96 lines
2.6 KiB
C
96 lines
2.6 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* process_helpers.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: sede-san <sede-san@student.42madrid.com +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2026/02/11 00:00:00 by sede-san #+# #+# */
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/* Updated: 2026/02/11 00:00:00 by sede-san ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "executor.h"
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static void set_signal_exit_status(
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int status,
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uint8_t *exit_status
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)
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{
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if (WTERMSIG(status) == SIGINT)
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write(STDOUT_FILENO, "\n", 1);
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else if (WTERMSIG(status) == SIGQUIT)
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{
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if (WCOREDUMP(status))
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write(STDERR_FILENO, "Quit (core dumped)\n", 19);
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else
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write(STDERR_FILENO, "Quit\n", 5);
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}
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*exit_status = 128 + WTERMSIG(status);
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}
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static void set_last_child_status(
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int status,
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uint8_t *exit_status
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)
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{
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if (WIFEXITED(status))
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*exit_status = WEXITSTATUS(status);
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else if (WIFSIGNALED(status))
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set_signal_exit_status(status, exit_status);
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}
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void executor_child_process(
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t_list *current_command,
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t_pipeline *pipeline,
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t_minishell *minishell
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)
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{
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uint8_t exit_status;
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t_command *command;
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command = current_command->content;
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minishell_set_child_signals();
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executor_setup_child_input(pipeline);
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executor_setup_child_output(current_command, pipeline);
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if (!executor_apply_redirections(command, NULL, NULL, NULL))
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exit(EXIT_FAILURE);
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exit_status = executor_execute_command(command, minishell);
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exit(exit_status);
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}
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void executor_parent_cleanup(
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t_list *current_command,
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t_pipeline *pipeline
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)
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{
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if (pipeline->prev_read_fd != -1)
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close(pipeline->prev_read_fd);
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if (current_command->next)
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{
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close(pipeline->pipefd[WRITE_PIPE]);
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pipeline->prev_read_fd = pipeline->pipefd[READ_PIPE];
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}
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else
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pipeline->prev_read_fd = -1;
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}
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uint8_t executor_wait_for_children(
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pid_t last_child_pid
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)
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{
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uint8_t exit_status;
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int status;
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pid_t pid;
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exit_status = EXIT_SUCCESS;
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pid = wait(&status);
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while (last_child_pid > 0 && pid > 0)
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{
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if (pid == last_child_pid)
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set_last_child_status(status, &exit_status);
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pid = wait(&status);
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}
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return (exit_status);
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}
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