diff options
Diffstat (limited to 'libc-bottom-half/cloudlibc/src/libc/fcntl/posix_fadvise.c')
-rw-r--r-- | libc-bottom-half/cloudlibc/src/libc/fcntl/posix_fadvise.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/libc-bottom-half/cloudlibc/src/libc/fcntl/posix_fadvise.c b/libc-bottom-half/cloudlibc/src/libc/fcntl/posix_fadvise.c new file mode 100644 index 0000000..d683d39 --- /dev/null +++ b/libc-bottom-half/cloudlibc/src/libc/fcntl/posix_fadvise.c @@ -0,0 +1,24 @@ +// Copyright (c) 2015-2016 Nuxi, https://nuxi.nl/ +// +// SPDX-License-Identifier: BSD-2-Clause + +#include <assert.h> +#include <wasi/api.h> +#include <errno.h> +#include <fcntl.h> + +static_assert(POSIX_FADV_DONTNEED == __WASI_ADVICE_DONTNEED, + "Value mismatch"); +static_assert(POSIX_FADV_NOREUSE == __WASI_ADVICE_NOREUSE, "Value mismatch"); +static_assert(POSIX_FADV_NORMAL == __WASI_ADVICE_NORMAL, "Value mismatch"); +static_assert(POSIX_FADV_RANDOM == __WASI_ADVICE_RANDOM, "Value mismatch"); +static_assert(POSIX_FADV_SEQUENTIAL == __WASI_ADVICE_SEQUENTIAL, + "Value mismatch"); +static_assert(POSIX_FADV_WILLNEED == __WASI_ADVICE_WILLNEED, + "Value mismatch"); + +int posix_fadvise(int fd, off_t offset, off_t len, int advice) { + if (offset < 0 || len < 0) + return EINVAL; + return __wasi_fd_advise(fd, offset, len, advice); +} |