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IgOnCrashService.h

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#ifndef IGUANA_FRAMEWORK_IG_ON_CRASH_SERVICE_H
# define IGUANA_FRAMEWORK_IG_ON_CRASH_SERVICE_H

//<<<<<< INCLUDES                                                       >>>>>>

# include "Iguana/Framework/interface/config.h"
# include "classlib/utils/Signal.h"
# include <string>

//<<<<<< PUBLIC DEFINES                                                 >>>>>>
//<<<<<< PUBLIC CONSTANTS                                               >>>>>>
//<<<<<< PUBLIC TYPES                                                   >>>>>>
//<<<<<< PUBLIC VARIABLES                                               >>>>>>
//<<<<<< PUBLIC FUNCTIONS                                               >>>>>>
//<<<<<< CLASS DECLARATIONS                                             >>>>>>

class IGUANA_FRAMEWORK_API IgOnCrashService
{
public:
    // FIXME: must be able to unwind for GUI -- can't be simple hook!
    //        Use signal facilities directly?
    typedef bool (*FatalSignalHook) (int sig, siginfo_t *info, void *x);
    typedef void (*FatalExceptionHook) (const char *type, const char *what);

    static bool                 init (const char *appname);
    static FatalSignalHook      fatalSignalHook (FatalSignalHook hook);
    static FatalExceptionHook   fatalExceptionHook (FatalExceptionHook hook);

    static const char *         fatalTitle (void);
    static const char *         fatalMessage (void);
    static void                 printFatalMessage (const char *topic,
                                                   const char *title,
                                                   const char *reason);
    static void                 printFatalException (const char *type,
                                                     const char *what);
    static void                 fatalException (const char *type,
                                                const char *what);

private:
    IgOnCrashService (/* FIXME */);
    // implicit copy constructor
    // implicit assignment operator
    // implicit destructor

    static bool                 fatalSignal (int sig, siginfo_t *info, void *x);
    static bool                 defaultFatalSignal (int sig, siginfo_t *info, void *x);
    static void                 defaultFatalException (const char *type,
                                                       const char *what);

    static void                 explainException (const char *type,
                                                  const char *what,
                                                  std::string &topic,
                                                  std::string &title,
                                                  std::string &reason);

    static FatalSignalHook      s_signalHook;
    static FatalExceptionHook   s_exceptionHook;
};

//<<<<<< INLINE PUBLIC FUNCTIONS                                        >>>>>>
//<<<<<< INLINE MEMBER FUNCTIONS                                        >>>>>>

#endif // IGUANA_FRAMEWORK_IG_ON_CRASH_SERVICE_H

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