Revert "Update NSPR to 4.18"

This reverts commit 8781f745556be5d7402d0f3adc67ecfe32fe04a0.

4 files changed, 79 insertions, 20 deletions

diff --git a/nsprpub/pr/include/md/_pth.h b/nsprpub/pr/include/md/_pth.h
index 5603223a0..eeeef0438 100644
--- a/nsprpub/pr/include/md/_pth.h
+++ b/nsprpub/pr/include/md/_pth.h
@@ -14,7 +14,29 @@
 #define _PR_MD_DISABLE_CLOCK_INTERRUPTS()
 #define _PR_MD_ENABLE_CLOCK_INTERRUPTS()
 
-#if defined(BSDI)
+/* In good standards fashion, the DCE threads (based on posix-4) are not
+ * quite the same as newer posix implementations.  These are mostly name
+ * changes and small differences, so macros usually do the trick
+ */
+#ifdef _PR_DCETHREADS
+#define _PT_PTHREAD_MUTEXATTR_INIT        pthread_mutexattr_create
+#define _PT_PTHREAD_MUTEXATTR_DESTROY     pthread_mutexattr_delete
+#define _PT_PTHREAD_MUTEX_INIT(m, a)      pthread_mutex_init(&(m), a)
+#define _PT_PTHREAD_MUTEX_IS_LOCKED(m)    (0 == pthread_mutex_trylock(&(m)))
+#define _PT_PTHREAD_CONDATTR_INIT         pthread_condattr_create
+#define _PT_PTHREAD_COND_INIT(m, a)       pthread_cond_init(&(m), a)
+#define _PT_PTHREAD_CONDATTR_DESTROY      pthread_condattr_delete
+
+/* Notes about differences between DCE threads and pthreads 10:
+ *   1. pthread_mutex_trylock returns 1 when it locks the mutex
+ *      0 when it does not.  The latest pthreads has a set of errno-like
+ *      return values.
+ *   2. return values from pthread_cond_timedwait are different.
+ *
+ *
+ *
+ */
+#elif defined(BSDI)
 /*
  * Mutex and condition attributes are not supported.  The attr
  * argument to pthread_mutex_init() and pthread_cond_init() must
@@ -84,7 +106,13 @@
  *   PR_EnterMonitor calls any of these functions, infinite
  *   recursion ensues.
  */
-#if defined(IRIX) || defined(OSF1) || defined(AIX) || defined(SOLARIS) \
+#if defined(_PR_DCETHREADS)
+#define _PT_PTHREAD_INVALIDATE_THR_HANDLE(t) \
+	memset(&(t), 0, sizeof(pthread_t))
+#define _PT_PTHREAD_THR_HANDLE_IS_INVALID(t) \
+	(!memcmp(&(t), &pt_zero_tid, sizeof(pthread_t)))
+#define _PT_PTHREAD_COPY_THR_HANDLE(st, dt)   (dt) = (st)
+#elif defined(IRIX) || defined(OSF1) || defined(AIX) || defined(SOLARIS) \
 	|| defined(LINUX) || defined(__GNU__) || defined(__GLIBC__) \
 	|| defined(HPUX) || defined(FREEBSD) \
 	|| defined(NETBSD) || defined(OPENBSD) || defined(BSDI) \
@@ -97,7 +125,17 @@
 #error "pthreads is not supported for this architecture"
 #endif
 
-#if defined(_PR_PTHREADS)
+#if defined(_PR_DCETHREADS)
+#define _PT_PTHREAD_ATTR_INIT            pthread_attr_create
+#define _PT_PTHREAD_ATTR_DESTROY         pthread_attr_delete
+#define _PT_PTHREAD_CREATE(t, a, f, r)   pthread_create(t, a, f, r) 
+#define _PT_PTHREAD_KEY_CREATE           pthread_keycreate
+#define _PT_PTHREAD_ATTR_SETSCHEDPOLICY  pthread_attr_setsched
+#define _PT_PTHREAD_ATTR_GETSTACKSIZE(a, s) \
+                                     (*(s) = pthread_attr_getstacksize(*(a)), 0)
+#define _PT_PTHREAD_GETSPECIFIC(k, r) \
+		pthread_getspecific((k), (pthread_addr_t *) &(r))
+#elif defined(_PR_PTHREADS)
 #define _PT_PTHREAD_ATTR_INIT            pthread_attr_init
 #define _PT_PTHREAD_ATTR_DESTROY         pthread_attr_destroy
 #define _PT_PTHREAD_CREATE(t, a, f, r)   pthread_create(t, &a, f, r) 
@@ -109,6 +147,22 @@
 #error "Cannot determine pthread strategy"
 #endif
 
+#if defined(_PR_DCETHREADS)
+#define _PT_PTHREAD_EXPLICIT_SCHED      _PT_PTHREAD_DEFAULT_SCHED
+#endif
+
+/*
+ * pthread_mutex_trylock returns different values in DCE threads and
+ * pthreads.
+ */
+#if defined(_PR_DCETHREADS)
+#define PT_TRYLOCK_SUCCESS 1
+#define PT_TRYLOCK_BUSY    0
+#else
+#define PT_TRYLOCK_SUCCESS 0
+#define PT_TRYLOCK_BUSY    EBUSY
+#endif
+
 /*
  * These platforms don't have sigtimedwait()
  */
@@ -136,9 +190,16 @@
 #define PT_PRIO_MIN            DEFAULT_PRIO
 #define PT_PRIO_MAX            DEFAULT_PRIO
 #elif defined(HPUX)
+
+#if defined(_PR_DCETHREADS)
+#define PT_PRIO_MIN            PRI_OTHER_MIN
+#define PT_PRIO_MAX            PRI_OTHER_MAX
+#else /* defined(_PR_DCETHREADS) */
 #include <sys/sched.h>
 #define PT_PRIO_MIN            sched_get_priority_min(SCHED_OTHER)
 #define PT_PRIO_MAX            sched_get_priority_max(SCHED_OTHER)
+#endif /* defined(_PR_DCETHREADS) */
+
 #elif defined(LINUX) || defined(__GNU__) || defined(__GLIBC__) \
 	|| defined(FREEBSD) || defined(SYMBIAN)
 #define PT_PRIO_MIN            sched_get_priority_min(SCHED_OTHER)
@@ -177,7 +238,9 @@
  * Needed for garbage collection -- Look at PR_Suspend/PR_Resume
  * implementation.
  */
-#if defined(OSF1)
+#if defined(_PR_DCETHREADS)
+#define _PT_PTHREAD_YIELD()            	pthread_yield()
+#elif defined(OSF1)
 /*
  * sched_yield can't be called from a signal handler.  Must use
  * the _np version.
diff --git a/nsprpub/pr/include/prinet.h b/nsprpub/pr/include/prinet.h
index fc9f73918..15d229fe4 100644
--- a/nsprpub/pr/include/prinet.h
+++ b/nsprpub/pr/include/prinet.h
@@ -54,7 +54,7 @@ struct sockaddr_dl;
 #endif /* XP_UNIX */
 #include <netdb.h>
 
-#if defined(BSDI) || defined(QNX)
+#if defined(FREEBSD) || defined(BSDI) || defined(QNX)
 #include <rpc/types.h> /* the only place that defines INADDR_LOOPBACK */
 #endif
 
diff --git a/nsprpub/pr/include/prinit.h b/nsprpub/pr/include/prinit.h
index c55788923..fd935ec30 100644
--- a/nsprpub/pr/include/prinit.h
+++ b/nsprpub/pr/include/prinit.h
@@ -31,9 +31,9 @@ PR_BEGIN_EXTERN_C
 ** The format of the version string is
 **     "<major version>.<minor version>[.<patch level>] [<Beta>]"
 */
-#define PR_VERSION  "4.18"
+#define PR_VERSION  "4.16"
 #define PR_VMAJOR   4
-#define PR_VMINOR   18
+#define PR_VMINOR   16
 #define PR_VPATCH   0
 #define PR_BETA     PR_FALSE
 
diff --git a/nsprpub/pr/include/private/primpl.h b/nsprpub/pr/include/private/primpl.h
index a817c206c..dc24a2572 100644
--- a/nsprpub/pr/include/private/primpl.h
+++ b/nsprpub/pr/include/private/primpl.h
@@ -6,6 +6,14 @@
 #ifndef primpl_h___
 #define primpl_h___
 
+/*
+ * HP-UX 10.10's pthread.h (DCE threads) includes dce/cma.h, which
+ * has:
+ *     #define sigaction _sigaction_sys
+ * This macro causes chaos if signal.h gets included before pthread.h.
+ * To be safe, we include pthread.h first.
+ */
+
 #if defined(_PR_PTHREADS)
 #include <pthread.h>
 #endif
@@ -1869,7 +1877,7 @@ extern PRFileDesc *_pr_stderr;
 ** and functions with macros that expand to the native thread
 ** types and functions on each platform.
 */
-#if defined(_PR_PTHREADS)
+#if defined(_PR_PTHREADS) && !defined(_PR_DCETHREADS)
 #define _PR_ZONE_ALLOCATOR
 #endif
 
@@ -2157,18 +2165,6 @@ extern PRUint32 connectCount;
 
 #endif /* XP_BEOS */
 
-#if defined(_WIN64) && defined(WIN95)
-typedef struct _PRFileDescList {
-  PRFileDesc *fd;
-  struct _PRFileDescList *next;
-} PRFileDescList;
-
-extern PRLock *_fd_waiting_for_overlapped_done_lock;
-extern PRFileDescList *_fd_waiting_for_overlapped_done;
-extern void CheckOverlappedPendingSocketsAreDone();
-#endif
-
-
 PR_END_EXTERN_C
 
 #endif /* primpl_h___ */