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examples: add signal handler for clean exit

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This commit is contained in:
Wim Taymans 2020-06-04 10:10:08 +02:00
parent 197ffe32ba
commit 33cd2495b8
2 changed files with 21 additions and 6 deletions
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16
src/examples/video-src-alloc.c
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@ -24,14 +24,13 @@
#include <stdio.h>
#include <errno.h>
#include <time.h>
#include <signal.h>
#include <math.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <spa/param/video/format-utils.h>
#include <spa/param/props.h>
#include <pipewire/pipewire.h>
@ -349,6 +348,12 @@ static const struct pw_stream_events stream_events = {
.remove_buffer = on_stream_remove_buffer,
};
static void do_quit(void *userdata, int signal_number)
{
struct data *data = userdata;
pw_main_loop_quit(data->loop);
}
int main(int argc, char *argv[])
{
struct data data = { 0, };
@ -361,6 +366,10 @@ int main(int argc, char *argv[])
/* create a main loop */
data.loop = pw_main_loop_new(NULL);
/* install some handlers to exit nicely */
pw_loop_add_signal(pw_main_loop_get_loop(data.loop), SIGINT, do_quit, &data);
pw_loop_add_signal(pw_main_loop_get_loop(data.loop), SIGTERM, do_quit, &data);
/* create a simple stream, the simple stream manages the core
* object for you if you don't want to deal with them.
*
@ -409,7 +418,7 @@ int main(int argc, char *argv[])
* the server. */
pw_stream_connect(data.stream,
PW_DIRECTION_OUTPUT,
PW_ID_ANY,
PW_ID_ANY, /* link to any node */
PW_STREAM_FLAG_DRIVER |
PW_STREAM_FLAG_ALLOC_BUFFERS,
params, 1);
@ -419,6 +428,7 @@ int main(int argc, char *argv[])
pw_stream_destroy(data.stream);
pw_main_loop_destroy(data.loop);
pw_deinit();
return 0;
}