| 1 | //===-- Implementation of a struct to hold a string in menory -------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #ifndef LLVM_LIBC_SRC___SUPPORT_C_STRING_H |
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| 10 | #define LLVM_LIBC_SRC___SUPPORT_C_STRING_H |
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| 11 | |
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| 12 | #include "src/__support/CPP/string.h" |
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| 13 | #include "src/__support/macros/attributes.h" // for LIBC_INLINE |
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| 14 | |
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| 15 | namespace LIBC_NAMESPACE { |
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| 16 | |
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| 17 | // The CString class is a companion to the cpp::string class. Its use case is as |
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| 18 | // a return value for a function that in C would return a char* and a flag for |
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| 19 | // if that char* needs to be freed. |
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| 20 | class CString { |
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| 21 | cpp::string str; |
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| 22 | |
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| 23 | public: |
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| 24 | // These constructors can be implemented iff required. |
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| 25 | CString() = delete; |
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| 26 | CString(const CString &) = delete; |
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| 27 | CString(CString &&) = delete; |
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| 28 | |
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| 29 | LIBC_INLINE CString(cpp::string in_str) : str(in_str) {} |
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| 30 | |
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| 31 | LIBC_INLINE operator const char *() const { return str.c_str(); } |
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| 32 | }; |
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| 33 | |
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| 34 | } // namespace LIBC_NAMESPACE |
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| 35 | |
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| 36 | #endif // LLVM_LIBC_SRC___SUPPORT_C_STRING_H |
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| 37 | |
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