/* * Copyright © 2007 Chris Wilson * Copyright © 2009,2010 Red Hat, Inc. * Copyright © 2011,2012 Google, Inc. * * This is part of HarfBuzz, a text shaping library. * * Permission is hereby granted, without written agreement and without * license or royalty fees, to use, copy, modify, and distribute this * software and its documentation for any purpose, provided that the * above copyright notice and the following two paragraphs appear in * all copies of this software. * * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. * * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * * Contributor(s): * Chris Wilson <[email protected]> * Red Hat Author(s): Behdad Esfahbod * Google Author(s): Behdad Esfahbod */ #ifndef HB_MUTEX_HH #define HB_MUTEX_HH #include "hb.hh" /* mutex */ /* We need external help for these */ #if defined(hb_mutex_impl_init) \ && defined(hb_mutex_impl_lock) \ && defined(hb_mutex_impl_unlock) \ && defined(hb_mutex_impl_finish) /* Defined externally, i.e. in config.h; must have typedef'ed hb_mutex_impl_t as well. */ #elif !defined(HB_NO_MT) && !defined(HB_MUTEX_IMPL_STD_MUTEX) && (defined(HAVE_PTHREAD) || defined(__APPLE__)) #include <pthread.h> hb_mutex_impl_t; #define hb_mutex_impl_init(M) … #define hb_mutex_impl_lock(M) … #define hb_mutex_impl_unlock(M) … #define hb_mutex_impl_finish(M) … #elif !defined(HB_NO_MT) && !defined(HB_MUTEX_IMPL_STD_MUTEX) && defined(_WIN32) typedef CRITICAL_SECTION hb_mutex_impl_t; #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) && WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) #define hb_mutex_impl_init … #else #define hb_mutex_impl_init … #endif #define hb_mutex_impl_lock … #define hb_mutex_impl_unlock … #define hb_mutex_impl_finish … #elif !defined(HB_NO_MT) #include <mutex> typedef std::mutex hb_mutex_impl_t; #define hb_mutex_impl_init … #define hb_mutex_impl_lock … #define hb_mutex_impl_unlock … #define hb_mutex_impl_finish … #else /* defined(HB_NO_MT) */ typedef int hb_mutex_impl_t; #define hb_mutex_impl_init … #define hb_mutex_impl_lock … #define hb_mutex_impl_unlock … #define hb_mutex_impl_finish … #endif struct hb_mutex_t { … }; struct hb_lock_t { … }; #endif /* HB_MUTEX_HH */
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