[clang] [llvm] Use llvm-config.h in CIndexer.cpp instead of private header (PR #75928)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Abhina Sree (abhina-sree)

<details>
<summary>Changes</summary>

Use llvm-config.h in CIndexer.cpp instead of private header

---
Full diff: https://github.com/llvm/llvm-project/pull/75928.diff


2 Files Affected:

- (modified) clang/tools/libclang/CIndexer.cpp (+1-1) 
- (modified) llvm/include/llvm/Config/llvm-config.h.cmake (+6) 


``````````diff
diff --git a/clang/tools/libclang/CIndexer.cpp b/clang/tools/libclang/CIndexer.cpp
index 0623ae69fe01ed..430147b2aa77af 100644
--- a/clang/tools/libclang/CIndexer.cpp
+++ b/clang/tools/libclang/CIndexer.cpp
@@ -17,7 +17,7 @@
 #include "clang/Driver/Driver.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallString.h"
-#include "llvm/Config/config.h"
+#include "llvm/Config/llvm-config.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/MD5.h"
 #include "llvm/Support/Path.h"
diff --git a/llvm/include/llvm/Config/llvm-config.h.cmake b/llvm/include/llvm/Config/llvm-config.h.cmake
index 6605ea60df99e1..483c5adc99ca80 100644
--- a/llvm/include/llvm/Config/llvm-config.h.cmake
+++ b/llvm/include/llvm/Config/llvm-config.h.cmake
@@ -198,4 +198,10 @@
 /* Define if plugins enabled */
 #cmakedefine LLVM_ENABLE_PLUGINS
 
+/* Define to 1 if you have the <dlfcn.h> header file. */
+#cmakedefine HAVE_DLFCN_H ${HAVE_DLFCN_H}
+
+/* Define if dladdr() is available on this platform. */
+#cmakedefine HAVE_DLADDR ${HAVE_DLADDR}
+
 #endif

``````````

</details>


https://github.com/llvm/llvm-project/pull/75928