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

Comparing libev/ev.c (file contents):
Revision 1.450 by root, Mon Oct 8 15:43:35 2012 UTC vs.
Revision 1.458 by root, Sun Oct 27 16:26:07 2013 UTC

 #ifndef EV_HEAP_CACHE_AT
 # define EV_HEAP_CACHE_AT EV_FEATURE_DATA
 #endif
+#ifdef ANDROID
+/* supposedly, android doesn't typedef fd_mask */
+# undef EV_USE_SELECT
+# define EV_USE_SELECT 0
+/* supposedly, we need to include syscall.h, not sys/syscall.h, so just disable */
+# undef EV_USE_CLOCK_SYSCALL
+# define EV_USE_CLOCK_SYSCALL 0
+#endif
+/* aix's poll.h seems to cause lots of trouble */
+#ifdef _AIX
+/* AIX has a completely broken poll.h header */
+# undef EV_USE_POLL
+# define EV_USE_POLL 0
+#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 <sys/syscall.h>
 # ifdef SYS_clock_gettime
 #  define EV_USE_CLOCK_SYSCALL 0
 # endif
 #endif
 /* this block fixes any misconfiguration where we know we run into trouble otherwise */
-#ifdef _AIX
-/* AIX has a completely broken poll.h header */
-# undef EV_USE_POLL
-# define EV_USE_POLL 0
-#endif
 #ifndef CLOCK_MONOTONIC
 # undef EV_USE_MONOTONIC
 # define EV_USE_MONOTONIC 0
 #endif
 #ifndef ECB_H
 #define ECB_H
 /* 16 bits major, 16 bits minor */
-#define ECB_VERSION 0x00010002
+#define ECB_VERSION 0x00010003
 #ifdef _WIN32
   typedef   signed char   int8_t;
   typedef unsigned char  uint8_t;
   typedef   signed short  int16_t;
   #else
     #define ECB_PTRSIZE 4
   #endif
 #endif
+/* work around x32 idiocy by defining proper macros */
+#if __x86_64 || _M_AMD64
+  #if _ILP32
+    #define ECB_AMD64_X32 1
+  #else
+    #define ECB_AMD64 1
+  #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
       #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad"                            : : : "memory")
       #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore             | #StoreStore")
     #elif defined __s390__ || defined __s390x__
       #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("bcr 15,0" : : : "memory")
     #elif defined __mips__
+      /* GNU/Linux emulates sync on mips1 architectures, so we force its use */
+      /* anybody else who still uses mips1 is supposed to send in their version, with detection code. */
-      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("sync"     : : : "memory")
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ (".set mips2; sync; .set mips0" : : : "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")
+    #elif defined __m68k__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ (""         : : : "memory")
+    #elif defined __m88k__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ ("tb1 0,%%r0,128" : : : "memory")
+    #elif defined __sh__
+      #define ECB_MEMORY_FENCE         __asm__ __volatile__ (""         : : : "memory")
     #endif
   #endif
 #endif
 #ifndef ECB_MEMORY_FENCE
     || defined __s390__ || defined __s390x__ \
     || defined __mips__ \
     || defined __alpha__ \
     || defined __hppa__ \
     || defined __ia64__ \
+    || defined __m68k__ \
+    || defined __m88k__ \
+    || defined __sh__ \
     || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64
   #define ECB_STDFP 1
   #include <string.h> /* for memcpy */
 #else
   #define ECB_STDFP 0
-  #include <math.h> /* for frexp*, ldexp* */
 #endif
 #ifndef ECB_NO_LIBM
+  #include <math.h> /* for frexp*, ldexp*, INFINITY, NAN */
+  #ifdef NEN
+    #define ECB_NAN NAN
+  #else
+    #define ECB_NAN INFINITY
+  #endif
+  /* converts an ieee half/binary16 to a float */
+  ecb_function_ float ecb_binary16_to_float (uint16_t x) ecb_const;
+  ecb_function_ float
+  ecb_binary16_to_float (uint16_t x)
+  {
+    int e = (x >> 10) & 0x1f;
+    int m = x & 0x3ff;
+    float r;
+    if      (!e     ) r = ldexpf (m        ,    -24);
+    else if (e != 31) r = ldexpf (m + 0x400, e - 25);
+    else if (m      ) r = ECB_NAN;
+    else              r = INFINITY;
+    return x & 0x8000 ? -r : r;
+  }
   /* convert a float to ieee single/binary32 */
   ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const;
   ecb_function_ uint32_t
   ecb_float_to_binary32 (float x)
             ev_syserr ("(libev) error creating signal/async pipe");
           fd_intern (fds [0]);
         }
-      fd_intern (fds [1]);
       evpipe [0] = fds [0];
       if (evpipe [1] < 0)
         evpipe [1] = fds [1]; /* first call, set write fd */
       else
           /* so must not be executed on windows */
           dup2 (fds [1], evpipe [1]);
           close (fds [1]);
         }
+      fd_intern (evpipe [1]);
       ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ);
       ev_io_start (EV_A_ &pipe_w);
       ev_unref (EV_A); /* watcher should not keep loop alive */
     }
 void
 ev_feed_signal (int signum) EV_THROW
 {
 #if EV_MULTIPLICITY
+  EV_P;
   ECB_MEMORY_FENCE_ACQUIRE;
-  EV_P = signals [signum - 1].loop;
+  EV_A = signals [signum - 1].loop;
   if (!EV_A)
     return;
 #endif
 # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX)
 static void noinline
 infy_add (EV_P_ ev_stat *w)
 {
-  w->wd = inotify_add_watch (fs_fd, w->path, IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY | IN_DONT_FOLLOW | IN_MASK_ADD);
+  w->wd = inotify_add_watch (fs_fd, w->path,
+                             IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY
+                             | IN_CREATE | IN_DELETE | IN_MOVED_FROM | IN_MOVED_TO
+                             | IN_DONT_FOLLOW | IN_MASK_ADD);
   if (w->wd >= 0)
     {
       struct statfs sfs;
       if (!fs_2625)
         w->timer.repeat = w->interval ? w->interval : DEF_STAT_INTERVAL;
       else if (!statfs (w->path, &sfs)
                && (sfs.f_type == 0x1373 /* devfs */
+                   || sfs.f_type == 0x4006 /* fat */
+                   || sfs.f_type == 0x4d44 /* msdos */
                    || sfs.f_type == 0xEF53 /* ext2/3 */
+                   || sfs.f_type == 0x72b6 /* jffs2 */
+                   || sfs.f_type == 0x858458f6 /* ramfs */
+                   || sfs.f_type == 0x5346544e /* ntfs */
                    || sfs.f_type == 0x3153464a /* jfs */
+                   || sfs.f_type == 0x9123683e /* btrfs */
                    || sfs.f_type == 0x52654973 /* reiser3 */
-                   || sfs.f_type == 0x01021994 /* tempfs */
+                   || sfs.f_type == 0x01021994 /* tmpfs */
                    || sfs.f_type == 0x58465342 /* xfs */))
         w->timer.repeat = 0.; /* filesystem is local, kernel new enough */
       else
         w->timer.repeat = w->interval ? w->interval : NFS_STAT_INTERVAL; /* remote, use reduced frequency */
     }

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Comparing libev/ev.c (file contents): Revision 1.450 by root, Mon Oct 8 15:43:35 2012 UTC vs. Revision 1.458 by root, Sun Oct 27 16:26:07 2013 UTC

Diff Legend

Comparing libev/ev.c (file contents):
Revision 1.450 by root, Mon Oct 8 15:43:35 2012 UTC vs.
Revision 1.458 by root, Sun Oct 27 16:26:07 2013 UTC