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82
src/main.c
82
src/main.c
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@ -2,32 +2,68 @@
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#include "node.h"
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int main(int argc, char** argv){
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NOD_Node* node = NOD_CreateNode("Main Node");
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NOD_Node* child1 = NOD_CreateNode("First child");
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NOD_Node* child1child1 = NOD_CreateNode("Child of first child");
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NOD_Node* child2 = NOD_CreateNode("Second child");
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NOD_Node* child3 = NOD_CreateNode("Third child");
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NOD_Node* child3child1 = NOD_CreateNode("First child of third child");
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NOD_Node* child3child2 = NOD_CreateNode("Second child of third child");
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int main(int argc, char* *argv){
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NOD_Node *distros = NOD_CreateNode("Distros");
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NOD_Node *linoox = NOD_CreateNode("GNU/Linux");
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NOD_Node *debian = NOD_CreateNode("Debian");
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NOD_Node *ubuntu = NOD_CreateNode("Ubuntu");
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NOD_Node *mint = NOD_CreateNode("Linux Mint");
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NOD_Node *devuan = NOD_CreateNode("Devuan");
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NOD_Node *kali = NOD_CreateNode("Kali Linux");
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NOD_Node *voidlinux = NOD_CreateNode("Void Linux");
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NOD_Node *arch = NOD_CreateNode("Arch");
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NOD_Node *manjaro = NOD_CreateNode("Manjaro");
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NOD_Node *parabola = NOD_CreateNode("Parabola");
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NOD_Node *endeavouros = NOD_CreateNode("EndeavourOS");
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NOD_Node *bsd = NOD_CreateNode("BSD");
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NOD_Node *freebsd = NOD_CreateNode("FreeBSD");
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NOD_Node *openbsd = NOD_CreateNode("OpenBSD");
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NOD_Node *debianbsd = NOD_CreateNode("Debian GNU/kFreeBSD");
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NOD_NodeAddChild(node, child1);
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NOD_NodeAddChild(child1, child1child1);
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NOD_NodeAddChild(node, child2);
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NOD_NodeAddChild(node, child3);
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NOD_NodeAddChild(child3, child3child1);
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NOD_NodeAddChild(child3, child3child2);
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NOD_NodeAddChild(distros, linoox);
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NOD_NodeAddChild(distros, bsd);
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NOD_NodeUnparent(child2);
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NOD_NodeAddChild(linoox, debian);
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NOD_NodeAddChild(linoox, voidlinux);
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NOD_NodeAddChild(linoox, arch);
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NOD_PrintNodeTree(node);
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NOD_NodeAddChild(debian, ubuntu);
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NOD_NodeAddChild(debian, devuan);
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NOD_NodeAddChild(debian, kali);
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NOD_DestroyNode(node);
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NOD_DestroyNode(child1);
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NOD_DestroyNode(child1child1);
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NOD_DestroyNode(child2);
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NOD_DestroyNode(child3);
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NOD_DestroyNode(child3child1);
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NOD_DestroyNode(child3child2);
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NOD_NodeAddChild(ubuntu, mint);
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NOD_NodeAddChild(arch, manjaro);
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NOD_NodeAddChild(arch, parabola);
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NOD_NodeAddChild(arch, endeavouros);
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NOD_NodeAddChild(bsd, freebsd);
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NOD_NodeAddChild(bsd, openbsd);
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NOD_NodeAddChild(bsd, debianbsd);
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//NOD_NodeUnparent(child2);
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NOD_PrintNodeTree(distros);
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NOD_PrintNodeTree(arch);
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NOD_PrintNodeTree(linoox);
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NOD_PrintNodeTree(debian);
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NOD_PrintNodeTree(freebsd);
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NOD_DestroyNode(distros);
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NOD_DestroyNode(linoox);
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NOD_DestroyNode(debian);
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NOD_DestroyNode(ubuntu);
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NOD_DestroyNode(mint);
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NOD_DestroyNode(devuan);
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NOD_DestroyNode(kali);
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NOD_DestroyNode(voidlinux);
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NOD_DestroyNode(arch);
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NOD_DestroyNode(manjaro);
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NOD_DestroyNode(parabola);
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NOD_DestroyNode(endeavouros);
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NOD_DestroyNode(bsd);
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NOD_DestroyNode(freebsd);
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NOD_DestroyNode(openbsd);
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NOD_DestroyNode(debianbsd);
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return 0;
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}
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76
src/node.c
76
src/node.c
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@ -2,9 +2,10 @@
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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NOD_Node* NOD_CreateNode(char* name){
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NOD_Node* node = malloc(sizeof(NOD_Node));
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NOD_Node *NOD_CreateNode(char *name){
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NOD_Node *node = malloc(sizeof(NOD_Node));
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if(node != NULL){
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node->name = name;
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@ -17,20 +18,20 @@ NOD_Node* NOD_CreateNode(char* name){
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return node;
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}
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void NOD_DestroyNode(NOD_Node* node){
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void NOD_DestroyNode(NOD_Node *node){
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if(node != NULL){
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free(node);
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}
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}
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void NOD_NodeAddChild(NOD_Node* parent, NOD_Node* child){
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void NOD_NodeAddChild(NOD_Node *parent, NOD_Node *child){
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if(parent != NULL && child != NULL){
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/** Prevent recursion */
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if(parent == child){
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fprintf(stderr, "NOD_Warning: A node cannot be added to itself.\n");
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return;
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}
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NOD_Node* tmp_parent = parent->parent;
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NOD_Node *tmp_parent = parent->parent;
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while(tmp_parent != NULL){
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if(tmp_parent == child){
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fprintf(stderr, "NOD_Warning: Can't add a parent of a node as its child.\n");
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@ -69,7 +70,7 @@ void NOD_NodeAddChild(NOD_Node* parent, NOD_Node* child){
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has already been tested */
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else if(parent->childc > 0){
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parent->childv = realloc(parent->childv,
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sizeof(child) * (parent->childc+1));
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sizeof(child) *(parent->childc+1));
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if(parent->childv != NULL){
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parent->childv[parent->childc] = child;
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@ -87,9 +88,9 @@ void NOD_NodeAddChild(NOD_Node* parent, NOD_Node* child){
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}
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}
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void NOD_NodeUnparent(NOD_Node* node){
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void NOD_NodeUnparent(NOD_Node *node){
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if(node != NULL && node->parent != NULL){
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NOD_Node* parent = node->parent;
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NOD_Node *parent = node->parent;
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for(int i = 0; i < parent->childc; i ++){
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if(parent->childv[i] == node){
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@ -99,7 +100,7 @@ void NOD_NodeUnparent(NOD_Node* node){
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if(i + 1 == parent->childc){
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//fprintf(stderr,
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//"NOD_Debug: Freeing last child of vector...\n");
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parent->childv = realloc(parent->childv, sizeof(node) * parent->childc);
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parent->childv = realloc(parent->childv, sizeof(node) *parent->childc);
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parent->childc--;
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}
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}
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@ -109,32 +110,65 @@ void NOD_NodeUnparent(NOD_Node* node){
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}
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}
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void nodetree_print_branch(NOD_Node* node, int level, int pos){
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int get_child_pos(NOD_Node *node){
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int count = 0;
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if(node != NULL && node->parent != NULL){
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for(int i = 0; i < node->parent->childc; i++){
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if(node->parent->childv[i] == node) return count;
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count++;
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}
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return 0;
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}
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return -1;
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}
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void nodetree_print_branch(NOD_Node *node, char* level){
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if(node != NULL){
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if(pos+1 != node->parent->childc) printf("├── ");
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else printf("└── ");
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printf("\"%s\"\n", node->name);
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for(int i = 0; level[i] != '\0'; i++){
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if(level[i] == 'y') printf("│ ");
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else printf(" ");
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}
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if(node->parent != NULL){
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if(get_child_pos(node)+1 != node->parent->childc){
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printf("├─ ");
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strcat(level, "y");
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}
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else{
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printf("└─ ");
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strcat(level, "n");
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}
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}
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printf("%s\n", node->name);
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/** Recurse */
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for(int i = 0; i < node->childc; i++){
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if(pos+1 != node->parent->childc) printf("│ ");
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else printf(" ");
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nodetree_print_branch(node->childv[i], level+1, i);
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nodetree_print_branch(node->childv[i], level);
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}
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if(node->parent != NULL){
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level = (char *)realloc(level, strlen(level) * sizeof(char));
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level[strlen(level)-1] = '\0';
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}
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}
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}
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void NOD_PrintNodeTree(NOD_Node* node){
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void NOD_PrintNodeTree(NOD_Node *node){
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if(node != NULL){
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printf("\"%s\"\n", node->name);
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char* level = strdup("");
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printf("%s\n", node->name);
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for(int i = 0; i < node->childc; i++){
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nodetree_print_branch(node->childv[i], 0, i);
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nodetree_print_branch(node->childv[i], level);
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}
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free(level);
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}
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}
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int NOD_NodeChildCount(NOD_Node* node){
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unsigned int count = 0;
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int NOD_NodeChildCount(NOD_Node *node){
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int count = 0;
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for(int i = 0; i < node->childc; i++){
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if(node->childv[i] != NULL) count++;
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}
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18
src/node.h
18
src/node.h
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@ -2,24 +2,24 @@
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#define __NODE_H_
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typedef struct node{
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char* name;
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char *name;
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/** childc keeps track of allocated space,
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not amount of children. For that use
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NOD_NodeChildCount */
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int childc;
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struct node** childv;
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struct node* parent;
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struct node* *childv;
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struct node *parent;
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} NOD_Node;
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NOD_Node* NOD_CreateNode(char* name);
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void NOD_DestroyNode(NOD_Node* node);
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NOD_Node *NOD_CreateNode(char *name);
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void NOD_DestroyNode(NOD_Node *node);
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void NOD_NodeAddChild(NOD_Node* parent, NOD_Node* child);
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void NOD_NodeUnparent(NOD_Node* child);
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void NOD_NodeAddChild(NOD_Node *parent, NOD_Node *child);
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void NOD_NodeUnparent(NOD_Node *child);
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void NOD_PrintNodeTree(NOD_Node* node);
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int NOD_NodeChildCount(NOD_Node* node);
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void NOD_PrintNodeTree(NOD_Node *node);
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int NOD_NodeChildCount(NOD_Node *node);
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#endif // __NODE_H_
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