diff options
Diffstat (limited to 'thread.h')
| -rw-r--r-- | thread.h | 33 |
1 files changed, 32 insertions, 1 deletions
@@ -4,7 +4,7 @@ * See the main source file 'vdr.c' for copyright information and * how to reach the author. * - * $Id: thread.h 4.2 2016/12/08 10:18:32 kls Exp $ + * $Id: thread.h 4.3 2017/06/03 12:43:22 kls Exp $ */ #ifndef __THREAD_H @@ -291,6 +291,37 @@ public: int Close(void); }; +// cBackTrace can be used for debugging. + +class cStringList; +class cString; + +class cBackTrace { +public: + static cString Demangle(char *s); + ///< Demangles the function name in the given string and returns the converted + ///< version of s. s must be one of the strings returned by a call to + ///< BackTrace() or GetCaller(). + ///< Note that this function works on the given string by inserting '\0' + ///< characters to separate the individual parts. Therefore the string + ///< will be modified upon return. + static void BackTrace(cStringList &StringList, int Level = 0, bool Mangled = false); + ///< Produces a backtrace and stores it in the given StringList. + ///< If Level is given, only calls up to the given value are listed. + ///< If Mangled is true, the raw backtrace will be returned and you can use + ///< Demangle() to make the function names readable. + static void BackTrace(FILE *f = NULL, int Level = 0, bool Mangled = false); + ///< Produces a backtrace beginning at the given Level, and + ///< writes it to the given file. If no file is given, the backtrace is + ///< written to the logfile. If Mangled is true, the raw backtrace will + ///< be printed/logged. + static cString GetCaller(int Level = 0, bool Mangled = false); + ///< Returns the caller at the given Level (or the immediate caller, + ///< if Level is 0). + ///< If Mangled is true, the raw backtrace will be returned and you can use + ///< Demangle() to make the function name readable. + }; + // SystemExec() implements a 'system()' call that closes all unnecessary file // descriptors in the child process. // With Detached=true, calls command in background and in a separate session, |