121 lines
2.6 KiB
C
121 lines
2.6 KiB
C
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#include <stdlib.h>
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#include <stdio.h>
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#include <malloc.h>
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#include <windows.h>
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#include <string.h>
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#include <direct.h>
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#include <errno.h>
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#include <sys\types.h>
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#include <sys\stat.h>
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#include <io.h>
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#define UPDATE_INF "UPDATE.INF"
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#define SETUP_EXE "SETUP.EXE"
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BOOL FFileFound( CHAR *szPath);
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int _cdecl
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main (INT argc, CHAR ** argv) {
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CHAR FileName[MAX_PATH];
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CHAR Command[MAX_PATH];
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CHAR CommandFormat[] = "%s -i %s -s %s";
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CHAR szCWD[MAX_PATH];
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CHAR *sz;
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STARTUPINFO si;
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PROCESS_INFORMATION pi;
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BOOL Status;
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//
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// Determine where this program is run from. Look for update.inf in the
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// same directory
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//
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if (!GetModuleFileName( NULL, FileName, MAX_PATH )) {
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printf( "Update.exe: Failed to get the module file name\n" );
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exit(1);
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}
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if ( !( sz = strrchr( FileName, '\\' ) ) ) {
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printf( "Update.exe: Module file name not valid\n" );
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exit(1);
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}
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*sz = '\0';
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strcpy( szCWD, FileName );
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if( lstrlen( szCWD ) == 2 ) {
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strcat( szCWD, "\\" );
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}
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strcat( FileName, "\\");
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strcat( FileName, UPDATE_INF );
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if (!FFileFound( FileName )) {
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printf( "Update.exe: INF %s not found.\n", FileName );
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exit(1);
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}
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sprintf ( Command, CommandFormat, SETUP_EXE, FileName, szCWD );
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//
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// Run CreateProcess on setup.exe with the update.inf on this source
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//
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si.cb = sizeof(STARTUPINFO);
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si.lpReserved = NULL;
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si.lpDesktop = NULL;
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si.lpTitle = NULL;
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si.dwX = si.dwY = si.dwXSize = si.dwYSize = 0L;
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si.dwFlags = 0L;
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si.wShowWindow = 0;
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si.lpReserved2 = NULL;
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si.cbReserved2 = 0;
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Status = CreateProcess(
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NULL,
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Command,
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NULL,
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NULL,
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FALSE,
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DETACHED_PROCESS,
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NULL,
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szCWD,
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(LPSTARTUPINFO)&si,
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(LPPROCESS_INFORMATION)&pi
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);
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//
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// Close the process and thread handles
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//
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if ( !Status ) {
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DWORD dw = GetLastError();
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printf( "Update.exe: Failed to run: %s, Error Code: %d\n", Command, dw );
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exit(1);
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}
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CloseHandle( pi.hThread );
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CloseHandle( pi.hProcess );
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//
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// exit
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//
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exit(0);
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return(0);
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}
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BOOL FFileFound(szPath)
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CHAR *szPath;
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{
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WIN32_FIND_DATA ffd;
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HANDLE SearchHandle;
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if ( (SearchHandle = FindFirstFile( szPath, &ffd )) == INVALID_HANDLE_VALUE ) {
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return( FALSE );
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}
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else {
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FindClose( SearchHandle );
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return( TRUE );
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}
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}
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