… | |
… | |
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 |
255 | |
252 | |
256 | #ifndef EV_USE_CLOCK_SYSCALL |
253 | #ifndef EV_USE_CLOCK_SYSCALL |
257 | # if __linux && __GLIBC__ >= 2 |
254 | # if __linux && __GLIBC__ == 2 && __GLIBC_MINOR__ < 17 |
258 | # define EV_USE_CLOCK_SYSCALL EV_FEATURE_OS |
255 | # define EV_USE_CLOCK_SYSCALL EV_FEATURE_OS |
259 | # else |
256 | # else |
260 | # define EV_USE_CLOCK_SYSCALL 0 |
257 | # define EV_USE_CLOCK_SYSCALL 0 |
261 | # endif |
258 | # endif |
262 | #endif |
259 | #endif |
… | |
… | |
515 | |
512 | |
516 | #ifndef ECB_H |
513 | #ifndef ECB_H |
517 | #define ECB_H |
514 | #define ECB_H |
518 | |
515 | |
519 | /* 16 bits major, 16 bits minor */ |
516 | /* 16 bits major, 16 bits minor */ |
520 | #define ECB_VERSION 0x00010002 |
517 | #define ECB_VERSION 0x00010003 |
521 | |
518 | |
522 | #ifdef _WIN32 |
519 | #ifdef _WIN32 |
523 | typedef signed char int8_t; |
520 | typedef signed char int8_t; |
524 | typedef unsigned char uint8_t; |
521 | typedef unsigned char uint8_t; |
525 | typedef signed short int16_t; |
522 | typedef signed short int16_t; |
… | |
… | |
549 | #else |
546 | #else |
550 | #define ECB_PTRSIZE 4 |
547 | #define ECB_PTRSIZE 4 |
551 | #endif |
548 | #endif |
552 | #endif |
549 | #endif |
553 | |
550 | |
|
|
551 | /* work around x32 idiocy by defining proper macros */ |
|
|
552 | #if __x86_64 || _M_AMD64 |
|
|
553 | #if _ILP32 |
|
|
554 | #define ECB_AMD64_X32 1 |
|
|
555 | #else |
|
|
556 | #define ECB_AMD64 1 |
|
|
557 | #endif |
|
|
558 | #endif |
|
|
559 | |
554 | /* many compilers define _GNUC_ to some versions but then only implement |
560 | /* many compilers define _GNUC_ to some versions but then only implement |
555 | * what their idiot authors think are the "more important" extensions, |
561 | * what their idiot authors think are the "more important" extensions, |
556 | * causing enormous grief in return for some better fake benchmark numbers. |
562 | * causing enormous grief in return for some better fake benchmark numbers. |
557 | * or so. |
563 | * or so. |
558 | * we try to detect these and simply assume they are not gcc - if they have |
564 | * we try to detect these and simply assume they are not gcc - if they have |
… | |
… | |
618 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
624 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
619 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
625 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
620 | #elif defined __s390__ || defined __s390x__ |
626 | #elif defined __s390__ || defined __s390x__ |
621 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
627 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
622 | #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. */ |
623 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
631 | #define ECB_MEMORY_FENCE __asm__ __volatile__ (".set mips2; sync; .set mips0" : : : "memory") |
624 | #elif defined __alpha__ |
632 | #elif defined __alpha__ |
625 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
633 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
626 | #elif defined __hppa__ |
634 | #elif defined __hppa__ |
627 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
635 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
628 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
636 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
629 | #elif defined __ia64__ |
637 | #elif defined __ia64__ |
630 | #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") |
631 | #endif |
645 | #endif |
632 | #endif |
646 | #endif |
633 | #endif |
647 | #endif |
634 | |
648 | |
635 | #ifndef ECB_MEMORY_FENCE |
649 | #ifndef ECB_MEMORY_FENCE |
… | |
… | |
1042 | || defined __s390__ || defined __s390x__ \ |
1056 | || defined __s390__ || defined __s390x__ \ |
1043 | || defined __mips__ \ |
1057 | || defined __mips__ \ |
1044 | || defined __alpha__ \ |
1058 | || defined __alpha__ \ |
1045 | || defined __hppa__ \ |
1059 | || defined __hppa__ \ |
1046 | || defined __ia64__ \ |
1060 | || defined __ia64__ \ |
|
|
1061 | || defined __m68k__ \ |
|
|
1062 | || defined __m88k__ \ |
|
|
1063 | || defined __sh__ \ |
1047 | || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 |
1064 | || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 |
1048 | #define ECB_STDFP 1 |
1065 | #define ECB_STDFP 1 |
1049 | #include <string.h> /* for memcpy */ |
1066 | #include <string.h> /* for memcpy */ |
1050 | #else |
1067 | #else |
1051 | #define ECB_STDFP 0 |
1068 | #define ECB_STDFP 0 |
1052 | #include <math.h> /* for frexp*, ldexp* */ |
|
|
1053 | #endif |
1069 | #endif |
1054 | |
1070 | |
1055 | #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 | } |
1056 | |
1097 | |
1057 | /* convert a float to ieee single/binary32 */ |
1098 | /* convert a float to ieee single/binary32 */ |
1058 | 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; |
1059 | ecb_function_ uint32_t |
1100 | ecb_function_ uint32_t |
1060 | ecb_float_to_binary32 (float x) |
1101 | ecb_float_to_binary32 (float x) |
… | |
… | |
2095 | ev_syserr ("(libev) error creating signal/async pipe"); |
2136 | ev_syserr ("(libev) error creating signal/async pipe"); |
2096 | |
2137 | |
2097 | fd_intern (fds [0]); |
2138 | fd_intern (fds [0]); |
2098 | } |
2139 | } |
2099 | |
2140 | |
2100 | fd_intern (fds [1]); |
|
|
2101 | |
|
|
2102 | evpipe [0] = fds [0]; |
2141 | evpipe [0] = fds [0]; |
2103 | |
2142 | |
2104 | if (evpipe [1] < 0) |
2143 | if (evpipe [1] < 0) |
2105 | evpipe [1] = fds [1]; /* first call, set write fd */ |
2144 | evpipe [1] = fds [1]; /* first call, set write fd */ |
2106 | else |
2145 | else |
… | |
… | |
2111 | /* so must not be executed on windows */ |
2150 | /* so must not be executed on windows */ |
2112 | |
2151 | |
2113 | dup2 (fds [1], evpipe [1]); |
2152 | dup2 (fds [1], evpipe [1]); |
2114 | close (fds [1]); |
2153 | close (fds [1]); |
2115 | } |
2154 | } |
|
|
2155 | |
|
|
2156 | fd_intern (evpipe [1]); |
2116 | |
2157 | |
2117 | 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); |
2118 | ev_io_start (EV_A_ &pipe_w); |
2159 | ev_io_start (EV_A_ &pipe_w); |
2119 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
2160 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
2120 | } |
2161 | } |
… | |
… | |
2239 | |
2280 | |
2240 | void |
2281 | void |
2241 | ev_feed_signal (int signum) EV_THROW |
2282 | ev_feed_signal (int signum) EV_THROW |
2242 | { |
2283 | { |
2243 | #if EV_MULTIPLICITY |
2284 | #if EV_MULTIPLICITY |
|
|
2285 | EV_P; |
2244 | ECB_MEMORY_FENCE_ACQUIRE; |
2286 | ECB_MEMORY_FENCE_ACQUIRE; |
2245 | EV_P = signals [signum - 1].loop; |
2287 | EV_A = signals [signum - 1].loop; |
2246 | |
2288 | |
2247 | if (!EV_A) |
2289 | if (!EV_A) |
2248 | return; |
2290 | return; |
2249 | #endif |
2291 | #endif |
2250 | |
2292 | |