Libft Library Functions

This library contains various useful functions for memory manipulation, strings, lists, printing, and more. The functions are detailed below, grouped by categories:

Function Types

• Character Functions (is)
• Memory Functions (mem)
• Conversion Functions (to)
• String Functions (str)
• List Functions (lst)
• Output Functions (put)
• Printing Functions (printf) / Get_next_line
• Math Functions (math)
• CMD Functions (cmd)

Functions

Character Functions (is)

Function	Description
ft_isalpha	Checks if the character is alphabetic
ft_isalnum	Checks if the character is alphanumeric
ft_isascii	Checks if the character belongs to ASCII
ft_isdigit	Checks if the character is a digit
ft_isprint	Checks if the character is printable
ft_isspace	Checks if the character is a whitespace
ft_isndup	Checks if a number array has duplicates
ft_isstrnum	Checks if a string is numeric

Memory Functions (mem)

Function	Description
ft_bzero	Sets a block of memory to zero
ft_calloc	Allocates memory and initializes it to zero
ft_memchr	Searches for a character in a memory block
ft_memcmp	Compares memory blocks
ft_memcpy	Copies a memory block
ft_memmove	Moves a memory block
ft_memset	Sets a value in a memory block
ft_memrev	Reverses a memory block
ft_memccpy	Copies up to a specific character
ft_memdel	frees a memory block
ft_free_2d	frees a two-dimensional array
ft_free_null	frees a memory block and sets it to null
ft_hold_mem	hold memory blocks address in a list

Conversion Functions (to)

Function	Description
ft_atoi	Converts a string to an integer
ft_atobin	Converts a string to binary
ft_atol	Converts a string to long
ft_atoll	Converts a string to long long
ft_itoa	Converts an integer to a string
ft_tolower	Converts a character to lowercase
ft_toupper	Converts a character to uppercase
ft_bintoa	Converts binary to a string
ft_bin2char	Converts binary to a char
ft_char2bin	Converts a char to binary

String Functions (str)

Function	Description
ft_split	Splits a string into an array of strings
ft_strchr	Searches for a character in a string
ft_strdup	Duplicates a string
ft_striteri	Iterates over a string with an index
ft_strjoin	Joins two strings into one
ft_strlcat	Safely concatenates strings
ft_strlcpy	Safely copies strings
ft_strlen	Calculates the length of a string
ft_strmapi	Iterates over a string and applies a function
ft_strncmp	Compares two strings
ft_strnstr	Searches for a string within another string
ft_strrchr	Searches for a character in a string from the end
ft_strtrim	Trims whitespace from a string
ft_strrev	Reverses a string
ft_substr	Extracts a substring
ft_strrncmp	Compares a limited number of characters
ft_strtok	Splits a string into tokens
ft_straddc	Appends a character to the end of a string

List Functions (lst)

Function	Description
ft_lstnew_bonus	Creates a new list node
ft_lstadd_front_bonus	Adds a node to the front of the list
ft_lstsize_bonus	Calculates the size of a list
ft_lstlast_bonus	Gets the last node of the list
ft_lstadd_back_bonus	Adds a node to the end of the list
ft_lstdelone_bonus	Deletes a node from the list
ft_lstclear_bonus	Deletes all nodes from the list
ft_lstiter_bonus	Iterates over a list
ft_lstmap_bonus	Applies a function to each element of the list

Output Functions (put)

Function	Description
ft_putchar_fd	Writes a character to a file descriptor
ft_putendl_fd	Writes a line to a file descriptor
ft_putnbr_fd	Writes a number to a file descriptor
ft_putstr_fd	Writes a string to a file descriptor
ft_error	Displays an error message with exit_failure
ft_successful	Displays a success message with exit_success
ft_putstr_color_fd	Writes a colored string to a file descriptor

Printing Functions (printf) / Get_next_line

Function	Description
ft_printf	Prints a formatted message
ft_putbase_fd	Prints a number in a specific base
ft_putaddr	Prints a memory address
ft_putchar	Prints a character
ft_puthexa	Prints a number in hexadecimal
ft_putnbr	Prints a number
ft_putstr	Prints a string
ft_putunsigned	Prints an unsigned number
get_next_line	Reads a line from a file descriptor

Math Functions (math)

Function	Description
ft_abs	Calculates the absolute value of a number
ft_index	Finds the position of a value in an array
ft_insort	Sorts an array using insertion sort
ft_sqrt	Calculates the square root of a number
ft_fact	Calculates the factorial of a number
ft_fib	Calculates the nth number in the Fibonacci sequence

CMD Functions (cmd)

Function	Description
create_command	Creates a command structure with the arguments passed
redirect_output	Redirects the standard output to the file descriptor passed as argument
redirect_input	Redirects the standard input to the file descriptor passed as argument
create_child	Creates a child process
handle_parent	Handles the parent process
pipe_commands	Pipes two commands as passed as arguments
execute_command	Executes a command
get_cmd_path	Gets the command path
parse_command	Parses a command and returns a t_command struct