| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * system call not available stub |
| 3 | * based on libc's stubs.c |
| 4 | * |
| 5 | * Copyright (C) 2009 Analog Devices Inc. |
| 6 | * |
| 7 | * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| 8 | */ |
| 9 | |
| 10 | #include <errno.h> |
| 11 | #include <sys/syscall.h> |
| 12 | |
| 13 | #ifdef __UCLIBC_HAS_STUBS__ |
| 14 | |
| 15 | static int rt_enosys_stub(void) __attribute_used__; |
| 16 | static int rt_enosys_stub(void) |
| 17 | { |
| 18 | __set_errno(ENOSYS); |
| 19 | return -1; |
| 20 | } |
| 21 | |
| 22 | #define make_stub(stub) \ |
| 23 | link_warning(stub, #stub ": this function is not implemented") \ |
| 24 | strong_alias(rt_enosys_stub, stub) |
| 25 | |
| 26 | #ifndef __NR_mq_timedreceive |
| 27 | make_stub(mq_receive) |
| 28 | # ifdef __UCLIBC_HAS_ADVANCED_REALTIME__ |
| 29 | make_stub(mq_timedreceive) |
| 30 | # endif |
| 31 | #endif |
| 32 | |
| 33 | #ifndef __NR_mq_timedsend |
| 34 | make_stub(mq_send) |
| 35 | # ifdef __UCLIBC_HAS_ADVANCED_REALTIME__ |
| 36 | make_stub(mq_timedsend) |
| 37 | # endif |
| 38 | #endif |
| 39 | |
| 40 | #endif |