Branch: Tag:

1996-09-22

1996-09-22 19:40:33 by Fredrik Hübinette (Hubbe) <hubbe@hubbe.net>

Pike

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Rev: src/test/.cvsignore:1.1.1.1
Rev: src/test/create_testsuite:1.1.1.1
Rev: src/test/test_pike.pike:1.1.1.1
Rev: src/time_stuff.h:1.1.1.1
Rev: src/todo:1.1.1.1
Rev: src/types.h:1.1.1.1
Rev: src/ualarm.c:1.1.1.1

1:   /*\ - ||| This file a part of uLPC, and is copyright by Fredrik Hubinette - ||| uLPC is distributed as GPL (General Public License) + ||| This file a part of Pike, and is copyright by Fredrik Hubinette + ||| Pike is distributed as GPL (General Public License)   ||| See the files COPYING and DISCLAIMER for more information.   \*/   #include <math.h>
11:   #include "array.h"   #include "stralloc.h"   #include "mapping.h" - #include "list.h" + #include "multiset.h"   #include "opcodes.h"   #include "object.h"   #include "error.h" - #include "lpc_types.h" + #include "pike_types.h"      void index_no_free(struct svalue *to,struct svalue *what,struct svalue *ind)   {
34:    object_index_no_free(to, what->u.object, ind);    break;    -  case T_LIST: -  i=list_member(what->u.list, ind); +  case T_MULTISET: +  i=multiset_member(what->u.multiset, ind);    to->type=T_INT;    to->subtype=i ? NUMBER_UNDEFINED : 0;    to->u.integer=i;
74:    pop_stack();   }    + void cast(struct pike_string *s) + { +  INT32 i; +  +  i=compile_type_to_runtime_type(s); +  +  if(i != sp[-1].type) +  { +  if(i == T_MIXED) return; +  +  if(sp[-2].type == T_OBJECT) +  { +  push_string(describe_type(s)); +  if(!sp[-2].u.object->prog) +  error("Cast called on destructed object.\n"); +  if(sp[-2].u.object->prog->lfuns[LFUN_CAST] == -1) +  error("No cast method in object.\n"); +  apply_lfun(sp[-2].u.object, LFUN_CAST, 1); +  free_svalue(sp-2); +  sp[-2]=sp[-1]; +  sp--; +  return; +  } +  +  switch(i) +  { +  case T_MIXED: +  break; +  +  case T_INT: +  switch(sp[-1].type) +  { +  case T_FLOAT: +  i=(int)(sp[-1].u.float_number); +  break; +  +  case T_STRING: +  i=STRTOL(sp[-1].u.string->str,0,0); +  free_string(sp[-1].u.string); +  break; +  +  default: +  error("Cannot cast to int.\n"); +  } +  +  sp[-1].type=T_INT; +  sp[-1].u.integer=i; +  break; +  +  case T_FLOAT: +  { +  FLOAT_TYPE f; +  switch(sp[-1].type) +  { +  case T_INT: +  f=(FLOAT_TYPE)(sp[-1].u.integer); +  break; +  +  case T_STRING: +  f=STRTOD(sp[-1].u.string->str,0); +  free_string(sp[-1].u.string); +  break; +  +  default: +  error("Cannot cast to float.\n"); +  f=0.0; +  } +  +  sp[-1].type=T_FLOAT; +  sp[-1].u.float_number=f; +  break; +  } +  +  case T_STRING: +  { +  char buf[200]; +  switch(sp[-1].type) +  { +  case T_INT: +  sprintf(buf,"%ld",(long)sp[-1].u.integer); +  break; +  +  case T_FLOAT: +  sprintf(buf,"%f",(double)sp[-1].u.float_number); +  break; +  +  default: +  error("Cannot cast to string.\n"); +  } +  +  sp[-1].type=T_STRING; +  sp[-1].u.string=make_shared_string(buf); +  break; +  } +  +  case T_OBJECT: +  switch(sp[-1].type) +  { +  case T_STRING: +  APPLY_MASTER("cast_to_object",1); +  break; +  +  case T_FUNCTION: +  sp[-1].type = T_OBJECT; +  break; +  } +  break; +  +  case T_PROGRAM: +  APPLY_MASTER("cast_to_program",1); +  break; +  +  case T_FUNCTION: +  { +  INT32 i; +  if(fp->current_object->prog) +  error("Cast to function in destructed object.\n"); +  i=find_shared_string_identifier(sp[-1].u.string,fp->current_object->prog); +  free_string(sp[-1].u.string); +  /* FIXME, check that it is a indeed a function */ +  if(i==-1) +  { +  sp[-1].type=T_FUNCTION; +  sp[-1].subtype=i; +  sp[-1].u.object=fp->current_object; +  fp->current_object->refs++; +  }else{ +  sp[-1].type=T_INT; +  sp[-1].subtype=NUMBER_UNDEFINED; +  sp[-1].u.integer=0; +  } +  break; +  } +  +  } +  } + } +    void f_cast()   {    INT32 i;       i=compile_type_to_runtime_type(sp[-1].u.string); -  +  +  if(i != sp[-2].type) +  { +  if(i == T_MIXED) +  {    pop_stack(); -  if(i != sp[-1].type) +  return; +  } +  +  if(sp[-2].type == T_OBJECT)    { -  +  struct pike_string *s; +  s=describe_type(sp[-1].u.string); +  pop_stack(); +  push_string(s); +  if(!sp[-2].u.object->prog) +  error("Cast called on destructed object.\n"); +  if(sp[-2].u.object->prog->lfuns[LFUN_CAST] == -1) +  error("No cast method in object.\n"); +  apply_lfun(sp[-2].u.object, LFUN_CAST, 1); +  free_svalue(sp-2); +  sp[-2]=sp[-1]; +  sp--; +  return; +  } +  +  pop_stack();    switch(i)    {    case T_MIXED:
95:    break;       case T_STRING: -  i=strtol(sp[-1].u.string->str,0,0); +  i=STRTOL(sp[-1].u.string->str,0,0);    free_string(sp[-1].u.string);    break;   
117:    break;       case T_STRING: -  f=strtod(sp[-1].u.string->str,0); +  f=STRTOD(sp[-1].u.string->str,0);    free_string(sp[-1].u.string);    break;   
193:    }       } +  }else{ +  pop_stack();    }   }   
265:    int match_len;    struct svalue sval;    int e,cnt,matches,eye,arg; -  int no_assign; +  int no_assign,field_length;    char set[256];    struct svalue *argp;   
309:    }   #endif    +  no_assign=0; +  field_length=-1; +     cnt++;    if(cnt>=match_len)    error("Error in sscanf format string.\n");    -  if(match[cnt]=='*') +  while(1)    { -  +  switch(match[cnt]) +  { +  case '*':    no_assign=1;    cnt++;    if(cnt>=match_len)    error("Error in sscanf format string.\n"); -  }else{ -  no_assign=0; -  } +  continue;    -  switch(match[cnt]) +  case '0': case '1': case '2': case '3': case '4': +  case '5': case '6': case '7': case '8': case '9':    { -  +  char *t; +  field_length=STRTOL(match+cnt,&t,10); +  cnt=t-match; +  continue; +  } +     case 'c': -  if(eye>=input_len) return matches; +  if(field_length == -1) field_length = 1; +  if(eye+field_length > input_len) return matches;    sval.type=T_INT;    sval.subtype=NUMBER_NUMBER; -  sval.u.integer=EXTRACT_UCHAR(input+eye); +  sval.u.integer=0; +  while(--field_length >= 0) +  { +  sval.u.integer<<=8; +  sval.u.integer|=EXTRACT_UCHAR(input+eye);    eye++; -  +  }    break;       case 'd':
338:    char * t;       if(eye>=input_len) return matches; +  sval.u.integer=STRTOL(input+eye,&t,10); +  if(input + eye == t) return matches; +  eye=t-input; +  sval.type=T_INT; +  sval.subtype=NUMBER_NUMBER; +  break; +  } +  +  case 'x': +  { +  char * t; +  +  if(eye>=input_len) return matches; +  sval.u.integer=STRTOL(input+eye,&t,16); +  if(input + eye == t) return matches; +  eye=t-input; +  sval.type=T_INT; +  sval.subtype=NUMBER_NUMBER; +  break; +  } +  +  case 'o': +  { +  char * t; +  +  if(eye>=input_len) return matches; +  sval.u.integer=STRTOL(input+eye,&t,8); +  if(input + eye == t) return matches; +  eye=t-input; +  sval.type=T_INT; +  sval.subtype=NUMBER_NUMBER; +  break; +  } +  +  case 'D': +  { +  char * t; +  +  if(eye>=input_len) return matches;    sval.u.integer=STRTOL(input+eye,&t,0);    if(input + eye == t) return matches;    eye=t-input;
362:    }       case 's': +  if(field_length != -1) +  { +  if(input_len - eye < field_length) +  return matches; +  +  sval.type=T_STRING; + #ifdef __CHECKER__ +  sval.subtype=0; + #endif +  sval.u.string=make_shared_binary_string(input+eye,field_length); +  eye+=field_length; +  break; +  } +     if(cnt+1>=match_len)    {    sval.type=T_STRING;
369:    sval.subtype=0;   #endif    sval.u.string=make_shared_binary_string(input+eye,input_len-eye); +  eye=input_len;    break;    }else{    char *end_str_start;
403:    set['-']=0;    goto match_set;    +  case 'o': +  for(e=0;e<256;e++) set[e]=1; +  for(e='0';e<='7';e++) set[e]=0; +  goto match_set; +  +  case 'x': +  for(e=0;e<256;e++) set[e]=1; +  for(e='0';e<='9';e++) set[e]=0; +  for(e='a';e<='f';e++) set[e]=0; +  goto match_set; +  +  case 'D': +  for(e=0;e<256;e++) set[e]=1; +  for(e='0';e<='9';e++) set[e]=0; +  set['-']=0; +  set['x']=0; +  goto match_set; +     case 'f':    for(e=0;e<256;e++) set[e]=1;    for(e='0';e<='9';e++) set[e]=0;
436:       if(!contains_percent_percent)    { -  s=MEMMEM(end_str_start, +  s=my_memmem(end_str_start,    end_str_end-end_str_start,    input+eye,    input_len-eye);
492:    default:    error("Unknown sscanf token %%%c\n",match[cnt]);    } +  break; +  }    matches++;       if(!no_assign)