| //===-- 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 POSIX_LOG_VERBOSE (1u << 0) |
| #define POSIX_LOG_PROCESS (1u << 1) |
| #define POSIX_LOG_THREAD (1u << 2) |
| #define POSIX_LOG_PACKETS (1u << 3) |
| #define POSIX_LOG_MEMORY (1u << 4) // Log memory reads/writes calls |
| #define POSIX_LOG_MEMORY_DATA_SHORT (1u << 5) // Log short memory reads/writes bytes |
| #define POSIX_LOG_MEMORY_DATA_LONG (1u << 6) // Log all memory reads/writes bytes |
| #define POSIX_LOG_BREAKPOINTS (1u << 7) |
| #define POSIX_LOG_WATCHPOINTS (1u << 8) |
| #define POSIX_LOG_STEP (1u << 9) |
| #define POSIX_LOG_COMM (1u << 10) |
| #define POSIX_LOG_ASYNC (1u << 11) |
| #define POSIX_LOG_PTRACE (1u << 12) |
| #define POSIX_LOG_REGISTERS (1u << 13) |
| #define POSIX_LOG_ALL (UINT32_MAX) |
| #define POSIX_LOG_DEFAULT POSIX_LOG_PACKETS |
| |
| // The size which determines "short memory reads/writes". |
| #define POSIX_LOG_MEMORY_SHORT_BYTES (4 * sizeof(ptrdiff_t)) |
| |
| class ProcessPOSIXLog |
| { |
| static int m_nestinglevel; |
| static const char *m_pluginname; |
| |
| public: |
| static void |
| RegisterPluginName(const char *pluginName) |
| { |
| m_pluginname = pluginName; |
| } |
| |
| |
| static lldb::LogSP |
| GetLogIfAllCategoriesSet(uint32_t mask = 0); |
| |
| static void |
| DisableLog (const char **args, lldb_private::Stream *feedback_strm); |
| |
| static lldb::LogSP |
| EnableLog (lldb::StreamSP &log_stream_sp, uint32_t log_options, |
| const char **args, lldb_private::Stream *feedback_strm); |
| |
| static void |
| ListLogCategories (lldb_private::Stream *strm); |
| |
| static void |
| LogIf (uint32_t mask, const char *format, ...); |
| |
| // The following functions can be used to enable the client to limit |
| // logging to only the top level function calls. This is useful for |
| // recursive functions. FIXME: not thread safe! |
| // Example: |
| // void NestingFunc() { |
| // LogSP log (ProcessLinuxLog::GetLogIfAllCategoriesSet(POSIX_LOG_ALL)); |
| // if (log) |
| // { |
| // ProcessLinuxLog::IncNestLevel(); |
| // if (ProcessLinuxLog::AtTopNestLevel()) |
| // log->Print(msg); |
| // } |
| // NestingFunc(); |
| // if (log) |
| // ProcessLinuxLog::DecNestLevel(); |
| // } |
| |
| static bool |
| AtTopNestLevel() |
| { |
| return m_nestinglevel == 1; |
| } |
| |
| static void |
| IncNestLevel() |
| { |
| ++m_nestinglevel; |
| } |
| |
| static void |
| DecNestLevel() |
| { |
| --m_nestinglevel; |
| assert(m_nestinglevel >= 0); |
| } |
| }; |
| |
| #endif // liblldb_ProcessLinuxLog_h_ |