src/squirrel/sqstdlib/sqstdaux.cpp

   1 /* see copyright notice in squirrel.h */\r
   2 #include <squirrel.h>\r
   3 #include <sqstdaux.h>\r
   4 \r
   5 void sqstd_printcallstack(HSQUIRRELVM v)\r
   6 {\r
   7         SQPRINTFUNCTION pf = sq_getprintfunc(v);\r
   8         if(pf) {\r
   9                 SQStackInfos si;\r
  10                 SQInteger i;\r
  11                 SQFloat f;\r
  12                 const SQChar *s;\r
  13                 int level=1; //1 is to skip this function that is level 0\r
  14                 const SQChar *name=0; \r
  15                 int seq=0;\r
  16                 pf(v,_SC("\nCALLSTACK\n"));\r
  17                 while(SQ_SUCCEEDED(sq_stackinfos(v,level,&si)))\r
  18                 {\r
  19                         const SQChar *fn=_SC("unknown");\r
  20                         const SQChar *src=_SC("unknown");\r
  21                         if(si.funcname)fn=si.funcname;\r
  22                         if(si.source)src=si.source;\r
  23                         pf(v,_SC("*FUNCTION [%s()] %s line [%d]\n"),fn,src,si.line);\r
  24                         level++;\r
  25                 }\r
  26                 level=0;\r
  27                 pf(v,_SC("\nLOCALS\n"));\r
  28 \r
  29                 for(level=0;level<10;level++){\r
  30                         seq=0;\r
  31                         while(name=sq_getlocal(v,level,seq))\r
  32                         {\r
  33                                 seq++;\r
  34                                 switch(sq_gettype(v,-1))\r
  35                                 {\r
  36                                 case OT_NULL:\r
  37                                         pf(v,_SC("[%s] NULL\n"),name);\r
  38                                         break;\r
  39                                 case OT_INTEGER:\r
  40                                         sq_getinteger(v,-1,&i);\r
  41                                         pf(v,_SC("[%s] %d\n"),name,i);\r
  42                                         break;\r
  43                                 case OT_FLOAT:\r
  44                                         sq_getfloat(v,-1,&f);\r
  45                                         pf(v,_SC("[%s] %.14g\n"),name,f);\r
  46                                         break;\r
  47                                 case OT_USERPOINTER:\r
  48                                         pf(v,_SC("[%s] USERPOINTER\n"),name);\r
  49                                         break;\r
  50                                 case OT_STRING:\r
  51                                         sq_getstring(v,-1,&s);\r
  52                                         pf(v,_SC("[%s] \"%s\"\n"),name,s);\r
  53                                         break;\r
  54                                 case OT_TABLE:\r
  55                                         pf(v,_SC("[%s] TABLE\n"),name);\r
  56                                         break;\r
  57                                 case OT_ARRAY:\r
  58                                         pf(v,_SC("[%s] ARRAY\n"),name);\r
  59                                         break;\r
  60                                 case OT_CLOSURE:\r
  61                                         pf(v,_SC("[%s] CLOSURE\n"),name);\r
  62                                         break;\r
  63                                 case OT_NATIVECLOSURE:\r
  64                                         pf(v,_SC("[%s] NATIVECLOSURE\n"),name);\r
  65                                         break;\r
  66                                 case OT_USERDATA:\r
  67                                         pf(v,_SC("[%s] USERDATA\n"),name);\r
  68                                         break;\r
  69                                 case OT_THREAD:\r
  70                                         pf(v,_SC("[%s] THREAD\n"),name);\r
  71                                         break;\r
  72                                 case OT_CLASS:\r
  73                                         pf(v,_SC("[%s] CLASS\n"),name);\r
  74                                         break;\r
  75                                 case OT_INSTANCE:\r
  76                                         pf(v,_SC("[%s] INSTANCE\n"),name);\r
  77                                         break;\r
  78                                 }\r
  79                                 sq_pop(v,1);\r
  80                         }\r
  81                 }\r
  82         }\r
  83 }\r
  84 \r
  85 static int _sqstd_aux_printerror(HSQUIRRELVM v)\r
  86 {\r
  87         SQPRINTFUNCTION pf = sq_getprintfunc(v);\r
  88         if(pf) {\r
  89                 const SQChar *sErr = 0;\r
  90                 if(sq_gettop(v)>=1) {\r
  91                         if(SQ_SUCCEEDED(sq_getstring(v,2,&sErr)))       {\r
  92                                 pf(v,_SC("\nAN ERROR HAS OCCURED [%s]\n"),sErr);\r
  93                         }\r
  94                         else{\r
  95                                 pf(v,_SC("\nAN ERROR HAS OCCURED [unknown]\n"));\r
  96                         }\r
  97                         sqstd_printcallstack(v);\r
  98                 }\r
  99         }\r
 100         return 0;\r
 101 }\r
 102 \r
 103 void _sqstd_compiler_error(HSQUIRRELVM v,const SQChar *sErr,const SQChar *sSource,int line,int column)\r
 104 {\r
 105         SQPRINTFUNCTION pf = sq_getprintfunc(v);\r
 106         if(pf) {\r
 107                 pf(v,_SC("ERROR %s line=(%d) column=(%d) [%s]\n"),sErr,line,column,sSource);\r
 108         }\r
 109 }\r
 110 \r
 111 void sqstd_seterrorhandlers(HSQUIRRELVM v)\r
 112 {\r
 113         sq_setcompilererrorhandler(v,_sqstd_compiler_error);\r
 114         sq_newclosure(v,_sqstd_aux_printerror,0);\r
 115         sq_seterrorhandler(v);\r
 116 }\r