cdesktopenv/cde/programs/dtsearchpath/dtsp/AppSearchPath.C

152 lines
4.6 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: AppSearchPath.C /main/2 1995/07/17 14:08:52 drk $ */
/*******************************************************************
** (c) Copyright Hewlett-Packard Company, 1990, 1991, 1992, 1993.
** All rights are reserved. Copying or other reproduction of this
** program except for archival purposes is prohibited without prior
** written consent of Hewlett-Packard Company.
********************************************************************
****************************<+>*************************************/
#include "SearchPath.h"
#include "Environ.h"
#include "Options.h"
#include "TTFile.h"
extern Options * options;
/**********************************************************************
*
* AppSearchPath - this constructor creates DTAPPSEARCHPATH in a three-
* step process.
*
* 1. gathers environment variables and defaults
* to create a comma-separated list of paths
* 2. normalizes the list into host:/path format
* 3. builds the final version of the path
*
* Hierarchy of search paths:
* DTSPUSERAPPHOSTS
* User's home directory
* System Administrator's configuration directory
* DTSPSYSAPPHOSTS
* Factory location
*
**********************************************************************/
AppSearchPath::AppSearchPath
(
CDEEnvironment * user,
const char * envvar,
const char * sep
) : SearchPath(user, envvar, sep)
{
if (user->DTAPPSP()) {
if (user->DTUSERAPPSP()) {
search_path = *user->DTUSERAPPSP() + "," +
user->HOME() + ",";
if (!user->DTAPPSP()->contains(user->OS()->LocalHost(),",",":"))
search_path += user->SysAdmConfig() + ",";
search_path += *user->DTAPPSP() + "," +
user->FactoryInstall();
}
else {
search_path = user->HOME() + ",";
if (!user->DTAPPSP()->contains(user->OS()->LocalHost(),",",":"))
search_path += user->SysAdmConfig() + ",";
search_path += *user->DTAPPSP() + "," +
user->FactoryInstall();
}
}
else if (user->DTUSERAPPSP())
search_path = *user->DTUSERAPPSP() + "," + user->DefaultSearchPath();
else
search_path = user->DefaultSearchPath();
if (options->CheckingUser())
search_path = user->DefaultSearchPath();
// Now convert the initial list to host:/path format
NormalizePath();
// Convert the host:/path list to a colon-separated list of
// valid paths
TraversePath();
}
/************************************************************************
* MakePath()
*
* Given a search path element (host name:path name pair), construct
* the appropriate path for this particular desktop subsystem:
*
* DTAPPSEARCHPATH
*
* A path is constructed so that each host:/path pair is appended.
************************************************************************/
void AppSearchPath::MakePath
(
const CString & pair
)
{
CTokenizedString element(pair,":,");
CString host_element = element.next();
CString path_element = element.next();
if (host_element == user->OS()->LocalHost()) {
if (user->OS()->isDirectory(path_element) || options->dontOptimize())
AddToPath (path_element);
}
else {
CString dir(ConstructPath(path_element, &host_element));
if (user->OS()->isDirectory(dir) || options->dontOptimize())
AddToPath (dir);
}
}
void AppSearchPath::FixUp()
{
if (!final_search_path.isNull()) {
CTokenizedString subpath(final_search_path,",");
CString dirname = subpath.next();
CString result_sp(dirname);
while (1) {
result_sp += "/appmanager";
if (!dirname.contains(user->HOME()))
result_sp += "/%L:" + dirname + "/appmanager/C";
dirname = subpath.next();
if (dirname.isNull())
break;
result_sp += ":" + dirname;
}
final_search_path = result_sp;
setSeparator(":");
}
}