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Annotation of 43BSDTahoe/man/man3/getusershell.3, revision 1.1.1.1

1.1       root        1: .\" Copyright (c) 1985 Regents of the University of California.
                      2: .\" All rights reserved.  The Berkeley software License Agreement
                      3: .\" specifies the terms and conditions for redistribution.
                      4: .\"
                      5: .\"    @(#)getusershell.3      6.2 (Berkeley) 12/1/86
                      6: .\"
                      7: .TH GETUSERSHELL 3  "December 1, 1986"
                      8: .UC 6
                      9: .SH NAME
                     10: getusershell, setusershell, endusershell \- get legal user shells
                     11: .SH SYNOPSIS
                     12: .nf
                     13: .B char *getusershell()
                     14: .PP
                     15: .B setusershell()
                     16: .PP
                     17: .B endusershell()
                     18: .fi
                     19: .SH DESCRIPTION
                     20: .I Getusershell
                     21: returns a pointer to a legal user shell as defined by the
                     22: system manager in the file 
                     23: .IR /etc/shells .
                     24: If 
                     25: .I /etc/shells
                     26: is unreadable or does not exist,
                     27: .I getusershell
                     28: behaves as if
                     29: .I /bin/sh
                     30: and
                     31: .I /bin/csh
                     32: were listed in the file.
                     33: .PP
                     34: .I Getusershell
                     35: reads the next
                     36: line (opening the file if necessary);
                     37: .I setusershell
                     38: rewinds the file;
                     39: .I endusershell
                     40: closes it.
                     41: .SH FILES
                     42: /etc/shells
                     43: .SH "SEE ALSO"
                     44: shells(5)
                     45: .SH DIAGNOSTICS
                     46: The routine
                     47: .I getusershell
                     48: returns a null pointer (0) on EOF.
                     49: .SH BUGS
                     50: All information
                     51: is contained in a static area
                     52: so it must be copied if it is
                     53: to be saved.

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