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fcbef05aae
Hmm rpmlint suggest fsf is using a different address these days, so lets keep it up-to-date
41 lines
1.1 KiB
Awk
Executable File
41 lines
1.1 KiB
Awk
Executable File
#!/usr/bin/awk -f
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#
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# Copyright (C) 2010 Red Hat, Inc. All rights reserved.
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#
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# This file is part of LVM2.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# relpath.awk: Script is used to calculate relative path
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# between two real absolute paths.
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#
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# echo /a/b/c/d /a/b/e/f | relpath.awk
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# -> ../../e/f/
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{
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length_from = split($1, from, "/");
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length_to = split($2, to, "/") ;
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l = 1;
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while (l <= length_from && l <= length_to && from[l] == to[l])
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l++;
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for (i = l; i <= length_from && length(from[i]); i++) {
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if (i > l)
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p = sprintf("%s/", p);
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p = sprintf("%s..", p);
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}
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for (i = l; i <= length_to && length(to[i]); i++) {
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if (length(p) > 0)
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p = sprintf("%s/", p);
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p = sprintf("%s%s", p, to[i]);
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}
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if (length(p))
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p = sprintf("%s/", p);
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print p
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}
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