static void process_deferred_overrides (lists_t_strs *deferred)
{
int ix;
bool cleared;
const char marker[] = "*Marker*";
char **config_decoders;
lists_t_strs *decoders_option;
/* We need to shuffle the PreferredDecoders list into the
* right order as we load any deferred overriding options. */
decoders_option = options_get_list ("PreferredDecoders");
lists_strs_reverse (decoders_option);
config_decoders = lists_strs_save (decoders_option);
lists_strs_clear (decoders_option);
lists_strs_append (decoders_option, marker);
for (ix = 0; ix < lists_strs_size (deferred); ix += 1)
override_config_option (lists_strs_at (deferred, ix), NULL);
cleared = lists_strs_empty (decoders_option) ||
strcmp (lists_strs_at (decoders_option, 0), marker) != 0;
lists_strs_reverse (decoders_option);
if (!cleared) {
char **override_decoders;
free (lists_strs_pop (decoders_option));
override_decoders = lists_strs_save (decoders_option);
lists_strs_clear (decoders_option);
lists_strs_load (decoders_option, config_decoders);
lists_strs_load (decoders_option, override_decoders);
free (override_decoders);
}
free (config_decoders);
}
char *lists_strs_fmt (const lists_t_strs *list, const char *fmt)
{
int len, ix, rc;
char *result, *ptr;
assert (list);
assert (strstr (fmt, "%s"));
result = NULL;
if (!lists_strs_empty (list)) {
len = 0;
for (ix = 0; ix < lists_strs_size (list); ix += 1)
len += strlen (lists_strs_at (list, ix));
len += ix * (strlen (fmt) - 2);
ptr = result = xmalloc (len + 1);
for (ix = 0; ix < lists_strs_size (list); ix += 1) {
rc = snprintf (ptr, len + 1, fmt, lists_strs_at (list, ix));
if (rc > len)
fatal ("Allocated string area was too small!");
len -= rc;
ptr += rc;
}
}
return result;
}
/* Load all preferences given by the user in PreferredDecoders. */
static void load_preferences ()
{
int ix;
const char *preference;
lists_t_strs *list;
list = options_get_list ("PreferredDecoders");
for (ix = 0; ix < lists_strs_size (list); ix += 1) {
preference = lists_strs_at (list, ix);
load_each_preference (preference);
}
#ifdef DEBUG
{
char *names;
decoder_t_preference *pref;
for (pref = preferences; pref; pref = pref->next) {
names = list_decoder_names (pref->decoder_list, pref->decoders);
debug ("%s:%s", pref->source, names);
free (names);
}
}
#endif
}
/* Given a string, return the index of the first list entry which matches
* it. If not found, return the total number of entries.
* The comparison is case-insensitive. */
int lists_strs_find (lists_t_strs *list, const char *sought)
{
int result;
assert (list);
assert (sought);
for (result = 0; result < lists_strs_size (list); result += 1) {
if (!strcasecmp (lists_strs_at (list, result), sought))
break;
}
return result;
}
/* Add a new preference for an audio format. */
static void load_each_preference (const char *preference)
{
const char *prefix;
lists_t_strs *tokens;
decoder_t_preference *pref;
assert (preference && preference[0]);
tokens = lists_strs_new (4);
lists_strs_split (tokens, preference, "(,)");
prefix = lists_strs_at (tokens, 0);
pref = make_preference (prefix);
#ifdef DEBUG
pref->source = preference;
#endif
load_decoders (pref, tokens);
pref->next = preferences;
preferences = pref;
lists_strs_free (tokens);
}
/* Build a preference's decoder list. */
static void load_decoders (decoder_t_preference *pref, lists_t_strs *tokens)
{
int ix, dx, asterisk_at;
int decoder[PLUGINS_NUM];
const char *name;
assert (pref);
assert (tokens);
asterisk_at = -1;
/* Add the index of each known decoder to the decoders list.
* Note the position following the first asterisk. */
for (ix = 1; ix < lists_strs_size (tokens); ix += 1) {
name = lists_strs_at (tokens, ix);
if (strcmp (name, "*"))
load_each_decoder (pref, name);
else if (asterisk_at == -1)
asterisk_at = pref->decoders;
}
if (asterisk_at == -1)
return;
dx = 0;
/* Find decoders not already listed. */
for (ix = 0; ix < plugins_num; ix += 1) {
if (!is_listed_decoder (pref, ix))
decoder[dx++] = ix;
}
/* Splice asterisk decoders into the decoder list. */
for (ix = 0; ix < dx; ix += 1) {
pref->decoder_list[pref->decoders++] =
pref->decoder_list[asterisk_at + ix];
pref->decoder_list[asterisk_at + ix] = decoder[ix];
}
assert (RANGE(0, pref->decoders, plugins_num));
}
/* Initialize logging stream */
void log_init_stream (FILE *f, const char *fn)
{
logfp = f;
if (logging_state == BUFFERING) {
if (logfp) {
int ix;
for (ix = 0; ix < lists_strs_size (buffered_log); ix += 1)
fprintf (logfp, "%s", lists_strs_at (buffered_log, ix));
fflush (logfp);
}
lists_strs_free (buffered_log);
buffered_log = NULL;
}
logging_state = LOGGING;
logit ("Writing log to: %s", fn);
if (log_records_spilt > 0)
logit ("%d log records spilt", log_records_spilt);
}
static void on_song_change ()
{
static char *last_file = NULL;
static lists_t_strs *on_song_change = NULL;
int ix;
bool same_file, unpaused;
char *curr_file, **args;
struct file_tags *curr_tags;
lists_t_strs *arg_list;
/* We only need to do OnSongChange tokenisation once. */
if (on_song_change == NULL) {
char *command;
on_song_change = lists_strs_new (4);
command = options_get_str ("OnSongChange");
if (command)
lists_strs_tokenise (on_song_change, command);
}
if (lists_strs_empty (on_song_change))
return;
curr_file = audio_get_sname ();
if (curr_file == NULL)
return;
same_file = (last_file && !strcmp (last_file, curr_file));
unpaused = (audio_get_prev_state () == STATE_PAUSE);
if (same_file && (unpaused || !options_get_bool ("RepeatSongChange"))) {
free (curr_file);
return;
}
curr_tags = tags_cache_get_immediate (tags_cache, curr_file,
TAGS_COMMENTS | TAGS_TIME);
arg_list = lists_strs_new (lists_strs_size (on_song_change));
for (ix = 0; ix < lists_strs_size (on_song_change); ix += 1) {
char *arg, *str;
arg = lists_strs_at (on_song_change, ix);
if (arg[0] != '%')
lists_strs_append (arg_list, arg);
else if (!curr_tags)
lists_strs_append (arg_list, "");
else {
switch (arg[1]) {
case 'a':
str = curr_tags->artist ? curr_tags->artist : "";
lists_strs_append (arg_list, str);
break;
case 'r':
str = curr_tags->album ? curr_tags->album : "";
lists_strs_append (arg_list, str);
break;
case 't':
str = curr_tags->title ? curr_tags->title : "";
lists_strs_append (arg_list, str);
break;
case 'n':
if (curr_tags->track >= 0) {
str = (char *) xmalloc (sizeof (char) * 4);
snprintf (str, 4, "%d", curr_tags->track);
lists_strs_push (arg_list, str);
}
else
lists_strs_append (arg_list, "");
break;
case 'f':
lists_strs_append (arg_list, curr_file);
break;
case 'D':
if (curr_tags->time >= 0) {
str = (char *) xmalloc (sizeof (char) * 10);
snprintf (str, 10, "%d", curr_tags->time);
lists_strs_push (arg_list, str);
}
else
lists_strs_append (arg_list, "");
break;
case 'd':
if (curr_tags->time >= 0) {
str = (char *) xmalloc (sizeof (char) * 12);
sec_to_min (str, curr_tags->time);
lists_strs_push (arg_list, str);
}
else
lists_strs_append (arg_list, "");
break;
default:
lists_strs_append (arg_list, arg);
}
}
}
tags_free (curr_tags);
#ifndef NDEBUG
{
char *cmd;
cmd = lists_strs_fmt (arg_list, " %s");
debug ("Running command: %s", cmd);
free (cmd);
}
#endif
switch (fork ()) {
case 0:
args = lists_strs_save (arg_list);
execve (args[0], args, environ);
exit (EXIT_FAILURE);
case -1:
log_errno ("Failed to fork()", errno);
}
lists_strs_free (arg_list);
free (last_file);
last_file = curr_file;
}
