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alsactl: use snd_config_imake* functions

Browse source 
To save a call to snd_config_set_xxx, replace the calls to
snd_config_make_xxx with snd_config_imake_xxx.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Clemens Ladisch 2010-05-26 10:07:47 +02:00
parent 1b22cb0488
commit e509df69a5
5 changed files with 55 additions and 57 deletions
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10
alsactl/alsactl.h
View file

@ -34,16 +34,16 @@ extern char *statefile;
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
#define cerror(cond, ...) do {\
if (cond || debugflag) { \
fprintf(stderr, "%s%s: %s:%d: ", debugflag ? "WARNING: " : "", command, __FUNCTION__, __LINE__); \
if (cond) { \
fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stderr, __VA_ARGS__); \
putc('\n', stderr); \
} \
} while (0)
#else
#define cerror(cond, args...) do {\
if (cond || debugflag) { \
fprintf(stderr, "%s%s: %s:%d: ", debugflag ? "WARNING: " : "", command, __FUNCTION__, __LINE__); \
if (cond) { \
fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \
fprintf(stderr, ##args); \
putc('\n', stderr); \
} \
@ -78,7 +78,7 @@ int generate_names(const char *cfgfile);
int file_map(const char *filename, char **buf, size_t *bufsize);
void file_unmap(void *buf, size_t bufsize);
size_t line_width(const char *buf, size_t bufsize, size_t pos);
void initfailed(int cardnumber, const char *reason, int exitcode);
void initfailed(int cardnumber, const char *reason);
static inline int hextodigit(int c)
{

43
alsactl/state.c
View file

@ -58,7 +58,7 @@ static int snd_config_integer_add(snd_config_t *father, char *id, long integer)
{
int err;
snd_config_t *leaf;
err = snd_config_make_integer(&leaf, id);
err = snd_config_imake_integer(&leaf, id, integer);
if (err < 0)
return err;
err = snd_config_add(father, leaf);
@ -66,11 +66,6 @@ static int snd_config_integer_add(snd_config_t *father, char *id, long integer)
snd_config_delete(leaf);
return err;
}
err = snd_config_set_integer(leaf, integer);
if (err < 0) {
snd_config_delete(leaf);
return err;
}
return 0;
}
@ -78,7 +73,7 @@ static int snd_config_integer64_add(snd_config_t *father, char *id, long long in
{
int err;
snd_config_t *leaf;
err = snd_config_make_integer64(&leaf, id);
err = snd_config_imake_integer64(&leaf, id, integer);
if (err < 0)
return err;
err = snd_config_add(father, leaf);
@ -86,11 +81,6 @@ static int snd_config_integer64_add(snd_config_t *father, char *id, long long in
snd_config_delete(leaf);
return err;
}
err = snd_config_set_integer64(leaf, integer);
if (err < 0) {
snd_config_delete(leaf);
return err;
}
return 0;
}
@ -98,7 +88,7 @@ static int snd_config_string_add(snd_config_t *father, const char *id, const cha
{
int err;
snd_config_t *leaf;
err = snd_config_make_string(&leaf, id);
err = snd_config_imake_string(&leaf, id, string);
if (err < 0)
return err;
err = snd_config_add(father, leaf);
@ -106,11 +96,6 @@ static int snd_config_string_add(snd_config_t *father, const char *id, const cha
snd_config_delete(leaf);
return err;
}
err = snd_config_set_string(leaf, string);
if (err < 0) {
snd_config_delete(leaf);
return err;
}
return 0;
}
@ -1117,6 +1102,7 @@ static int restore_config_value2(snd_ctl_t *handle, snd_ctl_elem_info_t *info,
}
snd_ctl_elem_value_set_byte(ctl, idx, val);
return 1;
break;
default:
break;
}
@ -1403,7 +1389,6 @@ static int set_controls(int card, snd_config_t *top, int doit)
snd_ctl_card_info_alloca(&info);
sprintf(name, "hw:%d", card);
dbg("device='%s', doit=%i", name, doit);
err = snd_ctl_open(&handle, name, 0);
if (err < 0) {
error("snd_ctl_open error: %s", snd_strerror(err));
@ -1415,7 +1400,6 @@ static int set_controls(int card, snd_config_t *top, int doit)
goto _close;
}
id = snd_ctl_card_info_get_id(info);
dbg("card-info-id: '%s'", id);
err = snd_config_searchv(top, &control, "state", id, "control", 0);
if (err < 0) {
if (force_restore) {
@ -1441,25 +1425,24 @@ static int set_controls(int card, snd_config_t *top, int doit)
goto _close;
}
dbg("maxnumid=%i", maxnumid);
/* check if we have additional controls in driver */
/* in this case we should go through init procedure */
if (!doit && maxnumid >= 0) {
snd_ctl_elem_id_t *id;
snd_ctl_elem_info_t *info;
snd_ctl_elem_id_alloca(&id);
snd_ctl_elem_info_alloca(&info);
snd_ctl_elem_info_set_numid(info, maxnumid+1);
if (snd_ctl_elem_info(handle, info) == 0) {
/* not very informative */
/* but value is used for check only */
err = -EAGAIN;
dbg("more controls than maxnumid?");
goto _close;
}
}
_close:
snd_ctl_close(handle);
dbg("result code: %i", err);
return err;
}
@ -1584,9 +1567,9 @@ int load_state(const char *file, const char *initfile, const char *cardname,
err = init(initfile, cardname1);
if (err < 0) {
finalerr = err;
initfailed(card, "init", err);
initfailed(card, "init");
}
initfailed(card, "restore", -ENOENT);
initfailed(card, "restore");
}
if (first)
finalerr = 0; /* no cards, no error code */
@ -1619,14 +1602,14 @@ int load_state(const char *file, const char *initfile, const char *cardname,
sprintf(cardname1, "%i", card);
err = init(initfile, cardname1);
if (err < 0) {
initfailed(card, "init", err);
initfailed(card, "init");
finalerr = err;
}
}
if ((err = set_controls(card, config, 1))) {
if (!force_restore)
finalerr = err;
initfailed(card, "restore", err);
initfailed(card, "restore");
}
}
} else {
@ -1641,12 +1624,12 @@ int load_state(const char *file, const char *initfile, const char *cardname,
if (do_init && set_controls(cardno, config, 0)) {
err = init(initfile, cardname);
if (err < 0) {
initfailed(cardno, "init", err);
finalerr = err;
initfailed(cardno, "init");
return err;
}
}
if ((err = set_controls(cardno, config, 1))) {
initfailed(cardno, "restore", err);
initfailed(cardno, "restore");
if (!force_restore)
return err;
}

6
alsactl/utils.c
View file

@ -79,23 +79,19 @@ size_t line_width(const char *buf, size_t bufsize, size_t pos)
return count - pos;
}
void initfailed(int cardnumber, const char *reason, int exitcode)
void initfailed(int cardnumber, const char *reason)
{
int fp;
char *str;
char sexitcode[16];
if (statefile == NULL)
return;
if (snd_card_get_name(cardnumber, &str) < 0)
return;
sprintf(sexitcode, "%i", exitcode);
fp = open(statefile, O_WRONLY|O_CREAT|O_APPEND, 0644);
write(fp, str, strlen(str));
write(fp, ":", 1);
write(fp, reason, strlen(reason));
write(fp, ":", 1);
write(fp, sexitcode, strlen(sexitcode));
write(fp, "\n", 1);
close(fp);
free(str);

2
configure.in
View file

@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
AC_INIT(aplay/aplay.c)
AC_PREFIX_DEFAULT(/usr)
AM_INIT_AUTOMAKE(alsa-utils, 1.0.23)
AM_INIT_AUTOMAKE(alsa-utils, 1.0.22)
AM_GNU_GETTEXT([external])
AM_GNU_GETTEXT_VERSION([0.15])

51
seq/aconnect/aconnect.c
View file

@ -192,33 +192,52 @@ static void remove_connection(snd_seq_t *seq, snd_seq_client_info_t *cinfo,
snd_seq_port_info_t *pinfo, int count)
{
snd_seq_query_subscribe_t *query;
snd_seq_port_info_t *port;
snd_seq_port_subscribe_t *subs;
snd_seq_query_subscribe_alloca(&query);
snd_seq_query_subscribe_set_root(query, snd_seq_port_info_get_addr(pinfo));
snd_seq_query_subscribe_set_type(query, SND_SEQ_QUERY_SUBS_READ);
snd_seq_query_subscribe_set_index(query, 0);
snd_seq_port_info_alloca(&port);
snd_seq_port_subscribe_alloca(&subs);
while (snd_seq_query_port_subscribers(seq, query) >= 0) {
for (; snd_seq_query_port_subscribers(seq, query) >= 0;
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1)) {
snd_seq_port_info_t *port;
snd_seq_port_subscribe_t *subs;
const snd_seq_addr_t *sender = snd_seq_query_subscribe_get_root(query);
const snd_seq_addr_t *dest = snd_seq_query_subscribe_get_addr(query);
if (snd_seq_get_any_port_info(seq, dest->client, dest->port, port) < 0 ||
!(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_SUBS_WRITE) ||
(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_NO_EXPORT)) {
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1);
snd_seq_port_info_alloca(&port);
if (snd_seq_get_any_port_info(seq, dest->client, dest->port, port) < 0)
continue;
}
if (!(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_SUBS_WRITE))
continue;
if (snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_NO_EXPORT)
continue;
snd_seq_port_subscribe_alloca(&subs);
snd_seq_port_subscribe_set_queue(subs, snd_seq_query_subscribe_get_queue(query));
snd_seq_port_subscribe_set_sender(subs, sender);
snd_seq_port_subscribe_set_dest(subs, dest);
if (snd_seq_unsubscribe_port(seq, subs) < 0) {
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1);
}
snd_seq_unsubscribe_port(seq, subs);
}
snd_seq_query_subscribe_set_type(query, SND_SEQ_QUERY_SUBS_WRITE);
snd_seq_query_subscribe_set_index(query, 0);
for (; snd_seq_query_port_subscribers(seq, query) >= 0;
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1)) {
snd_seq_port_info_t *port;
snd_seq_port_subscribe_t *subs;
const snd_seq_addr_t *dest = snd_seq_query_subscribe_get_root(query);
const snd_seq_addr_t *sender = snd_seq_query_subscribe_get_addr(query);
snd_seq_port_info_alloca(&port);
if (snd_seq_get_any_port_info(seq, sender->client, sender->port, port) < 0)
continue;
if (!(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_SUBS_READ))
continue;
if (snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_NO_EXPORT)
continue;
snd_seq_port_subscribe_alloca(&subs);
snd_seq_port_subscribe_set_queue(subs, snd_seq_query_subscribe_get_queue(query));
snd_seq_port_subscribe_set_sender(subs, sender);
snd_seq_port_subscribe_set_dest(subs, dest);
snd_seq_unsubscribe_port(seq, subs);
}
}