Add fcntl OFD commands for macOS

Obey shellcheck
ci/style.sh should be executable
Define PRIVATE on apple to expose OFD commands
Require macos-14

ci/install-rust.sh

@@ -13,12 +13,12 @@ fi
 if [ "$OS" = "windows" ]; then
   : "${TARGET?The TARGET environment variable must be set.}"
   rustup set profile minimal
-  rustup update --force $toolchain-"$TARGET"
-  rustup default $toolchain-"$TARGET"
+  rustup update --force "$toolchain-$TARGET"
+  rustup default "$toolchain-$TARGET"
 else
   rustup set profile minimal
-  rustup update --force $toolchain
-  rustup default $toolchain
+  rustup update --force "$toolchain"
+  rustup default "$toolchain"
 fi
 
 if [ -n "$TARGET" ]; then

libc-test/build.rs

@@ -179,6 +179,7 @@ fn test_apple(target: &str) {
     let mut cfg = ctest_cfg();
     cfg.flag("-Wno-deprecated-declarations");
     cfg.define("__APPLE_USE_RFC_3542", None);
+    cfg.define("PRIVATE", None);
 
     headers! { cfg:
         "aio.h",

libc-test/semver/apple.txt

@@ -256,10 +256,10 @@ COPYFILE_STATE_SRC_FD
 COPYFILE_STATE_SRC_FILENAME
 COPYFILE_STATE_STATUS_CB
 COPYFILE_STATE_STATUS_CTX
-COPYFILE_STATE_XATTRNAME
 COPYFILE_STATE_WAS_CLONED
-COPYFILE_VERBOSE
+COPYFILE_STATE_XATTRNAME
 COPYFILE_UNLINK
+COPYFILE_VERBOSE
 COPYFILE_XATTR
 CR0
 CR1
@@ -440,6 +440,9 @@ F_LOG2PHYS
 F_LOG2PHYS_EXT
 F_NOCACHE
 F_NODIRECT
+F_OFD_GETLK
+F_OFD_SETLK
+F_OFD_SETLKW
 F_PEOFPOSMODE
 F_PREALLOCATE
 F_PUNCHHOLE
@@ -1969,19 +1972,19 @@ posix_spawn_file_actions_t
 posix_spawnattr_destroy
 posix_spawnattr_get_qos_class_np
 posix_spawnattr_getarchpref_np
+posix_spawnattr_getbinpref_np
 posix_spawnattr_getflags
 posix_spawnattr_getpgroup
 posix_spawnattr_getsigdefault
 posix_spawnattr_getsigmask
 posix_spawnattr_init
 posix_spawnattr_set_qos_class_np
 posix_spawnattr_setarchpref_np
+posix_spawnattr_setbinpref_np
 posix_spawnattr_setflags
 posix_spawnattr_setpgroup
 posix_spawnattr_setsigdefault
 posix_spawnattr_setsigmask
-posix_spawnattr_getbinpref_np
-posix_spawnattr_setbinpref_np
 posix_spawnattr_t
 posix_spawnp
 preadv

src/unix/bsd/apple/mod.rs

@@ -3412,6 +3412,10 @@ pub const F_GLOBAL_NOCACHE: ::c_int = 55;
 pub const F_NODIRECT: ::c_int = 62;
 pub const F_LOG2PHYS_EXT: ::c_int = 65;
 pub const F_BARRIERFSYNC: ::c_int = 85;
+// See https://github.com/apple/darwin-xnu/blob/main/bsd/sys/fcntl.h
+pub const F_OFD_SETLK: ::c_int = 90; /* Acquire or release open file description lock */
+pub const F_OFD_SETLKW: ::c_int = 91; /* (as F_OFD_SETLK but blocking if conflicting lock) */
+pub const F_OFD_GETLK: ::c_int = 92; /* Examine OFD lock */
 pub const F_PUNCHHOLE: ::c_int = 99;
 pub const F_TRIM_ACTIVE_FILE: ::c_int = 100;
 pub const F_SPECULATIVE_READ: ::c_int = 101;