129 lines
2.3 KiB
C
129 lines
2.3 KiB
C
#include "./parse_private.h"
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static int ft_redirection_parse(t_data *data, char *cmd_str, t_cmd *cmd)
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{
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int fd_in;
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int fd_out;
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fd_in = ft_infile(data, cmd_str);
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if (fd_in == -2)
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return (1);
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fd_out = ft_outfile(data, cmd_str);
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if (fd_out == -2)
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{
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close(fd_in);
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return (1);
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}
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cmd->fd_in[0] = fd_in;
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cmd->fd_in[1] = -1;
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cmd->fd_out[0] = fd_out;
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cmd->fd_out[1] = -1;
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return (0);
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}
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int ft_args_parse(t_data *data, char *cmd_str, t_cmd *cmd)
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{
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char **tab;
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char *str;
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size_t i;
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tab = ft_split_quoted(cmd_str, ' ');
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if (tab == NULL)
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return (1);
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i = 0;
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while (tab[i] != NULL)
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{
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str = ft_env_filler(data, tab[i]);
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if (str == NULL)
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{
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ft_freer_tab_ultimate(1, tab);
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return (1);
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}
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free(tab[i]);
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tab[i] = str;
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i++;
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}
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cmd->args = tab;
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return (0);
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}
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int ft_executable_parse(t_data *data, t_cmd *cmd)
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{
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bool own;
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char *path;
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path = cmd->args[0];
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own = 0;
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if (ft_strcmp(cmd->args[0], "env") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "export") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "echo") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "unset") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "exit") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "pwd") == 0)
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own = 1;
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else if (ft_strcmp(cmd->args[0], "cd") == 0)
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own = 1;
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if (own == 0)
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path = ft_get_executable(data->env, cmd->args[0]);
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cmd->own_cmd = own;
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cmd->executable = path;
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return (own);
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}
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int ft_cmd_parser(t_data *data, char *cmd_str)
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{
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t_cmd *cmd;
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t_list *element;
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cmd = ft_calloc(sizeof(t_cmd), 1);
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if (cmd == NULL)
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{
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ft_eprintf("minishell: malloc failed\n");
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return (1);
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}
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if (ft_redirection_parse(data, cmd_str, cmd))
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return (1);
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if (ft_args_parse(data, cmd_str, cmd))
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{
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ft_cmddel(cmd);
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return (1);
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}
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ft_executable_parse(data, cmd);
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element = ft_lstnew(cmd);
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if (element == NULL)
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{
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ft_cmddel(cmd);
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return (1);
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}
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ft_lstadd_back(data->cmds, element);
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return (0);
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}
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int ft_cmds_parser(t_data *data, const char *line)
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{
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char **tab;
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size_t i;
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tab = ft_split_quoted(line, '|');
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if (tab == NULL)
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{
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ft_eprintf("minishell: malloc failed\n");
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return (1);
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}
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i = 0;
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while (tab[i] != NULL)
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{
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ft_cmd_parser(data, tab[i]);
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i++;
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}
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ft_add_fd(((t_cmd *) (*data->cmds)->content)->fd_in, 0);
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ft_add_fd(((t_cmd *) ((ft_lstlast(*data->cmds))->content))->fd_out, 1);
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ft_freer_tab_ultimate(1, tab);
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return (0);
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}
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