Move the device lock into the backend function table

For backend-specific implementations: this should hold the audio mixer loop for
playback devices, and provide recursive mutex behavior.

14 files changed, 28 insertions, 0 deletions

diff --git a/Alc/backends/alsa.c b/Alc/backends/alsa.c
index 880f7ac9..38653aa1 100644
--- a/Alc/backends/alsa.c
+++ b/Alc/backends/alsa.c
@@ -1254,6 +1254,8 @@ static const BackendFuncs alsa_funcs = {
     alsa_stop_capture,
     alsa_capture_samples,
     alsa_available_samples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     alsa_get_latency
 };
 
diff --git a/Alc/backends/coreaudio.c b/Alc/backends/coreaudio.c
index df28d706..c3a67c81 100644
--- a/Alc/backends/coreaudio.c
+++ b/Alc/backends/coreaudio.c
@@ -682,6 +682,8 @@ static const BackendFuncs ca_funcs = {
     ca_stop_capture,
     ca_capture_samples,
     ca_available_samples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     ca_get_latency
 };
 
diff --git a/Alc/backends/dsound.c b/Alc/backends/dsound.c
index 89910c7f..e38bf30f 100644
--- a/Alc/backends/dsound.c
+++ b/Alc/backends/dsound.c
@@ -954,6 +954,8 @@ static const BackendFuncs DSoundFuncs = {
     DSoundStopCapture,
     DSoundCaptureSamples,
     DSoundAvailableSamples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     DSoundGetLatency
 };
 
diff --git a/Alc/backends/loopback.c b/Alc/backends/loopback.c
index ae7e32b4..2597a392 100644
--- a/Alc/backends/loopback.c
+++ b/Alc/backends/loopback.c
@@ -74,6 +74,8 @@ static const BackendFuncs loopback_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     loopback_get_latency
 };
 
diff --git a/Alc/backends/mmdevapi.c b/Alc/backends/mmdevapi.c
index bffc463a..4fa933ac 100644
--- a/Alc/backends/mmdevapi.c
+++ b/Alc/backends/mmdevapi.c
@@ -956,6 +956,8 @@ static const BackendFuncs MMDevApiFuncs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     MMDevApiGetLatency
 };
 
diff --git a/Alc/backends/null.c b/Alc/backends/null.c
index f39d3071..8ae9479c 100644
--- a/Alc/backends/null.c
+++ b/Alc/backends/null.c
@@ -149,6 +149,8 @@ static const BackendFuncs null_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     null_get_latency
 };
 
diff --git a/Alc/backends/opensl.c b/Alc/backends/opensl.c
index f2df0218..14d0061b 100644
--- a/Alc/backends/opensl.c
+++ b/Alc/backends/opensl.c
@@ -420,6 +420,8 @@ static const BackendFuncs opensl_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     opensl_get_latency
 };
 
diff --git a/Alc/backends/oss.c b/Alc/backends/oss.c
index 6786f8c6..02150a8b 100644
--- a/Alc/backends/oss.c
+++ b/Alc/backends/oss.c
@@ -495,6 +495,8 @@ static const BackendFuncs oss_funcs = {
     oss_stop_capture,
     oss_capture_samples,
     oss_available_samples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     oss_get_latency
 };
 
diff --git a/Alc/backends/portaudio.c b/Alc/backends/portaudio.c
index 1558e89f..e55f6842 100644
--- a/Alc/backends/portaudio.c
+++ b/Alc/backends/portaudio.c
@@ -438,6 +438,8 @@ static const BackendFuncs pa_funcs = {
     pa_stop_capture,
     pa_capture_samples,
     pa_available_samples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     pa_get_latency
 };
 
diff --git a/Alc/backends/pulseaudio.c b/Alc/backends/pulseaudio.c
index 87a04946..de8a40d0 100644
--- a/Alc/backends/pulseaudio.c
+++ b/Alc/backends/pulseaudio.c
@@ -1407,6 +1407,8 @@ static const BackendFuncs pulse_funcs = {
     pulse_stop_capture,
     pulse_capture_samples,
     pulse_available_samples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     pulse_get_latency
 };
 
diff --git a/Alc/backends/sndio.c b/Alc/backends/sndio.c
index c1dbc1a6..4698d5e3 100644
--- a/Alc/backends/sndio.c
+++ b/Alc/backends/sndio.c
@@ -271,6 +271,8 @@ static const BackendFuncs sndio_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     sndio_get_latency
 };
 
diff --git a/Alc/backends/solaris.c b/Alc/backends/solaris.c
index 4be32a50..8d31104e 100644
--- a/Alc/backends/solaris.c
+++ b/Alc/backends/solaris.c
@@ -255,6 +255,8 @@ static const BackendFuncs solaris_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     solaris_get_latency
 };
 
diff --git a/Alc/backends/wave.c b/Alc/backends/wave.c
index fb118ee8..7d28fab0 100644
--- a/Alc/backends/wave.c
+++ b/Alc/backends/wave.c
@@ -342,6 +342,8 @@ static const BackendFuncs wave_funcs = {
     NULL,
     NULL,
     NULL,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     wave_get_latency
 };
 
diff --git a/Alc/backends/winmm.c b/Alc/backends/winmm.c
index ecd76e52..13012d81 100644
--- a/Alc/backends/winmm.c
+++ b/Alc/backends/winmm.c
@@ -724,6 +724,8 @@ static const BackendFuncs WinMMFuncs = {
     WinMMStopCapture,
     WinMMCaptureSamples,
     WinMMAvailableSamples,
+    ALCdevice_LockDefault,
+    ALCdevice_UnlockDefault,
     WinMMGetLatency
 };