diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 66 |
1 files changed, 59 insertions, 7 deletions
@@ -6,19 +6,71 @@ /* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2024/04/29 13:35:21 by dkaiser #+# #+# */ -/* Updated: 2024/05/02 14:38:11 by dkaiser ### ########.fr */ +/* Updated: 2024/05/07 16:04:43 by dkaiser ### ########.fr */ /* */ /* ************************************************************************** */ #include "pipex.h" +#include <stdlib.h> +#include <sys/_types/_pid_t.h> +#include <unistd.h> +#include <stdio.h> + +int pipex(t_pxdata *data, char *envp[]) +{ + int p[2]; + pid_t pid; + char **cmd; + int status; + + pipe(p); + pid = fork(); + if (pid < 0) + return (EXIT_FAILURE); + if (pid == 0) + { + close(p[0]); + dup2(data->in_fd, 0); + dup2(p[1], 1); + if (!data->cmds[0]) + exit(127); + cmd = ft_split(data->cmds[0], ' '); // TODO: Free on fail + status = execve(cmd[0], cmd, envp); + free(cmd); + exit(status); + } + else + { + close(p[1]); + dup2(p[0], 0); + dup2(data->out_fd, 1); + if (!data->cmds[1]) + return (EXIT_FAILURE); + cmd = ft_split(data->cmds[1], ' '); // TODO: Free on fail + if (execve(cmd[0], cmd, envp)) + return (EXIT_FAILURE); + free(cmd); + } + close(data->in_fd); + close(data->out_fd); + return (EXIT_SUCCESS); +} int main(int argc, char *argv[], char *envp[]) { - if (!argc || !argv || !envp) + t_pxdata *data; + + if (argc != 5) return (1); - // Read content of file1 (argv[1]) - // Execute cmd1 (argv[2]) with file1 on stdin - // pipe the output of cmd1 into cmd2 - // Execute cmd2 (argv[3]) with the piped input on stdin - // Write output of cmd2 into file2 (argv[4]) + data = get_pxdata(argc, argv, envp); + /* if (data->in_fd < 0 || data->out_fd < 0) */ + /* return (1); */ + /* ft_printf("IN: %d\nOUT: %d\n", data->in_fd, data->out_fd); */ + /* int i = 0; */ + /* while (data->cmds[i]) */ + /* { */ + /* ft_printf("CMD [%d]: %s\n", i, data->cmds[i]); */ + /* i++; */ + /* } */ + return pipex(data, envp); } |