SetCurrentDirectoryW(exe_pathw);
dll = LoadLibrary(name);
SetCurrentDirectoryW(old_dirw);
return dll;
}
#if defined(VIMDLL) || defined(PROTO)
/*
* Check if the current executable file is for the GUI subsystem.
*/
int
mch_is_gui_executable(void)
{
PBYTE pImage = (PBYTE)GetModuleHandle(NULL);
PIMAGE_DOS_HEADER pDOS = (PIMAGE_DOS_HEADER)pImage;
PIMAGE_NT_HEADERS pPE;
if (pDOS->e_magic != IMAGE_DOS_SIGNATURE)
return FALSE;
pPE = (PIMAGE_NT_HEADERS)(pImage + pDOS->e_lfanew);
if (pPE->Signature != IMAGE_NT_SIGNATURE)
return FALSE;
if (pPE->OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_GUI)
return TRUE;
return FALSE;
}
#endif
#if defined(DYNAMIC_ICONV) || defined(DYNAMIC_GETTEXT) \
|| defined(FEAT_PYTHON3) || defined(PROTO)
/*
* Get related information about 'funcname' which is imported by 'hInst'.
* If 'info' is 0, return the function address.
* If 'info' is 1, return the module name which the function is imported from.
* If 'info' is 2, hook the function with 'ptr', and return the original
* function address.
*/
static void *
get_imported_func_info(HINSTANCE hInst, const char *funcname, int info,
const void *ptr)
{
PBYTE pImage = (PBYTE)hInst;
PIMAGE_DOS_HEADER pDOS = (PIMAGE_DOS_HEADER)hInst;
PIMAGE_NT_HEADERS pPE;
PIMAGE_IMPORT_DESCRIPTOR pImpDesc;
PIMAGE_THUNK_DATA pIAT; // Import Address Table
PIMAGE_THUNK_DATA pINT; // Import Name Table
PIMAGE_IMPORT_BY_NAME pImpName;
DWORD ImpVA;
if (pDOS->e_magic != IMAGE_DOS_SIGNATURE)
return NULL;
pPE = (PIMAGE_NT_HEADERS)(pImage + pDOS->e_lfanew);
if (pPE->Signature != IMAGE_NT_SIGNATURE)
return NULL;
ImpVA = pPE->OptionalHeader
.DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT].VirtualAddress;
if (ImpVA == 0)
return NULL; // No Import Table
pImpDesc = (PIMAGE_IMPORT_DESCRIPTOR)(pImage + ImpVA);
for (; pImpDesc->FirstThunk; ++pImpDesc)
{
if (!pImpDesc->OriginalFirstThunk)
continue;
pIAT = (PIMAGE_THUNK_DATA)(pImage + pImpDesc->FirstThunk);
pINT = (PIMAGE_THUNK_DATA)(pImage + pImpDesc->OriginalFirstThunk);
for (; pIAT->u1.Function; ++pIAT, ++pINT)
{
if (IMAGE_SNAP_BY_ORDINAL(pINT->u1.Ordinal))
continue;
pImpName = (PIMAGE_IMPORT_BY_NAME)(pImage
+ (UINT_PTR)(pINT->u1.AddressOfData));
if (strcmp((char *)pImpName->Name, funcname) == 0)
{
void *original;
DWORD old, new = PAGE_READWRITE;
switch (info)
{
case 0:
return (void *)pIAT->u1.Function;
case 1:
return (void *)(pImage + pImpDesc->Name);
case 2:
original = (void *)pIAT->u1.Function;
VirtualProtect(&pIAT->u1.Function, sizeof(void *),
new, &old);
pIAT->u1.Function = (UINT_PTR)ptr;
VirtualProtect(&pIAT->u1.Function, sizeof(void *),
old, &new);
return original;
default:
return NULL;
}
}
}
}
return NULL;
}
/*
* Get the module handle which 'funcname' in 'hInst' is imported from.
*/
HINSTANCE
find_imported_module_by_funcname(HINSTANCE hInst, const char *funcname)
{
char *modulename;
modulename = (char *)get_imported_func_info(hInst, funcname, 1, NULL);
if (modulename != NULL)
return GetModuleHandleA(modulename);
return NULL;
}
/*
* Get the address of 'funcname' which is imported by 'hInst' DLL.
*/
void *
get_dll_import_func(HINSTANCE hInst, const char *funcname)
{
return get_imported_func_info(hInst, funcname, 0, NULL);
}
/*
* Hook the function named 'funcname' which is imported by 'hInst' DLL,
* and return the original function address.
*/
void *
hook_dll_import_func(HINSTANCE hInst, const char *funcname, const void *hook)
{
return get_imported_func_info(hInst, funcname, 2, hook);
}
#endif
#if defined(FEAT_PYTHON3) || defined(PROTO)
/*
* Check if the specified DLL is a function forwarder.
* If yes, return the instance of the forwarded DLL.
* If no, return the specified DLL.
* If error, return NULL.
* This assumes that the DLL forwards all the function to a single DLL.
*/
HINSTANCE
get_forwarded_dll(HINSTANCE hInst)
{
PBYTE pImage = (PBYTE)hInst;
PIMAGE_DOS_HEADER pDOS = (PIMAGE_DOS_HEADER)hInst;
PIMAGE_NT_HEADERS pPE;
PIMAGE_EXPORT_DIRECTORY pExpDir;
DWORD ExpVA;
DWORD ExpSize;
LPDWORD pFunctionTable;
if (pDOS->e_magic != IMAGE_DOS_SIGNATURE)
return NULL;
pPE = (PIMAGE_NT_HEADERS)(pImage + pDOS->e_lfanew);
if (pPE->Signature != IMAGE_NT_SIGNATURE)
return NULL;
ExpVA = pPE->OptionalHeader
.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT].VirtualAddress;
ExpSize = pPE->OptionalHeader
.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT].Size;
if (ExpVA == 0)
return hInst; // No Export Directory
pExpDir = (PIMAGE_EXPORT_DIRECTORY)(pImage + ExpVA);
pFunctionTable = (LPDWORD)(pImage + pExpDir->AddressOfFunctions);
if (pExpDir->NumberOfNames == 0)
return hInst; // No export names.
// Check only the first entry.
if ((pFunctionTable[0] < ExpVA) || (pFunctionTable[0] >= ExpVA + ExpSize))
// The first entry is not a function forwarder.
return hInst;
// The first entry is a function forwarder.
// The name is represented as "DllName.FunctionName".
const char *name = (const char *)(pImage + pFunctionTable[0]);
const char *p = strchr(name, '.');
if (p == NULL)
return hInst;
// Extract DllName.
char buf[MAX_PATH];
if (p - name + 1 > sizeof(buf))
return NULL;
strncpy(buf, name, p - name);
buf[p - name] = '\0';
return GetModuleHandleA(buf);
}
#endif
#if defined(DYNAMIC_GETTEXT) || defined(PROTO)
# ifndef GETTEXT_DLL
# define GETTEXT_DLL "libintl.dll"
# define GETTEXT_DLL_ALT1 "libintl-8.dll"
# define GETTEXT_DLL_ALT2 "intl.dll"
# endif
// Dummy functions
static char *null_libintl_gettext(const char *);
static char *null_libintl_ngettext(const char *, const char *, unsigned long n);
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 int null_libintl_wputenv(const wchar_t *);
static HINSTANCE hLibintlDLL = NULL;
char *(*dyn_libintl_gettext)(const char *) = null_libintl_gettext;
char *(*dyn_libintl_ngettext)(const char *, const char *, unsigned long n)
= null_libintl_ngettext;
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_wputenv)(const wchar_t *) = null_libintl_wputenv;
int
dyn_libintl_init(void)
{
int i;
static struct
{
char *name;
FARPROC *ptr;
} libintl_entry[] =
{
{"gettext", (FARPROC*)&dyn_libintl_gettext},
{"ngettext", (FARPROC*)&dyn_libintl_ngettext},
{"textdomain", (FARPROC*)&dyn_libintl_textdomain},
{"bindtextdomain", (FARPROC*)&dyn_libintl_bindtextdomain},
{NULL, NULL}
};
HINSTANCE hmsvcrt;
// No need to initialize twice.
if (hLibintlDLL != NULL)
return 1;
// Load gettext library (libintl.dll and other names).
hLibintlDLL = vimLoadLib(GETTEXT_DLL);
# ifdef GETTEXT_DLL_ALT1
if (!hLibintlDLL)
hLibintlDLL = vimLoadLib(GETTEXT_DLL_ALT1);
# endif
# ifdef GETTEXT_DLL_ALT2
if (!hLibintlDLL)
hLibintlDLL = vimLoadLib(GETTEXT_DLL_ALT2);
# endif
if (!hLibintlDLL)
{
if (p_verbose > 0)
{
verbose_enter();
semsg(_(e_could_not_load_library_str_str), GETTEXT_DLL, GetWin32Error());
verbose_leave();
}
return 0;
}
for (i = 0; libintl_entry[i].name != NULL
&& libintl_entry[i].ptr != NULL; ++i)
{
if ((*libintl_entry[i].ptr = GetProcAddress(hLibintlDLL,
libintl_entry[i].name)) == NULL)
{
dyn_libintl_end();
if (p_verbose > 0)
{
verbose_enter();
semsg(_(e_could_not_load_library_function_str), libintl_entry[i].name);
verbose_leave();
}
return 0;
}
}
// The bind_textdomain_codeset() function is optional.
dyn_libintl_bind_textdomain_codeset = (char *(*)(const char *, const char *))
GetProcAddress(hLibintlDLL, "bind_textdomain_codeset");
if (dyn_libintl_bind_textdomain_codeset == NULL)
dyn_libintl_bind_textdomain_codeset =
null_libintl_bind_textdomain_codeset;
// _wputenv() function for the libintl.dll is optional.
hmsvcrt = find_imported_module_by_funcname(hLibintlDLL, "getenv");
if (hmsvcrt != NULL)
dyn_libintl_wputenv = (int (*)(const wchar_t *))
GetProcAddress(hmsvcrt, "_wputenv");
if (dyn_libintl_wputenv == NULL || dyn_libintl_wputenv == _wputenv)
dyn_libintl_wputenv = null_libintl_wputenv;
return 1;
}
void
dyn_libintl_end(void)
{
if (hLibintlDLL)
FreeLibrary(hLibintlDLL);
hLibintlDLL = NULL;
dyn_libintl_gettext = null_libintl_gettext;
dyn_libintl_ngettext = null_libintl_ngettext;
dyn_libintl_textdomain = null_libintl_textdomain;
dyn_libintl_bindtextdomain = null_libintl_bindtextdomain;
dyn_libintl_bind_textdomain_codeset = null_libintl_bind_textdomain_codeset;
dyn_libintl_wputenv = null_libintl_wputenv;
}
static char *
null_libintl_gettext(const char *msgid)
{
return (char*)msgid;
}
static char *
null_libintl_ngettext(
const char *msgid,
const char *msgid_plural,
unsigned long n)
{
return (char *)(n == 1 ? msgid : msgid_plural);
}
static char *
null_libintl_bindtextdomain(
const char *domainname UNUSED,
const char *dirname UNUSED)
{
return NULL;
}
static char *
null_libintl_bind_textdomain_codeset(
const char *domainname UNUSED,
const char *codeset UNUSED)
{
return NULL;
}
static char *
null_libintl_textdomain(const char *domainname UNUSED)
{
return NULL;
}
static int
null_libintl_wputenv(const wchar_t *envstring UNUSED)
{
return 0;
}
#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
#ifdef HAVE_ACL
# ifndef PROTO
# include <aclapi.h>
# endif
# ifndef PROTECTED_DACL_SECURITY_INFORMATION
# define PROTECTED_DACL_SECURITY_INFORMATION 0x80000000L
# endif
#endif
#ifdef HAVE_ACL
/*
* Enables or disables the specified privilege.
*/
static BOOL
win32_enable_privilege(LPTSTR lpszPrivilege, BOOL bEnable)
{
BOOL bResult;
LUID luid;
HANDLE hToken;
TOKEN_PRIVILEGES tokenPrivileges;
if (!OpenProcessToken(GetCurrentProcess(),
TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
return FALSE;
if (!LookupPrivilegeValue(NULL, lpszPrivilege, &luid))
{
CloseHandle(hToken);
return FALSE;
}
tokenPrivileges.PrivilegeCount = 1;
tokenPrivileges.Privileges[0].Luid = luid;
tokenPrivileges.Privileges[0].Attributes = bEnable ?
SE_PRIVILEGE_ENABLED : 0;
bResult = AdjustTokenPrivileges(hToken, FALSE, &tokenPrivileges,
sizeof(TOKEN_PRIVILEGES), NULL, NULL);
CloseHandle(hToken);
return bResult && GetLastError() == ERROR_SUCCESS;
}
#endif
#ifdef _MSC_VER
// Suppress the deprecation warning for using GetVersionEx().
// It is needed for implementing "windowsversion()".
# pragma warning(push)
# pragma warning(disable: 4996)
#endif
/*
* Set "win8_or_later" and fill in "windowsVersion" if possible.
*/
void
PlatformId(void)
{
static int done = FALSE;
if (done)
return;
OSVERSIONINFO ovi;
ovi.dwOSVersionInfoSize = sizeof(ovi);
GetVersionEx(&ovi);
#ifdef FEAT_EVAL
vim_snprintf(windowsVersion, sizeof(windowsVersion), "%d.%d",
(int)ovi.dwMajorVersion, (int)ovi.dwMinorVersion);
#endif
if ((ovi.dwMajorVersion == 6 && ovi.dwMinorVersion >= 2)
|| ovi.dwMajorVersion > 6)
win8_or_later = TRUE;
if ((ovi.dwMajorVersion == 10 && ovi.dwBuildNumber >= 19045)
|| ovi.dwMajorVersion > 10)
win10_22H2_or_later = TRUE;
#ifdef HAVE_ACL
// Enable privilege for getting or setting SACLs.
win32_enable_privilege(SE_SECURITY_NAME, TRUE);
#endif
done = TRUE;
}
#ifdef _MSC_VER
# pragma warning(pop)
#endif
#if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
# define SHIFT (SHIFT_PRESSED)
# define CTRL (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)
# define ALT (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)