aclocal.m4 38 KB

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  1. # generated automatically by aclocal 1.11.1 -*- Autoconf -*-
  2. # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
  3. # 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
  4. # This file is free software; the Free Software Foundation
  5. # gives unlimited permission to copy and/or distribute it,
  6. # with or without modifications, as long as this notice is preserved.
  7. # This program is distributed in the hope that it will be useful,
  8. # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  9. # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  10. # PARTICULAR PURPOSE.
  11. m4_ifndef([AC_AUTOCONF_VERSION],
  12. [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
  13. m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.68],,
  14. [m4_warning([this file was generated for autoconf 2.68.
  15. You have another version of autoconf. It may work, but is not guaranteed to.
  16. If you have problems, you may need to regenerate the build system entirely.
  17. To do so, use the procedure documented by the package, typically `autoreconf'.])])
  18. # Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
  19. #
  20. # This file is free software; the Free Software Foundation
  21. # gives unlimited permission to copy and/or distribute it,
  22. # with or without modifications, as long as this notice is preserved.
  23. # AM_AUTOMAKE_VERSION(VERSION)
  24. # ----------------------------
  25. # Automake X.Y traces this macro to ensure aclocal.m4 has been
  26. # generated from the m4 files accompanying Automake X.Y.
  27. # (This private macro should not be called outside this file.)
  28. AC_DEFUN([AM_AUTOMAKE_VERSION],
  29. [am__api_version='1.11'
  30. dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
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  35. # _AM_AUTOCONF_VERSION(VERSION)
  36. # -----------------------------
  37. # aclocal traces this macro to find the Autoconf version.
  38. # This is a private macro too. Using m4_define simplifies
  39. # the logic in aclocal, which can simply ignore this definition.
  40. m4_define([_AM_AUTOCONF_VERSION], [])
  41. # AM_SET_CURRENT_AUTOMAKE_VERSION
  42. # -------------------------------
  43. # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
  44. # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
  45. AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
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  47. m4_ifndef([AC_AUTOCONF_VERSION],
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  49. _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
  50. # AM_AUX_DIR_EXPAND -*- Autoconf -*-
  51. # Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
  52. #
  53. # This file is free software; the Free Software Foundation
  54. # gives unlimited permission to copy and/or distribute it,
  55. # with or without modifications, as long as this notice is preserved.
  56. # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
  57. # $ac_aux_dir to `$srcdir/foo'. In other projects, it is set to
  58. # `$srcdir', `$srcdir/..', or `$srcdir/../..'.
  59. #
  60. # Of course, Automake must honor this variable whenever it calls a
  61. # tool from the auxiliary directory. The problem is that $srcdir (and
  62. # therefore $ac_aux_dir as well) can be either absolute or relative,
  63. # depending on how configure is run. This is pretty annoying, since
  64. # it makes $ac_aux_dir quite unusable in subdirectories: in the top
  65. # source directory, any form will work fine, but in subdirectories a
  66. # relative path needs to be adjusted first.
  67. #
  68. # $ac_aux_dir/missing
  69. # fails when called from a subdirectory if $ac_aux_dir is relative
  70. # $top_srcdir/$ac_aux_dir/missing
  71. # fails if $ac_aux_dir is absolute,
  72. # fails when called from a subdirectory in a VPATH build with
  73. # a relative $ac_aux_dir
  74. #
  75. # The reason of the latter failure is that $top_srcdir and $ac_aux_dir
  76. # are both prefixed by $srcdir. In an in-source build this is usually
  77. # harmless because $srcdir is `.', but things will broke when you
  78. # start a VPATH build or use an absolute $srcdir.
  79. #
  80. # So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
  81. # iff we strip the leading $srcdir from $ac_aux_dir. That would be:
  82. # am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
  83. # and then we would define $MISSING as
  84. # MISSING="\${SHELL} $am_aux_dir/missing"
  85. # This will work as long as MISSING is not called from configure, because
  86. # unfortunately $(top_srcdir) has no meaning in configure.
  87. # However there are other variables, like CC, which are often used in
  88. # configure, and could therefore not use this "fixed" $ac_aux_dir.
  89. #
  90. # Another solution, used here, is to always expand $ac_aux_dir to an
  91. # absolute PATH. The drawback is that using absolute paths prevent a
  92. # configured tree to be moved without reconfiguration.
  93. AC_DEFUN([AM_AUX_DIR_EXPAND],
  94. [dnl Rely on autoconf to set up CDPATH properly.
  95. AC_PREREQ([2.50])dnl
  96. # expand $ac_aux_dir to an absolute path
  97. am_aux_dir=`cd $ac_aux_dir && pwd`
  98. ])
  99. # AM_CONDITIONAL -*- Autoconf -*-
  100. # Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008
  101. # Free Software Foundation, Inc.
  102. #
  103. # This file is free software; the Free Software Foundation
  104. # gives unlimited permission to copy and/or distribute it,
  105. # with or without modifications, as long as this notice is preserved.
  106. # serial 9
  107. # AM_CONDITIONAL(NAME, SHELL-CONDITION)
  108. # -------------------------------------
  109. # Define a conditional.
  110. AC_DEFUN([AM_CONDITIONAL],
  111. [AC_PREREQ(2.52)dnl
  112. ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
  113. [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
  114. AC_SUBST([$1_TRUE])dnl
  115. AC_SUBST([$1_FALSE])dnl
  116. _AM_SUBST_NOTMAKE([$1_TRUE])dnl
  117. _AM_SUBST_NOTMAKE([$1_FALSE])dnl
  118. m4_define([_AM_COND_VALUE_$1], [$2])dnl
  119. if $2; then
  120. $1_TRUE=
  121. $1_FALSE='#'
  122. else
  123. $1_TRUE='#'
  124. $1_FALSE=
  125. fi
  126. AC_CONFIG_COMMANDS_PRE(
  127. [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
  128. AC_MSG_ERROR([[conditional "$1" was never defined.
  129. Usually this means the macro was only invoked conditionally.]])
  130. fi])])
  131. # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009
  132. # Free Software Foundation, Inc.
  133. #
  134. # This file is free software; the Free Software Foundation
  135. # gives unlimited permission to copy and/or distribute it,
  136. # with or without modifications, as long as this notice is preserved.
  137. # serial 10
  138. # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
  139. # written in clear, in which case automake, when reading aclocal.m4,
  140. # will think it sees a *use*, and therefore will trigger all it's
  141. # C support machinery. Also note that it means that autoscan, seeing
  142. # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
  143. # _AM_DEPENDENCIES(NAME)
  144. # ----------------------
  145. # See how the compiler implements dependency checking.
  146. # NAME is "CC", "CXX", "GCJ", or "OBJC".
  147. # We try a few techniques and use that to set a single cache variable.
  148. #
  149. # We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
  150. # modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
  151. # dependency, and given that the user is not expected to run this macro,
  152. # just rely on AC_PROG_CC.
  153. AC_DEFUN([_AM_DEPENDENCIES],
  154. [AC_REQUIRE([AM_SET_DEPDIR])dnl
  155. AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
  156. AC_REQUIRE([AM_MAKE_INCLUDE])dnl
  157. AC_REQUIRE([AM_DEP_TRACK])dnl
  158. ifelse([$1], CC, [depcc="$CC" am_compiler_list=],
  159. [$1], CXX, [depcc="$CXX" am_compiler_list=],
  160. [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
  161. [$1], UPC, [depcc="$UPC" am_compiler_list=],
  162. [$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
  163. [depcc="$$1" am_compiler_list=])
  164. AC_CACHE_CHECK([dependency style of $depcc],
  165. [am_cv_$1_dependencies_compiler_type],
  166. [if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
  167. # We make a subdir and do the tests there. Otherwise we can end up
  168. # making bogus files that we don't know about and never remove. For
  169. # instance it was reported that on HP-UX the gcc test will end up
  170. # making a dummy file named `D' -- because `-MD' means `put the output
  171. # in D'.
  172. mkdir conftest.dir
  173. # Copy depcomp to subdir because otherwise we won't find it if we're
  174. # using a relative directory.
  175. cp "$am_depcomp" conftest.dir
  176. cd conftest.dir
  177. # We will build objects and dependencies in a subdirectory because
  178. # it helps to detect inapplicable dependency modes. For instance
  179. # both Tru64's cc and ICC support -MD to output dependencies as a
  180. # side effect of compilation, but ICC will put the dependencies in
  181. # the current directory while Tru64 will put them in the object
  182. # directory.
  183. mkdir sub
  184. am_cv_$1_dependencies_compiler_type=none
  185. if test "$am_compiler_list" = ""; then
  186. am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
  187. fi
  188. am__universal=false
  189. m4_case([$1], [CC],
  190. [case " $depcc " in #(
  191. *\ -arch\ *\ -arch\ *) am__universal=true ;;
  192. esac],
  193. [CXX],
  194. [case " $depcc " in #(
  195. *\ -arch\ *\ -arch\ *) am__universal=true ;;
  196. esac])
  197. for depmode in $am_compiler_list; do
  198. # Setup a source with many dependencies, because some compilers
  199. # like to wrap large dependency lists on column 80 (with \), and
  200. # we should not choose a depcomp mode which is confused by this.
  201. #
  202. # We need to recreate these files for each test, as the compiler may
  203. # overwrite some of them when testing with obscure command lines.
  204. # This happens at least with the AIX C compiler.
  205. : > sub/conftest.c
  206. for i in 1 2 3 4 5 6; do
  207. echo '#include "conftst'$i'.h"' >> sub/conftest.c
  208. # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
  209. # Solaris 8's {/usr,}/bin/sh.
  210. touch sub/conftst$i.h
  211. done
  212. echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
  213. # We check with `-c' and `-o' for the sake of the "dashmstdout"
  214. # mode. It turns out that the SunPro C++ compiler does not properly
  215. # handle `-M -o', and we need to detect this. Also, some Intel
  216. # versions had trouble with output in subdirs
  217. am__obj=sub/conftest.${OBJEXT-o}
  218. am__minus_obj="-o $am__obj"
  219. case $depmode in
  220. gcc)
  221. # This depmode causes a compiler race in universal mode.
  222. test "$am__universal" = false || continue
  223. ;;
  224. nosideeffect)
  225. # after this tag, mechanisms are not by side-effect, so they'll
  226. # only be used when explicitly requested
  227. if test "x$enable_dependency_tracking" = xyes; then
  228. continue
  229. else
  230. break
  231. fi
  232. ;;
  233. msvisualcpp | msvcmsys)
  234. # This compiler won't grok `-c -o', but also, the minuso test has
  235. # not run yet. These depmodes are late enough in the game, and
  236. # so weak that their functioning should not be impacted.
  237. am__obj=conftest.${OBJEXT-o}
  238. am__minus_obj=
  239. ;;
  240. none) break ;;
  241. esac
  242. if depmode=$depmode \
  243. source=sub/conftest.c object=$am__obj \
  244. depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
  245. $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
  246. >/dev/null 2>conftest.err &&
  247. grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
  248. grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
  249. grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
  250. ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
  251. # icc doesn't choke on unknown options, it will just issue warnings
  252. # or remarks (even with -Werror). So we grep stderr for any message
  253. # that says an option was ignored or not supported.
  254. # When given -MP, icc 7.0 and 7.1 complain thusly:
  255. # icc: Command line warning: ignoring option '-M'; no argument required
  256. # The diagnosis changed in icc 8.0:
  257. # icc: Command line remark: option '-MP' not supported
  258. if (grep 'ignoring option' conftest.err ||
  259. grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
  260. am_cv_$1_dependencies_compiler_type=$depmode
  261. break
  262. fi
  263. fi
  264. done
  265. cd ..
  266. rm -rf conftest.dir
  267. else
  268. am_cv_$1_dependencies_compiler_type=none
  269. fi
  270. ])
  271. AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
  272. AM_CONDITIONAL([am__fastdep$1], [
  273. test "x$enable_dependency_tracking" != xno \
  274. && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
  275. ])
  276. # AM_SET_DEPDIR
  277. # -------------
  278. # Choose a directory name for dependency files.
  279. # This macro is AC_REQUIREd in _AM_DEPENDENCIES
  280. AC_DEFUN([AM_SET_DEPDIR],
  281. [AC_REQUIRE([AM_SET_LEADING_DOT])dnl
  282. AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
  283. ])
  284. # AM_DEP_TRACK
  285. # ------------
  286. AC_DEFUN([AM_DEP_TRACK],
  287. [AC_ARG_ENABLE(dependency-tracking,
  288. [ --disable-dependency-tracking speeds up one-time build
  289. --enable-dependency-tracking do not reject slow dependency extractors])
  290. if test "x$enable_dependency_tracking" != xno; then
  291. am_depcomp="$ac_aux_dir/depcomp"
  292. AMDEPBACKSLASH='\'
  293. fi
  294. AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
  295. AC_SUBST([AMDEPBACKSLASH])dnl
  296. _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
  297. ])
  298. # Generate code to set up dependency tracking. -*- Autoconf -*-
  299. # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008
  300. # Free Software Foundation, Inc.
  301. #
  302. # This file is free software; the Free Software Foundation
  303. # gives unlimited permission to copy and/or distribute it,
  304. # with or without modifications, as long as this notice is preserved.
  305. #serial 5
  306. # _AM_OUTPUT_DEPENDENCY_COMMANDS
  307. # ------------------------------
  308. AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
  309. [{
  310. # Autoconf 2.62 quotes --file arguments for eval, but not when files
  311. # are listed without --file. Let's play safe and only enable the eval
  312. # if we detect the quoting.
  313. case $CONFIG_FILES in
  314. *\'*) eval set x "$CONFIG_FILES" ;;
  315. *) set x $CONFIG_FILES ;;
  316. esac
  317. shift
  318. for mf
  319. do
  320. # Strip MF so we end up with the name of the file.
  321. mf=`echo "$mf" | sed -e 's/:.*$//'`
  322. # Check whether this is an Automake generated Makefile or not.
  323. # We used to match only the files named `Makefile.in', but
  324. # some people rename them; so instead we look at the file content.
  325. # Grep'ing the first line is not enough: some people post-process
  326. # each Makefile.in and add a new line on top of each file to say so.
  327. # Grep'ing the whole file is not good either: AIX grep has a line
  328. # limit of 2048, but all sed's we know have understand at least 4000.
  329. if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
  330. dirpart=`AS_DIRNAME("$mf")`
  331. else
  332. continue
  333. fi
  334. # Extract the definition of DEPDIR, am__include, and am__quote
  335. # from the Makefile without running `make'.
  336. DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
  337. test -z "$DEPDIR" && continue
  338. am__include=`sed -n 's/^am__include = //p' < "$mf"`
  339. test -z "am__include" && continue
  340. am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
  341. # When using ansi2knr, U may be empty or an underscore; expand it
  342. U=`sed -n 's/^U = //p' < "$mf"`
  343. # Find all dependency output files, they are included files with
  344. # $(DEPDIR) in their names. We invoke sed twice because it is the
  345. # simplest approach to changing $(DEPDIR) to its actual value in the
  346. # expansion.
  347. for file in `sed -n "
  348. s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
  349. sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
  350. # Make sure the directory exists.
  351. test -f "$dirpart/$file" && continue
  352. fdir=`AS_DIRNAME(["$file"])`
  353. AS_MKDIR_P([$dirpart/$fdir])
  354. # echo "creating $dirpart/$file"
  355. echo '# dummy' > "$dirpart/$file"
  356. done
  357. done
  358. }
  359. ])# _AM_OUTPUT_DEPENDENCY_COMMANDS
  360. # AM_OUTPUT_DEPENDENCY_COMMANDS
  361. # -----------------------------
  362. # This macro should only be invoked once -- use via AC_REQUIRE.
  363. #
  364. # This code is only required when automatic dependency tracking
  365. # is enabled. FIXME. This creates each `.P' file that we will
  366. # need in order to bootstrap the dependency handling code.
  367. AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
  368. [AC_CONFIG_COMMANDS([depfiles],
  369. [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
  370. [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
  371. ])
  372. # Do all the work for Automake. -*- Autoconf -*-
  373. # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
  374. # 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
  375. #
  376. # This file is free software; the Free Software Foundation
  377. # gives unlimited permission to copy and/or distribute it,
  378. # with or without modifications, as long as this notice is preserved.
  379. # serial 16
  380. # This macro actually does too much. Some checks are only needed if
  381. # your package does certain things. But this isn't really a big deal.
  382. # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
  383. # AM_INIT_AUTOMAKE([OPTIONS])
  384. # -----------------------------------------------
  385. # The call with PACKAGE and VERSION arguments is the old style
  386. # call (pre autoconf-2.50), which is being phased out. PACKAGE
  387. # and VERSION should now be passed to AC_INIT and removed from
  388. # the call to AM_INIT_AUTOMAKE.
  389. # We support both call styles for the transition. After
  390. # the next Automake release, Autoconf can make the AC_INIT
  391. # arguments mandatory, and then we can depend on a new Autoconf
  392. # release and drop the old call support.
  393. AC_DEFUN([AM_INIT_AUTOMAKE],
  394. [AC_PREREQ([2.62])dnl
  395. dnl Autoconf wants to disallow AM_ names. We explicitly allow
  396. dnl the ones we care about.
  397. m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
  398. AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
  399. AC_REQUIRE([AC_PROG_INSTALL])dnl
  400. if test "`cd $srcdir && pwd`" != "`pwd`"; then
  401. # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
  402. # is not polluted with repeated "-I."
  403. AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
  404. # test to see if srcdir already configured
  405. if test -f $srcdir/config.status; then
  406. AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
  407. fi
  408. fi
  409. # test whether we have cygpath
  410. if test -z "$CYGPATH_W"; then
  411. if (cygpath --version) >/dev/null 2>/dev/null; then
  412. CYGPATH_W='cygpath -w'
  413. else
  414. CYGPATH_W=echo
  415. fi
  416. fi
  417. AC_SUBST([CYGPATH_W])
  418. # Define the identity of the package.
  419. dnl Distinguish between old-style and new-style calls.
  420. m4_ifval([$2],
  421. [m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
  422. AC_SUBST([PACKAGE], [$1])dnl
  423. AC_SUBST([VERSION], [$2])],
  424. [_AM_SET_OPTIONS([$1])dnl
  425. dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
  426. m4_if(m4_ifdef([AC_PACKAGE_NAME], 1)m4_ifdef([AC_PACKAGE_VERSION], 1), 11,,
  427. [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
  428. AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
  429. AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
  430. _AM_IF_OPTION([no-define],,
  431. [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
  432. AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
  433. # Some tools Automake needs.
  434. AC_REQUIRE([AM_SANITY_CHECK])dnl
  435. AC_REQUIRE([AC_ARG_PROGRAM])dnl
  436. AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
  437. AM_MISSING_PROG(AUTOCONF, autoconf)
  438. AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
  439. AM_MISSING_PROG(AUTOHEADER, autoheader)
  440. AM_MISSING_PROG(MAKEINFO, makeinfo)
  441. AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
  442. AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
  443. AC_REQUIRE([AM_PROG_MKDIR_P])dnl
  444. # We need awk for the "check" target. The system "awk" is bad on
  445. # some platforms.
  446. AC_REQUIRE([AC_PROG_AWK])dnl
  447. AC_REQUIRE([AC_PROG_MAKE_SET])dnl
  448. AC_REQUIRE([AM_SET_LEADING_DOT])dnl
  449. _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
  450. [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
  451. [_AM_PROG_TAR([v7])])])
  452. _AM_IF_OPTION([no-dependencies],,
  453. [AC_PROVIDE_IFELSE([AC_PROG_CC],
  454. [_AM_DEPENDENCIES(CC)],
  455. [define([AC_PROG_CC],
  456. defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
  457. AC_PROVIDE_IFELSE([AC_PROG_CXX],
  458. [_AM_DEPENDENCIES(CXX)],
  459. [define([AC_PROG_CXX],
  460. defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
  461. AC_PROVIDE_IFELSE([AC_PROG_OBJC],
  462. [_AM_DEPENDENCIES(OBJC)],
  463. [define([AC_PROG_OBJC],
  464. defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
  465. ])
  466. _AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl
  467. dnl The `parallel-tests' driver may need to know about EXEEXT, so add the
  468. dnl `am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This macro
  469. dnl is hooked onto _AC_COMPILER_EXEEXT early, see below.
  470. AC_CONFIG_COMMANDS_PRE(dnl
  471. [m4_provide_if([_AM_COMPILER_EXEEXT],
  472. [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
  473. ])
  474. dnl Hook into `_AC_COMPILER_EXEEXT' early to learn its expansion. Do not
  475. dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
  476. dnl mangled by Autoconf and run in a shell conditional statement.
  477. m4_define([_AC_COMPILER_EXEEXT],
  478. m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
  479. # When config.status generates a header, we must update the stamp-h file.
  480. # This file resides in the same directory as the config header
  481. # that is generated. The stamp files are numbered to have different names.
  482. # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
  483. # loop where config.status creates the headers, so we can generate
  484. # our stamp files there.
  485. AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
  486. [# Compute $1's index in $config_headers.
  487. _am_arg=$1
  488. _am_stamp_count=1
  489. for _am_header in $config_headers :; do
  490. case $_am_header in
  491. $_am_arg | $_am_arg:* )
  492. break ;;
  493. * )
  494. _am_stamp_count=`expr $_am_stamp_count + 1` ;;
  495. esac
  496. done
  497. echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
  498. # Copyright (C) 2001, 2003, 2005, 2008 Free Software Foundation, Inc.
  499. #
  500. # This file is free software; the Free Software Foundation
  501. # gives unlimited permission to copy and/or distribute it,
  502. # with or without modifications, as long as this notice is preserved.
  503. # AM_PROG_INSTALL_SH
  504. # ------------------
  505. # Define $install_sh.
  506. AC_DEFUN([AM_PROG_INSTALL_SH],
  507. [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
  508. if test x"${install_sh}" != xset; then
  509. case $am_aux_dir in
  510. *\ * | *\ *)
  511. install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
  512. *)
  513. install_sh="\${SHELL} $am_aux_dir/install-sh"
  514. esac
  515. fi
  516. AC_SUBST(install_sh)])
  517. # Copyright (C) 2003, 2005 Free Software Foundation, Inc.
  518. #
  519. # This file is free software; the Free Software Foundation
  520. # gives unlimited permission to copy and/or distribute it,
  521. # with or without modifications, as long as this notice is preserved.
  522. # serial 2
  523. # Check whether the underlying file-system supports filenames
  524. # with a leading dot. For instance MS-DOS doesn't.
  525. AC_DEFUN([AM_SET_LEADING_DOT],
  526. [rm -rf .tst 2>/dev/null
  527. mkdir .tst 2>/dev/null
  528. if test -d .tst; then
  529. am__leading_dot=.
  530. else
  531. am__leading_dot=_
  532. fi
  533. rmdir .tst 2>/dev/null
  534. AC_SUBST([am__leading_dot])])
  535. # Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
  536. # From Jim Meyering
  537. # Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2008
  538. # Free Software Foundation, Inc.
  539. #
  540. # This file is free software; the Free Software Foundation
  541. # gives unlimited permission to copy and/or distribute it,
  542. # with or without modifications, as long as this notice is preserved.
  543. # serial 5
  544. # AM_MAINTAINER_MODE([DEFAULT-MODE])
  545. # ----------------------------------
  546. # Control maintainer-specific portions of Makefiles.
  547. # Default is to disable them, unless `enable' is passed literally.
  548. # For symmetry, `disable' may be passed as well. Anyway, the user
  549. # can override the default with the --enable/--disable switch.
  550. AC_DEFUN([AM_MAINTAINER_MODE],
  551. [m4_case(m4_default([$1], [disable]),
  552. [enable], [m4_define([am_maintainer_other], [disable])],
  553. [disable], [m4_define([am_maintainer_other], [enable])],
  554. [m4_define([am_maintainer_other], [enable])
  555. m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])])
  556. AC_MSG_CHECKING([whether to am_maintainer_other maintainer-specific portions of Makefiles])
  557. dnl maintainer-mode's default is 'disable' unless 'enable' is passed
  558. AC_ARG_ENABLE([maintainer-mode],
  559. [ --][am_maintainer_other][-maintainer-mode am_maintainer_other make rules and dependencies not useful
  560. (and sometimes confusing) to the casual installer],
  561. [USE_MAINTAINER_MODE=$enableval],
  562. [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))
  563. AC_MSG_RESULT([$USE_MAINTAINER_MODE])
  564. AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])
  565. MAINT=$MAINTAINER_MODE_TRUE
  566. AC_SUBST([MAINT])dnl
  567. ]
  568. )
  569. AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
  570. # Check to see how 'make' treats includes. -*- Autoconf -*-
  571. # Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation, Inc.
  572. #
  573. # This file is free software; the Free Software Foundation
  574. # gives unlimited permission to copy and/or distribute it,
  575. # with or without modifications, as long as this notice is preserved.
  576. # serial 4
  577. # AM_MAKE_INCLUDE()
  578. # -----------------
  579. # Check to see how make treats includes.
  580. AC_DEFUN([AM_MAKE_INCLUDE],
  581. [am_make=${MAKE-make}
  582. cat > confinc << 'END'
  583. am__doit:
  584. @echo this is the am__doit target
  585. .PHONY: am__doit
  586. END
  587. # If we don't find an include directive, just comment out the code.
  588. AC_MSG_CHECKING([for style of include used by $am_make])
  589. am__include="#"
  590. am__quote=
  591. _am_result=none
  592. # First try GNU make style include.
  593. echo "include confinc" > confmf
  594. # Ignore all kinds of additional output from `make'.
  595. case `$am_make -s -f confmf 2> /dev/null` in #(
  596. *the\ am__doit\ target*)
  597. am__include=include
  598. am__quote=
  599. _am_result=GNU
  600. ;;
  601. esac
  602. # Now try BSD make style include.
  603. if test "$am__include" = "#"; then
  604. echo '.include "confinc"' > confmf
  605. case `$am_make -s -f confmf 2> /dev/null` in #(
  606. *the\ am__doit\ target*)
  607. am__include=.include
  608. am__quote="\""
  609. _am_result=BSD
  610. ;;
  611. esac
  612. fi
  613. AC_SUBST([am__include])
  614. AC_SUBST([am__quote])
  615. AC_MSG_RESULT([$_am_result])
  616. rm -f confinc confmf
  617. ])
  618. # Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005, 2008
  619. # Free Software Foundation, Inc.
  620. #
  621. # This file is free software; the Free Software Foundation
  622. # gives unlimited permission to copy and/or distribute it,
  623. # with or without modifications, as long as this notice is preserved.
  624. # serial 6
  625. # AM_PROG_CC_C_O
  626. # --------------
  627. # Like AC_PROG_CC_C_O, but changed for automake.
  628. AC_DEFUN([AM_PROG_CC_C_O],
  629. [AC_REQUIRE([AC_PROG_CC_C_O])dnl
  630. AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
  631. AC_REQUIRE_AUX_FILE([compile])dnl
  632. # FIXME: we rely on the cache variable name because
  633. # there is no other way.
  634. set dummy $CC
  635. am_cc=`echo $[2] | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
  636. eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o
  637. if test "$am_t" != yes; then
  638. # Losing compiler, so override with the script.
  639. # FIXME: It is wrong to rewrite CC.
  640. # But if we don't then we get into trouble of one sort or another.
  641. # A longer-term fix would be to have automake use am__CC in this case,
  642. # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
  643. CC="$am_aux_dir/compile $CC"
  644. fi
  645. dnl Make sure AC_PROG_CC is never called again, or it will override our
  646. dnl setting of CC.
  647. m4_define([AC_PROG_CC],
  648. [m4_fatal([AC_PROG_CC cannot be called after AM_PROG_CC_C_O])])
  649. ])
  650. # Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
  651. # Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2008
  652. # Free Software Foundation, Inc.
  653. #
  654. # This file is free software; the Free Software Foundation
  655. # gives unlimited permission to copy and/or distribute it,
  656. # with or without modifications, as long as this notice is preserved.
  657. # serial 6
  658. # AM_MISSING_PROG(NAME, PROGRAM)
  659. # ------------------------------
  660. AC_DEFUN([AM_MISSING_PROG],
  661. [AC_REQUIRE([AM_MISSING_HAS_RUN])
  662. $1=${$1-"${am_missing_run}$2"}
  663. AC_SUBST($1)])
  664. # AM_MISSING_HAS_RUN
  665. # ------------------
  666. # Define MISSING if not defined so far and test if it supports --run.
  667. # If it does, set am_missing_run to use it, otherwise, to nothing.
  668. AC_DEFUN([AM_MISSING_HAS_RUN],
  669. [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
  670. AC_REQUIRE_AUX_FILE([missing])dnl
  671. if test x"${MISSING+set}" != xset; then
  672. case $am_aux_dir in
  673. *\ * | *\ *)
  674. MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
  675. *)
  676. MISSING="\${SHELL} $am_aux_dir/missing" ;;
  677. esac
  678. fi
  679. # Use eval to expand $SHELL
  680. if eval "$MISSING --run true"; then
  681. am_missing_run="$MISSING --run "
  682. else
  683. am_missing_run=
  684. AC_MSG_WARN([`missing' script is too old or missing])
  685. fi
  686. ])
  687. # Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
  688. #
  689. # This file is free software; the Free Software Foundation
  690. # gives unlimited permission to copy and/or distribute it,
  691. # with or without modifications, as long as this notice is preserved.
  692. # AM_PROG_MKDIR_P
  693. # ---------------
  694. # Check for `mkdir -p'.
  695. AC_DEFUN([AM_PROG_MKDIR_P],
  696. [AC_PREREQ([2.60])dnl
  697. AC_REQUIRE([AC_PROG_MKDIR_P])dnl
  698. dnl Automake 1.8 to 1.9.6 used to define mkdir_p. We now use MKDIR_P,
  699. dnl while keeping a definition of mkdir_p for backward compatibility.
  700. dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile.
  701. dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of
  702. dnl Makefile.ins that do not define MKDIR_P, so we do our own
  703. dnl adjustment using top_builddir (which is defined more often than
  704. dnl MKDIR_P).
  705. AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl
  706. case $mkdir_p in
  707. [[\\/$]]* | ?:[[\\/]]*) ;;
  708. */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
  709. esac
  710. ])
  711. # Helper functions for option handling. -*- Autoconf -*-
  712. # Copyright (C) 2001, 2002, 2003, 2005, 2008 Free Software Foundation, Inc.
  713. #
  714. # This file is free software; the Free Software Foundation
  715. # gives unlimited permission to copy and/or distribute it,
  716. # with or without modifications, as long as this notice is preserved.
  717. # serial 4
  718. # _AM_MANGLE_OPTION(NAME)
  719. # -----------------------
  720. AC_DEFUN([_AM_MANGLE_OPTION],
  721. [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
  722. # _AM_SET_OPTION(NAME)
  723. # ------------------------------
  724. # Set option NAME. Presently that only means defining a flag for this option.
  725. AC_DEFUN([_AM_SET_OPTION],
  726. [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
  727. # _AM_SET_OPTIONS(OPTIONS)
  728. # ----------------------------------
  729. # OPTIONS is a space-separated list of Automake options.
  730. AC_DEFUN([_AM_SET_OPTIONS],
  731. [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
  732. # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
  733. # -------------------------------------------
  734. # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
  735. AC_DEFUN([_AM_IF_OPTION],
  736. [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
  737. # Check to make sure that the build environment is sane. -*- Autoconf -*-
  738. # Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005, 2008
  739. # Free Software Foundation, Inc.
  740. #
  741. # This file is free software; the Free Software Foundation
  742. # gives unlimited permission to copy and/or distribute it,
  743. # with or without modifications, as long as this notice is preserved.
  744. # serial 5
  745. # AM_SANITY_CHECK
  746. # ---------------
  747. AC_DEFUN([AM_SANITY_CHECK],
  748. [AC_MSG_CHECKING([whether build environment is sane])
  749. # Just in case
  750. sleep 1
  751. echo timestamp > conftest.file
  752. # Reject unsafe characters in $srcdir or the absolute working directory
  753. # name. Accept space and tab only in the latter.
  754. am_lf='
  755. '
  756. case `pwd` in
  757. *[[\\\"\#\$\&\'\`$am_lf]]*)
  758. AC_MSG_ERROR([unsafe absolute working directory name]);;
  759. esac
  760. case $srcdir in
  761. *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
  762. AC_MSG_ERROR([unsafe srcdir value: `$srcdir']);;
  763. esac
  764. # Do `set' in a subshell so we don't clobber the current shell's
  765. # arguments. Must try -L first in case configure is actually a
  766. # symlink; some systems play weird games with the mod time of symlinks
  767. # (eg FreeBSD returns the mod time of the symlink's containing
  768. # directory).
  769. if (
  770. set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
  771. if test "$[*]" = "X"; then
  772. # -L didn't work.
  773. set X `ls -t "$srcdir/configure" conftest.file`
  774. fi
  775. rm -f conftest.file
  776. if test "$[*]" != "X $srcdir/configure conftest.file" \
  777. && test "$[*]" != "X conftest.file $srcdir/configure"; then
  778. # If neither matched, then we have a broken ls. This can happen
  779. # if, for instance, CONFIG_SHELL is bash and it inherits a
  780. # broken ls alias from the environment. This has actually
  781. # happened. Such a system could not be considered "sane".
  782. AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
  783. alias in your environment])
  784. fi
  785. test "$[2]" = conftest.file
  786. )
  787. then
  788. # Ok.
  789. :
  790. else
  791. AC_MSG_ERROR([newly created file is older than distributed files!
  792. Check your system clock])
  793. fi
  794. AC_MSG_RESULT(yes)])
  795. # Copyright (C) 2009 Free Software Foundation, Inc.
  796. #
  797. # This file is free software; the Free Software Foundation
  798. # gives unlimited permission to copy and/or distribute it,
  799. # with or without modifications, as long as this notice is preserved.
  800. # serial 1
  801. # AM_SILENT_RULES([DEFAULT])
  802. # --------------------------
  803. # Enable less verbose build rules; with the default set to DEFAULT
  804. # (`yes' being less verbose, `no' or empty being verbose).
  805. AC_DEFUN([AM_SILENT_RULES],
  806. [AC_ARG_ENABLE([silent-rules],
  807. [ --enable-silent-rules less verbose build output (undo: `make V=1')
  808. --disable-silent-rules verbose build output (undo: `make V=0')])
  809. case $enable_silent_rules in
  810. yes) AM_DEFAULT_VERBOSITY=0;;
  811. no) AM_DEFAULT_VERBOSITY=1;;
  812. *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
  813. esac
  814. AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
  815. AM_BACKSLASH='\'
  816. AC_SUBST([AM_BACKSLASH])dnl
  817. _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
  818. ])
  819. # Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
  820. #
  821. # This file is free software; the Free Software Foundation
  822. # gives unlimited permission to copy and/or distribute it,
  823. # with or without modifications, as long as this notice is preserved.
  824. # AM_PROG_INSTALL_STRIP
  825. # ---------------------
  826. # One issue with vendor `install' (even GNU) is that you can't
  827. # specify the program used to strip binaries. This is especially
  828. # annoying in cross-compiling environments, where the build's strip
  829. # is unlikely to handle the host's binaries.
  830. # Fortunately install-sh will honor a STRIPPROG variable, so we
  831. # always use install-sh in `make install-strip', and initialize
  832. # STRIPPROG with the value of the STRIP variable (set by the user).
  833. AC_DEFUN([AM_PROG_INSTALL_STRIP],
  834. [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
  835. # Installed binaries are usually stripped using `strip' when the user
  836. # run `make install-strip'. However `strip' might not be the right
  837. # tool to use in cross-compilation environments, therefore Automake
  838. # will honor the `STRIP' environment variable to overrule this program.
  839. dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
  840. if test "$cross_compiling" != no; then
  841. AC_CHECK_TOOL([STRIP], [strip], :)
  842. fi
  843. INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
  844. AC_SUBST([INSTALL_STRIP_PROGRAM])])
  845. # Copyright (C) 2006, 2008 Free Software Foundation, Inc.
  846. #
  847. # This file is free software; the Free Software Foundation
  848. # gives unlimited permission to copy and/or distribute it,
  849. # with or without modifications, as long as this notice is preserved.
  850. # serial 2
  851. # _AM_SUBST_NOTMAKE(VARIABLE)
  852. # ---------------------------
  853. # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
  854. # This macro is traced by Automake.
  855. AC_DEFUN([_AM_SUBST_NOTMAKE])
  856. # AM_SUBST_NOTMAKE(VARIABLE)
  857. # ---------------------------
  858. # Public sister of _AM_SUBST_NOTMAKE.
  859. AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
  860. # Check how to create a tarball. -*- Autoconf -*-
  861. # Copyright (C) 2004, 2005 Free Software Foundation, Inc.
  862. #
  863. # This file is free software; the Free Software Foundation
  864. # gives unlimited permission to copy and/or distribute it,
  865. # with or without modifications, as long as this notice is preserved.
  866. # serial 2
  867. # _AM_PROG_TAR(FORMAT)
  868. # --------------------
  869. # Check how to create a tarball in format FORMAT.
  870. # FORMAT should be one of `v7', `ustar', or `pax'.
  871. #
  872. # Substitute a variable $(am__tar) that is a command
  873. # writing to stdout a FORMAT-tarball containing the directory
  874. # $tardir.
  875. # tardir=directory && $(am__tar) > result.tar
  876. #
  877. # Substitute a variable $(am__untar) that extract such
  878. # a tarball read from stdin.
  879. # $(am__untar) < result.tar
  880. AC_DEFUN([_AM_PROG_TAR],
  881. [# Always define AMTAR for backward compatibility.
  882. AM_MISSING_PROG([AMTAR], [tar])
  883. m4_if([$1], [v7],
  884. [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
  885. [m4_case([$1], [ustar],, [pax],,
  886. [m4_fatal([Unknown tar format])])
  887. AC_MSG_CHECKING([how to create a $1 tar archive])
  888. # Loop over all known methods to create a tar archive until one works.
  889. _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
  890. _am_tools=${am_cv_prog_tar_$1-$_am_tools}
  891. # Do not fold the above two line into one, because Tru64 sh and
  892. # Solaris sh will not grok spaces in the rhs of `-'.
  893. for _am_tool in $_am_tools
  894. do
  895. case $_am_tool in
  896. gnutar)
  897. for _am_tar in tar gnutar gtar;
  898. do
  899. AM_RUN_LOG([$_am_tar --version]) && break
  900. done
  901. am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
  902. am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
  903. am__untar="$_am_tar -xf -"
  904. ;;
  905. plaintar)
  906. # Must skip GNU tar: if it does not support --format= it doesn't create
  907. # ustar tarball either.
  908. (tar --version) >/dev/null 2>&1 && continue
  909. am__tar='tar chf - "$$tardir"'
  910. am__tar_='tar chf - "$tardir"'
  911. am__untar='tar xf -'
  912. ;;
  913. pax)
  914. am__tar='pax -L -x $1 -w "$$tardir"'
  915. am__tar_='pax -L -x $1 -w "$tardir"'
  916. am__untar='pax -r'
  917. ;;
  918. cpio)
  919. am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
  920. am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
  921. am__untar='cpio -i -H $1 -d'
  922. ;;
  923. none)
  924. am__tar=false
  925. am__tar_=false
  926. am__untar=false
  927. ;;
  928. esac
  929. # If the value was cached, stop now. We just wanted to have am__tar
  930. # and am__untar set.
  931. test -n "${am_cv_prog_tar_$1}" && break
  932. # tar/untar a dummy directory, and stop if the command works
  933. rm -rf conftest.dir
  934. mkdir conftest.dir
  935. echo GrepMe > conftest.dir/file
  936. AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
  937. rm -rf conftest.dir
  938. if test -s conftest.tar; then
  939. AM_RUN_LOG([$am__untar <conftest.tar])
  940. grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
  941. fi
  942. done
  943. rm -rf conftest.dir
  944. AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
  945. AC_MSG_RESULT([$am_cv_prog_tar_$1])])
  946. AC_SUBST([am__tar])
  947. AC_SUBST([am__untar])
  948. ]) # _AM_PROG_TAR
  949. m4_include([m4/libtool.m4])
  950. m4_include([m4/ltoptions.m4])
  951. m4_include([m4/ltsugar.m4])
  952. m4_include([m4/ltversion.m4])
  953. m4_include([m4/lt~obsolete.m4])