… | |
… | |
579 | #define MIN_INTERVAL 0.0001220703125 /* 1/2**13, good till 4000 */ |
579 | #define MIN_INTERVAL 0.0001220703125 /* 1/2**13, good till 4000 */ |
580 | /*#define MIN_INTERVAL 0.00000095367431640625 /* 1/2**20, good till 2200 */ |
580 | /*#define MIN_INTERVAL 0.00000095367431640625 /* 1/2**20, good till 2200 */ |
581 | |
581 | |
582 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
582 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
583 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
583 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
|
|
584 | #define MAX_BLOCKTIME2 1500001.07 /* same, but when timerfd is used to detect jumps, also safe delay to not overflow */ |
584 | |
585 | |
585 | /* find a portable timestamp that is "always" in the future but fits into time_t. |
586 | /* find a portable timestamp that is "always" in the future but fits into time_t. |
586 | * this is quite hard, and we are mostly guessing - we handle 32 bit signed/unsigned time_t, |
587 | * this is quite hard, and we are mostly guessing - we handle 32 bit signed/unsigned time_t, |
587 | * and sizes larger than 32 bit, and maybe the unlikely floating point time_t */ |
588 | * and sizes larger than 32 bit, and maybe the unlikely floating point time_t */ |
588 | #define EV_TSTAMP_HUGE \ |
589 | #define EV_TSTAMP_HUGE \ |
… | |
… | |
603 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
604 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
604 | /* ECB.H BEGIN */ |
605 | /* ECB.H BEGIN */ |
605 | /* |
606 | /* |
606 | * libecb - http://software.schmorp.de/pkg/libecb |
607 | * libecb - http://software.schmorp.de/pkg/libecb |
607 | * |
608 | * |
608 | * Copyright (©) 2009-2015 Marc Alexander Lehmann <libecb@schmorp.de> |
609 | * Copyright (©) 2009-2015,2018-2020 Marc Alexander Lehmann <libecb@schmorp.de> |
609 | * Copyright (©) 2011 Emanuele Giaquinta |
610 | * Copyright (©) 2011 Emanuele Giaquinta |
610 | * All rights reserved. |
611 | * All rights reserved. |
611 | * |
612 | * |
612 | * Redistribution and use in source and binary forms, with or without modifica- |
613 | * Redistribution and use in source and binary forms, with or without modifica- |
613 | * tion, are permitted provided that the following conditions are met: |
614 | * tion, are permitted provided that the following conditions are met: |
… | |
… | |
644 | |
645 | |
645 | #ifndef ECB_H |
646 | #ifndef ECB_H |
646 | #define ECB_H |
647 | #define ECB_H |
647 | |
648 | |
648 | /* 16 bits major, 16 bits minor */ |
649 | /* 16 bits major, 16 bits minor */ |
649 | #define ECB_VERSION 0x00010006 |
650 | #define ECB_VERSION 0x00010008 |
650 | |
651 | |
651 | #ifdef _WIN32 |
652 | #include <string.h> /* for memcpy */ |
|
|
653 | |
|
|
654 | #if defined (_WIN32) && !defined (__MINGW32__) |
652 | typedef signed char int8_t; |
655 | typedef signed char int8_t; |
653 | typedef unsigned char uint8_t; |
656 | typedef unsigned char uint8_t; |
|
|
657 | typedef signed char int_fast8_t; |
|
|
658 | typedef unsigned char uint_fast8_t; |
654 | typedef signed short int16_t; |
659 | typedef signed short int16_t; |
655 | typedef unsigned short uint16_t; |
660 | typedef unsigned short uint16_t; |
|
|
661 | typedef signed int int_fast16_t; |
|
|
662 | typedef unsigned int uint_fast16_t; |
656 | typedef signed int int32_t; |
663 | typedef signed int int32_t; |
657 | typedef unsigned int uint32_t; |
664 | typedef unsigned int uint32_t; |
|
|
665 | typedef signed int int_fast32_t; |
|
|
666 | typedef unsigned int uint_fast32_t; |
658 | #if __GNUC__ |
667 | #if __GNUC__ |
659 | typedef signed long long int64_t; |
668 | typedef signed long long int64_t; |
660 | typedef unsigned long long uint64_t; |
669 | typedef unsigned long long uint64_t; |
661 | #else /* _MSC_VER || __BORLANDC__ */ |
670 | #else /* _MSC_VER || __BORLANDC__ */ |
662 | typedef signed __int64 int64_t; |
671 | typedef signed __int64 int64_t; |
663 | typedef unsigned __int64 uint64_t; |
672 | typedef unsigned __int64 uint64_t; |
664 | #endif |
673 | #endif |
|
|
674 | typedef int64_t int_fast64_t; |
|
|
675 | typedef uint64_t uint_fast64_t; |
665 | #ifdef _WIN64 |
676 | #ifdef _WIN64 |
666 | #define ECB_PTRSIZE 8 |
677 | #define ECB_PTRSIZE 8 |
667 | typedef uint64_t uintptr_t; |
678 | typedef uint64_t uintptr_t; |
668 | typedef int64_t intptr_t; |
679 | typedef int64_t intptr_t; |
669 | #else |
680 | #else |
… | |
… | |
680 | #endif |
691 | #endif |
681 | #endif |
692 | #endif |
682 | |
693 | |
683 | #define ECB_GCC_AMD64 (__amd64 || __amd64__ || __x86_64 || __x86_64__) |
694 | #define ECB_GCC_AMD64 (__amd64 || __amd64__ || __x86_64 || __x86_64__) |
684 | #define ECB_MSVC_AMD64 (_M_AMD64 || _M_X64) |
695 | #define ECB_MSVC_AMD64 (_M_AMD64 || _M_X64) |
|
|
696 | |
|
|
697 | #ifndef ECB_OPTIMIZE_SIZE |
|
|
698 | #if __OPTIMIZE_SIZE__ |
|
|
699 | #define ECB_OPTIMIZE_SIZE 1 |
|
|
700 | #else |
|
|
701 | #define ECB_OPTIMIZE_SIZE 0 |
|
|
702 | #endif |
|
|
703 | #endif |
685 | |
704 | |
686 | /* work around x32 idiocy by defining proper macros */ |
705 | /* work around x32 idiocy by defining proper macros */ |
687 | #if ECB_GCC_AMD64 || ECB_MSVC_AMD64 |
706 | #if ECB_GCC_AMD64 || ECB_MSVC_AMD64 |
688 | #if _ILP32 |
707 | #if _ILP32 |
689 | #define ECB_AMD64_X32 1 |
708 | #define ECB_AMD64_X32 1 |
… | |
… | |
1196 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (32 - count)) | (x << count); } |
1215 | ecb_inline ecb_const uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (32 - count)) | (x << count); } |
1197 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (32 - count)) | (x >> count); } |
1216 | ecb_inline ecb_const uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (32 - count)) | (x >> count); } |
1198 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (64 - count)) | (x << count); } |
1217 | ecb_inline ecb_const uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (64 - count)) | (x << count); } |
1199 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (64 - count)) | (x >> count); } |
1218 | ecb_inline ecb_const uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (64 - count)) | (x >> count); } |
1200 | |
1219 | |
|
|
1220 | #if ECB_CPP |
|
|
1221 | |
|
|
1222 | inline uint8_t ecb_ctz (uint8_t v) { return ecb_ctz32 (v); } |
|
|
1223 | inline uint16_t ecb_ctz (uint16_t v) { return ecb_ctz32 (v); } |
|
|
1224 | inline uint32_t ecb_ctz (uint32_t v) { return ecb_ctz32 (v); } |
|
|
1225 | inline uint64_t ecb_ctz (uint64_t v) { return ecb_ctz64 (v); } |
|
|
1226 | |
|
|
1227 | inline bool ecb_is_pot (uint8_t v) { return ecb_is_pot32 (v); } |
|
|
1228 | inline bool ecb_is_pot (uint16_t v) { return ecb_is_pot32 (v); } |
|
|
1229 | inline bool ecb_is_pot (uint32_t v) { return ecb_is_pot32 (v); } |
|
|
1230 | inline bool ecb_is_pot (uint64_t v) { return ecb_is_pot64 (v); } |
|
|
1231 | |
|
|
1232 | inline int ecb_ld (uint8_t v) { return ecb_ld32 (v); } |
|
|
1233 | inline int ecb_ld (uint16_t v) { return ecb_ld32 (v); } |
|
|
1234 | inline int ecb_ld (uint32_t v) { return ecb_ld32 (v); } |
|
|
1235 | inline int ecb_ld (uint64_t v) { return ecb_ld64 (v); } |
|
|
1236 | |
|
|
1237 | inline int ecb_popcount (uint8_t v) { return ecb_popcount32 (v); } |
|
|
1238 | inline int ecb_popcount (uint16_t v) { return ecb_popcount32 (v); } |
|
|
1239 | inline int ecb_popcount (uint32_t v) { return ecb_popcount32 (v); } |
|
|
1240 | inline int ecb_popcount (uint64_t v) { return ecb_popcount64 (v); } |
|
|
1241 | |
|
|
1242 | inline uint8_t ecb_bitrev (uint8_t v) { return ecb_bitrev8 (v); } |
|
|
1243 | inline uint16_t ecb_bitrev (uint16_t v) { return ecb_bitrev16 (v); } |
|
|
1244 | inline uint32_t ecb_bitrev (uint32_t v) { return ecb_bitrev32 (v); } |
|
|
1245 | |
|
|
1246 | inline uint8_t ecb_rotl (uint8_t v, unsigned int count) { return ecb_rotl8 (v, count); } |
|
|
1247 | inline uint16_t ecb_rotl (uint16_t v, unsigned int count) { return ecb_rotl16 (v, count); } |
|
|
1248 | inline uint32_t ecb_rotl (uint32_t v, unsigned int count) { return ecb_rotl32 (v, count); } |
|
|
1249 | inline uint64_t ecb_rotl (uint64_t v, unsigned int count) { return ecb_rotl64 (v, count); } |
|
|
1250 | |
|
|
1251 | inline uint8_t ecb_rotr (uint8_t v, unsigned int count) { return ecb_rotr8 (v, count); } |
|
|
1252 | inline uint16_t ecb_rotr (uint16_t v, unsigned int count) { return ecb_rotr16 (v, count); } |
|
|
1253 | inline uint32_t ecb_rotr (uint32_t v, unsigned int count) { return ecb_rotr32 (v, count); } |
|
|
1254 | inline uint64_t ecb_rotr (uint64_t v, unsigned int count) { return ecb_rotr64 (v, count); } |
|
|
1255 | |
|
|
1256 | #endif |
|
|
1257 | |
1201 | #if ECB_GCC_VERSION(4,3) || (ECB_CLANG_BUILTIN(__builtin_bswap32) && ECB_CLANG_BUILTIN(__builtin_bswap64)) |
1258 | #if ECB_GCC_VERSION(4,3) || (ECB_CLANG_BUILTIN(__builtin_bswap32) && ECB_CLANG_BUILTIN(__builtin_bswap64)) |
1202 | #if ECB_GCC_VERSION(4,8) || ECB_CLANG_BUILTIN(__builtin_bswap16) |
1259 | #if ECB_GCC_VERSION(4,8) || ECB_CLANG_BUILTIN(__builtin_bswap16) |
1203 | #define ecb_bswap16(x) __builtin_bswap16 (x) |
1260 | #define ecb_bswap16(x) __builtin_bswap16 (x) |
1204 | #else |
1261 | #else |
1205 | #define ecb_bswap16(x) (__builtin_bswap32 (x) >> 16) |
1262 | #define ecb_bswap16(x) (__builtin_bswap32 (x) >> 16) |
… | |
… | |
1276 | ecb_inline ecb_const ecb_bool ecb_big_endian (void); |
1333 | ecb_inline ecb_const ecb_bool ecb_big_endian (void); |
1277 | ecb_inline ecb_const ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11223344; } |
1334 | ecb_inline ecb_const ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11223344; } |
1278 | ecb_inline ecb_const ecb_bool ecb_little_endian (void); |
1335 | ecb_inline ecb_const ecb_bool ecb_little_endian (void); |
1279 | ecb_inline ecb_const ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44332211; } |
1336 | ecb_inline ecb_const ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44332211; } |
1280 | |
1337 | |
|
|
1338 | /*****************************************************************************/ |
|
|
1339 | /* unaligned load/store */ |
|
|
1340 | |
|
|
1341 | ecb_inline uint_fast16_t ecb_be_u16_to_host (uint_fast16_t v) { return ecb_little_endian () ? ecb_bswap16 (v) : v; } |
|
|
1342 | ecb_inline uint_fast32_t ecb_be_u32_to_host (uint_fast32_t v) { return ecb_little_endian () ? ecb_bswap32 (v) : v; } |
|
|
1343 | ecb_inline uint_fast64_t ecb_be_u64_to_host (uint_fast64_t v) { return ecb_little_endian () ? ecb_bswap64 (v) : v; } |
|
|
1344 | |
|
|
1345 | ecb_inline uint_fast16_t ecb_le_u16_to_host (uint_fast16_t v) { return ecb_big_endian () ? ecb_bswap16 (v) : v; } |
|
|
1346 | ecb_inline uint_fast32_t ecb_le_u32_to_host (uint_fast32_t v) { return ecb_big_endian () ? ecb_bswap32 (v) : v; } |
|
|
1347 | ecb_inline uint_fast64_t ecb_le_u64_to_host (uint_fast64_t v) { return ecb_big_endian () ? ecb_bswap64 (v) : v; } |
|
|
1348 | |
|
|
1349 | ecb_inline uint_fast16_t ecb_peek_u16_u (const void *ptr) { uint16_t v; memcpy (&v, ptr, sizeof (v)); return v; } |
|
|
1350 | ecb_inline uint_fast32_t ecb_peek_u32_u (const void *ptr) { uint32_t v; memcpy (&v, ptr, sizeof (v)); return v; } |
|
|
1351 | ecb_inline uint_fast64_t ecb_peek_u64_u (const void *ptr) { uint64_t v; memcpy (&v, ptr, sizeof (v)); return v; } |
|
|
1352 | |
|
|
1353 | ecb_inline uint_fast16_t ecb_peek_be_u16_u (const void *ptr) { return ecb_be_u16_to_host (ecb_peek_u16_u (ptr)); } |
|
|
1354 | ecb_inline uint_fast32_t ecb_peek_be_u32_u (const void *ptr) { return ecb_be_u32_to_host (ecb_peek_u32_u (ptr)); } |
|
|
1355 | ecb_inline uint_fast64_t ecb_peek_be_u64_u (const void *ptr) { return ecb_be_u64_to_host (ecb_peek_u64_u (ptr)); } |
|
|
1356 | |
|
|
1357 | ecb_inline uint_fast16_t ecb_peek_le_u16_u (const void *ptr) { return ecb_le_u16_to_host (ecb_peek_u16_u (ptr)); } |
|
|
1358 | ecb_inline uint_fast32_t ecb_peek_le_u32_u (const void *ptr) { return ecb_le_u32_to_host (ecb_peek_u32_u (ptr)); } |
|
|
1359 | ecb_inline uint_fast64_t ecb_peek_le_u64_u (const void *ptr) { return ecb_le_u64_to_host (ecb_peek_u64_u (ptr)); } |
|
|
1360 | |
|
|
1361 | ecb_inline uint_fast16_t ecb_host_to_be_u16 (uint_fast16_t v) { return ecb_little_endian () ? ecb_bswap16 (v) : v; } |
|
|
1362 | ecb_inline uint_fast32_t ecb_host_to_be_u32 (uint_fast32_t v) { return ecb_little_endian () ? ecb_bswap32 (v) : v; } |
|
|
1363 | ecb_inline uint_fast64_t ecb_host_to_be_u64 (uint_fast64_t v) { return ecb_little_endian () ? ecb_bswap64 (v) : v; } |
|
|
1364 | |
|
|
1365 | ecb_inline uint_fast16_t ecb_host_to_le_u16 (uint_fast16_t v) { return ecb_big_endian () ? ecb_bswap16 (v) : v; } |
|
|
1366 | ecb_inline uint_fast32_t ecb_host_to_le_u32 (uint_fast32_t v) { return ecb_big_endian () ? ecb_bswap32 (v) : v; } |
|
|
1367 | ecb_inline uint_fast64_t ecb_host_to_le_u64 (uint_fast64_t v) { return ecb_big_endian () ? ecb_bswap64 (v) : v; } |
|
|
1368 | |
|
|
1369 | ecb_inline void ecb_poke_u16_u (void *ptr, uint16_t v) { memcpy (ptr, &v, sizeof (v)); } |
|
|
1370 | ecb_inline void ecb_poke_u32_u (void *ptr, uint32_t v) { memcpy (ptr, &v, sizeof (v)); } |
|
|
1371 | ecb_inline void ecb_poke_u64_u (void *ptr, uint64_t v) { memcpy (ptr, &v, sizeof (v)); } |
|
|
1372 | |
|
|
1373 | ecb_inline void ecb_poke_be_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_be_u16 (v)); } |
|
|
1374 | ecb_inline void ecb_poke_be_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_be_u32 (v)); } |
|
|
1375 | ecb_inline void ecb_poke_be_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_be_u64 (v)); } |
|
|
1376 | |
|
|
1377 | ecb_inline void ecb_poke_le_u16_u (void *ptr, uint_fast16_t v) { ecb_poke_u16_u (ptr, ecb_host_to_le_u16 (v)); } |
|
|
1378 | ecb_inline void ecb_poke_le_u32_u (void *ptr, uint_fast32_t v) { ecb_poke_u32_u (ptr, ecb_host_to_le_u32 (v)); } |
|
|
1379 | ecb_inline void ecb_poke_le_u64_u (void *ptr, uint_fast64_t v) { ecb_poke_u64_u (ptr, ecb_host_to_le_u64 (v)); } |
|
|
1380 | |
|
|
1381 | #if ECB_CPP |
|
|
1382 | |
|
|
1383 | inline uint8_t ecb_bswap (uint8_t v) { return v; } |
|
|
1384 | inline uint16_t ecb_bswap (uint16_t v) { return ecb_bswap16 (v); } |
|
|
1385 | inline uint32_t ecb_bswap (uint32_t v) { return ecb_bswap32 (v); } |
|
|
1386 | inline uint64_t ecb_bswap (uint64_t v) { return ecb_bswap64 (v); } |
|
|
1387 | |
|
|
1388 | template<typename T> inline T ecb_be_to_host (T v) { return ecb_little_endian () ? ecb_bswap (v) : v; } |
|
|
1389 | template<typename T> inline T ecb_le_to_host (T v) { return ecb_big_endian () ? ecb_bswap (v) : v; } |
|
|
1390 | template<typename T> inline T ecb_peek (const void *ptr) { return *(const T *)ptr; } |
|
|
1391 | template<typename T> inline T ecb_peek_be (const void *ptr) { return ecb_be_to_host (ecb_peek <T> (ptr)); } |
|
|
1392 | template<typename T> inline T ecb_peek_le (const void *ptr) { return ecb_le_to_host (ecb_peek <T> (ptr)); } |
|
|
1393 | template<typename T> inline T ecb_peek_u (const void *ptr) { T v; memcpy (&v, ptr, sizeof (v)); return v; } |
|
|
1394 | template<typename T> inline T ecb_peek_be_u (const void *ptr) { return ecb_be_to_host (ecb_peek_u<T> (ptr)); } |
|
|
1395 | template<typename T> inline T ecb_peek_le_u (const void *ptr) { return ecb_le_to_host (ecb_peek_u<T> (ptr)); } |
|
|
1396 | |
|
|
1397 | template<typename T> inline T ecb_host_to_be (T v) { return ecb_little_endian () ? ecb_bswap (v) : v; } |
|
|
1398 | template<typename T> inline T ecb_host_to_le (T v) { return ecb_big_endian () ? ecb_bswap (v) : v; } |
|
|
1399 | template<typename T> inline void ecb_poke (void *ptr, T v) { *(T *)ptr = v; } |
|
|
1400 | template<typename T> inline void ecb_poke_be (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_be (v)); } |
|
|
1401 | template<typename T> inline void ecb_poke_le (void *ptr, T v) { return ecb_poke <T> (ptr, ecb_host_to_le (v)); } |
|
|
1402 | template<typename T> inline void ecb_poke_u (void *ptr, T v) { memcpy (ptr, &v, sizeof (v)); } |
|
|
1403 | template<typename T> inline void ecb_poke_be_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_be (v)); } |
|
|
1404 | template<typename T> inline void ecb_poke_le_u (void *ptr, T v) { return ecb_poke_u<T> (ptr, ecb_host_to_le (v)); } |
|
|
1405 | |
|
|
1406 | #endif |
|
|
1407 | |
|
|
1408 | /*****************************************************************************/ |
|
|
1409 | |
1281 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
1410 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
1282 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
1411 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
1283 | #else |
1412 | #else |
1284 | #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) |
1413 | #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) |
1285 | #endif |
1414 | #endif |
… | |
… | |
1308 | return N; |
1437 | return N; |
1309 | } |
1438 | } |
1310 | #else |
1439 | #else |
1311 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
1440 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
1312 | #endif |
1441 | #endif |
|
|
1442 | |
|
|
1443 | /*****************************************************************************/ |
1313 | |
1444 | |
1314 | ecb_function_ ecb_const uint32_t ecb_binary16_to_binary32 (uint32_t x); |
1445 | ecb_function_ ecb_const uint32_t ecb_binary16_to_binary32 (uint32_t x); |
1315 | ecb_function_ ecb_const uint32_t |
1446 | ecb_function_ ecb_const uint32_t |
1316 | ecb_binary16_to_binary32 (uint32_t x) |
1447 | ecb_binary16_to_binary32 (uint32_t x) |
1317 | { |
1448 | { |
… | |
… | |
1426 | || defined __sh__ \ |
1557 | || defined __sh__ \ |
1427 | || defined _M_IX86 || defined ECB_MSVC_AMD64 || defined _M_IA64 \ |
1558 | || defined _M_IX86 || defined ECB_MSVC_AMD64 || defined _M_IA64 \ |
1428 | || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \ |
1559 | || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \ |
1429 | || defined __aarch64__ |
1560 | || defined __aarch64__ |
1430 | #define ECB_STDFP 1 |
1561 | #define ECB_STDFP 1 |
1431 | #include <string.h> /* for memcpy */ |
|
|
1432 | #else |
1562 | #else |
1433 | #define ECB_STDFP 0 |
1563 | #define ECB_STDFP 0 |
1434 | #endif |
1564 | #endif |
1435 | |
1565 | |
1436 | #ifndef ECB_NO_LIBM |
1566 | #ifndef ECB_NO_LIBM |
… | |
… | |
2264 | { |
2394 | { |
2265 | int i; |
2395 | int i; |
2266 | |
2396 | |
2267 | /* most backends do not modify the fdchanges list in backend_modfiy. |
2397 | /* most backends do not modify the fdchanges list in backend_modfiy. |
2268 | * except io_uring, which has fixed-size buffers which might force us |
2398 | * except io_uring, which has fixed-size buffers which might force us |
2269 | * to handle events in backend_modify, causing fdchangesd to be amended, |
2399 | * to handle events in backend_modify, causing fdchanges to be amended, |
2270 | * which could result in an endless loop. |
2400 | * which could result in an endless loop. |
2271 | * to avoid this, we do not dynamically handle fds that were added |
2401 | * to avoid this, we do not dynamically handle fds that were added |
2272 | * during fd_reify. that menas thast for those backends, fdchangecnt |
2402 | * during fd_reify. that means that for those backends, fdchangecnt |
2273 | * might be non-zero during poll, which must cause them to not block. |
2403 | * might be non-zero during poll, which must cause them to not block. |
2274 | * to not put too much of a burden on other backends, this detail |
2404 | * to not put too much of a burden on other backends, this detail |
2275 | * needs to be handled in the backend. |
2405 | * needs to be handled in the backend. |
2276 | */ |
2406 | */ |
2277 | int changecnt = fdchangecnt; |
2407 | int changecnt = fdchangecnt; |
… | |
… | |
2341 | inline_size |
2471 | inline_size |
2342 | void |
2472 | void |
2343 | fd_change (EV_P_ int fd, int flags) |
2473 | fd_change (EV_P_ int fd, int flags) |
2344 | { |
2474 | { |
2345 | unsigned char reify = anfds [fd].reify; |
2475 | unsigned char reify = anfds [fd].reify; |
2346 | anfds [fd].reify |= flags; |
2476 | anfds [fd].reify = reify | flags; |
2347 | |
2477 | |
2348 | if (ecb_expect_true (!reify)) |
2478 | if (ecb_expect_true (!reify)) |
2349 | { |
2479 | { |
2350 | ++fdchangecnt; |
2480 | ++fdchangecnt; |
2351 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
2481 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
… | |
… | |
2580 | upheap (heap, i + HEAP0); |
2710 | upheap (heap, i + HEAP0); |
2581 | } |
2711 | } |
2582 | |
2712 | |
2583 | /*****************************************************************************/ |
2713 | /*****************************************************************************/ |
2584 | |
2714 | |
2585 | /* associate signal watchers to a signal signal */ |
2715 | /* associate signal watchers to a signal */ |
2586 | typedef struct |
2716 | typedef struct |
2587 | { |
2717 | { |
2588 | EV_ATOMIC_T pending; |
2718 | EV_ATOMIC_T pending; |
2589 | #if EV_MULTIPLICITY |
2719 | #if EV_MULTIPLICITY |
2590 | EV_P; |
2720 | EV_P; |
… | |
… | |
2903 | static void |
3033 | static void |
2904 | timerfdcb (EV_P_ ev_io *iow, int revents) |
3034 | timerfdcb (EV_P_ ev_io *iow, int revents) |
2905 | { |
3035 | { |
2906 | struct itimerspec its = { 0 }; |
3036 | struct itimerspec its = { 0 }; |
2907 | |
3037 | |
2908 | /* since we can't easily come zup with a (portable) maximum value of time_t, |
3038 | its.it_value.tv_sec = ev_rt_now + (int)MAX_BLOCKTIME2; |
2909 | * we wake up once per month, which hopefully is rare enough to not |
|
|
2910 | * be a problem. */ |
|
|
2911 | its.it_value.tv_sec = ev_rt_now + 86400 * 30; |
|
|
2912 | timerfd_settime (timerfd, TFD_TIMER_ABSTIME | TFD_TIMER_CANCEL_ON_SET, &its, 0); |
3039 | timerfd_settime (timerfd, TFD_TIMER_ABSTIME | TFD_TIMER_CANCEL_ON_SET, &its, 0); |
2913 | |
3040 | |
2914 | ev_rt_now = ev_time (); |
3041 | ev_rt_now = ev_time (); |
2915 | /* periodics_reschedule only needs ev_rt_now */ |
3042 | /* periodics_reschedule only needs ev_rt_now */ |
2916 | /* but maybe in the future we want the full treatment. */ |
3043 | /* but maybe in the future we want the full treatment. */ |
2917 | /* |
3044 | /* |
2918 | now_floor = EV_TS_CONST (0.); |
3045 | now_floor = EV_TS_CONST (0.); |
2919 | time_update (EV_A_ EV_TSTAMP_HUGE); |
3046 | time_update (EV_A_ EV_TSTAMP_HUGE); |
2920 | */ |
3047 | */ |
|
|
3048 | #if EV_PERIODIC_ENABLE |
2921 | periodics_reschedule (EV_A); |
3049 | periodics_reschedule (EV_A); |
|
|
3050 | #endif |
2922 | } |
3051 | } |
2923 | |
3052 | |
2924 | ecb_noinline ecb_cold |
3053 | ecb_noinline ecb_cold |
2925 | static void |
3054 | static void |
2926 | evtimerfd_init (EV_P) |
3055 | evtimerfd_init (EV_P) |
… | |
… | |
3963 | |
4092 | |
3964 | if (ecb_expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
4093 | if (ecb_expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3965 | { |
4094 | { |
3966 | waittime = EV_TS_CONST (MAX_BLOCKTIME); |
4095 | waittime = EV_TS_CONST (MAX_BLOCKTIME); |
3967 | |
4096 | |
|
|
4097 | #if EV_USE_TIMERFD |
|
|
4098 | /* sleep a lot longer when we can reliably detect timejumps */ |
|
|
4099 | if (ecb_expect_true (timerfd >= 0)) |
|
|
4100 | waittime = EV_TS_CONST (MAX_BLOCKTIME2); |
|
|
4101 | #endif |
|
|
4102 | #if !EV_PERIODIC_ENABLE |
|
|
4103 | /* without periodics but with monotonic clock there is no need */ |
|
|
4104 | /* for any time jump detection, so sleep longer */ |
|
|
4105 | if (ecb_expect_true (have_monotonic)) |
|
|
4106 | waittime = EV_TS_CONST (MAX_BLOCKTIME2); |
|
|
4107 | #endif |
|
|
4108 | |
3968 | if (timercnt) |
4109 | if (timercnt) |
3969 | { |
4110 | { |
3970 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now; |
4111 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now; |
3971 | if (waittime > to) waittime = to; |
4112 | if (waittime > to) waittime = to; |
3972 | } |
4113 | } |