mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-10-31 22:25:35 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Added symbol versioning for dlsym-callbacks.

Browse source 
Removed snd_config_refer_load from confmisc.c and pcm.c.
This commit is contained in:
Jaroslav Kysela 2001-08-15 12:12:16 +00:00
parent 36a2810081
commit b45c08611c
43 changed files with 184 additions and 137 deletions
Download patch file Download diff file Expand all files Collapse all files

25
src/pcm/pcm.c
View file

@ -1056,10 +1056,14 @@ static int snd_pcm_open_conf(snd_pcm_t **pcmp, const char *name,
open_name = buf;
snprintf(buf, sizeof(buf), "_snd_pcm_%s_open", str);
}
if (!lib)
lib = ALSA_LIB;
h = dlopen(lib, RTLD_NOW);
open_func = h ? dlsym(h, open_name) : NULL;
if (h) {
if ((err = snd_dlsym_verify(h, open_name, SND_DLSYM_VERSION(SND_PCM_DLSYM_VERSION))) < 0) {
dlclose(h);
goto _err;
}
open_func = dlsym(h, open_name);
}
err = 0;
if (!h) {
SNDERR("Cannot open shared library %s", lib);
@ -1079,25 +1083,12 @@ static int snd_pcm_open_noupdate(snd_pcm_t **pcmp, snd_config_t *root,
const char *name, snd_pcm_stream_t stream, int mode)
{
int err;
snd_config_t *pcm_conf, *n;
snd_config_t *pcm_conf;
err = snd_config_search_definition(root, "pcm", name, &pcm_conf);
if (err < 0) {
SNDERR("Unknown PCM %s", name);
return err;
}
if (snd_config_search(pcm_conf, "refer", &n) >= 0) {
snd_config_t *refer;
char *new_name;
err = snd_config_refer_load(&refer, &new_name, root, n);
if (err < 0) {
SNDERR("Unable to load refered block in PCM %s: %s", name, snd_strerror(err));
return err;
}
err = snd_pcm_open_noupdate(pcmp, refer, new_name, stream, mode);
if (refer != root)
snd_config_delete(refer);
return err;
}
err = snd_pcm_open_conf(pcmp, name, root, pcm_conf, stream, mode);
snd_config_delete(pcm_conf);
return err;