From 035933cdb16ddb6cae235ab6d54cb25e062bd46f Mon Sep 17 00:00:00 2001
From: Vincent Isambart <vincent-isambart@cookpad.com>
Date: Sun, 27 Aug 2023 15:46:37 +0900
Subject: [PATCH] Add a few declarations for Apple systems

---
 libc-test/build.rs         |  6 ++++++
 libc-test/semver/apple.txt |  5 +++++
 src/unix/bsd/apple/mod.rs  | 27 +++++++++++++++++++++------
 3 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/libc-test/build.rs b/libc-test/build.rs
index 48fb4df08e8e9..d6cd3b396aaa4 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -328,6 +328,9 @@ fn test_apple(target: &str) {
 
             // FIXME: XCode 13.1 doesn't have it.
             "TIOCREMOTE" => true,
+
+            // Private value used by debuggers.
+            "_POSIX_SPAWN_DISABLE_ASLR" => true,
             _ => false,
         }
     });
@@ -353,6 +356,9 @@ fn test_apple(target: &str) {
             // FIXME: Once the SDK get updated to Ventura's level
             "freadlink" | "mknodat" | "mkfifoat" => true,
 
+            // Private functions
+            "pthread_chdir_np" | "pthread_fchdir_np" => true,
+
             _ => false,
         }
     });
diff --git a/libc-test/semver/apple.txt b/libc-test/semver/apple.txt
index d70ce6fc24749..63e18ac1597e6 100644
--- a/libc-test/semver/apple.txt
+++ b/libc-test/semver/apple.txt
@@ -1091,6 +1091,7 @@ POSIX_SPAWN_SETPGROUP
 POSIX_SPAWN_SETSIGDEF
 POSIX_SPAWN_SETSIGMASK
 POSIX_SPAWN_START_SUSPENDED
+_POSIX_SPAWN_DISABLE_ASLR
 PRIO_DARWIN_BG
 PRIO_DARWIN_NONUI
 PRIO_DARWIN_PROCESS
@@ -2080,6 +2081,8 @@ 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
@@ -2138,6 +2141,8 @@ pthread_rwlockattr_setpshared
 pthread_setname_np
 pthread_setschedparam
 pthread_stack_frame_decode_np
+pthread_chdir_np
+pthread_fchdir_np
 ptrace
 pututxline
 pwritev
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index b22b40ef9b374..697dcba779ba2 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -4719,12 +4719,13 @@ pub const MNT_SNAPSHOT: ::c_int = 0x40000000;
 pub const MNT_NOBLOCK: ::c_int = 0x00020000;
 
 // sys/spawn.h:
-pub const POSIX_SPAWN_RESETIDS: ::c_int = 0x01;
-pub const POSIX_SPAWN_SETPGROUP: ::c_int = 0x02;
-pub const POSIX_SPAWN_SETSIGDEF: ::c_int = 0x04;
-pub const POSIX_SPAWN_SETSIGMASK: ::c_int = 0x08;
-pub const POSIX_SPAWN_SETEXEC: ::c_int = 0x40;
-pub const POSIX_SPAWN_START_SUSPENDED: ::c_int = 0x80;
+pub const POSIX_SPAWN_RESETIDS: ::c_int = 0x0001;
+pub const POSIX_SPAWN_SETPGROUP: ::c_int = 0x0002;
+pub const POSIX_SPAWN_SETSIGDEF: ::c_int = 0x0004;
+pub const POSIX_SPAWN_SETSIGMASK: ::c_int = 0x0008;
+pub const POSIX_SPAWN_SETEXEC: ::c_int = 0x0040;
+pub const POSIX_SPAWN_START_SUSPENDED: ::c_int = 0x0080;
+pub const _POSIX_SPAWN_DISABLE_ASLR: ::c_int = 0x0100;
 pub const POSIX_SPAWN_CLOEXEC_DEFAULT: ::c_int = 0x4000;
 
 // sys/ipc.h:
@@ -5466,6 +5467,8 @@ extern "C" {
         policy: ::c_int,
         param: *const sched_param,
     ) -> ::c_int;
+    pub fn pthread_chdir_np(path: *const ::c_char) -> ::c_int;
+    pub fn pthread_fchdir_np(fd: ::c_int) -> ::c_int;
 
     // Available from Big Sur
     pub fn pthread_introspection_hook_install(
@@ -5779,6 +5782,18 @@ extern "C" {
         subpref: *mut ::cpu_subtype_t,
         ocount: *mut ::size_t,
     ) -> ::c_int;
+    pub fn posix_spawnattr_getbinpref_np(
+        attr: *const posix_spawnattr_t,
+        count: ::size_t,
+        pref: *mut ::cpu_type_t,
+        ocount: *mut ::size_t,
+    ) -> ::c_int;
+    pub fn posix_spawnattr_setbinpref_np(
+        attr: *mut posix_spawnattr_t,
+        count: ::size_t,
+        pref: *mut ::cpu_type_t,
+        ocount: *mut ::size_t,
+    ) -> ::c_int;
     pub fn posix_spawnattr_set_qos_class_np(
         attr: *mut posix_spawnattr_t,
         qos_class: ::qos_class_t,