xref: /xnu-11215.1.10/libsyscall/wrappers/_libc_weak_funcptr.c (revision 8d741a5de7ff4191bf97d57b9f54c2f6d4a15585)
1*8d741a5dSApple OSS Distributions //
2*8d741a5dSApple OSS Distributions //  _libc_weak_funcptr.c
3*8d741a5dSApple OSS Distributions //  Libsyscall_static
4*8d741a5dSApple OSS Distributions //
5*8d741a5dSApple OSS Distributions //  Created by Ian Fang on 11/30/21.
6*8d741a5dSApple OSS Distributions //
7*8d741a5dSApple OSS Distributions //  dyld needs the following definitions to link against Libsyscall_static.
8*8d741a5dSApple OSS Distributions //  When building Libsyscall_dynamic, the weak symbols below will get overridden
9*8d741a5dSApple OSS Distributions //  by actual implementation.
10*8d741a5dSApple OSS Distributions //
11*8d741a5dSApple OSS Distributions 
12*8d741a5dSApple OSS Distributions #include "_libkernel_init.h"
13*8d741a5dSApple OSS Distributions 
14*8d741a5dSApple OSS Distributions __attribute__((weak, visibility("hidden")))
15*8d741a5dSApple OSS Distributions void *
malloc(__unused size_t size)16*8d741a5dSApple OSS Distributions malloc(__unused size_t size)
17*8d741a5dSApple OSS Distributions {
18*8d741a5dSApple OSS Distributions 	return NULL;
19*8d741a5dSApple OSS Distributions }
20*8d741a5dSApple OSS Distributions 
21*8d741a5dSApple OSS Distributions __attribute__((weak, visibility("hidden")))
22*8d741a5dSApple OSS Distributions mach_msg_size_t
voucher_mach_msg_fill_aux(__unused mach_msg_aux_header_t * aux_hdr,__unused mach_msg_size_t sz)23*8d741a5dSApple OSS Distributions voucher_mach_msg_fill_aux(__unused mach_msg_aux_header_t *aux_hdr,
24*8d741a5dSApple OSS Distributions     __unused mach_msg_size_t sz)
25*8d741a5dSApple OSS Distributions {
26*8d741a5dSApple OSS Distributions 	return 0;
27*8d741a5dSApple OSS Distributions }
28*8d741a5dSApple OSS Distributions 
29*8d741a5dSApple OSS Distributions __attribute__((weak, visibility("hidden")))
30*8d741a5dSApple OSS Distributions boolean_t
voucher_mach_msg_fill_aux_supported(void)31*8d741a5dSApple OSS Distributions voucher_mach_msg_fill_aux_supported(void)
32*8d741a5dSApple OSS Distributions {
33*8d741a5dSApple OSS Distributions 	return FALSE;
34*8d741a5dSApple OSS Distributions }
35