#3 FINALY !!! objects-wiki.c compiles (with -Wall) and runs !

git-svn-id: https://dev.arachne.cz/repos/cll1h/trunk@76 4bb87942-c103-4e5a-b51c-0ebff58f8515

diff --git a/cll1.h b/cll1.h
index 0b404ed04db242adf6eb9be54c63dc99d0b9c308..9f1ca5f8cee1b6e562c173bb0d03181528b3d75b 100644 (file)
--- a/cll1.h
+++ b/cll1.h
@@ -176,21 +176,22 @@ extern  unsigned RANDOM_SEED;
 #define def_type(TYPE) typedef struct  _##TYPE##_t * TYPE;
 #define def_obj(TYPE) struct _##TYPE##_t
 #define method(NAME) (*NAME)
-#define construct(TYPE) _init_##TYPE(TYPE o,void *i) { o->__interface=i; return o; } TYPE __init__##TYPE
+#define construct(TYPE) TYPE _init_##TYPE(TYPE o,void *i) { o->__interface=i; return o; } TYPE __init__##TYPE
 #define get_obj(TYPE,INTERFACE,...) __init__##TYPE(_init_##TYPE(get_mem(TYPE),INTERFACE),__VA_ARGS__)
 #define Get_obj(ID,MEM,INTERFACE) MEM ID=get_obj(MEM,INTERFACE)
 #define get_obj_as(COMMUNITY,MEM,INTERFACE) (COMMUNITY)get_obj(MEM,INTERFACE)
 #define Get_obj_as(ID,COMMUNITY,MEM,INTERFACE) MEM ID=get_obj_as(COMMUNITY,MEM,INTERFACE)
-#define _(METHOD,...) ( _ASSERT(ARG1(__VA_ARGS__,)), (*( ARG1(__VA_ARGS__,)->__interface->METHOD )) ( __VA_ARGS__ ) )
-#define __(METHOD,...) ( _ASSERT(ARG1(__VA_ARGS__,)), (*( __cll1_seekmethod(ARG1(__VA_ARGS__,)->__interface,METHOD) )) ( __VA_ARGS__ ) )
-#define call(OBJTYPE,METHOD,...) { int _N=0; OBJTYPE _OBJ; /* <-' */ while( (_OBJ=(OBJTYPE)_cll1_for_ptrs(_N++,__VA_ARGS__,NIL))!=(struct OBJTYPE *)NIL ) _(_OBJ,METHOD); }
+//#define _(METHOD,...)  /*_ASSERT(ARG1(__VA_ARGS__,)), */(*( ARG1(__VA_ARGS__,)->__interface->METHOD )) ( __VA_ARGS__ ) 
+#define _(METHOD,OBJ) ( OBJ?(*( OBJ->__interface->METHOD )) ( OBJ ):0 )
+#define __(METHOD,...) ( _ASSERT(ARG1(__VA_ARGS__,)), (*( __cll1_seekmethod(ARG1(__VA_ARGS__,),METHOD) )) ( __VA_ARGS__ ) )
+#define call(OBJTYPE,METHOD,...) { int _N=0; OBJTYPE _OBJ; /* <-' */ while( (_OBJ=(OBJTYPE)_cll1_for_ptrs(_N++,__VA_ARGS__,NIL))!=(OBJTYPE)NIL ) _(_OBJ,METHOD); }
 #define def_community(TYPE,INTERFACE) def_mem(TYPE) { INTERFACE __interface; };
 #define anonymous void *
 #define I_am(MEM) MEM self=(MEM)community
 /* .----------------------------------------------------------------------.
   /  9. implementation of C<<1 library functions, updated 2008-01-26 xCh.
  '----------------------------------------------------------------------- */
-#define _MALLOC void *_cll1_malloc(size_t size) { /*temporary solution*/ return malloc(size); }
+//#define _MALLOC void *_cll1_malloc(size_t size) {  return malloc(size); } */
 #define _CLL1_FPRINT(IOSTREAM) { int ofs=0; va_list ap; /* <-' */ for(va_start(ap,s);s!=NIL;s=va_arg(ap,char *)) { if(ofs)fputs(OFS,IOSTREAM);else ofs=1;/**/fputs(coalesce(s,NIL),IOSTREAM); } va_end(ap); fputs(EOL,IOSTREAM); }
 #define _DECLARE_PRINT void _cll1_print(char *s,...)
 #define _PRINT _DECLARE_PRINT _CLL1_FPRINT(stdout)
@@ -227,8 +228,9 @@ extern  _DECLARE_STRSTR;
 #define _F (_Fatom->F)
 #define _CTX (_CTXatom->CTX)
 #define _ARG1(ARG1,...) ARG1
-#define _ARG2(ARG1,ARG2,...) ARG2
-#define _GET_MEM(TYPE) ((TYPE)_cll1_malloc(sizeof(struct _##TYPE##_t)))
+//#define _ARG2(ARG1,ARG2,...) ARG2
+#define _ASSERT(EXPR) assert(EXPR) //later: _cll1_assert(EXPR,handler)
+#define _GET_MEM(TYPE) ((TYPE)malloc(sizeof(struct _##TYPE##_t))) //((TYPE)_cll1_malloc(sizeof(struct _##TYPE##_t)))
 #define _ANYATOM(TYPE,NAME) def_mem(_##NAME##Atom ) { TYPE NAME; int c; list( _##NAME##Atom ); }
 #define _FOR_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C)||(A=NULL) ),_I++ ) 
 #define _FOR_VALID_COLUMNS(A,B,C) _NEW(I,0) for( prefix(A,B,C) ; A ; ((A!=B)&&prefix(A,B,C))||(A=NULL) ) if(*A&&++_I) 
@@ -342,13 +344,13 @@ obsolete
 //bind_exception, unbind_exception 
 //#define _CLL1_THROW(ERR)
 //#define _CLL1_TRY _NEW_E for(bind_exception(0,NULL);;) if () {.... if(_Eatom->SYS) { if(_Eatom->RET) return; else break;} else { }
-//#define _ASSERT(EXPR) assert(EXPR)
+
 
 /* .----------------------------------------------------------------------.
   /  98. We have have done our homework - now let's have some fun:          
  '----------------------------------------------------------------------- */
 #define _INIT_VARIABLES _EXPORT_GLOBALS _EXPORT_YES _EXPORT_STACKS _SQL_GLOBALS _CGI_GLOBALS
-#define _IMPL_FUNCTIONS _MALLOC _EXPORT_OUTS _EXPORT_ARGS _EXPORT_STRS
+#define _IMPL_FUNCTIONS /*_MALLOC*/ _EXPORT_OUTS _EXPORT_ARGS _EXPORT_STRS
 #define _IMPL_INTERFACE //_SQL_IFC _CAKE_IFC _STD_IFC _X_IFC
 #define _IMPLEMENT_CLL1_LIBRARY _INIT_VARIABLES _IMPL_FUNCTIONS _IMPL_INTERFACE
 #define _PROGRAM _cll1_program

diff --git a/demos/objects/objects-wiki.c b/demos/objects/objects-wiki.c
index 127f959d096b9e74cc32483389f5767cb4af539a..50e1288f2d82cd9fd58a158991751649d7a12beb 100644 (file)
--- a/demos/objects/objects-wiki.c
+++ b/demos/objects/objects-wiki.c
@@ -1,48 +1,50 @@
 #include "cll1.h"
 
 /* This is C<<1 rewrite of object polymorphism from
-   http://en.wikipedia.org/wiki/Polymorphism_in_object-oriented_programming */
-
-def_type(Animal);
+   http://en.wikipedia.org/wiki/Polymorphism_in_object-oriented_programming
+   
+   Of course there are easier ways to do the same thing... :-) 
+   (G)2008 xChas */
 
 def_mem(Actions)
 {
- void method(init) (Animal self, str name);
- str method(talk) (Animal self);
+ str method(talk) (anonymous self);
 };
 
-def_obj(Animal)
+def_mem(Animal)
 {
  interface(Actions);
  char *name;
 };
 
-Animal construct(Animal) (Animal self, str name)
+construct(Animal) (Animal self, str name)
 {
  self->name = name;
  return self;
 }
 
-str cat_talk(Animal self)
+str cat_talk(anonymous self)
 {
  return "Meow!";
 }
 
-str dog_talk(Animal self)
+str dog_talk(anonymous self)
 {
  return "Arf! Arf!";
 }
 
 Actions cat_actions(void)
 {
- Actions this=get_mem(Actions);
+ Get_mem(this,Actions);
+
  this->talk = cat_talk;
  return this;
 }
 
 Actions dog_actions(void)
 {
- Actions this=get_mem(Actions);
+ Get_mem(this,Actions);
+
  this->talk = dog_talk;
  return this;
 }
@@ -54,12 +56,12 @@ program
  Actions cat = cat_actions();
  Actions dog = dog_actions();
 
- animal[0] = get_obj(Animal, cat, "Missy");
- animal[1] = get_obj(Animal, cat, "Mr. Bojangles");
- animal[2] = get_obj(Animal, dog, "Lassie");
+ animal[0] = get_obj(Animal,cat,"Missy");
+ animal[1] = get_obj(Animal,cat,"Mr. Bojangles");
+ animal[2] = get_obj(Animal,dog,"Lassie");
 
  for_range(i, 0, 2)
  {
-  printf("%s: %s\n", animal[i]->name, _(talk, animal[i]));
+  print(animal[i]->name,":",_(talk,animal[i]));
  }
 }