98 lines
1.5 KiB
C
98 lines
1.5 KiB
C
#include "../../includes/builtins.h"
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static void free_tmp(char **tab)
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{
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int i;
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i = 0;
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while (tab[i])
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free(tab[i++]);
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free(tab);
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}
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char **key_value(char *str)
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{
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char **tmp;
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char *equal;
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tmp = malloc(sizeof(char *) * (2 + 1));
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if (!tmp)
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return (NULL);
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equal = ft_strchr(str, '=');
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tmp[0] = ft_substr(str, 0, equal - str);
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if (equal - str == 0)
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tmp[2] = ft_strdup("");
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else
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tmp[1] = ft_substr(equal, 1, ft_strlen(equal));
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tmp[2] = NULL;
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return (tmp);
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}
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void print_arr(char **envp)
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{
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int i;
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char *equal;
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char **print;
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(void)equal;
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i = -1;
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while (envp[++i])
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{
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print = key_value(envp[i]);
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if (print[1])
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ft_printf("declare -x %s=\"%s\"\n", print[0], print[1]);
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else
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ft_printf("declare -x %s\n", print[0]);
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free_tmp(print);
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}
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}
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void print_export(char **envp)
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{
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int i;
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int j;
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char *tmp;
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int len;
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i = -1;
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len = 0;
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while (envp[len])
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len++;
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while (++i < len - 1)
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{
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j = 0;
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while (j < len - i - 1)
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{
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if (ft_strncmp(envp[j], envp[j + 1], ft_strchr(envp[j], '=') - envp[j]) > 0)
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{
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tmp = envp[j];
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envp[j] = envp[j + 1];
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envp[j + 1] = tmp;
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}
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j++;
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}
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}
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print_arr(envp);
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}
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void builtin_export(char **arg, t_data *data)
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{
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int i;
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char **tmp;
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i = 0;
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if (count_var(arg) == 1)
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return (print_export(data->env));
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while (++i < count_var(arg))
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{
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if (ft_strchr(arg[i], '=') != NULL)
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{
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tmp = key_value(arg[i]);
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set_var_env(tmp[0], tmp[1], data);
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free_tmp(tmp);
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}
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else
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set_var_env(arg[i], NULL, data);
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}
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}
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