#ifndef Py_TRACEBACK_H #define Py_TRACEBACK_H #ifdef __cplusplus extern "C" { #endif #include "pystate.h" struct _frame; /* Traceback interface */ #ifndef Py_LIMITED_API typedef struct _traceback { PyObject_HEAD struct _traceback *tb_next; struct _frame *tb_frame; int tb_lasti; int tb_lineno; } PyTracebackObject; #endif PyAPI_FUNC(int) PyTraceBack_Here(struct _frame *); PyAPI_FUNC(int) PyTraceBack_Print(PyObject *, PyObject *); #ifndef Py_LIMITED_API PyAPI_FUNC(int) _Py_DisplaySourceLine(PyObject *, PyObject *, int, int); PyAPI_FUNC(void) _PyTraceback_Add(const char *, const char *, int); #endif /* Reveal traceback type so we can typecheck traceback objects */ PyAPI_DATA(PyTypeObject) PyTraceBack_Type; #define PyTraceBack_Check(v) (Py_TYPE(v) == &PyTraceBack_Type) #ifndef Py_LIMITED_API /* Write the Python traceback into the file 'fd'. For example: Traceback (most recent call first): File "xxx", line xxx in <xxx> File "xxx", line xxx in <xxx> ... File "xxx", line xxx in <xxx> This function is written for debug purpose only, to dump the traceback in the worst case: after a segmentation fault, at fatal error, etc. That's why, it is very limited. Strings are truncated to 100 characters and encoded to ASCII with backslashreplace. It doesn't write the source code, only the function name, filename and line number of each frame. Write only the first 100 frames: if the traceback is truncated, write the line " ...". This function is signal safe. */ PyAPI_FUNC(void) _Py_DumpTraceback( int fd, PyThreadState *tstate); /* Write the traceback of all threads into the file 'fd'. current_thread can be NULL. Return NULL on success, or an error message on error. This function is written for debug purpose only. It calls _Py_DumpTraceback() for each thread, and so has the same limitations. It only write the traceback of the first 100 threads: write "..." if there are more threads. If current_tstate is NULL, the function tries to get the Python thread state of the current thread. It is not an error if the function is unable to get the current Python thread state. If interp is NULL, the function tries to get the interpreter state from the current Python thread state, or from _PyGILState_GetInterpreterStateUnsafe() in last resort. It is better to pass NULL to interp and current_tstate, the function tries different options to retrieve these informations. This function is signal safe. */ PyAPI_FUNC(const char*) _Py_DumpTracebackThreads( int fd, PyInterpreterState *interp, PyThreadState *current_tstate); #endif /* !Py_LIMITED_API */ #ifndef Py_LIMITED_API /* Write a Unicode object into the file descriptor fd. Encode the string to ASCII using the backslashreplace error handler. Do nothing if text is not a Unicode object. The function accepts Unicode string which is not ready (PyUnicode_WCHAR_KIND). This function is signal safe. */ PyAPI_FUNC(void) _Py_DumpASCII(int fd, PyObject *text); /* Format an integer as decimal into the file descriptor fd. This function is signal safe. */ PyAPI_FUNC(void) _Py_DumpDecimal( int fd, unsigned long value); /* Format an integer as hexadecimal into the file descriptor fd with at least width digits. The maximum width is sizeof(unsigned long)*2 digits. This function is signal safe. */ PyAPI_FUNC(void) _Py_DumpHexadecimal( int fd, unsigned long value, Py_ssize_t width); #endif /* !Py_LIMITED_API */ #ifdef __cplusplus } #endif #endif /* !Py_TRACEBACK_H */