Libft is the first project at École 42 consisting of re-coding basic Libc functions and some additional ones.
This library is an important part of the whole course, as it will be used in subsequent projects.
The “ft” means forty-two.
Succeeded with 115%
- Algorithms & AI
- Imperative programming
- Rigor
- Unix logic
| Function | Description |
|---|---|
| ft_atoi | Convert a string to an integer. |
| ft_bzero | Set the memory area to zero. |
| ft_calloc | Allocates memory and sets it to zero. (*) |
| ft_isalnum | Returns true if the character is alphanumeric. |
| ft_isalpha | Returns true if the character is alphabetic. |
| ft_isascii | Returns true if the character is on the ASCII table. |
| ft_isdigit | Returns true if the character is numeric. |
| ft_isprint | Returns true if the character is printable. |
| ft_memccpy | Copies an area of memory to another, but stops as it founds a character. |
| ft_memchr | Searches for a character in an area of memory and returns its location. |
| ft_memcmp | Compare two areas of memory. |
| ft_memcpy | Copies an area of memory to another. |
| ft_memmove | Copies an area of memory to another. (Handles overlap) |
| ft_memset | Set the memory area to the past character. |
| ft_strchr | Searches for a character in a string and returns its location. |
| ft_strdup | Allocates a copy of a string. (*) |
| ft_strlcat | Concatenates a string to a destiny of size - 1 bytes. |
| ft_strlcpy | Copies a string to a destiny of size - 1 bytes. |
| ft_strlen | Returns the length of a string. |
| ft_strncmp | Compares n bytes of two strings. |
| ft_strnstr | Returns the position of a substring, but just searches n bytes |
| ft_strrchr | Returns the last incidence of a character in a string. |
| ft_tolower | Takes a character and returns it to lowercase. |
| ft_toupper | Takes a character and returns it uppercase. |
| Function | Description |
|---|---|
| ft_itoa | Converts an integer to a string. (*) |
| ft_putchar_fd | Write a character on a file descriptor. |
| ft_putendl_fd | Write a string and a line break on a file descriptor. |
| ft_putnbr_fd | Write an integer on a file descriptor. |
| ft_putstr_fd | Write a string on a file descriptor. |
| ft_split | Takes a string and a delimiter and returns all the strings between. (**) |
| ft_strjoin | Takes two strings and returns the concatenation. (*) |
| ft_strmapi | Iterates a string and returns it after applying a function to all characters (*) |
| ft_substr | Returns a substring of the string passed. (*) |
| ft_strtrim | Trims the string. (*) |
| Function | Description |
|---|---|
| ft_lstadd_back | Adds an element to the end of a linked list. (*) |
| ft_lstadd_front | Adds an element to the front of a linked list. (*) |
| ft_lstclear | Deletes an entire linked list. |
| ft_lstdelone | Deletes just an element. |
| ft_lstiter | Iterates the entire linked list and applies the function to the content of its elements. |
| ft_lstlast | Returns the pointer to the last element. |
| ft_lstmap | Creates a new linked list, applying a function to the content of all elements. (*) |
| ft_lstnew | Creates a new element. (*) |
| ft_lstsize | Returns a size of a linked list. |
| Function | Description |
|---|---|
| ft_abs | Returns the absolute value of an integer. |
| ft_atoll | Converts a string to a long long integer. |
| ft_dfree | Frees an array of allocated pointers |
| ft_intlen | Returns how much decimal cases an integer has. |
| ft_isspace | Returns true if the character is a space. |
| ft_range | Returns an array of integers delimited by 2 numbers. (*) |
( * ) Allocates memory
( ** ) Allocates an array of allocated pointers
Requirements:
sudo apt install clangClone the repository and run:
makeThe library is generated on the file libft.a.
To run the tests (in construction):
make testsThe results will be outputted on console.
Feel free to contact me or create an issue!
This project is licensed under the GNU General Public License v3.0 - see the COPYING file for details.