Auto merge of #2492 - devnexen:netbsd_lwpinfo, r=JohnTitor

netbsd ptrace sig/lwpinfo additions

Author: bors

libc-test/semver/netbsd.txt

@@ -730,6 +730,9 @@ PIOD_READ_I
 PIOD_WRITE_D
 PIOD_WRITE_I
 PIPE_BUF
+PL_EVENT_NONE
+PL_EVENT_SIGNAL
+PL_EVENT_SUSPENDED
 PM_STR
 POLLRDBAND
 POLLRDNORM
@@ -1330,6 +1333,8 @@ pthread_setaffinity_np
 pthread_setname_np
 ptrace
 ptrace_io_desc
+ptrace_lwpinfo
+ptrace_siginfo
 pututxline
 pwritev
 qsort

src/unix/bsd/netbsdlike/netbsd/mod.rs

@@ -538,6 +538,16 @@ s! {
         #[cfg(libc_union)]
         pub fae: *mut posix_spawn_file_actions_entry_t,
     }
+
+    pub struct ptrace_lwpinfo {
+        pub pl_lwpid: lwpid_t,
+        pub pl_event: ::c_int,
+    }
+
+    pub struct ptrace_siginfo {
+        pub psi_siginfo: siginfo_t,
+        pub psi_lwpid: lwpid_t,
+    }
 }
 
 s_no_extra_traits! {
@@ -1598,6 +1608,10 @@ pub const TIME_ERROR: ::c_int = 5;
 pub const LITTLE_ENDIAN: ::c_int = 1234;
 pub const BIG_ENDIAN: ::c_int = 4321;
 
+pub const PL_EVENT_NONE: ::c_int = 0;
+pub const PL_EVENT_SIGNAL: ::c_int = 1;
+pub const PL_EVENT_SUSPENDED: ::c_int = 2;
+
 cfg_if! {
     if #[cfg(any(target_arch = "sparc", target_arch = "sparc64",
                  target_arch = "x86", target_arch = "x86_64"))] {