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Errors in the 'id' calls 1144 # below are definitely unexpected, so allow the users to see them 1145 # (that is, avoid stderr redirection). 1146 am_uid=`id -u || echo unknown` 1147 am_gid=`id -g || echo unknown` 1148 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 1149 if test $am_uid -le $am_max_uid; then 1150 AC_MSG_RESULT([yes]) 1151 else 1152 AC_MSG_RESULT([no]) 1153 _am_tools=none 1154 fi 1155 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 1156 if test $am_gid -le $am_max_gid; then 1157 AC_MSG_RESULT([yes]) 1158 else 1159 AC_MSG_RESULT([no]) 1160 _am_tools=none 1161 fi], 1162 1163 [pax], 1164 [], 1165 1166 [m4_fatal([Unknown tar format])]) 1167 1168 AC_MSG_CHECKING([how to create a $1 tar archive]) 1169 1170 # Go ahead even if we have the value already cached. We do so because we 1171 # need to set the values for the 'am__tar' and 'am__untar' variables. 1172 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 1173 1174 for _am_tool in $_am_tools; do 1175 case $_am_tool in 1176 gnutar) 1177 for _am_tar in tar gnutar gtar; do 1178 AM_RUN_LOG([$_am_tar --version]) && break 1179 done 1180 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 1181 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 1182 am__untar="$_am_tar -xf -" 1183 ;; 1184 plaintar) 1185 # Must skip GNU tar: if it does not support --format= it doesn't create 1186 # ustar tarball either. 1187 (tar --version) >/dev/null 2>&1 && continue 1188 am__tar='tar chf - "$$tardir"' 1189 am__tar_='tar chf - "$tardir"' 1190 am__untar='tar xf -' 1191 ;; 1192 pax) 1193 am__tar='pax -L -x $1 -w "$$tardir"' 1194 am__tar_='pax -L -x $1 -w "$tardir"' 1195 am__untar='pax -r' 1196 ;; 1197 cpio) 1198 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 1199 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 1200 am__untar='cpio -i -H $1 -d' 1201 ;; 1202 none) 1203 am__tar=false 1204 am__tar_=false 1205 am__untar=false 1206 ;; 1207 esac 1208 1209 # If the value was cached, stop now. We just wanted to have am__tar 1210 # and am__untar set. 1211 test -n "${am_cv_prog_tar_$1}" && break 1212 1213 # tar/untar a dummy directory, and stop if the command works. 1214 rm -rf conftest.dir 1215 mkdir conftest.dir 1216 echo GrepMe > conftest.dir/file 1217 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 1218 rm -rf conftest.dir 1219 if test -s conftest.tar; then 1220 AM_RUN_LOG([$am__untar <conftest.tar]) 1221 AM_RUN_LOG([cat conftest.dir/file]) 1222 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 1223 fi 1224 done 1225 rm -rf conftest.dir 1226 1227 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 1228 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 1229 1230AC_SUBST([am__tar]) 1231AC_SUBST([am__untar]) 1232]) # _AM_PROG_TAR 1233 1234m4_include([m4/ac_system_extensions.m4]) 1235m4_include([m4/acx_check_suncc.m4]) 1236m4_include([m4/ax_cxx_compile_stdcxx.m4]) 1237m4_include([m4/ax_prog_cc_for_build.m4]) 1238m4_include([m4/ax_prog_cxx_for_build.m4]) 1239m4_include([m4/ax_pthread.m4]) 1240m4_include([m4/libtool.m4]) 1241m4_include([m4/ltoptions.m4]) 1242m4_include([m4/ltsugar.m4]) 1243m4_include([m4/ltversion.m4]) 1244m4_include([m4/lt~obsolete.m4]) 1245m4_include([m4/stl_hash.m4]) 1246