projects / unix-history / blame
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1 | .\" Copyright (c) 1985 The Regents of the University of California. |
| 2 | .\" All rights reserved. | |
| 778f0f70 | 3 | .\" |
| 91cff1e1 | 4 | .\" %sccs.include.redist.man% |
| 65b85f8f | 5 | .\" |
| 91cff1e1 | 6 | .\" @(#)getusershell.3 6.4 (Berkeley) %G% |
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7 | .\" |
| 8 | .TH GETUSERSHELL 3 "" | |
| 9 | .UC 6 | |
| 10 | .SH NAME | |
| 11 | getusershell, setusershell, endusershell \- get legal user shells | |
| 12 | .SH SYNOPSIS | |
| 13 | .nf | |
| 14 | .B char *getusershell() | |
| 15 | .PP | |
| 16 | .B setusershell() | |
| 17 | .PP | |
| 18 | .B endusershell() | |
| 19 | .fi | |
| 20 | .SH DESCRIPTION | |
| 21 | .I Getusershell | |
| 22 | returns a pointer to a legal user shell as defined by the | |
| 23 | system manager in the file | |
| 24 | .IR /etc/shells . | |
| 25 | If | |
| 26 | .I /etc/shells | |
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27 | is unreadable or does not exist, |
| 28 | .I getusershell | |
| 29 | behaves as if | |
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30 | .I /bin/sh |
| 31 | and | |
| 32 | .I /bin/csh | |
| fe953ca4 | 33 | were listed in the file. |
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34 | .PP |
| 35 | .I Getusershell | |
| 36 | reads the next | |
| 37 | line (opening the file if necessary); | |
| 38 | .I setusershell | |
| 39 | rewinds the file; | |
| 40 | .I endusershell | |
| 41 | closes it. | |
| 42 | .SH FILES | |
| 43 | /etc/shells | |
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44 | .SH "SEE ALSO" |
| 45 | shells(5) | |
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46 | .SH DIAGNOSTICS |
| 47 | The routine | |
| 48 | .I getusershell | |
| fe953ca4 | 49 | returns a null pointer (0) on EOF. |
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50 | .SH BUGS |
| 51 | All information | |
| 52 | is contained in a static area | |
| 53 | so it must be copied if it is | |
| 54 | to be saved. |