vectors, blobs, strings with equal contets are equal

This commit is contained in:
Sunrim KIM (keen) 2014-05-27 21:35:19 +09:00
parent d71666624b
commit a9ef840df9
1 changed files with 24 additions and 0 deletions

View File

@ -6,6 +6,9 @@
#include "picrin.h"
#include "picrin/pair.h"
#include "picrin/vector.h"
#include "picrin/blob.h"
#include "picrin/string.h"
bool
pic_equal_p(pic_state *pic, pic_value x, pic_value y)
@ -22,6 +25,27 @@ pic_equal_p(pic_state *pic, pic_value x, pic_value y)
case PIC_TT_PAIR:
return pic_equal_p(pic, pic_car(pic, x), pic_car(pic, y))
&& pic_equal_p(pic, pic_cdr(pic, x), pic_cdr(pic, y));
case PIC_TT_BLOB: {
int i;
struct pic_blob *v1 = pic_blob_ptr(x), *v2 = pic_blob_ptr(y);
for(i = 0; i < v1->len; ++i){
if(v1->data[i] != v2->data[i])
return false;
}
return true;
}
case PIC_TT_VECTOR:{
size_t i;
struct pic_vector *v1 = pic_vec_ptr(x), *v2 = pic_vec_ptr(y);
for(i = 0; i < v1->len; ++i){
if(! pic_equal_p(pic, v1->data[i], v2->data[i]))
return false;
}
return true;
}
case PIC_TT_STRING:
return pic_strcmp(pic_str_ptr(x), pic_str_ptr(y)) == 0;
default:
return false;
}