[ViewVC] Diff of: cvs/libev/ev.c

Comparing libev/ev.c (file contents):
Revision 1.414 by root, Sat Mar 24 19:38:51 2012 UTC vs.
Revision 1.446 by root, Mon Jun 11 12:50:50 2012 UTC

 /*
  * libev event processing core, watcher management
  *
- * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de>
+ * Copyright (c) 2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann <libev@schmorp.de>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, are permitted provided that the following conditions are met:
  *
 #   endif
 #   ifndef EV_USE_MONOTONIC
 #    define EV_USE_MONOTONIC 1
 #   endif
 #  endif
-# elif !defined(EV_USE_CLOCK_SYSCALL)
+# elif !defined EV_USE_CLOCK_SYSCALL
 #  define EV_USE_CLOCK_SYSCALL 0
 # endif
 # if HAVE_CLOCK_GETTIME
 #  ifndef EV_USE_MONOTONIC
 # include <sys/wait.h>
 # include <unistd.h>
 #else
 # include <io.h>
 # define WIN32_LEAN_AND_MEAN
+# include <winsock2.h>
 # include <windows.h>
 # ifndef EV_SELECT_IS_WINSOCKET
 #  define EV_SELECT_IS_WINSOCKET 1
 # endif
 # undef EV_AVOID_STDIO
 #define _DARWIN_UNLIMITED_SELECT 1
 /* this block tries to deduce configuration from header-defined symbols and defaults */
 /* try to deduce the maximum number of signals on this platform */
-#if defined (EV_NSIG)
+#if defined EV_NSIG
 /* use what's provided */
-#elif defined (NSIG)
+#elif defined NSIG
 # define EV_NSIG (NSIG)
-#elif defined(_NSIG)
+#elif defined _NSIG
 # define EV_NSIG (_NSIG)
-#elif defined (SIGMAX)
+#elif defined SIGMAX
 # define EV_NSIG (SIGMAX+1)
-#elif defined (SIG_MAX)
+#elif defined SIG_MAX
 # define EV_NSIG (SIG_MAX+1)
-#elif defined (_SIG_MAX)
+#elif defined _SIG_MAX
 # define EV_NSIG (_SIG_MAX+1)
-#elif defined (MAXSIG)
+#elif defined MAXSIG
 # define EV_NSIG (MAXSIG+1)
-#elif defined (MAX_SIG)
+#elif defined MAX_SIG
 # define EV_NSIG (MAX_SIG+1)
-#elif defined (SIGARRAYSIZE)
+#elif defined SIGARRAYSIZE
 # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */
-#elif defined (_sys_nsig)
+#elif defined _sys_nsig
 # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */
 #else
 # error "unable to find value for NSIG, please report"
 /* to make it compile regardless, just remove the above line, */
 /* but consider reporting it, too! :) */
 #  define EV_USE_CLOCK_SYSCALL 0
 # endif
 #endif
 #ifndef EV_USE_MONOTONIC
-# if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0
+# if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
 #  define EV_USE_MONOTONIC EV_FEATURE_OS
 # else
 #  define EV_USE_MONOTONIC 0
 # endif
 #endif
 #endif
 /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */
 /* which makes programs even slower. might work on other unices, too. */
 #if EV_USE_CLOCK_SYSCALL
-# include <syscall.h>
+# include <sys/syscall.h>
 # ifdef SYS_clock_gettime
 #  define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
 #  undef EV_USE_MONOTONIC
 #  define EV_USE_MONOTONIC 1
 # else
 # define EV_USE_INOTIFY 0
 #endif
 #if !EV_USE_NANOSLEEP
 /* hp-ux has it in sys/time.h, which we unconditionally include above */
-# if !defined(_WIN32) && !defined(__hpux)
+# if !defined _WIN32 && !defined __hpux
 #  include <sys/select.h>
 # endif
 #endif
 #if EV_USE_INOTIFY
 /* some very old inotify.h headers don't have IN_DONT_FOLLOW */
 # ifndef IN_DONT_FOLLOW
 #  undef EV_USE_INOTIFY
 #  define EV_USE_INOTIFY 0
 # endif
-#endif
-#if EV_SELECT_IS_WINSOCKET
-# include <winsock.h>
 #endif
 #if EV_USE_EVENTFD
 /* our minimum requirement is glibc 2.7 which has the stub, but not the header */
 # include <stdint.h>
  */
 #ifndef ECB_H
 #define ECB_H
+/* 16 bits major, 16 bits minor */
+#define ECB_VERSION 0x00010001
 #ifdef _WIN32
   typedef   signed char   int8_t;
   typedef unsigned char  uint8_t;
   typedef   signed short  int16_t;
   typedef unsigned short uint16_t;
     typedef unsigned long long uint64_t;
   #else /* _MSC_VER || __BORLANDC__ */
     typedef   signed __int64   int64_t;
     typedef unsigned __int64   uint64_t;
   #endif
+  #ifdef _WIN64
+    #define ECB_PTRSIZE 8
+    typedef uint64_t uintptr_t;
+    typedef  int64_t  intptr_t;
+  #else
+    #define ECB_PTRSIZE 4
+    typedef uint32_t uintptr_t;
+    typedef  int32_t  intptr_t;
+  #endif
+ typedef intptr_t ptrdiff_t;
 #else
   #include <inttypes.h>
+  #if UINTMAX_MAX > 0xffffffffU
+    #define ECB_PTRSIZE 8
+  #else
+    #define ECB_PTRSIZE 4
+  #endif
 #endif
 /* many compilers define _GNUC_ to some versions but then only implement
  * what their idiot authors think are the "more important" extensions,
  * causing enormous grief in return for some better fake benchmark numbers.
  * or so.
  * we try to detect these and simply assume they are not gcc - if they have
  * an issue with that they should have done it right in the first place.
  */
 #ifndef ECB_GCC_VERSION
-  #if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__)
+  #if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__
     #define ECB_GCC_VERSION(major,minor) 0
   #else
     #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
   #endif
 #endif
+#define ECB_C     (__STDC__+0) /* this assumes that __STDC__ is either empty or a number */
+#define ECB_C99   (__STDC_VERSION__ >= 199901L)
+#define ECB_C11   (__STDC_VERSION__ >= 201112L)
+#define ECB_CPP   (__cplusplus+0)
+#define ECB_CPP11 (__cplusplus >= 201103L)
 /*****************************************************************************/
 /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */
 /* ECB_NO_SMP     - ecb might be used in multiple threads, but only on a single cpu */
 #if ECB_NO_THREADS
-# define ECB_NO_SMP 1
+  #define ECB_NO_SMP 1
 #endif
-#if ECB_NO_THREADS || ECB_NO_SMP
+#if ECB_NO_SMP
   #define ECB_MEMORY_FENCE do { } while (0)
 #endif
 #ifndef ECB_MEMORY_FENCE
-  #if ECB_GCC_VERSION(2,5) || defined(__INTEL_COMPILER) || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
+  #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
     #if __i386 || __i386__
       #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
-      #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */
+      #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ (""                        : : : "memory")
-      #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */
+      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
     #elif __amd64 || __amd64__ || __x86_64 || __x86_64__
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("mfence" : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("mfence"   : : : "memory")
-      #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory")
+      #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ (""         : : : "memory")
-      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */
+      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
     #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("sync" : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("sync"     : : : "memory")
-    #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \
+    #elif defined __ARM_ARCH_6__  || defined __ARM_ARCH_6J__  \
-       || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__)
+       || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__
-      #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory")
-    #elif defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \
+    #elif defined __ARM_ARCH_7__  || defined __ARM_ARCH_7A__  \
-       || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ )
+       || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("dmb" : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("dmb"      : : : "memory")
     #elif __sparc || __sparc__
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad" : : : "memory")
-      #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad"                               : : : "memory")
+      #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad"                            : : : "memory")
-      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore |             #StoreStore")
+      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore             | #StoreStore")
-    #elif defined(__s390__) || defined(__s390x__)
+    #elif defined __s390__ || defined __s390x__
       #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("bcr 15,0" : : : "memory")
-    #elif defined(__mips__)
+    #elif defined __mips__
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("sync" : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("sync"     : : : "memory")
+    #elif defined __alpha__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("mb"       : : : "memory")
+    #elif defined __hppa__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ (""         : : : "memory")
+      #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
+    #elif defined __ia64__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("mf"       : : : "memory")
     #endif
   #endif
 #endif
 #ifndef ECB_MEMORY_FENCE
+  #if ECB_GCC_VERSION(4,7)
+    /* see comment below (stdatomic.h) about the C11 memory model. */
+    #define ECB_MEMORY_FENCE         __atomic_thread_fence (__ATOMIC_SEQ_CST)
+  #elif defined __clang && __has_feature (cxx_atomic)
+    /* see comment below (stdatomic.h) about the C11 memory model. */
+    #define ECB_MEMORY_FENCE         __c11_atomic_thread_fence (__ATOMIC_SEQ_CST)
-  #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__)
+  #elif ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
     #define ECB_MEMORY_FENCE         __sync_synchronize ()
-    /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */
-    /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release      (&dummy   ); }) */
   #elif _MSC_VER >= 1400 /* VC++ 2005 */
     #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier)
     #define ECB_MEMORY_FENCE         _ReadWriteBarrier ()
     #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */
     #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
-  #elif defined(_WIN32)
+  #elif defined _WIN32
     #include <WinNT.h>
     #define ECB_MEMORY_FENCE         MemoryBarrier () /* actually just xchg on x86... scary */
   #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
     #include <mbarrier.h>
     #define ECB_MEMORY_FENCE         __machine_rw_barrier ()
     #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier  ()
     #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier  ()
   #elif __xlC__
     #define ECB_MEMORY_FENCE         __sync ()
+  #endif
+#endif
+#ifndef ECB_MEMORY_FENCE
+  #if ECB_C11 && !defined __STDC_NO_ATOMICS__
+    /* we assume that these memory fences work on all variables/all memory accesses, */
+    /* not just C11 atomics and atomic accesses */
+    #include <stdatomic.h>
+    /* Unfortunately, neither gcc 4.7 nor clang 3.1 generate any instructions for */
+    /* any fence other than seq_cst, which isn't very efficient for us. */
+    /* Why that is, we don't know - either the C11 memory model is quite useless */
+    /* for most usages, or gcc and clang have a bug */
+    /* I *currently* lean towards the latter, and inefficiently implement */
+    /* all three of ecb's fences as a seq_cst fence */
+    #define ECB_MEMORY_FENCE         atomic_thread_fence (memory_order_seq_cst)
   #endif
 #endif
 #ifndef ECB_MEMORY_FENCE
   #if !ECB_AVOID_PTHREADS
     static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER;
     #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0)
   #endif
 #endif
-#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE)
+#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
   #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
 #endif
-#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE)
+#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
   #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
 #endif
 /*****************************************************************************/
-#define ECB_C99 (__STDC_VERSION__ >= 199901L)
 #if __cplusplus
   #define ecb_inline static inline
 #elif ECB_GCC_VERSION(2,5)
   #define ecb_inline static __inline__
 #elif ECB_GCC_VERSION(3,0)
   #define ecb_decltype(x) __typeof(x)
 #endif
 #define ecb_noinline   ecb_attribute ((__noinline__))
-#define ecb_noreturn   ecb_attribute ((__noreturn__))
 #define ecb_unused     ecb_attribute ((__unused__))
 #define ecb_const      ecb_attribute ((__const__))
 #define ecb_pure       ecb_attribute ((__pure__))
+#if ECB_C11
+  #define ecb_noreturn   _Noreturn
+#else
+  #define ecb_noreturn   ecb_attribute ((__noreturn__))
+#endif
 #if ECB_GCC_VERSION(4,3)
   #define ecb_artificial ecb_attribute ((__artificial__))
   #define ecb_hot        ecb_attribute ((__hot__))
   #define ecb_cold       ecb_attribute ((__cold__))
     return r + ecb_ld32 (x);
   }
 #endif
+ecb_function_ ecb_bool ecb_is_pot32 (uint32_t x) ecb_const;
+ecb_function_ ecb_bool ecb_is_pot32 (uint32_t x) { return !(x & (x - 1)); }
+ecb_function_ ecb_bool ecb_is_pot64 (uint64_t x) ecb_const;
+ecb_function_ ecb_bool ecb_is_pot64 (uint64_t x) { return !(x & (x - 1)); }
 ecb_function_ uint8_t  ecb_bitrev8  (uint8_t  x) ecb_const;
 ecb_function_ uint8_t  ecb_bitrev8  (uint8_t  x)
 {
   return (  (x * 0x0802U & 0x22110U)
           | (x * 0x8020U & 0x88440U)) * 0x10101U >> 16;
 {
   write (STDERR_FILENO, msg, strlen (msg));
 }
 #endif
-static void (*syserr_cb)(const char *msg);
+static void (*syserr_cb)(const char *msg) EV_THROW;
 void ecb_cold
-ev_set_syserr_cb (void (*cb)(const char *msg))
+ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW
 {
   syserr_cb = cb;
 }
 static void noinline ecb_cold
       abort ();
     }
 }
 static void *
-ev_realloc_emul (void *ptr, long size)
+ev_realloc_emul (void *ptr, long size) EV_THROW
 {
 #if __GLIBC__
   return realloc (ptr, size);
 #else
   /* some systems, notably openbsd and darwin, fail to properly
   free (ptr);
   return 0;
 #endif
 }
-static void *(*alloc)(void *ptr, long size) = ev_realloc_emul;
+static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul;
 void ecb_cold
-ev_set_allocator (void *(*cb)(void *ptr, long size))
+ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW
 {
   alloc = cb;
 }
 inline_speed void *
 /*****************************************************************************/
 #ifndef EV_HAVE_EV_TIME
 ev_tstamp
-ev_time (void)
+ev_time (void) EV_THROW
 {
 #if EV_USE_REALTIME
   if (expect_true (have_realtime))
     {
       struct timespec ts;
   return ev_time ();
 }
 #if EV_MULTIPLICITY
 ev_tstamp
-ev_now (EV_P)
+ev_now (EV_P) EV_THROW
 {
   return ev_rt_now;
 }
 #endif
 void
-ev_sleep (ev_tstamp delay)
+ev_sleep (ev_tstamp delay) EV_THROW
 {
   if (delay > 0.)
     {
 #if EV_USE_NANOSLEEP
       struct timespec ts;
       EV_TS_SET (ts, delay);
       nanosleep (&ts, 0);
-#elif defined(_WIN32)
+#elif defined _WIN32
       Sleep ((unsigned long)(delay * 1e3));
 #else
       struct timeval tv;
       /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */
 pendingcb (EV_P_ ev_prepare *w, int revents)
 {
 }
 void noinline
-ev_feed_event (EV_P_ void *w, int revents)
+ev_feed_event (EV_P_ void *w, int revents) EV_THROW
 {
   W w_ = (W)w;
   int pri = ABSPRI (w_);
   if (expect_false (w_->pending))
       w_->pending = ++pendingcnt [pri];
       array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2);
       pendings [pri][w_->pending - 1].w      = w_;
       pendings [pri][w_->pending - 1].events = revents;
     }
+  pendingpri = NUMPRI - 1;
 }
 inline_speed void
 feed_reverse (EV_P_ W w)
 {
   if (expect_true (!anfd->reify))
     fd_event_nocheck (EV_A_ fd, revents);
 }
 void
-ev_feed_fd_event (EV_P_ int fd, int revents)
+ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW
 {
   if (fd >= 0 && fd < anfdmax)
     fd_event_nocheck (EV_A_ fd, revents);
 }
 }
 inline_speed void
 evpipe_write (EV_P_ EV_ATOMIC_T *flag)
 {
+  ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */
   if (expect_true (*flag))
     return;
   *flag = 1;
   ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */
   pipe_write_skipped = 1;
   ECB_MEMORY_FENCE; /* make sure pipe_write_skipped is visible before we check pipe_write_wanted */
   if (pipe_write_wanted)
     {
       int old_errno;
-      pipe_write_skipped = 0; /* just an optimisation, no fence needed */
+      pipe_write_skipped = 0;
+      ECB_MEMORY_FENCE_RELEASE;
       old_errno = errno; /* save errno because write will clobber it */
 #if EV_USE_EVENTFD
       if (evfd >= 0)
           write (evfd, &counter, sizeof (uint64_t));
         }
       else
 #endif
         {
-          /* win32 people keep sending patches that change this write() to send() */
+#ifdef _WIN32
-          /* and then run away. but send() is wrong, it wants a socket handle on win32 */
+          WSABUF buf;
-          /* so when you think this write should be a send instead, please find out */
+          DWORD sent;
-          /* where your send() is from - it's definitely not the microsoft send, and */
+          buf.buf = &buf;
-          /* tell me. thank you. */
+          buf.len = 1;
-          /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */
+          WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0);
-          /* check the ev documentation on how to use this flag */
+#else
           write (evpipe [1], &(evpipe [1]), 1);
+#endif
         }
       errno = old_errno;
     }
 }
           read (evfd, &counter, sizeof (uint64_t));
         }
       else
 #endif
         {
-          char dummy;
+          char dummy[4];
-          /* see discussion in evpipe_write when you think this read should be recv in win32 */
+#ifdef _WIN32
+          WSABUF buf;
+          DWORD recvd;
+          DWORD flags = 0;
+          buf.buf = dummy;
+          buf.len = sizeof (dummy);
+          WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, &flags, 0, 0);
+#else
-          read (evpipe [0], &dummy, 1);
+          read (evpipe [0], &dummy, sizeof (dummy));
+#endif
         }
     }
   pipe_write_skipped = 0;
+  ECB_MEMORY_FENCE; /* push out skipped, acquire flags */
 #if EV_SIGNAL_ENABLE
   if (sig_pending)
     {
       sig_pending = 0;
+      ECB_MEMORY_FENCE;
       for (i = EV_NSIG - 1; i--; )
         if (expect_false (signals [i].pending))
           ev_feed_signal_event (EV_A_ i + 1);
     }
 #if EV_ASYNC_ENABLE
   if (async_pending)
     {
       async_pending = 0;
+      ECB_MEMORY_FENCE;
       for (i = asynccnt; i--; )
         if (asyncs [i]->sent)
           {
             asyncs [i]->sent = 0;
+            ECB_MEMORY_FENCE_RELEASE;
             ev_feed_event (EV_A_ asyncs [i], EV_ASYNC);
           }
     }
 #endif
 }
 /*****************************************************************************/
 void
-ev_feed_signal (int signum)
+ev_feed_signal (int signum) EV_THROW
 {
 #if EV_MULTIPLICITY
   EV_P = signals [signum - 1].loop;
   if (!EV_A)
   ev_feed_signal (signum);
 }
 void noinline
-ev_feed_signal_event (EV_P_ int signum)
+ev_feed_signal_event (EV_P_ int signum) EV_THROW
 {
   WL w;
-  if (expect_false (signum <= 0 || signum > EV_NSIG))
+  if (expect_false (signum <= 0 || signum >= EV_NSIG))
     return;
   --signum;
 #if EV_MULTIPLICITY
   if (expect_false (signals [signum].loop != EV_A))
     return;
 #endif
   signals [signum].pending = 0;
+  ECB_MEMORY_FENCE_RELEASE;
   for (w = signals [signum].head; w; w = w->next)
     ev_feed_event (EV_A_ (W)w, EV_SIGNAL);
 }
 #if EV_USE_SELECT
 # include "ev_select.c"
 #endif
 int ecb_cold
-ev_version_major (void)
+ev_version_major (void) EV_THROW
 {
   return EV_VERSION_MAJOR;
 }
 int ecb_cold
-ev_version_minor (void)
+ev_version_minor (void) EV_THROW
 {
   return EV_VERSION_MINOR;
 }
 /* return true if we are running with elevated privileges and should ignore env variables */
       || getgid () != getegid ();
 #endif
 }
 unsigned int ecb_cold
-ev_supported_backends (void)
+ev_supported_backends (void) EV_THROW
 {
   unsigned int flags = 0;
   if (EV_USE_PORT  ) flags |= EVBACKEND_PORT;
   if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE;
   return flags;
 }
 unsigned int ecb_cold
-ev_recommended_backends (void)
+ev_recommended_backends (void) EV_THROW
 {
   unsigned int flags = ev_supported_backends ();
 #ifndef __NetBSD__
   /* kqueue is borked on everything but netbsd apparently */
   return flags;
 }
 unsigned int ecb_cold
-ev_embeddable_backends (void)
+ev_embeddable_backends (void) EV_THROW
 {
   int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
   /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
   if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
   return flags;
 }
 unsigned int
-ev_backend (EV_P)
+ev_backend (EV_P) EV_THROW
 {
   return backend;
 }
 #if EV_FEATURE_API
 unsigned int
-ev_iteration (EV_P)
+ev_iteration (EV_P) EV_THROW
 {
   return loop_count;
 }
 unsigned int
-ev_depth (EV_P)
+ev_depth (EV_P) EV_THROW
 {
   return loop_depth;
 }
 void
-ev_set_io_collect_interval (EV_P_ ev_tstamp interval)
+ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
 {
   io_blocktime = interval;
 }
 void
-ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval)
+ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
 {
   timeout_blocktime = interval;
 }
 void
-ev_set_userdata (EV_P_ void *data)
+ev_set_userdata (EV_P_ void *data) EV_THROW
 {
   userdata = data;
 }
 void *
-ev_userdata (EV_P)
+ev_userdata (EV_P) EV_THROW
 {
   return userdata;
 }
 void
-ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P))
+ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW
 {
   invoke_cb = invoke_pending_cb;
 }
 void
-ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P))
+ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW
 {
   release_cb = release;
   acquire_cb = acquire;
 }
 #endif
 /* initialise a loop structure, must be zero-initialised */
 static void noinline ecb_cold
-loop_init (EV_P_ unsigned int flags)
+loop_init (EV_P_ unsigned int flags) EV_THROW
 {
   if (!backend)
     {
       origflags = flags;
       EV_INVOKE_PENDING;
     }
 #endif
 #if EV_CHILD_ENABLE
-  if (ev_is_active (&childev))
+  if (ev_is_default_loop (EV_A) && ev_is_active (&childev))
     {
       ev_ref (EV_A); /* child watcher */
       ev_signal_stop (EV_A_ &childev);
     }
 #endif
           EV_WIN32_CLOSE_FD (evpipe [1]);
         }
 #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE
       evpipe_init (EV_A);
-      /* now iterate over everything, in case we missed something */
+      /* iterate over everything, in case we missed something before */
-      pipecb (EV_A_ &pipe_w, EV_READ);
+      ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM);
 #endif
     }
   postfork = 0;
 }
 #if EV_MULTIPLICITY
 struct ev_loop * ecb_cold
-ev_loop_new (unsigned int flags)
+ev_loop_new (unsigned int flags) EV_THROW
 {
   EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
   memset (EV_A, 0, sizeof (struct ev_loop));
   loop_init (EV_A_ flags);
 }
 #endif
 #if EV_FEATURE_API
 void ecb_cold
-ev_verify (EV_P)
+ev_verify (EV_P) EV_THROW
 {
 #if EV_VERIFY
   int i;
-  WL w;
+  WL w, w2;
   assert (activecnt >= -1);
   assert (fdchangemax >= fdchangecnt);
   for (i = 0; i < fdchangecnt; ++i)
     assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0));
   assert (anfdmax >= 0);
   for (i = 0; i < anfdmax; ++i)
+    {
+      int j = 0;
-    for (w = anfds [i].head; w; w = w->next)
+      for (w = w2 = anfds [i].head; w; w = w->next)
-      {
+        {
-        verify_watcher (EV_A_ (W)w);
+          verify_watcher (EV_A_ (W)w);
+          if (j++ & 1)
+            {
+              assert (("libev: io watcher list contains a loop", w != w2));
+              w2 = w2->next;
+            }
-        assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1));
+          assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1));
-        assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
+          assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
-      }
+        }
+    }
   assert (timermax >= timercnt);
   verify_heap (EV_A_ timers, timercnt);
 #if EV_PERIODIC_ENABLE
 #if EV_MULTIPLICITY
 struct ev_loop * ecb_cold
 #else
 int
 #endif
-ev_default_loop (unsigned int flags)
+ev_default_loop (unsigned int flags) EV_THROW
 {
   if (!ev_default_loop_ptr)
     {
 #if EV_MULTIPLICITY
       EV_P = ev_default_loop_ptr = &default_loop_struct;
   return ev_default_loop_ptr;
 }
 void
-ev_loop_fork (EV_P)
+ev_loop_fork (EV_P) EV_THROW
 {
-  postfork = 1; /* must be in line with ev_default_fork */
+  postfork = 1;
 }
 /*****************************************************************************/
 void
 {
   EV_CB_INVOKE ((W)w, revents);
 }
 unsigned int
-ev_pending_count (EV_P)
+ev_pending_count (EV_P) EV_THROW
 {
   int pri;
   unsigned int count = 0;
   for (pri = NUMPRI; pri--; )
 }
 void noinline
 ev_invoke_pending (EV_P)
 {
-  int pri;
+  pendingpri = NUMPRI;
-  for (pri = NUMPRI; pri--; )
+  while (pendingpri) /* pendingpri possibly gets modified in the inner loop */
+    {
+      --pendingpri;
-    while (pendingcnt [pri])
+      while (pendingcnt [pendingpri])
-      {
+        {
-        ANPENDING *p = pendings [pri] + --pendingcnt [pri];
+          ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri];
-        p->w->pending = 0;
+          p->w->pending = 0;
-        EV_CB_INVOKE (p->w, p->events);
+          EV_CB_INVOKE (p->w, p->events);
-        EV_FREQUENT_CHECK;
+          EV_FREQUENT_CHECK;
-      }
+        }
+    }
 }
 #if EV_IDLE_ENABLE
 /* make idle watchers pending. this handles the "call-idle */
 /* only when higher priorities are idle" logic */
 {
   EV_FREQUENT_CHECK;
   while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now)
     {
-      int feed_count = 0;
       do
         {
           ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]);
           /*assert (("libev: inactive timer on periodic heap detected", ev_is_active (w)));*/
       mn_now = ev_rt_now;
     }
 }
-void
+int
 ev_run (EV_P_ int flags)
 {
 #if EV_FEATURE_API
   ++loop_depth;
 #endif
         backend_poll (EV_A_ waittime);
         assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */
         pipe_write_wanted = 0; /* just an optimisation, no fence needed */
+        ECB_MEMORY_FENCE_ACQUIRE;
         if (pipe_write_skipped)
           {
             assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w)));
             ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM);
           }
     loop_done = EVBREAK_CANCEL;
 #if EV_FEATURE_API
   --loop_depth;
 #endif
+  return activecnt;
 }
 void
-ev_break (EV_P_ int how)
+ev_break (EV_P_ int how) EV_THROW
 {
   loop_done = how;
 }
 void
-ev_ref (EV_P)
+ev_ref (EV_P) EV_THROW
 {
   ++activecnt;
 }
 void
-ev_unref (EV_P)
+ev_unref (EV_P) EV_THROW
 {
   --activecnt;
 }
 void
-ev_now_update (EV_P)
+ev_now_update (EV_P) EV_THROW
 {
   time_update (EV_A_ 1e100);
 }
 void
-ev_suspend (EV_P)
+ev_suspend (EV_P) EV_THROW
 {
   ev_now_update (EV_A);
 }
 void
-ev_resume (EV_P)
+ev_resume (EV_P) EV_THROW
 {
   ev_tstamp mn_prev = mn_now;
   ev_now_update (EV_A);
   timers_reschedule (EV_A_ mn_now - mn_prev);
       w->pending = 0;
     }
 }
 int
-ev_clear_pending (EV_P_ void *w)
+ev_clear_pending (EV_P_ void *w) EV_THROW
 {
   W w_ = (W)w;
   int pending = w_->pending;
   if (expect_true (pending))
 }
 /*****************************************************************************/
 void noinline
-ev_io_start (EV_P_ ev_io *w)
+ev_io_start (EV_P_ ev_io *w) EV_THROW
 {
   int fd = w->fd;
   if (expect_false (ev_is_active (w)))
     return;
   ev_start (EV_A_ (W)w, 1);
   array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero);
   wlist_add (&anfds[fd].head, (WL)w);
+  /* common bug, apparently */
+  assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w));
   fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY);
   w->events &= ~EV__IOFDSET;
   EV_FREQUENT_CHECK;
 }
 void noinline
-ev_io_stop (EV_P_ ev_io *w)
+ev_io_stop (EV_P_ ev_io *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
 }
 void noinline
-ev_timer_start (EV_P_ ev_timer *w)
+ev_timer_start (EV_P_ ev_timer *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   ev_at (w) += mn_now;
   /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
 }
 void noinline
-ev_timer_stop (EV_P_ ev_timer *w)
+ev_timer_stop (EV_P_ ev_timer *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
 }
 void noinline
-ev_timer_again (EV_P_ ev_timer *w)
+ev_timer_again (EV_P_ ev_timer *w) EV_THROW
 {
   EV_FREQUENT_CHECK;
   clear_pending (EV_A_ (W)w);
   EV_FREQUENT_CHECK;
 }
 ev_tstamp
-ev_timer_remaining (EV_P_ ev_timer *w)
+ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW
 {
   return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
 }
 #if EV_PERIODIC_ENABLE
 void noinline
-ev_periodic_start (EV_P_ ev_periodic *w)
+ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   if (w->reschedule_cb)
   /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
 }
 void noinline
-ev_periodic_stop (EV_P_ ev_periodic *w)
+ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
 }
 void noinline
-ev_periodic_again (EV_P_ ev_periodic *w)
+ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW
 {
   /* TODO: use adjustheap and recalculation */
   ev_periodic_stop (EV_A_ w);
   ev_periodic_start (EV_A_ w);
 }
 #endif
 #if EV_SIGNAL_ENABLE
 void noinline
-ev_signal_start (EV_P_ ev_signal *w)
+ev_signal_start (EV_P_ ev_signal *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
   EV_FREQUENT_CHECK;
 }
 void noinline
-ev_signal_stop (EV_P_ ev_signal *w)
+ev_signal_stop (EV_P_ ev_signal *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 #endif
 #if EV_CHILD_ENABLE
 void
-ev_child_start (EV_P_ ev_child *w)
+ev_child_start (EV_P_ ev_child *w) EV_THROW
 {
 #if EV_MULTIPLICITY
   assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
 #endif
   if (expect_false (ev_is_active (w)))
   EV_FREQUENT_CHECK;
 }
 void
-ev_child_stop (EV_P_ ev_child *w)
+ev_child_stop (EV_P_ ev_child *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 inline_size int
 infy_newfd (void)
 {
-#if defined (IN_CLOEXEC) && defined (IN_NONBLOCK)
+#if defined IN_CLOEXEC && defined IN_NONBLOCK
   int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK);
   if (fd >= 0)
     return fd;
 #endif
   return inotify_init ();
 #else
 # define EV_LSTAT(p,b) lstat (p, b)
 #endif
 void
-ev_stat_stat (EV_P_ ev_stat *w)
+ev_stat_stat (EV_P_ ev_stat *w) EV_THROW
 {
   if (lstat (w->path, &w->attr) < 0)
     w->attr.st_nlink = 0;
   else if (!w->attr.st_nlink)
     w->attr.st_nlink = 1;
       ev_feed_event (EV_A_ w, EV_STAT);
     }
 }
 void
-ev_stat_start (EV_P_ ev_stat *w)
+ev_stat_start (EV_P_ ev_stat *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   ev_stat_stat (EV_A_ w);
   EV_FREQUENT_CHECK;
 }
 void
-ev_stat_stop (EV_P_ ev_stat *w)
+ev_stat_stop (EV_P_ ev_stat *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_IDLE_ENABLE
 void
-ev_idle_start (EV_P_ ev_idle *w)
+ev_idle_start (EV_P_ ev_idle *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   pri_adjust (EV_A_ (W)w);
   EV_FREQUENT_CHECK;
 }
 void
-ev_idle_stop (EV_P_ ev_idle *w)
+ev_idle_stop (EV_P_ ev_idle *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_PREPARE_ENABLE
 void
-ev_prepare_start (EV_P_ ev_prepare *w)
+ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
   EV_FREQUENT_CHECK;
 }
 void
-ev_prepare_stop (EV_P_ ev_prepare *w)
+ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_CHECK_ENABLE
 void
-ev_check_start (EV_P_ ev_check *w)
+ev_check_start (EV_P_ ev_check *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
   EV_FREQUENT_CHECK;
 }
 void
-ev_check_stop (EV_P_ ev_check *w)
+ev_check_stop (EV_P_ ev_check *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_EMBED_ENABLE
 void noinline
-ev_embed_sweep (EV_P_ ev_embed *w)
+ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW
 {
   ev_run (w->other, EVRUN_NOWAIT);
 }
 static void
   ev_idle_stop (EV_A_ idle);
 }
 #endif
 void
-ev_embed_start (EV_P_ ev_embed *w)
+ev_embed_start (EV_P_ ev_embed *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   {
   EV_FREQUENT_CHECK;
 }
 void
-ev_embed_stop (EV_P_ ev_embed *w)
+ev_embed_stop (EV_P_ ev_embed *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_FORK_ENABLE
 void
-ev_fork_start (EV_P_ ev_fork *w)
+ev_fork_start (EV_P_ ev_fork *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
   EV_FREQUENT_CHECK;
 }
 void
-ev_fork_stop (EV_P_ ev_fork *w)
+ev_fork_stop (EV_P_ ev_fork *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_CLEANUP_ENABLE
 void
-ev_cleanup_start (EV_P_ ev_cleanup *w)
+ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
   ev_unref (EV_A);
   EV_FREQUENT_CHECK;
 }
 void
-ev_cleanup_stop (EV_P_ ev_cleanup *w)
+ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
 }
 #endif
 #if EV_ASYNC_ENABLE
 void
-ev_async_start (EV_P_ ev_async *w)
+ev_async_start (EV_P_ ev_async *w) EV_THROW
 {
   if (expect_false (ev_is_active (w)))
     return;
   w->sent = 0;
   EV_FREQUENT_CHECK;
 }
 void
-ev_async_stop (EV_P_ ev_async *w)
+ev_async_stop (EV_P_ ev_async *w) EV_THROW
 {
   clear_pending (EV_A_ (W)w);
   if (expect_false (!ev_is_active (w)))
     return;
   EV_FREQUENT_CHECK;
 }
 void
-ev_async_send (EV_P_ ev_async *w)
+ev_async_send (EV_P_ ev_async *w) EV_THROW
 {
   w->sent = 1;
   evpipe_write (EV_A_ &async_pending);
 }
 #endif
   once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
 }
 void
-ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg)
+ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW
 {
   struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
   if (expect_false (!once))
     {
 /*****************************************************************************/
 #if EV_WALK_ENABLE
 void ecb_cold
-ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w))
+ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW
 {
   int i, j;
   ev_watcher_list *wl, *wn;
   if (types & (EV_IO | EV_EMBED))

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+Removed lines
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Comparing libev/ev.c (file contents): Revision 1.414 by root, Sat Mar 24 19:38:51 2012 UTC vs. Revision 1.446 by root, Mon Jun 11 12:50:50 2012 UTC

Diff Legend

Comparing libev/ev.c (file contents):
Revision 1.414 by root, Sat Mar 24 19:38:51 2012 UTC vs.
Revision 1.446 by root, Mon Jun 11 12:50:50 2012 UTC