summaryrefslogtreecommitdiff
path: root/list-functions.lisp
blob: 2622fac5979955a9425a980952dccaf20e6a9ca9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
(export '(cons list* first second third fourth fifth sixth seventh
          eigthth ninth tenth atom consp listp null rplaca rplacd caaaar
          caaadr caaar caadar caaddr caadr caar cadaar cadadr cadar
          caddar cadddr caddr cadr car cdaaar cdaadr cdaar cdadar cdaddr
          cdadr cdar cddaar cddadr cddar cdddar cddddr cdddr cddr cdr))


(%defmacro* pushq args
  (list* 'setq (car (cdr args)) (car args)))


;;;;-----------------------------------------------------------------
;;;; THE CxR FUNCTIONS
;;;;-----------------------------------------------------------------
(defun caaaar (list)
  (car (caaar list)))

(defun caaadr (list)
  (car (caadr list)))

(defun caaar (list)
  (car (caar list)))

(defun caadar (list)
  (car (cadar list)))

(defun caaddr (list)
  (car (caddr list)))

(defun caadr (list)
  (car (cadr list)))

(defun caar (list)
  (car (car list)))

(defun cadaar (list)
  (car (cdaar list)))

(defun cadadr (list)
  (car (cdadr list)))

(defun cadar (list)
  (car (cdar list)))

(defun caddar (list)
  (car (cddar list)))

(defun cadddr (list)
  (car (cdddr list)))

(defun caddr (list)
  (car (cddr list)))

(defun cadr (list)
  (car (cdr list)))

(%shadowing-export car)
(defun car (list)
  (sys::car list))

(defun cdaaar (list)
  (cdr (caaar list)))

(defun cdaadr (list)
  (cdr (caadr list)))

(defun cdaar (list)
  (cdr (caar list)))

(defun cdadar (list)
  (cdr (cadar list)))

(defun cdaddr (list)
  (cdr (caddr list)))

(defun cdadr (list)
  (cdr (cadr list)))

(defun cdar (list)
  (cdr (car list)))

(defun cddaar (list)
  (cdr (cdaar list)))

(defun cddadr (list)
  (cdr (cdadr list)))

(defun cddar (list)
  (cdr (cdar list)))

(defun cdddar (list)
  (cdr (cddar list)))

(defun cddddr (list)
  (cdr (cdddr list)))

(defun cdddr (list)
  (cdr (cddr list)))

(defun cddr (list)
  (cdr (cdr list)))

(%shadowing-export cdr)
(defun cdr (list)
  (sys::cdr list))


;;;;-----------------------------------------------------------------
;;;; FIRST ... TENTH
;;;;-----------------------------------------------------------------
(defun first (list)
  (car list))

(defun second (list)
  (cadr list))

(defun third (list)
  (caddr list))

(defun fourth (list)
  (car (cdddr list)))

(defun fifth (list)
  (cadr (cdddr list)))

(defun sixth (list)
  (caddr (cdddr list)))

(defun seventh (list)
  (car (cdddr (cdddr list))))

(defun eigthth (list)
  (cadr (cdddr (cdddr list))))

(defun ninth (list)
  (caddr (cdddr (cdddr list))))

(defun tenth (list)
  (car (cdddr (cdddr (cdddr list)))))


;;;;-----------------------------------------------------------------
;;;; CONS
;;;;-----------------------------------------------------------------
(%shadowing-export cons)
(defun cons (x y)
  (sys::cons x y))


;;;;-----------------------------------------------------------------
;;;; TYPE PREDICATES
;;;;-----------------------------------------------------------------
(%shadowing-export consp)
(%shadowing-export listp)
(%shadowing-export null)
(%shadowing-export atom)

(defun consp (x)
  (sys::consp x))

(defun listp (x)
  (sys::listp x))

(defun null (x)
  (sys::null x))

(defun atom (x)
  (sys::atom x))

;(%deftype cons args '(satisfies consp))
;(%deftype list args '(satisfies listp))
;(%deftype null args '(satisfies null))
;(%deftype atom args '(satisfies atom))


;;;;-----------------------------------------------------------------
;;;; OTHER PREDICATES
;;;;-----------------------------------------------------------------
(defun endp (list)
  (let ((thing list))
    ;;FIXME (check-type thing list)
    (null thing)))


;;;;-----------------------------------------------------------------
;;;; ACCESSORS
;;;;-----------------------------------------------------------------
(%shadowing-export rplaca)
(%shadowing-export rplacd)

(defun rplaca (cons new-value)
  (sys::rplaca cons new-value))

(defun rplacd (cons new-value)
  (sys::rplacd cons new-value))


;;;;-----------------------------------------------------------------