From: Peter Collingbourne <peter@pcc.me.uk>
Date: Thu, 16 Oct 2014 22:47:52 +0000 (+0000)
Subject: Introduce LLVMParseCommandLineOptions C API function.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=86b3d8eb4387d6c896b5d2c811b817c735f55cbf

Introduce LLVMParseCommandLineOptions C API function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219975 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm-c/Support.h b/include/llvm-c/Support.h
index 4e6ff220b10..a9216d0364a 100644
--- a/include/llvm-c/Support.h
+++ b/include/llvm-c/Support.h
@@ -47,6 +47,17 @@ typedef struct LLVMOpaqueMemoryBuffer *LLVMMemoryBufferRef;
   */
 LLVMBool LLVMLoadLibraryPermanently(const char* Filename);
 
+/**
+ * This function parses the given arguments using the LLVM command line parser.
+ * Note that the only stable thing about this function is its signature; you
+ * cannot rely on any particular set of command line arguments being interpreted
+ * the same way across LLVM versions.
+ *
+ * @see llvm::cl::ParseCommandLineOptions()
+ */
+void LLVMParseCommandLineOptions(int argc, const char *const *argv,
+                                 const char *Overview);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp
index 9d5f1580724..172381b3d34 100644
--- a/lib/Support/CommandLine.cpp
+++ b/lib/Support/CommandLine.cpp
@@ -17,6 +17,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Support/CommandLine.h"
+#include "llvm-c/Support.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallString.h"
@@ -1839,3 +1840,8 @@ void cl::getRegisteredOptions(StringMap<Option*> &Map)
   GetOptionInfo(PositionalOpts, SinkOpts, Map);
   return;
 }
+
+void LLVMParseCommandLineOptions(int argc, const char *const *argv,
+                                 const char *Overview) {
+  llvm::cl::ParseCommandLineOptions(argc, argv, Overview);
+}