Commit | Line | Data |
---|---|---|
a24bd519 LM |
1 | #include <malloc.h> |
2 | ||
3 | #include "alloc.h" | |
4 | ||
5 | #include "element.h" | |
6 | ||
7 | /* global variables */ | |
8 | ||
24170851 LM |
9 | #define MAX_ARGS 100 |
10 | ||
11 | keyword_t operators[NB_OPERATORS] = { | |
12 | { "+\t", Add, 2, 1, 1}, | |
13 | { "-\t", Sub, 2, 1, 1}, | |
14 | { "*", Mul, 2, 1, 2}, | |
15 | { "/", Div, 2, 1, 2}, | |
16 | { "%", Mod, 2, 1, 3}, | |
17 | { "^", Pow, 2, 1, 4}, | |
18 | { "==", Equal, 2, 2, -1}, | |
19 | { "!=", Diff, 2, 2, -1}, | |
20 | { ">=", Ge, 2, 2, -1}, | |
21 | { "<=", Le, 2, 2, -1}, | |
22 | { ">", Gt, 2, 1, -1}, | |
23 | { "<", Lt, 2, 1, -1}, | |
24 | { "&", And, 2, 1, -2}, | |
25 | { "|", Or, 2, 1, -2} | |
26 | }; | |
27 | ||
28 | keyword_t functions[NB_FUNCTIONS] = { | |
29 | { "sqrt", Sqr, 1, 4, 5}, | |
30 | { "pow", Pow, 2, 3, 5}, | |
31 | { "cos", Cos, 1, 3, 5}, | |
32 | { "sin", Sin, 1, 3, 5}, | |
33 | { "tan", Tan, 1, 3, 5}, | |
34 | { "acos", Acos, 1, 4, 5}, | |
35 | { "asin", Asin, 1, 4, 5}, | |
36 | { "atan", Atan, 1, 4, 5}, | |
37 | { "ln", Ln, 1, 2, 5}, | |
38 | { "log", Log, 1, 3, 5}, | |
39 | { "exp", Exp, 1, 3, 5}, | |
40 | { "erfc", Erfc, 1, 4, 5}, | |
41 | { "erf", Erf, 1, 3, 5}, | |
42 | { "abs", Abs, 1, 3, 5}, | |
43 | { "floor", Floor, 1, 5, 5}, | |
44 | { "ceil", Ceil, 1, 4, 5}, | |
45 | { "sto", Store, 2, 3, 5}, | |
46 | { "rcl", Recall, 1, 3, 5}, | |
47 | { "inc", Inc, 1, 3, 5}, | |
48 | { "dec", Dec, 1, 3, 5}, | |
49 | { "disp", Disp, 0, 4, 9}, | |
50 | { "mem", Memory, 1, 3, 5}, | |
51 | { "clr", Clear, 0, 3, 9}, | |
52 | { "quit", Quit, 0, 4, 9}, | |
53 | { "help", Help, 0, 4, 9}, | |
54 | { "hist", History, 0, 4, 9}, | |
55 | { "!", Not, 1, 1, 6}, | |
56 | { "cond", Cond, 3, 4, 5}, | |
57 | { "while", While, 2, 5, 5}, | |
58 | { "print", Print, 1, 5, 5}, | |
59 | { "prog", Prog, 2, 4, 9}, | |
60 | { "arg", Arg, 1, 3, 5}, | |
61 | { "call", Call, MAX_ARGS, 4, 5}, | |
62 | { "ls", List, 0, 2, 9}, | |
63 | { "edit", Edit, 1, 4, 9}, | |
64 | { "del", Del, 1, 3, 9}, | |
65 | { "get", Get, 1, 3, 5}, | |
66 | { "len", Length, 0, 3, 5}, | |
67 | { "pop", Pop, 0, 3, 5}, | |
68 | { "push", Push, 1, 4, 5}, | |
69 | { "put", Put, 2, 3, 5}, | |
70 | { "set", Set, MAX_ARGS, 3, 5}, | |
71 | { "show", Show, 0, 4, 5}, | |
72 | { "max", Max, 2, 3, 5}, | |
73 | { "mean", Mean, 2, 4, 5}, | |
74 | { "med", Median, 0, 3, 5}, | |
75 | { "min", Min, 2, 3, 5}, | |
76 | { "ord", Order, 0, 3, 5}, | |
77 | { "prod", Prod, 0, 4, 5}, | |
78 | { "sum", Sum, 0, 3, 5}, | |
79 | { "var", Variance, 2, 3, 5}, | |
80 | { "format", Precision, 1, 6, 9}, | |
81 | { "base", Base, 2, 4, 9}, | |
82 | { "deg", Deg, 0, 3, 9}, | |
83 | { "grad", Grad, 0, 4, 9}, | |
84 | { "rad", Rad, 0, 3, 9} | |
85 | }; | |
86 | ||
87 | keyword_t constants[NB_CONSTANTS] = { | |
88 | { "ans", Ans, 0, 3, 5}, | |
89 | { "e", E, 0, 1, 5}, | |
90 | { "pi", Pi, 0, 2, 5} | |
91 | }; | |
92 | ||
93 | char *symbols[NB_SYMBOLS] = { | |
94 | "(", ")", "{", "}" | |
95 | }; | |
96 | ||
a24bd519 LM |
97 | /* allocate new element */ |
98 | ||
99 | element_t *newelement (func_t function, int nbops, int prio) | |
100 | { | |
101 | element_t *new = (element_t *) callocordie (1, sizeof (element_t)); | |
102 | if (nbops) { | |
103 | new->ops = (element_t **) callocordie (nbops, sizeof (element_t *)); | |
104 | } | |
105 | new->func = function; | |
106 | new->nbops = nbops; | |
107 | new->prio = prio; | |
108 | ||
109 | return new; | |
110 | } | |
111 | ||
112 | /* desallocate element */ | |
113 | ||
114 | void delelement (element_t *root) | |
115 | { | |
116 | if ((root != NULL) && (root != ERROR_OP)) { | |
117 | int i; | |
118 | for (i = 0; i < root->nbops; i++) { | |
119 | delelement (root->ops[i]); | |
120 | } | |
121 | if (root->nbops) { | |
122 | free (root->ops); | |
123 | } | |
124 | free (root); | |
125 | } | |
126 | } | |
127 | ||
128 | /* duplicate element */ | |
129 | ||
130 | element_t *dupelement (element_t *root) | |
131 | { | |
132 | element_t *tmp = NULL; | |
133 | int i; | |
134 | ||
135 | if ((root == NULL) || (root == ERROR_OP)) { | |
136 | return root; | |
137 | } | |
138 | tmp = newelement (root->func, root->nbops, root->prio); | |
139 | tmp->value = root->value; | |
140 | for (i = 0; i < root->nbops; i++) { | |
141 | tmp->ops[i] = dupelement (root->ops[i]); | |
142 | } | |
143 | return tmp; | |
144 | } | |
145 | ||
146 | /* vim: set ts=4 sw=4 et: */ |