pike.git/ src/ builtin_functions.c

2018-12-01

2018-12-01 14:28:36 by Henrik Grubbström (Grubba) <grubba@grubba.org>

• 491b6d4815a6a709e86f7eca7df4f712c3c70ca2 (73 lines) (+73/-0) ^{[ Show | Annotate ]}
  Branch: master

EFUNs: Added predef::annotations().

This function returns the annotations (if any) corresponding to the
symbols returned by indices() on the same value.

Also adds lfun::_annotations().

4109:    push_array(a);   }    + /*! @decl array(array(Pike.Annotation)) annotations(object|program|function x, @ +  *! int(0..1)|void recurse) +  *! +  *! Return an array with the annotations for all symbols in @[x]. +  *! +  *! @param x +  *! @mixed +  *! @type object +  *! For objects which define @[lfun::_annotations()] that return value +  *! is used. +  *! +  *! For other objects an array with annotations for all non-protected +  *! symbols is returned. +  *! @type program +  *! Returns an array with annotations for all non-protected symbols. +  *! @endmixed +  *! +  *! @param recurse +  *! Include annotations recursively added via inherits. +  *! +  *! @note +  *! This function was added in Pike 8.1. +  *! +  *! @seealso +  *! @[indices()], @[values()], @[types()] +  */ + PMOD_EXPORT void f_annotations(INT32 args) + { +  ptrdiff_t size; +  struct array *a = NULL; +  struct pike_type *default_type = mixed_type_string; +  struct svalue *arg = NULL; +  ptrdiff_t flags = 0; +  +  get_all_args("annotations", args, "%O.%i", &arg, &flags); +  +  if (flags & ~(ptrdiff_t)1) { +  SIMPLE_ARG_TYPE_ERROR("annotations", 2, "int(0..1)|void"); +  } +  +  switch(TYPEOF(Pike_sp[-args])) +  { +  case T_OBJECT: +  a = object_annotations(Pike_sp[-args].u.object, SUBTYPEOF(Pike_sp[-args]), +  flags); +  break; +  +  case T_PROGRAM: +  a = program_annotations(Pike_sp[-args].u.program, flags); +  break; +  +  case T_FUNCTION: +  { +  struct program *p = program_from_svalue(Pike_sp-args); +  if (p) { +  a = program_annotations(p, flags); +  break; +  } +  } +  /* FALLTHRU */ +  +  default: +  SIMPLE_ARG_TYPE_ERROR("annotations", 1, "object|program|function"); +  } +  pop_n_elems(args); +  push_array(a); + } +    /*! @decl program|function object_program(mixed o)    *!    *! Return the program from which @[o] was instantiated. If the
10077:    tFunc(tMultiset, tArr(tType(tInt1))),    tFunc(tOr(tObj,tPrg(tObj)), tArr(tType(tMix)))),0,NULL,0);    +  /* function(object|program, int|void:array(array)) */ +  ADD_EFUN2("annotations", f_annotations, +  tFunc(tOr(tObj,tPrg(tObj) tOr(tInt01,tVoid)), tArr(tArr(tMix))),0,NULL,0); +     /* function(mixed:int) */    ADD_EFUN2("zero_type",f_zero_type,tFunc(tMix,tInt01),0,0,generate_zero_type);