static ssize_t uv__fs_futime(uv_fs_t* req) { #if defined(__linux__) /* utimesat() has nanosecond resolution but we stick to microseconds * for the sake of consistency with other platforms. */ struct timespec ts[2]; ts[0].tv_sec = req->atime; ts[0].tv_nsec = (unsigned long)(req->atime * 1000000) % 1000000 * 1000; ts[1].tv_sec = req->mtime; ts[1].tv_nsec = (unsigned long)(req->mtime * 1000000) % 1000000 * 1000; return uv__utimesat(req->file, NULL, ts, 0); #elif defined(__APPLE__) \ || defined(__DragonFly__) \ || defined(__FreeBSD__) \ || defined(__sun) struct timeval tv[2]; tv[0].tv_sec = req->atime; tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000; tv[1].tv_sec = req->mtime; tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000; return futimes(req->file, tv); #else errno = ENOSYS; return -1; #endif }
static ssize_t uv__fs_futime(uv_fs_t* req) { #if defined(__linux__) /* utimesat() has nanosecond resolution but we stick to microseconds * for the sake of consistency with other platforms. */ static int no_utimesat; struct timespec ts[2]; struct timeval tv[2]; char path[sizeof("/proc/self/fd/") + 3 * sizeof(int)]; int r; if (no_utimesat) goto skip; ts[0].tv_sec = req->atime; ts[0].tv_nsec = (unsigned long)(req->atime * 1000000) % 1000000 * 1000; ts[1].tv_sec = req->mtime; ts[1].tv_nsec = (unsigned long)(req->mtime * 1000000) % 1000000 * 1000; r = uv__utimesat(req->file, NULL, ts, 0); if (r == 0) return r; if (errno != ENOSYS) return r; no_utimesat = 1; skip: tv[0].tv_sec = req->atime; tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000; tv[1].tv_sec = req->mtime; tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000; snprintf(path, sizeof(path), "/proc/self/fd/%d", (int) req->file); r = utimes(path, tv); if (r == 0) return r; switch (errno) { case ENOENT: if (fcntl(req->file, F_GETFL) == -1 && errno == EBADF) break; /* Fall through. */ case EACCES: case ENOTDIR: errno = ENOSYS; break; } return r; #elif defined(__APPLE__) \ || defined(__DragonFly__) \ || defined(__FreeBSD__) \ || defined(__NetBSD__) \ || defined(__OpenBSD__) \ || defined(__sun) struct timeval tv[2]; tv[0].tv_sec = req->atime; tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000; tv[1].tv_sec = req->mtime; tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000; # if defined(__sun) return futimesat(req->file, NULL, tv); # else return futimes(req->file, tv); # endif #else errno = ENOSYS; return -1; #endif }