From 7e11b20594ae05177fe36701422a0faf6120c0b0 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 2 May 2013 12:58:36 +0300
Subject: [PATCH] Use a typedef for the option descriptor list

---
 source/core/getopt.cpp | 16 ++++++++--------
 source/core/getopt.h   |  4 +++-
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/source/core/getopt.cpp b/source/core/getopt.cpp
index ad72644..2bbfebc 100644
--- a/source/core/getopt.cpp
+++ b/source/core/getopt.cpp
@@ -13,13 +13,13 @@ GetOpt::GetOpt():
 
 GetOpt::~GetOpt()
 {
-	for(list<OptBase *>::iterator i=opts.begin(); i!=opts.end(); ++i)
+	for(OptionList::iterator i=opts.begin(); i!=opts.end(); ++i)
 		delete *i;
 }
 
 GetOpt::OptBase &GetOpt::add_option(OptBase *opt)
 {
-	for(list<OptBase *>::iterator i=opts.begin(); i!=opts.end(); )
+	for(OptionList::iterator i=opts.begin(); i!=opts.end(); )
 	{
 		if((opt->get_short()!=0 && (*i)->get_short()==opt->get_short()) || (*i)->get_long()==opt->get_long())
 		{
@@ -36,7 +36,7 @@ GetOpt::OptBase &GetOpt::add_option(OptBase *opt)
 
 GetOpt::OptBase &GetOpt::get_option(char s)
 {
-	for(list<OptBase *>::iterator i=opts.begin(); i!=opts.end(); ++i)
+	for(OptionList::iterator i=opts.begin(); i!=opts.end(); ++i)
 		if((*i)->get_short()==s)
 			return **i;
 	throw usage_error(string("Unknown option -")+s);
@@ -44,7 +44,7 @@ GetOpt::OptBase &GetOpt::get_option(char s)
 
 GetOpt::OptBase &GetOpt::get_option(const string &l)
 {
-	for(list<OptBase *>::iterator i=opts.begin(); i!=opts.end(); ++i)
+	for(OptionList::iterator i=opts.begin(); i!=opts.end(); ++i)
 		if((*i)->get_long()==l)
 			return **i;
 	throw usage_error(string("Unknown option --")+l);
@@ -149,7 +149,7 @@ unsigned GetOpt::process_short(const char *const *argp)
 string GetOpt::generate_usage(const string &argv0) const
 {
 	string result = argv0;
-	for(list<OptBase *>::const_iterator i=opts.begin(); i!=opts.end(); ++i)
+	for(OptionList::const_iterator i=opts.begin(); i!=opts.end(); ++i)
 	{
 		result += " [";
 		if((*i)->get_short())
@@ -180,12 +180,12 @@ string GetOpt::generate_usage(const string &argv0) const
 string GetOpt::generate_help() const
 {
 	bool any_short = false;
-	for(list<OptBase *>::const_iterator i=opts.begin(); (!any_short && i!=opts.end()); ++i)
+	for(OptionList::const_iterator i=opts.begin(); (!any_short && i!=opts.end()); ++i)
 		any_short = (*i)->get_short();
 
 	string::size_type maxw = 0;
 	list<string> switches;
-	for(list<OptBase *>::const_iterator i=opts.begin(); i!=opts.end(); ++i)
+	for(OptionList::const_iterator i=opts.begin(); i!=opts.end(); ++i)
 	{
 		string swtch;
 		if((*i)->get_short())
@@ -215,7 +215,7 @@ string GetOpt::generate_help() const
 
 	string result;
 	list<string>::const_iterator j = switches.begin();
-	for(list<OptBase *>::const_iterator i=opts.begin(); i!=opts.end(); ++i, ++j)
+	for(OptionList::const_iterator i=opts.begin(); i!=opts.end(); ++i, ++j)
 		result += format("  %s%s%s\n", *j, string(maxw+2-j->size(), ' '), (*i)->get_help());
 	
 	return result;
diff --git a/source/core/getopt.h b/source/core/getopt.h
index 53c9ddf..4f53cc2 100644
--- a/source/core/getopt.h
+++ b/source/core/getopt.h
@@ -141,8 +141,10 @@ private:
 		{ data.push_back(lexical_cast<typename T::value_type>(a)); }
 	};
 
+	typedef std::list<OptBase *> OptionList;
+
 	bool help;
-	std::list<OptBase *> opts;
+	OptionList opts;
 	std::vector<std::string> args;
 
 public:
-- 
2.43.0