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Make sure there is not a broken 1029 alias in your environment]) 1030 fi 1031 if test "$[2]" = conftest.file || test $am_try -eq 2; then 1032 break 1033 fi 1034 # Just in case. 1035 sleep 1 1036 am_has_slept=yes 1037 done 1038 test "$[2]" = conftest.file 1039 ) 1040then 1041 # Ok. 1042 : 1043else 1044 AC_MSG_ERROR([newly created file is older than distributed files! 1045Check your system clock]) 1046fi 1047AC_MSG_RESULT([yes]) 1048# If we didn't sleep, we still need to ensure time stamps of config.status and 1049# generated files are strictly newer. 1050am_sleep_pid= 1051if grep 'slept: no' conftest.file >/dev/null 2>&1; then 1052 ( sleep 1 ) & 1053 am_sleep_pid=$! 1054fi 1055AC_CONFIG_COMMANDS_PRE( 1056 [AC_MSG_CHECKING([that generated files are newer than configure]) 1057 if test -n "$am_sleep_pid"; then 1058 # Hide warnings about reused PIDs. 1059 wait $am_sleep_pid 2>/dev/null 1060 fi 1061 AC_MSG_RESULT([done])]) 1062rm -f conftest.file 1063]) 1064 1065# Copyright (C) 2009-2017 Free Software Foundation, Inc. 1066# 1067# This file is free software; the Free Software Foundation 1068# gives unlimited permission to copy and/or distribute it, 1069# with or without modifications, as long as this notice is preserved. 1070 1071# AM_SILENT_RULES([DEFAULT]) 1072# -------------------------- 1073# Enable less verbose build rules; with the default set to DEFAULT 1074# ("yes" being less verbose, "no" or empty being verbose). 1075AC_DEFUN([AM_SILENT_RULES], 1076[AC_ARG_ENABLE([silent-rules], [dnl 1077AS_HELP_STRING( 1078 [--enable-silent-rules], 1079 [less verbose build output (undo: "make V=1")]) 1080AS_HELP_STRING( 1081 [--disable-silent-rules], 1082 [verbose build output (undo: "make V=0")])dnl 1083]) 1084case $enable_silent_rules in @%:@ ((( 1085 yes) AM_DEFAULT_VERBOSITY=0;; 1086 no) AM_DEFAULT_VERBOSITY=1;; 1087 *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);; 1088esac 1089dnl 1090dnl A few 'make' implementations (e.g., NonStop OS and NextStep) 1091dnl do not support nested variable expansions. 1092dnl See automake bug#9928 and bug#10237. 1093am_make=${MAKE-make} 1094AC_CACHE_CHECK([whether $am_make supports nested variables], 1095 [am_cv_make_support_nested_variables], 1096 [if AS_ECHO([['TRUE=$(BAR$(V)) 1097BAR0=false 1098BAR1=true 1099V=1 1100am__doit: 1101 @$(TRUE) 1102.PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then 1103 am_cv_make_support_nested_variables=yes 1104else 1105 am_cv_make_support_nested_variables=no 1106fi]) 1107if test $am_cv_make_support_nested_variables = yes; then 1108 dnl Using '$V' instead of '$(V)' breaks IRIX make. 1109 AM_V='$(V)' 1110 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' 1111else 1112 AM_V=$AM_DEFAULT_VERBOSITY 1113 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY 1114fi 1115AC_SUBST([AM_V])dnl 1116AM_SUBST_NOTMAKE([AM_V])dnl 1117AC_SUBST([AM_DEFAULT_V])dnl 1118AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl 1119AC_SUBST([AM_DEFAULT_VERBOSITY])dnl 1120AM_BACKSLASH='\' 1121AC_SUBST([AM_BACKSLASH])dnl 1122_AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl 1123]) 1124 1125# Copyright (C) 2001-2017 Free Software Foundation, Inc. 1126# 1127# This file is free software; the Free Software Foundation 1128# gives unlimited permission to copy and/or distribute it, 1129# with or without modifications, as long as this notice is preserved. 1130 1131# AM_PROG_INSTALL_STRIP 1132# --------------------- 1133# One issue with vendor 'install' (even GNU) is that you can't 1134# specify the program used to strip binaries. 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However 'strip' might not be the right 1144# tool to use in cross-compilation environments, therefore Automake 1145# will honor the 'STRIP' environment variable to overrule this program. 1146dnl Don't test for $cross_compiling = yes, because it might be 'maybe'. 1147if test "$cross_compiling" != no; then 1148 AC_CHECK_TOOL([STRIP], [strip], :) 1149fi 1150INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 1151AC_SUBST([INSTALL_STRIP_PROGRAM])]) 1152 1153# Copyright (C) 2006-2017 Free Software Foundation, Inc. 1154# 1155# This file is free software; the Free Software Foundation 1156# gives unlimited permission to copy and/or distribute it, 1157# with or without modifications, as long as this notice is preserved. 1158 1159# _AM_SUBST_NOTMAKE(VARIABLE) 1160# --------------------------- 1161# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. 1162# This macro is traced by Automake. 1163AC_DEFUN([_AM_SUBST_NOTMAKE]) 1164 1165# AM_SUBST_NOTMAKE(VARIABLE) 1166# -------------------------- 1167# Public sister of _AM_SUBST_NOTMAKE. 1168AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) 1169 1170# Check how to create a tarball. -*- Autoconf -*- 1171 1172# Copyright (C) 2004-2017 Free Software Foundation, Inc. 1173# 1174# This file is free software; the Free Software Foundation 1175# gives unlimited permission to copy and/or distribute it, 1176# with or without modifications, as long as this notice is preserved. 1177 1178# _AM_PROG_TAR(FORMAT) 1179# -------------------- 1180# Check how to create a tarball in format FORMAT. 1181# FORMAT should be one of 'v7', 'ustar', or 'pax'. 1182# 1183# Substitute a variable $(am__tar) that is a command 1184# writing to stdout a FORMAT-tarball containing the directory 1185# $tardir. 1186# tardir=directory && $(am__tar) > result.tar 1187# 1188# Substitute a variable $(am__untar) that extract such 1189# a tarball read from stdin. 1190# $(am__untar) < result.tar 1191# 1192AC_DEFUN([_AM_PROG_TAR], 1193[# Always define AMTAR for backward compatibility. Yes, it's still used 1194# in the wild :-( We should find a proper way to deprecate it ... 1195AC_SUBST([AMTAR], ['$${TAR-tar}']) 1196 1197# We'll loop over all known methods to create a tar archive until one works. 1198_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 1199 1200m4_if([$1], [v7], 1201 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 1202 1203 [m4_case([$1], 1204 [ustar], 1205 [# The POSIX 1988 'ustar' format is defined with fixed-size fields. 1206 # There is notably a 21 bits limit for the UID and the GID. In fact, 1207 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 1208 # and bug#13588). 1209 am_max_uid=2097151 # 2^21 - 1 1210 am_max_gid=$am_max_uid 1211 # The $UID and $GID variables are not portable, so we need to resort 1212 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls 1213 # below are definitely unexpected, so allow the users to see them 1214 # (that is, avoid stderr redirection). 1215 am_uid=`id -u || echo unknown` 1216 am_gid=`id -g || echo unknown` 1217 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 1218 if test $am_uid -le $am_max_uid; then 1219 AC_MSG_RESULT([yes]) 1220 else 1221 AC_MSG_RESULT([no]) 1222 _am_tools=none 1223 fi 1224 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 1225 if test $am_gid -le $am_max_gid; then 1226 AC_MSG_RESULT([yes]) 1227 else 1228 AC_MSG_RESULT([no]) 1229 _am_tools=none 1230 fi], 1231 1232 [pax], 1233 [], 1234 1235 [m4_fatal([Unknown tar format])]) 1236 1237 AC_MSG_CHECKING([how to create a $1 tar archive]) 1238 1239 # Go ahead even if we have the value already cached. We do so because we 1240 # need to set the values for the 'am__tar' and 'am__untar' variables. 1241 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 1242 1243 for _am_tool in $_am_tools; do 1244 case $_am_tool in 1245 gnutar) 1246 for _am_tar in tar gnutar gtar; do 1247 AM_RUN_LOG([$_am_tar --version]) && break 1248 done 1249 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 1250 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 1251 am__untar="$_am_tar -xf -" 1252 ;; 1253 plaintar) 1254 # Must skip GNU tar: if it does not support --format= it doesn't create 1255 # ustar tarball either. 1256 (tar --version) >/dev/null 2>&1 && continue 1257 am__tar='tar chf - "$$tardir"' 1258 am__tar_='tar chf - "$tardir"' 1259 am__untar='tar xf -' 1260 ;; 1261 pax) 1262 am__tar='pax -L -x $1 -w "$$tardir"' 1263 am__tar_='pax -L -x $1 -w "$tardir"' 1264 am__untar='pax -r' 1265 ;; 1266 cpio) 1267 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 1268 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 1269 am__untar='cpio -i -H $1 -d' 1270 ;; 1271 none) 1272 am__tar=false 1273 am__tar_=false 1274 am__untar=false 1275 ;; 1276 esac 1277 1278 # If the value was cached, stop now. We just wanted to have am__tar 1279 # and am__untar set. 1280 test -n "${am_cv_prog_tar_$1}" && break 1281 1282 # tar/untar a dummy directory, and stop if the command works. 1283 rm -rf conftest.dir 1284 mkdir conftest.dir 1285 echo GrepMe > conftest.dir/file 1286 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 1287 rm -rf conftest.dir 1288 if test -s conftest.tar; then 1289 AM_RUN_LOG([$am__untar <conftest.tar]) 1290 AM_RUN_LOG([cat conftest.dir/file]) 1291 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 1292 fi 1293 done 1294 rm -rf conftest.dir 1295 1296 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 1297 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 1298 1299AC_SUBST([am__tar]) 1300AC_SUBST([am__untar]) 1301]) # _AM_PROG_TAR 1302 1303m4_include([m4/ac_find_gap.m4]) 1304m4_include([m4/libtool.m4]) 1305m4_include([m4/ltoptions.m4]) 1306m4_include([m4/ltsugar.m4]) 1307m4_include([m4/ltversion.m4]) 1308m4_include([m4/lt~obsolete.m4]) 1309