codekingpro/portable-devtools

1#ifndef Py_INTERNAL_FAULTHANDLER_H2#define Py_INTERNAL_FAULTHANDLER_H3#ifdef __cplusplus4extern "C" {5#endif6 7#ifndef Py_BUILD_CORE8#  error "this header requires Py_BUILD_CORE define"9#endif10 11#ifdef HAVE_SIGACTION12#  include <signal.h>             // sigaction13#endif14 15 16#ifndef MS_WINDOWS17   /* register() is useless on Windows, because only SIGSEGV, SIGABRT and18      SIGILL can be handled by the process, and these signals can only be used19      with enable(), not using register() */20#  define FAULTHANDLER_USER21#endif22 23 24#ifdef HAVE_SIGACTION25/* Using an alternative stack requires sigaltstack()26   and sigaction() SA_ONSTACK */27#  ifdef HAVE_SIGALTSTACK28#    define FAULTHANDLER_USE_ALT_STACK29#  endif30typedef struct sigaction _Py_sighandler_t;31#else32typedef PyOS_sighandler_t _Py_sighandler_t;33#endif  // HAVE_SIGACTION34 35 36#ifdef FAULTHANDLER_USER37struct faulthandler_user_signal {38    int enabled;39    PyObject *file;40    int fd;41    int all_threads;42    int chain;43    _Py_sighandler_t previous;44    PyInterpreterState *interp;45};46#endif /* FAULTHANDLER_USER */47 48 49struct _faulthandler_runtime_state {50    struct {51        int enabled;52        PyObject *file;53        int fd;54        int all_threads;55        PyInterpreterState *interp;56#ifdef MS_WINDOWS57        void *exc_handler;58#endif59        int c_stack;60    } fatal_error;61 62    struct {63        PyObject *file;64        int fd;65        PY_TIMEOUT_T timeout_us;   /* timeout in microseconds */66        int repeat;67        PyInterpreterState *interp;68        int exit;69        char *header;70        size_t header_len;71        /* The main thread always holds this lock. It is only released when72           faulthandler_thread() is interrupted before this thread exits, or at73           Python exit. */74        PyThread_type_lock cancel_event;75        /* released by child thread when joined */76        PyThread_type_lock running;77    } thread;78 79#ifdef FAULTHANDLER_USER80    struct faulthandler_user_signal *user_signals;81#endif82 83#ifdef FAULTHANDLER_USE_ALT_STACK84    stack_t stack;85    stack_t old_stack;86#endif87};88 89#define _faulthandler_runtime_state_INIT \90    { \91        .fatal_error = { \92            .fd = -1, \93        }, \94    }95 96 97#ifdef __cplusplus98}99#endif100#endif /* !Py_INTERNAL_FAULTHANDLER_H */101