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src/lj_debug.h - luajit-2.0-src

Data types defined

Macros defined

Source code

  1. /*
  2. ** Debugging and introspection.
  3. ** Copyright (C) 2005-2015 Mike Pall. See Copyright Notice in luajit.h
  4. */

  6. #ifndef _LJ_DEBUG_H
  7. ‌#define _LJ_DEBUG_H

  9. #include "lj_obj.h"

  11. ‌typedef struct lj_Debug {
  12.   /* Common fields. Must be in the same order as in lua.h. */
  13.   int event;
  14.   const char *name;
  15.   const char *namewhat;
  16.   const char *what;
  17.   const char *source;
  18.   int currentline;
  19.   int nups;
  20.   int linedefined;
  21.   int lastlinedefined;
  22.   char short_src[LUA_IDSIZE];
  23.   int i_ci;
  24.   /* Extended fields. Only valid if lj_debug_getinfo() is called with ext = 1.*/
  25.   int nparams;
  26.   int isvararg;
  27. ‌} lj_Debug;

  29. LJ_FUNC cTValue *lj_debug_frame(lua_State *L, int level, int *size);
  30. LJ_FUNC BCLine LJ_FASTCALL lj_debug_line(GCproto *pt, BCPos pc);
  31. LJ_FUNC const char *lj_debug_uvname(GCproto *pt, uint32_t idx);
  32. LJ_FUNC const char *lj_debug_uvnamev(cTValue *o, uint32_t idx, TValue **tvp);
  33. LJ_FUNC const char *lj_debug_slotname(GCproto *pt, const BCIns *pc,
  34.                                       BCReg slot, const char **name);
  35. LJ_FUNC const char *lj_debug_funcname(lua_State *L, cTValue *frame,
  36.                                       const char **name);
  37. LJ_FUNC void lj_debug_shortname(char *out, GCstr *str, BCLine line);
  38. LJ_FUNC void lj_debug_addloc(lua_State *L, const char *msg,
  39.                              cTValue *frame, cTValue *nextframe);
  40. LJ_FUNC void lj_debug_pushloc(lua_State *L, GCproto *pt, BCPos pc);
  41. LJ_FUNC int lj_debug_getinfo(lua_State *L, const char *what, lj_Debug *ar,
  42.                              int ext);
  43. #if LJ_HASPROFILE
  44. LJ_FUNC void lj_debug_dumpstack(lua_State *L, SBuf *sb, const char *fmt,
  45.                                 int depth);
  46. #endif

  48. /* Fixed internal variable names. */
  49. ‌#define VARNAMEDEF(_) \
  50.   _(FOR_IDX, "(for index)") \
  51.   _(FOR_STOP, "(for limit)") \
  52.   _(FOR_STEP, "(for step)") \
  53.   _(FOR_GEN, "(for generator)") \
  54.   _(FOR_STATE, "(for state)") \
  55.   _(FOR_CTL, "(for control)")

  57. enum {
  58.   VARNAME_END,
  59. ‌#define VARNAMEENUM(name, str)        VARNAME_##name,
  60.   VARNAMEDEF(VARNAMEENUM)
  61. ‌#undef VARNAMEENUM
  62.   VARNAME__MAX
  63. };

  65. #endif

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