aclocal.m4 39 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. # longlong.m4 serial 17
  19. dnl Copyright (C) 1999-2007, 2009-2013 Free Software Foundation, Inc.
  20. dnl This file is free software; the Free Software Foundation
  21. dnl gives unlimited permission to copy and/or distribute it,
  22. dnl with or without modifications, as long as this notice is preserved.
  23. dnl From Paul Eggert.
  24. # Define HAVE_LONG_LONG_INT if 'long long int' works.
  25. # This fixes a bug in Autoconf 2.61, and can be faster
  26. # than what's in Autoconf 2.62 through 2.68.
  27. # Note: If the type 'long long int' exists but is only 32 bits large
  28. # (as on some very old compilers), HAVE_LONG_LONG_INT will not be
  29. # defined. In this case you can treat 'long long int' like 'long int'.
  30. AC_DEFUN([AC_TYPE_LONG_LONG_INT],
  31. [
  32. AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
  33. AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int],
  34. [ac_cv_type_long_long_int=yes
  35. if test "x${ac_cv_prog_cc_c99-no}" = xno; then
  36. ac_cv_type_long_long_int=$ac_cv_type_unsigned_long_long_int
  37. if test $ac_cv_type_long_long_int = yes; then
  38. dnl Catch a bug in Tandem NonStop Kernel (OSS) cc -O circa 2004.
  39. dnl If cross compiling, assume the bug is not important, since
  40. dnl nobody cross compiles for this platform as far as we know.
  41. AC_RUN_IFELSE(
  42. [AC_LANG_PROGRAM(
  43. [[@%:@include <limits.h>
  44. @%:@ifndef LLONG_MAX
  45. @%:@ define HALF \
  46. (1LL << (sizeof (long long int) * CHAR_BIT - 2))
  47. @%:@ define LLONG_MAX (HALF - 1 + HALF)
  48. @%:@endif]],
  49. [[long long int n = 1;
  50. int i;
  51. for (i = 0; ; i++)
  52. {
  53. long long int m = n << i;
  54. if (m >> i != n)
  55. return 1;
  56. if (LLONG_MAX / 2 < m)
  57. break;
  58. }
  59. return 0;]])],
  60. [],
  61. [ac_cv_type_long_long_int=no],
  62. [:])
  63. fi
  64. fi])
  65. if test $ac_cv_type_long_long_int = yes; then
  66. AC_DEFINE([HAVE_LONG_LONG_INT], [1],
  67. [Define to 1 if the system has the type 'long long int'.])
  68. fi
  69. ])
  70. # Define HAVE_UNSIGNED_LONG_LONG_INT if 'unsigned long long int' works.
  71. # This fixes a bug in Autoconf 2.61, and can be faster
  72. # than what's in Autoconf 2.62 through 2.68.
  73. # Note: If the type 'unsigned long long int' exists but is only 32 bits
  74. # large (as on some very old compilers), AC_TYPE_UNSIGNED_LONG_LONG_INT
  75. # will not be defined. In this case you can treat 'unsigned long long int'
  76. # like 'unsigned long int'.
  77. AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
  78. [
  79. AC_CACHE_CHECK([for unsigned long long int],
  80. [ac_cv_type_unsigned_long_long_int],
  81. [ac_cv_type_unsigned_long_long_int=yes
  82. if test "x${ac_cv_prog_cc_c99-no}" = xno; then
  83. AC_LINK_IFELSE(
  84. [_AC_TYPE_LONG_LONG_SNIPPET],
  85. [],
  86. [ac_cv_type_unsigned_long_long_int=no])
  87. fi])
  88. if test $ac_cv_type_unsigned_long_long_int = yes; then
  89. AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], [1],
  90. [Define to 1 if the system has the type 'unsigned long long int'.])
  91. fi
  92. ])
  93. # Expands to a C program that can be used to test for simultaneous support
  94. # of 'long long' and 'unsigned long long'. We don't want to say that
  95. # 'long long' is available if 'unsigned long long' is not, or vice versa,
  96. # because too many programs rely on the symmetry between signed and unsigned
  97. # integer types (excluding 'bool').
  98. AC_DEFUN([_AC_TYPE_LONG_LONG_SNIPPET],
  99. [
  100. AC_LANG_PROGRAM(
  101. [[/* For now, do not test the preprocessor; as of 2007 there are too many
  102. implementations with broken preprocessors. Perhaps this can
  103. be revisited in 2012. In the meantime, code should not expect
  104. #if to work with literals wider than 32 bits. */
  105. /* Test literals. */
  106. long long int ll = 9223372036854775807ll;
  107. long long int nll = -9223372036854775807LL;
  108. unsigned long long int ull = 18446744073709551615ULL;
  109. /* Test constant expressions. */
  110. typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll)
  111. ? 1 : -1)];
  112. typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1
  113. ? 1 : -1)];
  114. int i = 63;]],
  115. [[/* Test availability of runtime routines for shift and division. */
  116. long long int llmax = 9223372036854775807ll;
  117. unsigned long long int ullmax = 18446744073709551615ull;
  118. return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i)
  119. | (llmax / ll) | (llmax % ll)
  120. | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i)
  121. | (ullmax / ull) | (ullmax % ull));]])
  122. ])
  123. # Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
  124. #
  125. # This file is free software; the Free Software Foundation
  126. # gives unlimited permission to copy and/or distribute it,
  127. # with or without modifications, as long as this notice is preserved.
  128. # AM_AUTOMAKE_VERSION(VERSION)
  129. # ----------------------------
  130. # Automake X.Y traces this macro to ensure aclocal.m4 has been
  131. # generated from the m4 files accompanying Automake X.Y.
  132. # (This private macro should not be called outside this file.)
  133. AC_DEFUN([AM_AUTOMAKE_VERSION],
  134. [am__api_version='1.11'
  135. dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
  136. dnl require some minimum version. Point them to the right macro.
  137. m4_if([$1], [1.11.1], [],
  138. [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
  139. ])
  140. # _AM_AUTOCONF_VERSION(VERSION)
  141. # -----------------------------
  142. # aclocal traces this macro to find the Autoconf version.
  143. # This is a private macro too. Using m4_define simplifies
  144. # the logic in aclocal, which can simply ignore this definition.
  145. m4_define([_AM_AUTOCONF_VERSION], [])
  146. # AM_SET_CURRENT_AUTOMAKE_VERSION
  147. # -------------------------------
  148. # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
  149. # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
  150. AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
  151. [AM_AUTOMAKE_VERSION([1.11.1])dnl
  152. m4_ifndef([AC_AUTOCONF_VERSION],
  153. [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
  154. _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
  155. # AM_AUX_DIR_EXPAND -*- Autoconf -*-
  156. # Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
  157. #
  158. # This file is free software; the Free Software Foundation
  159. # gives unlimited permission to copy and/or distribute it,
  160. # with or without modifications, as long as this notice is preserved.
  161. # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
  162. # $ac_aux_dir to `$srcdir/foo'. In other projects, it is set to
  163. # `$srcdir', `$srcdir/..', or `$srcdir/../..'.
  164. #
  165. # Of course, Automake must honor this variable whenever it calls a
  166. # tool from the auxiliary directory. The problem is that $srcdir (and
  167. # therefore $ac_aux_dir as well) can be either absolute or relative,
  168. # depending on how configure is run. This is pretty annoying, since
  169. # it makes $ac_aux_dir quite unusable in subdirectories: in the top
  170. # source directory, any form will work fine, but in subdirectories a
  171. # relative path needs to be adjusted first.
  172. #
  173. # $ac_aux_dir/missing
  174. # fails when called from a subdirectory if $ac_aux_dir is relative
  175. # $top_srcdir/$ac_aux_dir/missing
  176. # fails if $ac_aux_dir is absolute,
  177. # fails when called from a subdirectory in a VPATH build with
  178. # a relative $ac_aux_dir
  179. #
  180. # The reason of the latter failure is that $top_srcdir and $ac_aux_dir
  181. # are both prefixed by $srcdir. In an in-source build this is usually
  182. # harmless because $srcdir is `.', but things will broke when you
  183. # start a VPATH build or use an absolute $srcdir.
  184. #
  185. # So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
  186. # iff we strip the leading $srcdir from $ac_aux_dir. That would be:
  187. # am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
  188. # and then we would define $MISSING as
  189. # MISSING="\${SHELL} $am_aux_dir/missing"
  190. # This will work as long as MISSING is not called from configure, because
  191. # unfortunately $(top_srcdir) has no meaning in configure.
  192. # However there are other variables, like CC, which are often used in
  193. # configure, and could therefore not use this "fixed" $ac_aux_dir.
  194. #
  195. # Another solution, used here, is to always expand $ac_aux_dir to an
  196. # absolute PATH. The drawback is that using absolute paths prevent a
  197. # configured tree to be moved without reconfiguration.
  198. AC_DEFUN([AM_AUX_DIR_EXPAND],
  199. [dnl Rely on autoconf to set up CDPATH properly.
  200. AC_PREREQ([2.50])dnl
  201. # expand $ac_aux_dir to an absolute path
  202. am_aux_dir=`cd $ac_aux_dir && pwd`
  203. ])
  204. # AM_CONDITIONAL -*- Autoconf -*-
  205. # Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008
  206. # Free Software Foundation, Inc.
  207. #
  208. # This file is free software; the Free Software Foundation
  209. # gives unlimited permission to copy and/or distribute it,
  210. # with or without modifications, as long as this notice is preserved.
  211. # serial 9
  212. # AM_CONDITIONAL(NAME, SHELL-CONDITION)
  213. # -------------------------------------
  214. # Define a conditional.
  215. AC_DEFUN([AM_CONDITIONAL],
  216. [AC_PREREQ(2.52)dnl
  217. ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
  218. [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
  219. AC_SUBST([$1_TRUE])dnl
  220. AC_SUBST([$1_FALSE])dnl
  221. _AM_SUBST_NOTMAKE([$1_TRUE])dnl
  222. _AM_SUBST_NOTMAKE([$1_FALSE])dnl
  223. m4_define([_AM_COND_VALUE_$1], [$2])dnl
  224. if $2; then
  225. $1_TRUE=
  226. $1_FALSE='#'
  227. else
  228. $1_TRUE='#'
  229. $1_FALSE=
  230. fi
  231. AC_CONFIG_COMMANDS_PRE(
  232. [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
  233. AC_MSG_ERROR([[conditional "$1" was never defined.
  234. Usually this means the macro was only invoked conditionally.]])
  235. fi])])
  236. # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009
  237. # Free Software Foundation, Inc.
  238. #
  239. # This file is free software; the Free Software Foundation
  240. # gives unlimited permission to copy and/or distribute it,
  241. # with or without modifications, as long as this notice is preserved.
  242. # serial 10
  243. # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
  244. # written in clear, in which case automake, when reading aclocal.m4,
  245. # will think it sees a *use*, and therefore will trigger all it's
  246. # C support machinery. Also note that it means that autoscan, seeing
  247. # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
  248. # _AM_DEPENDENCIES(NAME)
  249. # ----------------------
  250. # See how the compiler implements dependency checking.
  251. # NAME is "CC", "CXX", "GCJ", or "OBJC".
  252. # We try a few techniques and use that to set a single cache variable.
  253. #
  254. # We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
  255. # modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
  256. # dependency, and given that the user is not expected to run this macro,
  257. # just rely on AC_PROG_CC.
  258. AC_DEFUN([_AM_DEPENDENCIES],
  259. [AC_REQUIRE([AM_SET_DEPDIR])dnl
  260. AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
  261. AC_REQUIRE([AM_MAKE_INCLUDE])dnl
  262. AC_REQUIRE([AM_DEP_TRACK])dnl
  263. ifelse([$1], CC, [depcc="$CC" am_compiler_list=],
  264. [$1], CXX, [depcc="$CXX" am_compiler_list=],
  265. [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
  266. [$1], UPC, [depcc="$UPC" am_compiler_list=],
  267. [$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
  268. [depcc="$$1" am_compiler_list=])
  269. AC_CACHE_CHECK([dependency style of $depcc],
  270. [am_cv_$1_dependencies_compiler_type],
  271. [if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
  272. # We make a subdir and do the tests there. Otherwise we can end up
  273. # making bogus files that we don't know about and never remove. For
  274. # instance it was reported that on HP-UX the gcc test will end up
  275. # making a dummy file named `D' -- because `-MD' means `put the output
  276. # in D'.
  277. mkdir conftest.dir
  278. # Copy depcomp to subdir because otherwise we won't find it if we're
  279. # using a relative directory.
  280. cp "$am_depcomp" conftest.dir
  281. cd conftest.dir
  282. # We will build objects and dependencies in a subdirectory because
  283. # it helps to detect inapplicable dependency modes. For instance
  284. # both Tru64's cc and ICC support -MD to output dependencies as a
  285. # side effect of compilation, but ICC will put the dependencies in
  286. # the current directory while Tru64 will put them in the object
  287. # directory.
  288. mkdir sub
  289. am_cv_$1_dependencies_compiler_type=none
  290. if test "$am_compiler_list" = ""; then
  291. am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
  292. fi
  293. am__universal=false
  294. m4_case([$1], [CC],
  295. [case " $depcc " in #(
  296. *\ -arch\ *\ -arch\ *) am__universal=true ;;
  297. esac],
  298. [CXX],
  299. [case " $depcc " in #(
  300. *\ -arch\ *\ -arch\ *) am__universal=true ;;
  301. esac])
  302. for depmode in $am_compiler_list; do
  303. # Setup a source with many dependencies, because some compilers
  304. # like to wrap large dependency lists on column 80 (with \), and
  305. # we should not choose a depcomp mode which is confused by this.
  306. #
  307. # We need to recreate these files for each test, as the compiler may
  308. # overwrite some of them when testing with obscure command lines.
  309. # This happens at least with the AIX C compiler.
  310. : > sub/conftest.c
  311. for i in 1 2 3 4 5 6; do
  312. echo '#include "conftst'$i'.h"' >> sub/conftest.c
  313. # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
  314. # Solaris 8's {/usr,}/bin/sh.
  315. touch sub/conftst$i.h
  316. done
  317. echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
  318. # We check with `-c' and `-o' for the sake of the "dashmstdout"
  319. # mode. It turns out that the SunPro C++ compiler does not properly
  320. # handle `-M -o', and we need to detect this. Also, some Intel
  321. # versions had trouble with output in subdirs
  322. am__obj=sub/conftest.${OBJEXT-o}
  323. am__minus_obj="-o $am__obj"
  324. case $depmode in
  325. gcc)
  326. # This depmode causes a compiler race in universal mode.
  327. test "$am__universal" = false || continue
  328. ;;
  329. nosideeffect)
  330. # after this tag, mechanisms are not by side-effect, so they'll
  331. # only be used when explicitly requested
  332. if test "x$enable_dependency_tracking" = xyes; then
  333. continue
  334. else
  335. break
  336. fi
  337. ;;
  338. msvisualcpp | msvcmsys)
  339. # This compiler won't grok `-c -o', but also, the minuso test has
  340. # not run yet. These depmodes are late enough in the game, and
  341. # so weak that their functioning should not be impacted.
  342. am__obj=conftest.${OBJEXT-o}
  343. am__minus_obj=
  344. ;;
  345. none) break ;;
  346. esac
  347. if depmode=$depmode \
  348. source=sub/conftest.c object=$am__obj \
  349. depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
  350. $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
  351. >/dev/null 2>conftest.err &&
  352. grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
  353. grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
  354. grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
  355. ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
  356. # icc doesn't choke on unknown options, it will just issue warnings
  357. # or remarks (even with -Werror). So we grep stderr for any message
  358. # that says an option was ignored or not supported.
  359. # When given -MP, icc 7.0 and 7.1 complain thusly:
  360. # icc: Command line warning: ignoring option '-M'; no argument required
  361. # The diagnosis changed in icc 8.0:
  362. # icc: Command line remark: option '-MP' not supported
  363. if (grep 'ignoring option' conftest.err ||
  364. grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
  365. am_cv_$1_dependencies_compiler_type=$depmode
  366. break
  367. fi
  368. fi
  369. done
  370. cd ..
  371. rm -rf conftest.dir
  372. else
  373. am_cv_$1_dependencies_compiler_type=none
  374. fi
  375. ])
  376. AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
  377. AM_CONDITIONAL([am__fastdep$1], [
  378. test "x$enable_dependency_tracking" != xno \
  379. && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
  380. ])
  381. # AM_SET_DEPDIR
  382. # -------------
  383. # Choose a directory name for dependency files.
  384. # This macro is AC_REQUIREd in _AM_DEPENDENCIES
  385. AC_DEFUN([AM_SET_DEPDIR],
  386. [AC_REQUIRE([AM_SET_LEADING_DOT])dnl
  387. AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
  388. ])
  389. # AM_DEP_TRACK
  390. # ------------
  391. AC_DEFUN([AM_DEP_TRACK],
  392. [AC_ARG_ENABLE(dependency-tracking,
  393. [ --disable-dependency-tracking speeds up one-time build
  394. --enable-dependency-tracking do not reject slow dependency extractors])
  395. if test "x$enable_dependency_tracking" != xno; then
  396. am_depcomp="$ac_aux_dir/depcomp"
  397. AMDEPBACKSLASH='\'
  398. fi
  399. AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
  400. AC_SUBST([AMDEPBACKSLASH])dnl
  401. _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
  402. ])
  403. # Generate code to set up dependency tracking. -*- Autoconf -*-
  404. # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008
  405. # Free Software Foundation, Inc.
  406. #
  407. # This file is free software; the Free Software Foundation
  408. # gives unlimited permission to copy and/or distribute it,
  409. # with or without modifications, as long as this notice is preserved.
  410. #serial 5
  411. # _AM_OUTPUT_DEPENDENCY_COMMANDS
  412. # ------------------------------
  413. AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
  414. [{
  415. # Autoconf 2.62 quotes --file arguments for eval, but not when files
  416. # are listed without --file. Let's play safe and only enable the eval
  417. # if we detect the quoting.
  418. case $CONFIG_FILES in
  419. *\'*) eval set x "$CONFIG_FILES" ;;
  420. *) set x $CONFIG_FILES ;;
  421. esac
  422. shift
  423. for mf
  424. do
  425. # Strip MF so we end up with the name of the file.
  426. mf=`echo "$mf" | sed -e 's/:.*$//'`
  427. # Check whether this is an Automake generated Makefile or not.
  428. # We used to match only the files named `Makefile.in', but
  429. # some people rename them; so instead we look at the file content.
  430. # Grep'ing the first line is not enough: some people post-process
  431. # each Makefile.in and add a new line on top of each file to say so.
  432. # Grep'ing the whole file is not good either: AIX grep has a line
  433. # limit of 2048, but all sed's we know have understand at least 4000.
  434. if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
  435. dirpart=`AS_DIRNAME("$mf")`
  436. else
  437. continue
  438. fi
  439. # Extract the definition of DEPDIR, am__include, and am__quote
  440. # from the Makefile without running `make'.
  441. DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
  442. test -z "$DEPDIR" && continue
  443. am__include=`sed -n 's/^am__include = //p' < "$mf"`
  444. test -z "am__include" && continue
  445. am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
  446. # When using ansi2knr, U may be empty or an underscore; expand it
  447. U=`sed -n 's/^U = //p' < "$mf"`
  448. # Find all dependency output files, they are included files with
  449. # $(DEPDIR) in their names. We invoke sed twice because it is the
  450. # simplest approach to changing $(DEPDIR) to its actual value in the
  451. # expansion.
  452. for file in `sed -n "
  453. s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
  454. sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
  455. # Make sure the directory exists.
  456. test -f "$dirpart/$file" && continue
  457. fdir=`AS_DIRNAME(["$file"])`
  458. AS_MKDIR_P([$dirpart/$fdir])
  459. # echo "creating $dirpart/$file"
  460. echo '# dummy' > "$dirpart/$file"
  461. done
  462. done
  463. }
  464. ])# _AM_OUTPUT_DEPENDENCY_COMMANDS
  465. # AM_OUTPUT_DEPENDENCY_COMMANDS
  466. # -----------------------------
  467. # This macro should only be invoked once -- use via AC_REQUIRE.
  468. #
  469. # This code is only required when automatic dependency tracking
  470. # is enabled. FIXME. This creates each `.P' file that we will
  471. # need in order to bootstrap the dependency handling code.
  472. AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
  473. [AC_CONFIG_COMMANDS([depfiles],
  474. [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
  475. [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
  476. ])
  477. # Do all the work for Automake. -*- Autoconf -*-
  478. # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
  479. # 2005, 2006, 2008, 2009 Free Software Foundation, Inc.
  480. #
  481. # This file is free software; the Free Software Foundation
  482. # gives unlimited permission to copy and/or distribute it,
  483. # with or without modifications, as long as this notice is preserved.
  484. # serial 16
  485. # This macro actually does too much. Some checks are only needed if
  486. # your package does certain things. But this isn't really a big deal.
  487. # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
  488. # AM_INIT_AUTOMAKE([OPTIONS])
  489. # -----------------------------------------------
  490. # The call with PACKAGE and VERSION arguments is the old style
  491. # call (pre autoconf-2.50), which is being phased out. PACKAGE
  492. # and VERSION should now be passed to AC_INIT and removed from
  493. # the call to AM_INIT_AUTOMAKE.
  494. # We support both call styles for the transition. After
  495. # the next Automake release, Autoconf can make the AC_INIT
  496. # arguments mandatory, and then we can depend on a new Autoconf
  497. # release and drop the old call support.
  498. AC_DEFUN([AM_INIT_AUTOMAKE],
  499. [AC_PREREQ([2.62])dnl
  500. dnl Autoconf wants to disallow AM_ names. We explicitly allow
  501. dnl the ones we care about.
  502. m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
  503. AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
  504. AC_REQUIRE([AC_PROG_INSTALL])dnl
  505. if test "`cd $srcdir && pwd`" != "`pwd`"; then
  506. # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
  507. # is not polluted with repeated "-I."
  508. AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
  509. # test to see if srcdir already configured
  510. if test -f $srcdir/config.status; then
  511. AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
  512. fi
  513. fi
  514. # test whether we have cygpath
  515. if test -z "$CYGPATH_W"; then
  516. if (cygpath --version) >/dev/null 2>/dev/null; then
  517. CYGPATH_W='cygpath -w'
  518. else
  519. CYGPATH_W=echo
  520. fi
  521. fi
  522. AC_SUBST([CYGPATH_W])
  523. # Define the identity of the package.
  524. dnl Distinguish between old-style and new-style calls.
  525. m4_ifval([$2],
  526. [m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
  527. AC_SUBST([PACKAGE], [$1])dnl
  528. AC_SUBST([VERSION], [$2])],
  529. [_AM_SET_OPTIONS([$1])dnl
  530. dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
  531. m4_if(m4_ifdef([AC_PACKAGE_NAME], 1)m4_ifdef([AC_PACKAGE_VERSION], 1), 11,,
  532. [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
  533. AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
  534. AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
  535. _AM_IF_OPTION([no-define],,
  536. [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
  537. AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
  538. # Some tools Automake needs.
  539. AC_REQUIRE([AM_SANITY_CHECK])dnl
  540. AC_REQUIRE([AC_ARG_PROGRAM])dnl
  541. AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
  542. AM_MISSING_PROG(AUTOCONF, autoconf)
  543. AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
  544. AM_MISSING_PROG(AUTOHEADER, autoheader)
  545. AM_MISSING_PROG(MAKEINFO, makeinfo)
  546. AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
  547. AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
  548. AC_REQUIRE([AM_PROG_MKDIR_P])dnl
  549. # We need awk for the "check" target. The system "awk" is bad on
  550. # some platforms.
  551. AC_REQUIRE([AC_PROG_AWK])dnl
  552. AC_REQUIRE([AC_PROG_MAKE_SET])dnl
  553. AC_REQUIRE([AM_SET_LEADING_DOT])dnl
  554. _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
  555. [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
  556. [_AM_PROG_TAR([v7])])])
  557. _AM_IF_OPTION([no-dependencies],,
  558. [AC_PROVIDE_IFELSE([AC_PROG_CC],
  559. [_AM_DEPENDENCIES(CC)],
  560. [define([AC_PROG_CC],
  561. defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
  562. AC_PROVIDE_IFELSE([AC_PROG_CXX],
  563. [_AM_DEPENDENCIES(CXX)],
  564. [define([AC_PROG_CXX],
  565. defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
  566. AC_PROVIDE_IFELSE([AC_PROG_OBJC],
  567. [_AM_DEPENDENCIES(OBJC)],
  568. [define([AC_PROG_OBJC],
  569. defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
  570. ])
  571. _AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl
  572. dnl The `parallel-tests' driver may need to know about EXEEXT, so add the
  573. dnl `am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This macro
  574. dnl is hooked onto _AC_COMPILER_EXEEXT early, see below.
  575. AC_CONFIG_COMMANDS_PRE(dnl
  576. [m4_provide_if([_AM_COMPILER_EXEEXT],
  577. [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
  578. ])
  579. dnl Hook into `_AC_COMPILER_EXEEXT' early to learn its expansion. Do not
  580. dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
  581. dnl mangled by Autoconf and run in a shell conditional statement.
  582. m4_define([_AC_COMPILER_EXEEXT],
  583. m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
  584. # When config.status generates a header, we must update the stamp-h file.
  585. # This file resides in the same directory as the config header
  586. # that is generated. The stamp files are numbered to have different names.
  587. # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
  588. # loop where config.status creates the headers, so we can generate
  589. # our stamp files there.
  590. AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
  591. [# Compute $1's index in $config_headers.
  592. _am_arg=$1
  593. _am_stamp_count=1
  594. for _am_header in $config_headers :; do
  595. case $_am_header in
  596. $_am_arg | $_am_arg:* )
  597. break ;;
  598. * )
  599. _am_stamp_count=`expr $_am_stamp_count + 1` ;;
  600. esac
  601. done
  602. echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
  603. # Copyright (C) 2001, 2003, 2005, 2008 Free Software Foundation, Inc.
  604. #
  605. # This file is free software; the Free Software Foundation
  606. # gives unlimited permission to copy and/or distribute it,
  607. # with or without modifications, as long as this notice is preserved.
  608. # AM_PROG_INSTALL_SH
  609. # ------------------
  610. # Define $install_sh.
  611. AC_DEFUN([AM_PROG_INSTALL_SH],
  612. [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
  613. if test x"${install_sh}" != xset; then
  614. case $am_aux_dir in
  615. *\ * | *\ *)
  616. install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
  617. *)
  618. install_sh="\${SHELL} $am_aux_dir/install-sh"
  619. esac
  620. fi
  621. AC_SUBST(install_sh)])
  622. # Copyright (C) 2003, 2005 Free Software Foundation, Inc.
  623. #
  624. # This file is free software; the Free Software Foundation
  625. # gives unlimited permission to copy and/or distribute it,
  626. # with or without modifications, as long as this notice is preserved.
  627. # serial 2
  628. # Check whether the underlying file-system supports filenames
  629. # with a leading dot. For instance MS-DOS doesn't.
  630. AC_DEFUN([AM_SET_LEADING_DOT],
  631. [rm -rf .tst 2>/dev/null
  632. mkdir .tst 2>/dev/null
  633. if test -d .tst; then
  634. am__leading_dot=.
  635. else
  636. am__leading_dot=_
  637. fi
  638. rmdir .tst 2>/dev/null
  639. AC_SUBST([am__leading_dot])])
  640. # Check to see how 'make' treats includes. -*- Autoconf -*-
  641. # Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation, Inc.
  642. #
  643. # This file is free software; the Free Software Foundation
  644. # gives unlimited permission to copy and/or distribute it,
  645. # with or without modifications, as long as this notice is preserved.
  646. # serial 4
  647. # AM_MAKE_INCLUDE()
  648. # -----------------
  649. # Check to see how make treats includes.
  650. AC_DEFUN([AM_MAKE_INCLUDE],
  651. [am_make=${MAKE-make}
  652. cat > confinc << 'END'
  653. am__doit:
  654. @echo this is the am__doit target
  655. .PHONY: am__doit
  656. END
  657. # If we don't find an include directive, just comment out the code.
  658. AC_MSG_CHECKING([for style of include used by $am_make])
  659. am__include="#"
  660. am__quote=
  661. _am_result=none
  662. # First try GNU make style include.
  663. echo "include confinc" > confmf
  664. # Ignore all kinds of additional output from `make'.
  665. case `$am_make -s -f confmf 2> /dev/null` in #(
  666. *the\ am__doit\ target*)
  667. am__include=include
  668. am__quote=
  669. _am_result=GNU
  670. ;;
  671. esac
  672. # Now try BSD make style include.
  673. if test "$am__include" = "#"; then
  674. echo '.include "confinc"' > confmf
  675. case `$am_make -s -f confmf 2> /dev/null` in #(
  676. *the\ am__doit\ target*)
  677. am__include=.include
  678. am__quote="\""
  679. _am_result=BSD
  680. ;;
  681. esac
  682. fi
  683. AC_SUBST([am__include])
  684. AC_SUBST([am__quote])
  685. AC_MSG_RESULT([$_am_result])
  686. rm -f confinc confmf
  687. ])
  688. # Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
  689. # Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2008
  690. # Free Software Foundation, Inc.
  691. #
  692. # This file is free software; the Free Software Foundation
  693. # gives unlimited permission to copy and/or distribute it,
  694. # with or without modifications, as long as this notice is preserved.
  695. # serial 6
  696. # AM_MISSING_PROG(NAME, PROGRAM)
  697. # ------------------------------
  698. AC_DEFUN([AM_MISSING_PROG],
  699. [AC_REQUIRE([AM_MISSING_HAS_RUN])
  700. $1=${$1-"${am_missing_run}$2"}
  701. AC_SUBST($1)])
  702. # AM_MISSING_HAS_RUN
  703. # ------------------
  704. # Define MISSING if not defined so far and test if it supports --run.
  705. # If it does, set am_missing_run to use it, otherwise, to nothing.
  706. AC_DEFUN([AM_MISSING_HAS_RUN],
  707. [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
  708. AC_REQUIRE_AUX_FILE([missing])dnl
  709. if test x"${MISSING+set}" != xset; then
  710. case $am_aux_dir in
  711. *\ * | *\ *)
  712. MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
  713. *)
  714. MISSING="\${SHELL} $am_aux_dir/missing" ;;
  715. esac
  716. fi
  717. # Use eval to expand $SHELL
  718. if eval "$MISSING --run true"; then
  719. am_missing_run="$MISSING --run "
  720. else
  721. am_missing_run=
  722. AC_MSG_WARN([`missing' script is too old or missing])
  723. fi
  724. ])
  725. # Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
  726. #
  727. # This file is free software; the Free Software Foundation
  728. # gives unlimited permission to copy and/or distribute it,
  729. # with or without modifications, as long as this notice is preserved.
  730. # AM_PROG_MKDIR_P
  731. # ---------------
  732. # Check for `mkdir -p'.
  733. AC_DEFUN([AM_PROG_MKDIR_P],
  734. [AC_PREREQ([2.60])dnl
  735. AC_REQUIRE([AC_PROG_MKDIR_P])dnl
  736. dnl Automake 1.8 to 1.9.6 used to define mkdir_p. We now use MKDIR_P,
  737. dnl while keeping a definition of mkdir_p for backward compatibility.
  738. dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile.
  739. dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of
  740. dnl Makefile.ins that do not define MKDIR_P, so we do our own
  741. dnl adjustment using top_builddir (which is defined more often than
  742. dnl MKDIR_P).
  743. AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl
  744. case $mkdir_p in
  745. [[\\/$]]* | ?:[[\\/]]*) ;;
  746. */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
  747. esac
  748. ])
  749. # Helper functions for option handling. -*- Autoconf -*-
  750. # Copyright (C) 2001, 2002, 2003, 2005, 2008 Free Software Foundation, Inc.
  751. #
  752. # This file is free software; the Free Software Foundation
  753. # gives unlimited permission to copy and/or distribute it,
  754. # with or without modifications, as long as this notice is preserved.
  755. # serial 4
  756. # _AM_MANGLE_OPTION(NAME)
  757. # -----------------------
  758. AC_DEFUN([_AM_MANGLE_OPTION],
  759. [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
  760. # _AM_SET_OPTION(NAME)
  761. # ------------------------------
  762. # Set option NAME. Presently that only means defining a flag for this option.
  763. AC_DEFUN([_AM_SET_OPTION],
  764. [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
  765. # _AM_SET_OPTIONS(OPTIONS)
  766. # ----------------------------------
  767. # OPTIONS is a space-separated list of Automake options.
  768. AC_DEFUN([_AM_SET_OPTIONS],
  769. [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
  770. # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
  771. # -------------------------------------------
  772. # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
  773. AC_DEFUN([_AM_IF_OPTION],
  774. [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
  775. # Check to make sure that the build environment is sane. -*- Autoconf -*-
  776. # Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005, 2008
  777. # Free Software Foundation, Inc.
  778. #
  779. # This file is free software; the Free Software Foundation
  780. # gives unlimited permission to copy and/or distribute it,
  781. # with or without modifications, as long as this notice is preserved.
  782. # serial 5
  783. # AM_SANITY_CHECK
  784. # ---------------
  785. AC_DEFUN([AM_SANITY_CHECK],
  786. [AC_MSG_CHECKING([whether build environment is sane])
  787. # Just in case
  788. sleep 1
  789. echo timestamp > conftest.file
  790. # Reject unsafe characters in $srcdir or the absolute working directory
  791. # name. Accept space and tab only in the latter.
  792. am_lf='
  793. '
  794. case `pwd` in
  795. *[[\\\"\#\$\&\'\`$am_lf]]*)
  796. AC_MSG_ERROR([unsafe absolute working directory name]);;
  797. esac
  798. case $srcdir in
  799. *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
  800. AC_MSG_ERROR([unsafe srcdir value: `$srcdir']);;
  801. esac
  802. # Do `set' in a subshell so we don't clobber the current shell's
  803. # arguments. Must try -L first in case configure is actually a
  804. # symlink; some systems play weird games with the mod time of symlinks
  805. # (eg FreeBSD returns the mod time of the symlink's containing
  806. # directory).
  807. if (
  808. set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
  809. if test "$[*]" = "X"; then
  810. # -L didn't work.
  811. set X `ls -t "$srcdir/configure" conftest.file`
  812. fi
  813. rm -f conftest.file
  814. if test "$[*]" != "X $srcdir/configure conftest.file" \
  815. && test "$[*]" != "X conftest.file $srcdir/configure"; then
  816. # If neither matched, then we have a broken ls. This can happen
  817. # if, for instance, CONFIG_SHELL is bash and it inherits a
  818. # broken ls alias from the environment. This has actually
  819. # happened. Such a system could not be considered "sane".
  820. AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
  821. alias in your environment])
  822. fi
  823. test "$[2]" = conftest.file
  824. )
  825. then
  826. # Ok.
  827. :
  828. else
  829. AC_MSG_ERROR([newly created file is older than distributed files!
  830. Check your system clock])
  831. fi
  832. AC_MSG_RESULT(yes)])
  833. # Copyright (C) 2009 Free Software Foundation, Inc.
  834. #
  835. # This file is free software; the Free Software Foundation
  836. # gives unlimited permission to copy and/or distribute it,
  837. # with or without modifications, as long as this notice is preserved.
  838. # serial 1
  839. # AM_SILENT_RULES([DEFAULT])
  840. # --------------------------
  841. # Enable less verbose build rules; with the default set to DEFAULT
  842. # (`yes' being less verbose, `no' or empty being verbose).
  843. AC_DEFUN([AM_SILENT_RULES],
  844. [AC_ARG_ENABLE([silent-rules],
  845. [ --enable-silent-rules less verbose build output (undo: `make V=1')
  846. --disable-silent-rules verbose build output (undo: `make V=0')])
  847. case $enable_silent_rules in
  848. yes) AM_DEFAULT_VERBOSITY=0;;
  849. no) AM_DEFAULT_VERBOSITY=1;;
  850. *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
  851. esac
  852. AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
  853. AM_BACKSLASH='\'
  854. AC_SUBST([AM_BACKSLASH])dnl
  855. _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
  856. ])
  857. # Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
  858. #
  859. # This file is free software; the Free Software Foundation
  860. # gives unlimited permission to copy and/or distribute it,
  861. # with or without modifications, as long as this notice is preserved.
  862. # AM_PROG_INSTALL_STRIP
  863. # ---------------------
  864. # One issue with vendor `install' (even GNU) is that you can't
  865. # specify the program used to strip binaries. This is especially
  866. # annoying in cross-compiling environments, where the build's strip
  867. # is unlikely to handle the host's binaries.
  868. # Fortunately install-sh will honor a STRIPPROG variable, so we
  869. # always use install-sh in `make install-strip', and initialize
  870. # STRIPPROG with the value of the STRIP variable (set by the user).
  871. AC_DEFUN([AM_PROG_INSTALL_STRIP],
  872. [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
  873. # Installed binaries are usually stripped using `strip' when the user
  874. # run `make install-strip'. However `strip' might not be the right
  875. # tool to use in cross-compilation environments, therefore Automake
  876. # will honor the `STRIP' environment variable to overrule this program.
  877. dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
  878. if test "$cross_compiling" != no; then
  879. AC_CHECK_TOOL([STRIP], [strip], :)
  880. fi
  881. INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
  882. AC_SUBST([INSTALL_STRIP_PROGRAM])])
  883. # Copyright (C) 2006, 2008 Free Software Foundation, Inc.
  884. #
  885. # This file is free software; the Free Software Foundation
  886. # gives unlimited permission to copy and/or distribute it,
  887. # with or without modifications, as long as this notice is preserved.
  888. # serial 2
  889. # _AM_SUBST_NOTMAKE(VARIABLE)
  890. # ---------------------------
  891. # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
  892. # This macro is traced by Automake.
  893. AC_DEFUN([_AM_SUBST_NOTMAKE])
  894. # AM_SUBST_NOTMAKE(VARIABLE)
  895. # ---------------------------
  896. # Public sister of _AM_SUBST_NOTMAKE.
  897. AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
  898. # Check how to create a tarball. -*- Autoconf -*-
  899. # Copyright (C) 2004, 2005 Free Software Foundation, Inc.
  900. #
  901. # This file is free software; the Free Software Foundation
  902. # gives unlimited permission to copy and/or distribute it,
  903. # with or without modifications, as long as this notice is preserved.
  904. # serial 2
  905. # _AM_PROG_TAR(FORMAT)
  906. # --------------------
  907. # Check how to create a tarball in format FORMAT.
  908. # FORMAT should be one of `v7', `ustar', or `pax'.
  909. #
  910. # Substitute a variable $(am__tar) that is a command
  911. # writing to stdout a FORMAT-tarball containing the directory
  912. # $tardir.
  913. # tardir=directory && $(am__tar) > result.tar
  914. #
  915. # Substitute a variable $(am__untar) that extract such
  916. # a tarball read from stdin.
  917. # $(am__untar) < result.tar
  918. AC_DEFUN([_AM_PROG_TAR],
  919. [# Always define AMTAR for backward compatibility.
  920. AM_MISSING_PROG([AMTAR], [tar])
  921. m4_if([$1], [v7],
  922. [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
  923. [m4_case([$1], [ustar],, [pax],,
  924. [m4_fatal([Unknown tar format])])
  925. AC_MSG_CHECKING([how to create a $1 tar archive])
  926. # Loop over all known methods to create a tar archive until one works.
  927. _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
  928. _am_tools=${am_cv_prog_tar_$1-$_am_tools}
  929. # Do not fold the above two line into one, because Tru64 sh and
  930. # Solaris sh will not grok spaces in the rhs of `-'.
  931. for _am_tool in $_am_tools
  932. do
  933. case $_am_tool in
  934. gnutar)
  935. for _am_tar in tar gnutar gtar;
  936. do
  937. AM_RUN_LOG([$_am_tar --version]) && break
  938. done
  939. am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
  940. am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
  941. am__untar="$_am_tar -xf -"
  942. ;;
  943. plaintar)
  944. # Must skip GNU tar: if it does not support --format= it doesn't create
  945. # ustar tarball either.
  946. (tar --version) >/dev/null 2>&1 && continue
  947. am__tar='tar chf - "$$tardir"'
  948. am__tar_='tar chf - "$tardir"'
  949. am__untar='tar xf -'
  950. ;;
  951. pax)
  952. am__tar='pax -L -x $1 -w "$$tardir"'
  953. am__tar_='pax -L -x $1 -w "$tardir"'
  954. am__untar='pax -r'
  955. ;;
  956. cpio)
  957. am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
  958. am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
  959. am__untar='cpio -i -H $1 -d'
  960. ;;
  961. none)
  962. am__tar=false
  963. am__tar_=false
  964. am__untar=false
  965. ;;
  966. esac
  967. # If the value was cached, stop now. We just wanted to have am__tar
  968. # and am__untar set.
  969. test -n "${am_cv_prog_tar_$1}" && break
  970. # tar/untar a dummy directory, and stop if the command works
  971. rm -rf conftest.dir
  972. mkdir conftest.dir
  973. echo GrepMe > conftest.dir/file
  974. AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
  975. rm -rf conftest.dir
  976. if test -s conftest.tar; then
  977. AM_RUN_LOG([$am__untar <conftest.tar])
  978. grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
  979. fi
  980. done
  981. rm -rf conftest.dir
  982. AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
  983. AC_MSG_RESULT([$am_cv_prog_tar_$1])])
  984. AC_SUBST([am__tar])
  985. AC_SUBST([am__untar])
  986. ]) # _AM_PROG_TAR
  987. m4_include([m4/libtool.m4])
  988. m4_include([m4/ltoptions.m4])
  989. m4_include([m4/ltsugar.m4])
  990. m4_include([m4/ltversion.m4])
  991. m4_include([m4/lt~obsolete.m4])