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#!/bin/awk -f
#
# libexplain - Explain errno values returned by libc functions
# Copyright (C) 2008 Peter Miller
# Written by Peter Miller <pmiller@opensource.org.au>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
function output_end()
{
if (start == 0)
return;
if (middle != 0)
printf(",")
middle = 1
printf("%d", start);
if (start != finish)
printf("-%d", finish);
start = 0;
finish = 0;
}
function output(n)
{
if (start == 0)
{
start = n
finish = n
return
}
if (n == finish + 1)
{
finish = n;
return
}
output_end();
start = n;
finish = n;
}
function output_even()
{
if ((page[finish] % 2) != 0)
{
output_end();
printf(",_");
}
}
/Page:/ {
page[$3] = $2
if ($3 > max)
max = $3
}
END {
output(1);
output(2);
numtoc = 0
for (j = 3; j <= max; ++j)
{
if (page[j] > 1000)
{
output(j);
numtoc++
}
}
output_even();
for (j = 3; j <= max; ++j)
{
if (page[j] < 1000)
output(j);
}
output_even();
output_end();
printf("\n");
}
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