From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Sun, 7 Dec 2025 20:10:31 +0100
Subject: Add build system scaffolding and libc headers

---
 include/time.h | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 include/time.h

(limited to 'include/time.h')

diff --git a/include/time.h b/include/time.h
new file mode 100644
index 00000000..745e626c
--- /dev/null
+++ b/include/time.h
@@ -0,0 +1,88 @@
+#ifndef __TIME_H
+#define __TIME_H
+
+#define __BITS_TIMESPEC_H_
+#include <bits/timespec.h>
+#undef __BITS_TIMESPEC_H_
+
+#define __BITS_SIGEVENT_H_
+#include <bits/sigevent.h>
+#undef __BITS_SIGEVENT_H_
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#define CLOCKS_PER_SEC 1000000L
+#define TIME_UTC       1
+
+#define CLOCK_REALTIME		 0
+#define CLOCK_MONOTONIC		 1
+#define CLOCK_PROCESS_CPUTIME_ID 2
+#define CLOCK_THREAD_CPUTIME_ID	 3
+
+#define TIMER_ABSTIME 0x01
+
+typedef __INT32_TYPE__ clockid_t;
+typedef __INT64_TYPE__ clock_t;
+typedef __SIZE_TYPE__ size_t;
+typedef __INT32_TYPE__ clockid_t;
+typedef __INT64_TYPE__ pid_t;
+typedef void *timer_t;
+typedef struct __locale_t *locale_t;
+
+extern int daylight;
+extern long timezone;
+extern char *tzname[];
+
+struct tm {
+	int tm_sec;
+	int tm_min;
+	int tm_hour;
+	int tm_mday;
+	int tm_mon;
+	int tm_year;
+	int tm_wday;
+	int tm_yday;
+	int tm_isdst;
+	long tm_gmtoff;
+	const char *tm_zone;
+};
+
+struct itimerspec {
+	struct timespec it_interval;
+	struct timespec it_value;
+};
+
+char *asctime(const struct tm *);
+clock_t clock(void);
+int clock_getcpuclockid(pid_t, clockid_t *);
+int clock_getres(clockid_t, struct timespec *);
+int clock_gettime(clockid_t, struct timespec *);
+int clock_nanosleep(clockid_t, int, const struct timespec *, struct timespec *);
+int clock_settime(clockid_t, const struct timespec *);
+char *ctime(const time_t *);
+double difftime(time_t, time_t);
+struct tm *getdate(const char *);
+struct tm *gmtime(const time_t *);
+struct tm *gmtime_r(const time_t *restrict, struct tm *restrict);
+struct tm *localtime(const time_t *);
+struct tm *localtime_r(const time_t *restrict, struct tm *restrict);
+time_t mktime(struct tm *);
+int nanosleep(const struct timespec *, struct timespec *);
+size_t strftime(char *restrict, size_t, const char *restrict,
+		const struct tm *restrict);
+size_t strftime_l(char *restrict, size_t, const char *restrict,
+		  const struct tm *restrict, locale_t);
+char *strptime(const char *restrict, const char *restrict, struct tm *restrict);
+time_t time(time_t *);
+int timer_create(clockid_t, struct sigevent *restrict, timer_t *restrict);
+int timer_delete(timer_t);
+int timer_getoverrun(timer_t);
+int timer_gettime(timer_t, struct itimerspec *);
+int timer_settime(timer_t, int, const struct itimerspec *restrict,
+		  struct itimerspec *restrict);
+int timespec_get(struct timespec *, int);
+void tzset(void);
+
+#endif
-- 
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