Files
Odin/core/c/libc/time.odin
Harold Brenes 219b0fe535 Replace system:System.framework imports with system:System
This makes the linker work for both macOS and iOS targets
2025-07-13 15:45:21 -04:00

115 lines
3.6 KiB
Odin

package libc
// 7.27 Date and time
when ODIN_OS == .Windows {
foreign import libc "system:libucrt.lib"
} else when ODIN_OS == .Darwin {
foreign import libc "system:System"
} else {
foreign import libc "system:c"
}
// We enforce 64-bit time_t and timespec as there is no reason to use 32-bit as
// we approach the 2038 problem. Windows has defaulted to this since VC8 (2005).
when ODIN_OS == .Windows {
foreign libc {
// 7.27.2 Time manipulation functions
clock :: proc() -> clock_t ---
@(link_name="_difftime64") difftime :: proc(time1, time2: time_t) -> double ---
mktime :: proc(timeptr: ^tm) -> time_t ---
@(link_name="_time64") time :: proc(timer: ^time_t) -> time_t ---
@(link_name="_timespec64_get") timespec_get :: proc(ts: ^timespec, base: int) -> int ---
// 7.27.3 Time conversion functions
asctime :: proc(timeptr: ^tm) -> [^]char ---
@(link_name="_ctime64") ctime :: proc(timer: ^time_t) -> [^]char ---
@(link_name="_gmtime64") gmtime :: proc(timer: ^time_t) -> ^tm ---
@(link_name="_localtime64") localtime :: proc(timer: ^time_t) -> ^tm ---
strftime :: proc(s: [^]char, maxsize: size_t, format: cstring, timeptr: ^tm) -> size_t ---
}
CLOCKS_PER_SEC :: 1000
TIME_UTC :: 1
clock_t :: distinct long
time_t :: distinct i64
timespec :: struct #align(8) {
tv_sec: time_t,
tv_nsec: long,
}
tm :: struct #align(8) {
tm_sec, tm_min, tm_hour, tm_mday, tm_mon, tm_year, tm_wday, tm_yday, tm_isdst: int,
}
}
when ODIN_OS == .Linux || ODIN_OS == .FreeBSD || ODIN_OS == .Darwin || ODIN_OS == .OpenBSD || ODIN_OS == .NetBSD || ODIN_OS == .Haiku || ODIN_OS == .JS {
@(default_calling_convention="c")
foreign libc {
// 7.27.2 Time manipulation functions
clock :: proc() -> clock_t ---
@(link_name=LDIFFTIME)
difftime :: proc(time1, time2: time_t) -> double ---
@(link_name=LMKTIME)
mktime :: proc(timeptr: ^tm) -> time_t ---
@(link_name=LTIME)
time :: proc(timer: ^time_t) -> time_t ---
timespec_get :: proc(ts: ^timespec, base: int) -> int ---
// 7.27.3 Time conversion functions
asctime :: proc(timeptr: ^tm) -> [^]char ---
@(link_name=LCTIME)
ctime :: proc(timer: ^time_t) -> [^]char ---
@(link_name=LGMTIME)
gmtime :: proc(timer: ^time_t) -> ^tm ---
@(link_name=LLOCALTIME)
localtime :: proc(timer: ^time_t) -> ^tm ---
strftime :: proc(s: [^]char, maxsize: size_t, format: cstring, timeptr: ^tm) -> size_t ---
}
when ODIN_OS == .NetBSD {
@(private) LDIFFTIME :: "__difftime50"
@(private) LMKTIME :: "__mktime50"
@(private) LTIME :: "__time50"
@(private) LCTIME :: "__ctime50"
@(private) LGMTIME :: "__gmtime50"
@(private) LLOCALTIME :: "__localtime50"
} else {
@(private) LDIFFTIME :: "difftime"
@(private) LMKTIME :: "mktime"
@(private) LTIME :: "time"
@(private) LCTIME :: "ctime"
@(private) LGMTIME :: "gmtime"
@(private) LLOCALTIME :: "localtime"
}
when ODIN_OS == .OpenBSD {
CLOCKS_PER_SEC :: 100
} else {
CLOCKS_PER_SEC :: 1000000
}
TIME_UTC :: 1
time_t :: distinct i64
when ODIN_OS == .FreeBSD || ODIN_OS == .NetBSD || ODIN_OS == .Haiku {
clock_t :: distinct int32_t
} else {
clock_t :: distinct long
}
timespec :: struct {
tv_sec: time_t,
tv_nsec: long,
}
tm :: struct {
tm_sec, tm_min, tm_hour, tm_mday, tm_mon, tm_year, tm_wday, tm_yday, tm_isdst: int,
tm_gmtoff: long,
tm_zone: rawptr,
}
}