See Also

Syscall.open

Parameters

path

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length

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Returns

On success, zero is returned. On error, -1 is returned and Stdlib.GetLastError returns the translated error.

Usage

The truncate() system call succeeds unless:

Error	Details
Errno.ENOTDIR	A component of the path prefix is not a directory.
Errno.ENAMETOOLONG	A component of a pathname exceeded 255 characters, or an entire path name exceeded 1023 characters.
Errno.ENOENT	The named file does not exist.
Errno.EACCES	Search permission is denied for a component of the path prefix.
Errno.EACCES	The named file is not writable by the user.
Errno.ELOOP	Too many symbolic links were encountered in translating the pathname.
Errno.EISDIR	The named file is a directory.
Errno.EROFS	The named file resides on a read-only file system.
Errno.ETXTBSY	The file is a pure procedure (shared text) file that is being executed.
Errno.EIO	An I/O error occurred updating the inode.
Errno.EFAULT	The path argument points outside the process's allocated address space.

The ftruncate() system call succeeds unless:

Error	Details
Errno.EBADF	The fd argument is not a valid descriptor.
Errno.EINVAL	The fd argument references a socket, not a file.
Errno.EINVAL	The fd descriptor is not open for writing.

Remarks

Requirements