LArSoft  v07_13_02
Liquid Argon Software toolkit - http://larsoft.org/
OptionsHandler.cc
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2 
3 #include "cetlib_except/demangle.h"
4 #include "cetlib_except/exception.h"
5 
6 #include <iostream>
7 #include <stdexcept>
8 #include <typeinfo>
9 
10 namespace {
11 
12  // class F must be callable with no arguments, and return 'int'.
13  template <class F>
14  int
15  exceptionCatcher(F func,
16  std::string const& funcName[[gnu::unused]],
17  int failureCode)
18  {
19  try {
20  return func();
21  }
22  catch (cet::exception& e) {
23  std::cerr << "OptionsHandler caught a cet::exception calling " << funcName
24  << "\n"
25  << e.what() << "\n";
26  }
27  catch (std::exception& e) {
28  std::cerr << "OptionsHandler caught an std::exception calling "
29  << funcName << "\n"
30  << e.what() << "\n";
31  }
32  catch (std::string& s) {
33  std::cerr << "OptionsHandler caught a string exception calling "
34  << funcName << "\n"
35  << s << "\n";
36  }
37  catch (char const* s) {
38  std::cerr << "OptionsHandler caught a string exception calling "
39  << funcName << "\n"
40  << s << "\n";
41  }
42  catch (...) {
43  std::cerr << "OptionsHandler caught an unknown exception calling "
44  << funcName << "\n";
45  }
46  return failureCode;
47  }
48 } // namespace
49 
50 int
51 art::OptionsHandler::checkOptions(bpo::variables_map const& vm)
52 {
53  std::string const thisClass(cet::demangle_symbol(typeid(*this).name()));
54  return exceptionCatcher([&vm, this] { return doCheckOptions(vm); },
55  thisClass + "::doCheckOptions()",
56  89);
57 }
58 
59 int
60 art::OptionsHandler::processOptions(bpo::variables_map const& vm,
61  fhicl::intermediate_table& raw_config)
62 {
63  std::string const thisClass(cet::demangle_symbol(typeid(*this).name()));
64  return exceptionCatcher(
65  [&, this] { return doProcessOptions(vm, raw_config); },
66  thisClass + "::doProcessOptions()",
67  90);
68 }
Float_t s
Definition: plot.C:23
int processOptions(bpo::variables_map const &vm, fhicl::intermediate_table &raw_config)
int checkOptions(bpo::variables_map const &vm)
Float_t e
Definition: plot.C:34
cet::coded_exception< error, detail::translate > exception
Definition: exception.h:33