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FairMQProgOptions: initialize defaults in the constructor, not in ParseAll

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This commit is contained in:
Alexey Rybalchenko
2018-01-24 12:44:15 +01:00
committed by Mohammad Al-Turany
parent 778c8e16bb
commit efdec0f6ba
5 changed files with 19 additions and 6 deletions
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4
fairmq/options/FairMQProgOptions.cxx
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@@ -30,6 +30,8 @@ FairMQProgOptions::FairMQProgOptions()
, fChannelInfo()
, fMQKeyMap()
{
InitOptionDescription();
ParseDefaults(fCmdLineOptions);
}
FairMQProgOptions::~FairMQProgOptions()
@@ -50,8 +52,6 @@ int FairMQProgOptions::ParseAll(const vector<string>& cmdLineArgs, bool allowUnr
int FairMQProgOptions::ParseAll(const int argc, char const* const* argv, bool allowUnregistered)
{
InitOptionDescription();
if (FairProgOptions::ParseCmdLine(argc, argv, fCmdLineOptions, fVarMap, allowUnregistered))
{
// ParseCmdLine returns 0 if no immediate switches found.

16
fairmq/options/FairProgOptions.cxx
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@@ -16,6 +16,7 @@
#include <iomanip>
#include <sstream>
#include <algorithm>
using namespace std;
@@ -87,6 +88,21 @@ int FairProgOptions::ParseCmdLine(const int argc, char const* const* argv, const
return ParseCmdLine(argc, argv, desc, fVarMap, allowUnregistered);
}
void FairProgOptions::ParseDefaults(const po::options_description& desc)
{
vector<string> emptyArgs;
emptyArgs.push_back("dummy");
vector<const char*> argv(emptyArgs.size());
transform(emptyArgs.begin(), emptyArgs.end(), argv.begin(), [](const string& str)
{
return str.c_str();
});
po::store(po::parse_command_line(argv.size(), const_cast<char**>(argv.data()), desc), fVarMap);
}
int FairProgOptions::PrintOptions()
{
// Method to overload.

1
fairmq/options/FairProgOptions.h
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@@ -161,6 +161,7 @@ class FairProgOptions
// boost prog options parsers
int ParseCmdLine(const int argc, char const* const* argv, const po::options_description& desc, po::variables_map& varmap, bool allowUnregistered = false);
int ParseCmdLine(const int argc, char const* const* argv, const po::options_description& desc, bool allowUnregistered = false);
void ParseDefaults(const po::options_description& desc);
virtual int ParseAll(const int argc, char const* const* argv, bool allowUnregistered = false) = 0;// TODO change return type to bool and propagate to executable