diff options
Diffstat (limited to 'src/get_cmd_path.c')
| -rw-r--r-- | src/get_cmd_path.c | 73 |
1 files changed, 56 insertions, 17 deletions
diff --git a/src/get_cmd_path.c b/src/get_cmd_path.c index 1ecf393..70043a7 100644 --- a/src/get_cmd_path.c +++ b/src/get_cmd_path.c @@ -3,31 +3,38 @@ /* ::: :::::::: */ /* get_cmd_path.c :+: :+: :+: */ /* +:+ +:+ +:+ */ -/* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ +/* By: chuhlig <chuhlig@student.42.fr> +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ -/* Created: 2024/10/17 16:45:47 by dkaiser #+# #+# */ -/* Updated: 2024/10/17 17:11:27 by dkaiser ### ########.fr */ +/* Created: 2024/12/17 19:19:59 by chuhlig #+# #+# */ +/* Updated: 2025/01/20 18:12:33 by dkaiser ### ########.fr */ /* */ /* ************************************************************************** */ #include "libft.h" #include "minishell.h" +#include <errno.h> +#include <sys/errno.h> +#include <sys/stat.h> +#include <sys/unistd.h> +#include <unistd.h> -static char *get_absolute_cmd_path(char *cmd, t_env *env); -static char *find_in_path(char *cmd, t_env *env); +static char *get_simple_cmd_path(char *cmd, int *return_code); +static char *get_absolute_cmd_path(char *cmd, t_env *env, int *return_code); +static char *find_in_path(char *cmd, t_env *env, int *return_code); char **get_split_path(t_env *env); +static int is_directory(char *path); -char *get_cmd_path(char *cmd, t_env *env) +char *get_cmd_path(char *cmd, t_env *env, int *return_code) { if (cmd[0] == '/') - return (ft_strdup(cmd)); + return (get_simple_cmd_path(cmd, return_code)); else if (ft_strchr(cmd, '/')) - return (get_absolute_cmd_path(cmd, env)); + return (get_absolute_cmd_path(cmd, env, return_code)); else - return (find_in_path(cmd, env)); + return (find_in_path(cmd, env, return_code)); } -static char *get_absolute_cmd_path(char *cmd, t_env *env) +static char *get_absolute_cmd_path(char *cmd, t_env *env, int *return_code) { char *cur_dir; char *result; @@ -38,16 +45,23 @@ static char *get_absolute_cmd_path(char *cmd, t_env *env) result = ft_strjoin(cur_dir, cmd); free(cur_dir); if (!result) - return (NULL); + return (error(ENOENT, cmd, 127, return_code)); + if (access(result, F_OK) == -1) + { + free(result); + return (error(ENOENT, cmd, 127, return_code)); + } if (access(result, X_OK) == -1) { free(result); - return (NULL); + return (error(EACCES, cmd, 126, return_code)); } + if (is_directory(cmd)) + return (error(EISDIR, cmd, 126, return_code)); return (result); } -static char *find_in_path(char *cmd, t_env *env) +static char *find_in_path(char *cmd, t_env *env, int *return_code) { char *cur_path; char *cmd_path; @@ -70,13 +84,38 @@ static char *find_in_path(char *cmd, t_env *env) return (cmd_path); path++; } + *return_code = 127; + command_not_found_error(cmd); return (NULL); } -char **get_split_path(t_env *env) +static char *get_simple_cmd_path(char *cmd, int *return_code) +{ + char *result; + + result = ft_strdup(cmd); + if (access(result, F_OK) == -1) + { + free(result); + return (error(ENOENT, cmd, 127, return_code)); + } + else if (access(result, X_OK) == -1) + { + free(result); + return (error(EACCES, cmd, 126, return_code)); + } + if (is_directory(cmd)) + return (error(EISDIR, cmd, 126, return_code)); + return (result); +} + +static int is_directory(char *path) { - char *path; + struct stat path_stat; - path = env_get(env, "PATH"); - return (ft_split(path, ':')); + stat(path, &path_stat); + if ((path_stat.st_mode & S_IFMT) == S_IFDIR) + return (1); + else + return (0); } |