1 | /* |
2 | * Copyright (c) 2006-2020 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | /* |
30 | * [SPN] Support for _POSIX_SPAWN |
31 | * |
32 | * This header contains information that is shared between the user space |
33 | * and kernel versions of the posix_spawn() code. Shared elements are all |
34 | * manifest constants, at the current time. |
35 | */ |
36 | |
37 | #ifndef _SYS_SPAWN_H_ |
38 | #define _SYS_SPAWN_H_ |
39 | |
40 | /* |
41 | * Possible bit values which may be OR'ed together and provided as the second |
42 | * parameter to posix_spawnattr_setflags() or implicit returned in the value of |
43 | * the second parameter to posix_spawnattr_getflags(). |
44 | */ |
45 | #define POSIX_SPAWN_RESETIDS 0x0001 /* [SPN] R[UG]ID not E[UG]ID */ |
46 | #define POSIX_SPAWN_SETPGROUP 0x0002 /* [SPN] set non-parent PGID */ |
47 | #define POSIX_SPAWN_SETSIGDEF 0x0004 /* [SPN] reset sigset default */ |
48 | #define POSIX_SPAWN_SETSIGMASK 0x0008 /* [SPN] set signal mask */ |
49 | |
50 | #if 0 /* _POSIX_PRIORITY_SCHEDULING [PS] : not supported */ |
51 | #define POSIX_SPAWN_SETSCHEDPARAM 0x0010 |
52 | #define POSIX_SPAWN_SETSCHEDULER 0x0020 |
53 | #endif /* 0 */ |
54 | |
55 | #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) |
56 | /* |
57 | * Darwin-specific flags |
58 | */ |
59 | #define POSIX_SPAWN_SETEXEC 0x0040 |
60 | #define POSIX_SPAWN_START_SUSPENDED 0x0080 |
61 | #ifdef PRIVATE |
62 | #define _POSIX_SPAWN_DISABLE_ASLR 0x0100 |
63 | #define _POSIX_SPAWN_NANO_ALLOCATOR 0x0200 |
64 | #endif /* PRIVATE */ |
65 | #define POSIX_SPAWN_SETSID 0x0400 |
66 | #ifdef PRIVATE |
67 | /* unused 0x0800 */ |
68 | #if (DEBUG || DEVELOPMENT) |
69 | #define _POSIX_SPAWN_FORCE_4K_PAGES 0x1000 |
70 | #endif /* (DEBUG || DEVELOPMENT) */ |
71 | #define _POSIX_SPAWN_ALLOW_DATA_EXEC 0x2000 |
72 | #endif /* PRIVATE */ |
73 | #define POSIX_SPAWN_CLOEXEC_DEFAULT 0x4000 |
74 | #ifdef PRIVATE |
75 | #define _POSIX_SPAWN_HIGH_BITS_ASLR 0x8000 |
76 | #endif /* PRIVATE */ |
77 | |
78 | #define _POSIX_SPAWN_RESLIDE 0x0800 |
79 | |
80 | /* |
81 | * Possible values to be set for the process control actions on resource starvation. |
82 | * POSIX_SPAWN_PCONTROL_THROTTLE indicates that the process is to be throttled on starvation. |
83 | * POSIX_SPAWN_PCONTROL_SUSPEND indicates that the process is to be suspended on starvation. |
84 | * POSIX_SPAWN_PCONTROL_KILL indicates that the process is to be terminated on starvation. |
85 | */ |
86 | #define POSIX_SPAWN_PCONTROL_NONE 0x0000 |
87 | #define POSIX_SPAWN_PCONTROL_THROTTLE 0x0001 |
88 | #define POSIX_SPAWN_PCONTROL_SUSPEND 0x0002 |
89 | #define POSIX_SPAWN_PCONTROL_KILL 0x0003 |
90 | |
91 | #define POSIX_SPAWN_PANIC_ON_CRASH 0x1 |
92 | #define POSIX_SPAWN_PANIC_ON_NON_ZERO_EXIT 0x2 |
93 | #define POSIX_SPAWN_PANIC_ON_EXIT 0x4 |
94 | #define POSIX_SPAWN_PANIC_ON_SPAWN_FAIL 0x8 |
95 | |
96 | #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ |
97 | |
98 | #endif /* _SYS_SPAWN_H_ */ |
99 | |