Simon Rozman 47d3884af3 Update Copyright and build year
Signed-off-by: Simon Rozman <simon@rozman.si>
2022-01-07 11:38:32 +01:00

96 lines
3.5 KiB
C++

/*
SPDX-License-Identifier: GPL-3.0-or-later
Copyright © 2015-2022 Amebis
*/
#include "pch.h"
///
/// Main function
///
int CALLBACK WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nCmdShow)
{
UNREFERENCED_PARAMETER(hInstance);
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
UNREFERENCED_PARAMETER(nCmdShow);
TCHAR szArchProc[MAX_PATH];
if (!GetEnvironmentVariable(TEXT("PROCESSOR_ARCHITECTURE"), szArchProc, _countof(szArchProc)))
szArchProc[0] = 0;
szArchProc[_countof(szArchProc) - 1] = 0;
TCHAR szArchWin[MAX_PATH];
if (!GetEnvironmentVariable(TEXT("PROCESSOR_ARCHITEW6432"), szArchWin, _countof(szArchWin)))
szArchWin[0] = 0;
szArchWin[_countof(szArchWin) - 1] = 0;
// If PROCESSOR_ARCHITEW6432 is defined, this is a Windows-on-Windows
// guest of some kind. szArchWin is the host's architecture and szArchProc
// is the current process' architecture.
// If PROCESSOR_ARCHITEW6432 is not defined, then PROCESSOR_ARCHITECTURE
// is both the process and OS architecture.
if (szArchWin[0] == 0)
memcpy_s(szArchWin, sizeof(szArchWin), szArchProc, sizeof(szArchProc));
// If PROCESSOR_ARCHITECTURE is not defined, then either we're running on
// Windows 9x or something is messing with the environment. Make the
// Windows 9x assumption.
if (szArchProc[0] == 0) {
memcpy_s(szArchProc, sizeof(szArchProc), TEXT("x86"), sizeof(TEXT("x86")));
memcpy_s(szArchWin , sizeof(szArchWin ), TEXT("x86"), sizeof(TEXT("x86")));
}
LPCTSTR pszPlatSuffix;
if (_tcsicmp(szArchWin, TEXT("amd64")) == 0)
pszPlatSuffix = TEXT("-amd64");
else if (_tcsicmp(szArchWin, TEXT("arm64")) == 0)
pszPlatSuffix = TEXT("-arm64");
else
pszPlatSuffix = TEXT("-x86");
// Get temporary folder path.
static const LPTSTR pszTempFolderDefault = TEXT("");
LPTSTR pszTempFolder;
DWORD dwLength;
if ((dwLength = GetEnvironmentVariable(TEXT("TEMP"), NULL, 0)) != 0 &&
(pszTempFolder = (LPTSTR)LocalAlloc(LMEM_FIXED, (dwLength + 2)*sizeof(TCHAR))) != NULL) // +1 for trailing backslash when missing, +1 for zero terminator
{
dwLength = ::GetEnvironmentVariable(TEXT("TEMP"), pszTempFolder, dwLength);
if (pszTempFolder[dwLength - 1] != TEXT('\\')) {
// Append trailing backslash.
pszTempFolder[dwLength ] = TEXT('\\');
pszTempFolder[dwLength + 1] = 0;
}
} else
pszTempFolder = pszTempFolderDefault;
// Format msiexec's command line.
LPTSTR pszParams;
DWORD_PTR aArgs[] = {
(DWORD_PTR)TEXT(ZRCOLA_INSTALL_LANG),
(DWORD_PTR)pszPlatSuffix,
(DWORD_PTR)pszTempFolder,
};
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_ARGUMENT_ARRAY | FORMAT_MESSAGE_FROM_STRING,
TEXT("/i \"https://prenos.amebis.si/ZRCola/_latest/ZRCola%1%2.msi\" /l* \"%3ZRCola%1%2.log\""),
0,
0,
(LPTSTR)&pszParams,
1,
(va_list*)aArgs);
// Launch installation.
int iResult = (int)ShellExecute(NULL, NULL, TEXT("msiexec.exe"), pszParams, NULL, SW_SHOWNORMAL) > 32;
// Clean up.
LocalFree(pszParams);
if (pszTempFolder != pszTempFolderDefault) LocalFree(pszTempFolder);
ExitProcess(iResult ? 0 : 2);
}