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- .TH SEEK 2
- .SH NAME
- seek \- change file offset
- .SH SYNOPSIS
- .B #include <u.h>
- .br
- .B #include <libc.h>
- .PP
- .B
- vlong seek(int fd, vlong n, int type)
- .SH DESCRIPTION
- .I Seek
- sets the offset for the file
- associated with
- .I fd
- as follows:
- .IP
- If
- .I type
- is 0, the offset is set to
- .I n
- bytes.
- .IP
- If
- .I type
- is 1, the pointer is set to its current location plus
- .IR n .
- .IP
- If
- .I type
- is 2, the pointer is set to the size of the
- file plus
- .IR n .
- .PP
- The new file offset value is returned.
- .PP
- Seeking in a directory is not allowed.
- Seeking in a pipe is a no-op.
- .SH SOURCE
- .B /sys/src/libc/9syscall
- .SH SEE ALSO
- .IR intro (2),
- .IR open (2)
- .SH DIAGNOSTICS
- Sets
- .IR errstr .
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