xref: /xnu-10002.61.3/libsyscall/wrappers/_libc_weak_funcptr.c (revision 0f4c859e951fba394238ab619495c4e1d54d0f34)
1*0f4c859eSApple OSS Distributions //
2*0f4c859eSApple OSS Distributions //  _libc_weak_funcptr.c
3*0f4c859eSApple OSS Distributions //  Libsyscall_static
4*0f4c859eSApple OSS Distributions //
5*0f4c859eSApple OSS Distributions //  Created by Ian Fang on 11/30/21.
6*0f4c859eSApple OSS Distributions //
7*0f4c859eSApple OSS Distributions //  dyld needs the following definitions to link against Libsyscall_static.
8*0f4c859eSApple OSS Distributions //  When building Libsyscall_dynamic, the weak symbols below will get overridden
9*0f4c859eSApple OSS Distributions //  by actual implementation.
10*0f4c859eSApple OSS Distributions //
11*0f4c859eSApple OSS Distributions 
12*0f4c859eSApple OSS Distributions #include "_libkernel_init.h"
13*0f4c859eSApple OSS Distributions 
14*0f4c859eSApple OSS Distributions __attribute__((weak, visibility("hidden")))
15*0f4c859eSApple OSS Distributions void *
malloc(__unused size_t size)16*0f4c859eSApple OSS Distributions malloc(__unused size_t size)
17*0f4c859eSApple OSS Distributions {
18*0f4c859eSApple OSS Distributions 	return NULL;
19*0f4c859eSApple OSS Distributions }
20*0f4c859eSApple OSS Distributions 
21*0f4c859eSApple OSS Distributions __attribute__((weak, visibility("hidden")))
22*0f4c859eSApple 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*0f4c859eSApple OSS Distributions voucher_mach_msg_fill_aux(__unused mach_msg_aux_header_t *aux_hdr,
24*0f4c859eSApple OSS Distributions     __unused mach_msg_size_t sz)
25*0f4c859eSApple OSS Distributions {
26*0f4c859eSApple OSS Distributions 	return 0;
27*0f4c859eSApple OSS Distributions }
28*0f4c859eSApple OSS Distributions 
29*0f4c859eSApple OSS Distributions __attribute__((weak, visibility("hidden")))
30*0f4c859eSApple OSS Distributions boolean_t
voucher_mach_msg_fill_aux_supported(void)31*0f4c859eSApple OSS Distributions voucher_mach_msg_fill_aux_supported(void)
32*0f4c859eSApple OSS Distributions {
33*0f4c859eSApple OSS Distributions 	return FALSE;
34*0f4c859eSApple OSS Distributions }
35