From 3e5277e84b7e55025c1ccf15e587945c93679429 Mon Sep 17 00:00:00 2001
From: whaffman <whaffman@student.codam.nl>
Date: Sat, 1 Feb 2025 00:26:29 +0100
Subject: [PATCH]  allowed functions first commit

---
 README.md | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/README.md b/README.md
index 41ee841..0e18309 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,61 @@
 # Minishell
+
+## Allowed Functions
+
+/*
+ * This file lists the functions and system calls used in the minishell project.
+ * 
+ * Functions and system calls:
+ * - readline: Reads a line from the terminal.
+ * - rl_clear_history: Clears the history of lines read.
+ * - rl_on_new_line: Prepares for a new line of input.
+ * - rl_replace_line: Replaces the current line with a new one.
+ * - rl_redisplay: Redisplays the current input line.
+ * - add_history: Adds a line to the history.
+ * - printf: Prints formatted output to stdout.
+ * - malloc: Allocates memory dynamically.
+ * - free: Frees dynamically allocated memory.
+ * - write: Writes data to a file descriptor.
+ * - access: Checks a file's accessibility.
+ * - open: Opens a file.
+ * - read: Reads data from a file descriptor.
+ * - close: Closes a file descriptor.
+ * - fork: Creates a new process.
+ * - wait: Waits for a child process to change state.
+ * - waitpid: Waits for a specific child process to change state.
+ * - wait3: Waits for a child process to change state with resource usage statistics.
+ * - wait4: Waits for a specific child process to change state with resource usage statistics.
+ * - signal: Sets a signal handler.
+ * - sigaction: Examines and changes a signal action.
+ * - sigemptyset: Initializes an empty signal set.
+ * - sigaddset: Adds a signal to a signal set.
+ * - kill: Sends a signal to a process.
+ * - exit: Terminates the calling process.
+ * - getcwd: Gets the current working directory.
+ * - chdir: Changes the current working directory.
+ * - stat: Gets file status.
+ * - lstat: Gets file status, not following symbolic links.
+ * - fstat: Gets file status of an open file descriptor.
+ * - unlink: Deletes a name from the filesystem.
+ * - execve: Executes a program.
+ * - dup: Duplicates a file descriptor.
+ * - dup2: Duplicates a file descriptor to a specific value.
+ * - pipe: Creates a pipe.
+ * - opendir: Opens a directory stream.
+ * - readdir: Reads a directory entry.
+ * - closedir: Closes a directory stream.
+ * - strerror: Returns a string describing an error number.
+ * - perror: Prints a description of the last error.
+ * - isatty: Tests if a file descriptor refers to a terminal.
+ * - ttyname: Returns the name of the terminal associated with a file descriptor.
+ * - ttyslot: Returns the index of the current user's terminal.
+ * - ioctl: Manipulates the underlying device parameters of special files.
+ * - getenv: Gets an environment variable.
+ * - tcsetattr: Sets the parameters associated with the terminal.
+ * - tcgetattr: Gets the parameters associated with the terminal.
+ * - tgetent: Loads a terminal entry from the termcap database.
+ * - tgetflag: Gets a boolean entry from the termcap database.
+ * - tgetnum: Gets a numeric entry from the termcap database.
+ * - tgetstr: Gets a string entry from the termcap database.
+ * - tgoto: Computes a cursor movement string.
+ * - tputs: Outputs a string with padding.