diff options
Diffstat (limited to 'source/core/slang-writer.cpp')
| -rw-r--r-- | source/core/slang-writer.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/source/core/slang-writer.cpp b/source/core/slang-writer.cpp index 433cc6992..a3222b0d2 100644 --- a/source/core/slang-writer.cpp +++ b/source/core/slang-writer.cpp @@ -28,6 +28,7 @@ SlangResult WriterHelper::print(const char* format, ...) SlangResult res = SLANG_OK; + // numChars is the amount of characters needed *not* including terminating 0 size_t numChars; { // Create a copy of args, as will be consumed by calcFormattedSize @@ -39,7 +40,8 @@ SlangResult WriterHelper::print(const char* format, ...) if (numChars > 0) { - char* appendBuffer = m_writer->beginAppendBuffer(numChars); + // We need to add 1 here, because calcFormatted, *requires* space for terminating 0 + char* appendBuffer = m_writer->beginAppendBuffer(numChars + 1); StringUtil::calcFormatted(format, args, numChars, appendBuffer); res = m_writer->endAppendBuffer(appendBuffer, numChars); } |