94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* export.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/02/14 14:27:08 by cchauvet #+# #+# */
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/* Updated: 2023/02/28 13:30:32 by erey-bet ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../minishell.h"
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static int error(char *str, int fd)
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{
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write(fd, "bash: export: `", 15);
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write(fd, str, ft_strlen(str));
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write(fd, "': not a valid identifier\n", 26);
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return (1);
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}
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void print_export(t_list **env, int fd)
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{
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t_list *current;
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current = *env;
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while (current->next != NULL)
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{
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write(fd, "declare -x ", 11);
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ft_putstr_fd(((t_env *)(current->content))->key, fd);
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ft_putstr_fd("=", fd);
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write(fd, "\"", 1);
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ft_putstr_fd(((t_env *)(current->content))->value, fd);
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write(fd, "\"\n", 2);
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current = current->next;
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}
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}
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int add_export(t_list **env, char *args, int fd, int *err)
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{
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char *key;
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char *value;
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key = args;
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value = "";
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if (ft_strchr(args, '=') != NULL)
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{
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key = ft_strndup(args, ft_strnchr(args, '='));
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if (key == NULL)
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return (1);
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if (ft_strlen(key) == 0)
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{
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error(args, fd);
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return (1);
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}
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value = ft_strchr(args, '=') + 1;
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}
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if (!possible_key(key))
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{
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*err = error(key, fd);
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return (1);
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}
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create_value_by_key_dup(key, value, env);
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}
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int export(t_list **env, char **args, int fd)
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{
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int err;
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int i;
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err = 0;
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if (args[0] == NULL)
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print_export(env, fd);
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else
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{
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i = -1;
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while (args[++i])
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if (add_export(env, args[i], fd, &err) == 1)
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err = 1;
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}
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return (err);
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}
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int main(int argc, char *argv[], char **env)
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{
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t_list **n_env;
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(void)argc;
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n_env = init_env(env);
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export(n_env, argv + 1, 1);
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return (0);
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}
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