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-rw-r--r--vendor/zgui/libs/winpthreads/src/clock.c257
1 files changed, 0 insertions, 257 deletions
diff --git a/vendor/zgui/libs/winpthreads/src/clock.c b/vendor/zgui/libs/winpthreads/src/clock.c
deleted file mode 100644
index 954d845..0000000
--- a/vendor/zgui/libs/winpthreads/src/clock.c
+++ /dev/null
@@ -1,257 +0,0 @@
-/**
- * This file has no copyright assigned and is placed in the Public Domain.
- * This file is part of the w64 mingw-runtime package.
- * No warranty is given; refer to the file DISCLAIMER.PD within this package.
- */
-
-#include <errno.h>
-#include <stdint.h>
-#include <time.h>
-#include <windows.h>
-#ifndef IN_WINPTHREAD
-#define IN_WINPTHREAD 1
-#endif
-#include "pthread.h"
-#include "pthread_time.h"
-#include "misc.h"
-
-#define POW10_7 10000000
-#define POW10_9 1000000000
-
-/* Number of 100ns-seconds between the beginning of the Windows epoch
- * (Jan. 1, 1601) and the Unix epoch (Jan. 1, 1970)
- */
-#define DELTA_EPOCH_IN_100NS INT64_C(116444736000000000)
-
-static WINPTHREADS_INLINE int lc_set_errno(int result)
-{
- if (result != 0) {
- errno = result;
- return -1;
- }
- return 0;
-}
-
-/**
- * Get the resolution of the specified clock clock_id and
- * stores it in the struct timespec pointed to by res.
- * @param clock_id The clock_id argument is the identifier of the particular
- * clock on which to act. The following clocks are supported:
- * <pre>
- * CLOCK_REALTIME System-wide real-time clock. Setting this clock
- * requires appropriate privileges.
- * CLOCK_MONOTONIC Clock that cannot be set and represents monotonic
- * time since some unspecified starting point.
- * CLOCK_PROCESS_CPUTIME_ID High-resolution per-process timer from the CPU.
- * CLOCK_THREAD_CPUTIME_ID Thread-specific CPU-time clock.
- * </pre>
- * @param res The pointer to a timespec structure to receive the time
- * resolution.
- * @return If the function succeeds, the return value is 0.
- * If the function fails, the return value is -1,
- * with errno set to indicate the error.
- */
-int clock_getres(clockid_t clock_id, struct timespec *res)
-{
- clockid_t id = clock_id;
-
- if (id == CLOCK_REALTIME && _pthread_get_system_time_best_as_file_time == GetSystemTimeAsFileTime)
- id = CLOCK_REALTIME_COARSE; /* GetSystemTimePreciseAsFileTime() not available */
-
- switch(id) {
- case CLOCK_REALTIME:
- case CLOCK_MONOTONIC:
- {
- LARGE_INTEGER pf;
-
- if (QueryPerformanceFrequency(&pf) == 0)
- return lc_set_errno(EINVAL);
-
- res->tv_sec = 0;
- res->tv_nsec = (int) ((POW10_9 + (pf.QuadPart >> 1)) / pf.QuadPart);
- if (res->tv_nsec < 1)
- res->tv_nsec = 1;
-
- return 0;
- }
-
- case CLOCK_REALTIME_COARSE:
- case CLOCK_PROCESS_CPUTIME_ID:
- case CLOCK_THREAD_CPUTIME_ID:
- {
- DWORD timeAdjustment, timeIncrement;
- BOOL isTimeAdjustmentDisabled;
-
- (void) GetSystemTimeAdjustment(&timeAdjustment, &timeIncrement, &isTimeAdjustmentDisabled);
- res->tv_sec = 0;
- res->tv_nsec = timeIncrement * 100;
-
- return 0;
- }
- default:
- break;
- }
-
- return lc_set_errno(EINVAL);
-}
-
-/**
- * Get the time of the specified clock clock_id and stores it in the struct
- * timespec pointed to by tp.
- * @param clock_id The clock_id argument is the identifier of the particular
- * clock on which to act. The following clocks are supported:
- * <pre>
- * CLOCK_REALTIME System-wide real-time clock. Setting this clock
- * requires appropriate privileges.
- * CLOCK_MONOTONIC Clock that cannot be set and represents monotonic
- * time since some unspecified starting point.
- * CLOCK_PROCESS_CPUTIME_ID High-resolution per-process timer from the CPU.
- * CLOCK_THREAD_CPUTIME_ID Thread-specific CPU-time clock.
- * </pre>
- * @param tp The pointer to a timespec structure to receive the time.
- * @return If the function succeeds, the return value is 0.
- * If the function fails, the return value is -1,
- * with errno set to indicate the error.
- */
-int clock_gettime(clockid_t clock_id, struct timespec *tp)
-{
- unsigned __int64 t;
- LARGE_INTEGER pf, pc;
- union {
- unsigned __int64 u64;
- FILETIME ft;
- } ct, et, kt, ut;
-
- switch(clock_id) {
- case CLOCK_REALTIME:
- {
- _pthread_get_system_time_best_as_file_time(&ct.ft);
- t = ct.u64 - DELTA_EPOCH_IN_100NS;
- tp->tv_sec = t / POW10_7;
- tp->tv_nsec = ((int) (t % POW10_7)) * 100;
-
- return 0;
- }
-
- case CLOCK_REALTIME_COARSE:
- {
- GetSystemTimeAsFileTime(&ct.ft);
- t = ct.u64 - DELTA_EPOCH_IN_100NS;
- tp->tv_sec = t / POW10_7;
- tp->tv_nsec = ((int) (t % POW10_7)) * 100;
-
- return 0;
- }
-
- case CLOCK_MONOTONIC:
- {
- if (QueryPerformanceFrequency(&pf) == 0)
- return lc_set_errno(EINVAL);
-
- if (QueryPerformanceCounter(&pc) == 0)
- return lc_set_errno(EINVAL);
-
- tp->tv_sec = pc.QuadPart / pf.QuadPart;
- tp->tv_nsec = (int) (((pc.QuadPart % pf.QuadPart) * POW10_9 + (pf.QuadPart >> 1)) / pf.QuadPart);
- if (tp->tv_nsec >= POW10_9) {
- tp->tv_sec ++;
- tp->tv_nsec -= POW10_9;
- }
-
- return 0;
- }
-
- case CLOCK_PROCESS_CPUTIME_ID:
- {
- if(0 == GetProcessTimes(GetCurrentProcess(), &ct.ft, &et.ft, &kt.ft, &ut.ft))
- return lc_set_errno(EINVAL);
- t = kt.u64 + ut.u64;
- tp->tv_sec = t / POW10_7;
- tp->tv_nsec = ((int) (t % POW10_7)) * 100;
-
- return 0;
- }
-
- case CLOCK_THREAD_CPUTIME_ID:
- {
- if(0 == GetThreadTimes(GetCurrentThread(), &ct.ft, &et.ft, &kt.ft, &ut.ft))
- return lc_set_errno(EINVAL);
- t = kt.u64 + ut.u64;
- tp->tv_sec = t / POW10_7;
- tp->tv_nsec = ((int) (t % POW10_7)) * 100;
-
- return 0;
- }
-
- default:
- break;
- }
-
- return lc_set_errno(EINVAL);
-}
-
-/**
- * Sleep for the specified time.
- * @param clock_id This argument should always be CLOCK_REALTIME (0).
- * @param flags 0 for relative sleep interval, others for absolute waking up.
- * @param request The desired sleep interval or absolute waking up time.
- * @param remain The remain amount of time to sleep.
- * The current implemention just ignore it.
- * @return If the function succeeds, the return value is 0.
- * If the function fails, the return value is -1,
- * with errno set to indicate the error.
- */
-int clock_nanosleep(clockid_t clock_id, int flags,
- const struct timespec *request,
- struct timespec *remain)
-{
- struct timespec tp;
-
- if (clock_id != CLOCK_REALTIME)
- return lc_set_errno(EINVAL);
-
- if (flags == 0)
- return nanosleep(request, remain);
-
- /* TIMER_ABSTIME = 1 */
- clock_gettime(CLOCK_REALTIME, &tp);
-
- tp.tv_sec = request->tv_sec - tp.tv_sec;
- tp.tv_nsec = request->tv_nsec - tp.tv_nsec;
- if (tp.tv_nsec < 0) {
- tp.tv_nsec += POW10_9;
- tp.tv_sec --;
- }
-
- return nanosleep(&tp, remain);
-}
-
-/**
- * Set the time of the specified clock clock_id.
- * @param clock_id This argument should always be CLOCK_REALTIME (0).
- * @param tp The requested time.
- * @return If the function succeeds, the return value is 0.
- * If the function fails, the return value is -1,
- * with errno set to indicate the error.
- */
-int clock_settime(clockid_t clock_id, const struct timespec *tp)
-{
- SYSTEMTIME st;
-
- union {
- unsigned __int64 u64;
- FILETIME ft;
- } t;
-
- if (clock_id != CLOCK_REALTIME)
- return lc_set_errno(EINVAL);
-
- t.u64 = tp->tv_sec * (__int64) POW10_7 + tp->tv_nsec / 100 + DELTA_EPOCH_IN_100NS;
- if (FileTimeToSystemTime(&t.ft, &st) == 0)
- return lc_set_errno(EINVAL);
-
- if (SetSystemTime(&st) == 0)
- return lc_set_errno(EPERM);
-
- return 0;
-}
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