efl: thread safety by default.

it's better to test this case and make it the only one and make it
work, than have two options that may not work.



SVN revision: 80290

configure.ac

@@ -1953,20 +1953,6 @@ AC_ARG_ENABLE([g-main-loop],
    ],
    [want_g_main_loop="no"])
 
-# thread safety
-
-AC_ARG_ENABLE([thread-safety],
-   [AC_HELP_STRING([--enable-thread-safety],
-       [enable thread safety. @<:@default=disabled@:>@])],
-   [
-    if test "x${enableval}" = "xyes" ; then
-       want_thread_safety="yes"
-    else
-       want_thread_safety="no"
-    fi
-   ],
-   [want_thread_safety="no"])
-
 # epoll
 
 AC_ARG_ENABLE([epoll],
@@ -1994,10 +1980,6 @@ if test "x${with_glib}" = "xyes" || test "x${with_glib}" = "xalways" ; then
    want_glib="yes"
 fi
 
-if test "x${want_thread_safety}" = "xyes" ; then
-   AC_DEFINE([HAVE_THREAD_SAFETY], [1], [Define to enable thread safety])
-fi
-
 want_ecore_timer_dump="no"
 if test "x${build_profile}" = "xdebug" && test "x${ac_cv_func_backtrace}" = "xyes"; then
    want_ecore_timer_dump="yes"
@@ -4184,7 +4166,6 @@ echo "    Tiled 32BPP rotate......: $have_tile_rotate"
 echo
 
 echo "Ecore:"
-echo "  Thread safety..............: $want_thread_safety"
 echo "  GLib support...............: $with_glib"
 echo "  Use g_main_loop............: $want_g_main_loop"
 echo "  Gathering memory statistic.: $ac_cv_func_mallinfo"

src/lib/ecore/ecore_private.h

@@ -246,12 +246,7 @@ extern Eina_Lock _ecore_main_loop_lock;
 static inline void
 _ecore_lock(void)
 {
-#ifdef HAVE_THREAD_SAFETY
    eina_lock_take(&_ecore_main_loop_lock);
-#else
-   /* at least check we're not being called from a thread */
-   EINA_MAIN_LOOP_CHECK_RETURN;
-#endif
    _ecore_main_lock_count++;
    /* assert(_ecore_main_lock_count == 1); */
 }
@@ -261,9 +256,7 @@ _ecore_unlock(void)
 {
    _ecore_main_lock_count--;
    /* assert(_ecore_main_lock_count == 0); */
-#ifdef HAVE_THREAD_SAFETY
    eina_lock_release(&_ecore_main_loop_lock);
-#endif
 }
 
 /*