Merge remote-tracking branch 'zonique/osx'

5 files changed, 47 insertions, 5 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index bc2db918..f3717cec 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -80,6 +80,10 @@ AM_LDFLAGS+=-Wl,--export-all-symbols,--enable-auto-import -no-undefined
 WINSOCK_LIBS=-lwsock32 -lws2_32 -lwininet
 endif
 
+if OS_IS_DARWIN
+AM_LDFLAGS+=-headerpad_max_install_names
+endif
+
 FOREIGN_CFLAGS = -w
 MODULE_LDFLAGS = $(AM_LDFLAGS) -module -disable-static -avoid-version $(LDFLAGS_NOUNDEFINED)
 MODULE_LIBADD = $(AM_LIBADD) libpulsecore-@PA_MAJORMINOR@.la libpulsecommon-@PA_MAJORMINOR@.la libpulse.la
@@ -1542,13 +1546,13 @@ module_oss_la_LIBADD = $(MODULE_LIBADD) liboss-util.la
 
 # COREAUDIO
 
-module_coreaudio_detect_la_SOURCES = modules/coreaudio/module-coreaudio-detect.c
+module_coreaudio_detect_la_SOURCES = modules/macosx/module-coreaudio-detect.c
 module_coreaudio_detect_la_LDFLAGS = $(MODULE_LDFLAGS) \
 		-Wl,-framework -Wl,Cocoa -framework CoreAudio \
 		-Wl,-framework -Wl,AudioUnit -framework AudioUnit
 module_coreaudio_detect_la_LIBADD = $(MODULE_LIBADD)
 
-module_coreaudio_device_la_SOURCES = modules/coreaudio/module-coreaudio-device.c
+module_coreaudio_device_la_SOURCES = modules/macosx/module-coreaudio-device.c
 module_coreaudio_device_la_LDFLAGS = $(MODULE_LDFLAGS) \
 		-Wl,-framework -Wl,Cocoa -framework CoreAudio \
 		-Wl,-framework -Wl,AudioUnit -framework AudioUnit
@@ -1619,7 +1623,7 @@ module_zeroconf_discover_la_CFLAGS = $(AM_CFLAGS) $(AVAHI_CFLAGS)
 
 # Bonjour
 
-module_bonjour_publish_la_SOURCES = modules/module-bonjour-publish.c
+module_bonjour_publish_la_SOURCES = modules/macosx/module-bonjour-publish.c
 module_bonjour_publish_la_LDFLAGS = $(MODULE_LDFLAGS) \
 			-Wl,-framework -Wl,CoreFoundation -framework CoreFoundation
 module_bonjour_publish_la_LIBADD = $(MODULE_LIBADD)
diff --git a/src/modules/module-bonjour-publish.c b/src/modules/macosx/module-bonjour-publish.c
index 095a1d29..095a1d29 100644
--- a/src/modules/module-bonjour-publish.c
+++ b/src/modules/macosx/module-bonjour-publish.c
diff --git a/src/modules/coreaudio/module-coreaudio-detect.c b/src/modules/macosx/module-coreaudio-detect.c
index 1d26b84e..263fc72d 100644
--- a/src/modules/coreaudio/module-coreaudio-detect.c
+++ b/src/modules/macosx/module-coreaudio-detect.c
@@ -232,12 +232,14 @@ fail:
 
 void pa__done(pa_module *m) {
     struct userdata *u;
-    struct ca_device *dev = u->devices;
+    struct ca_device *dev;
     AudioObjectPropertyAddress property_address;
 
     pa_assert(m);
     pa_assert_se(u = m->userdata);
 
+    dev = u->devices;
+
     property_address.mSelector = kAudioHardwarePropertyDevices;
     property_address.mScope = kAudioObjectPropertyScopeGlobal;
     property_address.mElement = kAudioObjectPropertyElementMaster;
diff --git a/src/modules/coreaudio/module-coreaudio-device.c b/src/modules/macosx/module-coreaudio-device.c
index cc4600b5..cc4600b5 100644
--- a/src/modules/coreaudio/module-coreaudio-device.c
+++ b/src/modules/macosx/module-coreaudio-device.c
diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c
index 3eb12428..796ff57c 100644
--- a/src/pulsecore/core-util.c
+++ b/src/pulsecore/core-util.c
@@ -107,6 +107,10 @@
 
 #ifdef __APPLE__
 #include <xlocale.h>
+#include <mach/mach_init.h>
+#include <mach/thread_act.h>
+#include <mach/thread_policy.h>
+#include <sys/sysctl.h>
 #endif
 
 #ifdef HAVE_DBUS
@@ -691,7 +695,39 @@ static int set_scheduler(int rtprio) {
  * the thread is already realtime, don't do anything. */
 int pa_make_realtime(int rtprio) {
 
-#ifdef _POSIX_PRIORITY_SCHEDULING
+#if defined(OS_IS_DARWIN)
+    struct thread_time_constraint_policy ttcpolicy;
+    uint64_t freq = 0;
+    size_t size = sizeof(freq);
+    int ret;
+
+    ret = sysctlbyname("hw.cpufrequency", &freq, &size, NULL, 0);
+    if (ret < 0) {
+        pa_log_info("Unable to read CPU frequency, acquisition of real-time scheduling failed.");
+        return -1;
+    }
+
+    pa_log_debug("sysctl for hw.cpufrequency: %llu", freq);
+
+    /* See http://developer.apple.com/library/mac/#documentation/Darwin/Conceptual/KernelProgramming/scheduler/scheduler.html */
+    ttcpolicy.period = freq / 160;
+    ttcpolicy.computation = freq / 3300;
+    ttcpolicy.constraint = freq / 2200;
+    ttcpolicy.preemptible = 1;
+
+    ret = thread_policy_set(mach_thread_self(),
+                            THREAD_TIME_CONSTRAINT_POLICY,
+                            (thread_policy_t) &ttcpolicy,
+                            THREAD_TIME_CONSTRAINT_POLICY_COUNT);
+    if (ret) {
+        pa_log_info("Unable to set real-time thread priority (%08x).", ret);
+        return -1;
+    }
+
+    pa_log_info("Successfully acquired real-time thread priority.");
+    return 0;
+
+#elif _POSIX_PRIORITY_SCHEDULING
     int p;
 
     if (set_scheduler(rtprio) >= 0) {