1LINK(1P) POSIX Programmer's Manual LINK(1P)
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6 This manual page is part of the POSIX Programmer's Manual. The Linux
7 implementation of this interface may differ (consult the corresponding
8 Linux manual page for details of Linux behavior), or the interface may
9 not be implemented on Linux.
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12 link - call link function
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15 link file1 file2
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18 The link utility shall perform the function call:
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21 link(file1, file2);
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23 A user may need appropriate privilege to invoke the link utility.
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26 None.
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29 The following operands shall be supported:
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31 file1 The pathname of an existing file.
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33 file2 The pathname of the new directory entry to be created.
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37 Not used.
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40 Not used.
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43 The following environment variables shall affect the execution of link:
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45 LANG Provide a default value for the internationalization variables
46 that are unset or null. (See the Base Definitions volume of
47 IEEE Std 1003.1-2001, Section 8.2, Internationalization Vari‐
48 ables for the precedence of internationalization variables used
49 to determine the values of locale categories.)
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51 LC_ALL If set to a non-empty string value, override the values of all
52 the other internationalization variables.
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54 LC_CTYPE
55 Determine the locale for the interpretation of sequences of
56 bytes of text data as characters (for example, single-byte as
57 opposed to multi-byte characters in arguments).
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59 LC_MESSAGES
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61 Determine the locale that should be used to affect the format
62 and contents of diagnostic messages written to standard error.
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64 NLSPATH
65 Determine the location of message catalogs for the processing of
66 LC_MESSAGES .
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70 Default.
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73 None.
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76 The standard error shall be used only for diagnostic messages.
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79 None.
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82 None.
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85 The following exit values shall be returned:
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87 0 Successful completion.
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89 >0 An error occurred.
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93 Default.
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95 The following sections are informative.
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98 None.
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101 None.
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104 None.
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107 None.
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110 ln, unlink(), the System Interfaces volume of IEEE Std 1003.1-2001,
111 link()
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114 Portions of this text are reprinted and reproduced in electronic form
115 from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
116 -- Portable Operating System Interface (POSIX), The Open Group Base
117 Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
118 Electrical and Electronics Engineers, Inc and The Open Group. In the
119 event of any discrepancy between this version and the original IEEE and
120 The Open Group Standard, the original IEEE and The Open Group Standard
121 is the referee document. The original Standard can be obtained online
122 at http://www.opengroup.org/unix/online.html .
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126IEEE/The Open Group 2003 LINK(1P)