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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* s_lvars.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:19:27 by rbousset #+# #+# */
/* Updated: 2020/02/14 17:19:29 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include "s_struct.h"
void
lvars_rebind(t_lvars **lvars,
const char name[],
const char newval[])
{
t_lvars *tmp;
tmp = *lvars;
while (tmp && ft_strncmp(tmp->name, name, ft_strlen(name) + 1))
{
tmp = tmp->next;
}
if (tmp == NULL)
{
return ;
}
ft_memdel((void*)&tmp->val);
if (!(tmp->val = ft_strdup(newval)))
{
ft_dprintf(STDERR_FILENO, "%s\n", strerror(errno));
exit(FT_RET_ALLOC);
}
/* TODO: delete this */
tmp = *lvars;
while (tmp) {
ft_printf("[%s]: [%s]\n", tmp->name, tmp->val);
tmp = tmp->next;
}
}
void
lvars_delone(t_lvars **lvars,
const char name[])
{
t_lvars *tmp;
t_lvars *prev;
tmp = *lvars;
if (tmp != NULL && !ft_strncmp(tmp->name, name, ft_strlen(name) + 1))
{
*lvars = tmp->next;
ft_memdel((void*)&tmp->name);
ft_memdel((void*)&tmp->val);
ft_memdel((void*)&tmp);
return ;
}
while (tmp && ft_strncmp(tmp->name, name, ft_strlen(name) + 1))
{
prev = tmp;
tmp = tmp->next;
}
if (tmp == NULL)
return ;
prev->next = tmp->next;
ft_memdel((void*)&tmp->name);
ft_memdel((void*)&tmp->val);
ft_memdel((void*)&tmp);
}
void
lvars_add_front(t_lvars **alvars,
t_lvars *new)
{
if (!alvars || !new)
{
return ;
}
new->next = *alvars;
*alvars = new;
}
void
lvars_clear(t_lvars **lvars)
{
t_lvars *tmp;
t_lvars *renext;
if (!lvars)
return ;
tmp = *lvars;
while (tmp)
{
renext = tmp->next;
ft_memdel((void*)&tmp->name);
ft_memdel((void*)&tmp->val);
ft_memdel((void*)&tmp);
tmp = renext;
}
*lvars = NULL;
}
t_lvars
*lvars_new(const char name[],
const char val[])
{
t_lvars *link;
if (!(link = (t_lvars*)malloc(sizeof(t_lvars))))
{
return (NULL);
}
if (!(link->name = ft_strdup(name)))
{
return (NULL);
}
if (!(link->val = ft_strdup(val)))
{
return (NULL);
}
link->next = NULL;
return (link);
}
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