1FNMATCH(3am) GNU Awk Extension Modules FNMATCH(3am)
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6 fnmatch - compare a string against a filename wildcard
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9 @load "fnmatch"
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11 result = fnmatch(pattern, string, flags)
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14 The fnmatch extension provides an AWK interface to the fnmatch(3) rou‐
15 tine. It adds a single function named fnmatch(), one predefined vari‐
16 able (FNM_NOMATCH), and an array of flag values named FNM.
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18 The first argument is the filename wildcard to match, the second is the
19 filename string, and the third is either zero, or the bitwise OR of one
20 or more of the flags in the FNM array.
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22 The return value is zero on success, FNM_NOMATCH if the string did not
23 match the pattern, or a different non-zero value if an error occurred.
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25 The flags are follows:
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27 FNM["CASEFOLD"]
28 Corresponds to the FNM_CASEFOLD flag as defined in fnmatch(3).
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30 FNM["FILE_NAME"]
31 Corresponds to the FNM_FILE_NAME flag as defined in fnmatch(3).
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33 FNM["LEADING_DIR"]
34 Corresponds to the FNM_LEADING_DIR flag as defined in
35 fnmatch(3).
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37 FNM["NOESCAPE"]
38 Corresponds to the FNM_NOESCAPE flag as defined in fnmatch(3).
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40 FNM["PATHNAME"]
41 Corresponds to the FNM_PATHNAME flag as defined in fnmatch(3).
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43 FNM["PERIOD"]
44 Corresponds to the FNM_PERIOD flag as defined in fnmatch(3).
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47 Nothing prevents AWK code from changing the predefined variable
48 FNM_NOMATCH, but doing so may cause strange results.
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51 @load "fnmatch"
52 ...
53 flags = or(FNM["PERIOD"], FNM["NOESCAPE"])
54 if (fnmatch("*.a", "foo.c", flags) == FNM_NOMATCH)
55 print "no match"
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58 GAWK: Effective AWK Programming, filefuncs(3am), fork(3am),
59 inplace(3am), ordchr(3am), readdir(3am), readfile(3am), revoutput(3am),
60 rwarray(3am), time(3am).
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62 fnmatch(3).
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65 Arnold Robbins, arnold@skeeve.com.
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68 Copyright © 2012, 2013, Free Software Foundation, Inc.
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70 Permission is granted to make and distribute verbatim copies of this
71 manual page provided the copyright notice and this permission notice
72 are preserved on all copies.
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74 Permission is granted to copy and distribute modified versions of this
75 manual page under the conditions for verbatim copying, provided that
76 the entire resulting derived work is distributed under the terms of a
77 permission notice identical to this one.
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79 Permission is granted to copy and distribute translations of this man‐
80 ual page into another language, under the above conditions for modified
81 versions, except that this permission notice may be stated in a trans‐
82 lation approved by the Foundation.
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86Free Software Foundation Jan 15 2013 FNMATCH(3am)