Bugzilla bug 95836: Added _PR_CleanupIO() and made it call

_PR_CleanupFdCache().  PR_Cleanup() now calls _PR_CleanupIO() and does
not call _PR_CleanupFdCache() directly.
Modified files: primpl.h prio.c prinit.c ptio.c ptthread.c

nsprpub/pr/include/private/primpl.h

@@ -1736,6 +1736,7 @@ extern void _PR_InitRWLocks(void);
 extern void _PR_NotifyCondVar(PRCondVar *cvar, PRThread *me);
 extern void _PR_CleanupThread(PRThread *thread);
 extern void _PR_CleanupEnv(void);
+extern void _PR_CleanupIO(void);
 extern void _PR_CleanupLayerCache(void);
 extern void _PR_CleanupStacks(void);
 extern void _PR_CleanupThreads(void);

nsprpub/pr/src/io/prio.c

@@ -75,6 +75,27 @@ void _PR_InitIO(void)
     _PR_MD_INIT_IO();
 }
 
+void _PR_CleanupIO(void)
+{
+    PR_FreeFileDesc(_pr_stdin);
+    _pr_stdin = NULL;
+    PR_FreeFileDesc(_pr_stdout);
+    _pr_stdout = NULL;
+    PR_FreeFileDesc(_pr_stderr);
+    _pr_stderr = NULL;
+
+    if (_pr_flock_cv) {
+        PR_DestroyCondVar(_pr_flock_cv);
+        _pr_flock_cv = NULL;
+    }
+    if (_pr_flock_lock) {
+        PR_DestroyLock(_pr_flock_lock);
+        _pr_flock_lock = NULL;
+    }
+
+    _PR_CleanupFdCache();
+}
+
 PR_IMPLEMENT(PRFileDesc*) PR_GetSpecialFD(PRSpecialFD osfd)
 {
     PRFileDesc *result = NULL;

nsprpub/pr/src/misc/prinit.c

@@ -424,7 +424,6 @@ PR_IMPLEMENT(PRStatus) PR_Cleanup()
 	    PR_LOG(_pr_thread_lm, PR_LOG_MIN,
 	            ("PR_Cleanup: clean up before destroying thread"));
 	    _PR_LogCleanup();
-        _PR_CleanupFdCache();
 
         /*
          * This part should look like the end of _PR_NativeRunThread
@@ -446,6 +445,7 @@ PR_IMPLEMENT(PRStatus) PR_Cleanup()
          * Ideally, for each _PR_InitXXX(), there should be a corresponding
          * _PR_XXXCleanup() that we can call here.
          */
+        _PR_CleanupIO();
         _PR_CleanupThreads();
         PR_DestroyLock(_pr_sleeplock);
         _pr_sleeplock = NULL;

nsprpub/pr/src/pthreads/ptio.c

@@ -1080,6 +1080,34 @@ void _PR_InitIO()
 
 }  /* _PR_InitIO */
 
+void _PR_CleanupIO(void)
+{
+    _PR_Putfd(_pr_stdin);
+    _pr_stdin = NULL;
+    _PR_Putfd(_pr_stdout);
+    _pr_stdout = NULL;
+    _PR_Putfd(_pr_stderr); 
+    _pr_stderr = NULL;
+
+    _PR_CleanupFdCache();
+    
+    if (_pr_flock_cv)
+    {
+        PR_DestroyCondVar(_pr_flock_cv);
+        _pr_flock_cv = NULL;
+    }
+    if (_pr_flock_lock)
+    {
+        PR_DestroyLock(_pr_flock_lock);
+        _pr_flock_lock = NULL;
+    }
+    if (_pr_rename_lock)
+    {
+        PR_DestroyLock(_pr_rename_lock);
+        _pr_rename_lock = NULL;
+    }
+}  /* _PR_CleanupIO */
+
 PR_IMPLEMENT(PRFileDesc*) PR_GetSpecialFD(PRSpecialFD osfd)
 {
     PRFileDesc *result = NULL;

nsprpub/pr/src/pthreads/ptthread.c

@@ -921,8 +921,8 @@ PR_IMPLEMENT(PRStatus) PR_Cleanup()
         PR_Unlock(pt_book.ml);
 
         _PR_LogCleanup();
-        /* Close all the fd's before calling _PR_CleanupFdCache */
-        _PR_CleanupFdCache();
+        /* Close all the fd's before calling _PR_CleanupIO */
+        _PR_CleanupIO();
 
         /*
          * I am not sure if it's safe to delete the cv and lock here,