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sys/mman: Add dummy implementations of shm_open and shm_unlink

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This patch added dummy implementations of shm_open and shm_unlink.

Signed-off-by: ouyangxiangzhen <ouyangxiangzhen@xiaomi.com>
This commit is contained in:
ouyangxiangzhen 2024-07-11 16:43:49 +08:00 committed by Xiang Xiao
parent 020dbe51e3
commit dd88c7fcfa
1 changed files with 5 additions and 0 deletions
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5
include/sys/mman.h
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@ -212,8 +212,13 @@ int posix_mem_offset(FAR const void *addr, size_t len, FAR off_t *off,
int posix_typed_mem_get_info(int fildes,
FAR struct posix_typed_mem_info *info);
int posix_typed_mem_open(FAR const char *name, int oflag, int tflag);
#ifdef CONFIG_FS_SHMFS
int shm_open(FAR const char *name, int oflag, mode_t mode);
int shm_unlink(FAR const char *name);
#else
#define shm_open(...) (-ENOSYS)
#define shm_unlink(...) (-ENOSYS)
#endif
int memfd_create(FAR const char *name, unsigned int flags);
#undef EXTERN