1 /* 2 * Copyright 2002-2009, Axel Dörfler, axeld@pinc-software.de. 3 * Distributed under the terms of the MIT License. 4 */ 5 6 7 #include <utime.h> 8 9 #include <errno.h> 10 #include <time.h> 11 12 #include <NodeMonitor.h> 13 14 #include <errno_private.h> 15 #include <syscalls.h> 16 #include <syscall_utils.h> 17 18 19 int 20 utime(const char *path, const struct utimbuf *times) 21 { 22 struct stat stat; 23 status_t status; 24 25 if (times != NULL) { 26 stat.st_atim.tv_sec = times->actime; 27 stat.st_mtim.tv_sec = times->modtime; 28 stat.st_atim.tv_nsec = stat.st_mtim.tv_nsec = 0; 29 } else { 30 bigtime_t now = real_time_clock_usecs(); 31 stat.st_atim.tv_sec = stat.st_mtim.tv_sec = now / 1000000; 32 stat.st_atim.tv_nsec = stat.st_mtim.tv_nsec = (now % 1000000) * 1000; 33 } 34 35 status = _kern_write_stat(AT_FDCWD, path, true, &stat, sizeof(struct stat), 36 B_STAT_MODIFICATION_TIME | B_STAT_ACCESS_TIME); 37 38 RETURN_AND_SET_ERRNO(status); 39 } 40 41