Patch by Dawn to add the logging capabilities to ProcessLinux.cpp.


git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@141712 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Process/Linux/ProcessLinuxLog.h b/source/Plugins/Process/Linux/ProcessLinuxLog.h
new file mode 100644
index 0000000..e4e1784
--- /dev/null
+++ b/source/Plugins/Process/Linux/ProcessLinuxLog.h
@@ -0,0 +1,54 @@
+//===-- ProcessLinuxLog.h -----------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_ProcessLinuxLog_h_
+#define liblldb_ProcessLinuxLog_h_
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+
+// Project includes
+#include "lldb/Core/Log.h"
+
+#define LINUX_LOG_VERBOSE                  (1u << 0)
+#define LINUX_LOG_PROCESS                  (1u << 1)
+#define LINUX_LOG_THREAD                   (1u << 2)
+#define LINUX_LOG_PACKETS                  (1u << 3)
+#define LINUX_LOG_MEMORY                   (1u << 4)    // Log memory reads/writes calls
+#define LINUX_LOG_MEMORY_DATA_SHORT        (1u << 5)    // Log short memory reads/writes bytes
+#define LINUX_LOG_MEMORY_DATA_LONG         (1u << 6)    // Log all memory reads/writes bytes
+#define LINUX_LOG_BREAKPOINTS              (1u << 7)
+#define LINUX_LOG_WATCHPOINTS              (1u << 8)
+#define LINUX_LOG_STEP                     (1u << 9)
+#define LINUX_LOG_COMM                     (1u << 10)
+#define LINUX_LOG_ASYNC                    (1u << 11)
+#define LINUX_LOG_ALL                      (UINT32_MAX)
+#define LINUX_LOG_DEFAULT                  LINUX_LOG_PACKETS
+
+class ProcessLinuxLog
+{
+public:
+    static lldb::LogSP
+    GetLogIfAllCategoriesSet(uint32_t mask = 0);
+
+    static void
+    DisableLog (lldb_private::Args &args, lldb_private::Stream *feedback_strm);
+
+    static lldb::LogSP
+    EnableLog (lldb::StreamSP &log_stream_sp, uint32_t log_options, lldb_private::Args &args, lldb_private::Stream *feedback_strm);
+
+    static void
+    ListLogCategories (lldb_private::Stream *strm);
+
+    static void
+    LogIf (uint32_t mask, const char *format, ...);
+};
+
+#endif  // liblldb_ProcessLinuxLog_h_