| // |
| // Copyright (c) 2023 The Khronos Group Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| |
| #ifndef STRING_HELPERS_H |
| #define STRING_HELPERS_H |
| |
| #include <memory> |
| #include <stdexcept> |
| #include <string> |
| |
| inline std::string concat_kernel(const char *sstr[], int num) |
| { |
| std::string res; |
| for (int i = 0; i < num; i++) res += std::string(sstr[i]); |
| return res; |
| } |
| |
| template <typename... Args> |
| inline std::string str_sprintf(const std::string &str, Args... args) |
| { |
| int str_size = std::snprintf(nullptr, 0, str.c_str(), args...) + 1; |
| if (str_size <= 0) throw std::runtime_error("Formatting error."); |
| size_t s = static_cast<size_t>(str_size); |
| std::unique_ptr<char[]> buffer(new char[s]); |
| std::snprintf(buffer.get(), s, str.c_str(), args...); |
| return std::string(buffer.get(), buffer.get() + s - 1); |
| } |
| |
| #endif // STRING_HELPERS_H |
