Add gmtime cdelc (#967)

Follow-up to <#965>. Normally Linux RTC should only be in UTC.
koreader · Sep 6, 2019 · 1b3c1df · 1b3c1df
1 parent 12c3192
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diff --git a/ffi-cdecl/rtc_cdecl.c b/ffi-cdecl/rtc_cdecl.c
@@ -13,4 +13,5 @@ cdecl_const(RTC_WKALM_RD)
 cdecl_type(time_t)
 cdecl_struct(tm)
 cdecl_func(time)
+cdecl_func(gmtime)
 cdecl_func(localtime)
diff --git a/ffi/rtc_h.lua b/ffi/rtc_h.lua
@@ -34,5 +34,6 @@ struct tm {
   const char *tm_zone;
 };
 time_t time(time_t *) __attribute__((nothrow, leaf));
+struct tm *gmtime(const time_t *) __attribute__((nothrow, leaf));
 struct tm *localtime(const time_t *) __attribute__((nothrow, leaf));
 ]]