From 861a36d86e7587c043131228cf3a08afd7bc43ad Mon Sep 17 00:00:00 2001 From: yctct Date: Thu, 5 Feb 2026 11:56:49 +0100 Subject: Add files, first commit --- ft_lstnew.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 ft_lstnew.c (limited to 'ft_lstnew.c') diff --git a/ft_lstnew.c b/ft_lstnew.c new file mode 100644 index 0000000..88194ed --- /dev/null +++ b/ft_lstnew.c @@ -0,0 +1,59 @@ + +/* +Libft Copyright (C) 2026 yctct + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*/ + +/* "If you want to put data in a heap structure pointed to by a structure +pointer variable, you must use the structure pointer operator, ->." +CP:ABG, p. 262 + +t_list is an alias we defined with typedef so we don't need to prepend +it with struct or use struct t-list + +'content' is both, the name of the variable/member defined in the struct and +the name of the parameter passed in the following function. +E.g. in 'newnode-> content = content' the first one is the variable, defined +in the struct, the second one is the parameter. +*/ + +#include "libft.h" + +t_list *ft_lstnew(void *content) +{ + t_list *newnode; + + newnode = malloc(sizeof(t_list)); + if (!newnode) + return (NULL); + newnode->content = content; + newnode->next = NULL; + return (newnode); +} + +/* +#include + +int main(void) +{ + t_list *x; + + x = ft_lstnew("hello"); + printf("%s\n", (char*)(x-> content)); + printf("0.6%s\n", (char*)(x-> next)); + free(x); + return (0); +} +*/ -- cgit v1.2.3