pike.git/ src/ builtin_functions.c

2000-04-19

2000-04-19 20:37:51 by David Hedbor <david@hedbor.org>

• 652d92717c6d186c00c166dbe2ed15b27827c55f (32 lines) (+30/-2) ^{[ Show | Annotate ]}
  Branch: 7.9

Array.uniq now implemented in c

Rev: lib/modules/Array.pmod:1.41
Rev: src/builtin_functions.c:1.265

5:   \*/   /**/   #include "global.h" - RCSID("$Id: builtin_functions.c,v 1.264 2000/04/19 17:32:25 grubba Exp $"); + RCSID("$Id: builtin_functions.c,v 1.265 2000/04/19 20:37:51 neotron Exp $");   #include "interpret.h"   #include "svalue.h"   #include "pike_macros.h"
4553:    push_int(!!ret);   }    + /* uniqify an array while at the same time keeping the order intact */ + void f_uniq_array(INT32 args) { +  struct array *a, *b; +  struct svalue s; +  struct mapping *m; +  struct svalue one; +  int i, j=0; +  get_all_args("uniq", args, "%a", &a); +  m = allocate_mapping(a->size); +  one.type = T_INT; +  one.u.integer = 1; +  b = allocate_array(a->size); +  for(i =0; i< a->size; i++) +  { +  s = ITEM(a)[i]; +  if(!low_mapping_lookup(m, &s)) { +  mapping_insert(m, &s, &one); +  assign_svalue(&(ITEM(b)[j++]), &s); +  } +  } +  resize_array(b, j); +  free_mapping(m); +  pop_n_elems(args); +  push_array(b); + }    -  +    void f_splice(INT32 args)   {    struct array *out;
6017:    ADD_FUNCTION("splice",f_splice,    tFuncV(tNone,tArr(tSetvar(0,tMix)),tArr(tVar(0))), 0);    +  /* function(array:array) */ +  ADD_FUNCTION("uniq_array", f_uniq_array, tFunc(tArray, tArray), 0); +    /* function(mixed:int) */    ADD_EFUN("stringp", f_stringp,tFunc(tMix,tInt),0);