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- /*=========================================================================
- Program: Insight Segmentation & Registration Toolkit
- Module: $RCSfile$
- Language: C++
- Date: $Date$
- Version: $Revision$
- Copyright (c) 2001 Insight Consortium
- All rights reserved.
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
- * Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright notice,
- this list of conditions and the following disclaimer in the documentation
- and/or other materials provided with the distribution.
- * The name of the Insight Consortium, nor the names of any consortium members,
- nor of any contributors, may be used to endorse or promote products derived
- from this software without specific prior written permission.
- * Modified source versions must be plainly marked as such, and must not be
- misrepresented as being the original software.
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
- ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- =========================================================================*/
- #include "cmFindProgramCommand.h"
- #include "cmCacheManager.h"
- #include <stdlib.h>
- #include <stdio.h>
-
- // cmFindProgramCommand
- bool cmFindProgramCommand::Invoke(std::vector<std::string>& args)
- {
- if(args.size() < 2 )
- {
- this->SetError("called with incorrect number of arguments");
- return false;
- }
- std::vector<std::string>::iterator i = args.begin();
- // Use the first argument as the name of something to be defined
- const char* define = (*i).c_str();
- i++; // move iterator to next arg
- // Now check and see if the value has been stored in the cache
- // already, if so use that value and don't look for the program
- const char* cacheValue
- = cmCacheManager::GetInstance()->GetCacheValue(define);
- if(cacheValue && strcmp(cacheValue, "NOTFOUND"))
- {
- m_Makefile->AddDefinition(define, cacheValue);
- return true;
- }
- std::vector<std::string> path;
- std::vector<std::string> names;
- bool namePathStyle = false;
- bool foundName = false;
- bool foundPath = false;
- bool doingNames = true;
- for (unsigned int j = 1; j < args.size(); ++j)
- {
- if(args[j] == "NAMES")
- {
- doingNames = true;
- foundName = true;
- }
- else if (args[j] == "PATHS")
- {
- doingNames = false;
- foundPath = true;
- }
- else
- {
- m_Makefile->ExpandVariablesInString(args[j]);
- if(doingNames)
- {
- names.push_back(args[j]);
- }
- else
- {
- path.push_back(args[j]);
- }
- }
- }
- // if it is not in the cache, then search the system path
- // add any user specified paths
- if(!foundPath && !foundName)
- {
- path.clear();
- names.clear();
- names.push_back(args[1]);
- for (unsigned int j = 2; j < args.size(); j++)
- {
- // expand variables
- std::string exp = args[j];
- m_Makefile->ExpandVariablesInString(exp);
- path.push_back(exp);
- }
- }
- for(std::vector<std::string>::iterator i = names.begin();
- i != names.end() ; ++i)
- {
- // Try to find the program.
- std::string result = cmSystemTools::FindProgram(i->c_str(), path);
- if(result != "")
- {
- // Save the value in the cache
- cmCacheManager::GetInstance()->AddCacheEntry(define,
- result.c_str(),
- "Path to a program.",
- cmCacheManager::FILEPATH);
- m_Makefile->AddDefinition(define, result.c_str());
- return true;
- }
- }
- cmCacheManager::GetInstance()->AddCacheEntry(args[0].c_str(),
- "NOTFOUND",
- "Path to a program",
- cmCacheManager::FILEPATH);
- return true;
- }
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