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pipelines work. next step: handle trmcaps heavy programs like vim (used to work tho in foreground mode before)

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This commit is contained in:
Jack Halford 2017-01-06 17:42:56 +01:00
parent ca89fcf53d
commit 9367075a9f
7 changed files with 15 additions and 14 deletions
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8
42sh/src/exec/exec_pipe.c
View file

@ -29,7 +29,8 @@ int exec_pipe(t_btree **ast)
p->attributes &= ~PROCESS_PIPEEND;
ft_exec(&(*ast)->left);
p->attributes &= ~PROCESS_PIPESTART;
if (p->fdout != STDOUT)
DG("p->fdout=%i", p->fdout);
close(p->fdout);
p->fdout = STDOUT;
p->fdin = fds[PIPE_READ];
@ -38,10 +39,9 @@ int exec_pipe(t_btree **ast)
ft_exec(&(*ast)->right);
if (start)
p->attributes |= PROCESS_PIPESTART;
/* close(fds[PIPE_WRITE]); */
/* close(fds[PIPE_READ]); */
close(p->fdin);
p->fdin = STDIN;
p->fdout = STDOUT;
btree_delone(ast, &ast_free);
return (0);
}

4
42sh/src/exec/process_reset.c
View file

@ -7,8 +7,8 @@ void process_reset(void)
data = data_singleton();
data->exec.process.path = NULL;
data->exec.process.av = NULL;
data->exec.process.fdin = STDIN;
data->exec.process.fdout = STDOUT;
/* data->exec.process.fdin = STDIN; */
/* data->exec.process.fdout = STDOUT; */
data->exec.process.pid = 0;
data->exec.process.attributes = PROCESS_PIPESTART | PROCESS_PIPEEND;
}

2
42sh/src/job-control/builtin_jobs.c
View file

@ -37,8 +37,6 @@ int builtin_jobs(const char *path, char *const av[], char *const envp[])
firstp = 1;
job = jlist->content;
ft_printf("{mag}[%i] %c ", job->id, rank);
if (lg)
ft_printf("%i ", p->pid);
ft_printf("attr=%#b ", job->attributes);
plist = job->first_process;
while (plist)

2
42sh/src/job-control/job_addprocess.c
View file

@ -31,7 +31,7 @@ int job_addprocess(t_process *p)
job = jobc->first_job->content;
if (p->pid > 0)
{
ft_lstadd(&job->first_process, ft_lstnew(p, sizeof(*p)));
ft_lsteadd(&job->first_process, ft_lstnew(p, sizeof(*p)));
DG("added process to first_job : %i", p->pid);
}
if (JOB_IS_BG(job->attributes) && IS_PIPEEND(p->attributes))

6
42sh/src/job-control/job_wait.c
View file

@ -17,6 +17,8 @@ int job_wait(int id)
pid_t pid;
int status;
if (job_is_stopped(id) || job_is_completed(id))
return (0);
pid = waitpid(WAIT_ANY, &status, WUNTRACED);
while (!process_mark_status(pid, status)
&& !job_is_stopped(id)
@ -26,7 +28,7 @@ int job_wait(int id)
pid = waitpid(WAIT_ANY, &status, WUNTRACED);
DG("waitpid done");
}
/* DG("stopped: %i", job_is_stopped(job)); */
/* DG("completed: %i", job_is_completed(job)); */
DG("stopped: %i", job_is_stopped(id));
DG("completed: %i", job_is_completed(id));
return (0);
}

3
42sh/src/job-control/put_job_in_foreground.c
View file

@ -27,7 +27,8 @@ int put_job_in_foreground(t_job *job, int cont)
perror("kill (SIGCONT)");
}
/* Wait for it to report. */
DG("gonna wait for job");
DG("gonna wait for job id=%i", job->id);
/* if (!(p->attributes & PROCESS_BUILTIN && p->fdout == STDOUT)) */
job_wait(job->id);
job_remove(job->id);

2
42sh/src/job-control/sigchld_handler.c
View file

@ -21,5 +21,5 @@ void sigchld_handler(int signo)
DG("got asynchronous notification (SIGCHLD)");
/* if (do_job_notification()) */
/* ft_putstr(SHELL_PROMPT); */
/* job_update_status(); */
job_update_status();
}