1# generated automatically by aclocal 1.9.6 -*- Autoconf -*-
2
3# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4# 2005  Free Software Foundation, Inc.
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
14# Copyright (C) 2002, 2003, 2005  Free Software Foundation, Inc.
15#
16# This file is free software; the Free Software Foundation
17# gives unlimited permission to copy and/or distribute it,
18# with or without modifications, as long as this notice is preserved.
19
20# AM_AUTOMAKE_VERSION(VERSION)
21# ----------------------------
22# Automake X.Y traces this macro to ensure aclocal.m4 has been
23# generated from the m4 files accompanying Automake X.Y.
24AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.9"])
25
26# AM_SET_CURRENT_AUTOMAKE_VERSION
27# -------------------------------
28# Call AM_AUTOMAKE_VERSION so it can be traced.
29# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
30AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
31	 [AM_AUTOMAKE_VERSION([1.9.6])])
32
33# AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
34
35# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
36#
37# This file is free software; the Free Software Foundation
38# gives unlimited permission to copy and/or distribute it,
39# with or without modifications, as long as this notice is preserved.
40
41# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
42# $ac_aux_dir to `$srcdir/foo'.  In other projects, it is set to
43# `$srcdir', `$srcdir/..', or `$srcdir/../..'.
44#
45# Of course, Automake must honor this variable whenever it calls a
46# tool from the auxiliary directory.  The problem is that $srcdir (and
47# therefore $ac_aux_dir as well) can be either absolute or relative,
48# depending on how configure is run.  This is pretty annoying, since
49# it makes $ac_aux_dir quite unusable in subdirectories: in the top
50# source directory, any form will work fine, but in subdirectories a
51# relative path needs to be adjusted first.
52#
53# $ac_aux_dir/missing
54#    fails when called from a subdirectory if $ac_aux_dir is relative
55# $top_srcdir/$ac_aux_dir/missing
56#    fails if $ac_aux_dir is absolute,
57#    fails when called from a subdirectory in a VPATH build with
58#          a relative $ac_aux_dir
59#
60# The reason of the latter failure is that $top_srcdir and $ac_aux_dir
61# are both prefixed by $srcdir.  In an in-source build this is usually
62# harmless because $srcdir is `.', but things will broke when you
63# start a VPATH build or use an absolute $srcdir.
64#
65# So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
66# iff we strip the leading $srcdir from $ac_aux_dir.  That would be:
67#   am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
68# and then we would define $MISSING as
69#   MISSING="\${SHELL} $am_aux_dir/missing"
70# This will work as long as MISSING is not called from configure, because
71# unfortunately $(top_srcdir) has no meaning in configure.
72# However there are other variables, like CC, which are often used in
73# configure, and could therefore not use this "fixed" $ac_aux_dir.
74#
75# Another solution, used here, is to always expand $ac_aux_dir to an
76# absolute PATH.  The drawback is that using absolute paths prevent a
77# configured tree to be moved without reconfiguration.
78
79AC_DEFUN([AM_AUX_DIR_EXPAND],
80[dnl Rely on autoconf to set up CDPATH properly.
81AC_PREREQ([2.50])dnl
82# expand $ac_aux_dir to an absolute path
83am_aux_dir=`cd $ac_aux_dir && pwd`
84])
85
86# Do all the work for Automake.                             -*- Autoconf -*-
87
88# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
89# Free Software Foundation, Inc.
90#
91# This file is free software; the Free Software Foundation
92# gives unlimited permission to copy and/or distribute it,
93# with or without modifications, as long as this notice is preserved.
94
95# serial 12
96
97# This macro actually does too much.  Some checks are only needed if
98# your package does certain things.  But this isn't really a big deal.
99
100# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
101# AM_INIT_AUTOMAKE([OPTIONS])
102# -----------------------------------------------
103# The call with PACKAGE and VERSION arguments is the old style
104# call (pre autoconf-2.50), which is being phased out.  PACKAGE
105# and VERSION should now be passed to AC_INIT and removed from
106# the call to AM_INIT_AUTOMAKE.
107# We support both call styles for the transition.  After
108# the next Automake release, Autoconf can make the AC_INIT
109# arguments mandatory, and then we can depend on a new Autoconf
110# release and drop the old call support.
111AC_DEFUN([AM_INIT_AUTOMAKE],
112[AC_PREREQ([2.58])dnl
113dnl Autoconf wants to disallow AM_ names.  We explicitly allow
114dnl the ones we care about.
115m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
116AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
117AC_REQUIRE([AC_PROG_INSTALL])dnl
118# test to see if srcdir already configured
119if test "`cd $srcdir && pwd`" != "`pwd`" &&
120   test -f $srcdir/config.status; then
121  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
122fi
123
124# test whether we have cygpath
125if test -z "$CYGPATH_W"; then
126  if (cygpath --version) >/dev/null 2>/dev/null; then
127    CYGPATH_W='cygpath -w'
128  else
129    CYGPATH_W=echo
130  fi
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132AC_SUBST([CYGPATH_W])
133
134# Define the identity of the package.
135dnl Distinguish between old-style and new-style calls.
136m4_ifval([$2],
137[m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
138 AC_SUBST([PACKAGE], [$1])dnl
139 AC_SUBST([VERSION], [$2])],
140[_AM_SET_OPTIONS([$1])dnl
141 AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
142 AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
143
144_AM_IF_OPTION([no-define],,
145[AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
146 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
147
148# Some tools Automake needs.
149AC_REQUIRE([AM_SANITY_CHECK])dnl
150AC_REQUIRE([AC_ARG_PROGRAM])dnl
151AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
152AM_MISSING_PROG(AUTOCONF, autoconf)
153AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
154AM_MISSING_PROG(AUTOHEADER, autoheader)
155AM_MISSING_PROG(MAKEINFO, makeinfo)
156AM_PROG_INSTALL_SH
157AM_PROG_INSTALL_STRIP
158AC_REQUIRE([AM_PROG_MKDIR_P])dnl
159# We need awk for the "check" target.  The system "awk" is bad on
160# some platforms.
161AC_REQUIRE([AC_PROG_AWK])dnl
162AC_REQUIRE([AC_PROG_MAKE_SET])dnl
163AC_REQUIRE([AM_SET_LEADING_DOT])dnl
164_AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
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167_AM_IF_OPTION([no-dependencies],,
168[AC_PROVIDE_IFELSE([AC_PROG_CC],
169                  [_AM_DEPENDENCIES(CC)],
170                  [define([AC_PROG_CC],
171                          defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
172AC_PROVIDE_IFELSE([AC_PROG_CXX],
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174                  [define([AC_PROG_CXX],
175                          defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
176])
177])
178
179
180# When config.status generates a header, we must update the stamp-h file.
181# This file resides in the same directory as the config header
182# that is generated.  The stamp files are numbered to have different names.
183
184# Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
185# loop where config.status creates the headers, so we can generate
186# our stamp files there.
187AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
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189_am_stamp_count=1
190for _am_header in $config_headers :; do
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192    $1 | $1:* )
193      break ;;
194    * )
195      _am_stamp_count=`expr $_am_stamp_count + 1` ;;
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197done
198echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
199
200# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
201#
202# This file is free software; the Free Software Foundation
203# gives unlimited permission to copy and/or distribute it,
204# with or without modifications, as long as this notice is preserved.
205
206# AM_PROG_INSTALL_SH
207# ------------------
208# Define $install_sh.
209AC_DEFUN([AM_PROG_INSTALL_SH],
210[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
211install_sh=${install_sh-"$am_aux_dir/install-sh"}
212AC_SUBST(install_sh)])
213
214# Copyright (C) 2003, 2005  Free Software Foundation, Inc.
215#
216# This file is free software; the Free Software Foundation
217# gives unlimited permission to copy and/or distribute it,
218# with or without modifications, as long as this notice is preserved.
219
220# serial 2
221
222# Check whether the underlying file-system supports filenames
223# with a leading dot.  For instance MS-DOS doesn't.
224AC_DEFUN([AM_SET_LEADING_DOT],
225[rm -rf .tst 2>/dev/null
226mkdir .tst 2>/dev/null
227if test -d .tst; then
228  am__leading_dot=.
229else
230  am__leading_dot=_
231fi
232rmdir .tst 2>/dev/null
233AC_SUBST([am__leading_dot])])
234
235# Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
236
237# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
238# Free Software Foundation, Inc.
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# serial 4
245
246# AM_MISSING_PROG(NAME, PROGRAM)
247# ------------------------------
248AC_DEFUN([AM_MISSING_PROG],
249[AC_REQUIRE([AM_MISSING_HAS_RUN])
250$1=${$1-"${am_missing_run}$2"}
251AC_SUBST($1)])
252
253
254# AM_MISSING_HAS_RUN
255# ------------------
256# Define MISSING if not defined so far and test if it supports --run.
257# If it does, set am_missing_run to use it, otherwise, to nothing.
258AC_DEFUN([AM_MISSING_HAS_RUN],
259[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
260test x"${MISSING+set}" = xset || MISSING="\${SHELL} $am_aux_dir/missing"
261# Use eval to expand $SHELL
262if eval "$MISSING --run true"; then
263  am_missing_run="$MISSING --run "
264else
265  am_missing_run=
266  AC_MSG_WARN([`missing' script is too old or missing])
267fi
268])
269
270# Copyright (C) 2003, 2004, 2005  Free Software Foundation, Inc.
271#
272# This file is free software; the Free Software Foundation
273# gives unlimited permission to copy and/or distribute it,
274# with or without modifications, as long as this notice is preserved.
275
276# AM_PROG_MKDIR_P
277# ---------------
278# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
279#
280# Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
281# created by `make install' are always world readable, even if the
282# installer happens to have an overly restrictive umask (e.g. 077).
283# This was a mistake.  There are at least two reasons why we must not
284# use `-m 0755':
285#   - it causes special bits like SGID to be ignored,
286#   - it may be too restrictive (some setups expect 775 directories).
287#
288# Do not use -m 0755 and let people choose whatever they expect by
289# setting umask.
290#
291# We cannot accept any implementation of `mkdir' that recognizes `-p'.
292# Some implementations (such as Solaris 8's) are not thread-safe: if a
293# parallel make tries to run `mkdir -p a/b' and `mkdir -p a/c'
294# concurrently, both version can detect that a/ is missing, but only
295# one can create it and the other will error out.  Consequently we
296# restrict ourselves to GNU make (using the --version option ensures
297# this.)
298AC_DEFUN([AM_PROG_MKDIR_P],
299[if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
300  # We used to keeping the `.' as first argument, in order to
301  # allow $(mkdir_p) to be used without argument.  As in
302  #   $(mkdir_p) $(somedir)
303  # where $(somedir) is conditionally defined.  However this is wrong
304  # for two reasons:
305  #  1. if the package is installed by a user who cannot write `.'
306  #     make install will fail,
307  #  2. the above comment should most certainly read
308  #     $(mkdir_p) $(DESTDIR)$(somedir)
309  #     so it does not work when $(somedir) is undefined and
310  #     $(DESTDIR) is not.
311  #  To support the latter case, we have to write
312  #     test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
313  #  so the `.' trick is pointless.
314  mkdir_p='mkdir -p --'
315else
316  # On NextStep and OpenStep, the `mkdir' command does not
317  # recognize any option.  It will interpret all options as
318  # directories to create, and then abort because `.' already
319  # exists.
320  for d in ./-p ./--version;
321  do
322    test -d $d && rmdir $d
323  done
324  # $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
325  if test -f "$ac_aux_dir/mkinstalldirs"; then
326    mkdir_p='$(mkinstalldirs)'
327  else
328    mkdir_p='$(install_sh) -d'
329  fi
330fi
331AC_SUBST([mkdir_p])])
332
333# Helper functions for option handling.                     -*- Autoconf -*-
334
335# Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
336#
337# This file is free software; the Free Software Foundation
338# gives unlimited permission to copy and/or distribute it,
339# with or without modifications, as long as this notice is preserved.
340
341# serial 3
342
343# _AM_MANGLE_OPTION(NAME)
344# -----------------------
345AC_DEFUN([_AM_MANGLE_OPTION],
346[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
347
348# _AM_SET_OPTION(NAME)
349# ------------------------------
350# Set option NAME.  Presently that only means defining a flag for this option.
351AC_DEFUN([_AM_SET_OPTION],
352[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
353
354# _AM_SET_OPTIONS(OPTIONS)
355# ----------------------------------
356# OPTIONS is a space-separated list of Automake options.
357AC_DEFUN([_AM_SET_OPTIONS],
358[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
359
360# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
361# -------------------------------------------
362# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
363AC_DEFUN([_AM_IF_OPTION],
364[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
365
366# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
367# Free Software Foundation, Inc.
368#
369# This file is free software; the Free Software Foundation
370# gives unlimited permission to copy and/or distribute it,
371# with or without modifications, as long as this notice is preserved.
372
373# AM_PATH_PYTHON([MINIMUM-VERSION], [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
374# ---------------------------------------------------------------------------
375# Adds support for distributing Python modules and packages.  To
376# install modules, copy them to $(pythondir), using the python_PYTHON
377# automake variable.  To install a package with the same name as the
378# automake package, install to $(pkgpythondir), or use the
379# pkgpython_PYTHON automake variable.
380#
381# The variables $(pyexecdir) and $(pkgpyexecdir) are provided as
382# locations to install python extension modules (shared libraries).
383# Another macro is required to find the appropriate flags to compile
384# extension modules.
385#
386# If your package is configured with a different prefix to python,
387# users will have to add the install directory to the PYTHONPATH
388# environment variable, or create a .pth file (see the python
389# documentation for details).
390#
391# If the MINIMUM-VERSION argument is passed, AM_PATH_PYTHON will
392# cause an error if the version of python installed on the system
393# doesn't meet the requirement.  MINIMUM-VERSION should consist of
394# numbers and dots only.
395AC_DEFUN([AM_PATH_PYTHON],
396 [
397  dnl Find a Python interpreter.  Python versions prior to 1.5 are not
398  dnl supported because the default installation locations changed from
399  dnl $prefix/lib/site-python in 1.4 to $prefix/lib/python1.5/site-packages
400  dnl in 1.5.
401  m4_define_default([_AM_PYTHON_INTERPRETER_LIST],
402                    [python python2 python2.5 python2.4 python2.3 python2.2 dnl
403python2.1 python2.0 python1.6 python1.5])
404
405  m4_if([$1],[],[
406    dnl No version check is needed.
407    # Find any Python interpreter.
408    if test -z "$PYTHON"; then
409      AC_PATH_PROGS([PYTHON], _AM_PYTHON_INTERPRETER_LIST, :)
410    fi
411    am_display_PYTHON=python
412  ], [
413    dnl A version check is needed.
414    if test -n "$PYTHON"; then
415      # If the user set $PYTHON, use it and don't search something else.
416      AC_MSG_CHECKING([whether $PYTHON version >= $1])
417      AM_PYTHON_CHECK_VERSION([$PYTHON], [$1],
418			      [AC_MSG_RESULT(yes)],
419			      [AC_MSG_ERROR(too old)])
420      am_display_PYTHON=$PYTHON
421    else
422      # Otherwise, try each interpreter until we find one that satisfies
423      # VERSION.
424      AC_CACHE_CHECK([for a Python interpreter with version >= $1],
425	[am_cv_pathless_PYTHON],[
426	for am_cv_pathless_PYTHON in _AM_PYTHON_INTERPRETER_LIST none; do
427	  test "$am_cv_pathless_PYTHON" = none && break
428	  AM_PYTHON_CHECK_VERSION([$am_cv_pathless_PYTHON], [$1], [break])
429	done])
430      # Set $PYTHON to the absolute path of $am_cv_pathless_PYTHON.
431      if test "$am_cv_pathless_PYTHON" = none; then
432	PYTHON=:
433      else
434        AC_PATH_PROG([PYTHON], [$am_cv_pathless_PYTHON])
435      fi
436      am_display_PYTHON=$am_cv_pathless_PYTHON
437    fi
438  ])
439
440  if test "$PYTHON" = :; then
441  dnl Run any user-specified action, or abort.
442    m4_default([$3], [AC_MSG_ERROR([no suitable Python interpreter found])])
443  else
444
445  dnl Query Python for its version number.  Getting [:3] seems to be
446  dnl the best way to do this; it's what "site.py" does in the standard
447  dnl library.
448
449  AC_CACHE_CHECK([for $am_display_PYTHON version], [am_cv_python_version],
450    [am_cv_python_version=`$PYTHON -c "import sys; print sys.version[[:3]]"`])
451  AC_SUBST([PYTHON_VERSION], [$am_cv_python_version])
452
453  dnl Use the values of $prefix and $exec_prefix for the corresponding
454  dnl values of PYTHON_PREFIX and PYTHON_EXEC_PREFIX.  These are made
455  dnl distinct variables so they can be overridden if need be.  However,
456  dnl general consensus is that you shouldn't need this ability.
457
458  AC_SUBST([PYTHON_PREFIX], ['${prefix}'])
459  AC_SUBST([PYTHON_EXEC_PREFIX], ['${exec_prefix}'])
460
461  dnl At times (like when building shared libraries) you may want
462  dnl to know which OS platform Python thinks this is.
463
464  AC_CACHE_CHECK([for $am_display_PYTHON platform], [am_cv_python_platform],
465    [am_cv_python_platform=`$PYTHON -c "import sys; print sys.platform"`])
466  AC_SUBST([PYTHON_PLATFORM], [$am_cv_python_platform])
467
468
469  dnl Set up 4 directories:
470
471  dnl pythondir -- where to install python scripts.  This is the
472  dnl   site-packages directory, not the python standard library
473  dnl   directory like in previous automake betas.  This behavior
474  dnl   is more consistent with lispdir.m4 for example.
475  dnl Query distutils for this directory.  distutils does not exist in
476  dnl Python 1.5, so we fall back to the hardcoded directory if it
477  dnl doesn't work.
478  AC_CACHE_CHECK([for $am_display_PYTHON script directory],
479    [am_cv_python_pythondir],
480    [am_cv_python_pythondir=`$PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_lib(0,0,prefix='$PYTHON_PREFIX')" 2>/dev/null ||
481     echo "$PYTHON_PREFIX/lib/python$PYTHON_VERSION/site-packages"`])
482  AC_SUBST([pythondir], [$am_cv_python_pythondir])
483
484  dnl pkgpythondir -- $PACKAGE directory under pythondir.  Was
485  dnl   PYTHON_SITE_PACKAGE in previous betas, but this naming is
486  dnl   more consistent with the rest of automake.
487
488  AC_SUBST([pkgpythondir], [\${pythondir}/$PACKAGE])
489
490  dnl pyexecdir -- directory for installing python extension modules
491  dnl   (shared libraries)
492  dnl Query distutils for this directory.  distutils does not exist in
493  dnl Python 1.5, so we fall back to the hardcoded directory if it
494  dnl doesn't work.
495  AC_CACHE_CHECK([for $am_display_PYTHON extension module directory],
496    [am_cv_python_pyexecdir],
497    [am_cv_python_pyexecdir=`$PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_lib(1,0,prefix='$PYTHON_EXEC_PREFIX')" 2>/dev/null ||
498     echo "${PYTHON_EXEC_PREFIX}/lib/python${PYTHON_VERSION}/site-packages"`])
499  AC_SUBST([pyexecdir], [$am_cv_python_pyexecdir])
500
501  dnl pkgpyexecdir -- $(pyexecdir)/$(PACKAGE)
502
503  AC_SUBST([pkgpyexecdir], [\${pyexecdir}/$PACKAGE])
504
505  dnl Run any user-specified action.
506  $2
507  fi
508
509])
510
511
512# AM_PYTHON_CHECK_VERSION(PROG, VERSION, [ACTION-IF-TRUE], [ACTION-IF-FALSE])
513# ---------------------------------------------------------------------------
514# Run ACTION-IF-TRUE if the Python interpreter PROG has version >= VERSION.
515# Run ACTION-IF-FALSE otherwise.
516# This test uses sys.hexversion instead of the string equivalent (first
517# word of sys.version), in order to cope with versions such as 2.2c1.
518# hexversion has been introduced in Python 1.5.2; it's probably not
519# worth to support older versions (1.5.1 was released on October 31, 1998).
520AC_DEFUN([AM_PYTHON_CHECK_VERSION],
521 [prog="import sys, string
522# split strings by '.' and convert to numeric.  Append some zeros
523# because we need at least 4 digits for the hex conversion.
524minver = map(int, string.split('$2', '.')) + [[0, 0, 0]]
525minverhex = 0
526for i in xrange(0, 4): minverhex = (minverhex << 8) + minver[[i]]
527sys.exit(sys.hexversion < minverhex)"
528  AS_IF([AM_RUN_LOG([$1 -c "$prog"])], [$3], [$4])])
529
530# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
531#
532# This file is free software; the Free Software Foundation
533# gives unlimited permission to copy and/or distribute it,
534# with or without modifications, as long as this notice is preserved.
535
536# AM_RUN_LOG(COMMAND)
537# -------------------
538# Run COMMAND, save the exit status in ac_status, and log it.
539# (This has been adapted from Autoconf's _AC_RUN_LOG macro.)
540AC_DEFUN([AM_RUN_LOG],
541[{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD
542   ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
543   ac_status=$?
544   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
545   (exit $ac_status); }])
546
547# Check to make sure that the build environment is sane.    -*- Autoconf -*-
548
549# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
550# Free Software Foundation, Inc.
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# serial 4
557
558# AM_SANITY_CHECK
559# ---------------
560AC_DEFUN([AM_SANITY_CHECK],
561[AC_MSG_CHECKING([whether build environment is sane])
562# Just in case
563sleep 1
564echo timestamp > conftest.file
565# Do `set' in a subshell so we don't clobber the current shell's
566# arguments.  Must try -L first in case configure is actually a
567# symlink; some systems play weird games with the mod time of symlinks
568# (eg FreeBSD returns the mod time of the symlink's containing
569# directory).
570if (
571   set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
572   if test "$[*]" = "X"; then
573      # -L didn't work.
574      set X `ls -t $srcdir/configure conftest.file`
575   fi
576   rm -f conftest.file
577   if test "$[*]" != "X $srcdir/configure conftest.file" \
578      && test "$[*]" != "X conftest.file $srcdir/configure"; then
579
580      # If neither matched, then we have a broken ls.  This can happen
581      # if, for instance, CONFIG_SHELL is bash and it inherits a
582      # broken ls alias from the environment.  This has actually
583      # happened.  Such a system could not be considered "sane".
584      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
585alias in your environment])
586   fi
587
588   test "$[2]" = conftest.file
589   )
590then
591   # Ok.
592   :
593else
594   AC_MSG_ERROR([newly created file is older than distributed files!
595Check your system clock])
596fi
597AC_MSG_RESULT(yes)])
598
599# Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
600#
601# This file is free software; the Free Software Foundation
602# gives unlimited permission to copy and/or distribute it,
603# with or without modifications, as long as this notice is preserved.
604
605# AM_PROG_INSTALL_STRIP
606# ---------------------
607# One issue with vendor `install' (even GNU) is that you can't
608# specify the program used to strip binaries.  This is especially
609# annoying in cross-compiling environments, where the build's strip
610# is unlikely to handle the host's binaries.
611# Fortunately install-sh will honor a STRIPPROG variable, so we
612# always use install-sh in `make install-strip', and initialize
613# STRIPPROG with the value of the STRIP variable (set by the user).
614AC_DEFUN([AM_PROG_INSTALL_STRIP],
615[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
616# Installed binaries are usually stripped using `strip' when the user
617# run `make install-strip'.  However `strip' might not be the right
618# tool to use in cross-compilation environments, therefore Automake
619# will honor the `STRIP' environment variable to overrule this program.
620dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
621if test "$cross_compiling" != no; then
622  AC_CHECK_TOOL([STRIP], [strip], :)
623fi
624INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
625AC_SUBST([INSTALL_STRIP_PROGRAM])])
626
627# Check how to create a tarball.                            -*- Autoconf -*-
628
629# Copyright (C) 2004, 2005  Free Software Foundation, Inc.
630#
631# This file is free software; the Free Software Foundation
632# gives unlimited permission to copy and/or distribute it,
633# with or without modifications, as long as this notice is preserved.
634
635# serial 2
636
637# _AM_PROG_TAR(FORMAT)
638# --------------------
639# Check how to create a tarball in format FORMAT.
640# FORMAT should be one of `v7', `ustar', or `pax'.
641#
642# Substitute a variable $(am__tar) that is a command
643# writing to stdout a FORMAT-tarball containing the directory
644# $tardir.
645#     tardir=directory && $(am__tar) > result.tar
646#
647# Substitute a variable $(am__untar) that extract such
648# a tarball read from stdin.
649#     $(am__untar) < result.tar
650AC_DEFUN([_AM_PROG_TAR],
651[# Always define AMTAR for backward compatibility.
652AM_MISSING_PROG([AMTAR], [tar])
653m4_if([$1], [v7],
654     [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
655     [m4_case([$1], [ustar],, [pax],,
656              [m4_fatal([Unknown tar format])])
657AC_MSG_CHECKING([how to create a $1 tar archive])
658# Loop over all known methods to create a tar archive until one works.
659_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
660_am_tools=${am_cv_prog_tar_$1-$_am_tools}
661# Do not fold the above two line into one, because Tru64 sh and
662# Solaris sh will not grok spaces in the rhs of `-'.
663for _am_tool in $_am_tools
664do
665  case $_am_tool in
666  gnutar)
667    for _am_tar in tar gnutar gtar;
668    do
669      AM_RUN_LOG([$_am_tar --version]) && break
670    done
671    am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
672    am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
673    am__untar="$_am_tar -xf -"
674    ;;
675  plaintar)
676    # Must skip GNU tar: if it does not support --format= it doesn't create
677    # ustar tarball either.
678    (tar --version) >/dev/null 2>&1 && continue
679    am__tar='tar chf - "$$tardir"'
680    am__tar_='tar chf - "$tardir"'
681    am__untar='tar xf -'
682    ;;
683  pax)
684    am__tar='pax -L -x $1 -w "$$tardir"'
685    am__tar_='pax -L -x $1 -w "$tardir"'
686    am__untar='pax -r'
687    ;;
688  cpio)
689    am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
690    am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
691    am__untar='cpio -i -H $1 -d'
692    ;;
693  none)
694    am__tar=false
695    am__tar_=false
696    am__untar=false
697    ;;
698  esac
699
700  # If the value was cached, stop now.  We just wanted to have am__tar
701  # and am__untar set.
702  test -n "${am_cv_prog_tar_$1}" && break
703
704  # tar/untar a dummy directory, and stop if the command works
705  rm -rf conftest.dir
706  mkdir conftest.dir
707  echo GrepMe > conftest.dir/file
708  AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
709  rm -rf conftest.dir
710  if test -s conftest.tar; then
711    AM_RUN_LOG([$am__untar <conftest.tar])
712    grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
713  fi
714done
715rm -rf conftest.dir
716
717AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
718AC_MSG_RESULT([$am_cv_prog_tar_$1])])
719AC_SUBST([am__tar])
720AC_SUBST([am__untar])
721]) # _AM_PROG_TAR
722
723