mirror of
https://github.com/KeyZox71/ft_minipowershell.git
synced 2025-03-15 11:26:51 +01:00
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* exec_cmd.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/07/15 21:03:31 by mmoussou #+# #+# */
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/* Updated: 2024/07/18 14:44:07 by mmoussou ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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#include "builtins.h"
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#include "error_msg.h"
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void exec_cmd(t_cmd *cmd, char **env, t_env *env_t)
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{
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int i;
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i = is_in_builtins(cmd->cmd);
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if (i)
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{
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if (i == 5)
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ft_echo(cmd->argv + 1);
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if (i == 2)
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ft_cd(env_t, (cmd->argv)[1]);
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if (i == 6)
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ft_pwd();
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if (i == 4)
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ft_export(cmd->argv + 1, env_t, cmd->outfile);
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if (i == 3)
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ft_unset(&(cmd->argv)[1], env_t);
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if (i == 7)
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ft_env(env_t);
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if (i == 1)
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ft_exit(cmd->argv, ft_arrlen(cmd->argv), env, env_t);
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}
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else
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{
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ft_envclear(&env_t, free);
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execve(cmd->cmd, cmd->argv, env);
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}
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}
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void __fork_single_cmd(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
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{
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exec.status = dup2(cmd->infile, STDIN_FILENO);
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if (cmd->infile != STDIN_FILENO)
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close(cmd->infile);
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if (exec.status == -1)
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exit(-1);
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exec.status = dup2(cmd->outfile, STDOUT_FILENO);
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if (cmd->outfile != STDOUT_FILENO)
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close(cmd->outfile);
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if (exec.pipe_fd[0] != -1)
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close(exec.pipe_fd[0]);
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if (exec.pipe_fd[0] != -1)
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close(exec.pipe_fd[1]);
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if (exec.status != -1)
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exec_cmd(cmd, env, env_t);
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}
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int exec_single_cmd_execution(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
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{
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int fork_pid;
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if (is_in_builtins(cmd->cmd) > 0 && is_in_builtins(cmd->cmd) < 5)
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exec_cmd(cmd, env, env_t);
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if (is_in_builtins(cmd->cmd) > 0 && is_in_builtins(cmd->cmd) < 5)
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return (0);
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fork_pid = fork();
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if (!fork_pid)
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{
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__fork_single_cmd(cmd, env, env_t, exec);
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free_exit(env_t, env);
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exit(get_exit_code(-1));
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}
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return (fork_pid);
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}
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