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#!/usr/bin/env bash
# Convenience script to rename test cases in Automake.
# Copyright (C) 2013 Free Software Foundation, Inc.
# 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 2, 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/>.
set -e -u
me=${0##*/}
fatal () { echo "$me: $*" >&2; exit 1; }
case $# in
0) input=$(cat);;
1) input=$(cat -- "$1");;
*) fatal "too many arguments";;
esac
AWK=${AWK-awk}
SED=${SED-sed}
[[ -f bin/automake.in && -d lib/Automake ]] \
|| fatal "can only be run from the top-level of the Automake source tree"
$SED --version 2>&1 | grep GNU >/dev/null 2>&1 \
|| fatal "GNU sed is required by this script"
# Validate and cleanup input.
input=$(
$AWK -v me="$me" "
/^#/ { next; }
(NF == 0) { next; }
(NF != 2) { print me \": wrong number of fields at line \" NR;
exit(1); }
{ printf (\"t/%s t/%s\\n\", \$1, \$2); }
" <<<"$input")
# Prepare git commit message.
exec 5>$me.git-msg
echo "tests: more significant names for some tests" >&5
echo >&5
$AWK >&5 <<<"$input" \
'{ printf ("* %s: Rename...\n* %s: ... like this.\n", $1, $2) }'
exec 5>&-
# Rename tests.
eval "$($AWK '{ printf ("git mv %s %s\n", $1, $2) }' <<<"$input")"
# Adjust the list of tests (do this conditionally, since such a
# list is not required nor used in Automake-NG.
if test -f t/list-of-tests.mk; then
$SED -e "$($AWK '{ printf ("s|^%s |%s |\n", $1, $2) }' <<<"$input")" \
-i t/list-of-tests.mk
fi
git status
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