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                    444: if test "`cd $srcdir && pwd`" != "`pwd`"; then
                    445:   # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
                    446:   # is not polluted with repeated "-I."
                    447:   AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
                    448:   # test to see if srcdir already configured
                    449:   if test -f $srcdir/config.status; then
                    450:     AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
                    451:   fi
                    452: fi
                    453:
                    454: # test whether we have cygpath
                    455: if test -z "$CYGPATH_W"; then
                    456:   if (cygpath --version) >/dev/null 2>/dev/null; then
                    457:     CYGPATH_W='cygpath -w'
                    458:   else
                    459:     CYGPATH_W=echo
                    460:   fi
                    461: fi
                    462: AC_SUBST([CYGPATH_W])
                    463:
                    464: # Define the identity of the package.
                    465: dnl Distinguish between old-style and new-style calls.
                    466: m4_ifval([$2],
                    467: [AC_DIAGNOSE([obsolete],
                    468:              [$0: two- and three-arguments forms are deprecated.])
                    469: m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
                    470:  AC_SUBST([PACKAGE], [$1])dnl
                    471:  AC_SUBST([VERSION], [$2])],
                    472: [_AM_SET_OPTIONS([$1])dnl
                    473: dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
                    474: m4_if(
                    475:   m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),
                    476:   [ok:ok],,
                    477:   [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
                    478:  AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
                    479:  AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
                    480:
                    481: _AM_IF_OPTION([no-define],,
                    482: [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])
                    483:  AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl
                    484:
                    485: # Some tools Automake needs.
                    486: AC_REQUIRE([AM_SANITY_CHECK])dnl
                    487: AC_REQUIRE([AC_ARG_PROGRAM])dnl
                    488: AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])
                    489: AM_MISSING_PROG([AUTOCONF], [autoconf])
                    490: AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])
                    491: AM_MISSING_PROG([AUTOHEADER], [autoheader])
                    492: AM_MISSING_PROG([MAKEINFO], [makeinfo])
                    493: AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
                    494: AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
                    495: AC_REQUIRE([AC_PROG_MKDIR_P])dnl
                    496: # For better backward compatibility.  To be removed once Automake 1.9.x
                    497: # dies out for good.  For more background, see:
                    498: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
                    499: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
                    500: AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
1.2     ! noro      501: # We need awk for the "check" target.  The system "awk" is bad on
        !           502: # some platforms.
1.1       ohara     503: AC_REQUIRE([AC_PROG_AWK])dnl
                    504: AC_REQUIRE([AC_PROG_MAKE_SET])dnl
                    505: AC_REQUIRE([AM_SET_LEADING_DOT])dnl
                    506: _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
                    507:              [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
                    508:                             [_AM_PROG_TAR([v7])])])
                    509: _AM_IF_OPTION([no-dependencies],,
                    510: [AC_PROVIDE_IFELSE([AC_PROG_CC],
                    511:                  [_AM_DEPENDENCIES([CC])],
                    512:                  [m4_define([AC_PROG_CC],
                    513:                             m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl
                    514: AC_PROVIDE_IFELSE([AC_PROG_CXX],
                    515:                  [_AM_DEPENDENCIES([CXX])],
                    516:                  [m4_define([AC_PROG_CXX],
                    517:                             m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl
                    518: AC_PROVIDE_IFELSE([AC_PROG_OBJC],
                    519:                  [_AM_DEPENDENCIES([OBJC])],
                    520:                  [m4_define([AC_PROG_OBJC],
                    521:                             m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl
                    522: AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
                    523:                  [_AM_DEPENDENCIES([OBJCXX])],
                    524:                  [m4_define([AC_PROG_OBJCXX],
                    525:                             m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])dnl
                    526: ])
                    527: AC_REQUIRE([AM_SILENT_RULES])dnl
                    528: dnl The testsuite driver may need to know about EXEEXT, so add the
                    529: dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen.  This
                    530: dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
                    531: AC_CONFIG_COMMANDS_PRE(dnl
                    532: [m4_provide_if([_AM_COMPILER_EXEEXT],
                    533:   [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
                    534:
                    535: # POSIX will say in a future version that running "rm -f" with no argument
                    536: # is OK; and we want to be able to make that assumption in our Makefile
                    537: # recipes.  So use an aggressive probe to check that the usage we want is
                    538: # actually supported "in the wild" to an acceptable degree.
                    539: # See automake bug#10828.
                    540: # To make any issue more visible, cause the running configure to be aborted
                    541: # by default if the 'rm' program in use doesn't match our expectations; the
                    542: # user can still override this though.
                    543: if rm -f && rm -fr && rm -rf; then : OK; else
                    544:   cat >&2 <<'END'
                    545: Oops!
                    546:
                    547: Your 'rm' program seems unable to run without file operands specified
                    548: on the command line, even when the '-f' option is present.  This is contrary
                    549: to the behaviour of most rm programs out there, and not conforming with
                    550: the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
                    551:
                    552: Please tell bug-automake@gnu.org about your system, including the value
                    553: of your $PATH and any error possibly output before this message.  This
                    554: can help us improve future automake versions.
                    555:
                    556: END
                    557:   if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
                    558:     echo 'Configuration will proceed anyway, since you have set the' >&2
                    559:     echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
                    560:     echo >&2
                    561:   else
                    562:     cat >&2 <<'END'
                    563: Aborting the configuration process, to ensure you take notice of the issue.
                    564:
                    565: You can download and install GNU coreutils to get an 'rm' implementation
                    566: that behaves properly: <http://www.gnu.org/software/coreutils/>.
                    567:
                    568: If you want to complete the configuration process using your problematic
                    569: 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
                    570: to "yes", and re-run configure.
                    571:
                    572: END
                    573:     AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
                    574:   fi
                    575: fi
                    576: ])
                    577:
                    578: dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion.  Do not
                    579: dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
                    580: dnl mangled by Autoconf and run in a shell conditional statement.
                    581: m4_define([_AC_COMPILER_EXEEXT],
                    582: m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
                    583:
                    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:
                    588: # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
                    589: # loop where config.status creates the headers, so we can generate
                    590: # our stamp files there.
                    591: AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
                    592: [# Compute $1's index in $config_headers.
                    593: _am_arg=$1
                    594: _am_stamp_count=1
                    595: for _am_header in $config_headers :; do
                    596:   case $_am_header in
                    597:     $_am_arg | $_am_arg:* )
                    598:       break ;;
                    599:     * )
                    600:       _am_stamp_count=`expr $_am_stamp_count + 1` ;;
                    601:   esac
                    602: done
                    603: echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
                    604:
1.2     ! noro      605: # Copyright (C) 2001-2013 Free Software Foundation, Inc.
1.1       ohara     606: #
                    607: # This file is free software; the Free Software Foundation
                    608: # gives unlimited permission to copy and/or distribute it,
                    609: # with or without modifications, as long as this notice is preserved.
                    610:
                    611: # AM_PROG_INSTALL_SH
                    612: # ------------------
                    613: # Define $install_sh.
                    614: AC_DEFUN([AM_PROG_INSTALL_SH],
                    615: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
1.2     ! noro      616: if test x"${install_sh}" != xset; then
1.1       ohara     617:   case $am_aux_dir in
                    618:   *\ * | *\    *)
                    619:     install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
                    620:   *)
                    621:     install_sh="\${SHELL} $am_aux_dir/install-sh"
                    622:   esac
                    623: fi
                    624: AC_SUBST([install_sh])])
                    625:
1.2     ! noro      626: # Copyright (C) 2003-2013 Free Software Foundation, Inc.
1.1       ohara     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: # Check whether the underlying file-system supports filenames
                    633: # with a leading dot.  For instance MS-DOS doesn't.
                    634: AC_DEFUN([AM_SET_LEADING_DOT],
                    635: [rm -rf .tst 2>/dev/null
                    636: mkdir .tst 2>/dev/null
                    637: if test -d .tst; then
                    638:   am__leading_dot=.
                    639: else
                    640:   am__leading_dot=_
                    641: fi
                    642: rmdir .tst 2>/dev/null
                    643: AC_SUBST([am__leading_dot])])
                    644:
                    645: # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
                    646: # From Jim Meyering
                    647:
1.2     ! noro      648: # Copyright (C) 1996-2013 Free Software Foundation, Inc.
1.1       ohara     649: #
                    650: # This file is free software; the Free Software Foundation
                    651: # gives unlimited permission to copy and/or distribute it,
                    652: # with or without modifications, as long as this notice is preserved.
                    653:
                    654: # AM_MAINTAINER_MODE([DEFAULT-MODE])
                    655: # ----------------------------------
                    656: # Control maintainer-specific portions of Makefiles.
                    657: # Default is to disable them, unless 'enable' is passed literally.
                    658: # For symmetry, 'disable' may be passed as well.  Anyway, the user
                    659: # can override the default with the --enable/--disable switch.
                    660: AC_DEFUN([AM_MAINTAINER_MODE],
                    661: [m4_case(m4_default([$1], [disable]),
                    662:        [enable], [m4_define([am_maintainer_other], [disable])],
                    663:        [disable], [m4_define([am_maintainer_other], [enable])],
                    664:        [m4_define([am_maintainer_other], [enable])
                    665:         m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])])
                    666: AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
                    667:   dnl maintainer-mode's default is 'disable' unless 'enable' is passed
                    668:   AC_ARG_ENABLE([maintainer-mode],
                    669:     [AS_HELP_STRING([--]am_maintainer_other[-maintainer-mode],
                    670:       am_maintainer_other[ make rules and dependencies not useful
                    671:       (and sometimes confusing) to the casual installer])],
                    672:     [USE_MAINTAINER_MODE=$enableval],
                    673:     [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))
                    674:   AC_MSG_RESULT([$USE_MAINTAINER_MODE])
                    675:   AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])
                    676:   MAINT=$MAINTAINER_MODE_TRUE
                    677:   AC_SUBST([MAINT])dnl
                    678: ]
                    679: )
                    680:
                    681: # Check to see how 'make' treats includes.                 -*- Autoconf -*-
                    682:
1.2     ! noro      683: # Copyright (C) 2001-2013 Free Software Foundation, Inc.
1.1       ohara     684: #
                    685: # This file is free software; the Free Software Foundation
                    686: # gives unlimited permission to copy and/or distribute it,
                    687: # with or without modifications, as long as this notice is preserved.
                    688:
                    689: # AM_MAKE_INCLUDE()
                    690: # -----------------
                    691: # Check to see how make treats includes.
                    692: AC_DEFUN([AM_MAKE_INCLUDE],
                    693: [am_make=${MAKE-make}
                    694: cat > confinc << 'END'
                    695: am__doit:
                    696:        @echo this is the am__doit target
                    697: .PHONY: am__doit
                    698: END
                    699: # If we don't find an include directive, just comment out the code.
                    700: AC_MSG_CHECKING([for style of include used by $am_make])
                    701: am__include="#"
                    702: am__quote=
                    703: _am_result=none
                    704: # First try GNU make style include.
                    705: echo "include confinc" > confmf
                    706: # Ignore all kinds of additional output from 'make'.
                    707: case `$am_make -s -f confmf 2> /dev/null` in #(
                    708: *the\ am__doit\ target*)
                    709:   am__include=include
                    710:   am__quote=
                    711:   _am_result=GNU
                    712:   ;;
                    713: esac
                    714: # Now try BSD make style include.
                    715: if test "$am__include" = "#"; then
                    716:    echo '.include "confinc"' > confmf
                    717:    case `$am_make -s -f confmf 2> /dev/null` in #(
                    718:    *the\ am__doit\ target*)
                    719:      am__include=.include
                    720:      am__quote="\""
                    721:      _am_result=BSD
                    722:      ;;
                    723:    esac
                    724: fi
                    725: AC_SUBST([am__include])
                    726: AC_SUBST([am__quote])
                    727: AC_MSG_RESULT([$_am_result])
                    728: rm -f confinc confmf
                    729: ])
                    730:
                    731: # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
                    732:
1.2     ! noro      733: # Copyright (C) 1997-2013 Free Software Foundation, Inc.
1.1       ohara     734: #
                    735: # This file is free software; the Free Software Foundation
                    736: # gives unlimited permission to copy and/or distribute it,
                    737: # with or without modifications, as long as this notice is preserved.
                    738:
                    739: # AM_MISSING_PROG(NAME, PROGRAM)
                    740: # ------------------------------
                    741: AC_DEFUN([AM_MISSING_PROG],
                    742: [AC_REQUIRE([AM_MISSING_HAS_RUN])
                    743: $1=${$1-"${am_missing_run}$2"}
                    744: AC_SUBST($1)])
                    745:
                    746: # AM_MISSING_HAS_RUN
                    747: # ------------------
                    748: # Define MISSING if not defined so far and test if it is modern enough.
                    749: # If it is, set am_missing_run to use it, otherwise, to nothing.
                    750: AC_DEFUN([AM_MISSING_HAS_RUN],
                    751: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
                    752: AC_REQUIRE_AUX_FILE([missing])dnl
                    753: if test x"${MISSING+set}" != xset; then
                    754:   case $am_aux_dir in
                    755:   *\ * | *\    *)
                    756:     MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
                    757:   *)
                    758:     MISSING="\${SHELL} $am_aux_dir/missing" ;;
                    759:   esac
                    760: fi
                    761: # Use eval to expand $SHELL
                    762: if eval "$MISSING --is-lightweight"; then
                    763:   am_missing_run="$MISSING "
                    764: else
                    765:   am_missing_run=
                    766:   AC_MSG_WARN(['missing' script is too old or missing])
                    767: fi
                    768: ])
                    769:
                    770: # Helper functions for option handling.                     -*- Autoconf -*-
                    771:
1.2     ! noro      772: # Copyright (C) 2001-2013 Free Software Foundation, Inc.
1.1       ohara     773: #
                    774: # This file is free software; the Free Software Foundation
                    775: # gives unlimited permission to copy and/or distribute it,
                    776: # with or without modifications, as long as this notice is preserved.
                    777:
                    778: # _AM_MANGLE_OPTION(NAME)
                    779: # -----------------------
                    780: AC_DEFUN([_AM_MANGLE_OPTION],
                    781: [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
                    782:
                    783: # _AM_SET_OPTION(NAME)
                    784: # --------------------
                    785: # Set option NAME.  Presently that only means defining a flag for this option.
                    786: AC_DEFUN([_AM_SET_OPTION],
                    787: [m4_define(_AM_MANGLE_OPTION([$1]), [1])])
                    788:
                    789: # _AM_SET_OPTIONS(OPTIONS)
                    790: # ------------------------
                    791: # OPTIONS is a space-separated list of Automake options.
                    792: AC_DEFUN([_AM_SET_OPTIONS],
                    793: [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
                    794:
                    795: # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
                    796: # -------------------------------------------
                    797: # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
                    798: AC_DEFUN([_AM_IF_OPTION],
                    799: [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
                    800:
1.2     ! noro      801: # Copyright (C) 1999-2013 Free Software Foundation, Inc.
1.1       ohara     802: #
                    803: # This file is free software; the Free Software Foundation
                    804: # gives unlimited permission to copy and/or distribute it,
                    805: # with or without modifications, as long as this notice is preserved.
                    806:
                    807: # _AM_PROG_CC_C_O
                    808: # ---------------
                    809: # Like AC_PROG_CC_C_O, but changed for automake.  We rewrite AC_PROG_CC
                    810: # to automatically call this.
                    811: AC_DEFUN([_AM_PROG_CC_C_O],
                    812: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
                    813: AC_REQUIRE_AUX_FILE([compile])dnl
                    814: AC_LANG_PUSH([C])dnl
                    815: AC_CACHE_CHECK(
                    816:   [whether $CC understands -c and -o together],
                    817:   [am_cv_prog_cc_c_o],
                    818:   [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
                    819:   # Make sure it works both with $CC and with simple cc.
                    820:   # Following AC_PROG_CC_C_O, we do the test twice because some
                    821:   # compilers refuse to overwrite an existing .o file with -o,
                    822:   # though they will create one.
                    823:   am_cv_prog_cc_c_o=yes
                    824:   for am_i in 1 2; do
                    825:     if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
                    826:          && test -f conftest2.$ac_objext; then
                    827:       : OK
                    828:     else
                    829:       am_cv_prog_cc_c_o=no
                    830:       break
                    831:     fi
                    832:   done
                    833:   rm -f core conftest*
                    834:   unset am_i])
                    835: if test "$am_cv_prog_cc_c_o" != yes; then
                    836:    # Losing compiler, so override with the script.
                    837:    # FIXME: It is wrong to rewrite CC.
                    838:    # But if we don't then we get into trouble of one sort or another.
                    839:    # A longer-term fix would be to have automake use am__CC in this case,
                    840:    # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
                    841:    CC="$am_aux_dir/compile $CC"
                    842: fi
                    843: AC_LANG_POP([C])])
                    844:
                    845: # For backward compatibility.
                    846: AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
                    847:
1.2     ! noro      848: # Copyright (C) 2001-2013 Free Software Foundation, Inc.
1.1       ohara     849: #
                    850: # This file is free software; the Free Software Foundation
                    851: # gives unlimited permission to copy and/or distribute it,
                    852: # with or without modifications, as long as this notice is preserved.
                    853:
                    854: # AM_RUN_LOG(COMMAND)
                    855: # -------------------
                    856: # Run COMMAND, save the exit status in ac_status, and log it.
                    857: # (This has been adapted from Autoconf's _AC_RUN_LOG macro.)
                    858: AC_DEFUN([AM_RUN_LOG],
                    859: [{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD
                    860:    ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
                    861:    ac_status=$?
                    862:    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
                    863:    (exit $ac_status); }])
                    864:
                    865: # Check to make sure that the build environment is sane.    -*- Autoconf -*-
                    866:
1.2     ! noro      867: # Copyright (C) 1996-2013 Free Software Foundation, Inc.
1.1       ohara     868: #
                    869: # This file is free software; the Free Software Foundation
                    870: # gives unlimited permission to copy and/or distribute it,
                    871: # with or without modifications, as long as this notice is preserved.
                    872:
                    873: # AM_SANITY_CHECK
                    874: # ---------------
                    875: AC_DEFUN([AM_SANITY_CHECK],
                    876: [AC_MSG_CHECKING([whether build environment is sane])
                    877: # Reject unsafe characters in $srcdir or the absolute working directory
                    878: # name.  Accept space and tab only in the latter.
                    879: am_lf='
                    880: '
                    881: case `pwd` in
                    882:   *[[\\\"\#\$\&\'\`$am_lf]]*)
                    883:     AC_MSG_ERROR([unsafe absolute working directory name]);;
                    884: esac
                    885: case $srcdir in
                    886:   *[[\\\"\#\$\&\'\`$am_lf\ \   ]]*)
                    887:     AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
                    888: esac
                    889:
                    890: # Do 'set' in a subshell so we don't clobber the current shell's
                    891: # arguments.  Must try -L first in case configure is actually a
                    892: # symlink; some systems play weird games with the mod time of symlinks
                    893: # (eg FreeBSD returns the mod time of the symlink's containing
                    894: # directory).
                    895: if (
                    896:    am_has_slept=no
                    897:    for am_try in 1 2; do
                    898:      echo "timestamp, slept: $am_has_slept" > conftest.file
                    899:      set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
                    900:      if test "$[*]" = "X"; then
                    901:        # -L didn't work.
                    902:        set X `ls -t "$srcdir/configure" conftest.file`
                    903:      fi
                    904:      if test "$[*]" != "X $srcdir/configure conftest.file" \
                    905:        && test "$[*]" != "X conftest.file $srcdir/configure"; then
                    906:
                    907:        # If neither matched, then we have a broken ls.  This can happen
                    908:        # if, for instance, CONFIG_SHELL is bash and it inherits a
                    909:        # broken ls alias from the environment.  This has actually
                    910:        # happened.  Such a system could not be considered "sane".
                    911:        AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
                    912:   alias in your environment])
                    913:      fi
                    914:      if test "$[2]" = conftest.file || test $am_try -eq 2; then
                    915:        break
                    916:      fi
                    917:      # Just in case.
                    918:      sleep 1
                    919:      am_has_slept=yes
                    920:    done
                    921:    test "$[2]" = conftest.file
                    922:    )
                    923: then
                    924:    # Ok.
                    925:    :
                    926: else
                    927:    AC_MSG_ERROR([newly created file is older than distributed files!
                    928: Check your system clock])
                    929: fi
                    930: AC_MSG_RESULT([yes])
                    931: # If we didn't sleep, we still need to ensure time stamps of config.status and
                    932: # generated files are strictly newer.
                    933: am_sleep_pid=
                    934: if grep 'slept: no' conftest.file >/dev/null 2>&1; then
                    935:   ( sleep 1 ) &
                    936:   am_sleep_pid=$!
                    937: fi
                    938: AC_CONFIG_COMMANDS_PRE(
                    939:   [AC_MSG_CHECKING([that generated files are newer than configure])
                    940:    if test -n "$am_sleep_pid"; then
                    941:      # Hide warnings about reused PIDs.
                    942:      wait $am_sleep_pid 2>/dev/null
                    943:    fi
                    944:    AC_MSG_RESULT([done])])
                    945: rm -f conftest.file
                    946: ])
                    947:
1.2     ! noro      948: # Copyright (C) 2009-2013 Free Software Foundation, Inc.
1.1       ohara     949: #
                    950: # This file is free software; the Free Software Foundation
                    951: # gives unlimited permission to copy and/or distribute it,
                    952: # with or without modifications, as long as this notice is preserved.
                    953:
                    954: # AM_SILENT_RULES([DEFAULT])
                    955: # --------------------------
                    956: # Enable less verbose build rules; with the default set to DEFAULT
                    957: # ("yes" being less verbose, "no" or empty being verbose).
                    958: AC_DEFUN([AM_SILENT_RULES],
                    959: [AC_ARG_ENABLE([silent-rules], [dnl
                    960: AS_HELP_STRING(
                    961:   [--enable-silent-rules],
                    962:   [less verbose build output (undo: "make V=1")])
                    963: AS_HELP_STRING(
                    964:   [--disable-silent-rules],
                    965:   [verbose build output (undo: "make V=0")])dnl
                    966: ])
                    967: case $enable_silent_rules in @%:@ (((
                    968:   yes) AM_DEFAULT_VERBOSITY=0;;
                    969:    no) AM_DEFAULT_VERBOSITY=1;;
                    970:     *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
                    971: esac
                    972: dnl
                    973: dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
                    974: dnl do not support nested variable expansions.
                    975: dnl See automake bug#9928 and bug#10237.
                    976: am_make=${MAKE-make}
                    977: AC_CACHE_CHECK([whether $am_make supports nested variables],
                    978:    [am_cv_make_support_nested_variables],
                    979:    [if AS_ECHO([['TRUE=$(BAR$(V))
                    980: BAR0=false
                    981: BAR1=true
                    982: V=1
                    983: am__doit:
                    984:        @$(TRUE)
                    985: .PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then
                    986:   am_cv_make_support_nested_variables=yes
                    987: else
                    988:   am_cv_make_support_nested_variables=no
                    989: fi])
                    990: if test $am_cv_make_support_nested_variables = yes; then
                    991:   dnl Using '$V' instead of '$(V)' breaks IRIX make.
                    992:   AM_V='$(V)'
                    993:   AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
                    994: else
                    995:   AM_V=$AM_DEFAULT_VERBOSITY
                    996:   AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
                    997: fi
                    998: AC_SUBST([AM_V])dnl
                    999: AM_SUBST_NOTMAKE([AM_V])dnl
                   1000: AC_SUBST([AM_DEFAULT_V])dnl
                   1001: AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl
                   1002: AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
                   1003: AM_BACKSLASH='\'
                   1004: AC_SUBST([AM_BACKSLASH])dnl
                   1005: _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
                   1006: ])
                   1007:
1.2     ! noro     1008: # Copyright (C) 2001-2013 Free Software Foundation, Inc.
1.1       ohara    1009: #
                   1010: # This file is free software; the Free Software Foundation
                   1011: # gives unlimited permission to copy and/or distribute it,
                   1012: # with or without modifications, as long as this notice is preserved.
                   1013:
                   1014: # AM_PROG_INSTALL_STRIP
                   1015: # ---------------------
                   1016: # One issue with vendor 'install' (even GNU) is that you can't
                   1017: # specify the program used to strip binaries.  This is especially
                   1018: # annoying in cross-compiling environments, where the build's strip
                   1019: # is unlikely to handle the host's binaries.
                   1020: # Fortunately install-sh will honor a STRIPPROG variable, so we
                   1021: # always use install-sh in "make install-strip", and initialize
                   1022: # STRIPPROG with the value of the STRIP variable (set by the user).
                   1023: AC_DEFUN([AM_PROG_INSTALL_STRIP],
                   1024: [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
                   1025: # Installed binaries are usually stripped using 'strip' when the user
                   1026: # run "make install-strip".  However 'strip' might not be the right
                   1027: # tool to use in cross-compilation environments, therefore Automake
                   1028: # will honor the 'STRIP' environment variable to overrule this program.
                   1029: dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.
                   1030: if test "$cross_compiling" != no; then
                   1031:   AC_CHECK_TOOL([STRIP], [strip], :)
                   1032: fi
                   1033: INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
                   1034: AC_SUBST([INSTALL_STRIP_PROGRAM])])
                   1035:
1.2     ! noro     1036: # Copyright (C) 2006-2013 Free Software Foundation, Inc.
1.1       ohara    1037: #
                   1038: # This file is free software; the Free Software Foundation
                   1039: # gives unlimited permission to copy and/or distribute it,
                   1040: # with or without modifications, as long as this notice is preserved.
                   1041:
                   1042: # _AM_SUBST_NOTMAKE(VARIABLE)
                   1043: # ---------------------------
                   1044: # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
                   1045: # This macro is traced by Automake.
                   1046: AC_DEFUN([_AM_SUBST_NOTMAKE])
                   1047:
                   1048: # AM_SUBST_NOTMAKE(VARIABLE)
                   1049: # --------------------------
                   1050: # Public sister of _AM_SUBST_NOTMAKE.
                   1051: AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
                   1052:
                   1053: # Check how to create a tarball.                            -*- Autoconf -*-
                   1054:
1.2     ! noro     1055: # Copyright (C) 2004-2013 Free Software Foundation, Inc.
1.1       ohara    1056: #
                   1057: # This file is free software; the Free Software Foundation
                   1058: # gives unlimited permission to copy and/or distribute it,
                   1059: # with or without modifications, as long as this notice is preserved.
                   1060:
                   1061: # _AM_PROG_TAR(FORMAT)
                   1062: # --------------------
                   1063: # Check how to create a tarball in format FORMAT.
                   1064: # FORMAT should be one of 'v7', 'ustar', or 'pax'.
                   1065: #
                   1066: # Substitute a variable $(am__tar) that is a command
                   1067: # writing to stdout a FORMAT-tarball containing the directory
                   1068: # $tardir.
                   1069: #     tardir=directory && $(am__tar) > result.tar
                   1070: #
                   1071: # Substitute a variable $(am__untar) that extract such
                   1072: # a tarball read from stdin.
                   1073: #     $(am__untar) < result.tar
                   1074: #
                   1075: AC_DEFUN([_AM_PROG_TAR],
                   1076: [# Always define AMTAR for backward compatibility.  Yes, it's still used
                   1077: # in the wild :-(  We should find a proper way to deprecate it ...
                   1078: AC_SUBST([AMTAR], ['$${TAR-tar}'])
                   1079:
                   1080: # We'll loop over all known methods to create a tar archive until one works.
                   1081: _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
                   1082:
                   1083: m4_if([$1], [v7],
                   1084:   [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
                   1085:
                   1086:   [m4_case([$1],
                   1087:     [ustar],
                   1088:      [# The POSIX 1988 'ustar' format is defined with fixed-size fields.
                   1089:       # There is notably a 21 bits limit for the UID and the GID.  In fact,
                   1090:       # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343
                   1091:       # and bug#13588).
                   1092:       am_max_uid=2097151 # 2^21 - 1
                   1093:       am_max_gid=$am_max_uid
                   1094:       # The $UID and $GID variables are not portable, so we need to resort
                   1095:       # to the POSIX-mandated id(1) utility.  Errors in the 'id' calls
                   1096:       # below are definitely unexpected, so allow the users to see them
                   1097:       # (that is, avoid stderr redirection).
                   1098:       am_uid=`id -u || echo unknown`
                   1099:       am_gid=`id -g || echo unknown`
                   1100:       AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format])
                   1101:       if test $am_uid -le $am_max_uid; then
                   1102:          AC_MSG_RESULT([yes])
                   1103:       else
                   1104:          AC_MSG_RESULT([no])
                   1105:          _am_tools=none
                   1106:       fi
                   1107:       AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format])
                   1108:       if test $am_gid -le $am_max_gid; then
                   1109:          AC_MSG_RESULT([yes])
                   1110:       else
                   1111:         AC_MSG_RESULT([no])
                   1112:         _am_tools=none
                   1113:       fi],
                   1114:
                   1115:   [pax],
                   1116:     [],
                   1117:
                   1118:   [m4_fatal([Unknown tar format])])
                   1119:
                   1120:   AC_MSG_CHECKING([how to create a $1 tar archive])
                   1121:
                   1122:   # Go ahead even if we have the value already cached.  We do so because we
                   1123:   # need to set the values for the 'am__tar' and 'am__untar' variables.
                   1124:   _am_tools=${am_cv_prog_tar_$1-$_am_tools}
                   1125:
                   1126:   for _am_tool in $_am_tools; do
                   1127:     case $_am_tool in
                   1128:     gnutar)
                   1129:       for _am_tar in tar gnutar gtar; do
                   1130:         AM_RUN_LOG([$_am_tar --version]) && break
                   1131:       done
                   1132:       am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
                   1133:       am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
                   1134:       am__untar="$_am_tar -xf -"
                   1135:       ;;
                   1136:     plaintar)
                   1137:       # Must skip GNU tar: if it does not support --format= it doesn't create
                   1138:       # ustar tarball either.
                   1139:       (tar --version) >/dev/null 2>&1 && continue
                   1140:       am__tar='tar chf - "$$tardir"'
                   1141:       am__tar_='tar chf - "$tardir"'
                   1142:       am__untar='tar xf -'
                   1143:       ;;
                   1144:     pax)
                   1145:       am__tar='pax -L -x $1 -w "$$tardir"'
                   1146:       am__tar_='pax -L -x $1 -w "$tardir"'
                   1147:       am__untar='pax -r'
                   1148:       ;;
                   1149:     cpio)
                   1150:       am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
                   1151:       am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
                   1152:       am__untar='cpio -i -H $1 -d'
                   1153:       ;;
                   1154:     none)
                   1155:       am__tar=false
                   1156:       am__tar_=false
                   1157:       am__untar=false
                   1158:       ;;
                   1159:     esac
                   1160:
                   1161:     # If the value was cached, stop now.  We just wanted to have am__tar
                   1162:     # and am__untar set.
                   1163:     test -n "${am_cv_prog_tar_$1}" && break
                   1164:
                   1165:     # tar/untar a dummy directory, and stop if the command works.
                   1166:     rm -rf conftest.dir
                   1167:     mkdir conftest.dir
                   1168:     echo GrepMe > conftest.dir/file
                   1169:     AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
                   1170:     rm -rf conftest.dir
                   1171:     if test -s conftest.tar; then
                   1172:       AM_RUN_LOG([$am__untar <conftest.tar])
                   1173:       AM_RUN_LOG([cat conftest.dir/file])
                   1174:       grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
                   1175:     fi
                   1176:   done
                   1177:   rm -rf conftest.dir
                   1178:
                   1179:   AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
                   1180:   AC_MSG_RESULT([$am_cv_prog_tar_$1])])
                   1181:
                   1182: AC_SUBST([am__tar])
                   1183: AC_SUBST([am__untar])
                   1184: ]) # _AM_PROG_TAR
                   1185:

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