763 lines
19 KiB
C++
763 lines
19 KiB
C++
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//+----------------------------------------------------------------------------
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//
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// Scheduling Agent Service
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1996.
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//
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// File: sageset.cxx
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//
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// Contents: Support for Sage Settings
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//
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// History: 18-Jul-96 EricB created
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// 3-06-1997 DavidMun added code to create sagerun argument
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// 4-16-1997 DavidMun made it use strings from UI instead of
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// from job object.
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//
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//-----------------------------------------------------------------------------
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#include "..\pch\headers.hxx"
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#pragma hdrstop
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#include <mstask.h>
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#include <job_cls.hxx>
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#include <debug.hxx>
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#include <sage.hxx>
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#include "sageset.hxx"
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#include "..\inc\misc.hxx"
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#include "..\folderui\macros.h" // get ARRAYLEN macro
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const CHAR SAGE_KEY[] = "SOFTWARE\\Microsoft\\Plus!\\System Agent\\SAGE";
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const CHAR PROGRAM_VALUE[] ="Program";
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const CHAR SETTINGS_VALUE[] = "Settings";
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const CHAR SAGESET_PARAM[] = " /SAGESET:";
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BOOL GetAppNameFromPath(CHAR * pszFullPathName, CHAR * pszAppName);
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BOOL AppNamesMatch(CHAR * pszCommand1, CHAR * pszCommand2);
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BOOL fAppCantSupportMultipleInstances(CHAR * pszCmd);
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BOOL AnsiToIntA(LPCSTR pszString, int * piRet);
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HRESULT GetNextSageRunParam(HKEY hkSageApp, PINT pnSetNum);
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//+----------------------------------------------------------------------------
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//
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// Function: DoSageSettings
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//
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// Synopsis: Invoke the Sage-aware app to alter its schedule settings.
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//
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// Arguments: [szCommand] - app name portion of command line
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// [szSageRun] - "" or contains /SAGERUN switch on input.
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// contains /SAGERUN switch on output if app is
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// sage-aware.
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//
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// Modifies: *[szSageRun]
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//
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// Returns: S_OK - application launched
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// S_FALSE - application doesn't support sage settings
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// E_*
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//
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// History: 3-06-1997 DavidMun Added [szNewArg] & [cchNewArg].
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// 4-16-1997 DavidMun Take strings from UI instead of job
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// object.
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//
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//-----------------------------------------------------------------------------
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HRESULT
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DoSageSettings(
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LPSTR szCommand,
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LPSTR szSageRun)
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{
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int nSetNum = 0;
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if (!IsSageAware(szCommand, szSageRun, &nSetNum))
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{
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return S_FALSE;
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}
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//
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// We are here because the user hit the "Settings..." button, so if the
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// arguments don't include a sageset parameter, we need to add it.
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//
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if (!*szSageRun)
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{
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//
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// IsSageAware set nSetNum to the next valid number to use.
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//
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wsprintf(szSageRun, "%s%u", SAGERUN_PARAM, nSetNum);
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}
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//
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// Create a command line to invoke the sage-aware app with the sageset
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// parameter.
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//
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CHAR szSetCommand[MAX_PATH];
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CHAR szSetParams[MAX_PATH];
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lstrcpyn(szSetCommand, szCommand, MAX_PATH);
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lstrcpy(szSetParams, SAGESET_PARAM);
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wsprintf(&szSetParams[lstrlen(szSetParams)], "%u", nSetNum);
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if (!GetAppNameFromPath(szSetCommand, NULL)) //got a path?
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{
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//
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// GetAppNameFromPath returns FALSE if szSetCommand is not a full
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// path. So, see if the app has registered a path. If it has,
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// GetAppPath places the full path name in szFullyQualified.
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//
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CHAR szFullyQualified[MAX_PATH];
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GetAppPathInfo(szSetCommand,
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szFullyQualified,
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MAX_PATH,
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NULL,
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0);
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if (*szFullyQualified)
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{
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lstrcpy(szSetCommand, szFullyQualified);
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}
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}
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//
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// Prefix the system path with the directories listed by the application
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// in the app paths key.
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//
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BOOL fChangedPath;
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LPSTR pszSavedPath;
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fChangedPath = SetAppPath(szSetCommand, &pszSavedPath);
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//
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// Put the SageSet param onto the command line.
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//
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if (szSetParams[0] != ' ')
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{
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lstrcat(szSetCommand, " ");
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}
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lstrcat(szSetCommand, szSetParams);
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DWORD dwErr = ERROR_SUCCESS;
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STARTUPINFO sui;
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PROCESS_INFORMATION pi;
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ZeroMemory(&sui, sizeof(sui));
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sui.cb = sizeof (STARTUPINFO);
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if (CreateProcess(NULL,
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szSetCommand,
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NULL,
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NULL,
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FALSE,
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CREATE_NEW_CONSOLE |
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CREATE_NEW_PROCESS_GROUP,
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NULL,
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NULL,
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&sui,
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&pi))
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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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else
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{
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dwErr = GetLastError();
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ERR_OUT("DoSageSettings: CreateProcess", dwErr);
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}
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if (fChangedPath)
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{
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SetEnvironmentVariable(TEXT("PATH"), pszSavedPath);
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delete [] pszSavedPath;
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}
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return (dwErr == ERROR_SUCCESS) ? S_OK : HRESULT_FROM_WIN32(dwErr);
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}
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//+--------------------------------------------------------------------------
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//
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// Function: IsSageAwareW
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//
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// Synopsis: Unicode wrapper for IsSageAware
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//
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// History: 10-27-1997 DavidMun Created
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//
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//---------------------------------------------------------------------------
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BOOL
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IsSageAwareW(WCHAR *pwzCmd, WCHAR *pwzParams, int *pnSetNum)
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{
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HRESULT hr;
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CHAR szCmd[MAX_PATH+1];
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CHAR szParam[MAX_PATH+1];
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BOOL fResult = FALSE;
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do
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{
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hr = UnicodeToAnsi(szCmd, pwzCmd, ARRAYLEN(szCmd));
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BREAK_ON_FAIL(hr);
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hr = UnicodeToAnsi(szParam, pwzParams, ARRAYLEN(szParam));
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BREAK_ON_FAIL(hr);
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fResult = IsSageAware(szCmd, szParam, pnSetNum);
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} while (0);
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return fResult;
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}
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//+----------------------------------------------------------------------------
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//
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// Function: IsSageAware
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//
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// Synopsis: Does this app use Sage settings?
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//
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// Arguments: [pszCmd] - The task application name property.
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// [pszParams] - The task parameters, can be NULL if pnSetNum is
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// NULL.
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// [pnSetNum] - the registry setting set number to return, can
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// be NULL if not needed.
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//
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// Returns: TRUE if it does, FALSE otherwise.
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//
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//-----------------------------------------------------------------------------
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BOOL
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IsSageAware(CHAR * pszCmd, const CHAR * pszParams, int * pnSetNum)
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{
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int index;
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HKEY hSageKey;
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HKEY hSageSubKey;
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CHAR szSubKey[MAXPATH];
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CHAR szSubKeyPath[MAXPATH];
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CHAR szRegValue[MAXCOMMANDLINE];
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long lRet;
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CHAR *p;
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BOOL fResult = FALSE;
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DWORD cb;
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if (pnSetNum != NULL)
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{
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*pnSetNum = 0;
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}
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if (RegOpenKey(HKEY_LOCAL_MACHINE, SAGE_KEY, &hSageKey))
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{
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return FALSE;
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}
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#define MAXSAGEPROGS 0xffffff
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for (index = 0; index < MAXSAGEPROGS; index++)
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{
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//
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// Examine each subkey of the Sage key.
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//
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lRet = RegEnumKey(hSageKey, index, szSubKey, MAXPATH);
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if (lRet != ERROR_SUCCESS)
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{
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break;
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}
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lstrcpy(szSubKeyPath, SAGE_KEY);
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lstrcat(szSubKeyPath, "\\");
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lstrcat(szSubKeyPath, szSubKey);
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if (RegOpenKey(HKEY_LOCAL_MACHINE,
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szSubKeyPath,
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&hSageSubKey) != ERROR_SUCCESS)
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{
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continue; //no path
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}
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//
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// Look for a match on the application name.
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//
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cb = MAXPATH;
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if (RegQueryValueEx(hSageSubKey,
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PROGRAM_VALUE,
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NULL,
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NULL,
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(LPBYTE)szRegValue,
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&cb) != ERROR_SUCCESS)
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{
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RegCloseKey(hSageSubKey);
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continue; //no path
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}
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schDebugOut((DEB_ITRACE,
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"IsSageAware enum: pszCmd = %s, szRegValue = %s\n",
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pszCmd, szRegValue));
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RegCloseKey(hSageSubKey);
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if (AppNamesMatch(pszCmd, szRegValue))
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{
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if (RegOpenKey(HKEY_LOCAL_MACHINE,
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szSubKeyPath,
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&hSageSubKey) != ERROR_SUCCESS)
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{
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continue; //no settings dialog
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}
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fResult = FALSE;
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if (RegQueryValueEx(hSageSubKey,
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SETTINGS_VALUE,
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NULL,
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NULL,
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(LPBYTE)szRegValue,
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&cb) == ERROR_SUCCESS)
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{
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if (szRegValue[0] == 0)
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{
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RegCloseKey(hSageSubKey);
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break; // this means don't allow sage settings
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}
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}
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else
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{
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RegCloseKey(hSageSubKey);
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continue; //no settings registry key
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}
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// test for app that can't handle multiple instances
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//
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if (!fAppCantSupportMultipleInstances(pszCmd))
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{
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fResult = TRUE;
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}
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if (fResult && pnSetNum != NULL)
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{
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//
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// Extract the set number from the parameters, if requested.
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//
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p = _tcsstr(pszParams, SAGERUN_PARAM);
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if (p != NULL)
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{
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AnsiToIntA(p + lstrlen(SAGERUN_PARAM), pnSetNum);
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}
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else
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{
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//
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// This job is for a sage-aware app which supports the
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// SAGERUN switch, but it lacks that switch in its
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// parameter property. Since the caller wants to know
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// what value to use, generate one.
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//
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HRESULT hr = GetNextSageRunParam(hSageSubKey, pnSetNum);
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if (FAILED(hr))
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{
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fResult = FALSE;
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}
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}
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}
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RegCloseKey(hSageSubKey);
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break;
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}
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}
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RegCloseKey(hSageKey);
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return fResult;
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}
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const CHAR SET_PREFIX[] = "Set";
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//+--------------------------------------------------------------------------
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//
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// Function: CreateSageRunKey
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//
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// Synopsis: Create a registry key with string representation of
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// value [uiKey] for app [szSageAwareExe].
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//
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// Arguments: [szSageAwareExe] - app for which to create key
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// [uiKey] - numeric representation of key name
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//
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// Returns: S_OK or E_FAIL
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//
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// History: 10-28-1997 DavidMun Created
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//
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//---------------------------------------------------------------------------
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HRESULT
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CreateSageRunKey(
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LPCSTR szSageAwareExe,
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UINT uiKey)
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{
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HRESULT hr = E_FAIL; // init for failure
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int index;
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HKEY hSageKey;
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HKEY hSageSubKey;
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CHAR szSubKey[MAXPATH];
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CHAR szSubKeyPath[MAXPATH];
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CHAR szRegValue[MAXCOMMANDLINE];
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long lRet;
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DWORD cb;
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if (RegOpenKey(HKEY_LOCAL_MACHINE, SAGE_KEY, &hSageKey))
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{
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return hr;
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}
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for (index = 0; index < MAXSAGEPROGS; index++)
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{
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//
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// Examine each subkey of the Sage key.
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//
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lRet = RegEnumKey(hSageKey, index, szSubKey, MAXPATH);
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if (lRet != ERROR_SUCCESS)
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{
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break;
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}
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lstrcpy(szSubKeyPath, SAGE_KEY);
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lstrcat(szSubKeyPath, "\\");
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lstrcat(szSubKeyPath, szSubKey);
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if (RegOpenKey(HKEY_LOCAL_MACHINE,
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szSubKeyPath,
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&hSageSubKey) != ERROR_SUCCESS)
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{
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continue; //no path
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}
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//
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// Look for a match on the application name.
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//
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cb = MAXPATH;
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if (RegQueryValueEx(hSageSubKey,
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PROGRAM_VALUE,
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NULL,
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NULL,
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(LPBYTE)szRegValue,
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&cb) != ERROR_SUCCESS)
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{
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RegCloseKey(hSageSubKey);
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continue; //no path
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}
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RegCloseKey(hSageSubKey);
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if (AppNamesMatch((LPSTR)szSageAwareExe, szRegValue))
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{
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if (RegOpenKey(HKEY_LOCAL_MACHINE,
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szSubKeyPath,
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&hSageSubKey) != ERROR_SUCCESS)
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{
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continue; //no settings dialog
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}
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CHAR szKeyName[MAX_PATH];
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HKEY hkNewKey = NULL;
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wsprintf(szKeyName, "%s%u", SET_PREFIX, uiKey);
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lRet = RegCreateKey(hSageSubKey, szKeyName, &hkNewKey);
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if (hkNewKey)
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{
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RegCloseKey(hkNewKey);
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}
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RegCloseKey(hSageSubKey);
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if (lRet == ERROR_SUCCESS)
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{
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hr = S_OK;
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}
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else
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{
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schDebugOut((DEB_ERROR,
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"CreateSageRunKey: RegCreateKey %uL",
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lRet));
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}
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break;
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}
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}
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RegCloseKey(hSageKey);
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
//+--------------------------------------------------------------------------
|
||
|
//
|
||
|
// Function: GetNextSageRunParam
|
||
|
//
|
||
|
// Synopsis: Fill *[pnSetNum] with the next <n> value to use for a new
|
||
|
// Set<n> subkey under [hSageAppSubKey].
|
||
|
//
|
||
|
// Arguments: [hSageAppSubKey] - handle to app's key under SAGE key
|
||
|
// [pnSetNum] - filled with next number to use
|
||
|
//
|
||
|
// Returns: HRESULT
|
||
|
//
|
||
|
// Modifies: *[pnSetNum]
|
||
|
//
|
||
|
// History: 3-06-1997 DavidMun Created
|
||
|
//
|
||
|
//---------------------------------------------------------------------------
|
||
|
|
||
|
HRESULT
|
||
|
GetNextSageRunParam(
|
||
|
HKEY hSageAppSubKey,
|
||
|
PINT pnSetNum)
|
||
|
{
|
||
|
HRESULT hr = S_OK;
|
||
|
ULONG idxKey;
|
||
|
|
||
|
*pnSetNum = 0;
|
||
|
|
||
|
for (idxKey = 0; TRUE; idxKey++)
|
||
|
{
|
||
|
LONG lr;
|
||
|
CHAR szSubKey[MAX_PATH + 1];
|
||
|
|
||
|
lr = RegEnumKey(hSageAppSubKey, idxKey, szSubKey, ARRAYLEN(szSubKey));
|
||
|
|
||
|
//
|
||
|
// Quit on error, including end of subkeys
|
||
|
//
|
||
|
|
||
|
if (lr != ERROR_SUCCESS)
|
||
|
{
|
||
|
if (lr != ERROR_NO_MORE_ITEMS)
|
||
|
{
|
||
|
hr = E_FAIL;
|
||
|
schDebugOut((DEB_ERROR,
|
||
|
"GetNextSageRunParam: RegEnumKey %uL",
|
||
|
lr));
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Ignore this key if it doesn't start with "Set"
|
||
|
//
|
||
|
|
||
|
CHAR szSet[ARRAYLEN(SET_PREFIX)];
|
||
|
lstrcpyn(szSet, szSubKey, ARRAYLEN(SET_PREFIX));
|
||
|
|
||
|
if (lstrcmpi(szSet, SET_PREFIX))
|
||
|
{
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// Get the numeric value after the prefix. If there's no valid
|
||
|
// number, ignore this key.
|
||
|
//
|
||
|
|
||
|
BOOL fNumber;
|
||
|
INT iSetN;
|
||
|
|
||
|
fNumber = AnsiToIntA(szSubKey + ARRAYLEN(SET_PREFIX) - 1, &iSetN);
|
||
|
|
||
|
if (!fNumber)
|
||
|
{
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
//
|
||
|
// If the number matches or exceeds the one we plan to use, make ours
|
||
|
// larger.
|
||
|
//
|
||
|
|
||
|
if (iSetN >= *pnSetNum)
|
||
|
{
|
||
|
*pnSetNum = iSetN + 1;
|
||
|
}
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
|
||
|
//+---------------------------------------------------------------------------
|
||
|
//
|
||
|
// Function: GetAppNameFromPath
|
||
|
//
|
||
|
// Synopsis:
|
||
|
//
|
||
|
// Arguments: [pszFullPathName] - full or partial path
|
||
|
// [pszAppName] - buffer for app name, may be NULL
|
||
|
//
|
||
|
// Returns: TRUE - [pszFullPathName] contained slashes
|
||
|
// FALSE - [pszFullPathName] didn't contain slashes
|
||
|
//
|
||
|
// Modifies: *[pszAppName]
|
||
|
//
|
||
|
// History: 10-25-96 DavidMun Made DBCS safe
|
||
|
//
|
||
|
//----------------------------------------------------------------------------
|
||
|
|
||
|
BOOL GetAppNameFromPath(CHAR * pszFullPathName, CHAR * pszAppName)
|
||
|
{
|
||
|
LPSTR pszLastSlash;
|
||
|
|
||
|
pszLastSlash = _tcsrchr(pszFullPathName, '\\');
|
||
|
|
||
|
if (!pszAppName)
|
||
|
{
|
||
|
return pszLastSlash != NULL;
|
||
|
}
|
||
|
|
||
|
if (pszLastSlash)
|
||
|
{
|
||
|
lstrcpy(pszAppName, pszLastSlash + 1);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
lstrcpy(pszAppName, pszFullPathName);
|
||
|
}
|
||
|
|
||
|
schDebugOut((DEB_ITRACE, "GetAppNameFromPath app name: %s\n", pszAppName));
|
||
|
|
||
|
if (pszAppName[0] != '"')
|
||
|
{
|
||
|
LPSTR pszQuote = _tcschr(pszAppName, '"');
|
||
|
|
||
|
if (pszQuote)
|
||
|
{
|
||
|
*pszQuote = '\0';
|
||
|
}
|
||
|
}
|
||
|
return pszLastSlash != NULL;
|
||
|
}
|
||
|
|
||
|
BOOL AppNamesMatch(CHAR *pszCommand1, CHAR *pszCommand2)
|
||
|
{
|
||
|
CHAR short1[MAXPATH];
|
||
|
CHAR short2[MAXPATH];
|
||
|
|
||
|
GetAppNameFromPath(pszCommand1, short1);
|
||
|
GetAppNameFromPath(pszCommand2, short2);
|
||
|
|
||
|
if (lstrcmpi(short1, short2) == 0)
|
||
|
{
|
||
|
return(TRUE);
|
||
|
}
|
||
|
return(FALSE);
|
||
|
}
|
||
|
|
||
|
BOOL fAppCantSupportMultipleInstances(CHAR * pszCmd)
|
||
|
{
|
||
|
if (AppNamesMatch(pszCmd, "SCANDSKW.EXE") ||
|
||
|
AppNamesMatch(pszCmd, "DEFRAG.EXE") ||
|
||
|
AppNamesMatch(pszCmd, "CMPAGENT.EXE"))
|
||
|
{
|
||
|
if (FindWindow("ScanDskWDlgClass", NULL))
|
||
|
return TRUE;
|
||
|
if (FindWindow("MSDefragWClass1", NULL))
|
||
|
return TRUE;
|
||
|
if (FindWindow("MSExtraPakWClass1", NULL))
|
||
|
return TRUE;
|
||
|
}
|
||
|
return FALSE;
|
||
|
}
|
||
|
|
||
|
/*----------------------------------------------------------
|
||
|
Purpose: ScottH's version of atoi. Supports hexadecimal too.
|
||
|
|
||
|
If this function returns FALSE, *piRet is set to 0.
|
||
|
|
||
|
Returns: TRUE if the string is a number, or contains a partial number
|
||
|
FALSE if the string is not a number
|
||
|
*/
|
||
|
BOOL AnsiToIntA(LPCSTR pszString, int * piRet)
|
||
|
{
|
||
|
#define InRange(id, idFirst, idLast) \
|
||
|
((UINT)(id-idFirst) <= (UINT)(idLast-idFirst))
|
||
|
#define IS_DIGIT(ch) InRange(ch, '0', '9')
|
||
|
|
||
|
BOOL bRet;
|
||
|
int n;
|
||
|
BOOL bNeg = FALSE;
|
||
|
LPCSTR psz;
|
||
|
LPCSTR pszAdj;
|
||
|
|
||
|
// Skip leading whitespace
|
||
|
//
|
||
|
for (psz = pszString;
|
||
|
*psz == ' ' || *psz == '\n' || *psz == '\t';
|
||
|
psz = NextChar(psz))
|
||
|
;
|
||
|
|
||
|
// Determine possible explicit signage
|
||
|
//
|
||
|
if (*psz == '+' || *psz == '-')
|
||
|
{
|
||
|
bNeg = (*psz == '+') ? FALSE : TRUE;
|
||
|
psz++;
|
||
|
}
|
||
|
|
||
|
// Or is this hexadecimal?
|
||
|
//
|
||
|
pszAdj = NextChar(psz);
|
||
|
if (*psz == '0' && (*pszAdj == 'x' || *pszAdj == 'X'))
|
||
|
{
|
||
|
// Yes
|
||
|
|
||
|
// (Never allow negative sign with hexadecimal numbers)
|
||
|
bNeg = FALSE;
|
||
|
psz = NextChar(pszAdj);
|
||
|
|
||
|
pszAdj = psz;
|
||
|
|
||
|
// Do the conversion
|
||
|
//
|
||
|
for (n = 0; ; psz = NextChar(psz))
|
||
|
{
|
||
|
if (IS_DIGIT(*psz))
|
||
|
n = 0x10 * n + *psz - '0';
|
||
|
else
|
||
|
{
|
||
|
CHAR ch = *psz;
|
||
|
int n2;
|
||
|
|
||
|
if (ch >= 'a')
|
||
|
ch -= 'a' - 'A';
|
||
|
|
||
|
n2 = ch - 'A' + 0xA;
|
||
|
if (n2 >= 0xA && n2 <= 0xF)
|
||
|
n = 0x10 * n + n2;
|
||
|
else
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Return TRUE if there was at least one digit
|
||
|
bRet = (psz != pszAdj);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
// No
|
||
|
pszAdj = psz;
|
||
|
|
||
|
// Do the conversion
|
||
|
for (n = 0; IS_DIGIT(*psz); psz = NextChar(psz))
|
||
|
n = 10 * n + *psz - '0';
|
||
|
|
||
|
// Return TRUE if there was at least one digit
|
||
|
bRet = (psz != pszAdj);
|
||
|
}
|
||
|
|
||
|
*piRet = bNeg ? -n : n;
|
||
|
|
||
|
return bRet;
|
||
|
}
|
||
|
|