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Comparing libev/ev.c (file contents):
Revision 1.454 by root, Fri Mar 1 11:13:22 2013 UTC vs.
Revision 1.459 by root, Tue Oct 29 12:13:37 2013 UTC

… …
241#elif defined SIGARRAYSIZE 241#elif defined SIGARRAYSIZE
242# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ 242# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */
243#elif defined _sys_nsig 243#elif defined _sys_nsig
244# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ 244# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */
245#else 245#else
246# error "unable to find value for NSIG, please report" 246# define EV_NSIG (8 * sizeof (sigset_t) + 1)
247/* to make it compile regardless, just remove the above line, */
248/* but consider reporting it, too! :) */
249# define EV_NSIG 65
250#endif 247#endif
251 248
252#ifndef EV_USE_FLOOR 249#ifndef EV_USE_FLOOR
253# define EV_USE_FLOOR 0 250# define EV_USE_FLOOR 0
254#endif 251#endif
… …
551 #endif 548 #endif
552#endif 549#endif
553 550
554/* work around x32 idiocy by defining proper macros */ 551/* work around x32 idiocy by defining proper macros */
555#if __x86_64 || _M_AMD64 552#if __x86_64 || _M_AMD64
556 #if __ILP32 553 #if _ILP32
557 #define ECB_AMD64_X32 1 554 #define ECB_AMD64_X32 1
558 #else 555 #else
559 #define ECB_AMD64 1 556 #define ECB_AMD64 1
560 #endif 557 #endif
561#endif 558#endif
… …
627 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") 624 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory")
628 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") 625 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore")
629 #elif defined __s390__ || defined __s390x__ 626 #elif defined __s390__ || defined __s390x__
630 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") 627 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory")
631 #elif defined __mips__ 628 #elif defined __mips__
629 /* GNU/Linux emulates sync on mips1 architectures, so we force its use */
630 /* anybody else who still uses mips1 is supposed to send in their version, with detection code. */
632 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 631 #define ECB_MEMORY_FENCE __asm__ __volatile__ (".set mips2; sync; .set mips0" : : : "memory")
633 #elif defined __alpha__ 632 #elif defined __alpha__
634 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") 633 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory")
635 #elif defined __hppa__ 634 #elif defined __hppa__
636 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") 635 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory")
637 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 636 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
638 #elif defined __ia64__ 637 #elif defined __ia64__
639 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mf" : : : "memory") 638 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mf" : : : "memory")
639 #elif defined __m68k__
640 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory")
641 #elif defined __m88k__
642 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("tb1 0,%%r0,128" : : : "memory")
643 #elif defined __sh__
644 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory")
640 #endif 645 #endif
641 #endif 646 #endif
642#endif 647#endif
643 648
644#ifndef ECB_MEMORY_FENCE 649#ifndef ECB_MEMORY_FENCE
… …
1051 || defined __s390__ || defined __s390x__ \ 1056 || defined __s390__ || defined __s390x__ \
1052 || defined __mips__ \ 1057 || defined __mips__ \
1053 || defined __alpha__ \ 1058 || defined __alpha__ \
1054 || defined __hppa__ \ 1059 || defined __hppa__ \
1055 || defined __ia64__ \ 1060 || defined __ia64__ \
1061 || defined __m68k__ \
1062 || defined __m88k__ \
1063 || defined __sh__ \
1056 || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 1064 || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64
1057 #define ECB_STDFP 1 1065 #define ECB_STDFP 1
1058 #include <string.h> /* for memcpy */ 1066 #include <string.h> /* for memcpy */
1059#else 1067#else
1060 #define ECB_STDFP 0 1068 #define ECB_STDFP 0
1061 #include <math.h> /* for frexp*, ldexp* */
1062#endif 1069#endif
1063 1070
1064#ifndef ECB_NO_LIBM 1071#ifndef ECB_NO_LIBM
1072
1073 #include <math.h> /* for frexp*, ldexp*, INFINITY, NAN */
1074
1075 #ifdef NEN
1076 #define ECB_NAN NAN
1077 #else
1078 #define ECB_NAN INFINITY
1079 #endif
1080
1081 /* converts an ieee half/binary16 to a float */
1082 ecb_function_ float ecb_binary16_to_float (uint16_t x) ecb_const;
1083 ecb_function_ float
1084 ecb_binary16_to_float (uint16_t x)
1085 {
1086 int e = (x >> 10) & 0x1f;
1087 int m = x & 0x3ff;
1088 float r;
1089
1090 if (!e ) r = ldexpf (m , -24);
1091 else if (e != 31) r = ldexpf (m + 0x400, e - 25);
1092 else if (m ) r = ECB_NAN;
1093 else r = INFINITY;
1094
1095 return x & 0x8000 ? -r : r;
1096 }
1065 1097
1066 /* convert a float to ieee single/binary32 */ 1098 /* convert a float to ieee single/binary32 */
1067 ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const; 1099 ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const;
1068 ecb_function_ uint32_t 1100 ecb_function_ uint32_t
1069 ecb_float_to_binary32 (float x) 1101 ecb_float_to_binary32 (float x)
… …
2104 ev_syserr ("(libev) error creating signal/async pipe"); 2136 ev_syserr ("(libev) error creating signal/async pipe");
2105 2137
2106 fd_intern (fds [0]); 2138 fd_intern (fds [0]);
2107 } 2139 }
2108 2140
2109 fd_intern (fds [1]);
2110
2111 evpipe [0] = fds [0]; 2141 evpipe [0] = fds [0];
2112 2142
2113 if (evpipe [1] < 0) 2143 if (evpipe [1] < 0)
2114 evpipe [1] = fds [1]; /* first call, set write fd */ 2144 evpipe [1] = fds [1]; /* first call, set write fd */
2115 else 2145 else
… …
2120 /* so must not be executed on windows */ 2150 /* so must not be executed on windows */
2121 2151
2122 dup2 (fds [1], evpipe [1]); 2152 dup2 (fds [1], evpipe [1]);
2123 close (fds [1]); 2153 close (fds [1]);
2124 } 2154 }
2155
2156 fd_intern (evpipe [1]);
2125 2157
2126 ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ); 2158 ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ);
2127 ev_io_start (EV_A_ &pipe_w); 2159 ev_io_start (EV_A_ &pipe_w);
2128 ev_unref (EV_A); /* watcher should not keep loop alive */ 2160 ev_unref (EV_A); /* watcher should not keep loop alive */
2129 } 2161 }

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