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initial & empty smixer-ac97.so module (only the build framework)

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This commit is contained in:
Jaroslav Kysela 2005-06-07 11:44:25 +00:00
parent c9d343a0cc
commit 4c4849230c
7 changed files with 65 additions and 10 deletions
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21
src/mixer/simple_abst.c
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@ -39,27 +39,33 @@
#include "asoundlib.h"
#include "mixer_simple.h"
#define SO_PATH PKGLIBDIR "/smixer/"
#define SO_PATH PKGLIBDIR "/smixer"
typedef struct _class_priv {
char *device;
snd_ctl_t *ctl;
snd_hctl_t *hctl;
snd_ctl_card_info_t *info;
} class_priv_t;
void *dlhandle;
} class_priv_t;
static int try_open(snd_mixer_class_t *class, const char *lib)
{
class_priv_t *priv = snd_mixer_class_get_private(class);
snd_mixer_event_t event_func;
char *xlib;
char *xlib, *path;
void *h;
xlib = malloc(strlen(lib) + strlen(SO_PATH) + 1);
path = getenv("ALSA_MIXER_SIMPLE_MODULES");
if (!path)
path = SO_PATH;
xlib = malloc(strlen(lib) + strlen(path) + 1 + 1);
if (xlib == NULL)
return -ENOMEM;
strcpy(xlib, SO_PATH);
strcpy(xlib, path);
strcat(xlib, "/");
strcat(xlib, lib);
h = snd_dlopen(lib, RTLD_NOW);
h = snd_dlopen(xlib, RTLD_NOW);
if (h == NULL) {
SNDERR("Unable to open library '%s'", xlib);
free(xlib);
@ -74,6 +80,7 @@ static int try_open(snd_mixer_class_t *class, const char *lib)
}
free(xlib);
snd_mixer_class_set_event(class, event_func);
priv->dlhandle = h;
return 0;
}
@ -140,6 +147,8 @@ static void private_free(snd_mixer_class_t *class)
{
class_priv_t *priv = snd_mixer_class_get_private(class);
if (priv->dlhandle)
snd_dlclose(priv->dlhandle);
if (priv->info)
snd_ctl_card_info_free(priv->info);
if (priv->hctl)