LibC: Add some wchar functions

These are basically copy and pasted from the regular string version.
Also add some more multi-byte/wide conversion stub.

libarchive wanted these. There's a lot more, but we can add them
one at a time.

1 files changed, 10 insertions, 0 deletions

diff --git a/Libraries/LibC/stdlib.cpp b/Libraries/LibC/stdlib.cpp
index 342029ce1e..dcccaa27fd 100644
--- a/Libraries/LibC/stdlib.cpp
+++ b/Libraries/LibC/stdlib.cpp
@@ -385,6 +385,16 @@ size_t mbstowcs(wchar_t*, const char*, size_t)
     ASSERT_NOT_REACHED();
 }
 
+size_t mbtowc(wchar_t*, const char*, size_t)
+{
+    ASSERT_NOT_REACHED();
+}
+
+int wctomb(char*, wchar_t)
+{
+    ASSERT_NOT_REACHED();
+}
+
 template<typename T, T min_value, T max_value>
 static T strtol_impl(const char* nptr, char** endptr, int base)
 {