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| author | Aaron Spike <aaron@ekips.org> | 2006-04-12 13:20:54 +0000 |
|---|---|---|
| committer | acspike <acspike@users.sourceforge.net> | 2006-04-12 13:20:54 +0000 |
| commit | ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b (patch) | |
| tree | 234f5425a7ef7058e69dc2ab77f89810e4f3ed91 /src/dom/js/jslock.h | |
| parent | fix 1466070 (diff) | |
| download | inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.tar.gz inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.zip | |
Removed file/folder for ishmal
(bzr r478)
Diffstat (limited to 'src/dom/js/jslock.h')
| -rw-r--r-- | src/dom/js/jslock.h | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/src/dom/js/jslock.h b/src/dom/js/jslock.h deleted file mode 100644 index 9ece59c9b..000000000 --- a/src/dom/js/jslock.h +++ /dev/null @@ -1,289 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- - * - * ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is Mozilla Communicator client code, released - * March 31, 1998. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1998 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either of the GNU General Public License Version 2 or later (the "GPL"), - * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ -#ifndef jslock_h__ -#define jslock_h__ - -#ifdef JS_THREADSAFE - -#include "jstypes.h" -#include "pratom.h" -#include "prlock.h" -#include "prcvar.h" - -#include "jsprvtd.h" /* for JSScope, etc. */ -#include "jspubtd.h" /* for JSRuntime, etc. */ - -#define Thin_GetWait(W) ((jsword)(W) & 0x1) -#define Thin_SetWait(W) ((jsword)(W) | 0x1) -#define Thin_RemoveWait(W) ((jsword)(W) & ~0x1) - -typedef struct JSFatLock JSFatLock; - -struct JSFatLock { - int susp; - PRLock *slock; - PRCondVar *svar; - JSFatLock *next; - JSFatLock **prevp; -}; - -typedef struct JSThinLock { - jsword owner; - JSFatLock *fat; -} JSThinLock; - -typedef PRLock JSLock; - -typedef struct JSFatLockTable { - JSFatLock *free; - JSFatLock *taken; -} JSFatLockTable; - -/* - * Atomic increment and decrement for a reference counter, given jsrefcount *p. - * NB: jsrefcount is int32, aka PRInt32, so that pratom.h functions work. - */ -#define JS_ATOMIC_INCREMENT(p) PR_AtomicIncrement((PRInt32 *)(p)) -#define JS_ATOMIC_DECREMENT(p) PR_AtomicDecrement((PRInt32 *)(p)) -#define JS_ATOMIC_ADD(p,v) PR_AtomicAdd((PRInt32 *)(p), (PRInt32)(v)) - -#define CurrentThreadId() (jsword)PR_GetCurrentThread() -#define JS_CurrentThreadId() js_CurrentThreadId() -#define JS_NEW_LOCK() PR_NewLock() -#define JS_DESTROY_LOCK(l) PR_DestroyLock(l) -#define JS_ACQUIRE_LOCK(l) PR_Lock(l) -#define JS_RELEASE_LOCK(l) PR_Unlock(l) -#define JS_LOCK0(P,M) js_Lock(P,M) -#define JS_UNLOCK0(P,M) js_Unlock(P,M) - -#define JS_NEW_CONDVAR(l) PR_NewCondVar(l) -#define JS_DESTROY_CONDVAR(cv) PR_DestroyCondVar(cv) -#define JS_WAIT_CONDVAR(cv,to) PR_WaitCondVar(cv,to) -#define JS_NO_TIMEOUT PR_INTERVAL_NO_TIMEOUT -#define JS_NOTIFY_CONDVAR(cv) PR_NotifyCondVar(cv) -#define JS_NOTIFY_ALL_CONDVAR(cv) PR_NotifyAllCondVar(cv) - -/* - * Include jsscope.h so JS_LOCK_OBJ macro callers don't have to include it. - * Since there is a JSThinLock member in JSScope, we can't nest this include - * much earlier (see JSThinLock's typedef, above). Yes, that means there is - * an #include cycle between jslock.h and jsscope.h: moderate-sized XXX here, - * to be fixed by moving JS_LOCK_SCOPE to jsscope.h, JS_LOCK_OBJ to jsobj.h, - * and so on. - * - * We also need jsscope.h #ifdef DEBUG for SET_OBJ_INFO and SET_SCOPE_INFO, - * but we do not want any nested includes that depend on DEBUG. Those lead - * to build bustage when someone makes a change that depends in a subtle way - * on jsscope.h being included directly or indirectly, but does not test by - * building optimized as well as DEBUG. - */ -#include "jsscope.h" - -#ifdef DEBUG - -#define SET_OBJ_INFO(obj_,file_,line_) \ - SET_SCOPE_INFO(OBJ_SCOPE(obj_),file_,line_) - -#define SET_SCOPE_INFO(scope_,file_,line_) \ - ((scope_)->ownercx ? (void)0 : \ - (JS_ASSERT((0 < (scope_)->u.count && (scope_)->u.count <= 4) || \ - SCOPE_IS_SEALED(scope_)), \ - (void)((scope_)->file[(scope_)->u.count-1] = (file_), \ - (scope_)->line[(scope_)->u.count-1] = (line_)))) -#endif /* DEBUG */ - -#define JS_LOCK_RUNTIME(rt) js_LockRuntime(rt) -#define JS_UNLOCK_RUNTIME(rt) js_UnlockRuntime(rt) - -/* - * NB: The JS_LOCK_OBJ and JS_UNLOCK_OBJ macros work *only* on native objects - * (objects for which OBJ_IS_NATIVE returns true). All uses of these macros in - * the engine are predicated on OBJ_IS_NATIVE or equivalent checks. These uses - * are for optimizations above the JSObjectOps layer, under which object locks - * normally hide. - */ -#define JS_LOCK_OBJ(cx,obj) ((OBJ_SCOPE(obj)->ownercx == (cx)) \ - ? (void)0 \ - : (js_LockObj(cx, obj), \ - SET_OBJ_INFO(obj,__FILE__,__LINE__))) -#define JS_UNLOCK_OBJ(cx,obj) ((OBJ_SCOPE(obj)->ownercx == (cx)) \ - ? (void)0 : js_UnlockObj(cx, obj)) - -#define JS_LOCK_SCOPE(cx,scope) ((scope)->ownercx == (cx) ? (void)0 : \ - (js_LockScope(cx, scope), \ - SET_SCOPE_INFO(scope,__FILE__,__LINE__))) -#define JS_UNLOCK_SCOPE(cx,scope) ((scope)->ownercx == (cx) ? (void)0 : \ - js_UnlockScope(cx, scope)) -#define JS_TRANSFER_SCOPE_LOCK(cx, scope, newscope) \ - js_TransferScopeLock(cx, scope, newscope) - -extern jsword js_CurrentThreadId(); -extern void js_LockRuntime(JSRuntime *rt); -extern void js_UnlockRuntime(JSRuntime *rt); -extern void js_LockObj(JSContext *cx, JSObject *obj); -extern void js_UnlockObj(JSContext *cx, JSObject *obj); -extern void js_LockScope(JSContext *cx, JSScope *scope); -extern void js_UnlockScope(JSContext *cx, JSScope *scope); -extern int js_SetupLocks(int,int); -extern void js_CleanupLocks(); -extern void js_InitContextForLocking(JSContext *); -extern void js_TransferScopeLock(JSContext *, JSScope *, JSScope *); -extern JS_FRIEND_API(jsval) -js_GetSlotThreadSafe(JSContext *, JSObject *, uint32); -extern void js_SetSlotThreadSafe(JSContext *, JSObject *, uint32, jsval); -extern void js_InitLock(JSThinLock *); -extern void js_FinishLock(JSThinLock *); -extern void js_FinishSharingScope(JSRuntime *rt, JSScope *scope); - -#ifdef DEBUG - -#define JS_IS_RUNTIME_LOCKED(rt) js_IsRuntimeLocked(rt) -#define JS_IS_OBJ_LOCKED(cx,obj) js_IsObjLocked(cx,obj) -#define JS_IS_SCOPE_LOCKED(cx,scope) js_IsScopeLocked(cx,scope) - -extern JSBool js_IsRuntimeLocked(JSRuntime *rt); -extern JSBool js_IsObjLocked(JSContext *cx, JSObject *obj); -extern JSBool js_IsScopeLocked(JSContext *cx, JSScope *scope); - -#else - -#define JS_IS_RUNTIME_LOCKED(rt) 0 -#define JS_IS_OBJ_LOCKED(cx,obj) 1 -#define JS_IS_SCOPE_LOCKED(cx,scope) 1 - -#endif /* DEBUG */ - -#define JS_LOCK_OBJ_VOID(cx, obj, e) \ - JS_BEGIN_MACRO \ - JS_LOCK_OBJ(cx, obj); \ - e; \ - JS_UNLOCK_OBJ(cx, obj); \ - JS_END_MACRO - -#define JS_LOCK_VOID(cx, e) \ - JS_BEGIN_MACRO \ - JSRuntime *_rt = (cx)->runtime; \ - JS_LOCK_RUNTIME_VOID(_rt, e); \ - JS_END_MACRO - -#if defined(JS_USE_ONLY_NSPR_LOCKS) || \ - !( (defined(_WIN32) && defined(_M_IX86)) || \ - (defined(__GNUC__) && defined(__i386__)) || \ - (defined(SOLARIS) && defined(sparc) && defined(ULTRA_SPARC)) || \ - defined(AIX) ) - -#define NSPR_LOCK 1 - -#undef JS_LOCK0 -#undef JS_UNLOCK0 -#define JS_LOCK0(P,M) (JS_ACQUIRE_LOCK(((JSLock*)(P)->fat)), (P)->owner = (M)) -#define JS_UNLOCK0(P,M) ((P)->owner = 0, JS_RELEASE_LOCK(((JSLock*)(P)->fat))) - -#else /* arch-tests */ - -#undef NSPR_LOCK - -extern JS_INLINE void js_Lock(JSThinLock *tl, jsword me); -extern JS_INLINE void js_Unlock(JSThinLock *tl, jsword me); - -#endif /* arch-tests */ - -#else /* !JS_THREADSAFE */ - -#define JS_ATOMIC_INCREMENT(p) (++*(p)) -#define JS_ATOMIC_DECREMENT(p) (--*(p)) -#define JS_ATOMIC_ADD(p,v) (*(p) += (v)) - -#define JS_CurrentThreadId() 0 -#define JS_NEW_LOCK() NULL -#define JS_DESTROY_LOCK(l) ((void)0) -#define JS_ACQUIRE_LOCK(l) ((void)0) -#define JS_RELEASE_LOCK(l) ((void)0) -#define JS_LOCK0(P,M) ((void)0) -#define JS_UNLOCK0(P,M) ((void)0) - -#define JS_NEW_CONDVAR(l) NULL -#define JS_DESTROY_CONDVAR(cv) ((void)0) -#define JS_WAIT_CONDVAR(cv,to) ((void)0) -#define JS_NOTIFY_CONDVAR(cv) ((void)0) -#define JS_NOTIFY_ALL_CONDVAR(cv) ((void)0) - -#define JS_LOCK_RUNTIME(rt) ((void)0) -#define JS_UNLOCK_RUNTIME(rt) ((void)0) -#define JS_LOCK_OBJ(cx,obj) ((void)0) -#define JS_UNLOCK_OBJ(cx,obj) ((void)0) -#define JS_LOCK_OBJ_VOID(cx,obj,e) (e) -#define JS_LOCK_SCOPE(cx,scope) ((void)0) -#define JS_UNLOCK_SCOPE(cx,scope) ((void)0) -#define JS_TRANSFER_SCOPE_LOCK(c,o,n) ((void)0) - -#define JS_IS_RUNTIME_LOCKED(rt) 1 -#define JS_IS_OBJ_LOCKED(cx,obj) 1 -#define JS_IS_SCOPE_LOCKED(cx,scope) 1 -#define JS_LOCK_VOID(cx, e) JS_LOCK_RUNTIME_VOID((cx)->runtime, e) - -#endif /* !JS_THREADSAFE */ - -#define JS_LOCK_RUNTIME_VOID(rt,e) \ - JS_BEGIN_MACRO \ - JS_LOCK_RUNTIME(rt); \ - e; \ - JS_UNLOCK_RUNTIME(rt); \ - JS_END_MACRO - -#define JS_LOCK_GC(rt) JS_ACQUIRE_LOCK((rt)->gcLock) -#define JS_UNLOCK_GC(rt) JS_RELEASE_LOCK((rt)->gcLock) -#define JS_LOCK_GC_VOID(rt,e) (JS_LOCK_GC(rt), (e), JS_UNLOCK_GC(rt)) -#define JS_AWAIT_GC_DONE(rt) JS_WAIT_CONDVAR((rt)->gcDone, JS_NO_TIMEOUT) -#define JS_NOTIFY_GC_DONE(rt) JS_NOTIFY_ALL_CONDVAR((rt)->gcDone) -#define JS_AWAIT_REQUEST_DONE(rt) JS_WAIT_CONDVAR((rt)->requestDone, \ - JS_NO_TIMEOUT) -#define JS_NOTIFY_REQUEST_DONE(rt) JS_NOTIFY_CONDVAR((rt)->requestDone) - -#define JS_LOCK(P,CX) JS_LOCK0(P,(CX)->thread) -#define JS_UNLOCK(P,CX) JS_UNLOCK0(P,(CX)->thread) - -#ifndef SET_OBJ_INFO -#define SET_OBJ_INFO(obj,f,l) ((void)0) -#endif -#ifndef SET_SCOPE_INFO -#define SET_SCOPE_INFO(scope,f,l) ((void)0) -#endif - -#endif /* jslock_h___ */ |
