| /* Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| file Copyright.txt or https://cmake.org/licensing for details. */ |
| #include "cmStringAlgorithms.h" |
| |
| #include <algorithm> |
| #include <cstdio> |
| |
| namespace { |
| template <std::size_t N, typename T> |
| inline void MakeDigits(cm::string_view& view, char (&digits)[N], |
| const char* pattern, T value) |
| { |
| int res = std::snprintf(digits, N, pattern, value); |
| if (res > 0 && res < static_cast<int>(N)) { |
| view = cm::string_view(digits, static_cast<std::size_t>(res)); |
| } |
| } |
| } // unnamed namespace |
| |
| cmAlphaNum::cmAlphaNum(int val) |
| { |
| MakeDigits(View_, Digits_, "%i", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(unsigned int val) |
| { |
| MakeDigits(View_, Digits_, "%u", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(long int val) |
| { |
| MakeDigits(View_, Digits_, "%li", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(unsigned long int val) |
| { |
| MakeDigits(View_, Digits_, "%lu", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(long long int val) |
| { |
| MakeDigits(View_, Digits_, "%lli", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(unsigned long long int val) |
| { |
| MakeDigits(View_, Digits_, "%llu", val); |
| } |
| |
| cmAlphaNum::cmAlphaNum(float val) |
| { |
| MakeDigits(View_, Digits_, "%g", static_cast<double>(val)); |
| } |
| |
| cmAlphaNum::cmAlphaNum(double val) |
| { |
| MakeDigits(View_, Digits_, "%g", val); |
| } |
| |
| std::string cmCatViews(std::initializer_list<cm::string_view> views) |
| { |
| std::size_t total_size = 0; |
| for (cm::string_view const& view : views) { |
| total_size += view.size(); |
| } |
| |
| std::string result(total_size, '\0'); |
| std::string::iterator sit = result.begin(); |
| for (cm::string_view const& view : views) { |
| sit = std::copy_n(view.data(), view.size(), sit); |
| } |
| return result; |
| } |