55 lines
1.5 KiB
Awk
55 lines
1.5 KiB
Awk
# Copyright (C) 2003-2018 Free Software Foundation, Inc.
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# Contributed by Kelley Cook, June 2004.
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# Original code from Neil Booth, May 2003.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 3, or (at your option) any
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# later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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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; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# This Awk script takes a list of *.opt files and combines them into
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# a three-field sorted list suitable for input into opt[ch]-gen.awk.
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#
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# Usage: awk -f opt-gather.awk file1.opt [...] > outputfile
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function sort(ARRAY, ELEMENTS)
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{
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for (i = 2; i <= ELEMENTS; ++i) {
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for (j = i; ARRAY[j-1] > ARRAY[j]; --j) {
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temp = ARRAY[j]
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ARRAY[j] = ARRAY[j-1]
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ARRAY[j-1] = temp
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}
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}
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return
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}
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BEGIN { numrec = 0 }
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# Ignore comments and blank lines
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/^[ \t]*(;|$)/ { flag = 0; next }
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/^[^ \t]/ { if (flag == 0) {
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record[++numrec] = $0
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flag = 1 }
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else {
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record[numrec] = record[numrec] SUBSEP $0
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}
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}
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# Sort it and output it
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END {
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sort(record,numrec)
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for (i = 1; i <= numrec; i++) {
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print record[i] }
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}
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