llvm-project/compiler-rt/lib/scudo/standalone/string_utils.h

44 lines
1.0 KiB
C++

//===-- string_utils.h ------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef SCUDO_STRING_UTILS_H_
#define SCUDO_STRING_UTILS_H_
#include "internal_defs.h"
#include "vector.h"
#include <stdarg.h>
namespace scudo {
class ScopedString {
public:
explicit ScopedString(uptr MaxLength) : String(MaxLength), Length(0) {
String[0] = '\0';
}
uptr length() { return Length; }
const char *data() { return String.data(); }
void clear() {
String[0] = '\0';
Length = 0;
}
void append(const char *Format, va_list Args);
void append(const char *Format, ...);
void output() const { outputRaw(String.data()); }
private:
Vector<char> String;
uptr Length;
};
void Printf(const char *Format, ...);
} // namespace scudo
#endif // SCUDO_STRING_UTILS_H_