Libft

C language library that contains libc and other useful functions. Developed as a part of syllabus of 42 Silicon Valley.

Installation

Clone the repository to a directory.

git clone https://github.com/yetmine/libft.git libft

Run make to compile the library.

cd libft && make && make clean

This will compile the libft library and you will get libft.a file that has all listed functions.

Libc functions descriptions

Function	Description
ft_memset	Fill a byte string with a byte value
ft_bzero	Write zeroes to a byte string
ft_memcpy	Copy memory area
ft_memccpy	Copy string until character found
ft_memmove	Copy byte string
ft_memchr	Locate byte in byte string
ft_memcmp	Compare byte string
ft_strlen	Find length of string
ft_strdup	Save a copy of a string
ft_strcpy	Copy strings
ft_strncpy	Copy strings
ft_strcat	Concatenate strings
ft_strncat	Concatenate strings
ft_strlcat	Size-bounded string copying and concatenation
ft_strchr	Locate character in string
ft_strrchr	Locate character in string
ft_strstr	Locate substring in a string
ft_strnstr	Locate substring in a string
ft_strcmp	Compare strings
ft_strncmp	Compare strings
ft_atoi	Converts ASCII string to integer
ft_isalpha	Alphabetic character test
ft_isdigit	Decimal-digital character test
ft_isalnum	Alphanumeric character test
ft_isascii	Test for ASCII character
ft_isprint	Printing character test (space character inclusive)
ft_toupper	Lower case to upper case letter conversion
ft_tolower	Upper case to lower case letter conversion

Libc functions descriptions

Function	Description
ft_memalloc	Allocates and returns a “fresh” memory area
ft_memdel	Deallocated the memory, then puts the pointer to NULL
ft_strnew	Allocates and returns a “fresh” string ending with ’\0’
ft_strdel	Deallocates a string, then puts the pointer to NULL
ft_strclr	Sets every character of string to '\0'
ft_striter	Applies a function to every character
ft_striteri	Applies a function to every character with its index
ft_strmap	Applies a function to every character and creates "fresh" string
ft_strmapi	Applies a function to every character with its index and creates "fresh" string
ft_strequ	Lexicographical comparison between string
ft_strnequ	Lexicographical comparison between strings until n-th byte
ft_strsub	Allocates and returns "fresh" substring of length 'len'
ft_strjoin	Allocates and returns string resulted from concatenation of two strings
ft_strtrim	Removes whitespaces at the beginning and end of string
ft_strsplit	Splits string using character 'c' as a delimeter
ft_itoa	Converts integer to string
ft_putchar	Outputs character to the standard output
ft_putstr	Outputs string to the standard output
ft_putendl	Outputs string to the standard output followed by newline
ft_putnbr	Outputs integer to the standard output
ft_putchar_fd	Outputs character to the file descriptor
ft_putstr_fd	Outputs string to the file descriptor
ft_putendl_fd	Outputs string to the file descriptor followed by newline
ft_putnbr_fd	Outputs the integer n to the file descriptor

Bonus functions descriptions

Function	Description
ft_lstnew	Allocates and returns "fresh" link
ft_lstdelone	Deallocates link's content and address
ft_lstdel	Deallocates pointed link's and following link's contents and addresses
ft_lstadd	Adds new element at the beginning of the list
ft_lstiter	Iterates and applies function to every element of the list
ft_lstmap	Iterates and applies function to every element of the list and stores the result of function to new list

Extra functions descriptions

Function	Description
ft_islower	Checks if a given character is in lowercase
ft_isspace	Checks if a given character is a space character
ft_isuppper	Checks if a given character is in upppercase
ft_lstfold	Applies a particular function passed in its argument to all of the list elements
ft_strconcat	Joins the array of strings with the given delimeter
get_next_line	Reads one line from the given file descriptor

P.S.

Everything is checked according to norm and moulinette.
Special thanks to @jgigault for creating a https://github.com/jgigault/42FileChecker to test this library.