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Lua function to access a high resolution clock (monotonic and realtime)

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bel
2015-02-26 22:01:02 +01:00
parent 0b286e4db3
commit a069ec2018
1 changed files with 15 additions and 0 deletions
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15
src/mod_lua.inl
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@@ -438,6 +438,20 @@ static int lsp_send_file(lua_State *L)
return 0;
}
/* mg.get_time */
static int lsp_get_time(lua_State *L)
{
int num_args = lua_gettop(L);
int monotonic = (num_args > 0) ? lua_toboolean(L, 1) : 0;
struct timespec ts;
double d;
clock_gettime(monotonic ? CLOCK_MONOTONIC : CLOCK_REALTIME, &ts);
d = (double)ts.tv_sec + ((double)ts.tv_nsec * 1.0E-9);
lua_pushnumber(L, d);
return 1;
}
/* mg.get_var */
static int lsp_get_var(lua_State *L)
{
@@ -1050,6 +1064,7 @@ static void prepare_lua_environment(struct mg_context * ctx, struct mg_connectio
/* reg_conn_function(L, "send_file", lsp_send_file, conn); */
}
reg_function(L, "time", lsp_get_time);
reg_function(L, "get_var", lsp_get_var);
reg_function(L, "get_mime_type", lsp_get_mime_type);
reg_function(L, "get_cookie", lsp_get_cookie);