Prettify --help output

src/main.cpp

@@ -68,6 +68,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "profiler.h"
 #include "log.h"
 #include "mods.h"
+#include "utility_string.h"
 
 /*
 	Settings.
@@ -798,21 +799,17 @@ int main(int argc, char *argv[])
 				i = allowed_options.getIterator();
 				i.atEnd() == false; i++)
 		{
-			dstream<<"  --"<<i.getNode()->getKey();
+			std::ostringstream os1(std::ios::binary);
+			os1<<"  --"<<i.getNode()->getKey();
 			if(i.getNode()->getValue().type == VALUETYPE_FLAG)
-			{
+				{}
-			}
 			else
-			{
+				os1<<" <value>";
-				dstream<<" <value>";
+			dstream<<padStringRight(os1.str(), 24);
-			}
-			dstream<<std::endl;
 
 			if(i.getNode()->getValue().help != NULL)
-			{
+				dstream<<i.getNode()->getValue().help;
-				dstream<<"      "<<i.getNode()->getValue().help
+			dstream<<std::endl;
-						<<std::endl;
-			}
 		}
 
 		return cmd_args.getFlag("help") ? 0 : 1;

src/server.cpp

@@ -48,6 +48,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "sha1.h"
 #include "base64.h"
 #include "tool.h"
+#include "utility_string.h"
 
 #define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
 
@@ -824,13 +825,6 @@ void PlayerInfo::PrintLine(std::ostream *s)
 	(*s)<<std::endl;
 }
 
-static std::string padStringRight(std::string s, size_t len)
-{
-	if(len > s.size())
-		s.insert(s.end(), len - s.size(), ' ');
-	return s;
-}
-
 /*
 	Server
 */

src/utility_string.h

@@ -0,0 +1,35 @@
+/*
+Minetest-c55
+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#ifndef UTILITY_STRING_HEADER
+#define UTILITY_STRING_HEADER
+
+// Note: Some stuff could be moved to here from utility.h
+
+#include <string>
+
+static inline std::string padStringRight(std::string s, size_t len)
+{
+	if(len > s.size())
+		s.insert(s.end(), len - s.size(), ' ');
+	return s;
+}
+
+#endif
+