DUK_INTERNAL void duk_default_panic_handler(duk_errcode_t code, const char *msg) {
#ifdef DUK_USE_FILE_IO
DUK_FPRINTF(DUK_STDERR, "PANIC %ld: %s ("
#if defined(DUK_USE_PANIC_ABORT)
"calling abort"
#elif defined(DUK_USE_PANIC_EXIT)
"calling exit"
#elif defined(DUK_USE_PANIC_SEGFAULT)
"segfaulting on purpose"
#else
#error no DUK_USE_PANIC_xxx macro defined
#endif
")\n", (long) code, (const char *) (msg ? msg : "null"));
DUK_FFLUSH(DUK_STDERR);
#else
/* omit print */
DUK_UNREF(code);
DUK_UNREF(msg);
#endif
#if defined(DUK_USE_PANIC_ABORT)
DUK_ABORT();
#elif defined(DUK_USE_PANIC_EXIT)
DUK_EXIT(-1);
#elif defined(DUK_USE_PANIC_SEGFAULT)
/* exit() afterwards to satisfy "noreturn" */
DUK_CAUSE_SEGFAULT(); /* SCANBUILD: "Dereference of null pointer", normal */
DUK_EXIT(-1);
#else
#error no DUK_USE_PANIC_xxx macro defined
#endif
DUK_UNREACHABLE();
}
void duk_default_panic_handler(int code, const char *msg) {
#ifdef DUK_USE_FILE_IO
DUK_FPRINTF(DUK_STDERR, "PANIC %d: %s ("
#if defined(DUK_USE_PANIC_ABORT)
"calling abort"
#elif defined(DUK_USE_PANIC_EXIT)
"calling exit"
#elif defined(DUK_USE_PANIC_SEGFAULT)
"segfaulting on purpose"
#else
#error no DUK_USE_PANIC_xxx macro defined
#endif
")\n", code, msg ? msg : "null");
DUK_FFLUSH(DUK_STDERR);
#else
/* omit print */
#endif
#if defined(DUK_USE_PANIC_ABORT)
abort();
#elif defined(DUK_USE_PANIC_EXIT)
exit(-1);
#elif defined(DUK_USE_PANIC_SEGFAULT)
/* exit() afterwards to satisfy "noreturn" */
DUK_CAUSE_SEGFAULT();
exit(-1);
#else
#error no DUK_USE_PANIC_xxx macro defined
#endif
DUK_UNREACHABLE();
}
DUK_INTERNAL void duk_default_fatal_handler(duk_context *ctx, duk_errcode_t code, const char *msg) {
DUK_UNREF(ctx);
#ifdef DUK_USE_FILE_IO
DUK_FPRINTF(DUK_STDERR, "FATAL %ld: %s\n", (long) code, (const char *) (msg ? msg : "null"));
DUK_FFLUSH(DUK_STDERR);
#else
/* omit print */
#endif
DUK_D(DUK_DPRINT("default fatal handler called, code %ld -> calling DUK_PANIC()", (long) code));
DUK_PANIC(code, msg);
DUK_UNREACHABLE();
}
/* Default function to write a formatted log line. Writes to stderr,
* appending a newline to the log line.
*
* The argument is a buffer whose visible size contains the log message.
* This function should avoid coercing the buffer to a string to avoid
* string table traffic.
*/
DUK_INTERNAL duk_ret_t duk_bi_logger_prototype_raw(duk_context *ctx) {
const char *data;
duk_size_t data_len;
DUK_UNREF(ctx);
DUK_UNREF(data);
DUK_UNREF(data_len);
#ifdef DUK_USE_FILE_IO
data = (const char *) duk_require_buffer(ctx, 0, &data_len);
DUK_FWRITE((const void *) data, 1, data_len, DUK_STDERR);
DUK_FPUTC((int) '\n', DUK_STDERR);
DUK_FFLUSH(DUK_STDERR);
#else
/* nop */
#endif
return 0;
}
