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| <h3 class="section">29.13 User Database</h3> |
| |
| <p><a name="index-user-database-3388"></a><a name="index-password-database-3389"></a><a name="index-g_t_002fetc_002fpasswd-3390"></a> |
| This section describes how to search and scan the database of registered |
| users. The database itself is kept in the file <samp><span class="file">/etc/passwd</span></samp> on |
| most systems, but on some systems a special network server gives access |
| to it. |
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| <ul class="menu"> |
| <li><a accesskey="1" href="User-Data-Structure.html#User-Data-Structure">User Data Structure</a>: What each user record contains. |
| <li><a accesskey="2" href="Lookup-User.html#Lookup-User">Lookup User</a>: How to look for a particular user. |
| <li><a accesskey="3" href="Scanning-All-Users.html#Scanning-All-Users">Scanning All Users</a>: Scanning the list of all users, one by one. |
| <li><a accesskey="4" href="Writing-a-User-Entry.html#Writing-a-User-Entry">Writing a User Entry</a>: How a program can rewrite a user's record. |
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