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39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// |printf()|-like formatting functions that output/append to C++ strings.
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//
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// TODO(vtl): We don't have the |PRINTF_FORMAT()| macros/warnings like
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// Chromium's version -- should we? (I've rarely seen them being useful.)
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#ifndef MOJO_EDK_UTIL_STRING_PRINTF_H_
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#define MOJO_EDK_UTIL_STRING_PRINTF_H_
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#include <stdarg.h>
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#include <string>
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#include "mojo/public/c/system/macros.h"
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namespace mojo {
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namespace util {
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// Formats |printf()|-like input and returns it as an |std::string|.
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std::string StringPrintf(const char* format, ...) MOJO_WARN_UNUSED_RESULT;
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// Formats |vprintf()|-like input and returns it as an |std::string|.
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std::string StringVPrintf(const char* format,
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va_list ap) MOJO_WARN_UNUSED_RESULT;
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// Formats |printf()|-like input and appends it to |*dest|.
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void StringAppendf(std::string* dest, const char* format, ...);
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// Formats |vprintf()|-like input and appends it to |*dest|.
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void StringVAppendf(std::string* dest, const char* format, va_list ap);
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} // namespace util
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} // namespace mojo
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#endif // MOJO_EDK_UTIL_STRING_PRINTF_H_
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