external/squirrel/sqstdlib/sqstdaux.cpp

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