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9b425b860c
While this isn't really POSIX, it's needed by the Zig port and was simple enough to implement.
34 lines
740 B
C++
34 lines
740 B
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <bits/pthread_cancel.h>
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#include <errno.h>
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#include <sys/uio.h>
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#include <syscall.h>
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extern "C" {
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ssize_t writev(int fd, const struct iovec* iov, int iov_count)
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{
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return pwritev(fd, iov, iov_count, -1);
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}
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ssize_t readv(int fd, const struct iovec* iov, int iov_count)
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{
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__pthread_maybe_cancel();
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int rc = syscall(SC_readv, fd, iov, iov_count);
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__RETURN_WITH_ERRNO(rc, rc, -1);
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}
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ssize_t pwritev(int fd, struct iovec const* iov, int iov_count, off_t offset)
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{
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__pthread_maybe_cancel();
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int rc = syscall(SC_pwritev, fd, iov, iov_count, &offset);
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__RETURN_WITH_ERRNO(rc, rc, -1);
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}
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}
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