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Added port cleanup and other changes by Uros

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This commit is contained in:
Jaroslav Kysela 2001-12-26 18:52:58 +00:00
parent 72a4346d4d
commit 96dd664e6a
1 changed files with 32 additions and 7 deletions
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39
seq/sbiload/sbiload.c
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@ -120,7 +120,7 @@ static int parse_portdesc (char *portdesc);
static int init_client ();
static void
error_handler (const char *file, int line, const char *function, int err, const char *fmt, ...)
ignore_errors (const char *file, int line, const char *function, int err, const char *fmt, ...)
{
/* ignore */
}
@ -131,9 +131,11 @@ error_handler (const char *file, int line, const char *function, int err, const
static void
show_list () {
snd_seq_client_info_t *cinfo;
snd_seq_port_info_t *pinfo;
int client, err;
snd_lib_error_set_handler (error_handler);
snd_lib_error_set_handler (ignore_errors);
if ((err = snd_seq_open (&seq_handle, "hw", SND_SEQ_OPEN_DUPLEX, 0)) < 0) {
fprintf (stderr, "Could not open sequencer: %s\n", snd_strerror (err));
return;
@ -143,7 +145,6 @@ show_list () {
snd_seq_client_info_alloca(&cinfo);
snd_seq_client_info_set_client(cinfo, -1);
while (snd_seq_query_next_client(seq_handle, cinfo) >= 0) {
snd_seq_port_info_t *pinfo;
client = snd_seq_client_info_get_client(cinfo);
snd_seq_port_info_alloca(&pinfo);
snd_seq_port_info_set_client(pinfo, client);
@ -537,13 +538,37 @@ init_client () {
snd_seq_close (seq_handle);
fprintf (stderr, "Unable to subscribe destination port: %s\n",
snd_strerror (errno));
return -1;
}
return 0;
}
/*
* Unsubscribe client from destination port
* and close sequencer
*/
static void
finish_client ()
{
snd_seq_port_subscribe_t *sub;
snd_seq_addr_t addr;
int err;
snd_seq_port_subscribe_alloca(&sub);
addr.client = seq_client;
addr.port = seq_port;
snd_seq_port_subscribe_set_sender(sub, &addr);
addr.client = seq_dest_client;
addr.port = seq_dest_port;
snd_seq_port_subscribe_set_dest(sub, &addr);
if ((err = snd_seq_unsubscribe_port (seq_handle, sub)) < 0) {
fprintf (stderr, "Unable to unsubscribe destination port: %s\n",
snd_strerror (errno));
}
snd_seq_close (seq_handle);
}
/*
* Load a .SBI FM instrument patch
* sbiload [-p client:port] [-l] [-v level] instfile drumfile
@ -622,19 +647,19 @@ main (int argc, char **argv) {
/* Process instrument and drum file */
if (optind < argc) {
if (load_file (0, argv[optind++]) < 0) {
snd_seq_close (seq_handle);
finish_client();
return 1;
}
}
if (optind < argc) {
if (load_file (128, argv[optind]) < 0) {
snd_seq_close (seq_handle);
finish_client();
return 1;
}
}
/* Unsubscribe destination port and close client */
snd_seq_close (seq_handle);
finish_client();
return 0;
}