minishell/src/parser/simple_cmd/simple_cmd_parse.c

59 lines
2.3 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* simple_cmd_parse.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kcolin <kcolin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/04/15 10:38:47 by kcolin #+# #+# */
/* Updated: 2025/04/28 14:30:35 by kcolin ### ########.fr */
/* */
/* ************************************************************************** */
#include "simple_cmd_parse.h"
#include "../../ft_errno.h"
#include "../cmd/cmd.h"
#include "../redirect/redirect_parse.h"
#include "../cmd/cmd_destroy.h"
#include "../cmd_parsing.h"
static t_cmd *simple_cmd_create(void)
{
t_cmd *simple;
simple = cmd_create(FT_SIMPLE);
if (simple == NULL)
return (NULL);
simple->value.simple = ft_calloc(1, sizeof(t_simple_cmd));
if (simple->value.simple == NULL)
return (ft_errno(FT_ENOMEM), free(simple), NULL);
return (simple);
}
t_cmd *minishell_simple_cmd_parse(t_minishell *app, t_wordlist **tokens)
{
t_cmd *simple;
t_redirect *redir;
simple = simple_cmd_create();
if (simple == NULL)
return (NULL);
redir = minishell_redirect_parse(app, tokens);
t_redirect_add_back(&simple->value.simple->redirections, redir);
if (ft_errno_get() != FT_ESUCCESS)
return (cmd_destroy(simple), NULL);
while ((*tokens) && (*tokens)->word->token_type == WORD_TOKEN)
{
simple->value.simple->words = wordlist_push(simple->value.simple->words,
wordlist_pop(tokens));
if (!simple->value.simple->words)
return (ft_errno(FT_EERRNO), cmd_destroy(simple), NULL);
redir = minishell_redirect_parse(app, tokens);
if (redir == NULL && ft_errno_get() != FT_ESUCCESS)
return (cmd_destroy(simple), NULL);
t_redirect_add_back(&simple->value.simple->redirections, redir);
}
if (!simple->value.simple->words && !simple->value.simple->redirections)
return (cmd_destroy(simple), ft_errno(FT_EERRNO), NULL);
return (simple);
}