149 lines
4.2 KiB
C
149 lines
4.2 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: ManSearchPath.C /main/3 1995/11/03 12:31:46 rswiston $ */
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/*******************************************************************
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** (c) Copyright Hewlett-Packard Company, 1990, 1991, 1992, 1993.
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** All rights are reserved. Copying or other reproduction of this
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** program except for archival purposes is prohibited without prior
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** written consent of Hewlett-Packard Company.
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********************************************************************
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****************************<+>*************************************/
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#include "SearchPath.h"
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#include "TTFile.h"
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#include "Options.h"
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extern Options * options;
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ManSearchPath::ManSearchPath
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(
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CDEEnvironment * user,
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const char * envvar,
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const char * sep
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) : SearchPath(user, envvar, sep)
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{
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if (user->DTMANPATH())
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search_path = user->FactoryManPath() + "," + *user->DTMANPATH();
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else
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search_path = user->FactoryManPath();
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// add OS manpath now so duplicate path elements can be removed by Normalize
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// Normalize should recognize both ':' and ',' as separators.
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if (!user->OS()->MANPATH().isNull())
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search_path += ":" + user->OS()->MANPATH();
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NormalizePath();
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TraversePath();
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}
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/************************************************************************
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* MakePath()
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*
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* Given a search path element (host name:path name pair), construct
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* the appropriate path for this particular desktop subsystem:
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*
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* DTMANPATH
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*
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* A path is constructed so that each host:/path pair is appended.
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************************************************************************/
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void ManSearchPath::MakePath
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(
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const CString & pair
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)
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{
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CTokenizedString element(pair,":");
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CString host_element = element.next();
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CString path_element = element.next();
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if (host_element == user->OS()->LocalHost()) {
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if (user->OS()->isDirectory(path_element) || options->dontOptimize())
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AddToPath (path_element);
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}
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else {
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CString dirname(ConstructPath(path_element, &host_element));
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if (user->OS()->isDirectory(dirname) || options->dontOptimize())
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AddToPath (dirname);
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}
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}
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#if defined(__FreeBSD__)
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/*****************************************************************
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* useSystemPath()
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*
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* Check whether to leave MANPATH unmodified (or unset)
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*
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*/
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int ManSearchPath::useSystemPath()
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{
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if (user->OS()->getEnvironmentVariable("MANPATH").isNull()) {
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return 1;
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} else {
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return 0;
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}
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}
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#endif
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/*****************************************************************
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* ExportPath()
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*
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* Export the variable value to the rest of the session.
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*
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*****************************************************************/
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void ManSearchPath::ExportPath()
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{
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if (!useSystemPath()) {
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CString env(GetEnvVar());
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user->OS()->shell()->putToEnv(env,
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final_search_path.data());
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}
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}
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void ManSearchPath::Print()
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{
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printf("%s:\n", GetEnvVar());
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CString sp(GetSearchPath());
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if (!useSystemPath() && !sp.isNull()) {
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CTokenizedString path (sp,Separator().data());
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CString subpath = path.next();
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while (!subpath.isNull()) {
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printf("\t%s\n",subpath.data());
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subpath = path.next();
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}
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printf("\n");
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}
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}
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std::ostream & operator<<
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(
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std::ostream & os,
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const ManSearchPath & sp
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)
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{
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os << sp.GetEnvVar() << std::endl;
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sp.PrettyPrint(os);
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return os;
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}
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