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Source file src/internal/syscall/unix/fallocate_freebsd_386.go

Documentation: internal/syscall/unix

     1  // Copyright 2023 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package unix
     6  
     7  import "syscall"
     8  
     9  func PosixFallocate(fd int, off int64, size int64) error {
    10  	// If successful, posix_fallocate() returns zero. It returns an error on failure, without
    11  	// setting errno. See https://man.freebsd.org/cgi/man.cgi?query=posix_fallocate&sektion=2&n=1
    12  	r1, _, _ := syscall.Syscall6(posixFallocateTrap, uintptr(fd), uintptr(off), uintptr(off>>32), uintptr(size), uintptr(size>>32), 0)
    13  	if r1 != 0 {
    14  		return syscall.Errno(r1)
    15  	}
    16  	return nil
    17  }
    18  

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