/**
 * @file minishell.h
 *
 * @brief Header file for the Minishell project.
 *
 * This header file includes all necessary libraries and headers required for the Minishell project.
 * The following is a list of included headers and the functions or system calls they provide:
 *
 * @headerfile <stdio.h>
 * - int printf(const char *format, ...);
 *   - Prints formatted data to stdout.
 * - void perror(const char *s);
 *   - Prints a descriptive error message to stderr.
 *
 * @headerfile <stdlib.h>
 * - void* malloc(size_t size);
 *   - Allocates memory dynamically.
 * - void free(void *ptr);
 *   - Frees dynamically allocated memory.
 * - void exit(int status);
 *   - Terminates the calling process.
 * - char* getenv(const char *name);
 *   - Retrieves the value of an environment variable.
 *
 * @headerfile <unistd.h>
 * - ssize_t write(int fd, const void *buf, size_t count);
 *   - Writes data to a file descriptor.
 * - int access(const char *pathname, int mode);
 *   - Checks user's permissions for a file.
 * - ssize_t read(int fd, void *buf, size_t count);
 *   - Reads data from a file descriptor.
 * - int close(int fd);
 *   - Closes a file descriptor.
 * - pid_t fork(void);
 *   - Creates a new process.
 * - char* getcwd(char *buf, size_t size);
 *   - Gets the current working directory.
 * - int chdir(const char *path);
 *   - Changes the current working directory.
 * - int unlink(const char *pathname);
 *   - Deletes a name from the filesystem.
 * - int execve(const char *pathname, char *const argv[], char *const envp[]);
 *   - Executes a program.
 * - int dup(int oldfd);
 *   - Duplicates a file descriptor.
 * - int dup2(int oldfd, int newfd);
 *   - Duplicates a file descriptor to a specific descriptor number.
 * - int pipe(int pipefd[2]);
 *   - Creates a pipe.
 * - int isatty(int fd);
 *   - Checks if a file descriptor refers to a terminal.
 * - char* ttyname(int fd);
 *   - Returns the name of the terminal associated with a file descriptor.
 * - int ttyslot(void);
 *   - Returns the index of the current terminal.
 *
 * @headerfile <string.h>
 * - char* strerror(int errnum);
 *   - Returns a string describing the error number.
 *
 * @headerfile <sys/types.h>
 * - Required for various system calls and data types.
 *
 * @headerfile <sys/wait.h>
 * - pid_t wait(int *wstatus);
 *   - Waits for a child process to change state.
 * - pid_t waitpid(pid_t pid, int *wstatus, int options);
 *   - Waits for a specific child process to change state.
 * - pid_t wait3(int *wstatus, int options, struct rusage *rusage);
 *   - Waits for a child process to change state with resource usage information.
 * - pid_t wait4(pid_t pid, int *wstatus, int options, struct rusage *rusage);
 *   - Waits for a specific child process to change state with resource usage information.
 *
 * @headerfile <fcntl.h>
 * - int open(const char *pathname, int flags, ...);
 *   - Opens a file.
 *
 * @headerfile <errno.h>
 * - Provides access to the errno variable.
 *
 * @headerfile <signal.h>
 * - void (*signal(int signum, void (*handler)(int)))(int);
 *   - Sets a signal handler.
 * - int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
 *   - Examines and changes a signal action.
 * - int sigemptyset(sigset_t *set);
 *   - Initializes a signal set to empty.
 * - int sigaddset(sigset_t *set, int signum);
 *   - Adds a signal to a signal set.
 * - int kill(pid_t pid, int sig);
 *   - Sends a signal to a process.
 *
 * @headerfile <readline/readline.h>
 * - char* readline(const char *prompt);
 *   - Reads a line of input from the user.
 * - void rl_clear_history(void);
 *   - Clears the history list.
 * - void rl_on_new_line(void);
 *   - Informs the readline library that the cursor is on a new line.
 * - void rl_replace_line(const char *text, int clear_undo);
 *   - Replaces the contents of the current line.
 * - void rl_redisplay(void);
 *   - Redisplays the current line.
 * - void add_history(const char *line);
 *   - Adds a line to the history list.
 *
 * @headerfile <dirent.h>
 * - DIR* opendir(const char *name);
 *   - Opens a directory stream.
 * - struct dirent* readdir(DIR *dirp);
 *   - Reads a directory entry.
 * - int closedir(DIR *dirp);
 *   - Closes a directory stream.
 *
 * @headerfile <sys/stat.h>
 * - int stat(const char *pathname, struct stat *statbuf);
 *   - Gets file status.
 * - int lstat(const char *pathname, struct stat *statbuf);
 *   - Gets file status, not following symbolic links.
 * - int fstat(int fd, struct stat *statbuf);
 *   - Gets file status for an open file descriptor.
 *
 * @headerfile <sys/ioctl.h>
 * - int ioctl(int fd, unsigned long request, ...);
 *   - Manipulates the underlying device parameters of special files.
 *
 * @headerfile <termios.h>
 * - int tcsetattr(int fd, int optional_actions, const struct termios *termios_p);
 *   - Sets the parameters associated with the terminal.
 * - int tcgetattr(int fd, struct termios *termios_p);
 *   - Gets the parameters associated with the terminal.
 *
 * @headerfile <term.h>
 * - int tgetent(char *bp, const char *name);
 *   - Loads the terminal entry for a given terminal name.
 * - int tgetflag(const char *id);
 *   - Gets the boolean value of a terminal capability.
 * - int tgetnum(const char *id);
 *   - Gets the numeric value of a terminal capability.
 * - char* tgetstr(const char *id, char **area);
 *   - Gets the string value of a terminal capability.
 * - char* tgoto(const char *cap, int col, int row);
 *   - Computes a cursor movement string.
 * - int tputs(const char *str, int affcnt, int (*putc)(int));
 *   - Outputs a string with padding.
 */
#ifndef MINISHELL_H
# define MINISHELL_H

# include <stdio.h>
# include <stdlib.h>
# include <unistd.h>
# include <string.h>
# include <sys/types.h>
# include <sys/wait.h>
# include <fcntl.h>
# include <errno.h>
# include <signal.h>
# include <dirent.h>
# include <sys/stat.h>
# include <sys/ioctl.h>
# include <termios.h>
# include <term.h>

# include <readline/readline.h>
# include <readline/history.h>

# include "libft.h"
# include "enviroment.h"

#endif // MINISHELL_H