vxWorks adding few errnoLib related constants.

(backport <rust-lang#3780>)
(cherry picked from commit 73a6a03)

src/vxworks/mod.rs

@@ -91,6 +91,7 @@ pub type SEM_ID_KERNEL = ::OBJ_HANDLE;
 pub type RTP_ID = ::OBJ_HANDLE;
 pub type SD_ID = ::OBJ_HANDLE;
 pub type CONDVAR_ID = ::OBJ_HANDLE;
+pub type STATUS = ::OBJ_HANDLE;
 
 // From vxTypes.h
 pub type _Vx_usr_arg_t = isize;
@@ -613,6 +614,7 @@ pub const PTHREAD_STACK_MIN: usize = 4096;
 pub const _PTHREAD_SHARED_SEM_NAME_MAX: usize = 30;
 
 // ERRNO STUFF
+pub const ERROR: ::c_int = -1;
 pub const OK: ::c_int = 0;
 pub const EPERM: ::c_int = 1; /* Not owner */
 pub const ENOENT: ::c_int = 2; /* No such file or directory */
@@ -720,6 +722,33 @@ pub const S_nfsLib_NFSERR_SERVERFAULT: ::c_int = EIO;
 pub const S_nfsLib_NFSERR_BADTYPE: ::c_int = M_nfsStat | nfsstat::NFSERR_BADTYPE as ::c_int;
 pub const S_nfsLib_NFSERR_JUKEBOX: ::c_int = M_nfsStat | nfsstat::NFSERR_JUKEBOX as ::c_int;
 
+// internal offset values for below constants
+const taskErrorBase: ::c_int = 0x00030000;
+const semErrorBase: ::c_int = 0x00160000;
+const objErrorBase: ::c_int = 0x003d0000;
+
+// taskLibCommon.h
+pub const S_taskLib_NAME_NOT_FOUND: ::c_int = taskErrorBase + 0x0065;
+pub const S_taskLib_TASK_HOOK_TABLE_FULL: ::c_int = taskErrorBase + 0x0066;
+pub const S_taskLib_TASK_HOOK_NOT_FOUND: ::c_int = taskErrorBase + 0x0067;
+pub const S_taskLib_ILLEGAL_PRIORITY: ::c_int = taskErrorBase + 0x0068;
+
+// FIXME: could also be useful for TASK_DESC type
+pub const VX_TASK_NAME_LENGTH: ::c_int = 31;
+
+// semLibCommon.h
+pub const S_semLib_INVALID_STATE: ::c_int = semErrorBase + 0x0065;
+pub const S_semLib_INVALID_OPTION: ::c_int = semErrorBase + 0x0066;
+pub const S_semLib_INVALID_QUEUE_TYPE: ::c_int = semErrorBase + 0x0067;
+pub const S_semLib_INVALID_OPERATION: ::c_int = semErrorBase + 0x0068;
+
+// objLibCommon.h
+pub const S_objLib_OBJ_ID_ERROR: ::c_int = objErrorBase + 0x0001;
+pub const S_objLib_OBJ_UNAVAILABLE: ::c_int = objErrorBase + 0x0002;
+pub const S_objLib_OBJ_DELETED: ::c_int = objErrorBase + 0x0003;
+pub const S_objLib_OBJ_TIMEOUT: ::c_int = objErrorBase + 0x0004;
+pub const S_objLib_OBJ_NO_METHOD: ::c_int = objErrorBase + 0x0005;
+
 // in.h
 pub const IPPROTO_IP: ::c_int = 0;
 pub const IPPROTO_IPV6: ::c_int = 41;