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/*:*
*: File: ./src/data/cons.c
*: A simple Fype interpreter
*:
*: WWW: http://fype.buetow.org
*: AUTHOR: http://paul.buetow.org
*: E-Mail: fype at dev.buetow.org
*:
*: The Fype Language; (c) 2005 - 2010 - Dipl.-Inform. (FH) Paul C. Buetow
*:
*: Redistribution and use in source and binary forms, with or without modi-
*: fication, are permitted provided that the following conditions are met:
*: * Redistributions of source code must retain the above copyright
*: notice, this list of conditions and the following disclaimer.
*: * Redistributions in binary form must reproduce the above copyright
*: notice, this list of conditions and the following disclaimer in the
*: documentation and/or other materials provided with the distribution.
*: * Neither the name of buetow.org nor the names of its contributors may
*: be used to endorse or promote products derived from this software
*: without specific prior written permission.
*:
*: THIS SOFTWARE IS PROVIDED BY PAUL C. BUETOW AS IS'' AND ANY EXPRESS OR
*: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
*: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
*: DISCLAIMED. IN NO EVENT SHALL PAUL C. BUETOW BE LIABLE FOR ANY DIRECT,
*: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
*: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
*: SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
*: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
*: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
*: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
*: POSSIBILITY OF SUCH DAMAGE.
*:*/
#include "cons.h"
Cons*
cons_new(void *p_val) {
Cons *p_cons = malloc(sizeof(Cons));
p_cons->p_val = p_val;
p_cons->p_succ = NULL;
return (p_cons);
}
void
cons_delete(Cons *p_cons) {
free(p_cons);
}
void
cons_delete_cb(void *p_cons) {
cons_delete(p_cons);
}
void
cons_iterate(Cons *p_cons, void (*func)(void *)) {
if (p_cons != NULL && p_cons->p_val != NULL) {
(*func) (p_cons->p_val);
cons_iterate(p_cons->p_succ, func);
}
}
void*
cons_car(Cons *p_cons) {
return (p_cons->p_val);
}
Cons*
cons_cdr(Cons *p_cons) {
return (p_cons->p_succ);
}
Cons*
cons_cons(Cons *p_cons, void *p_val) {
if (p_cons->p_val == NULL) {
p_cons->p_val = p_val;
return (p_cons);
} else if (p_val == NULL) {
return (p_cons);
}
Cons *p_new = cons_new(p_val);
p_new->p_succ = p_cons;
return (p_new);
}
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