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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* filename.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <me@cacharle.xyz> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/10/09 15:29:04 by cacharle #+# #+# */
/* Updated: 2020/10/10 10:49:50 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "eval.h"
#include "lexer.h"
#include "minishell.h"
/*
** \brief Preprocess the tokens of a filename
** \param tokens List of sicked string tokens
** \param env Environment
** \param filename A pointer where to put the resulting filename
** \return Return 0 on success, 1 on ambiguous redirect,
** EVAL_FATAL if an allocation failed
*/
int preprocess_filename(t_tok_lst **tokens, t_env env, char **filename)
{
char **strs;
if ((strs = preprocess(tokens, env)) == NULL || strs[0] == NULL)
{
free(strs);
return (EVAL_FATAL);
}
if (strs[1] != NULL)
{
errorf("%s: ambiguous redidrect\n", strs[1]);
ft_split_destroy(strs);
return (1);
}
*filename = strs[0];
free(strs);
return (*filename == NULL ? EVAL_FATAL : 0);
}
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