refactor: remove legacy #[doc(cfg(all()))] attributes

src/fcntl.rs

@@ -73,7 +73,6 @@ libc_bitflags!(
         O_ACCMODE;
         /// Use alternate I/O semantics.
         #[cfg(target_os = "netbsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_ALT_IO;
         /// Open the file in append-only mode.
         O_APPEND;
@@ -82,7 +81,6 @@ libc_bitflags!(
                       target_os = "illumos",
                       target_os = "solaris",
                       target_os = "haiku")))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_ASYNC;
         /// Closes the file descriptor once an `execve` call is made.
         ///
@@ -96,25 +94,21 @@ libc_bitflags!(
                   target_os = "freebsd",
                   target_os = "linux",
                   target_os = "netbsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_DIRECT;
         /// If the specified path isn't a directory, fail.
         #[cfg(not(any(target_os = "illumos", target_os = "solaris")))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_DIRECTORY;
         /// Implicitly follow each `write()` with an `fdatasync()`.
         #[cfg(any(target_os = "android",
                   apple_targets,
                   target_os = "linux",
                   target_os = "netbsd",
                   target_os = "openbsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_DSYNC;
         /// Error out if a file was not created.
         O_EXCL;
         /// Open for execute only.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_EXEC;
         /// Open with an exclusive file lock.
         #[cfg(any(target_os = "dragonfly",
@@ -123,7 +117,6 @@ libc_bitflags!(
                   target_os = "netbsd",
                   target_os = "openbsd",
                   target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_EXLOCK;
         /// Same as `O_SYNC`.
         #[cfg(any(target_os = "dragonfly",
@@ -133,37 +126,30 @@ libc_bitflags!(
                   target_os = "netbsd",
                   target_os = "openbsd",
                   target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_FSYNC;
         /// Allow files whose sizes can't be represented in an `off_t` to be opened.
         #[cfg(any(target_os = "android", target_os = "linux"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_LARGEFILE;
         /// Do not update the file last access time during `read(2)`s.
         #[cfg(any(target_os = "android", target_os = "linux"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_NOATIME;
         /// Don't attach the device as the process' controlling terminal.
         #[cfg(not(target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_NOCTTY;
         /// Same as `O_NONBLOCK`.
         #[cfg(not(any(target_os = "redox", target_os = "haiku")))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_NDELAY;
         /// `open()` will fail if the given path is a symbolic link.
         O_NOFOLLOW;
         /// When possible, open the file in nonblocking mode.
         O_NONBLOCK;
         /// Don't deliver `SIGPIPE`.
         #[cfg(target_os = "netbsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_NOSIGPIPE;
         /// Obtain a file descriptor for low-level access.
         ///
         /// The file itself is not opened and other file operations will fail.
         #[cfg(any(target_os = "android", target_os = "linux", target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_PATH;
         /// Only allow reading.
         ///
@@ -175,11 +161,9 @@ libc_bitflags!(
         O_RDWR;
         /// Similar to `O_DSYNC` but applies to `read`s instead.
         #[cfg(any(target_os = "linux", target_os = "netbsd", target_os = "openbsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_RSYNC;
         /// Skip search permission checks.
         #[cfg(target_os = "netbsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_SEARCH;
         /// Open with a shared file lock.
         #[cfg(any(target_os = "dragonfly",
@@ -188,21 +172,17 @@ libc_bitflags!(
                   target_os = "netbsd",
                   target_os = "openbsd",
                   target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_SHLOCK;
         /// Implicitly follow each `write()` with an `fsync()`.
         #[cfg(not(target_os = "redox"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_SYNC;
         /// Create an unnamed temporary file.
         #[cfg(any(target_os = "android", target_os = "linux"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_TMPFILE;
         /// Truncate an existing regular file to 0 length if it allows writing.
         O_TRUNC;
         /// Restore default TTY attributes.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         O_TTY_INIT;
         /// Only allow writing.
         ///

src/lib.rs

@@ -41,7 +41,6 @@
 //! * `zerocopy` - APIs like `sendfile` and `copy_file_range`
 #![crate_name = "nix"]
 #![cfg(unix)]
-#![cfg_attr(docsrs, doc(cfg(all())))]
 #![allow(non_camel_case_types)]
 #![cfg_attr(test, deny(warnings))]
 #![recursion_limit = "500"]

src/mount/bsd.rs

@@ -17,36 +17,29 @@ libc_bitflags!(
     pub struct MntFlags: c_int {
         /// ACL support enabled.
         #[cfg(any(target_os = "netbsd", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_ACLS;
         /// All I/O to the file system should be done asynchronously.
         MNT_ASYNC;
         /// dir should instead be a file system ID encoded as “FSID:val0:val1”.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_BYFSID;
         /// Force a read-write mount even if the file system appears to be
         /// unclean.
         MNT_FORCE;
         /// GEOM journal support enabled.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_GJOURNAL;
         /// MAC support for objects.
         #[cfg(any(target_os = "macos", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_MULTILABEL;
         /// Disable read clustering.
         #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_NOCLUSTERR;
         /// Disable write clustering.
         #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_NOCLUSTERW;
         /// Enable NFS version 4 ACLs.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_NFS4ACLS;
         /// Do not update access times.
         MNT_NOATIME;
@@ -56,7 +49,6 @@ libc_bitflags!(
         MNT_NOSUID;
         /// Do not follow symlinks.
         #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_NOSYMFOLLOW;
         /// Mount read-only.
         MNT_RDONLY;
@@ -67,7 +59,6 @@ libc_bitflags!(
         ///
         /// See [mksnap_ffs(8)](https://www.freebsd.org/cgi/man.cgi?query=mksnap_ffs)
         #[cfg(any(target_os = "macos", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_SNAPSHOT;
         /// Using soft updates.
         #[cfg(any(
@@ -76,12 +67,10 @@ libc_bitflags!(
                 target_os = "netbsd",
                 target_os = "openbsd"
         ))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_SOFTDEP;
         /// Directories with the SUID bit set chown new files to their own
         /// owner.
         #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_SUIDDIR;
         /// All I/O to the file system should be done synchronously.
         MNT_SYNCHRONOUS;
@@ -91,14 +80,12 @@ libc_bitflags!(
                 target_os = "freebsd",
                 target_os = "netbsd"
         ))]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_UNION;
         /// Indicates that the mount command is being applied to an already
         /// mounted file system.
         MNT_UPDATE;
         /// Check vnode use counts.
         #[cfg(target_os = "freebsd")]
-        #[cfg_attr(docsrs, doc(cfg(all())))]
         MNT_NONBUSY;
     }
 );
@@ -198,7 +185,6 @@ pub type NmountResult = std::result::Result<(), NmountError>;
 /// * [`nmount(2)`](https://www.freebsd.org/cgi/man.cgi?query=nmount)
 /// * [`nullfs(5)`](https://www.freebsd.org/cgi/man.cgi?query=nullfs)
 #[cfg(target_os = "freebsd")]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 #[derive(Debug, Default)]
 pub struct Nmount<'a> {
     // n.b. notgull: In reality, this is a list that contains
@@ -210,7 +196,6 @@ pub struct Nmount<'a> {
 }
 
 #[cfg(target_os = "freebsd")]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 impl<'a> Nmount<'a> {
     /// Helper function to push a slice onto the `iov` array.
     fn push_slice(&mut self, val: &'a [u8], is_owned: bool) {

src/mount/mod.rs

@@ -1,6 +1,5 @@
 //! Mount file systems
 #[cfg(any(target_os = "android", target_os = "linux"))]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 mod linux;
 
 #[cfg(any(target_os = "android", target_os = "linux"))]
@@ -13,7 +12,6 @@ pub use self::linux::*;
     target_os = "netbsd",
     target_os = "openbsd"
 ))]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 mod bsd;
 
 #[cfg(any(

src/mqueue.rs

@@ -88,11 +88,9 @@ pub struct MqdT(mqd_t);
 // See https://sourceware.org/bugzilla/show_bug.cgi?id=21279
 /// Size of a message queue attribute member
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 pub type mq_attr_member_t = i64;
 /// Size of a message queue attribute member
 #[cfg(not(all(target_arch = "x86_64", target_pointer_width = "32")))]
-#[cfg_attr(docsrs, doc(cfg(all())))]
 pub type mq_attr_member_t = libc::c_long;
 
 impl MqAttr {