mpv/osdep/subprocess.c

70 lines
1.9 KiB
C

/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <pthread.h>
#include "config.h"
#include "common/common.h"
#include "common/msg.h"
#include "common/msg_control.h"
#include "subprocess.h"
struct subprocess_args {
struct mp_log *log;
char **args;
};
static void *run_subprocess(void *ptr)
{
struct subprocess_args *p = ptr;
pthread_detach(pthread_self());
mp_msg_flush_status_line(p->log);
char *err = NULL;
if (mp_subprocess(p->args, NULL, NULL, NULL, NULL, &err) < 0)
mp_err(p->log, "Running subprocess failed: %s\n", err);
talloc_free(p);
return NULL;
}
void mp_subprocess_detached(struct mp_log *log, char **args)
{
struct subprocess_args *p = talloc_zero(NULL, struct subprocess_args);
p->log = mp_log_new(p, log, NULL);
int num_args = 0;
for (int n = 0; args[n]; n++)
MP_TARRAY_APPEND(p, p->args, num_args, talloc_strdup(p, args[n]));
MP_TARRAY_APPEND(p, p->args, num_args, NULL);
pthread_t thread;
if (pthread_create(&thread, NULL, run_subprocess, p))
talloc_free(p);
}
#if !HAVE_SUBPROCESS
int mp_subprocess(char **args, struct mp_cancel *cancel, void *ctx,
subprocess_read_cb on_stdout, subprocess_read_cb on_stderr,
char **error)
{
*error = "unsupported";
return -1;
}
#endif