diff options
Diffstat (limited to '')
| -rw-r--r-- | src/util/AllocatedString.cxx | 38 | ||||
| -rw-r--r-- | src/util/AllocatedString.hxx | 21 |
2 files changed, 59 insertions, 0 deletions
diff --git a/src/util/AllocatedString.cxx b/src/util/AllocatedString.cxx new file mode 100644 index 000000000..486462fa4 --- /dev/null +++ b/src/util/AllocatedString.cxx @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2015 Max Kellermann <max@duempel.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "AllocatedString.hxx" +#include "StringAPI.hxx" + +template<> +AllocatedString<char> +AllocatedString<char>::Duplicate(const_pointer src) +{ + return Duplicate(src, StringLength(src)); +} diff --git a/src/util/AllocatedString.hxx b/src/util/AllocatedString.hxx index 97975f8b8..c1d844426 100644 --- a/src/util/AllocatedString.hxx +++ b/src/util/AllocatedString.hxx @@ -33,6 +33,7 @@ #include "StringPointer.hxx" #include <utility> +#include <algorithm> /** * A string pointer whose memory is managed by this class. @@ -76,6 +77,22 @@ public: return Donate(p); } + static AllocatedString Duplicate(const_pointer src); + + static AllocatedString Duplicate(const_pointer begin, + const_pointer end) { + auto p = new value_type[end - begin + 1]; + *std::copy(begin, end, p) = 0; + return Donate(p); + } + + static AllocatedString Duplicate(const_pointer begin, + size_t length) { + auto p = new value_type[length]; + *std::copy_n(begin, length, p) = 0; + return Donate(p); + } + AllocatedString &operator=(AllocatedString &&src) { std::swap(value, src.value); return *this; @@ -98,6 +115,10 @@ public: value = nullptr; return result; } + + AllocatedString Clone() const { + return Duplicate(c_str()); + } }; #endif |