diff options
Diffstat (limited to 'library/std/src/sys/unix/fs.rs')
| -rw-r--r-- | library/std/src/sys/unix/fs.rs | 53 |
1 files changed, 42 insertions, 11 deletions
diff --git a/library/std/src/sys/unix/fs.rs b/library/std/src/sys/unix/fs.rs index 7566fafda24..09db5b11dbf 100644 --- a/library/std/src/sys/unix/fs.rs +++ b/library/std/src/sys/unix/fs.rs @@ -34,7 +34,7 @@ use crate::sys_common::{AsInner, AsInnerMut, FromInner, IntoInner}; target_os = "watchos", ))] use crate::sys::weak::syscall; -#[cfg(any(target_os = "android", target_os = "macos"))] +#[cfg(any(target_os = "android", target_os = "macos", target_os = "solaris"))] use crate::sys::weak::weak; use libc::{c_int, mode_t}; @@ -43,6 +43,7 @@ use libc::{c_int, mode_t}; target_os = "macos", target_os = "ios", target_os = "watchos", + target_os = "solaris", all(target_os = "linux", target_env = "gnu") ))] use libc::c_char; @@ -446,7 +447,12 @@ impl FileAttr { #[cfg(not(any(target_os = "netbsd", target_os = "nto")))] impl FileAttr { - #[cfg(not(any(target_os = "vxworks", target_os = "espidf", target_os = "horizon")))] + #[cfg(not(any( + target_os = "vxworks", + target_os = "espidf", + target_os = "horizon", + target_os = "vita" + )))] pub fn modified(&self) -> io::Result<SystemTime> { #[cfg(target_pointer_width = "32")] cfg_has_statx! { @@ -458,7 +464,7 @@ impl FileAttr { Ok(SystemTime::new(self.stat.st_mtime as i64, self.stat.st_mtime_nsec as i64)) } - #[cfg(any(target_os = "vxworks", target_os = "espidf"))] + #[cfg(any(target_os = "vxworks", target_os = "espidf", target_os = "vita"))] pub fn modified(&self) -> io::Result<SystemTime> { Ok(SystemTime::new(self.stat.st_mtime as i64, 0)) } @@ -468,7 +474,12 @@ impl FileAttr { Ok(SystemTime::from(self.stat.st_mtim)) } - #[cfg(not(any(target_os = "vxworks", target_os = "espidf", target_os = "horizon")))] + #[cfg(not(any( + target_os = "vxworks", + target_os = "espidf", + target_os = "horizon", + target_os = "vita" + )))] pub fn accessed(&self) -> io::Result<SystemTime> { #[cfg(target_pointer_width = "32")] cfg_has_statx! { @@ -480,7 +491,7 @@ impl FileAttr { Ok(SystemTime::new(self.stat.st_atime as i64, self.stat.st_atime_nsec as i64)) } - #[cfg(any(target_os = "vxworks", target_os = "espidf"))] + #[cfg(any(target_os = "vxworks", target_os = "espidf", target_os = "vita"))] pub fn accessed(&self) -> io::Result<SystemTime> { Ok(SystemTime::new(self.stat.st_atime as i64, 0)) } @@ -546,6 +557,7 @@ impl FileAttr { } impl AsInner<stat64> for FileAttr { + #[inline] fn as_inner(&self) -> &stat64 { &self.stat } @@ -864,6 +876,7 @@ impl DirEntry { target_os = "vxworks", target_os = "espidf", target_os = "horizon", + target_os = "vita", target_os = "nto", ))] pub fn ino(&self) -> u64 { @@ -1192,19 +1205,18 @@ impl File { None => Ok(libc::timespec { tv_sec: 0, tv_nsec: libc::UTIME_OMIT as _ }), } }; - #[cfg(not(any(target_os = "redox", target_os = "espidf", target_os = "horizon")))] - let times = [to_timespec(times.accessed)?, to_timespec(times.modified)?]; cfg_if::cfg_if! { if #[cfg(any(target_os = "redox", target_os = "espidf", target_os = "horizon"))] { // Redox doesn't appear to support `UTIME_OMIT`. // ESP-IDF and HorizonOS do not support `futimens` at all and the behavior for those OS is therefore // the same as for Redox. - drop(times); + let _ = times; Err(io::const_io_error!( io::ErrorKind::Unsupported, "setting file times not supported", )) } else if #[cfg(any(target_os = "android", target_os = "macos"))] { + let times = [to_timespec(times.accessed)?, to_timespec(times.modified)?]; // futimens requires macOS 10.13, and Android API level 19 cvt(unsafe { weak!(fn futimens(c_int, *const libc::timespec) -> c_int); @@ -1231,6 +1243,22 @@ impl File { })?; Ok(()) } else { + #[cfg(all(target_os = "linux", target_env = "gnu", target_pointer_width = "32", not(target_arch = "riscv32")))] + { + use crate::sys::{time::__timespec64, weak::weak}; + + // Added in glibc 2.34 + weak!(fn __futimens64(libc::c_int, *const __timespec64) -> libc::c_int); + + if let Some(futimens64) = __futimens64.get() { + let to_timespec = |time: Option<SystemTime>| time.map(|time| time.t.to_timespec64()) + .unwrap_or(__timespec64::new(0, libc::UTIME_OMIT as _)); + let times = [to_timespec(times.accessed), to_timespec(times.modified)]; + cvt(unsafe { futimens64(self.as_raw_fd(), times.as_ptr()) })?; + return Ok(()); + } + } + let times = [to_timespec(times.accessed)?, to_timespec(times.modified)?]; cvt(unsafe { libc::futimens(self.as_raw_fd(), times.as_ptr()) })?; Ok(()) } @@ -1253,12 +1281,14 @@ impl DirBuilder { } impl AsInner<FileDesc> for File { + #[inline] fn as_inner(&self) -> &FileDesc { &self.0 } } impl AsInnerMut<FileDesc> for File { + #[inline] fn as_inner_mut(&mut self) -> &mut FileDesc { &mut self.0 } @@ -1283,6 +1313,7 @@ impl AsFd for File { } impl AsRawFd for File { + #[inline] fn as_raw_fd(&self) -> RawFd { self.0.as_raw_fd() } @@ -1497,8 +1528,8 @@ pub fn link(original: &Path, link: &Path) -> io::Result<()> { // Android has `linkat` on newer versions, but we happen to know `link` // always has the correct behavior, so it's here as well. cvt(unsafe { libc::link(original.as_ptr(), link.as_ptr()) })?; - } else if #[cfg(target_os = "macos")] { - // On MacOS, older versions (<=10.9) lack support for linkat while newer + } else if #[cfg(any(target_os = "macos", target_os = "solaris"))] { + // MacOS (<=10.9) and Solaris 10 lack support for linkat while newer // versions have it. We want to use linkat if it is available, so we use weak! // to check. `linkat` is preferable to `link` because it gives us a flag to // specify how symlinks should be handled. We pass 0 as the flags argument, @@ -1892,7 +1923,7 @@ mod remove_dir_impl { // file descriptor is automatically closed by libc::closedir() now, so give up ownership let new_parent_fd = dir_fd.into_raw_fd(); // a valid root is not needed because we do not call any functions involving the full path - // of the DirEntrys. + // of the `DirEntry`s. let dummy_root = PathBuf::new(); let inner = InnerReadDir { dirp, root: dummy_root }; Ok((ReadDir::new(inner), new_parent_fd)) |