Split (mostly nonexistent) USR code out from the main CIndex logic.

llvm-svn: 92789

5 files changed, 52 insertions, 33 deletions

diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
index 03b4df12596..8ff9f04dc8d 100644
--- a/clang/include/clang-c/Index.h
+++ b/clang/include/clang-c/Index.h
@@ -322,8 +322,8 @@ CINDEX_LINKAGE time_t clang_getFileTime(CXFile SFile);
  * CXEntity Operations.
  */
 CINDEX_LINKAGE const char *clang_getDeclarationName(CXEntity);
-CINDEX_LINKAGE const char *clang_getURI(CXEntity);
-CINDEX_LINKAGE CXEntity clang_getEntity(const char *URI);
+CINDEX_LINKAGE const char *clang_getUSR(CXEntity);
+CINDEX_LINKAGE CXEntity clang_getEntity(const char *USR);
 /*
  * CXDecl Operations.
  */
diff --git a/clang/tools/CIndex/CIndex.cpp b/clang/tools/CIndex/CIndex.cpp
index 01a4cdd0ae8..7b624e6dd3f 100644
--- a/clang/tools/CIndex/CIndex.cpp
+++ b/clang/tools/CIndex/CIndex.cpp
@@ -529,35 +529,6 @@ void clang_loadDeclaration(CXDecl Dcl,
   DVisit.Visit(static_cast<Decl *>(Dcl));
 }
 
-// Some notes on CXEntity:
-//
-// - Since the 'ordinary' namespace includes functions, data, typedefs,
-// ObjC interfaces, thecurrent algorithm is a bit naive (resulting in one
-// entity for 2 different types). For example:
-//
-// module1.m: @interface Foo @end Foo *x;
-// module2.m: void Foo(int);
-//
-// - Since the unique name spans translation units, static data/functions
-// within a CXTranslationUnit are *not* currently represented by entities.
-// As a result, there will be no entity for the following:
-//
-// module.m: static void Foo() { }
-//
-
-
-const char *clang_getDeclarationName(CXEntity) {
-  return "";
-}
-
-const char *clang_getURI(CXEntity) {
-  return "";
-}
-
-CXEntity clang_getEntity(const char *URI) {
-  return 0;
-}
-
 //
 // CXDecl Operations.
 //
diff --git a/clang/tools/CIndex/CIndex.exports b/clang/tools/CIndex/CIndex.exports
index e925df945d0..2548c829409 100644
--- a/clang/tools/CIndex/CIndex.exports
+++ b/clang/tools/CIndex/CIndex.exports
@@ -35,7 +35,7 @@ _clang_getFileTime
 _clang_getNullCursor
 _clang_getNumCompletionChunks
 _clang_getTranslationUnitSpelling
-_clang_getURI
+_clang_getUSR
 _clang_isDeclaration
 _clang_isDefinition
 _clang_isInvalid
diff --git a/clang/tools/CIndex/CIndexUSRs.cpp b/clang/tools/CIndex/CIndexUSRs.cpp
new file mode 100644
index 00000000000..40f93cd323a
--- /dev/null
+++ b/clang/tools/CIndex/CIndexUSRs.cpp
@@ -0,0 +1,46 @@
+//===- CIndexUSR.cpp - Clang-C Source Indexing Library --------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the generation and use of USRs from CXEntities.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CIndexer.h"
+
+extern "C" {
+
+// Some notes on CXEntity:
+//
+// - Since the 'ordinary' namespace includes functions, data, typedefs,
+// ObjC interfaces, thecurrent algorithm is a bit naive (resulting in one
+// entity for 2 different types). For example:
+//
+// module1.m: @interface Foo @end Foo *x;
+// module2.m: void Foo(int);
+//
+// - Since the unique name spans translation units, static data/functions
+// within a CXTranslationUnit are *not* currently represented by entities.
+// As a result, there will be no entity for the following:
+//
+// module.m: static void Foo() { }
+//
+
+const char *clang_getDeclarationName(CXEntity) {
+  return "";
+}
+
+const char *clang_getUSR(CXEntity) {
+  return "";
+}
+
+CXEntity clang_getEntity(const char *URI) {
+  return 0;
+}
+
+} // end extern "C"
diff --git a/clang/tools/CIndex/CMakeLists.txt b/clang/tools/CIndex/CMakeLists.txt
index ff3f4db2f43..52f847ef17d 100644
--- a/clang/tools/CIndex/CMakeLists.txt
+++ b/clang/tools/CIndex/CMakeLists.txt
@@ -21,8 +21,10 @@ set( LLVM_LINK_COMPONENTS
 
 add_clang_library(CIndex
   CIndex.cpp
+  CIndexCodeCompletion.cpp
+  CIndexUSRs.cpp
   CIndexer.cpp
-  CIndexCodeCompletion)
+)
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
   # FIXME: Deal with LLVM_SUBMIT_VERSION?