132 lines
2.9 KiB
C
132 lines
2.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* env_fill.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/02/16 16:29:08 by cchauvet #+# #+# */
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/* Updated: 2023/02/20 15:39:28 by starnakin ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libftx/libftx.h"
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#include "minishell.h"
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int ft_gen_exit_code_var(t_data *data)
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{
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char *str;
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if (data->exit_code_str != NULL)
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free(data->exit_code_str);
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str = ft_itoa(data->exit_code);
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if (str == NULL)
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{
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ft_printf("minishell: malloc failed");
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return (1);
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}
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data->exit_code_str = str;
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return (0);
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}
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static char *ft_get_value(t_data *data, char *key)
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{
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char *value;
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if (key[0] == '\0')
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return ("$");
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if (ft_strcmp("?", key) == 0)
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return (data->exit_code_str);
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value = get_value_by_key(key, data->env);
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if (value == NULL)
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value = "";
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return (value);
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}
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static char *ft_get_key(char *str)
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{
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char *key;
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size_t i;
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i = 1;
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if (ft_strncmp(str, "$$", 2) == 0)
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{
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key = ft_strdup("$");
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if (key == NULL)
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ft_eprintf("minishell: malloc failed\n");
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return (key);
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}
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if (str[i] == ' ' || str[i] == '\0')
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{
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key = ft_strdup("");
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if (key == NULL)
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ft_eprintf("minishell: malloc failed\n");
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return (key);
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}
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if (str[i] == '?')
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{
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key = ft_strdup("?");
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if (key == NULL)
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ft_eprintf("minishell: malloc failed\n");
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return (key);
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}
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while (str[i] != '\0' && str[i] != '$' && str[i] != ' '
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&& str[i] != '"')
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i++;
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key = ft_strndup(str + 1, i - 1);
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if (key == NULL)
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ft_eprintf("minishell: malloc failed\n");
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return (key);
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}
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char *ft_env_filler(t_data *data, const char *str)
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{
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size_t i;
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char *key;
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char *out;
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char *temp;
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char *value;
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out = ft_strdup(str);
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if (out == NULL)
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{
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ft_eprintf("minishell: malloc failed\n");
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return (NULL);
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}
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i = 0;
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while (out[i] != '\0')
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{
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while (ft_is_in_quote(out, i) == 1)
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i++;
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while (out[i] == '$')
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{
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key = ft_get_key(out + i);
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if (key == NULL)
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{
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free(out);
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return (NULL);
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}
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value = ft_get_value(data, key);
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if (value == NULL)
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{
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free(key);
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free(out);
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return (NULL);
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}
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temp = ft_strreplace(out, value, i, ft_strlen(key) + 1 + i);
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free(key);
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i = i + ft_strlen(value);
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free(out);
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if (temp == NULL)
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{
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ft_eprintf("minishell: malloc failed\n");
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return (NULL);
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}
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out = temp;
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}
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if (out[i] != '\0')
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i++;
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}
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return (out);
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}
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