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array.c
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#include "array.h"
#include "lexer.h"
#include "parser.h"
#include "expression.h"
#include "interpreter.h"
Array ** new_array(void) {
Array **_array = (Array **)calloc(2, sizeof(Array *));
return _array;
}
Array ** copy_array(Array **Y, Array **X) {
unsigned int l = _get_len(X);
Y = (Array **)calloc(l + 1, sizeof(Array *));
int i = 0;
while (X[i]) {
Array *el; el = (Array *)malloc(sizeof(Array));
el -> type_id = X[i] -> type_id;
if (X[i] -> type_id == INTEGER) {
int *value; value = (int *)malloc(sizeof(int));
*value = *(int *)(X[i] -> element);
el -> element = value;
} else if (X[i] -> type_id == FLOAT) {
float *value; value = (float *)malloc(sizeof(float));
*value = *(float *)(X[i] -> element);
el -> element = value;
} else if (X[i] -> type_id == STRING) {
char *value; value = calloc(strlen((char *)X[i] -> element) + 1, sizeof(char));
strcpy(value, (char *)X[i] -> element);
el -> element = value;
} else if (X[i] -> type_id == ARRAY || X[i] -> type_id == ARRAY_EL) {
Array **sub_array;
sub_array = copy_array(sub_array, X[i] -> element);
el -> element = sub_array;
} else if (X[i] -> type_id == EXP_TK) {
ExpressionToken * value = copy_expression_token(X[i] -> element);
el -> element = value;
}
Y[i] = el;
i++;
}
return Y;
}
Array ** realloc_array(Array **_array, unsigned long nsize) {
Array **reallocated_array = (Array**)calloc(nsize, sizeof(Array *));
int array_count, reallocated_array_count; array_count = reallocated_array_count = 0;
while (_array[array_count]) {
Array *el; el = malloc(sizeof(Array));
el -> type_id = _array[array_count] -> type_id;
el -> element = _array[array_count] -> element;
reallocated_array[reallocated_array_count] = el;
free(_array[array_count]);
array_count++; reallocated_array_count++;
}
free(_array);
return reallocated_array;
}
Array ** append(Array **_array, char type_id, void *value) {
unsigned long len = _get_len(_array);
if (len) _array = realloc_array(_array, len + 2);
Array *el; el = malloc(sizeof(Array));
el -> type_id = type_id; el -> element = value;
_array[len] = el;
return _array;
}
Array ** insert(Array **_array, char type_id, void *value, unsigned long position) {
Array *el; el = malloc(sizeof(Array));
el -> type_id = type_id; el -> element = value;
if (!(*_array)) {
_array[0] = el;
return _array;
}
unsigned long len = _get_len(_array);
if (len) _array = realloc_array(_array, len + 2);
// shift array to the left by one element
memmove(_array + position + 1, _array + position, sizeof(Array *) * (len - position));
_array[position] = el;
return _array;
}
unsigned long _get_len(Array **_array) {
unsigned long l = 0;
while (_array[l]) l++;
return l;
}
Array * pop_el(Array **X) {
if (*X) {
int length = _get_len(X);
Array *first = *X; X++;
memcpy(X - 1, X, sizeof(Array *) * length);
X[length - 1] = 0;
return first;
} else {
return 0;
}
}
Array * pop_last_el(Array **X) {
if (*X) {
int length = _get_len(X) - 1;
Array *last = X[length]; X[length] = 0;
return last;
} else return 0;
}
Array * get_first_el(Array **X) {
return *X;
}
Array * get_last_el(Array **X) {
int length = _get_len(X);
if (length) return X[length - 1];
else return 0;
}
int is_empty(Array **X) {
return !(*X);
}
void array_destructor(Array **_array) {
int i = 0;
while (_array[i]) {
if (_array[i] -> type_id == ARRAY || _array[i] -> type_id == ARRAY_EL) array_destructor(_array[i] -> element);
else if (_array[i] -> type_id == TOKEN) token_destructor(_array[i] -> element);
else if (_array[i] -> type_id == EXP_TK || _array[i] -> type_id == ELEMENT) exp_token_destructor(_array[i]->element);
else if (_array[i] -> type_id == CONSTANT) constant_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_IF) if_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_WHILE) while_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_FUNC) function_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_RETURN) return_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_GLOBAL) global_destructor(_array[i]->element);
else if (_array[i] -> type_id == STMT_NAMESPACE) namespace_destructor_stmt(_array[i]->element);
else free(_array[i] -> element);
free(_array[i]);
i++;
}
free(_array);
}