prosody
61759372be26
util-src/time.c

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util-src/time.c @ 11707:61759372be26

mod_s2s: Clone 'extra' data to let resolvers add more to it This way 'extra' is unique for each connect() instance, making it safer to mutate it, while inheriting the global settings. See 926d53af9a7a for some more context.
author Kim Alvefur <zash@zash.se>
date Sun, 18 Jul 2021 21:53:26 +0200
parent 10480:94cacf9fd0ae
child 12976:a187600ec7d6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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35807f02bdc7 util.time: Allow for already set constant
Kim Alvefur <zash@zash.se>
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1 #ifndef _POSIX_C_SOURCE
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2 #define _POSIX_C_SOURCE 200809L
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3 #endif
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4
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5 #include <time.h>
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6 #include <lua.h>
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7
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8 static lua_Number tv2number(struct timespec *tv) {
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9 return tv->tv_sec + tv->tv_nsec * 1e-9;
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10 }
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11
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12 static int lc_time_realtime(lua_State *L) {
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13 struct timespec t;
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14 clock_gettime(CLOCK_REALTIME, &t);
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15 lua_pushnumber(L, tv2number(&t));
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16 return 1;
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17 }
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18
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19 static int lc_time_monotonic(lua_State *L) {
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20 struct timespec t;
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21 clock_gettime(CLOCK_MONOTONIC, &t);
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22 lua_pushnumber(L, tv2number(&t));
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23 return 1;
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24 }
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25
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26 int luaopen_util_time(lua_State *L) {
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27 lua_createtable(L, 0, 2);
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28 {
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29 lua_pushcfunction(L, lc_time_realtime);
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30 lua_setfield(L, -2, "now");
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31 lua_pushcfunction(L, lc_time_monotonic);
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32 lua_setfield(L, -2, "monotonic");
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33 }
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34 return 1;
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35 }