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77 lines
2.1 KiB
77 lines
2.1 KiB
3 years ago
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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3 years ago
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/* utils_2.c :+: :+: :+: */
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3 years ago
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/* +:+ +:+ +:+ */
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/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/05/06 13:15:59 by narnaud #+# #+# */
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/* Updated: 2022/05/06 13:25:32 by narnaud ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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int file_error(char *cmd, char *file, char *msg)
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{
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ft_putstr_fd("Minishell: ", 2);
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ft_putstr_fd(cmd, 2);
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ft_putstr_fd(": ", 2);
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ft_putstr_fd(file, 2);
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ft_putstr_fd(": ", 2);
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ft_putstr_fd(msg, 2);
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ft_putchar_fd('\n', 2);
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return (0);
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}
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3 years ago
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char *get_var_value(t_datas *datas, char **line, int *name_len)
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{
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int i;
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char **env;
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char *name;
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char *value;
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i = 1;
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while (ft_isalpha((*line)[i]) || ft_isdigit((*line)[i]) || (*line)[i] == '_')
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i++;
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name = ft_substr(*line, 1, i - 1);
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i = 0;
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*name_len = ft_strlen(name);
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value = NULL;
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while (datas->envp[i] && !value)
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{
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env = ft_split(datas->envp[i], '=');
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if (!ft_strncmp(name, env[0], *name_len + 1))
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value = (free(env[0]), env[1]);
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else if (++i)
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ft_free_split(env);
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}
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if (!datas->envp[i])
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value = strdup("");
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else
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free(env);
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return (value);
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}
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int replace_var(t_datas *datas, char **line, char *tmp, int tmp_i)
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{
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int name_len;
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int i;
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char *value;
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if ((*line)[1] == '?')
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{
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value = ft_itoa(datas->exit_code);
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name_len = 2;
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}
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else
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value = get_var_value(datas, line, &name_len);
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i = 0;
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while (value[i])
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tmp[tmp_i++] = value[i++];
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tmp[tmp_i] = 0;
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*line += name_len + 1;
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free(value);
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return (tmp_i);
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}
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