Relocate <spawn.h> functions to define them to dragonfly.

While here:
  - Relocate mkostemp and mkostemps functions for same reason
  - Update semver tests for DF spawn and mkostemp(s)

(backport <rust-lang#4294>)
[ update constants to c_int to match libc-0.2 - Trevor ]
(cherry picked from commit a294be6)

Author: jrmarino

libc-test/semver/dragonfly.txt

@@ -771,6 +771,12 @@ POSIX_MADV_NORMAL
 POSIX_MADV_RANDOM
 POSIX_MADV_SEQUENTIAL
 POSIX_MADV_WILLNEED
+POSIX_SPAWN_RESETIDS
+POSIX_SPAWN_SETPGROUP
+POSIX_SPAWN_SETSCHEDPARAM
+POSIX_SPAWN_SETSCHEDULER
+POSIX_SPAWN_SETSIGDEF
+POSIX_SPAWN_SETSIGMASK
 PPPDISC
 PROC_PDEATHSIG_CTL
 PROC_PDEATHSIG_STATUS
@@ -1434,6 +1440,8 @@ mincore
 mkdirat
 mkfifoat
 mknodat
+mkostemp
+mkostemps
 mkstemps
 mq_attr
 mq_close
@@ -1468,6 +1476,29 @@ popen
 posix_fadvise
 posix_fallocate
 posix_madvise
+posix_spawn
+posix_spawn_file_actions_addclose
+posix_spawn_file_actions_adddup2
+posix_spawn_file_actions_addopen
+posix_spawn_file_actions_destroy
+posix_spawn_file_actions_init
+posix_spawn_file_actions_t
+posix_spawnattr_destroy
+posix_spawnattr_getflags
+posix_spawnattr_getpgroup
+posix_spawnattr_getschedparam
+posix_spawnattr_getschedpolicy
+posix_spawnattr_getsigdefault
+posix_spawnattr_getsigmask
+posix_spawnattr_init
+posix_spawnattr_setflags
+posix_spawnattr_setpgroup
+posix_spawnattr_setschedparam
+posix_spawnattr_setschedpolicy
+posix_spawnattr_setsigdefault
+posix_spawnattr_setsigmask
+posix_spawnattr_t
+posix_spawnp
 ppoll
 preadv
 procctl

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -26,8 +26,6 @@ pub type cpulevel_t = c_int;
 pub type cpuwhich_t = c_int;
 
 pub type mqd_t = *mut c_void;
-pub type posix_spawnattr_t = *mut c_void;
-pub type posix_spawn_file_actions_t = *mut c_void;
 
 pub type pthread_spinlock_t = *mut __c_anonymous_pthread_spinlock;
 pub type pthread_barrierattr_t = *mut __c_anonymous_pthread_barrierattr;
@@ -3967,14 +3965,6 @@ pub const RTP_PRIO_REALTIME: c_ushort = 2;
 pub const RTP_PRIO_NORMAL: c_ushort = 3;
 pub const RTP_PRIO_IDLE: c_ushort = 4;
 
-// DIFF(main): changed to `c_short` in f62eb023ab
-pub const POSIX_SPAWN_RESETIDS: c_int = 0x01;
-pub const POSIX_SPAWN_SETPGROUP: c_int = 0x02;
-pub const POSIX_SPAWN_SETSCHEDPARAM: c_int = 0x04;
-pub const POSIX_SPAWN_SETSCHEDULER: c_int = 0x08;
-pub const POSIX_SPAWN_SETSIGDEF: c_int = 0x10;
-pub const POSIX_SPAWN_SETSIGMASK: c_int = 0x20;
-
 // Flags for chflags(2)
 pub const UF_SYSTEM: c_ulong = 0x00000080;
 pub const UF_SPARSE: c_ulong = 0x00000100;
@@ -5185,9 +5175,6 @@ extern "C" {
         sevp: *mut sigevent,
     ) -> c_int;
 
-    pub fn mkostemp(template: *mut c_char, flags: c_int) -> c_int;
-    pub fn mkostemps(template: *mut c_char, suffixlen: c_int, flags: c_int) -> c_int;
-
     pub fn getutxuser(user: *const c_char) -> *mut utmpx;
     pub fn setutxdb(_type: c_int, file: *const c_char) -> c_int;
 
@@ -5221,80 +5208,6 @@ extern "C" {
 
     pub fn rtprio_thread(function: c_int, lwpid: crate::lwpid_t, rtp: *mut super::rtprio) -> c_int;
 
-    pub fn posix_spawn(
-        pid: *mut crate::pid_t,
-        path: *const c_char,
-        file_actions: *const crate::posix_spawn_file_actions_t,
-        attrp: *const crate::posix_spawnattr_t,
-        argv: *const *mut c_char,
-        envp: *const *mut c_char,
-    ) -> c_int;
-    pub fn posix_spawnp(
-        pid: *mut crate::pid_t,
-        file: *const c_char,
-        file_actions: *const crate::posix_spawn_file_actions_t,
-        attrp: *const crate::posix_spawnattr_t,
-        argv: *const *mut c_char,
-        envp: *const *mut c_char,
-    ) -> c_int;
-    pub fn posix_spawnattr_init(attr: *mut posix_spawnattr_t) -> c_int;
-    pub fn posix_spawnattr_destroy(attr: *mut posix_spawnattr_t) -> c_int;
-    pub fn posix_spawnattr_getsigdefault(
-        attr: *const posix_spawnattr_t,
-        default: *mut crate::sigset_t,
-    ) -> c_int;
-    pub fn posix_spawnattr_setsigdefault(
-        attr: *mut posix_spawnattr_t,
-        default: *const crate::sigset_t,
-    ) -> c_int;
-    pub fn posix_spawnattr_getsigmask(
-        attr: *const posix_spawnattr_t,
-        default: *mut crate::sigset_t,
-    ) -> c_int;
-    pub fn posix_spawnattr_setsigmask(
-        attr: *mut posix_spawnattr_t,
-        default: *const crate::sigset_t,
-    ) -> c_int;
-    pub fn posix_spawnattr_getflags(attr: *const posix_spawnattr_t, flags: *mut c_short) -> c_int;
-    pub fn posix_spawnattr_setflags(attr: *mut posix_spawnattr_t, flags: c_short) -> c_int;
-    pub fn posix_spawnattr_getpgroup(
-        attr: *const posix_spawnattr_t,
-        flags: *mut crate::pid_t,
-    ) -> c_int;
-    pub fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t, flags: crate::pid_t) -> c_int;
-    pub fn posix_spawnattr_getschedpolicy(
-        attr: *const posix_spawnattr_t,
-        flags: *mut c_int,
-    ) -> c_int;
-    pub fn posix_spawnattr_setschedpolicy(attr: *mut posix_spawnattr_t, flags: c_int) -> c_int;
-    pub fn posix_spawnattr_getschedparam(
-        attr: *const posix_spawnattr_t,
-        param: *mut crate::sched_param,
-    ) -> c_int;
-    pub fn posix_spawnattr_setschedparam(
-        attr: *mut posix_spawnattr_t,
-        param: *const crate::sched_param,
-    ) -> c_int;
-
-    pub fn posix_spawn_file_actions_init(actions: *mut posix_spawn_file_actions_t) -> c_int;
-    pub fn posix_spawn_file_actions_destroy(actions: *mut posix_spawn_file_actions_t) -> c_int;
-    pub fn posix_spawn_file_actions_addopen(
-        actions: *mut posix_spawn_file_actions_t,
-        fd: c_int,
-        path: *const c_char,
-        oflag: c_int,
-        mode: crate::mode_t,
-    ) -> c_int;
-    pub fn posix_spawn_file_actions_addclose(
-        actions: *mut posix_spawn_file_actions_t,
-        fd: c_int,
-    ) -> c_int;
-    pub fn posix_spawn_file_actions_adddup2(
-        actions: *mut posix_spawn_file_actions_t,
-        fd: c_int,
-        newfd: c_int,
-    ) -> c_int;
-
     pub fn uuidgen(store: *mut uuid, count: c_int) -> c_int;
 
     pub fn thr_kill(id: c_long, sig: c_int) -> c_int;

src/unix/bsd/freebsdlike/mod.rs

@@ -42,6 +42,9 @@ pub type iconv_t = *mut c_void;
 // making the type definition system dependent. Better not bind it exactly.
 pub type kvm_t = c_void;
 
+pub type posix_spawnattr_t = *mut c_void;
+pub type posix_spawn_file_actions_t = *mut c_void;
+
 cfg_if! {
     if #[cfg(target_pointer_width = "64")] {
         type Elf_Addr = Elf64_Addr;
@@ -1481,6 +1484,14 @@ pub const GRND_NONBLOCK: c_uint = 0x1;
 pub const GRND_RANDOM: c_uint = 0x2;
 pub const GRND_INSECURE: c_uint = 0x4;
 
+// DIFF(main): changed to `c_short` in f62eb023ab
+pub const POSIX_SPAWN_RESETIDS: c_int = 0x01;
+pub const POSIX_SPAWN_SETPGROUP: c_int = 0x02;
+pub const POSIX_SPAWN_SETSCHEDPARAM: c_int = 0x04;
+pub const POSIX_SPAWN_SETSCHEDULER: c_int = 0x08;
+pub const POSIX_SPAWN_SETSIGDEF: c_int = 0x10;
+pub const POSIX_SPAWN_SETSIGMASK: c_int = 0x20;
+
 safe_f! {
     pub {const} fn WIFCONTINUED(status: c_int) -> bool {
         status == 0x13
@@ -1795,6 +1806,83 @@ extern "C" {
         search_path: *const c_char,
         argv: *const *mut c_char,
     ) -> c_int;
+
+    pub fn mkostemp(template: *mut c_char, flags: c_int) -> c_int;
+    pub fn mkostemps(template: *mut c_char, suffixlen: c_int, flags: c_int) -> c_int;
+
+    pub fn posix_spawn(
+        pid: *mut crate::pid_t,
+        path: *const c_char,
+        file_actions: *const crate::posix_spawn_file_actions_t,
+        attrp: *const crate::posix_spawnattr_t,
+        argv: *const *mut c_char,
+        envp: *const *mut c_char,
+    ) -> c_int;
+    pub fn posix_spawnp(
+        pid: *mut crate::pid_t,
+        file: *const c_char,
+        file_actions: *const crate::posix_spawn_file_actions_t,
+        attrp: *const crate::posix_spawnattr_t,
+        argv: *const *mut c_char,
+        envp: *const *mut c_char,
+    ) -> c_int;
+    pub fn posix_spawnattr_init(attr: *mut posix_spawnattr_t) -> c_int;
+    pub fn posix_spawnattr_destroy(attr: *mut posix_spawnattr_t) -> c_int;
+    pub fn posix_spawnattr_getsigdefault(
+        attr: *const posix_spawnattr_t,
+        default: *mut crate::sigset_t,
+    ) -> c_int;
+    pub fn posix_spawnattr_setsigdefault(
+        attr: *mut posix_spawnattr_t,
+        default: *const crate::sigset_t,
+    ) -> c_int;
+    pub fn posix_spawnattr_getsigmask(
+        attr: *const posix_spawnattr_t,
+        default: *mut crate::sigset_t,
+    ) -> c_int;
+    pub fn posix_spawnattr_setsigmask(
+        attr: *mut posix_spawnattr_t,
+        default: *const crate::sigset_t,
+    ) -> c_int;
+    pub fn posix_spawnattr_getflags(attr: *const posix_spawnattr_t, flags: *mut c_short) -> c_int;
+    pub fn posix_spawnattr_setflags(attr: *mut posix_spawnattr_t, flags: c_short) -> c_int;
+    pub fn posix_spawnattr_getpgroup(
+        attr: *const posix_spawnattr_t,
+        flags: *mut crate::pid_t,
+    ) -> c_int;
+    pub fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t, flags: crate::pid_t) -> c_int;
+    pub fn posix_spawnattr_getschedpolicy(
+        attr: *const posix_spawnattr_t,
+        flags: *mut c_int,
+    ) -> c_int;
+    pub fn posix_spawnattr_setschedpolicy(attr: *mut posix_spawnattr_t, flags: c_int) -> c_int;
+    pub fn posix_spawnattr_getschedparam(
+        attr: *const posix_spawnattr_t,
+        param: *mut crate::sched_param,
+    ) -> c_int;
+    pub fn posix_spawnattr_setschedparam(
+        attr: *mut posix_spawnattr_t,
+        param: *const crate::sched_param,
+    ) -> c_int;
+
+    pub fn posix_spawn_file_actions_init(actions: *mut posix_spawn_file_actions_t) -> c_int;
+    pub fn posix_spawn_file_actions_destroy(actions: *mut posix_spawn_file_actions_t) -> c_int;
+    pub fn posix_spawn_file_actions_addopen(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: c_int,
+        path: *const c_char,
+        oflag: c_int,
+        mode: crate::mode_t,
+    ) -> c_int;
+    pub fn posix_spawn_file_actions_addclose(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: c_int,
+    ) -> c_int;
+    pub fn posix_spawn_file_actions_adddup2(
+        actions: *mut posix_spawn_file_actions_t,
+        fd: c_int,
+        newfd: c_int,
+    ) -> c_int;
 }
 
 #[link(name = "rt")]