47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* cd.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2021/12/04 19:31:19 by lperrey #+# #+# */
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/* Updated: 2021/12/04 20:01:37 by lperrey ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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int builtin_cd(int argc, char *argv[], t_all *c)
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{
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char *tmp;
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if (argc == 2)
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tmp = argv[1];
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else if (argc < 2)
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{
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tmp = getenv("HOME");
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if (!tmp)
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{
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shell_error("cd: ", "HOME not set");
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return (EXIT_FAILURE);
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}
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}
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else if (argc > 2)
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{
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shell_error("cd: ", "too many arguments");
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return (EXIT_FAILURE);
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}
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if (chdir(tmp) == -1)
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{
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shell_perror("cd: ", tmp, ": ");
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return (EXIT_FAILURE);
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}
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tmp = init_prompt(c->prompt_base);
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if (!tmp)
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return (ft_reti_perror(EXIT_FAILURE, "builtin_cd, init_prompt()"));
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free(c->prompt);
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c->prompt = tmp;
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return (EXIT_SUCCESS);
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}
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