xnu-1228.tar.gz

[apple/xnu.git] / bsd / sys / spawn.h

diff --git a/bsd/sys/spawn.h b/bsd/sys/spawn.h
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+/*
+ * Copyright (c) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
+
+/*
+ * [SPN] Support for _POSIX_SPAWN
+ *
+ * This header contains information that is shared between the user space
+ * and kernel versions of the posix_spawn() code.  Shared elements are all
+ * manifest constants, at the current time.
+ */
+
+#ifndef        _SYS_SPAWN_H_
+#define        _SYS_SPAWN_H_
+
+/*
+ * Possible bit values which may be OR'ed together and provided as the second
+ * parameter to posix_spawnattr_setflags() or implicit returned in the value of
+ * the second parameter to posix_spawnattr_getflags().
+ */
+#define        POSIX_SPAWN_RESETIDS            0x0001  /* [SPN] R[UG]ID not E[UG]ID */
+#define        POSIX_SPAWN_SETPGROUP           0x0002  /* [SPN] set non-parent PGID */
+#define        POSIX_SPAWN_SETSIGDEF           0x0004  /* [SPN] reset sigset default */
+#define        POSIX_SPAWN_SETSIGMASK          0x0008  /* [SPN] set signal mask */
+
+#if 0  /* _POSIX_PRIORITY_SCHEDULING [PS] : not supported */
+#define        POSIX_SPAWN_SETSCHEDPARAM       0x0010
+#define        POSIX_SPAWN_SETSCHEDULER        0x0020
+#endif /* 0 */
+
+#if    !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+/*
+ * Darwin-specific flags
+ */
+#define        POSIX_SPAWN_SETEXEC             0x0040
+#define        POSIX_SPAWN_START_SUSPENDED     0x0080
+
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+#endif /* _SYS_SPAWN_H_ */