LSSTApplications  18.1.0
LSSTDataManagementBasePackage
packaging.cc
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1 /*
2  * LSST Data Management System
3  * Copyright 2008, 2009, 2010 LSST Corporation.
4  *
5  * This product includes software developed by the
6  * LSST Project (http://www.lsst.org/).
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the LSST License Statement and
19  * the GNU General Public License along with this program. If not,
20  * see <http://www.lsstcorp.org/LegalNotices/>.
21  */
22 
23 #include "lsst/utils/packaging.h"
24 
25 #include <iostream>
26 #include <sstream>
27 #include <string>
28 #include "lsst/pex/exceptions.h"
29 
30 namespace lsst {
31 namespace utils {
32 
33 std::string getPackageDir(std::string const& packageName) {
34  std::string envVar = packageName; // package's environment variable
35 
36  transform(envVar.begin(), envVar.end(), envVar.begin(), (int (*)(int)) toupper);
37  envVar += "_DIR";
38 
39  char const *dir = getenv(envVar.c_str());
40  if (!dir) {
41  throw LSST_EXCEPT(lsst::pex::exceptions::NotFoundError, "Package " + packageName + " not found");
42  }
43 
44  return dir;
45 }
46 
47 }} // namespace lsst::utils
T end(T... args)
std::string getPackageDir(std::string const &packageName)
return the root directory of a setup package
Definition: packaging.cc:33
STL class.
Reports attempts to access elements using an invalid key.
Definition: Runtime.h:151
A base class for image defects.
#define LSST_EXCEPT(type,...)
Create an exception with a given type.
Definition: Exception.h:48
T begin(T... args)
table::Key< int > transform