diff options
| -rw-r--r-- | src/common/string_util.cpp | 9 | ||||
| -rw-r--r-- | src/common/string_util.h | 8 |
2 files changed, 17 insertions, 0 deletions
diff --git a/src/common/string_util.cpp b/src/common/string_util.cpp index 14f7037d8..a1360dd26 100644 --- a/src/common/string_util.cpp +++ b/src/common/string_util.cpp @@ -214,6 +214,15 @@ std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, std::size_t return std::string(buffer, len); } +std::u16string UTF16StringFromFixedZeroTerminatedBuffer(const char16_t* buffer, + std::size_t max_len) { + std::size_t len = 0; + while (len < max_len && buffer[len] != '\0') + ++len; + + return std::u16string(buffer, len); +} + const char* TrimSourcePath(const char* path, const char* root) { const char* p = path; diff --git a/src/common/string_util.h b/src/common/string_util.h index 08f96533b..95b7badaf 100644 --- a/src/common/string_util.h +++ b/src/common/string_util.h @@ -67,6 +67,14 @@ bool ComparePartialString(InIt begin, InIt end, const char* other) { std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, std::size_t max_len); /** + * Creates a UTF-16 std::u16string from a fixed-size NUL-terminated char buffer. If the buffer isn't + * NUL-terminated, then the string ends at the greatest multiple of two less then or equal to + * max_len_bytes. + */ +std::u16string UTF16StringFromFixedZeroTerminatedBuffer(const char16_t* buffer, + std::size_t max_len); + +/** * Attempts to trim an arbitrary prefix from `path`, leaving only the part starting at `root`. It's * intended to be used to strip a system-specific build directory from the `__FILE__` macro, * leaving only the path relative to the sources root. |