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ft_export1.c
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ft_export1.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_export1.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: seojchoi <seojchoi@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/08/08 15:43:40 by seojchoi #+# #+# */
/* Updated: 2023/09/11 17:06:59 by seojchoi ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void export_error(char *cmd)
{
ft_putstr_fd("export: '", 2);
ft_putstr_fd(cmd, 2);
ft_putendl_fd("': not a valid identifier", 2);
g_stat = 1;
}
int key_check(char *cmd)
{
int i;
i = 0;
while (cmd[i])
{
if (i == 0 && ft_isdigit(cmd[i]))
return (1);
if (!(ft_isalnum(cmd[i]) || cmd[i] == '_'))
return (1);
i++;
}
return (0);
}
void export_with_equal(t_list *my_envp, char *cmd_line)
{
char *key;
char *value;
t_node *iter;
if (cmd_line[0] == '=')
export_error(cmd_line);
else if (ft_strchr(cmd_line, '='))
{
key = get_key(cmd_line);
if (!key)
{
export_error(cmd_line);
return ;
}
value = get_value(cmd_line);
iter = my_envp->head;
while (iter && ft_strncmp(key, iter->content, ft_strlen(key)))
iter = iter->next;
if (iter)
free_replace_content(iter, key, value);
else
add_to_tail(my_envp, key, value);
free(key);
free(value);
}
}
void export_without_equal(char *cmd_line)
{
if (key_check(cmd_line))
export_error(cmd_line);
}
void ft_export(t_list *my_envp, char **cmd_line, int fd)
{
int i;
if (cmd_line[1] == NULL)
ft_env(fd, my_envp);
else if (ft_isdigit(cmd_line[1][0]))
export_error(cmd_line[1]);
else
{
i = 1;
while (cmd_line[i])
{
if (ft_strchr(cmd_line[i], '='))
export_with_equal(my_envp, cmd_line[i]);
else
export_without_equal(cmd_line[i]);
i++;
}
}
}