Contents

// -*- c++ -*-
#include "rucy/string.h"


#include <stdio.h>
#include <stdarg.h>
#include <boost/scoped_array.hpp>


namespace Rucy
{


	String
	stringf (const char* format, ...)
	{
		va_list args;
		va_start(args, format);
		String ret = stringf(format, args);
		va_end(args);
		return ret;
	}

	String
	stringf (const char* format, va_list args)
	{
		enum {BUFSIZE = 256};
		char stack[BUFSIZE];
		if (vsnprintf(&stack[0], BUFSIZE, format, args) <= BUFSIZE)
			return &stack[0];

		int bufsize = BUFSIZE;// vscprintf(format, args);
		boost::scoped_array<char> heap;
		while (true)
		{
			bufsize *= 2;
			heap.reset(new char[bufsize]);
			if (vsnprintf(&heap[0], bufsize, format, args) <= bufsize)
				return &heap[0];
		}

		return NULL;
	}

	template <> String
	to_s<int> (const int& val)
	{
		return stringf("%d", val);
	}

	template <> String
	to_s<float> (const float& val)
	{
		return stringf("%f", val);
	}

	template <> String
	to_s<double> (const double& val)
	{
		return stringf("%f", val);
	}

	typedef const char* const_char_p;

	template <> String
	to_s<const_char_p> (const const_char_p& val)
	{
		return val;
	}

	template <> String
	to_s<String> (const String& val)
	{
		return val;
	}


}// Rucy

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
rucy-0.1.2	src/string.cpp
rucy-0.1.1	src/string.cpp
rucy-0.1.0	src/string.cpp