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/* -----------------------------------------------------------------------------
*
* (c) The GHC Team, 2014-2015
*
* Producing stacktraces with DWARF unwinding using libdw..
*
* Do not #include this file directly: #include "Rts.h" instead.
*
* To understand the structure of the RTS headers, see the wiki:
* https://gitlab.haskell.org/ghc/ghc/wikis/commentary/source-tree/includes
*
* -------------------------------------------------------------------------- */
#pragma once
#include "BeginPrivate.h"
#if USE_LIBDW
/* Begin a libdw session. A session is tied to a particular capability */
LibdwSession *libdwInit(void);
/* Free a session */
void libdwFree(LibdwSession *session);
// Traverse backtrace in order of outer-most to inner-most frame
#define FOREACH_FRAME_INWARDS(pc, bt) \
BacktraceChunk *_chunk; \
unsigned int _frame_idx; \
for (_chunk = &bt->frames; _chunk != NULL; _chunk = _chunk->next) \
for (_frame_idx=0; \
pc = _chunk->frames[_frame_idx], _frame_idx < _chunk->n_frames; \
_frame_idx++)
// Traverse a backtrace in order of inner-most to outer-most frame
int libdwForEachFrameOutwards(Backtrace *bt,
int (*cb)(StgPtr, void*),
void *user_data);
#endif /* USE_LIBDW */
#include "EndPrivate.h"
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