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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#include "precompiled_cppuhelper.hxx"
#include "sal/config.h"
#include <stdlib.h>
#include <string.h>
#if defined WNT
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
/*
* Gets the installation path from the Windows Registry for the specified
* registry key.
*
* @param hroot open handle to predefined root registry key
* @param subKeyName name of the subkey to open
*
* @return the installation path or NULL, if no installation was found or
* if an error occurred
*/
static char* getPathFromRegistryKey( HKEY hroot, const char* subKeyName )
{
HKEY hkey;
DWORD type;
char* data = NULL;
DWORD size;
/* open the specified registry key */
if ( RegOpenKeyEx( hroot, subKeyName, 0, KEY_READ, &hkey ) != ERROR_SUCCESS )
{
return NULL;
}
/* find the type and size of the default value */
if ( RegQueryValueEx( hkey, NULL, NULL, &type, NULL, &size) != ERROR_SUCCESS )
{
RegCloseKey( hkey );
return NULL;
}
/* get memory to hold the default value */
data = (char*) malloc( size );
/* read the default value */
if ( RegQueryValueEx( hkey, NULL, NULL, &type, (LPBYTE) data, &size ) != ERROR_SUCCESS )
{
RegCloseKey( hkey );
return NULL;
}
/* release registry key handle */
RegCloseKey( hkey );
return data;
}
/*
* Gets the installation path from the Windows Registry.
*
* @return the installation path or NULL, if no installation was found or
* if an error occurred
*/
static char* platformSpecific()
{
const char* SUBKEYNAME = "Software\\OpenOffice\\UNO\\InstallPath";
const char* SUBKEYNAME64 = "Software\\Wow6432Node\\OpenOffice\\UNO\\InstallPath";
char* path = NULL;
/* read the key's default value from HKEY_CURRENT_USER */
path = getPathFromRegistryKey( HKEY_CURRENT_USER, SUBKEYNAME );
if ( path == NULL )
{
/* read the key's default value from HKEY_LOCAL_USER 64 */
path = getPathFromRegistryKey( HKEY_CURRENT_USER, SUBKEYNAME64 );
}
if ( path == NULL )
{
/* read the key's default value from HKEY_LOCAL_MACHINE */
path = getPathFromRegistryKey( HKEY_LOCAL_MACHINE, SUBKEYNAME );
}
if ( path == NULL )
{
/* read the key's default value from HKEY_LOCAL_MACHINE 64*/
path = getPathFromRegistryKey( HKEY_LOCAL_MACHINE, SUBKEYNAME64 );
}
return path;
}
#else
#include <unistd.h>
#include <limits.h>
#include <stdio.h>
/*
* Gets the installation path from the PATH environment variable.
*
* <p>An installation is found, if the executable 'soffice' or a symbolic link
* is in one of the directories listed in the PATH environment variable.</p>
*
* @return the installation path or NULL, if no installation was found or
* if an error occurred
*/
static char* platformSpecific()
{
char* path = NULL;
#ifdef MACOSX
/* On MacOS we have no soffice link under /usr/bin but the default office location is known
and we check this only
*/
const char* MACDEFAULTOFFICEPATH = "/Applications/OpenOffice.app/Contents/MacOS";
const char* MACDEFAULTSOFFICE = "/Applications/OpenOffice.app/Contents/MacOS/soffice";
if ( !access( MACDEFAULTSOFFICE, F_OK ) )
{
path = (char*) malloc( strlen(MACDEFAULTOFFICEPATH) + 1 );
strcpy( path, MACDEFAULTOFFICEPATH);
}
return path;
#else
const int SEPARATOR = '/';
const char* PATHSEPARATOR = ":";
const char* PATHVARNAME = "PATH";
const char* APPENDIX = "/soffice";
char* env = NULL;
char* str = NULL;
char* dir = NULL;
char* file = NULL;
char* resolved = NULL;
char* sep = NULL;
char buffer[PATH_MAX];
int pos;
/* get the value of the PATH environment variable */
env = getenv( PATHVARNAME );
str = (char*) malloc( strlen( env ) + 1 );
strcpy( str, env );
/* get the tokens separated by ':' */
dir = strtok( str, PATHSEPARATOR );
while ( dir )
{
/* construct soffice file path */
file = (char*) malloc( strlen( dir ) + strlen( APPENDIX ) + 1 );
strcpy( file, dir );
strcat( file, APPENDIX );
/* check existence of soffice file */
if ( !access( file, F_OK ) )
{
/* resolve symbolic link */
resolved = realpath( file, buffer );
if ( resolved != NULL )
{
/* get path to program directory */
sep = strrchr( resolved, SEPARATOR );
if ( sep != NULL )
{
pos = sep - resolved;
path = (char*) malloc( pos + 1 );
strncpy( path, resolved, pos );
path[ pos ] = '\0';
free( file );
break;
}
}
}
dir = strtok( NULL, PATHSEPARATOR );
free( file );
}
free( str );
return path;
#endif
}
#endif
char const* cppuhelper_detail_findSofficePath()
{
const char* UNOPATHVARNAME = "UNO_PATH";
char* path = NULL;
/* get the installation path from the UNO_PATH environment variable */
path = getenv( UNOPATHVARNAME );
if ( path == NULL || strlen( path ) == 0 )
{
path = platformSpecific();
}
return path;
}
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