compiler/purify/src/posinfo.h

   1 #ifndef _POSINFO_H
   2 #define _POSINFO_H
   3
   4 extern int Purify_Lineno;
   5 extern const char * Purify_Filename;
   6 extern const char * Purify_Functionname;
   7
   8 typedef struct
   9 {
  10     const char * filename;
  11     const char * functionname;
  12     int          lineno;
  13 }
  14 PosInfo;
  15
  16 typedef struct
  17 {
  18     PosInfo      caller;
  19     PosInfo      called;
  20     const void * fp;
  21 }
  22 CallStackEntry;
  23
  24 typedef struct _CallStackNode CallStackNode;
  25
  26 #define PURIFY_CSNE             64
  27 #define PURIFY_RememberDepth    4       /* Remember the 4 last functions */
  28
  29 struct _CallStackNode
  30 {
  31     CallStackNode * next;
  32     CallStackEntry  entries[PURIFY_CSNE];
  33 };
  34
  35 typedef struct
  36 {
  37     int     nstack;
  38     PosInfo current;
  39     PosInfo stack[PURIFY_RememberDepth];
  40 }
  41 RememberData;
  42
  43 extern CallStackNode  * Purify_CallStack;
  44 extern CallStackEntry * Purify_CurrentFrame;
  45
  46 #define SETPOS(pi)  ((pi)->filename     = Purify_Filename, \
  47                      (pi)->functionname = Purify_Functionname, \
  48                      (pi)->lineno       = Purify_Lineno)
  49
  50 void Purify_CallFunction (void);
  51 void Purify_EnterFunction (const char * filename, const char * functionname,
  52                         int lineno, const void * fp);
  53 void Purify_LeaveFunction (void);
  54 void Purify_RememberCallers (RememberData * rd);
  55 void Purify_PrintCallers (RememberData * rd);
  56
  57 #endif /* _POSINFO_H */