[libclang] Modify clang_findReferencesInFile and clang_findIncludesInFile to return a value.

Possible values are:
 1  : if a parameter was invalid
 -1 : if the callback returned CXVisit_Break,
 otherwise returns 0.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176716 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 19 insertions, 9 deletions

diff --git a/include/clang-c/Index.h b/include/clang-c/Index.h
index b9b4f8e269..df7fa40664 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 13
+#define CINDEX_VERSION_MINOR 14
 
 #define CINDEX_VERSION_ENCODE(major, minor) ( \
       ((major) * 10000)                       \
@@ -5017,9 +5017,14 @@ typedef struct {
  * each reference found.
  * The CXSourceRange will point inside the file; if the reference is inside
  * a macro (and not a macro argument) the CXSourceRange will be invalid.
+ *
+ * \returns
+ * 1  : if a parameter was invalid
+ * -1 : if the callback returned CXVisit_Break,
+ * otherwise returns 0.
  */
-CINDEX_LINKAGE void clang_findReferencesInFile(CXCursor cursor, CXFile file,
-                                               CXCursorAndRangeVisitor visitor);
+CINDEX_LINKAGE int clang_findReferencesInFile(CXCursor cursor, CXFile file,
+                                              CXCursorAndRangeVisitor visitor);
 
 /**
  * \brief Find #import/#include directives in a specific file.
@@ -5030,9 +5035,14 @@ CINDEX_LINKAGE void clang_findReferencesInFile(CXCursor cursor, CXFile file,
  *
  * \param visitor callback that will receive pairs of CXCursor/CXSourceRange for
  * each directive found.
+ *
+ * \returns
+ * 1  : if a parameter was invalid
+ * -1 : if the callback returned CXVisit_Break,
+ * otherwise returns 0.
  */
-CINDEX_LINKAGE void clang_findIncludesInFile(CXTranslationUnit TU, CXFile file,
-                                             CXCursorAndRangeVisitor visitor);
+CINDEX_LINKAGE int clang_findIncludesInFile(CXTranslationUnit TU, CXFile file,
+                                            CXCursorAndRangeVisitor visitor);
 
 #ifdef __has_feature
 #  if __has_feature(blocks)
@@ -5041,12 +5051,12 @@ typedef enum CXVisitorResult
     (^CXCursorAndRangeVisitorBlock)(CXCursor, CXSourceRange);
 
 CINDEX_LINKAGE
-void clang_findReferencesInFileWithBlock(CXCursor, CXFile,
-                                         CXCursorAndRangeVisitorBlock);
+int clang_findReferencesInFileWithBlock(CXCursor, CXFile,
+                                        CXCursorAndRangeVisitorBlock);
 
 CINDEX_LINKAGE
-void clang_findIncludesInFileWithBlock(CXTranslationUnit, CXFile,
-                                       CXCursorAndRangeVisitorBlock);
+int clang_findIncludesInFileWithBlock(CXTranslationUnit, CXFile,
+                                      CXCursorAndRangeVisitorBlock);
 
 #  endif
 #endif