1# generated automatically by aclocal 1.16.5 -*- Autoconf -*- 2 3# Copyright (C) 1996-2021 Free Software Foundation, Inc. 4 5# This file is free software; the Free Software Foundation 6# gives unlimited permission to copy and/or distribute it, 7# with or without modifications, as long as this notice is preserved. 8 9# This program is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY, to the extent permitted by law; without 11# even the implied warranty of MERCHANTABILITY or FITNESS FOR A 12# PARTICULAR PURPOSE. 13 14m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])]) 15m4_ifndef([AC_AUTOCONF_VERSION], 16 [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl 17m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.71],, 18[m4_warning([this file was generated for autoconf 2.71. 19You have another version of autoconf. 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Yes, it's still used 1156# in the wild :-( We should find a proper way to deprecate it ... 1157AC_SUBST([AMTAR], ['$${TAR-tar}']) 1158 1159# We'll loop over all known methods to create a tar archive until one works. 1160_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 1161 1162m4_if([$1], [v7], 1163 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 1164 1165 [m4_case([$1], 1166 [ustar], 1167 [# The POSIX 1988 'ustar' format is defined with fixed-size fields. 1168 # There is notably a 21 bits limit for the UID and the GID. In fact, 1169 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 1170 # and bug#13588). 1171 am_max_uid=2097151 # 2^21 - 1 1172 am_max_gid=$am_max_uid 1173 # The $UID and $GID variables are not portable, so we need to resort 1174 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls 1175 # below are definitely unexpected, so allow the users to see them 1176 # (that is, avoid stderr redirection). 1177 am_uid=`id -u || echo unknown` 1178 am_gid=`id -g || echo unknown` 1179 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 1180 if test $am_uid -le $am_max_uid; then 1181 AC_MSG_RESULT([yes]) 1182 else 1183 AC_MSG_RESULT([no]) 1184 _am_tools=none 1185 fi 1186 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 1187 if test $am_gid -le $am_max_gid; then 1188 AC_MSG_RESULT([yes]) 1189 else 1190 AC_MSG_RESULT([no]) 1191 _am_tools=none 1192 fi], 1193 1194 [pax], 1195 [], 1196 1197 [m4_fatal([Unknown tar format])]) 1198 1199 AC_MSG_CHECKING([how to create a $1 tar archive]) 1200 1201 # Go ahead even if we have the value already cached. We do so because we 1202 # need to set the values for the 'am__tar' and 'am__untar' variables. 1203 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 1204 1205 for _am_tool in $_am_tools; do 1206 case $_am_tool in 1207 gnutar) 1208 for _am_tar in tar gnutar gtar; do 1209 AM_RUN_LOG([$_am_tar --version]) && break 1210 done 1211 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 1212 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 1213 am__untar="$_am_tar -xf -" 1214 ;; 1215 plaintar) 1216 # Must skip GNU tar: if it does not support --format= it doesn't create 1217 # ustar tarball either. 1218 (tar --version) >/dev/null 2>&1 && continue 1219 am__tar='tar chf - "$$tardir"' 1220 am__tar_='tar chf - "$tardir"' 1221 am__untar='tar xf -' 1222 ;; 1223 pax) 1224 am__tar='pax -L -x $1 -w "$$tardir"' 1225 am__tar_='pax -L -x $1 -w "$tardir"' 1226 am__untar='pax -r' 1227 ;; 1228 cpio) 1229 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 1230 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 1231 am__untar='cpio -i -H $1 -d' 1232 ;; 1233 none) 1234 am__tar=false 1235 am__tar_=false 1236 am__untar=false 1237 ;; 1238 esac 1239 1240 # If the value was cached, stop now. We just wanted to have am__tar 1241 # and am__untar set. 1242 test -n "${am_cv_prog_tar_$1}" && break 1243 1244 # tar/untar a dummy directory, and stop if the command works. 1245 rm -rf conftest.dir 1246 mkdir conftest.dir 1247 echo GrepMe > conftest.dir/file 1248 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 1249 rm -rf conftest.dir 1250 if test -s conftest.tar; then 1251 AM_RUN_LOG([$am__untar <conftest.tar]) 1252 AM_RUN_LOG([cat conftest.dir/file]) 1253 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 1254 fi 1255 done 1256 rm -rf conftest.dir 1257 1258 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 1259 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 1260 1261AC_SUBST([am__tar]) 1262AC_SUBST([am__untar]) 1263]) # _AM_PROG_TAR 1264 1265m4_include([m4/libtool.m4]) 1266m4_include([m4/ltoptions.m4]) 1267m4_include([m4/ltsugar.m4]) 1268m4_include([m4/ltversion.m4]) 1269m4_include([m4/lt~obsolete.m4]) 1270m4_include([acinclude.m4]) 1271