code: 9ferno

ref: 6bb619c8db2867ddd9cd19c0aec05065f5ee0cae
dir: /man/2/sys-chdir/

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.TH SYS-CHDIR 2
.SH NAME
chdir \- change working directory
.SH SYNOPSIS
.EX
include "sys.m";
sys := load Sys Sys->PATH;

chdir:  fn(path: string): int;
.EE
.SH DESCRIPTION
.B Chdir
changes the working directory
of the invoking process and its file name space group to
.IR path .
.PP
The working directory is the starting point for
evaluating file names that do not begin with
.B /
or
.BR # ,
as explained in
.IR sys-intro (2).
.PP
When Inferno boots,
the initial process has
.B /
for its working directory.
.PP
Applications that invoke
.B chdir
normally use the
.B FORKNS
option of
.IR sys-pctl (2)
to prevent the change from affecting the surrounding environment.
.SH DIAGNOSTICS
Returns 0 on success; -1 on failure.
.SH SEE ALSO
.IR sys-intro (2)