link.2

unix v7是最后一个广泛发布的研究型UNIX版本

.TH LINK 2 
.SH NAME
link \- link to a file
.SH SYNOPSIS
.B link(name1, name2)
.br
.B char *name1, *name2;
.SH DESCRIPTION
A link
to
.I name1
is created;
the link has the name
.IR name2 .
Either name may be an arbitrary path name.
.SH "SEE ALSO"
ln(1), unlink(2)
.SH DIAGNOSTICS
Zero is returned when a link is made;
\-1 is returned when
.I name1
cannot be found; when
.I name2
already exists; when the directory of
.I name2
cannot be written; when
an attempt is made to link to a directory by a user
other than the super-user;
when an attempt is made to link
to a file on another file system;
when a file has too many links.
.SH ASSEMBLER
(link = 9.)
.br
.B sys link; name1; name2