pmaports/main/directfb/0002-Fix-musl-PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP-comp.patch
clayton craft ed0caeeaef Add osk-sdl, directfb, sdl2, tslib (#419)
The sdl2 package is forked from upstream Alpine and:
1) adds directfb video support
2) adds a patch to work around a compile issue when directfb is enabled
2017-08-19 16:50:59 +00:00

47 lines
1.7 KiB
Diff

--- a/lib/direct/os/linux/glibc/mutex.h
+++ b/lib/direct/os/linux/glibc/mutex.h
@@ -46,7 +46,6 @@ struct __D_DirectMutex {
/**********************************************************************************************************************/
#define DIRECT_MUTEX_INITIALIZER(name) { PTHREAD_MUTEX_INITIALIZER }
-#define DIRECT_RECURSIVE_MUTEX_INITIALIZER(name) { PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP }
#endif
--- a/lib/direct/trace.c
+++ b/lib/direct/trace.c
@@ -89,7 +89,7 @@ struct __D_DirectTraceBuffer {
/**************************************************************************************************/
static DirectLink *buffers;
-static DirectMutex buffers_lock = DIRECT_RECURSIVE_MUTEX_INITIALIZER(buffers_lock);
+static DirectMutex buffers_lock = DIRECT_MUTEX_INITIALIZER(buffers_lock);
/**************************************************************************************************/
--- a/src/directfb.c
+++ b/src/directfb.c
@@ -163,6 +163,15 @@ DirectFBSetOption( const char *name, const char *value )
return DFB_OK;
}
+
+static pthread_once_t lock_init_once = PTHREAD_ONCE_INIT;
+static DirectMutex lock;
+
+static void lock_init(void)
+{
+ direct_recursive_mutex_init(&lock);
+}
+
/*
* Programs have to call this to get the super interface
* which is needed to access other functions
@@ -215,7 +224,7 @@ DirectFBCreate( IDirectFB **interface_ptr )
if (dfb_config->remote.host)
return CreateRemote( dfb_config->remote.host, dfb_config->remote.port, interface_ptr );
- static DirectMutex lock = DIRECT_RECURSIVE_MUTEX_INITIALIZER(lock);
+ pthread_once(&lock_init_once, lock_init);
direct_mutex_lock( &lock );