Loki/src/SafeFormat.cpp

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////////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2005 by Andrei Alexandrescu
// Copyright (c) 2006 Peter K<>mmel
// Permission to use, copy, modify, distribute, and sell this software for any
// purpose is hereby granted without fee, provided that the above copyright
// notice appear in all copies and that both that copyright notice and this
// permission notice appear in supporting documentation.
// The author makes no representations about the suitability of this software
// for any purpose. It is provided "as is" without express or implied
// warranty.
////////////////////////////////////////////////////////////////////////////////
#include <loki/SafeFormat.h>
namespace Loki
{
// Crude writing method: writes straight to the file, unbuffered
// Must be combined with a buffer to work properly (and efficiently)
void write(std::FILE* f, const char* from, const char* to) {
assert(from <= to);
fwrite(from, 1, to - from, f);
}
// Write to a string
void write(std::string& s, const char* from, const char* to) {
assert(from <= to);
s.append(from, to);
}
////////////////////////////////////////////////////////////////////////////////
// PrintfState class template
// Holds the formatting state, and implements operator() to format stuff
// Todo: make sure errors are handled properly
////////////////////////////////////////////////////////////////////////////////
PrintfState<std::FILE*, char> Printf(const char* format) {
return PrintfState<std::FILE*, char>(stdout, format);
}
PrintfState<std::FILE*, char> Printf(const std::string format) {
return PrintfState<std::FILE*, char>(stdout, format.c_str());
}
PrintfState<std::FILE*, char> FPrintf(FILE* f, const char* format) {
return PrintfState<std::FILE*, char>(f, format);
}
PrintfState<std::FILE*, char> FPrintf(FILE* f, const std::string& format) {
return PrintfState<std::FILE*, char>(f, format.c_str());
}
PrintfState<std::string&, char> SPrintf(std::string& s, const char* format) {
return PrintfState<std::string&, char>(s, format);
}
PrintfState<std::string&, char> SPrintf(std::string& s, const std::string& format) {
return PrintfState<std::string&, char>(s, format.c_str());
}
}// namespace Loki