33 lines
904 B
Plaintext
33 lines
904 B
Plaintext
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#!/usr/bin/gawk --re-interval -f
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# the above doesn't work (stupid kernel) but serves as documentation
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# Copyright (c) 2003-2004, 2006 Seth W. Klein <sk@sethwklein.net>
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# Licensed under the Open Software License version 3.0
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# See the file COPYING in the distribution tarball or
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# http://www.opensource.org/licenses/osl-3.0.txt
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BEGIN {
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if (strip == "yes") {
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strip = 1
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format = "%s\t%s\t%s\n"
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header_printed = 1
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} else {
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strip = 0
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print "# See also: protocols(5)" \
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", http://www.sethwklein.net/projects/iana-etc/\n#"
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format = "%-12s %3s %-12s # %s\n"
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header_printed = 0
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}
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}
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{ sub(/\r/, "") }
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match($0, /^[ \t]+([0-9]+)[ \t]{1,5}([^ \t]+)(.*)/, f) {
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if ( ! header_printed) {
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printf format, "# protocol", "num", "aliases", "comments"
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header_printed = 1;
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}
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sub(/^[ \t]*/, "", f[3])
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printf format, tolower(f[2]), f[1], f[2], f[3]
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next
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}
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!strip { print "# " $0 }
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