From 2fd1ed46072e6728baefa928c139e7ea556e65f8 Mon Sep 17 00:00:00 2001
From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Sat, 16 Aug 2014 00:26:19 +0000
Subject: [PATCH] [libclang] Introduce clang_File_isEqual for comparing CXFile
handles.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@215796 91177308-0d34-0410-b5e6-96231b3b80d8
---
include/clang-c/Index.h | 8 +++++++-
tools/libclang/CIndex.cpp | 12 ++++++++++++
tools/libclang/libclang.exports | 1 +
3 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/include/clang-c/Index.h b/include/clang-c/Index.h
index 8b2d3782d35..7b8d4cf934c 100644
--- a/include/clang-c/Index.h
+++ b/include/clang-c/Index.h
@@ -32,7 +32,7 @@
* compatible, thus CINDEX_VERSION_MAJOR is expected to remain stable.
*/
#define CINDEX_VERSION_MAJOR 0
-#define CINDEX_VERSION_MINOR 27
+#define CINDEX_VERSION_MINOR 28
#define CINDEX_VERSION_ENCODE(major, minor) ( \
((major) * 10000) \
@@ -335,6 +335,12 @@ clang_isFileMultipleIncludeGuarded(CXTranslationUnit tu, CXFile file);
CINDEX_LINKAGE CXFile clang_getFile(CXTranslationUnit tu,
const char *file_name);
+/**
+ * \brief Returns non-zero if the \c file1 and \c file2 point to the same file,
+ * or they are both NULL.
+ */
+CINDEX_LINKAGE int clang_File_isEqual(CXFile file1, CXFile file2);
+
/**
* @}
*/
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 716f79ac33e..97a27591cf7 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -3283,6 +3283,18 @@ int clang_getFileUniqueID(CXFile file, CXFileUniqueID *outID) {
return 0;
}
+int clang_File_isEqual(CXFile file1, CXFile file2) {
+ if (file1 == file2)
+ return true;
+
+ if (!file1 || !file2)
+ return false;
+
+ FileEntry *FEnt1 = static_cast<FileEntry *>(file1);
+ FileEntry *FEnt2 = static_cast<FileEntry *>(file2);
+ return FEnt1->getUniqueID() == FEnt2->getUniqueID();
+}
+
} // end: extern "C"
//===----------------------------------------------------------------------===//
diff --git a/tools/libclang/libclang.exports b/tools/libclang/libclang.exports
index ad0d585c850..5a029f7e4f9 100644
--- a/tools/libclang/libclang.exports
+++ b/tools/libclang/libclang.exports
@@ -25,6 +25,7 @@ clang_Cursor_isNull
clang_Cursor_isObjCOptional
clang_Cursor_isVariadic
clang_Cursor_getModule
+clang_File_isEqual
clang_Module_getASTFile
clang_Module_getParent
clang_Module_getName
--
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