Add a function to convert a single Unicode code point to a UTF8 sequence.
llvm-svn: 160890
diff --git a/clang/lib/Basic/ConvertUTFWrapper.cpp b/clang/lib/Basic/ConvertUTFWrapper.cpp
index 42b4f58..a1b3f7f 100644
--- a/clang/lib/Basic/ConvertUTFWrapper.cpp
+++ b/clang/lib/Basic/ConvertUTFWrapper.cpp
@@ -51,4 +51,20 @@
return result == conversionOK;
}
+bool ConvertCodePointToUTF8(unsigned Source, char *&ResultPtr) {
+ const UTF32 *SourceStart = &Source;
+ const UTF32 *SourceEnd = SourceStart + 1;
+ UTF8 *TargetStart = reinterpret_cast<UTF8 *>(ResultPtr);
+ UTF8 *TargetEnd = TargetStart + 4;
+ ConversionResult CR = ConvertUTF32toUTF8(&SourceStart, SourceEnd,
+ &TargetStart, TargetEnd,
+ strictConversion);
+ if (CR != conversionOK)
+ return false;
+
+ ResultPtr = reinterpret_cast<char*>(TargetStart);
+ return true;
}
+
+} // end namespace clang
+