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Starting to add support for vectors

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This commit is contained in:
Justin Ethier 2015-05-30 22:24:54 -04:00
parent 73442cd4b9
commit 3682b7f9d0
2 changed files with 23 additions and 1 deletions
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3
cyclone.h
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@ -173,7 +173,8 @@ typedef struct {tag_type tag; FILE *fp; int mode;} port_type;
/* Vector type */
// TODO
typedef struct {tag_type tag; int num_elt; object *elts;} vector_type;
typedef vector_type *vector;
/* Define cons type. */

21
runtime.c
View file

@ -213,6 +213,17 @@ int equal(x, y) object x, y;
return (type_of(y) == string_tag &&
strcmp(((string_type *) x)->str,
((string_type *) y)->str) == 0);
case vector_tag:
if (type_of(y) == vector_tag &&
((vector)x)->num_elt == ((vector)y)->num_elt) {
int i;
for (i = 0; i < ((vector)x)->num_elt; i++) {
if (equalp(((vector)x)->elts[i], ((vector)y)->elts[i]) == boolean_f)
return 0;
}
return 1;
}
return 0;
default:
return x == y;
}
@ -302,6 +313,16 @@ object Cyc_display(x) object x;
case string_tag:
printf("%s", ((string_type *) x)->str);
break;
case vector_tag:
printf("#(");
for (i = 0; i < ((vector) x)->num_elt; i++) {
if (i > 0) {
printf(" ");
}
Cyc_display(((vector)x)->elts[i]);
}
printf(")");
break;
case cons_tag:
has_cycle = Cyc_has_cycle(x);
printf("(");