42-archive/42sh/src/exec/process_setgroup.c

32 lines
1.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* process_setgroup.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/12/13 17:48:10 by jhalford #+# #+# */
/* Updated: 2017/01/11 14:45:36 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#include "job_control.h"
#include "exec.h"
int process_setgroup(t_process *p, pid_t pid)
{
t_job *j;
t_data *data;
(void)p;
data = data_singleton();
if (!SH_HAS_JOBC(data->opts))
return (0);
j = &data->exec.job;
if (!j->pgid)
j->pgid = pid ? pid : getpid();
setpgid(pid, j->pgid);
if (pid == 0 && JOB_IS_FG(j->attributes))
tcsetpgrp(STDIN, j->pgid);
return (0);
}