eburk/libflint
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This commit is contained in:
Evan Burkey 2021-02-01 14:27:01 -08:00
parent 86be1e8de5
commit d564364686
10 changed files with 106 additions and 106 deletions
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2
README.md
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@ -1,3 +1,3 @@
# flint
# libflint
My personal library of common C data structures and algorithms.

24
include/binarytree.h
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@ -1,29 +1,29 @@
#ifndef LIBFLINT_BINARY_TREE_H
#define LIBFLINT_BINARY_TREE_H
struct BinTreeNode {
typedef struct BinTreeNode {
void *data;
struct BinTreeNode *left;
struct BinTreeNode *right;
};
} BinTreeNode;
struct BinTree {
typedef struct {
int size;
int (*compare)(const void *a, const void *b);
void (*destroy)(void *data);
struct BinTreeNode *root;
};
} BinTree;
void bintree_init(struct BinTree *tree, void (*destroy)(void *data));
void bintree_destroy(struct BinTree *tree);
int bintree_ins_left(struct BinTree *tree, struct BinTreeNode *node, void *data);
int bintree_ins_right(struct BinTree *tree, struct BinTreeNode *node, void *data);
void bintree_rem_left(struct BinTree *tree, struct BinTreeNode *node);
void bintree_rem_right(struct BinTree *tree, struct BinTreeNode *node);
int bintree_merge(struct BinTree *merge, struct BinTree *left, struct BinTree *right, void *data);
void bintree_debug_print(struct BinTree *tree);
void bintree_init(BinTree *tree, void (*destroy)(void *data));
void bintree_destroy(BinTree *tree);
int bintree_ins_left(BinTree *tree, BinTreeNode *node, void *data);
int bintree_ins_right(BinTree *tree, BinTreeNode *node, void *data);
void bintree_rem_left(BinTree *tree, BinTreeNode *node);
void bintree_rem_right(BinTree *tree, BinTreeNode *node);
int bintree_merge(BinTree *merge, BinTree *left, BinTree *right, void *data);
void bintree_debug_print(BinTree *tree);
#define bintree_is_eob(node) ((node) == NULL)
#define bintree_is_leaf(node) ((node)->left == NULL && (node)->right == NULL)

22
include/linkedlist.h
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@ -3,13 +3,13 @@
#include <stddef.h>
struct ListNode {
typedef struct ListNode {
void* data;
struct ListNode* next;
struct ListNode* prev;
};
} ListNode;
struct List {
typedef struct {
size_t size;
void (*destroy)(void* data);
@ -17,14 +17,14 @@ struct List {
struct ListNode* head;
struct ListNode* tail;
};
} List;
void ll_init(struct List* list, void (*destroy)(void *data));
void ll_destroy(struct List* list);
int ll_ins_next(struct List* list, struct ListNode* node, const void* data);
int ll_ins_prev(struct List* list, struct ListNode* node, const void* data);
int ll_remove(struct List* list, struct ListNode* node, void** data);
int ll_remove_next(struct List* list, struct ListNode* node, void** data);
int ll_remove_prev(struct List* list, struct ListNode* node, void** data);
void ll_init(List* list, void (*destroy)(void *data));
void ll_destroy(List* list);
int ll_ins_next(List* list, ListNode* node, const void* data);
int ll_ins_prev(List* list, ListNode* node, const void* data);
int ll_remove(List* list, ListNode* node, void** data);
int ll_remove_next(List* list, ListNode* node, void** data);
int ll_remove_prev(List* list, ListNode* node, void** data);
#endif

20
include/set.h
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@ -5,16 +5,16 @@
#define Set List
void set_init(struct Set* set, int (*match)(const void* a, const void* b),
void set_init(Set* set, int (*match)(const void* a, const void* b),
void (*destroy)(void* data));
void set_destroy(struct Set* set);
int set_insert(struct Set* set, const void* data);
int set_remove(struct Set* set, void** data);
int set_union(struct Set* setu, const struct Set* a, const struct Set* b);
int set_intersection(struct Set* seti, const struct Set* a, const struct Set* b);
int set_difference(struct Set* setd, const struct Set* a, const struct Set* b);
int set_is_member(const struct Set* set, const void* data);
int set_is_subset(const struct Set* a, const struct Set* b);
int set_is_equal(const struct Set* a, const struct Set* b);
void set_destroy(Set* set);
int set_insert(Set* set, const void* data);
int set_remove(Set* set, void** data);
int set_union(Set* setu, const Set* a, const Set* b);
int set_intersection(Set* seti, const Set* a, const Set* b);
int set_difference(Set* setd, const Set* a, const Set* b);
int set_is_member(const Set* set, const void* data);
int set_is_subset(const Set* a, const Set* b);
int set_is_equal(const Set* a, const Set* b);
#endif

10
include/stack.h
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@ -5,10 +5,10 @@
#define Stack List
void stack_init(struct Stack* stack, void (*destroy)(void* data));
void stack_destroy(struct Stack* stack);
int stack_push(struct Stack* stack, void *data);
void *stack_peek(struct Stack *stack);
int stack_pop(struct Stack *stack, void **data);
void stack_init(Stack* stack, void (*destroy)(void* data));
void stack_destroy(Stack* stack);
int stack_push(Stack* stack, void *data);
void *stack_peek(Stack *stack);
int stack_pop(Stack *stack, void **data);
#endif

36
src/binarytree.c
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@ -4,21 +4,21 @@
#include "binarytree.h"
void bintree_init(struct BinTree *tree, void (*destroy)(void *data)) {
void bintree_init(BinTree *tree, void (*destroy)(void *data)) {
tree->size = 0;
tree->destroy = destroy;
tree->compare = NULL;
tree->root = NULL;
}
void bintree_destroy(struct BinTree *tree) {
void bintree_destroy(BinTree *tree) {
bintree_rem_left(tree, NULL);
memset(tree, 0, sizeof(struct BinTree));
memset(tree, 0, sizeof(BinTree));
}
int bintree_ins_left(struct BinTree *tree, struct BinTreeNode *node, void *data) {
struct BinTreeNode *new_node;
struct BinTreeNode **pos;
int bintree_ins_left(BinTree *tree, BinTreeNode *node, void *data) {
BinTreeNode *new_node;
BinTreeNode **pos;
if (node == NULL) {
if (tree->size > 0) {
@ -32,7 +32,7 @@ int bintree_ins_left(struct BinTree *tree, struct BinTreeNode *node, void *data)
pos = &node->left;
}
if ((new_node = malloc(sizeof(struct BinTreeNode))) == NULL) {
if ((new_node = malloc(sizeof(BinTreeNode))) == NULL) {
return 2;
}
@ -45,9 +45,9 @@ int bintree_ins_left(struct BinTree *tree, struct BinTreeNode *node, void *data)
return 0;
}
int bintree_ins_right(struct BinTree *tree, struct BinTreeNode *node, void *data) {
struct BinTreeNode *new_node;
struct BinTreeNode **pos;
int bintree_ins_right(BinTree *tree, BinTreeNode *node, void *data) {
BinTreeNode *new_node;
BinTreeNode **pos;
if (node == NULL) {
if (tree->size > 0) {
@ -61,7 +61,7 @@ int bintree_ins_right(struct BinTree *tree, struct BinTreeNode *node, void *data
pos = &node->right;
}
if ((new_node = malloc(sizeof(struct BinTreeNode))) == NULL) {
if ((new_node = malloc(sizeof(BinTreeNode))) == NULL) {
return 2;
}
@ -74,12 +74,12 @@ int bintree_ins_right(struct BinTree *tree, struct BinTreeNode *node, void *data
return 0;
}
void bintree_rem_left(struct BinTree *tree, struct BinTreeNode *node) {
void bintree_rem_left(BinTree *tree, BinTreeNode *node) {
if (tree->size == 0) {
return;
}
struct BinTreeNode **pos;
BinTreeNode **pos;
if (node == NULL) {
pos = &tree->root;
} else {
@ -98,12 +98,12 @@ void bintree_rem_left(struct BinTree *tree, struct BinTreeNode *node) {
}
}
void bintree_rem_right(struct BinTree *tree, struct BinTreeNode *node) {
void bintree_rem_right(BinTree *tree, BinTreeNode *node) {
if (tree->size == 0) {
return;
}
struct BinTreeNode **pos;
BinTreeNode **pos;
if (node == NULL) {
pos = &tree->root;
} else {
@ -122,7 +122,7 @@ void bintree_rem_right(struct BinTree *tree, struct BinTreeNode *node) {
}
}
int bintree_merge(struct BinTree *merge, struct BinTree *left, struct BinTree *right, void *data) {
int bintree_merge(BinTree *merge, BinTree *left, BinTree *right, void *data) {
bintree_init(merge, left->destroy);
if (bintree_ins_left(merge, NULL, data) != 0) {
bintree_destroy(merge);
@ -140,7 +140,7 @@ int bintree_merge(struct BinTree *merge, struct BinTree *left, struct BinTree *r
return 0;
}
void print_node(char* prefix, struct BinTreeNode *node, int is_left, void (*pfunc)(void* data)) {
void print_node(char* prefix, BinTreeNode *node, int is_left, void (*pfunc)(void* data)) {
if (node != NULL) {
printf("%s%s", prefix, (is_left ? "├──" : "└──" ));
pfunc(node->data);
@ -158,6 +158,6 @@ void bintree_debug_pfunc_int(void* data) {
printf("%d\n", i);
}
void bintree_debug_print(struct BinTree *tree) {
void bintree_debug_print(BinTree *tree) {
print_node("", tree->root, 0, bintree_debug_pfunc_int);
}

24
src/linkedlist.c
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@ -3,29 +3,29 @@
#include "linkedlist.h"
void ll_init(struct List* list, void (*destroy)(void *data)) {
void ll_init(List* list, void (*destroy)(void *data)) {
list->size = 0;
list->destroy = destroy;
list->head = NULL;
list->tail = NULL;
}
void ll_destroy(struct List* list) {
void ll_destroy(List* list) {
void* data;
while (list->size > 0) {
if (ll_remove(list, list->tail, (void**)&data) == 0 && list->destroy != NULL) {
list->destroy(data);
}
}
memset(list, 0, sizeof(struct List));
memset(list, 0, sizeof(List));
}
int ll_ins_next(struct List* list, struct ListNode* node, const void* data) {
struct ListNode* new_node;
int ll_ins_next(List* list, ListNode* node, const void* data) {
ListNode* new_node;
if (node == NULL && list->size != 0) {
return -1;
}
if ((new_node = malloc(sizeof(struct ListNode))) == NULL) {
if ((new_node = malloc(sizeof(ListNode))) == NULL) {
return -1;
}
@ -50,12 +50,12 @@ int ll_ins_next(struct List* list, struct ListNode* node, const void* data) {
return 0;
}
int ll_ins_prev(struct List* list, struct ListNode* node, const void* data) {
struct ListNode* new_node;
int ll_ins_prev(List* list, ListNode* node, const void* data) {
ListNode* new_node;
if (node == NULL && list->size != 0) {
return -1;
}
if ((new_node = malloc(sizeof(struct ListNode))) == NULL) {
if ((new_node = malloc(sizeof(ListNode))) == NULL) {
return -1;
}
@ -80,7 +80,7 @@ int ll_ins_prev(struct List* list, struct ListNode* node, const void* data) {
return 0;
}
int ll_remove(struct List* list, struct ListNode* node, void** data) {
int ll_remove(List* list, ListNode* node, void** data) {
if (node == NULL || list->size == 0) {
return -1;
}
@ -106,14 +106,14 @@ int ll_remove(struct List* list, struct ListNode* node, void** data) {
return 0;
}
int ll_remove_next(struct List* list, struct ListNode* node, void** data) {
int ll_remove_next(List* list, ListNode* node, void** data) {
if (node->next == NULL) {
return -1;
}
return ll_remove(list, node->next, data);
}
int ll_remove_prev(struct List* list, struct ListNode* node, void** data) {
int ll_remove_prev(List* list, ListNode* node, void** data) {
if (node->prev == NULL) {
return -1;
}

32
src/set.c
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@ -1,24 +1,24 @@
#include "set.h"
void set_init(struct Set* set, int (*match)(const void* a, const void* b),
void set_init(Set* set, int (*match)(const void* a, const void* b),
void (*destroy)(void* data)) {
ll_init(set, destroy);
set->match = match;
}
void set_destroy(struct Set* set) {
void set_destroy(Set* set) {
ll_destroy(set);
}
int set_insert(struct Set* set, const void* data) {
int set_insert(Set* set, const void* data) {
if (set_is_member(set, data)) {
return 1;
}
return ll_ins_next(set, set->tail, data);
}
int set_remove(struct Set* set, void** data) {
struct ListNode* node = NULL;
int set_remove(Set* set, void** data) {
ListNode* node = NULL;
for (node = set->head; node != NULL; node = node->next) {
if (set->match(*data, node->data)) {
@ -32,8 +32,8 @@ int set_remove(struct Set* set, void** data) {
return ll_remove_next(set, node, data);
}
int set_union(struct Set* setu, const struct Set* a, const struct Set* b) {
struct ListNode* node;
int set_union(Set* setu, const Set* a, const Set* b) {
ListNode* node;
void* data;
set_init(setu, a->match, NULL);
@ -59,8 +59,8 @@ int set_union(struct Set* setu, const struct Set* a, const struct Set* b) {
return 0;
}
int set_intersection(struct Set* seti, const struct Set* a, const struct Set* b) {
struct ListNode* node;
int set_intersection(Set* seti, const Set* a, const Set* b) {
ListNode* node;
void* data;
set_init(seti, a->match, NULL);
@ -77,8 +77,8 @@ int set_intersection(struct Set* seti, const struct Set* a, const struct Set* b)
return 0;
}
int set_difference(struct Set* setd, const struct Set* a, const struct Set* b) {
struct ListNode* node;
int set_difference(Set* setd, const Set* a, const Set* b) {
ListNode* node;
void* data;
set_init(setd, a->match, NULL);
@ -95,8 +95,8 @@ int set_difference(struct Set* setd, const struct Set* a, const struct Set* b) {
return 0;
}
int set_is_member(const struct Set* set, const void* data) {
for (struct ListNode* node = set->head; node != NULL; node = node->next) {
int set_is_member(const Set* set, const void* data) {
for (ListNode* node = set->head; node != NULL; node = node->next) {
if (set->match(data, node->data)) {
return 1;
}
@ -104,11 +104,11 @@ int set_is_member(const struct Set* set, const void* data) {
return 0;
}
int set_is_subset(const struct Set* a, const struct Set* b) {
int set_is_subset(const Set* a, const Set* b) {
if (a->size > b->size) {
return 0;
}
for (struct ListNode* node = a->head; node != NULL; node = node->next) {
for (ListNode* node = a->head; node != NULL; node = node->next) {
if (!set_is_member(b, node->data)) {
return 0;
}
@ -116,7 +116,7 @@ int set_is_subset(const struct Set* a, const struct Set* b) {
return 1;
}
int set_is_equal(const struct Set* a, const struct Set* b) {
int set_is_equal(const Set* a, const Set* b) {
if (a->size == b->size) {
return 0;
}

10
src/stack.c
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@ -1,14 +1,14 @@
#include "stack.h"
void stack_init(struct Stack* stack, void (*destroy)(void* data)) {
void stack_init(Stack* stack, void (*destroy)(void* data)) {
ll_init(stack, destroy);
}
void stack_destroy(struct Stack* stack) {
void stack_destroy(Stack* stack) {
ll_destroy(stack);
}
int stack_push(struct Stack* stack, void *data) {
int stack_push(Stack* stack, void *data) {
if (stack->size == 0) {
return ll_ins_next(stack, NULL, data);
} else {
@ -16,10 +16,10 @@ int stack_push(struct Stack* stack, void *data) {
}
}
void *stack_peek(struct Stack *stack) {
void *stack_peek(Stack *stack) {
return stack->tail == NULL ? NULL : stack->tail->data;
}
int stack_pop(struct Stack *stack, void **data) {
int stack_pop(Stack *stack, void **data) {
return ll_remove(stack, stack->tail, data);
}

32
tests/tests.c
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@ -6,8 +6,8 @@
#include "stack.h"
#include "binarytree.h"
void print_ll(struct List* list) {
for (struct ListNode* node = list->head; node != NULL; node = node->next) {
void print_ll(List* list) {
for (ListNode* node = list->head; node != NULL; node = node->next) {
printf(" %d", *((int*)node->data));
}
printf("\n");
@ -15,7 +15,7 @@ void print_ll(struct List* list) {
void test_ll() {
printf("\n--- LIST TEST ---\n");
struct List* list = malloc(sizeof(struct List));
List* list = malloc(sizeof(List));
ll_init(list, NULL);
int i = 1;
@ -26,13 +26,13 @@ void test_ll() {
ll_ins_next(list, list->tail, (void*)&j);
ll_ins_next(list, list->tail, (void*)&k);
printf("struct List: ");
printf("List: ");
print_ll(list);
void* data;
ll_remove_next(list, list->head, &data);
printf("struct List: ");
printf("List: ");
print_ll(list);
printf("Removed: %d\n", *((int*)data));
@ -46,7 +46,7 @@ int int_match(const void* a, const void* b) {
void test_set() {
printf("\n--- SET TEST ---\n");
struct Set* set = malloc(sizeof(struct Set));
Set* set = malloc(sizeof(Set));
set_init(set, int_match, NULL);
int i = 1;
@ -60,22 +60,22 @@ void test_set() {
int i2 = 1;
int j2 = 4;
struct Set* set2 = malloc(sizeof(struct Set));
Set* set2 = malloc(sizeof(Set));
set_init(set2, int_match, NULL);
set_insert(set2, (void*)&i2);
set_insert(set2, (void*)&j2);
printf("struct Set 1:");
printf("Set 1:");
print_ll(set);
printf("struct Set 2:");
printf("Set 2:");
print_ll(set2);
printf("\n");
struct Set* set_u = malloc(sizeof(struct Set));
struct Set* set_i = malloc(sizeof(struct Set));
struct Set* set_d = malloc(sizeof(struct Set));
Set* set_u = malloc(sizeof(Set));
Set* set_i = malloc(sizeof(Set));
Set* set_d = malloc(sizeof(Set));
set_union(set_u, set, set2);
printf("Union:");
@ -103,13 +103,13 @@ void test_set() {
void test_stack() {
printf("\n--- STACK TEST ---\n");
struct Stack *stack = malloc(sizeof(struct Stack));
Stack *stack = malloc(sizeof(Stack));
stack_init(stack, NULL);
int a = 1, b = 2;
stack_push(stack, &a);
stack_push(stack, &b);
printf("struct Stack size: %lu\n", stack->size);
printf("Stack size: %lu\n", stack->size);
int *p = NULL;
stack_pop(stack, (void **)&p);
@ -117,14 +117,14 @@ void test_stack() {
stack_pop(stack, (void **)&p);
printf("a = %d\n", *p);
printf("struct Stack size: %lu\n", stack->size);
printf("Stack size: %lu\n", stack->size);
stack_destroy(stack);
}
void test_bintree() {
printf("\n--- BINARY TREE TEST ---\n");
struct BinTree *tree = malloc(sizeof(struct BinTree));
BinTree *tree = malloc(sizeof(BinTree));
bintree_init(tree, NULL);
int root = 0;