| // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef BASE_STRINGPRINTF_H_ |
| #define BASE_STRINGPRINTF_H_ |
| |
| #include <stdarg.h> // va_list |
| |
| #include <string> |
| |
| #include "base/compiler_specific.h" |
| |
| namespace base { |
| |
| // Return a C++ string given printf-like input. |
| std::string StringPrintf(const char* format, ...) PRINTF_FORMAT(1, 2); |
| std::wstring StringPrintf(const wchar_t* format, ...) WPRINTF_FORMAT(1, 2); |
| |
| // Return a C++ string given vprintf-like input. |
| std::string StringPrintV(const char* format, va_list ap) PRINTF_FORMAT(1, 0); |
| |
| // Store result into a supplied string and return it. |
| const std::string& SStringPrintf(std::string* dst, const char* format, ...) |
| PRINTF_FORMAT(2, 3); |
| const std::wstring& SStringPrintf(std::wstring* dst, |
| const wchar_t* format, ...) |
| WPRINTF_FORMAT(2, 3); |
| |
| // Append result to a supplied string. |
| void StringAppendF(std::string* dst, const char* format, ...) |
| PRINTF_FORMAT(2, 3); |
| // TODO(evanm): this is only used in a few places in the code; |
| // replace with string16 version. |
| void StringAppendF(std::wstring* dst, const wchar_t* format, ...) |
| WPRINTF_FORMAT(2, 3); |
| |
| // Lower-level routine that takes a va_list and appends to a specified |
| // string. All other routines are just convenience wrappers around it. |
| void StringAppendV(std::string* dst, const char* format, va_list ap) |
| PRINTF_FORMAT(2, 0); |
| void StringAppendV(std::wstring* dst, const wchar_t* format, va_list ap) |
| WPRINTF_FORMAT(2, 0); |
| |
| } // namespace base |
| |
| // Don't require the namespace for legacy code. New code should use "base::" or |
| // have its own using decl. |
| // |
| // TODO(brettw) remove these when calling code is converted. |
| using base::StringPrintf; |
| using base::StringAppendV; |
| |
| #endif // BASE_STRINGPRINTF_H_ |