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Make thread local storage optional

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This commit is contained in:
Higor Eurípedes 2016-10-17 21:21:51 -03:00
parent dd36cff174
commit 330a8d7594
6 changed files with 26 additions and 6 deletions
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6
Makefile.common
View File

@ -575,6 +575,10 @@ ifeq ($(HAVE_THREADS), 1)
endif
endif
ifeq ($(HAVE_THREAD_STORAGE), 1)
DEFINES += -DHAVE_THREAD_STORAGE
endif
ifeq ($(HAVE_WAYLAND), 1)
OBJ += gfx/drivers_context/wayland_ctx.o
DEFINES += $(WAYLAND_CFLAGS)
@ -1064,7 +1068,7 @@ OBJ += $(ZLIB_OBJS)
endif
endif
# Video4Linux 2
# Video4Linux 2
ifeq ($(HAVE_V4L2),1)
OBJ += camera/drivers/video4linux2.o

5
libretro-common/include/rthreads/rthreads.h
View File

@ -35,7 +35,10 @@ RETRO_BEGIN_DECLS
typedef struct sthread sthread_t;
typedef struct slock slock_t;
typedef struct scond scond_t;
#ifdef HAVE_THREAD_STORAGE
typedef unsigned sthread_tls_t;
#endif
/**
* sthread_create:
@ -179,6 +182,7 @@ int scond_broadcast(scond_t *cond);
**/
void scond_signal(scond_t *cond);
#ifdef HAVE_THREAD_STORAGE
/**
* @brief Creates a thread local storage key
*
@ -218,6 +222,7 @@ void *sthread_tls_get(sthread_tls_t *tls);
* @return whether the operation suceeded or not
*/
bool sthread_tls_set(sthread_tls_t *tls, const void *data);
#endif
RETRO_END_DECLS

2
libretro-common/rthreads/rthreads.c
View File

@ -475,6 +475,7 @@ bool scond_wait_timeout(scond_t *cond, slock_t *lock, int64_t timeout_us)
#endif
}
#ifdef HAVE_THREAD_STORAGE
bool sthread_tls_create(sthread_tls_t *tls)
{
#ifdef USE_WIN32_THREADS
@ -510,3 +511,4 @@ bool sthread_tls_set(sthread_tls_t *tls, const void *data)
return pthread_setspecific(*tls, data) == 0;
#endif
}
#endif

8
qb/config.libs.sh
View File

@ -150,9 +150,17 @@ fi
if [ "$OS" = 'Win32' ]; then
HAVE_THREADS=yes
HAVE_THREAD_STORAGE=yes
HAVE_DYLIB=yes
else
check_lib THREADS "$PTHREADLIB" pthread_create
if [ "$HAVE_THREADS" = 'yes' ]; then
check_lib THREAD_STORAGE "$PTHREADLIB" pthread_key_create
else
HAVE_THREAD_STORAGE=no
fi
check_lib DYLIB "$DYLIB" dlopen
fi

3
qb/config.params.sh
View File

@ -1,6 +1,6 @@
HAVE_LIBRETRODB=yes # Libretrodb support
HAVE_RGUI=yes # RGUI menu
HAVE_MATERIALUI=auto # MaterialUI menu
HAVE_MATERIALUI=auto # MaterialUI menu
HAVE_XMB=auto # XMB menu
HAVE_ZARCH=no # Zarch menu
HAVE_NUKLEAR=no # Nuklear menu
@ -20,6 +20,7 @@ HAVE_MAN_DIR= # Manpage install directory
HAVE_OPENGLES_LIBS= # Link flags for custom GLES library
HAVE_OPENGLES_CFLAGS= # C-flags for custom GLES library
HAVE_THREADS=auto # Threading support
HAVE_THREAD_STORAGE=auto # Thread Local Storage support
HAVE_FFMPEG=auto # FFmpeg recording support
C89_FFMPEG=no
HAVE_SSA=auto # SSA/ASS for FFmpeg subtitle support

8
retroarch.c
View File

@ -1108,7 +1108,7 @@ bool rarch_ctl(enum rarch_ctl_state state, void *data)
static bool rarch_ips_pref = false;
static bool rarch_patch_blocked = false;
settings_t *settings = config_get_ptr();
#ifdef HAVE_THREADS
#ifdef HAVE_THREAD_STORAGE
static sthread_tls_t rarch_tls;
const void *MAGIC_POINTER = (void*)0xB16B00B5;
#endif
@ -1223,13 +1223,13 @@ bool rarch_ctl(enum rarch_ctl_state state, void *data)
rarch_ctl(RARCH_CTL_UNSET_INITED, NULL);
#ifdef HAVE_THREADS
#ifdef HAVE_THREAD_STORAGE
sthread_tls_delete(&rarch_tls);
#endif
break;
case RARCH_CTL_INIT:
rarch_ctl(RARCH_CTL_DEINIT, NULL);
#ifdef HAVE_THREADS
#ifdef HAVE_THREAD_STORAGE
sthread_tls_create(&rarch_tls);
sthread_tls_set(&rarch_tls, MAGIC_POINTER);
#endif
@ -1319,7 +1319,7 @@ bool rarch_ctl(enum rarch_ctl_state state, void *data)
#endif
break;
case RARCH_CTL_IS_MAIN_THREAD:
#ifdef HAVE_THREADS
#ifdef HAVE_THREAD_STORAGE
return sthread_tls_get(&rarch_tls) == MAGIC_POINTER;
#else
return true;