LB_3

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <dirent.h>

#define START_FOLDER "./labyrinth"

void minoPasses(char** filenames, char* Pass, char* wordToSearch, int* counter){
    DIR* curDir = opendir(Pass);
    struct dirent* curFile = readdir(curDir);
    while(curFile){
        if (strcmp(curFile->d_name, ".") == 0 || strcmp(curFile->d_name, "..") == 0) {
            curFile = readdir(curDir);
            continue;
        }
        else if(strstr(curFile->d_name, ".txt") == NULL){
            char* newPass = calloc(strlen(Pass)+strlen(curFile->d_name)+2, sizeof(char));
            strcat(newPass, Pass);
            strcat(newPass, "/");
            strcat(newPass, curFile->d_name);
            minoPasses(filenames, newPass, wordToSearch, counter);
            free(newPass);
        }
        else{
            char buf[100];
            char* newPass = calloc(strlen(Pass)+strlen(curFile->d_name)+2, sizeof(char));
            strcat(newPass, Pass);
            strcat(newPass, "/");
            strcat(newPass, curFile->d_name);
            FILE* fp = fopen(newPass, "r");
            while(fgets(buf, 100, fp)){
                if((strstr(buf, wordToSearch) != NULL) && (strstr(buf, "Deadlock") == NULL)){
                    if (strcmp(curFile->d_name, "file.txt") != 0) {
                        minoPasses(filenames, START_FOLDER, curFile->d_name, counter);
                    }
                    filenames[*counter] = newPass;
                    (*counter)++;
                }
            }
            fclose(fp);
        }
        curFile = readdir(curDir);
    }
    closedir(curDir);
}

int main()
{
    char **filenames = calloc(3000, sizeof(char *));
    int counter = 0;
    minoPasses(filenames, START_FOLDER, "Minotaur", &counter);
    FILE *resultFile = fopen("./result.txt", "w");
    int j = 0;
    int i = 0;
    for (i; i < counter; i++){
        fprintf(resultFile, "%s\n", filenames[i]);
    }
    for(j; j<counter; j++){
        free(filenames[j]);
    }
    fclose(resultFile);
    free(filenames);
    return 0;
}