mirror of
https://codeberg.org/la-chouette/minishell.git
synced 2025-12-06 07:28:09 +01:00
98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* expand_wildcard.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: khais <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/04/03 19:28:28 by khais #+# #+# */
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/* Updated: 2025/04/21 14:42:41 by khais ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../../ft_errno.h"
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#include "expand_wildcard.h"
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#include "../../subst/subst.h"
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#include "../../parser/redirect/redirect.h"
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#include "../../parser/cmd/cmd_destroy.h"
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#include "../ambiguous_redirect.h"
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static t_redirect *redirect_expand_wildcard_one(t_redirect *current)
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{
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t_wordlist *expansion_result;
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expansion_result = expand_star(current->redirectee.filename);
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if (expansion_result != NULL)
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{
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worddesc_destroy(current->redirectee.filename);
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current->redirectee.filename = wordlist_pop(&expansion_result);
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if (expansion_result != NULL)
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{
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ambiguous_redirect(current->unexpanded_filename);
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redirect_destroy(current);
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wordlist_destroy(expansion_result);
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return (ft_errno(FT_EERRNO), NULL);
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}
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}
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return (current);
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}
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static t_redirect *redirect_expand_wildcards(t_redirect *in_list)
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{
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t_redirect *out_list;
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t_redirect *current;
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out_list = NULL;
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while (in_list != NULL)
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{
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current = redirect_pop(&in_list);
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if (current->type != FT_HEREDOC)
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{
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if (redirect_expand_wildcard_one(current) == NULL)
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{
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redirect_destroy(in_list);
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redirect_destroy(out_list);
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return (NULL);
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}
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}
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out_list = t_redirect_add_back(&out_list, current);
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}
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return (out_list);
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}
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static t_wordlist *wordlist_expand_wildcards(t_wordlist *inlist)
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{
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t_wordlist *outlist;
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t_worddesc *current;
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t_wordlist *expansion_result;
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outlist = NULL;
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while (inlist != NULL)
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{
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current = wordlist_pop(&inlist);
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expansion_result = expand_star(current);
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if (expansion_result == NULL)
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outlist = wordlist_push(outlist, current);
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else
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{
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while (expansion_result != NULL)
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outlist = wordlist_push(outlist,
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wordlist_pop(&expansion_result));
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worddesc_destroy(current);
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}
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}
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return (outlist);
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}
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t_simple_cmd *simple_cmd_expand_wildcards(t_simple_cmd *cmd)
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{
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cmd->words = wordlist_expand_wildcards(cmd->words);
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ft_errno(FT_ESUCCESS);
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if (redirect_expand_wildcards(cmd->redirections) == NULL
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&& ft_errno_get() != FT_ESUCCESS)
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{
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cmd->redirections = NULL;
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return (NULL);
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}
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return (cmd);
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}
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