tools/include/nolibc/sys/time.h

Source file repositories/reference/linux-study-clean/tools/include/nolibc/sys/time.h

File Facts

System
Linux kernel
Corpus path
tools/include/nolibc/sys/time.h
Extension
.h
Size
958 bytes
Lines
46
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#include "../nolibc.h"

#ifndef _NOLIBC_SYS_TIME_H
#define _NOLIBC_SYS_TIME_H

#include "../arch.h"
#include "../sys.h"

static int _sys_clock_gettime(clockid_t clockid, struct timespec *tp);

/*
 * int gettimeofday(struct timeval *tv, struct timezone *tz);
 */

static __attribute__((unused))
int _sys_gettimeofday(struct timeval *tv, struct timezone *tz)
{
	(void) tz; /* Non-NULL tz is undefined behaviour */

	struct timespec tp;
	int ret;

	ret = _sys_clock_gettime(CLOCK_REALTIME, &tp);
	if (!ret && tv) {
		tv->tv_sec = tp.tv_sec;
		tv->tv_usec = (uint32_t)tp.tv_nsec / 1000;
	}

	return ret;
}

static __attribute__((unused))
int gettimeofday(struct timeval *tv, struct timezone *tz)
{
	return __sysret(_sys_gettimeofday(tv, tz));
}

#endif /* _NOLIBC_SYS_TIME_H */

Annotation

Implementation Notes