Index: third_party/harfbuzz-ng/src/hb-mutex-private.hh |
diff --git a/third_party/harfbuzz-ng/src/hb-mutex-private.hh b/third_party/harfbuzz-ng/src/hb-mutex-private.hh |
new file mode 100644 |
index 0000000000000000000000000000000000000000..9855a5654f52bf67d78851f67c99d4d3cf36b093 |
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+++ b/third_party/harfbuzz-ng/src/hb-mutex-private.hh |
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+/* |
+ * Copyright © 2007 Chris Wilson |
+ * Copyright © 2009,2010 Red Hat, Inc. |
+ * Copyright © 2011 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 <chris@chris-wilson.co.uk> |
+ * Red Hat Author(s): Behdad Esfahbod |
+ * Google Author(s): Behdad Esfahbod |
+ */ |
+ |
+#ifndef HB_MUTEX_PRIVATE_HH |
+#define HB_MUTEX_PRIVATE_HH |
+ |
+#include "hb-private.hh" |
+ |
+ |
+ |
+/* mutex */ |
+ |
+/* We need external help for these */ |
+ |
+#ifdef HAVE_GLIB |
+ |
+#include <glib.h> |
+ |
+typedef GStaticMutex hb_mutex_impl_t; |
+#define HB_MUTEX_IMPL_INIT G_STATIC_MUTEX_INIT |
+#define hb_mutex_impl_init(M) g_static_mutex_init (M) |
+#define hb_mutex_impl_lock(M) g_static_mutex_lock (M) |
+#define hb_mutex_impl_unlock(M) g_static_mutex_unlock (M) |
+#define hb_mutex_impl_free(M) g_static_mutex_free (M) |
+ |
+ |
+#elif defined(_MSC_VER) || defined(__MINGW32__) |
+ |
+#include <windows.h> |
+ |
+typedef CRITICAL_SECTION hb_mutex_impl_t; |
+#define HB_MUTEX_IMPL_INIT { NULL, 0, 0, NULL, NULL, 0 } |
+#define hb_mutex_impl_init(M) InitializeCriticalSection (M) |
+#define hb_mutex_impl_lock(M) EnterCriticalSection (M) |
+#define hb_mutex_impl_unlock(M) LeaveCriticalSection (M) |
+#define hb_mutex_impl_free(M) DeleteCriticalSection (M) |
+ |
+ |
+#else |
+ |
+#warning "Could not find any system to define platform macros, library will NOT be thread-safe" |
+ |
+typedef volatile int hb_mutex_impl_t; |
+#define HB_MUTEX_IMPL_INIT 0 |
+#define hb_mutex_impl_init(M) ((void) (*(M) = 0)) |
+#define hb_mutex_impl_lock(M) ((void) (*(M) = 1)) |
+#define hb_mutex_impl_unlock(M) ((void) (*(M) = 0)) |
+#define hb_mutex_impl_free(M) ((void) (*(M) = 2)) |
+ |
+ |
+#endif |
+ |
+ |
+struct hb_mutex_t |
+{ |
+ hb_mutex_impl_t m; |
+ |
+ inline void init (void) { hb_mutex_impl_init (&m); } |
+ inline void lock (void) { hb_mutex_impl_lock (&m); } |
+ inline void unlock (void) { hb_mutex_impl_unlock (&m); } |
+ inline void free (void) { hb_mutex_impl_free (&m); } |
+}; |
+ |
+#define HB_MUTEX_INIT {HB_MUTEX_IMPL_INIT} |
+#define hb_mutex_init(M) (M)->init () |
+#define hb_mutex_lock(M) (M)->lock () |
+#define hb_mutex_unlock(M) (M)->unlock () |
+#define hb_mutex_free(M) (M)->free () |
+ |
+ |
+struct hb_static_mutex_t : hb_mutex_t |
+{ |
+ hb_static_mutex_t (void) { this->init (); } |
+ ~hb_static_mutex_t (void) { this->free (); } |
+ |
+ private: |
+ NO_COPY (hb_static_mutex_t); |
+}; |
+ |
+ |
+ |
+#endif /* HB_MUTEX_PRIVATE_HH */ |