Annotation of embedaddon/mtr/aclocal.m4, revision 1.1.1.4

1.1.1.3   misho       1: # generated automatically by aclocal 1.15 -*- Autoconf -*-
1.1.1.2   misho       2: 
1.1.1.3   misho       3: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
1.1       misho       4: 
                      5: # This file is free software; the Free Software Foundation
                      6: # gives unlimited permission to copy and/or distribute it,
                      7: # with or without modifications, as long as this notice is preserved.
                      8: 
                      9: # This program is distributed in the hope that it will be useful,
                     10: # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
                     11: # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
                     12: # PARTICULAR PURPOSE.
                     13: 
1.1.1.2   misho      14: m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
1.1       misho      15: m4_ifndef([AC_AUTOCONF_VERSION],
                     16:   [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
1.1.1.2   misho      17: m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],,
                     18: [m4_warning([this file was generated for autoconf 2.69.
1.1       misho      19: You have another version of autoconf.  It may work, but is not guaranteed to.
                     20: If you have problems, you may need to regenerate the build system entirely.
1.1.1.2   misho      21: To do so, use the procedure documented by the package, typically 'autoreconf'.])])
1.1       misho      22: 
1.1.1.3   misho      23: # pkg.m4 - Macros to locate and utilise pkg-config.            -*- Autoconf -*-
                     24: # serial 1 (pkg-config-0.24)
                     25: # 
                     26: # Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
                     27: #
                     28: # This program is free software; you can redistribute it and/or modify
                     29: # it under the terms of the GNU General Public License as published by
                     30: # the Free Software Foundation; either version 2 of the License, or
                     31: # (at your option) any later version.
                     32: #
                     33: # This program is distributed in the hope that it will be useful, but
                     34: # WITHOUT ANY WARRANTY; without even the implied warranty of
                     35: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     36: # General Public License for more details.
                     37: #
                     38: # You should have received a copy of the GNU General Public License
                     39: # along with this program; if not, write to the Free Software
                     40: # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
                     41: #
                     42: # As a special exception to the GNU General Public License, if you
                     43: # distribute this file as part of a program that contains a
                     44: # configuration script generated by Autoconf, you may include it under
                     45: # the same distribution terms that you use for the rest of that program.
                     46: 
                     47: # PKG_PROG_PKG_CONFIG([MIN-VERSION])
                     48: # ----------------------------------
                     49: AC_DEFUN([PKG_PROG_PKG_CONFIG],
                     50: [m4_pattern_forbid([^_?PKG_[A-Z_]+$])
                     51: m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
                     52: m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
                     53: AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
                     54: AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
                     55: AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
                     56: 
                     57: if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
                     58:        AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
                     59: fi
                     60: if test -n "$PKG_CONFIG"; then
                     61:        _pkg_min_version=m4_default([$1], [0.9.0])
                     62:        AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
                     63:        if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
                     64:                AC_MSG_RESULT([yes])
                     65:        else
                     66:                AC_MSG_RESULT([no])
                     67:                PKG_CONFIG=""
                     68:        fi
                     69: fi[]dnl
                     70: ])# PKG_PROG_PKG_CONFIG
                     71: 
                     72: # PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
                     73: #
                     74: # Check to see whether a particular set of modules exists.  Similar
                     75: # to PKG_CHECK_MODULES(), but does not set variables or print errors.
                     76: #
                     77: # Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
                     78: # only at the first occurence in configure.ac, so if the first place
                     79: # it's called might be skipped (such as if it is within an "if", you
                     80: # have to call PKG_CHECK_EXISTS manually
                     81: # --------------------------------------------------------------
                     82: AC_DEFUN([PKG_CHECK_EXISTS],
                     83: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
                     84: if test -n "$PKG_CONFIG" && \
                     85:     AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
                     86:   m4_default([$2], [:])
                     87: m4_ifvaln([$3], [else
                     88:   $3])dnl
                     89: fi])
                     90: 
                     91: # _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
                     92: # ---------------------------------------------
                     93: m4_define([_PKG_CONFIG],
                     94: [if test -n "$$1"; then
                     95:     pkg_cv_[]$1="$$1"
                     96:  elif test -n "$PKG_CONFIG"; then
                     97:     PKG_CHECK_EXISTS([$3],
                     98:                      [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`
                     99:                      test "x$?" != "x0" && pkg_failed=yes ],
                    100:                     [pkg_failed=yes])
                    101:  else
                    102:     pkg_failed=untried
                    103: fi[]dnl
                    104: ])# _PKG_CONFIG
                    105: 
                    106: # _PKG_SHORT_ERRORS_SUPPORTED
                    107: # -----------------------------
                    108: AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
                    109: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])
                    110: if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
                    111:         _pkg_short_errors_supported=yes
                    112: else
                    113:         _pkg_short_errors_supported=no
                    114: fi[]dnl
                    115: ])# _PKG_SHORT_ERRORS_SUPPORTED
                    116: 
                    117: 
                    118: # PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
                    119: # [ACTION-IF-NOT-FOUND])
                    120: #
                    121: #
                    122: # Note that if there is a possibility the first call to
                    123: # PKG_CHECK_MODULES might not happen, you should be sure to include an
                    124: # explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
                    125: #
                    126: #
                    127: # --------------------------------------------------------------
                    128: AC_DEFUN([PKG_CHECK_MODULES],
                    129: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
                    130: AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
                    131: AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
                    132: 
                    133: pkg_failed=no
                    134: AC_MSG_CHECKING([for $1])
                    135: 
                    136: _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
                    137: _PKG_CONFIG([$1][_LIBS], [libs], [$2])
                    138: 
                    139: m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
                    140: and $1[]_LIBS to avoid the need to call pkg-config.
                    141: See the pkg-config man page for more details.])
                    142: 
                    143: if test $pkg_failed = yes; then
                    144:        AC_MSG_RESULT([no])
                    145:         _PKG_SHORT_ERRORS_SUPPORTED
                    146:         if test $_pkg_short_errors_supported = yes; then
                    147:                $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`
                    148:         else 
                    149:                $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`
                    150:         fi
                    151:        # Put the nasty error message in config.log where it belongs
                    152:        echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
                    153: 
                    154:        m4_default([$4], [AC_MSG_ERROR(
                    155: [Package requirements ($2) were not met:
                    156: 
                    157: $$1_PKG_ERRORS
                    158: 
                    159: Consider adjusting the PKG_CONFIG_PATH environment variable if you
                    160: installed software in a non-standard prefix.
                    161: 
                    162: _PKG_TEXT])[]dnl
                    163:         ])
                    164: elif test $pkg_failed = untried; then
                    165:        AC_MSG_RESULT([no])
                    166:        m4_default([$4], [AC_MSG_FAILURE(
                    167: [The pkg-config script could not be found or is too old.  Make sure it
                    168: is in your PATH or set the PKG_CONFIG environment variable to the full
                    169: path to pkg-config.
                    170: 
                    171: _PKG_TEXT
                    172: 
                    173: To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl
                    174:         ])
                    175: else
                    176:        $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
                    177:        $1[]_LIBS=$pkg_cv_[]$1[]_LIBS
                    178:         AC_MSG_RESULT([yes])
                    179:        $3
                    180: fi[]dnl
                    181: ])# PKG_CHECK_MODULES
                    182: 
1.1.1.4 ! misho     183: 
1.1.1.3   misho     184: # PKG_INSTALLDIR(DIRECTORY)
                    185: # -------------------------
                    186: # Substitutes the variable pkgconfigdir as the location where a module
                    187: # should install pkg-config .pc files. By default the directory is
                    188: # $libdir/pkgconfig, but the default can be changed by passing
                    189: # DIRECTORY. The user can override through the --with-pkgconfigdir
                    190: # parameter.
                    191: AC_DEFUN([PKG_INSTALLDIR],
                    192: [m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])
                    193: m4_pushdef([pkg_description],
                    194:     [pkg-config installation directory @<:@]pkg_default[@:>@])
                    195: AC_ARG_WITH([pkgconfigdir],
                    196:     [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,
                    197:     [with_pkgconfigdir=]pkg_default)
                    198: AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])
                    199: m4_popdef([pkg_default])
                    200: m4_popdef([pkg_description])
                    201: ]) dnl PKG_INSTALLDIR
                    202: 
                    203: 
                    204: # PKG_NOARCH_INSTALLDIR(DIRECTORY)
                    205: # -------------------------
                    206: # Substitutes the variable noarch_pkgconfigdir as the location where a
                    207: # module should install arch-independent pkg-config .pc files. By
                    208: # default the directory is $datadir/pkgconfig, but the default can be
                    209: # changed by passing DIRECTORY. The user can override through the
                    210: # --with-noarch-pkgconfigdir parameter.
                    211: AC_DEFUN([PKG_NOARCH_INSTALLDIR],
                    212: [m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])
                    213: m4_pushdef([pkg_description],
                    214:     [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])
                    215: AC_ARG_WITH([noarch-pkgconfigdir],
                    216:     [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,
                    217:     [with_noarch_pkgconfigdir=]pkg_default)
                    218: AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])
                    219: m4_popdef([pkg_default])
                    220: m4_popdef([pkg_description])
                    221: ]) dnl PKG_NOARCH_INSTALLDIR
                    222: 
                    223: 
                    224: # PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
                    225: # [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
                    226: # -------------------------------------------
                    227: # Retrieves the value of the pkg-config variable for the given module.
                    228: AC_DEFUN([PKG_CHECK_VAR],
                    229: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
                    230: AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
                    231: 
                    232: _PKG_CONFIG([$1], [variable="][$3]["], [$2])
                    233: AS_VAR_COPY([$1], [pkg_cv_][$1])
                    234: 
                    235: AS_VAR_IF([$1], [""], [$5], [$4])dnl
                    236: ])# PKG_CHECK_VAR
                    237: 
                    238: # Copyright (C) 2002-2014 Free Software Foundation, Inc.
1.1       misho     239: #
                    240: # This file is free software; the Free Software Foundation
                    241: # gives unlimited permission to copy and/or distribute it,
                    242: # with or without modifications, as long as this notice is preserved.
                    243: 
                    244: # AM_AUTOMAKE_VERSION(VERSION)
                    245: # ----------------------------
                    246: # Automake X.Y traces this macro to ensure aclocal.m4 has been
                    247: # generated from the m4 files accompanying Automake X.Y.
                    248: # (This private macro should not be called outside this file.)
                    249: AC_DEFUN([AM_AUTOMAKE_VERSION],
1.1.1.3   misho     250: [am__api_version='1.15'
1.1       misho     251: dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
                    252: dnl require some minimum version.  Point them to the right macro.
1.1.1.3   misho     253: m4_if([$1], [1.15], [],
1.1       misho     254:       [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
                    255: ])
                    256: 
                    257: # _AM_AUTOCONF_VERSION(VERSION)
                    258: # -----------------------------
                    259: # aclocal traces this macro to find the Autoconf version.
                    260: # This is a private macro too.  Using m4_define simplifies
                    261: # the logic in aclocal, which can simply ignore this definition.
                    262: m4_define([_AM_AUTOCONF_VERSION], [])
                    263: 
                    264: # AM_SET_CURRENT_AUTOMAKE_VERSION
                    265: # -------------------------------
                    266: # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
                    267: # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
                    268: AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
1.1.1.3   misho     269: [AM_AUTOMAKE_VERSION([1.15])dnl
1.1       misho     270: m4_ifndef([AC_AUTOCONF_VERSION],
                    271:   [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
                    272: _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
                    273: 
                    274: # AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
                    275: 
1.1.1.3   misho     276: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho     277: #
                    278: # This file is free software; the Free Software Foundation
                    279: # gives unlimited permission to copy and/or distribute it,
                    280: # with or without modifications, as long as this notice is preserved.
                    281: 
                    282: # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
1.1.1.2   misho     283: # $ac_aux_dir to '$srcdir/foo'.  In other projects, it is set to
                    284: # '$srcdir', '$srcdir/..', or '$srcdir/../..'.
1.1       misho     285: #
                    286: # Of course, Automake must honor this variable whenever it calls a
                    287: # tool from the auxiliary directory.  The problem is that $srcdir (and
                    288: # therefore $ac_aux_dir as well) can be either absolute or relative,
                    289: # depending on how configure is run.  This is pretty annoying, since
                    290: # it makes $ac_aux_dir quite unusable in subdirectories: in the top
                    291: # source directory, any form will work fine, but in subdirectories a
                    292: # relative path needs to be adjusted first.
                    293: #
                    294: # $ac_aux_dir/missing
                    295: #    fails when called from a subdirectory if $ac_aux_dir is relative
                    296: # $top_srcdir/$ac_aux_dir/missing
                    297: #    fails if $ac_aux_dir is absolute,
                    298: #    fails when called from a subdirectory in a VPATH build with
                    299: #          a relative $ac_aux_dir
                    300: #
                    301: # The reason of the latter failure is that $top_srcdir and $ac_aux_dir
                    302: # are both prefixed by $srcdir.  In an in-source build this is usually
1.1.1.2   misho     303: # harmless because $srcdir is '.', but things will broke when you
1.1       misho     304: # start a VPATH build or use an absolute $srcdir.
                    305: #
                    306: # So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
                    307: # iff we strip the leading $srcdir from $ac_aux_dir.  That would be:
                    308: #   am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
                    309: # and then we would define $MISSING as
                    310: #   MISSING="\${SHELL} $am_aux_dir/missing"
                    311: # This will work as long as MISSING is not called from configure, because
                    312: # unfortunately $(top_srcdir) has no meaning in configure.
                    313: # However there are other variables, like CC, which are often used in
                    314: # configure, and could therefore not use this "fixed" $ac_aux_dir.
                    315: #
                    316: # Another solution, used here, is to always expand $ac_aux_dir to an
                    317: # absolute PATH.  The drawback is that using absolute paths prevent a
                    318: # configured tree to be moved without reconfiguration.
                    319: 
                    320: AC_DEFUN([AM_AUX_DIR_EXPAND],
1.1.1.3   misho     321: [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
                    322: # Expand $ac_aux_dir to an absolute path.
                    323: am_aux_dir=`cd "$ac_aux_dir" && pwd`
1.1       misho     324: ])
                    325: 
                    326: # AM_CONDITIONAL                                            -*- Autoconf -*-
                    327: 
1.1.1.3   misho     328: # Copyright (C) 1997-2014 Free Software Foundation, Inc.
1.1       misho     329: #
                    330: # This file is free software; the Free Software Foundation
                    331: # gives unlimited permission to copy and/or distribute it,
                    332: # with or without modifications, as long as this notice is preserved.
                    333: 
                    334: # AM_CONDITIONAL(NAME, SHELL-CONDITION)
                    335: # -------------------------------------
                    336: # Define a conditional.
                    337: AC_DEFUN([AM_CONDITIONAL],
1.1.1.2   misho     338: [AC_PREREQ([2.52])dnl
                    339:  m4_if([$1], [TRUE],  [AC_FATAL([$0: invalid condition: $1])],
                    340:        [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
1.1       misho     341: AC_SUBST([$1_TRUE])dnl
                    342: AC_SUBST([$1_FALSE])dnl
                    343: _AM_SUBST_NOTMAKE([$1_TRUE])dnl
                    344: _AM_SUBST_NOTMAKE([$1_FALSE])dnl
                    345: m4_define([_AM_COND_VALUE_$1], [$2])dnl
                    346: if $2; then
                    347:   $1_TRUE=
                    348:   $1_FALSE='#'
                    349: else
                    350:   $1_TRUE='#'
                    351:   $1_FALSE=
                    352: fi
                    353: AC_CONFIG_COMMANDS_PRE(
                    354: [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
                    355:   AC_MSG_ERROR([[conditional "$1" was never defined.
                    356: Usually this means the macro was only invoked conditionally.]])
                    357: fi])])
                    358: 
1.1.1.3   misho     359: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
1.1       misho     360: #
                    361: # This file is free software; the Free Software Foundation
                    362: # gives unlimited permission to copy and/or distribute it,
                    363: # with or without modifications, as long as this notice is preserved.
                    364: 
                    365: 
1.1.1.2   misho     366: # There are a few dirty hacks below to avoid letting 'AC_PROG_CC' be
1.1       misho     367: # written in clear, in which case automake, when reading aclocal.m4,
                    368: # will think it sees a *use*, and therefore will trigger all it's
                    369: # C support machinery.  Also note that it means that autoscan, seeing
                    370: # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
                    371: 
                    372: 
                    373: # _AM_DEPENDENCIES(NAME)
                    374: # ----------------------
                    375: # See how the compiler implements dependency checking.
1.1.1.2   misho     376: # NAME is "CC", "CXX", "OBJC", "OBJCXX", "UPC", or "GJC".
1.1       misho     377: # We try a few techniques and use that to set a single cache variable.
                    378: #
                    379: # We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
                    380: # modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
                    381: # dependency, and given that the user is not expected to run this macro,
                    382: # just rely on AC_PROG_CC.
                    383: AC_DEFUN([_AM_DEPENDENCIES],
                    384: [AC_REQUIRE([AM_SET_DEPDIR])dnl
                    385: AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
                    386: AC_REQUIRE([AM_MAKE_INCLUDE])dnl
                    387: AC_REQUIRE([AM_DEP_TRACK])dnl
                    388: 
1.1.1.2   misho     389: m4_if([$1], [CC],   [depcc="$CC"   am_compiler_list=],
                    390:       [$1], [CXX],  [depcc="$CXX"  am_compiler_list=],
                    391:       [$1], [OBJC], [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
                    392:       [$1], [OBJCXX], [depcc="$OBJCXX" am_compiler_list='gcc3 gcc'],
                    393:       [$1], [UPC],  [depcc="$UPC"  am_compiler_list=],
                    394:       [$1], [GCJ],  [depcc="$GCJ"  am_compiler_list='gcc3 gcc'],
                    395:                     [depcc="$$1"   am_compiler_list=])
1.1       misho     396: 
                    397: AC_CACHE_CHECK([dependency style of $depcc],
                    398:                [am_cv_$1_dependencies_compiler_type],
                    399: [if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
                    400:   # We make a subdir and do the tests there.  Otherwise we can end up
                    401:   # making bogus files that we don't know about and never remove.  For
                    402:   # instance it was reported that on HP-UX the gcc test will end up
1.1.1.2   misho     403:   # making a dummy file named 'D' -- because '-MD' means "put the output
                    404:   # in D".
                    405:   rm -rf conftest.dir
1.1       misho     406:   mkdir conftest.dir
                    407:   # Copy depcomp to subdir because otherwise we won't find it if we're
                    408:   # using a relative directory.
                    409:   cp "$am_depcomp" conftest.dir
                    410:   cd conftest.dir
                    411:   # We will build objects and dependencies in a subdirectory because
                    412:   # it helps to detect inapplicable dependency modes.  For instance
                    413:   # both Tru64's cc and ICC support -MD to output dependencies as a
                    414:   # side effect of compilation, but ICC will put the dependencies in
                    415:   # the current directory while Tru64 will put them in the object
                    416:   # directory.
                    417:   mkdir sub
                    418: 
                    419:   am_cv_$1_dependencies_compiler_type=none
                    420:   if test "$am_compiler_list" = ""; then
                    421:      am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
                    422:   fi
                    423:   am__universal=false
                    424:   m4_case([$1], [CC],
                    425:     [case " $depcc " in #(
                    426:      *\ -arch\ *\ -arch\ *) am__universal=true ;;
                    427:      esac],
                    428:     [CXX],
                    429:     [case " $depcc " in #(
                    430:      *\ -arch\ *\ -arch\ *) am__universal=true ;;
                    431:      esac])
                    432: 
                    433:   for depmode in $am_compiler_list; do
                    434:     # Setup a source with many dependencies, because some compilers
                    435:     # like to wrap large dependency lists on column 80 (with \), and
                    436:     # we should not choose a depcomp mode which is confused by this.
                    437:     #
                    438:     # We need to recreate these files for each test, as the compiler may
                    439:     # overwrite some of them when testing with obscure command lines.
                    440:     # This happens at least with the AIX C compiler.
                    441:     : > sub/conftest.c
                    442:     for i in 1 2 3 4 5 6; do
                    443:       echo '#include "conftst'$i'.h"' >> sub/conftest.c
1.1.1.2   misho     444:       # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with
                    445:       # Solaris 10 /bin/sh.
                    446:       echo '/* dummy */' > sub/conftst$i.h
1.1       misho     447:     done
                    448:     echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
                    449: 
1.1.1.2   misho     450:     # We check with '-c' and '-o' for the sake of the "dashmstdout"
1.1       misho     451:     # mode.  It turns out that the SunPro C++ compiler does not properly
1.1.1.2   misho     452:     # handle '-M -o', and we need to detect this.  Also, some Intel
                    453:     # versions had trouble with output in subdirs.
1.1       misho     454:     am__obj=sub/conftest.${OBJEXT-o}
                    455:     am__minus_obj="-o $am__obj"
                    456:     case $depmode in
                    457:     gcc)
                    458:       # This depmode causes a compiler race in universal mode.
                    459:       test "$am__universal" = false || continue
                    460:       ;;
                    461:     nosideeffect)
1.1.1.2   misho     462:       # After this tag, mechanisms are not by side-effect, so they'll
                    463:       # only be used when explicitly requested.
1.1       misho     464:       if test "x$enable_dependency_tracking" = xyes; then
                    465:        continue
                    466:       else
                    467:        break
                    468:       fi
                    469:       ;;
1.1.1.2   misho     470:     msvc7 | msvc7msys | msvisualcpp | msvcmsys)
                    471:       # This compiler won't grok '-c -o', but also, the minuso test has
1.1       misho     472:       # not run yet.  These depmodes are late enough in the game, and
                    473:       # so weak that their functioning should not be impacted.
                    474:       am__obj=conftest.${OBJEXT-o}
                    475:       am__minus_obj=
                    476:       ;;
                    477:     none) break ;;
                    478:     esac
                    479:     if depmode=$depmode \
                    480:        source=sub/conftest.c object=$am__obj \
                    481:        depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
                    482:        $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
                    483:          >/dev/null 2>conftest.err &&
                    484:        grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
                    485:        grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
                    486:        grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
                    487:        ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
                    488:       # icc doesn't choke on unknown options, it will just issue warnings
                    489:       # or remarks (even with -Werror).  So we grep stderr for any message
                    490:       # that says an option was ignored or not supported.
                    491:       # When given -MP, icc 7.0 and 7.1 complain thusly:
                    492:       #   icc: Command line warning: ignoring option '-M'; no argument required
                    493:       # The diagnosis changed in icc 8.0:
                    494:       #   icc: Command line remark: option '-MP' not supported
                    495:       if (grep 'ignoring option' conftest.err ||
                    496:           grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
                    497:         am_cv_$1_dependencies_compiler_type=$depmode
                    498:         break
                    499:       fi
                    500:     fi
                    501:   done
                    502: 
                    503:   cd ..
                    504:   rm -rf conftest.dir
                    505: else
                    506:   am_cv_$1_dependencies_compiler_type=none
                    507: fi
                    508: ])
                    509: AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
                    510: AM_CONDITIONAL([am__fastdep$1], [
                    511:   test "x$enable_dependency_tracking" != xno \
                    512:   && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
                    513: ])
                    514: 
                    515: 
                    516: # AM_SET_DEPDIR
                    517: # -------------
                    518: # Choose a directory name for dependency files.
1.1.1.2   misho     519: # This macro is AC_REQUIREd in _AM_DEPENDENCIES.
1.1       misho     520: AC_DEFUN([AM_SET_DEPDIR],
                    521: [AC_REQUIRE([AM_SET_LEADING_DOT])dnl
                    522: AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
                    523: ])
                    524: 
                    525: 
                    526: # AM_DEP_TRACK
                    527: # ------------
                    528: AC_DEFUN([AM_DEP_TRACK],
1.1.1.2   misho     529: [AC_ARG_ENABLE([dependency-tracking], [dnl
                    530: AS_HELP_STRING(
                    531:   [--enable-dependency-tracking],
                    532:   [do not reject slow dependency extractors])
                    533: AS_HELP_STRING(
                    534:   [--disable-dependency-tracking],
                    535:   [speeds up one-time build])])
1.1       misho     536: if test "x$enable_dependency_tracking" != xno; then
                    537:   am_depcomp="$ac_aux_dir/depcomp"
                    538:   AMDEPBACKSLASH='\'
1.1.1.2   misho     539:   am__nodep='_no'
1.1       misho     540: fi
                    541: AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
                    542: AC_SUBST([AMDEPBACKSLASH])dnl
                    543: _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
1.1.1.2   misho     544: AC_SUBST([am__nodep])dnl
                    545: _AM_SUBST_NOTMAKE([am__nodep])dnl
1.1       misho     546: ])
                    547: 
                    548: # Generate code to set up dependency tracking.              -*- Autoconf -*-
                    549: 
1.1.1.3   misho     550: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
1.1       misho     551: #
                    552: # This file is free software; the Free Software Foundation
                    553: # gives unlimited permission to copy and/or distribute it,
                    554: # with or without modifications, as long as this notice is preserved.
                    555: 
                    556: 
                    557: # _AM_OUTPUT_DEPENDENCY_COMMANDS
                    558: # ------------------------------
                    559: AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
                    560: [{
1.1.1.2   misho     561:   # Older Autoconf quotes --file arguments for eval, but not when files
1.1       misho     562:   # are listed without --file.  Let's play safe and only enable the eval
                    563:   # if we detect the quoting.
                    564:   case $CONFIG_FILES in
                    565:   *\'*) eval set x "$CONFIG_FILES" ;;
                    566:   *)   set x $CONFIG_FILES ;;
                    567:   esac
                    568:   shift
                    569:   for mf
                    570:   do
                    571:     # Strip MF so we end up with the name of the file.
                    572:     mf=`echo "$mf" | sed -e 's/:.*$//'`
                    573:     # Check whether this is an Automake generated Makefile or not.
1.1.1.2   misho     574:     # We used to match only the files named 'Makefile.in', but
1.1       misho     575:     # some people rename them; so instead we look at the file content.
                    576:     # Grep'ing the first line is not enough: some people post-process
                    577:     # each Makefile.in and add a new line on top of each file to say so.
                    578:     # Grep'ing the whole file is not good either: AIX grep has a line
                    579:     # limit of 2048, but all sed's we know have understand at least 4000.
                    580:     if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
                    581:       dirpart=`AS_DIRNAME("$mf")`
                    582:     else
                    583:       continue
                    584:     fi
                    585:     # Extract the definition of DEPDIR, am__include, and am__quote
1.1.1.2   misho     586:     # from the Makefile without running 'make'.
1.1       misho     587:     DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
                    588:     test -z "$DEPDIR" && continue
                    589:     am__include=`sed -n 's/^am__include = //p' < "$mf"`
1.1.1.2   misho     590:     test -z "$am__include" && continue
1.1       misho     591:     am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
                    592:     # Find all dependency output files, they are included files with
                    593:     # $(DEPDIR) in their names.  We invoke sed twice because it is the
                    594:     # simplest approach to changing $(DEPDIR) to its actual value in the
                    595:     # expansion.
                    596:     for file in `sed -n "
                    597:       s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
1.1.1.2   misho     598:         sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g'`; do
1.1       misho     599:       # Make sure the directory exists.
                    600:       test -f "$dirpart/$file" && continue
                    601:       fdir=`AS_DIRNAME(["$file"])`
                    602:       AS_MKDIR_P([$dirpart/$fdir])
                    603:       # echo "creating $dirpart/$file"
                    604:       echo '# dummy' > "$dirpart/$file"
                    605:     done
                    606:   done
                    607: }
                    608: ])# _AM_OUTPUT_DEPENDENCY_COMMANDS
                    609: 
                    610: 
                    611: # AM_OUTPUT_DEPENDENCY_COMMANDS
                    612: # -----------------------------
                    613: # This macro should only be invoked once -- use via AC_REQUIRE.
                    614: #
                    615: # This code is only required when automatic dependency tracking
1.1.1.2   misho     616: # is enabled.  FIXME.  This creates each '.P' file that we will
1.1       misho     617: # need in order to bootstrap the dependency handling code.
                    618: AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
                    619: [AC_CONFIG_COMMANDS([depfiles],
                    620:      [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
                    621:      [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
                    622: ])
                    623: 
                    624: # Do all the work for Automake.                             -*- Autoconf -*-
                    625: 
1.1.1.3   misho     626: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
1.1       misho     627: #
                    628: # This file is free software; the Free Software Foundation
                    629: # gives unlimited permission to copy and/or distribute it,
                    630: # with or without modifications, as long as this notice is preserved.
                    631: 
                    632: # This macro actually does too much.  Some checks are only needed if
                    633: # your package does certain things.  But this isn't really a big deal.
                    634: 
1.1.1.2   misho     635: dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O.
                    636: m4_define([AC_PROG_CC],
                    637: m4_defn([AC_PROG_CC])
                    638: [_AM_PROG_CC_C_O
                    639: ])
                    640: 
1.1       misho     641: # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
                    642: # AM_INIT_AUTOMAKE([OPTIONS])
                    643: # -----------------------------------------------
                    644: # The call with PACKAGE and VERSION arguments is the old style
                    645: # call (pre autoconf-2.50), which is being phased out.  PACKAGE
                    646: # and VERSION should now be passed to AC_INIT and removed from
                    647: # the call to AM_INIT_AUTOMAKE.
                    648: # We support both call styles for the transition.  After
                    649: # the next Automake release, Autoconf can make the AC_INIT
                    650: # arguments mandatory, and then we can depend on a new Autoconf
                    651: # release and drop the old call support.
                    652: AC_DEFUN([AM_INIT_AUTOMAKE],
1.1.1.2   misho     653: [AC_PREREQ([2.65])dnl
1.1       misho     654: dnl Autoconf wants to disallow AM_ names.  We explicitly allow
                    655: dnl the ones we care about.
                    656: m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
                    657: AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
                    658: AC_REQUIRE([AC_PROG_INSTALL])dnl
                    659: if test "`cd $srcdir && pwd`" != "`pwd`"; then
                    660:   # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
                    661:   # is not polluted with repeated "-I."
                    662:   AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
                    663:   # test to see if srcdir already configured
                    664:   if test -f $srcdir/config.status; then
                    665:     AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
                    666:   fi
                    667: fi
                    668: 
                    669: # test whether we have cygpath
                    670: if test -z "$CYGPATH_W"; then
                    671:   if (cygpath --version) >/dev/null 2>/dev/null; then
                    672:     CYGPATH_W='cygpath -w'
                    673:   else
                    674:     CYGPATH_W=echo
                    675:   fi
                    676: fi
                    677: AC_SUBST([CYGPATH_W])
                    678: 
                    679: # Define the identity of the package.
                    680: dnl Distinguish between old-style and new-style calls.
                    681: m4_ifval([$2],
1.1.1.2   misho     682: [AC_DIAGNOSE([obsolete],
                    683:              [$0: two- and three-arguments forms are deprecated.])
                    684: m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
1.1       misho     685:  AC_SUBST([PACKAGE], [$1])dnl
                    686:  AC_SUBST([VERSION], [$2])],
                    687: [_AM_SET_OPTIONS([$1])dnl
                    688: dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
1.1.1.2   misho     689: m4_if(
                    690:   m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),
                    691:   [ok:ok],,
1.1       misho     692:   [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
                    693:  AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
                    694:  AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
                    695: 
                    696: _AM_IF_OPTION([no-define],,
1.1.1.2   misho     697: [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])
                    698:  AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl
1.1       misho     699: 
                    700: # Some tools Automake needs.
                    701: AC_REQUIRE([AM_SANITY_CHECK])dnl
                    702: AC_REQUIRE([AC_ARG_PROGRAM])dnl
1.1.1.2   misho     703: AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])
                    704: AM_MISSING_PROG([AUTOCONF], [autoconf])
                    705: AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])
                    706: AM_MISSING_PROG([AUTOHEADER], [autoheader])
                    707: AM_MISSING_PROG([MAKEINFO], [makeinfo])
1.1       misho     708: AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
                    709: AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
1.1.1.2   misho     710: AC_REQUIRE([AC_PROG_MKDIR_P])dnl
                    711: # For better backward compatibility.  To be removed once Automake 1.9.x
                    712: # dies out for good.  For more background, see:
                    713: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
                    714: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
                    715: AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
1.1.1.3   misho     716: # We need awk for the "check" target (and possibly the TAP driver).  The
                    717: # system "awk" is bad on some platforms.
1.1       misho     718: AC_REQUIRE([AC_PROG_AWK])dnl
                    719: AC_REQUIRE([AC_PROG_MAKE_SET])dnl
                    720: AC_REQUIRE([AM_SET_LEADING_DOT])dnl
                    721: _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
                    722:              [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
                    723:                             [_AM_PROG_TAR([v7])])])
                    724: _AM_IF_OPTION([no-dependencies],,
                    725: [AC_PROVIDE_IFELSE([AC_PROG_CC],
1.1.1.2   misho     726:                  [_AM_DEPENDENCIES([CC])],
                    727:                  [m4_define([AC_PROG_CC],
                    728:                             m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl
1.1       misho     729: AC_PROVIDE_IFELSE([AC_PROG_CXX],
1.1.1.2   misho     730:                  [_AM_DEPENDENCIES([CXX])],
                    731:                  [m4_define([AC_PROG_CXX],
                    732:                             m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl
1.1       misho     733: AC_PROVIDE_IFELSE([AC_PROG_OBJC],
1.1.1.2   misho     734:                  [_AM_DEPENDENCIES([OBJC])],
                    735:                  [m4_define([AC_PROG_OBJC],
                    736:                             m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl
                    737: AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
                    738:                  [_AM_DEPENDENCIES([OBJCXX])],
                    739:                  [m4_define([AC_PROG_OBJCXX],
                    740:                             m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])dnl
1.1       misho     741: ])
1.1.1.2   misho     742: AC_REQUIRE([AM_SILENT_RULES])dnl
                    743: dnl The testsuite driver may need to know about EXEEXT, so add the
                    744: dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen.  This
                    745: dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
1.1       misho     746: AC_CONFIG_COMMANDS_PRE(dnl
                    747: [m4_provide_if([_AM_COMPILER_EXEEXT],
                    748:   [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
                    749: 
1.1.1.2   misho     750: # POSIX will say in a future version that running "rm -f" with no argument
                    751: # is OK; and we want to be able to make that assumption in our Makefile
                    752: # recipes.  So use an aggressive probe to check that the usage we want is
                    753: # actually supported "in the wild" to an acceptable degree.
                    754: # See automake bug#10828.
                    755: # To make any issue more visible, cause the running configure to be aborted
                    756: # by default if the 'rm' program in use doesn't match our expectations; the
                    757: # user can still override this though.
                    758: if rm -f && rm -fr && rm -rf; then : OK; else
                    759:   cat >&2 <<'END'
                    760: Oops!
                    761: 
                    762: Your 'rm' program seems unable to run without file operands specified
                    763: on the command line, even when the '-f' option is present.  This is contrary
                    764: to the behaviour of most rm programs out there, and not conforming with
                    765: the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
                    766: 
                    767: Please tell bug-automake@gnu.org about your system, including the value
                    768: of your $PATH and any error possibly output before this message.  This
                    769: can help us improve future automake versions.
                    770: 
                    771: END
                    772:   if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
                    773:     echo 'Configuration will proceed anyway, since you have set the' >&2
                    774:     echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
                    775:     echo >&2
                    776:   else
                    777:     cat >&2 <<'END'
                    778: Aborting the configuration process, to ensure you take notice of the issue.
                    779: 
                    780: You can download and install GNU coreutils to get an 'rm' implementation
                    781: that behaves properly: <http://www.gnu.org/software/coreutils/>.
                    782: 
                    783: If you want to complete the configuration process using your problematic
                    784: 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
                    785: to "yes", and re-run configure.
                    786: 
                    787: END
                    788:     AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
                    789:   fi
1.1.1.3   misho     790: fi
                    791: dnl The trailing newline in this macro's definition is deliberate, for
                    792: dnl backward compatibility and to allow trailing 'dnl'-style comments
                    793: dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841.
                    794: ])
1.1.1.2   misho     795: 
                    796: dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion.  Do not
1.1       misho     797: dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
                    798: dnl mangled by Autoconf and run in a shell conditional statement.
                    799: m4_define([_AC_COMPILER_EXEEXT],
                    800: m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
                    801: 
                    802: # When config.status generates a header, we must update the stamp-h file.
                    803: # This file resides in the same directory as the config header
                    804: # that is generated.  The stamp files are numbered to have different names.
                    805: 
                    806: # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
                    807: # loop where config.status creates the headers, so we can generate
                    808: # our stamp files there.
                    809: AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
                    810: [# Compute $1's index in $config_headers.
                    811: _am_arg=$1
                    812: _am_stamp_count=1
                    813: for _am_header in $config_headers :; do
                    814:   case $_am_header in
                    815:     $_am_arg | $_am_arg:* )
                    816:       break ;;
                    817:     * )
                    818:       _am_stamp_count=`expr $_am_stamp_count + 1` ;;
                    819:   esac
                    820: done
                    821: echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
                    822: 
1.1.1.3   misho     823: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho     824: #
                    825: # This file is free software; the Free Software Foundation
                    826: # gives unlimited permission to copy and/or distribute it,
                    827: # with or without modifications, as long as this notice is preserved.
                    828: 
                    829: # AM_PROG_INSTALL_SH
                    830: # ------------------
                    831: # Define $install_sh.
                    832: AC_DEFUN([AM_PROG_INSTALL_SH],
                    833: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
1.1.1.3   misho     834: if test x"${install_sh+set}" != xset; then
1.1       misho     835:   case $am_aux_dir in
                    836:   *\ * | *\    *)
                    837:     install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
                    838:   *)
                    839:     install_sh="\${SHELL} $am_aux_dir/install-sh"
                    840:   esac
                    841: fi
1.1.1.2   misho     842: AC_SUBST([install_sh])])
1.1       misho     843: 
1.1.1.3   misho     844: # Copyright (C) 2003-2014 Free Software Foundation, Inc.
1.1       misho     845: #
                    846: # This file is free software; the Free Software Foundation
                    847: # gives unlimited permission to copy and/or distribute it,
                    848: # with or without modifications, as long as this notice is preserved.
                    849: 
                    850: # Check whether the underlying file-system supports filenames
                    851: # with a leading dot.  For instance MS-DOS doesn't.
                    852: AC_DEFUN([AM_SET_LEADING_DOT],
                    853: [rm -rf .tst 2>/dev/null
                    854: mkdir .tst 2>/dev/null
                    855: if test -d .tst; then
                    856:   am__leading_dot=.
                    857: else
                    858:   am__leading_dot=_
                    859: fi
                    860: rmdir .tst 2>/dev/null
                    861: AC_SUBST([am__leading_dot])])
                    862: 
                    863: # Check to see how 'make' treats includes.                 -*- Autoconf -*-
                    864: 
1.1.1.3   misho     865: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho     866: #
                    867: # This file is free software; the Free Software Foundation
                    868: # gives unlimited permission to copy and/or distribute it,
                    869: # with or without modifications, as long as this notice is preserved.
                    870: 
                    871: # AM_MAKE_INCLUDE()
                    872: # -----------------
                    873: # Check to see how make treats includes.
                    874: AC_DEFUN([AM_MAKE_INCLUDE],
                    875: [am_make=${MAKE-make}
                    876: cat > confinc << 'END'
                    877: am__doit:
                    878:        @echo this is the am__doit target
                    879: .PHONY: am__doit
                    880: END
                    881: # If we don't find an include directive, just comment out the code.
                    882: AC_MSG_CHECKING([for style of include used by $am_make])
                    883: am__include="#"
                    884: am__quote=
                    885: _am_result=none
                    886: # First try GNU make style include.
                    887: echo "include confinc" > confmf
1.1.1.2   misho     888: # Ignore all kinds of additional output from 'make'.
1.1       misho     889: case `$am_make -s -f confmf 2> /dev/null` in #(
                    890: *the\ am__doit\ target*)
                    891:   am__include=include
                    892:   am__quote=
                    893:   _am_result=GNU
                    894:   ;;
                    895: esac
                    896: # Now try BSD make style include.
                    897: if test "$am__include" = "#"; then
                    898:    echo '.include "confinc"' > confmf
                    899:    case `$am_make -s -f confmf 2> /dev/null` in #(
                    900:    *the\ am__doit\ target*)
                    901:      am__include=.include
                    902:      am__quote="\""
                    903:      _am_result=BSD
                    904:      ;;
                    905:    esac
                    906: fi
                    907: AC_SUBST([am__include])
                    908: AC_SUBST([am__quote])
                    909: AC_MSG_RESULT([$_am_result])
                    910: rm -f confinc confmf
                    911: ])
                    912: 
                    913: # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
                    914: 
1.1.1.3   misho     915: # Copyright (C) 1997-2014 Free Software Foundation, Inc.
1.1       misho     916: #
                    917: # This file is free software; the Free Software Foundation
                    918: # gives unlimited permission to copy and/or distribute it,
                    919: # with or without modifications, as long as this notice is preserved.
                    920: 
                    921: # AM_MISSING_PROG(NAME, PROGRAM)
                    922: # ------------------------------
                    923: AC_DEFUN([AM_MISSING_PROG],
                    924: [AC_REQUIRE([AM_MISSING_HAS_RUN])
                    925: $1=${$1-"${am_missing_run}$2"}
                    926: AC_SUBST($1)])
                    927: 
                    928: # AM_MISSING_HAS_RUN
                    929: # ------------------
1.1.1.2   misho     930: # Define MISSING if not defined so far and test if it is modern enough.
                    931: # If it is, set am_missing_run to use it, otherwise, to nothing.
1.1       misho     932: AC_DEFUN([AM_MISSING_HAS_RUN],
                    933: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
                    934: AC_REQUIRE_AUX_FILE([missing])dnl
                    935: if test x"${MISSING+set}" != xset; then
                    936:   case $am_aux_dir in
                    937:   *\ * | *\    *)
                    938:     MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
                    939:   *)
                    940:     MISSING="\${SHELL} $am_aux_dir/missing" ;;
                    941:   esac
                    942: fi
                    943: # Use eval to expand $SHELL
1.1.1.2   misho     944: if eval "$MISSING --is-lightweight"; then
                    945:   am_missing_run="$MISSING "
1.1       misho     946: else
                    947:   am_missing_run=
1.1.1.2   misho     948:   AC_MSG_WARN(['missing' script is too old or missing])
1.1       misho     949: fi
                    950: ])
                    951: 
                    952: # Helper functions for option handling.                     -*- Autoconf -*-
                    953: 
1.1.1.3   misho     954: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho     955: #
                    956: # This file is free software; the Free Software Foundation
                    957: # gives unlimited permission to copy and/or distribute it,
                    958: # with or without modifications, as long as this notice is preserved.
                    959: 
                    960: # _AM_MANGLE_OPTION(NAME)
                    961: # -----------------------
                    962: AC_DEFUN([_AM_MANGLE_OPTION],
                    963: [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
                    964: 
                    965: # _AM_SET_OPTION(NAME)
1.1.1.2   misho     966: # --------------------
1.1       misho     967: # Set option NAME.  Presently that only means defining a flag for this option.
                    968: AC_DEFUN([_AM_SET_OPTION],
1.1.1.2   misho     969: [m4_define(_AM_MANGLE_OPTION([$1]), [1])])
1.1       misho     970: 
                    971: # _AM_SET_OPTIONS(OPTIONS)
1.1.1.2   misho     972: # ------------------------
1.1       misho     973: # OPTIONS is a space-separated list of Automake options.
                    974: AC_DEFUN([_AM_SET_OPTIONS],
                    975: [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
                    976: 
                    977: # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
                    978: # -------------------------------------------
                    979: # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
                    980: AC_DEFUN([_AM_IF_OPTION],
                    981: [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
                    982: 
1.1.1.3   misho     983: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
1.1.1.2   misho     984: #
                    985: # This file is free software; the Free Software Foundation
                    986: # gives unlimited permission to copy and/or distribute it,
                    987: # with or without modifications, as long as this notice is preserved.
1.1       misho     988: 
1.1.1.2   misho     989: # _AM_PROG_CC_C_O
                    990: # ---------------
                    991: # Like AC_PROG_CC_C_O, but changed for automake.  We rewrite AC_PROG_CC
                    992: # to automatically call this.
                    993: AC_DEFUN([_AM_PROG_CC_C_O],
                    994: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
                    995: AC_REQUIRE_AUX_FILE([compile])dnl
                    996: AC_LANG_PUSH([C])dnl
                    997: AC_CACHE_CHECK(
                    998:   [whether $CC understands -c and -o together],
                    999:   [am_cv_prog_cc_c_o],
                   1000:   [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
                   1001:   # Make sure it works both with $CC and with simple cc.
                   1002:   # Following AC_PROG_CC_C_O, we do the test twice because some
                   1003:   # compilers refuse to overwrite an existing .o file with -o,
                   1004:   # though they will create one.
                   1005:   am_cv_prog_cc_c_o=yes
                   1006:   for am_i in 1 2; do
                   1007:     if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
                   1008:          && test -f conftest2.$ac_objext; then
                   1009:       : OK
                   1010:     else
                   1011:       am_cv_prog_cc_c_o=no
                   1012:       break
                   1013:     fi
                   1014:   done
                   1015:   rm -f core conftest*
                   1016:   unset am_i])
                   1017: if test "$am_cv_prog_cc_c_o" != yes; then
                   1018:    # Losing compiler, so override with the script.
                   1019:    # FIXME: It is wrong to rewrite CC.
                   1020:    # But if we don't then we get into trouble of one sort or another.
                   1021:    # A longer-term fix would be to have automake use am__CC in this case,
                   1022:    # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
                   1023:    CC="$am_aux_dir/compile $CC"
                   1024: fi
                   1025: AC_LANG_POP([C])])
                   1026: 
                   1027: # For backward compatibility.
                   1028: AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
                   1029: 
1.1.1.3   misho    1030: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho    1031: #
                   1032: # This file is free software; the Free Software Foundation
                   1033: # gives unlimited permission to copy and/or distribute it,
                   1034: # with or without modifications, as long as this notice is preserved.
                   1035: 
1.1.1.2   misho    1036: # AM_RUN_LOG(COMMAND)
                   1037: # -------------------
                   1038: # Run COMMAND, save the exit status in ac_status, and log it.
                   1039: # (This has been adapted from Autoconf's _AC_RUN_LOG macro.)
                   1040: AC_DEFUN([AM_RUN_LOG],
                   1041: [{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD
                   1042:    ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
                   1043:    ac_status=$?
                   1044:    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
                   1045:    (exit $ac_status); }])
                   1046: 
                   1047: # Check to make sure that the build environment is sane.    -*- Autoconf -*-
                   1048: 
1.1.1.3   misho    1049: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
1.1.1.2   misho    1050: #
                   1051: # This file is free software; the Free Software Foundation
                   1052: # gives unlimited permission to copy and/or distribute it,
                   1053: # with or without modifications, as long as this notice is preserved.
1.1       misho    1054: 
                   1055: # AM_SANITY_CHECK
                   1056: # ---------------
                   1057: AC_DEFUN([AM_SANITY_CHECK],
                   1058: [AC_MSG_CHECKING([whether build environment is sane])
                   1059: # Reject unsafe characters in $srcdir or the absolute working directory
                   1060: # name.  Accept space and tab only in the latter.
                   1061: am_lf='
                   1062: '
                   1063: case `pwd` in
                   1064:   *[[\\\"\#\$\&\'\`$am_lf]]*)
                   1065:     AC_MSG_ERROR([unsafe absolute working directory name]);;
                   1066: esac
                   1067: case $srcdir in
                   1068:   *[[\\\"\#\$\&\'\`$am_lf\ \   ]]*)
1.1.1.2   misho    1069:     AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
1.1       misho    1070: esac
                   1071: 
1.1.1.2   misho    1072: # Do 'set' in a subshell so we don't clobber the current shell's
1.1       misho    1073: # arguments.  Must try -L first in case configure is actually a
                   1074: # symlink; some systems play weird games with the mod time of symlinks
                   1075: # (eg FreeBSD returns the mod time of the symlink's containing
                   1076: # directory).
                   1077: if (
1.1.1.2   misho    1078:    am_has_slept=no
                   1079:    for am_try in 1 2; do
                   1080:      echo "timestamp, slept: $am_has_slept" > conftest.file
                   1081:      set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
                   1082:      if test "$[*]" = "X"; then
                   1083:        # -L didn't work.
                   1084:        set X `ls -t "$srcdir/configure" conftest.file`
                   1085:      fi
                   1086:      if test "$[*]" != "X $srcdir/configure conftest.file" \
                   1087:        && test "$[*]" != "X conftest.file $srcdir/configure"; then
1.1       misho    1088: 
1.1.1.2   misho    1089:        # If neither matched, then we have a broken ls.  This can happen
                   1090:        # if, for instance, CONFIG_SHELL is bash and it inherits a
                   1091:        # broken ls alias from the environment.  This has actually
                   1092:        # happened.  Such a system could not be considered "sane".
                   1093:        AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
                   1094:   alias in your environment])
                   1095:      fi
                   1096:      if test "$[2]" = conftest.file || test $am_try -eq 2; then
                   1097:        break
                   1098:      fi
                   1099:      # Just in case.
                   1100:      sleep 1
                   1101:      am_has_slept=yes
                   1102:    done
1.1       misho    1103:    test "$[2]" = conftest.file
                   1104:    )
                   1105: then
                   1106:    # Ok.
                   1107:    :
                   1108: else
                   1109:    AC_MSG_ERROR([newly created file is older than distributed files!
                   1110: Check your system clock])
                   1111: fi
1.1.1.2   misho    1112: AC_MSG_RESULT([yes])
                   1113: # If we didn't sleep, we still need to ensure time stamps of config.status and
                   1114: # generated files are strictly newer.
                   1115: am_sleep_pid=
                   1116: if grep 'slept: no' conftest.file >/dev/null 2>&1; then
                   1117:   ( sleep 1 ) &
                   1118:   am_sleep_pid=$!
                   1119: fi
                   1120: AC_CONFIG_COMMANDS_PRE(
                   1121:   [AC_MSG_CHECKING([that generated files are newer than configure])
                   1122:    if test -n "$am_sleep_pid"; then
                   1123:      # Hide warnings about reused PIDs.
                   1124:      wait $am_sleep_pid 2>/dev/null
                   1125:    fi
                   1126:    AC_MSG_RESULT([done])])
                   1127: rm -f conftest.file
                   1128: ])
1.1       misho    1129: 
1.1.1.3   misho    1130: # Copyright (C) 2009-2014 Free Software Foundation, Inc.
1.1.1.2   misho    1131: #
                   1132: # This file is free software; the Free Software Foundation
                   1133: # gives unlimited permission to copy and/or distribute it,
                   1134: # with or without modifications, as long as this notice is preserved.
                   1135: 
                   1136: # AM_SILENT_RULES([DEFAULT])
                   1137: # --------------------------
                   1138: # Enable less verbose build rules; with the default set to DEFAULT
                   1139: # ("yes" being less verbose, "no" or empty being verbose).
                   1140: AC_DEFUN([AM_SILENT_RULES],
                   1141: [AC_ARG_ENABLE([silent-rules], [dnl
                   1142: AS_HELP_STRING(
                   1143:   [--enable-silent-rules],
                   1144:   [less verbose build output (undo: "make V=1")])
                   1145: AS_HELP_STRING(
                   1146:   [--disable-silent-rules],
                   1147:   [verbose build output (undo: "make V=0")])dnl
                   1148: ])
                   1149: case $enable_silent_rules in @%:@ (((
                   1150:   yes) AM_DEFAULT_VERBOSITY=0;;
                   1151:    no) AM_DEFAULT_VERBOSITY=1;;
                   1152:     *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
                   1153: esac
                   1154: dnl
                   1155: dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
                   1156: dnl do not support nested variable expansions.
                   1157: dnl See automake bug#9928 and bug#10237.
                   1158: am_make=${MAKE-make}
                   1159: AC_CACHE_CHECK([whether $am_make supports nested variables],
                   1160:    [am_cv_make_support_nested_variables],
                   1161:    [if AS_ECHO([['TRUE=$(BAR$(V))
                   1162: BAR0=false
                   1163: BAR1=true
                   1164: V=1
                   1165: am__doit:
                   1166:        @$(TRUE)
                   1167: .PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then
                   1168:   am_cv_make_support_nested_variables=yes
                   1169: else
                   1170:   am_cv_make_support_nested_variables=no
                   1171: fi])
                   1172: if test $am_cv_make_support_nested_variables = yes; then
                   1173:   dnl Using '$V' instead of '$(V)' breaks IRIX make.
                   1174:   AM_V='$(V)'
                   1175:   AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
                   1176: else
                   1177:   AM_V=$AM_DEFAULT_VERBOSITY
                   1178:   AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
                   1179: fi
                   1180: AC_SUBST([AM_V])dnl
                   1181: AM_SUBST_NOTMAKE([AM_V])dnl
                   1182: AC_SUBST([AM_DEFAULT_V])dnl
                   1183: AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl
                   1184: AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
                   1185: AM_BACKSLASH='\'
                   1186: AC_SUBST([AM_BACKSLASH])dnl
                   1187: _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
                   1188: ])
                   1189: 
1.1.1.3   misho    1190: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1.1       misho    1191: #
                   1192: # This file is free software; the Free Software Foundation
                   1193: # gives unlimited permission to copy and/or distribute it,
                   1194: # with or without modifications, as long as this notice is preserved.
                   1195: 
                   1196: # AM_PROG_INSTALL_STRIP
                   1197: # ---------------------
1.1.1.2   misho    1198: # One issue with vendor 'install' (even GNU) is that you can't
1.1       misho    1199: # specify the program used to strip binaries.  This is especially
                   1200: # annoying in cross-compiling environments, where the build's strip
                   1201: # is unlikely to handle the host's binaries.
                   1202: # Fortunately install-sh will honor a STRIPPROG variable, so we
1.1.1.2   misho    1203: # always use install-sh in "make install-strip", and initialize
1.1       misho    1204: # STRIPPROG with the value of the STRIP variable (set by the user).
                   1205: AC_DEFUN([AM_PROG_INSTALL_STRIP],
                   1206: [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
1.1.1.2   misho    1207: # Installed binaries are usually stripped using 'strip' when the user
                   1208: # run "make install-strip".  However 'strip' might not be the right
1.1       misho    1209: # tool to use in cross-compilation environments, therefore Automake
1.1.1.2   misho    1210: # will honor the 'STRIP' environment variable to overrule this program.
                   1211: dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.
1.1       misho    1212: if test "$cross_compiling" != no; then
                   1213:   AC_CHECK_TOOL([STRIP], [strip], :)
                   1214: fi
                   1215: INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
                   1216: AC_SUBST([INSTALL_STRIP_PROGRAM])])
                   1217: 
1.1.1.3   misho    1218: # Copyright (C) 2006-2014 Free Software Foundation, Inc.
1.1       misho    1219: #
                   1220: # This file is free software; the Free Software Foundation
                   1221: # gives unlimited permission to copy and/or distribute it,
                   1222: # with or without modifications, as long as this notice is preserved.
                   1223: 
                   1224: # _AM_SUBST_NOTMAKE(VARIABLE)
                   1225: # ---------------------------
                   1226: # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
                   1227: # This macro is traced by Automake.
                   1228: AC_DEFUN([_AM_SUBST_NOTMAKE])
                   1229: 
                   1230: # AM_SUBST_NOTMAKE(VARIABLE)
1.1.1.2   misho    1231: # --------------------------
1.1       misho    1232: # Public sister of _AM_SUBST_NOTMAKE.
                   1233: AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
                   1234: 
                   1235: # Check how to create a tarball.                            -*- Autoconf -*-
                   1236: 
1.1.1.3   misho    1237: # Copyright (C) 2004-2014 Free Software Foundation, Inc.
1.1       misho    1238: #
                   1239: # This file is free software; the Free Software Foundation
                   1240: # gives unlimited permission to copy and/or distribute it,
                   1241: # with or without modifications, as long as this notice is preserved.
                   1242: 
                   1243: # _AM_PROG_TAR(FORMAT)
                   1244: # --------------------
                   1245: # Check how to create a tarball in format FORMAT.
1.1.1.2   misho    1246: # FORMAT should be one of 'v7', 'ustar', or 'pax'.
1.1       misho    1247: #
                   1248: # Substitute a variable $(am__tar) that is a command
                   1249: # writing to stdout a FORMAT-tarball containing the directory
                   1250: # $tardir.
                   1251: #     tardir=directory && $(am__tar) > result.tar
                   1252: #
                   1253: # Substitute a variable $(am__untar) that extract such
                   1254: # a tarball read from stdin.
                   1255: #     $(am__untar) < result.tar
1.1.1.2   misho    1256: #
1.1       misho    1257: AC_DEFUN([_AM_PROG_TAR],
1.1.1.2   misho    1258: [# Always define AMTAR for backward compatibility.  Yes, it's still used
                   1259: # in the wild :-(  We should find a proper way to deprecate it ...
                   1260: AC_SUBST([AMTAR], ['$${TAR-tar}'])
                   1261: 
                   1262: # We'll loop over all known methods to create a tar archive until one works.
1.1       misho    1263: _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
                   1264: 
1.1.1.2   misho    1265: m4_if([$1], [v7],
                   1266:   [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
1.1       misho    1267: 
1.1.1.2   misho    1268:   [m4_case([$1],
                   1269:     [ustar],
                   1270:      [# The POSIX 1988 'ustar' format is defined with fixed-size fields.
                   1271:       # There is notably a 21 bits limit for the UID and the GID.  In fact,
                   1272:       # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343
                   1273:       # and bug#13588).
                   1274:       am_max_uid=2097151 # 2^21 - 1
                   1275:       am_max_gid=$am_max_uid
                   1276:       # The $UID and $GID variables are not portable, so we need to resort
                   1277:       # to the POSIX-mandated id(1) utility.  Errors in the 'id' calls
                   1278:       # below are definitely unexpected, so allow the users to see them
                   1279:       # (that is, avoid stderr redirection).
                   1280:       am_uid=`id -u || echo unknown`
                   1281:       am_gid=`id -g || echo unknown`
                   1282:       AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format])
                   1283:       if test $am_uid -le $am_max_uid; then
                   1284:          AC_MSG_RESULT([yes])
                   1285:       else
                   1286:          AC_MSG_RESULT([no])
                   1287:          _am_tools=none
                   1288:       fi
                   1289:       AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format])
                   1290:       if test $am_gid -le $am_max_gid; then
                   1291:          AC_MSG_RESULT([yes])
                   1292:       else
                   1293:         AC_MSG_RESULT([no])
                   1294:         _am_tools=none
                   1295:       fi],
                   1296: 
                   1297:   [pax],
                   1298:     [],
                   1299: 
                   1300:   [m4_fatal([Unknown tar format])])
                   1301: 
                   1302:   AC_MSG_CHECKING([how to create a $1 tar archive])
                   1303: 
                   1304:   # Go ahead even if we have the value already cached.  We do so because we
                   1305:   # need to set the values for the 'am__tar' and 'am__untar' variables.
                   1306:   _am_tools=${am_cv_prog_tar_$1-$_am_tools}
                   1307: 
                   1308:   for _am_tool in $_am_tools; do
                   1309:     case $_am_tool in
                   1310:     gnutar)
                   1311:       for _am_tar in tar gnutar gtar; do
                   1312:         AM_RUN_LOG([$_am_tar --version]) && break
                   1313:       done
                   1314:       am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
                   1315:       am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
                   1316:       am__untar="$_am_tar -xf -"
                   1317:       ;;
                   1318:     plaintar)
                   1319:       # Must skip GNU tar: if it does not support --format= it doesn't create
                   1320:       # ustar tarball either.
                   1321:       (tar --version) >/dev/null 2>&1 && continue
                   1322:       am__tar='tar chf - "$$tardir"'
                   1323:       am__tar_='tar chf - "$tardir"'
                   1324:       am__untar='tar xf -'
                   1325:       ;;
                   1326:     pax)
                   1327:       am__tar='pax -L -x $1 -w "$$tardir"'
                   1328:       am__tar_='pax -L -x $1 -w "$tardir"'
                   1329:       am__untar='pax -r'
                   1330:       ;;
                   1331:     cpio)
                   1332:       am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
                   1333:       am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
                   1334:       am__untar='cpio -i -H $1 -d'
                   1335:       ;;
                   1336:     none)
                   1337:       am__tar=false
                   1338:       am__tar_=false
                   1339:       am__untar=false
                   1340:       ;;
                   1341:     esac
                   1342: 
                   1343:     # If the value was cached, stop now.  We just wanted to have am__tar
                   1344:     # and am__untar set.
                   1345:     test -n "${am_cv_prog_tar_$1}" && break
                   1346: 
                   1347:     # tar/untar a dummy directory, and stop if the command works.
                   1348:     rm -rf conftest.dir
                   1349:     mkdir conftest.dir
                   1350:     echo GrepMe > conftest.dir/file
                   1351:     AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
                   1352:     rm -rf conftest.dir
                   1353:     if test -s conftest.tar; then
                   1354:       AM_RUN_LOG([$am__untar <conftest.tar])
                   1355:       AM_RUN_LOG([cat conftest.dir/file])
                   1356:       grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
                   1357:     fi
                   1358:   done
1.1       misho    1359:   rm -rf conftest.dir
                   1360: 
1.1.1.2   misho    1361:   AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
                   1362:   AC_MSG_RESULT([$am_cv_prog_tar_$1])])
                   1363: 
1.1       misho    1364: AC_SUBST([am__tar])
                   1365: AC_SUBST([am__untar])
                   1366: ]) # _AM_PROG_TAR
                   1367: 

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