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#!/usr/bin/awk
#
# check - check the regression output for problems
#
# Copyright (C) 1999-2006 Landon Curt Noll
#
# Calc is open software; you can redistribute it and/or modify it under
# the terms of the version 2.1 of the GNU Lesser General Public License
# as published by the Free Software Foundation.
#
# Calc 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 Lesser General
# Public License for more details.
#
# A copy of version 2.1 of the GNU Lesser General Public License is
# distributed with calc under the filename COPYING-LGPL. You should have
# received a copy with calc; if not, write to Free Software Foundation, Inc.
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
#
# @(#) $Revision: 29.5 $
# @(#) $Id: check.awk,v 29.5 2006/09/18 08:01:13 chongo Exp $
# @(#) $Source: /usr/local/src/cmd/calc/RCS/check.awk,v $
#
# Under source code control: 1996/05/25 22:07:58
# File existed as early as: 1996
#
# chongo <was here> /\oo/\ http://www.isthe.com/chongo/
# Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
#
# This awk script will print 3 lines before and after any non-blank line that
# does not begin with a number. This allows the 'make debug' rule to remove
# all non-interest lines the the 'make check' regression output while providing
# 3 lines of context around unexpected output.
#
BEGIN {
havebuf0=0;
buf0=0;
havebuf1=0;
buf1=0;
havebuf2=0;
buf2=0;
error = 0;
end_seen = 0;
}
NF == 0 {
if (error > 0) {
if (havebuf2) {
print buf2;
}
--error;
}
buf2 = buf1;
havebuf2 = havebuf1;
buf1 = buf0;
havebuf1 = havebuf0;
buf0 = $0;
havebuf0 = 1;
next;
}
/: Ending regression tests$/ {
end_seen = 1;
}
$1 ~ /^[0-9]+:/ || $1 ~ /^[0-9]+-[0-9]*:/ || $1 ~ /^"\)\)$/ {
if (error > 0) {
if (havebuf2) {
print buf2;
}
--error;
}
buf2 = buf1;
havebuf2 = havebuf1;
buf1 = buf0;
havebuf1 = havebuf0;
buf0 = $0;
havebuf0 = 1;
next;
}
{
error = 6;
if (havebuf2) {
print buf2;
}
buf2 = buf1;
havebuf2 = havebuf1;
buf1 = buf0;
havebuf1 = havebuf0;
buf0 = $0;
havebuf0 = 1;
next;
}
END {
if (error > 0 && havebuf2) {
print buf2;
--error;
}
if (error > 0 && havebuf1) {
print buf1;
--error;
}
if (error > 0 && havebuf0) {
print buf0;
}
if (error > 0 || !end_seen) {
exit(1);
} else {
exit(0);
}
}
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