bsd man page for getwd

GETWD(3)						     Library Functions Manual							  GETWD(3)

NAME
       getwd - get current working directory pathname

SYNOPSIS
       char *getwd(pathname)
       char *pathname;

DESCRIPTION
       Getwd copies the absolute pathname of the current working directory to pathname and returns a pointer to the result.

LIMITATIONS
       Maximum pathname length is MAXPATHLEN characters (1024), as defined in <sys/param.h>.

DIAGNOSTICS
       Getwd returns zero and places a message in pathname if an error occurs.

4.2 Berkeley Distribution					   May 12, 1986 							  GETWD(3)