Unicode support on Win32.

Win32 API calls that are Unicode aware require wide character
strings, but LLDB uses UTF8 everywhere.  This patch does conversions
wherever necessary when passing strings into and out of Win32 API
calls.

Patch by Cameron
Differential Revision: http://reviews.llvm.org/D17107
Reviewed By: zturner, amccarth

llvm-svn: 264074

1 files changed, 6 insertions, 3 deletions

diff --git a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp b/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp
index 9516040edc6..04cad37c263 100644
--- a/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp
+++ b/lldb/source/Plugins/Process/Windows/Live/ProcessWindowsLive.cpp
@@ -47,6 +47,7 @@
 #include "ProcessWindowsLive.h"
 #include "TargetThreadWindowsLive.h"
 
+#include "llvm/Support/ConvertUTF.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/raw_ostream.h"
 
@@ -61,17 +62,19 @@ namespace
 std::string
 GetProcessExecutableName(HANDLE process_handle)
 {
-    std::vector<char> file_name;
+    std::vector<wchar_t> file_name;
     DWORD file_name_size = MAX_PATH;  // first guess, not an absolute limit
     DWORD copied = 0;
     do
     {
         file_name_size *= 2;
         file_name.resize(file_name_size);
-        copied = ::GetModuleFileNameEx(process_handle, NULL, file_name.data(), file_name_size);
+        copied = ::GetModuleFileNameExW(process_handle, NULL, file_name.data(), file_name_size);
     } while (copied >= file_name_size);
     file_name.resize(copied);
-    return std::string(file_name.begin(), file_name.end());
+    std::string result;
+    llvm::convertWideToUTF8(file_name.data(), result);
+    return result;
 }
 
 std::string