37 lines
932 B
Groff
37 lines
932 B
Groff
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.\" Copyright (c) 1983 Regents of the University of California.
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.\" All rights reserved. The Berkeley software License Agreement
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.\" specifies the terms and conditions for redistribution.
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.\"
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.\" @(#)getwd.3 6.2 (Berkeley) 5/12/86
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.\"
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.TH GETCWD 3 "May 12, 1986"
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.UC 5
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.SH NAME
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getcwd \- get current working directory pathname
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.SH SYNOPSIS
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.nf
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.ft B
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#include <unistd.h>
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char *getcwd(char *\fIpathname\fP, size_t \fIlen\fP)
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.fi
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.SH DESCRIPTION
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.B Getcwd
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copies the absolute pathname of the current working directory to
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.I pathname
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and returns a pointer to the result.
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.I Pathname
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is a character array of length
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.IR len .
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.SH DIAGNOSTICS
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.B Getcwd
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returns a null pointer and sets
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.B errno
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if an error occurs. The error will reflect the system call errors that
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may occur if the path to the current directory is searched upwards to
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the root directory. The error
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.B ERANGE
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is returned if the result does not fit within
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.I len
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bytes.
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