Add a Kill() function to the Program class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81246 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/System/Program.h

@@ -30,7 +30,7 @@ namespace sys {
   /// @brief An abstraction for finding and executing programs.
   class Program {
     /// Opaque handle for target specific data.
-	void *Data;
+    void *Data;
 
     unsigned Pid_;
 
@@ -43,8 +43,8 @@ namespace sys {
   public:
 
     Program();
-	~Program();
-	
+    ~Program();
+
     /// Return process ID of this program.
     unsigned GetPid() { return Pid_; }
 
@@ -103,6 +103,17 @@ namespace sys {
       ///< program.
       );
 
+    /// This function terminates the program.
+    /// @returns true if an error occured.
+    /// @see Execute
+    /// @brief Terminates the program.
+    bool Kill
+    ( std::string* ErrMsg = 0 ///< If non-zero, provides a pointer to a string
+      ///< instance in which error messages will be returned. If the string
+      ///< is non-empty upon return an error occurred while invoking the
+      ///< program.
+      );
+
     /// This static constructor (factory) will attempt to locate a program in
     /// the operating system's file system using some pre-determined set of
     /// locations to search (e.g. the PATH on Unix).