1 /* 2 * Copyright (c) 2010 Apple 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 #include <mach/mach.h> 30 #include <mach/mach_init.h> 31 32 extern void (*_libc_set_errno)(int); 33 34 static mach_port_t (*_libc_get_reply_port)(void); 35 static void (*_libc_set_reply_port)(mach_port_t); 36 37 /* 38 * Called at Libsystem initialise time, sets up callbacks we 39 * need to get at thread variables inside of Libc 40 */ 41 void 42 _mig_reply_port_callbacks(mach_port_t (*get)(void), void (*set)(mach_port_t)) 43 { 44 _libc_get_reply_port = get; 45 _libc_set_reply_port = set; 46 } 47 48 mach_port_t _mig_get_reply_port(void) __attribute__((visibility("hidden"))); 49 mach_port_t 50 _mig_get_reply_port() 51 { 52 return _libc_get_reply_port(); 53 } 54 55 void _mig_set_reply_port(mach_port_t port) __attribute__((visibility("hidden"))); 56 void 57 _mig_set_reply_port(mach_port_t port) 58 { 59 _libc_set_reply_port(port); 60 } 61 62 void cthread_set_errno_self(int errno) __attribute__((visibility("hidden"))); 63 void 64 cthread_set_errno_self(int errno) 65 { 66 _libc_set_errno(errno); 67 } 68 69 70 void _pthread_set_self(void* ptr) __attribute__((visibility("hidden"))); 71 void 72 _pthread_set_self(void* ptr) {} 73