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easy7zip/C/Util/7zipUninstall/7zipUninstall.c
Igor Pavlov 4a960640a3 19.00
2019-03-04 01:27:14 +00:00

1084 lines
24 KiB
C
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/* 7zipUninstall.c - 7-Zip Uninstaller
2019-02-02 : Igor Pavlov : Public domain */
#include "Precomp.h"
#define SZ_ERROR_ABORT 100
#ifdef _MSC_VER
#pragma warning(disable : 4201) // nonstandard extension used : nameless struct/union
#pragma warning(disable : 4011) // vs2010: identifier truncated to _CRT_SECURE_CPP_OVERLOAD_SECURE
#endif
#include <windows.h>
#include <ShlObj.h>
#include "../../7zVersion.h"
#include "resource.h"
#define LLL_(quote) L##quote
#define LLL(quote) LLL_(quote)
// static const WCHAR * const k_7zip = L"7-Zip";
// #define _64BIT_INSTALLER 1
#ifdef _WIN64
#define _64BIT_INSTALLER 1
#endif
#define k_7zip_with_Ver_base L"7-Zip " LLL(MY_VERSION)
#ifdef _64BIT_INSTALLER
#define k_7zip_with_Ver k_7zip_with_Ver_base L" (x64)"
#else
#define k_7zip_with_Ver k_7zip_with_Ver_base
#endif
// static const WCHAR * const k_7zip_with_Ver_str = k_7zip_with_Ver;
static const WCHAR * const k_Reg_Software_7zip = L"Software\\7-Zip";
static const WCHAR * const k_Reg_Path = L"Path";
static const WCHAR * const k_Reg_Path32 = L"Path"
#ifdef _64BIT_INSTALLER
L"64"
#else
L"32"
#endif
;
#if defined(_64BIT_INSTALLER) && !defined(_WIN64)
#define k_Reg_WOW_Flag KEY_WOW64_64KEY
#else
#define k_Reg_WOW_Flag 0
#endif
#ifdef _WIN64
#define k_Reg_WOW_Flag_32 KEY_WOW64_32KEY
#else
#define k_Reg_WOW_Flag_32 0
#endif
#define k_7zip_CLSID L"{23170F69-40C1-278A-1000-000100020000}"
static const WCHAR * const k_Reg_CLSID_7zip = L"CLSID\\" k_7zip_CLSID;
static const WCHAR * const k_Reg_CLSID_7zip_Inproc = L"CLSID\\" k_7zip_CLSID L"\\InprocServer32";
#define g_AllUsers True
static BoolInt g_Install_was_Pressed;
static BoolInt g_Finished;
static BoolInt g_SilentMode;
static HWND g_HWND;
static HWND g_Path_HWND;
static HWND g_InfoLine_HWND;
static HWND g_Progress_HWND;
typedef WINADVAPI LONG (APIENTRY *Func_RegDeleteKeyExW)(HKEY hKey, LPCWSTR lpSubKey, REGSAM samDesired, DWORD Reserved);
static Func_RegDeleteKeyExW func_RegDeleteKeyExW;
static WCHAR path[MAX_PATH * 2 + 40];
static WCHAR workDir[MAX_PATH + 10];
static WCHAR modulePath[MAX_PATH + 10];
static WCHAR modulePrefix[MAX_PATH + 10];
static WCHAR tempPath[MAX_PATH * 2 + 40];
static WCHAR cmdLine[MAX_PATH * 3 + 40];
static WCHAR copyPath[MAX_PATH * 2 + 40];
static const WCHAR * const kUninstallExe = L"Uninstall.exe";
#define MAKE_CHAR_UPPER(c) ((((c) >= 'a' && (c) <= 'z') ? (c) -= 0x20 : (c)))
static BoolInt AreStringsEqual_NoCase(const wchar_t *s1, const wchar_t *s2)
{
for (;;)
{
wchar_t c1 = *s1++;
wchar_t c2 = *s2++;
if (c1 != c2 && MAKE_CHAR_UPPER(c1) != MAKE_CHAR_UPPER(c2))
return False;
if (c2 == 0)
return True;
}
}
static BoolInt IsString1PrefixedByString2_NoCase(const wchar_t *s1, const wchar_t *s2)
{
for (;;)
{
wchar_t c1;
wchar_t c2 = *s2++;
if (c2 == 0)
return True;
c1 = *s1++;
if (c1 != c2 && MAKE_CHAR_UPPER(c1) != MAKE_CHAR_UPPER(c2))
return False;
}
}
static void NormalizePrefix(WCHAR *s)
{
size_t len = wcslen(s);
if (len != 0)
if (s[len - 1] != WCHAR_PATH_SEPARATOR)
{
s[len] = WCHAR_PATH_SEPARATOR;
s[len + 1] = 0;
}
}
static int MyRegistry_QueryString(HKEY hKey, LPCWSTR name, LPWSTR dest)
{
DWORD cnt = MAX_PATH * sizeof(name[0]);
DWORD type = 0;
LONG res = RegQueryValueExW(hKey, name, NULL, &type, (LPBYTE)dest, (DWORD *)&cnt);
if (type != REG_SZ)
return False;
return res == ERROR_SUCCESS;
}
static int MyRegistry_QueryString2(HKEY hKey, LPCWSTR keyName, LPCWSTR valName, LPWSTR dest)
{
HKEY key = 0;
LONG res = RegOpenKeyExW(hKey, keyName, 0, KEY_READ | k_Reg_WOW_Flag, &key);
if (res != ERROR_SUCCESS)
return False;
{
BoolInt res2 = MyRegistry_QueryString(key, valName, dest);
RegCloseKey(key);
return res2;
}
}
static LONG MyRegistry_OpenKey_ReadWrite(HKEY parentKey, LPCWSTR name, HKEY *destKey)
{
return RegOpenKeyExW(parentKey, name, 0, KEY_READ | KEY_WRITE | k_Reg_WOW_Flag, destKey);
}
static LONG MyRegistry_DeleteKey(HKEY parentKey, LPCWSTR name)
{
#if k_Reg_WOW_Flag != 0
if (func_RegDeleteKeyExW)
return func_RegDeleteKeyExW(parentKey, name, k_Reg_WOW_Flag, 0);
return E_FAIL;
#else
return RegDeleteKeyW(parentKey, name);
#endif
}
#ifdef _64BIT_INSTALLER
static int MyRegistry_QueryString2_32(HKEY hKey, LPCWSTR keyName, LPCWSTR valName, LPWSTR dest)
{
HKEY key = 0;
LONG res = RegOpenKeyExW(hKey, keyName, 0, KEY_READ | k_Reg_WOW_Flag_32, &key);
if (res != ERROR_SUCCESS)
return False;
{
BoolInt res2 = MyRegistry_QueryString(key, valName, dest);
RegCloseKey(key);
return res2;
}
}
static LONG MyRegistry_OpenKey_ReadWrite_32(HKEY parentKey, LPCWSTR name, HKEY *destKey)
{
return RegOpenKeyExW(parentKey, name, 0, KEY_READ | KEY_WRITE | k_Reg_WOW_Flag_32, destKey);
}
static LONG MyRegistry_DeleteKey_32(HKEY parentKey, LPCWSTR name)
{
#if k_Reg_WOW_Flag_32 != 0
if (func_RegDeleteKeyExW)
return func_RegDeleteKeyExW(parentKey, name, k_Reg_WOW_Flag_32, 0);
return E_FAIL;
#else
return RegDeleteKeyW(parentKey, name);
#endif
}
#endif
static void MyReg_DeleteVal_Path_if_Equal(HKEY hKey, LPCWSTR name)
{
WCHAR s[MAX_PATH + 10];
if (MyRegistry_QueryString(hKey, name, s))
{
NormalizePrefix(s);
if (AreStringsEqual_NoCase(s, path))
RegDeleteValueW(hKey, name);
}
}
static void SetRegKey_Path2(HKEY parentKey)
{
HKEY key = 0;
LONG res = MyRegistry_OpenKey_ReadWrite(parentKey, k_Reg_Software_7zip, &key);
if (res == ERROR_SUCCESS)
{
MyReg_DeleteVal_Path_if_Equal(key, k_Reg_Path32);
MyReg_DeleteVal_Path_if_Equal(key, k_Reg_Path);
RegCloseKey(key);
// MyRegistry_DeleteKey(parentKey, k_Reg_Software_7zip);
}
}
static void SetRegKey_Path()
{
SetRegKey_Path2(HKEY_CURRENT_USER);
SetRegKey_Path2(HKEY_LOCAL_MACHINE);
}
static HRESULT CreateShellLink(LPCWSTR srcPath, LPCWSTR targetPath)
{
IShellLinkW *sl;
// CoInitialize has already been called.
HRESULT hres = CoCreateInstance(&CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, &IID_IShellLinkW, (LPVOID*)&sl);
if (SUCCEEDED(hres))
{
IPersistFile *pf;
hres = sl->lpVtbl->QueryInterface(sl, &IID_IPersistFile, (LPVOID *)&pf);
if (SUCCEEDED(hres))
{
WCHAR s[MAX_PATH + 10];
hres = pf->lpVtbl->Load(pf, srcPath, TRUE);
pf->lpVtbl->Release(pf);
if (SUCCEEDED(hres))
{
hres = sl->lpVtbl->GetPath(sl, s, MAX_PATH, NULL, 0); // SLGP_RAWPATH
if (!AreStringsEqual_NoCase(s, targetPath))
hres = S_FALSE;
}
}
sl->lpVtbl->Release(sl);
}
return hres;
}
static void SetShellProgramsGroup(HWND hwndOwner)
{
#ifdef UNDER_CE
UNUSED_VAR(hwndOwner)
#else
unsigned i = (g_AllUsers ? 1 : 2);
for (; i < 3; i++)
{
// BoolInt isOK = True;
WCHAR link[MAX_PATH + 40];
WCHAR destPath[MAX_PATH + 40];
link[0] = 0;
if (SHGetFolderPathW(hwndOwner,
i == 1 ? CSIDL_COMMON_PROGRAMS : CSIDL_PROGRAMS,
NULL, SHGFP_TYPE_CURRENT, link) != S_OK)
continue;
NormalizePrefix(link);
wcscat(link, L"7-Zip\\");
{
const size_t baseLen = wcslen(link);
unsigned k;
BoolInt needDelete = False;
for (k = 0; k < 2; k++)
{
wcscpy(link + baseLen, k == 0 ?
L"7-Zip File Manager.lnk" :
L"7-Zip Help.lnk");
wcscpy(destPath, path);
wcscat(destPath, k == 0 ?
L"7zFM.exe" :
L"7-zip.chm");
if (CreateShellLink(link, destPath) == S_OK)
{
needDelete = True;
DeleteFileW(link);
}
}
if (needDelete)
{
link[baseLen] = 0;
RemoveDirectoryW(link);
}
}
}
#endif
}
static const WCHAR * const k_ShellEx_Items[] =
{
L"*\\shellex\\ContextMenuHandlers"
, L"Directory\\shellex\\ContextMenuHandlers"
, L"Folder\\shellex\\ContextMenuHandlers"
, L"Directory\\shellex\\DragDropHandlers"
, L"Drive\\shellex\\DragDropHandlers"
};
static const WCHAR * const k_Shell_Approved = L"Software\\Microsoft\\Windows\\CurrentVersion\\Shell Extensions\\Approved";
static const WCHAR * const k_AppPaths_7zFm = L"Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\7zFM.exe";
#define k_REG_Uninstall L"Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\"
static const WCHAR * const k_Uninstall_7zip = k_REG_Uninstall L"7-Zip";
static BoolInt AreEqual_Path_PrefixName(const wchar_t *s, const wchar_t *prefix, const wchar_t *name)
{
if (!IsString1PrefixedByString2_NoCase(s, prefix))
return False;
return AreStringsEqual_NoCase(s + wcslen(prefix), name);
}
static void WriteCLSID()
{
WCHAR s[MAX_PATH + 30];
if (MyRegistry_QueryString2(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip_Inproc, NULL, s))
{
if (AreEqual_Path_PrefixName(s, path, L"7-zip.dll"))
{
{
LONG res = MyRegistry_DeleteKey(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip_Inproc);
if (res == ERROR_SUCCESS)
MyRegistry_DeleteKey(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip);
}
{
unsigned i;
for (i = 0; i < sizeof(k_ShellEx_Items) / sizeof(k_ShellEx_Items[0]); i++)
{
WCHAR destPath[MAX_PATH];
wcscpy(destPath, k_ShellEx_Items[i]);
wcscat(destPath, L"\\7-Zip");
MyRegistry_DeleteKey(HKEY_CLASSES_ROOT, destPath);
}
}
{
HKEY destKey = 0;
LONG res = MyRegistry_OpenKey_ReadWrite(HKEY_LOCAL_MACHINE, k_Shell_Approved, &destKey);
if (res == ERROR_SUCCESS)
{
RegDeleteValueW(destKey, k_7zip_CLSID);
/* res = */ RegCloseKey(destKey);
}
}
}
}
#ifdef _64BIT_INSTALLER
if (MyRegistry_QueryString2_32(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip_Inproc, NULL, s))
{
if (AreEqual_Path_PrefixName(s, path, L"7-zip32.dll"))
{
{
LONG res = MyRegistry_DeleteKey_32(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip_Inproc);
if (res == ERROR_SUCCESS)
MyRegistry_DeleteKey_32(HKEY_CLASSES_ROOT, k_Reg_CLSID_7zip);
}
{
unsigned i;
for (i = 0; i < sizeof(k_ShellEx_Items) / sizeof(k_ShellEx_Items[0]); i++)
{
WCHAR destPath[MAX_PATH];
wcscpy(destPath, k_ShellEx_Items[i]);
wcscat(destPath, L"\\7-Zip");
MyRegistry_DeleteKey_32(HKEY_CLASSES_ROOT, destPath);
}
}
{
HKEY destKey = 0;
LONG res = MyRegistry_OpenKey_ReadWrite_32(HKEY_LOCAL_MACHINE, k_Shell_Approved, &destKey);
if (res == ERROR_SUCCESS)
{
RegDeleteValueW(destKey, k_7zip_CLSID);
/* res = */ RegCloseKey(destKey);
}
}
}
}
#endif
if (MyRegistry_QueryString2(HKEY_LOCAL_MACHINE, k_AppPaths_7zFm, NULL, s))
if (AreEqual_Path_PrefixName(s, path, L"7zFM.exe"))
MyRegistry_DeleteKey(HKEY_LOCAL_MACHINE, k_AppPaths_7zFm);
if (MyRegistry_QueryString2(HKEY_LOCAL_MACHINE, k_Uninstall_7zip, L"UninstallString", s))
if (AreEqual_Path_PrefixName(s, path, kUninstallExe))
MyRegistry_DeleteKey(HKEY_LOCAL_MACHINE, k_Uninstall_7zip);
}
static const wchar_t *GetCmdParam(const wchar_t *s)
{
BoolInt quoteMode = False;
for (;; s++)
{
wchar_t c = *s;
if (c == L'\"')
quoteMode = !quoteMode;
else if (c == 0 || (c == L' ' && !quoteMode))
return s;
}
}
static void RemoveQuotes(wchar_t *s)
{
const wchar_t *src = s;
for (;;)
{
wchar_t c = *src++;
if (c == '\"')
continue;
*s++ = c;
if (c == 0)
return;
}
}
static BoolInt DoesFileOrDirExist()
{
return (GetFileAttributesW(path) != INVALID_FILE_ATTRIBUTES);
}
static BOOL RemoveFileAfterReboot2(const WCHAR *s)
{
#ifndef UNDER_CE
return MoveFileExW(s, NULL, MOVEFILE_DELAY_UNTIL_REBOOT);
#else
UNUSED_VAR(s)
return TRUE;
#endif
}
static BOOL RemoveFileAfterReboot()
{
return RemoveFileAfterReboot2(path);
}
#define IS_LIMIT_CHAR(c) (c == 0 || c == ' ')
static BoolInt IsThereSpace(const wchar_t *s)
{
for (;;)
{
wchar_t c = *s++;
if (c == 0)
return False;
if (c == ' ')
return True;
}
}
static void AddPathParam(wchar_t *dest, const wchar_t *src)
{
BoolInt needQuote = IsThereSpace(src);
if (needQuote)
wcscat(dest, L"\"");
wcscat(dest, src);
if (needQuote)
wcscat(dest, L"\"");
}
static BoolInt GetErrorMessage(DWORD errorCode, WCHAR *message)
{
LPWSTR msgBuf;
if (FormatMessageW(
FORMAT_MESSAGE_ALLOCATE_BUFFER
| FORMAT_MESSAGE_FROM_SYSTEM
| FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, errorCode, 0, (LPWSTR) &msgBuf, 0, NULL) == 0)
return False;
wcscpy(message, msgBuf);
LocalFree(msgBuf);
return True;
}
static BOOL RemoveDir()
{
DWORD attrib = GetFileAttributesW(path);
if (attrib == INVALID_FILE_ATTRIBUTES)
return TRUE;
if (RemoveDirectoryW(path))
return TRUE;
return RemoveFileAfterReboot();
}
#define k_Lang L"Lang"
// NUM_LANG_TXT_FILES files are placed before en.ttt
#define NUM_LANG_TXT_FILES 88
#ifdef _64BIT_INSTALLER
#define NUM_EXTRA_FILES_64BIT 1
#else
#define NUM_EXTRA_FILES_64BIT 0
#endif
#define NUM_FILES (NUM_LANG_TXT_FILES + 1 + 13 + NUM_EXTRA_FILES_64BIT)
static const char * const k_Names =
"af an ar ast az ba be bg bn br ca co cs cy da de el eo es et eu ext"
" fa fi fr fur fy ga gl gu he hi hr hu hy id io is it ja ka kaa kab kk ko ku ku-ckb ky"
" lij lt lv mk mn mng mng2 mr ms nb ne nl nn pa-in pl ps pt pt-br ro ru"
" sa si sk sl sq sr-spc sr-spl sv ta th tr tt ug uk uz va vi yo zh-cn zh-tw"
" en.ttt"
" descript.ion"
" History.txt"
" License.txt"
" readme.txt"
" 7-zip.chm"
" 7z.sfx"
" 7zCon.sfx"
" 7z.exe"
" 7zG.exe"
" 7z.dll"
" 7zFM.exe"
#ifdef _64BIT_INSTALLER
" 7-zip32.dll"
#endif
" 7-zip.dll"
" Uninstall.exe";
static int Install()
{
SRes res = SZ_OK;
WRes winRes = 0;
// BoolInt needReboot = False;
const size_t pathLen = wcslen(path);
if (!g_SilentMode)
{
ShowWindow(g_Progress_HWND, SW_SHOW);
ShowWindow(g_InfoLine_HWND, SW_SHOW);
SendMessage(g_Progress_HWND, PBM_SETRANGE32, 0, NUM_FILES);
}
{
unsigned i;
const char *curName = k_Names;
for (i = 0; *curName != 0; i++)
{
WCHAR *temp;
if (!g_SilentMode)
{
MSG msg;
// g_HWND
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
if (!IsDialogMessage(g_HWND, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (!g_HWND)
return 1;
}
// Sleep(1);
SendMessage(g_Progress_HWND, PBM_SETPOS, i, 0);
}
path[pathLen] = 0;
temp = path + pathLen;
if (i <= NUM_LANG_TXT_FILES)
wcscpy(temp, k_Lang L"\\");
{
WCHAR *dest = temp + wcslen(temp);
for (;;)
{
char c = *curName;
if (c == 0)
break;
curName++;
if (c == ' ')
break;
*dest++ = (Byte)c;
}
*dest = 0;
}
if (i < NUM_LANG_TXT_FILES)
wcscat(temp, L".txt");
if (!g_SilentMode)
SetWindowTextW(g_InfoLine_HWND, temp);
{
DWORD attrib = GetFileAttributesW(path);
if (attrib == INVALID_FILE_ATTRIBUTES)
continue;
if (attrib & FILE_ATTRIBUTE_READONLY)
SetFileAttributesW(path, 0);
if (!DeleteFileW(path))
{
if (!RemoveFileAfterReboot())
{
winRes = GetLastError();
}
/*
else
needReboot = True;
*/
}
}
}
wcscpy(path + pathLen, k_Lang);
RemoveDir();
path[pathLen] = 0;
RemoveDir();
if (!g_SilentMode)
SendMessage(g_Progress_HWND, PBM_SETPOS, i, 0);
if (*curName == 0)
{
SetRegKey_Path();
WriteCLSID();
SetShellProgramsGroup(g_HWND);
if (!g_SilentMode)
SetWindowTextW(g_InfoLine_HWND, k_7zip_with_Ver L" is uninstalled");
}
}
if (winRes != 0)
res = SZ_ERROR_FAIL;
if (res == SZ_OK)
{
// if (!g_SilentMode && needReboot);
return 0;
}
if (!g_SilentMode)
{
WCHAR m[MAX_PATH + 100];
m[0] = 0;
if (winRes == 0 || !GetErrorMessage(winRes, m))
wcscpy(m, L"ERROR");
MessageBoxW(g_HWND, m, L"Error", MB_ICONERROR | MB_OK);
}
return 1;
}
static void OnClose()
{
if (g_Install_was_Pressed && !g_Finished)
{
if (MessageBoxW(g_HWND,
L"Do you want to cancel uninstallation?",
k_7zip_with_Ver,
MB_ICONQUESTION | MB_YESNO | MB_DEFBUTTON2) != IDYES)
return;
}
DestroyWindow(g_HWND);
g_HWND = NULL;
}
static INT_PTR CALLBACK MyDlgProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
UNUSED_VAR(lParam)
switch (message)
{
case WM_INITDIALOG:
g_Path_HWND = GetDlgItem(hwnd, IDE_EXTRACT_PATH);
g_InfoLine_HWND = GetDlgItem(hwnd, IDT_CUR_FILE);
g_Progress_HWND = GetDlgItem(hwnd, IDC_PROGRESS);
SetWindowTextW(hwnd, k_7zip_with_Ver L" Uninstall");
SetDlgItemTextW(hwnd, IDE_EXTRACT_PATH, path);
ShowWindow(g_Progress_HWND, SW_HIDE);
ShowWindow(g_InfoLine_HWND, SW_HIDE);
break;
case WM_COMMAND:
switch (LOWORD(wParam))
{
case IDOK:
{
if (g_Finished)
{
OnClose();
break;
}
if (!g_Install_was_Pressed)
{
SendMessage(hwnd, WM_NEXTDLGCTL, (WPARAM)GetDlgItem(hwnd, IDCANCEL), TRUE);
EnableWindow(g_Path_HWND, FALSE);
EnableWindow(GetDlgItem(hwnd, IDOK), FALSE);
g_Install_was_Pressed = True;
return TRUE;
}
break;
}
case IDCANCEL:
{
OnClose();
break;
}
default: return FALSE;
}
break;
case WM_CLOSE:
OnClose();
break;
/*
case WM_DESTROY:
PostQuitMessage(0);
return TRUE;
*/
default:
return FALSE;
}
return TRUE;
}
int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
#ifdef UNDER_CE
LPWSTR
#else
LPSTR
#endif
lpCmdLine, int nCmdShow)
{
const wchar_t *cmdParams;
BoolInt useTemp = True;
UNUSED_VAR(hPrevInstance)
UNUSED_VAR(lpCmdLine)
UNUSED_VAR(nCmdShow)
#ifndef UNDER_CE
CoInitialize(NULL);
#endif
#ifndef UNDER_CE
func_RegDeleteKeyExW = (Func_RegDeleteKeyExW)
GetProcAddress(GetModuleHandleW(L"advapi32.dll"), "RegDeleteKeyExW");
#endif
{
const wchar_t *s = GetCommandLineW();
#ifndef UNDER_CE
s = GetCmdParam(s);
#endif
cmdParams = s;
for (;;)
{
{
wchar_t c = *s;
if (c == 0)
break;
if (c == ' ')
{
s++;
continue;
}
}
{
const wchar_t *s2 = GetCmdParam(s);
if (s[0] == '/')
{
if (s[1] == 'S' && IS_LIMIT_CHAR(s[2]))
g_SilentMode = True;
else if (s[1] == 'N' && IS_LIMIT_CHAR(s[2]))
useTemp = False;
else if (s[1] == 'D' && s[2] == '=')
{
size_t num;
s += 3;
num = s2 - s;
if (num <= MAX_PATH)
{
wcsncpy(workDir, s, num);
workDir[num] = 0;
RemoveQuotes(workDir);
useTemp = False;
}
}
}
s = s2;
}
}
}
{
wchar_t *name;
DWORD len = GetModuleFileNameW(NULL, modulePath, MAX_PATH);
if (len == 0 || len > MAX_PATH)
return 1;
name = NULL;
wcscpy(modulePrefix, modulePath);
{
wchar_t *s = modulePrefix;
for (;;)
{
wchar_t c = *s++;
if (c == 0)
break;
if (c == WCHAR_PATH_SEPARATOR)
name = s;
}
}
if (!name)
return 1;
if (!AreStringsEqual_NoCase(name, kUninstallExe))
useTemp = False;
*name = 0; // keep only prefix for modulePrefix
}
if (useTemp)
{
DWORD winRes = GetTempPathW(MAX_PATH, path);
// GetTempPath: the returned string ends with a backslash
/*
{
WCHAR s[MAX_PATH + 1];
wcscpy(s, path);
GetLongPathNameW(s, path, MAX_PATH);
}
*/
if (winRes != 0 && winRes <= MAX_PATH + 1
&& !IsString1PrefixedByString2_NoCase(modulePrefix, path))
{
unsigned i;
DWORD d;
const size_t pathLen = wcslen(path);
d = (GetTickCount() << 12) ^ (GetCurrentThreadId() << 14) ^ GetCurrentProcessId();
for (i = 0; i < 100; i++, d += GetTickCount())
{
wcscpy(path + pathLen, L"7z");
{
wchar_t *s = path + wcslen(path);
UInt32 value = d;
unsigned k;
for (k = 0; k < 8; k++)
{
unsigned t = value & 0xF;
value >>= 4;
s[7 - k] = (wchar_t)((t < 10) ? ('0' + t) : ('A' + (t - 10)));
}
s[k] = 0;
}
if (DoesFileOrDirExist())
continue;
if (CreateDirectoryW(path, NULL))
{
wcscat(path, WSTRING_PATH_SEPARATOR);
wcscpy(tempPath, path);
break;
}
if (GetLastError() != ERROR_ALREADY_EXISTS)
break;
}
if (tempPath[0] != 0)
{
wcscpy(copyPath, tempPath);
wcscat(copyPath, L"Uninst.exe"); // we need not "Uninstall.exe" here
if (CopyFileW(modulePath, copyPath, TRUE))
{
RemoveFileAfterReboot2(copyPath);
RemoveFileAfterReboot2(tempPath);
{
STARTUPINFOW si;
PROCESS_INFORMATION pi;
cmdLine[0] = 0;
// maybe CreateProcess supports path with spaces even without quotes.
AddPathParam(cmdLine, copyPath);
wcscat(cmdLine, L" /N /D=");
AddPathParam(cmdLine, modulePrefix);
if (cmdParams[0] != 0 && wcslen(cmdParams) < MAX_PATH * 2 + 10)
wcscat(cmdLine, cmdParams);
memset(&si, 0, sizeof(si));
si.cb = sizeof(si);
if (CreateProcessW(NULL, cmdLine, NULL, NULL, FALSE, 0, NULL, tempPath, &si, &pi))
{
CloseHandle(pi.hThread);
if (pi.hProcess)
{
CloseHandle(pi.hProcess);
return 0;
}
}
}
}
}
}
}
wcscpy(path, modulePrefix);
if (workDir[0] != 0)
{
wcscpy(path, workDir);
NormalizePrefix(path);
}
/*
if (path[0] == 0)
{
HKEY key = 0;
BoolInt ok = False;
LONG res = RegOpenKeyExW(HKEY_CURRENT_USER, k_Reg_Software_7zip, 0, KEY_READ | k_Reg_WOW_Flag, &key);
if (res == ERROR_SUCCESS)
{
ok = MyRegistry_QueryString(key, k_Reg_Path32, path);
// ok = MyRegistry_QueryString(key, k_Reg_Path, path);
RegCloseKey(key);
}
}
*/
if (g_SilentMode)
return Install();
{
int retCode = 1;
g_HWND = CreateDialog(
hInstance,
// GetModuleHandle(NULL),
MAKEINTRESOURCE(IDD_INSTALL), NULL, MyDlgProc);
if (!g_HWND)
return 1;
{
HICON hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_ICON));
// SendMessage(g_HWND, WM_SETICON, (WPARAM)ICON_SMALL, (LPARAM)hIcon);
SendMessage(g_HWND, WM_SETICON, (WPARAM)ICON_BIG, (LPARAM)hIcon);
}
{
BOOL bRet;
MSG msg;
while ((bRet = GetMessage(&msg, NULL, 0, 0)) != 0)
{
if (bRet == -1)
return retCode;
if (!g_HWND)
return retCode;
if (!IsDialogMessage(g_HWND, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (!g_HWND)
return retCode;
if (g_Install_was_Pressed && !g_Finished)
{
retCode = Install();
g_Finished = True;
if (retCode != 0)
break;
if (!g_HWND)
break;
{
SetDlgItemTextW(g_HWND, IDOK, L"Close");
EnableWindow(GetDlgItem(g_HWND, IDOK), TRUE);
EnableWindow(GetDlgItem(g_HWND, IDCANCEL), FALSE);
SendMessage(g_HWND, WM_NEXTDLGCTL, (WPARAM)GetDlgItem(g_HWND, IDOK), TRUE);
}
}
}
if (g_HWND)
{
DestroyWindow(g_HWND);
g_HWND = NULL;
}
}
return retCode;
}
}
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