/usr/share/aclocal/ax_spec_file.m4 is in autoconf-archive 20170928-2.
This file is owned by root:root, with mode 0o644.
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# https://www.gnu.org/software/autoconf-archive/ax_spec_file.html
# ===========================================================================
#
# SYNOPSIS
#
# AX_SPEC_FILE [(rpmspecfile [,subdirpath])]
#
# DESCRIPTION
#
# set the specfile - if no argument has been given then check whether the
# ac_unique_file looks like a .spec file and use it. This macro is
# ac_REQUIRED by many AX_SPEC_ routines.
#
# the AX_SPEC_EXTRACT macro is a helper used by many AX_SPEC_ routines and
# therefore placed here to be automatically included in the macro set of
# (older) aclocal/acinclude.
#
# AX_SPEC_EXTRACT(shellvar [,specvar [,defaultvalue]])
#
# LICENSE
#
# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de>
#
# 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 <https://www.gnu.org/licenses/>.
#
# As a special exception, the respective Autoconf Macro's copyright owner
# gives unlimited permission to copy, distribute and modify the configure
# scripts that are the output of Autoconf when processing the Macro. You
# need not follow the terms of the GNU General Public License when using
# or distributing such scripts, even though portions of the text of the
# Macro appear in them. The GNU General Public License (GPL) does govern
# all other use of the material that constitutes the Autoconf Macro.
#
# This special exception to the GPL applies to versions of the Autoconf
# Macro released by the Autoconf Archive. When you make and distribute a
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
#serial 10
AC_DEFUN([AX_SPEC_FILE],
[ AC_MSG_CHECKING([rpm spec file])
if test ".$1" != "." ; then
ax_spec_file_="$1"
ax_spec_file=`basename $1`
else
case ".$ac_unique_file" in
*.spec) ax_spec_file="$ac_unique_file"
ax_spec_file_="$ac_unique_file" ;;
*) ax_spec_file="TODO"
if test ".$PACKAGE" != "."
then ax_spec_file_="$PACKAGE.spec"
else ax_spec_file_="README"
fi
cat m4_ifset([AS_MESSAGE_LOG_FD],[>&AS_MESSAGE_LOG_FD],[>>config.log]) <<EOF
no ax_spec_file argument has been given, using defaults of
(1) $ax_spec_file_
(2) $ax_spec_file
EOF
;;
esac
fi
# find specfile
for i in ifelse($2,,,$2) . $srcdir $srcdir/.. .. ; do
if test -f "$i/$ax_spec_file_" ; then
ax_spec_dir="$i"
ax_spec_file="$ax_spec_dir/$ax_spec_file_"
break
fi
if test -f "$i/$ax_spec_file" ; then
ax_spec_dir="$i"
ax_spec_file="$ax_spec_dir/$ax_spec_file"
break
fi
done
case "$ax_spec_file" in
./*) if test "$ax_spec_file" = "./$ax_spec_file_" ; then
ax_spec_file="$ax_spec_file_"
fi
AC_MSG_RESULT([$ax_spec_file]) ;;
*/*) AC_MSG_RESULT([$ax_spec_file]) ;;
*) AC_MSG_ERROR([no rpm spec file found]) ;;
esac
m4_define([m4_ax_spec_file],[ax_spec_file])
])
dnl AX_SPEC_EXTRACT(shellvar [,specvar [,defaultvalue]])
AC_DEFUN([AX_SPEC_EXTRACT],
[
if test ".$[]$1" = "." ; then
$1=`grep -i '^[[ ]]*m4_ifval([$2],[$2],[$1])[[ ]]*:' dnl
"$ax_spec_file" | sed -e 's/.*:[[ ]]*//' dnl
-e 's/[[ ]][[ ]]*/ /g' -e 's/^ //' -e 's/ $[]//' -e 'q'`
if test ".$[]$1" = "." ; then
for $1 in $2 $1 m4_tolower([$1]) ; do
$1=`echo "$[]$1" | sed -e 's/^%//g'`
$1=`sed dnl
-e "/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]/!d" dnl
-e "s/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]*//" dnl
-e 's/[[ ]][[ ]]*/ /' -e 's/ $[]//' -e 'q' $ax_spec_file`
test ".$1" != "." && break
done
fi
case ".$[]$1" in
.%{*)
$1=`echo "$[]$1" | sed -e 's/%{//' -e 's/}$[]//'`
$1=`sed dnl
-e "/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]/!d" dnl
-e "s/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]*//" dnl
-e 's/[[ ]][[ ]]*/ /' -e 's/ $[]//' -e 'q' $ax_spec_file` ;;
.%*)
$1=`echo "$[]$1" | sed -e 's/%//'`
$1=`sed dnl
-e "/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]/!d" dnl
-e "s/^%[[ ]]*def[]ine[[ ]][[ ]]*$[]$1[[ ]]*//" dnl
-e 's/[[ ]][[ ]]*/ /' -e 's/ $[]//' -e 'q' $ax_spec_file` ;;
esac
m4_ifval([$3],[test ".$[]$1" = "." && $1="$3"])
fi # test ".$[]$1" = "."
])
|