1: # generated automatically by aclocal 1.15 -*- Autoconf -*-
2:
3: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
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:
14: m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
15: m4_ifndef([AC_AUTOCONF_VERSION],
16: [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
17: m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],,
18: [m4_warning([this file was generated for autoconf 2.69.
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.
21: To do so, use the procedure documented by the package, typically 'autoreconf'.])])
22:
23: dnl pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
24: dnl serial 11 (pkg-config-0.29)
25: dnl
26: dnl Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
27: dnl Copyright © 2012-2015 Dan Nicholson <dbn.lists@gmail.com>
28: dnl
29: dnl This program is free software; you can redistribute it and/or modify
30: dnl it under the terms of the GNU General Public License as published by
31: dnl the Free Software Foundation; either version 2 of the License, or
32: dnl (at your option) any later version.
33: dnl
34: dnl This program is distributed in the hope that it will be useful, but
35: dnl WITHOUT ANY WARRANTY; without even the implied warranty of
36: dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
37: dnl General Public License for more details.
38: dnl
39: dnl You should have received a copy of the GNU General Public License
40: dnl along with this program; if not, write to the Free Software
41: dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
42: dnl 02111-1307, USA.
43: dnl
44: dnl As a special exception to the GNU General Public License, if you
45: dnl distribute this file as part of a program that contains a
46: dnl configuration script generated by Autoconf, you may include it under
47: dnl the same distribution terms that you use for the rest of that
48: dnl program.
49:
50: dnl PKG_PREREQ(MIN-VERSION)
51: dnl -----------------------
52: dnl Since: 0.29
53: dnl
54: dnl Verify that the version of the pkg-config macros are at least
55: dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's
56: dnl installed version of pkg-config, this checks the developer's version
57: dnl of pkg.m4 when generating configure.
58: dnl
59: dnl To ensure that this macro is defined, also add:
60: dnl m4_ifndef([PKG_PREREQ],
61: dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])])
62: dnl
63: dnl See the "Since" comment for each macro you use to see what version
64: dnl of the macros you require.
65: m4_defun([PKG_PREREQ],
66: [m4_define([PKG_MACROS_VERSION], [0.29])
67: m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1,
68: [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])])
69: ])dnl PKG_PREREQ
70:
71: dnl PKG_PROG_PKG_CONFIG([MIN-VERSION])
72: dnl ----------------------------------
73: dnl Since: 0.16
74: dnl
75: dnl Search for the pkg-config tool and set the PKG_CONFIG variable to
76: dnl first found in the path. Checks that the version of pkg-config found
77: dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is
78: dnl used since that's the first version where most current features of
79: dnl pkg-config existed.
80: AC_DEFUN([PKG_PROG_PKG_CONFIG],
81: [m4_pattern_forbid([^_?PKG_[A-Z_]+$])
82: m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
83: m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
84: AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
85: AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
86: AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
87:
88: if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
89: AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
90: fi
91: if test -n "$PKG_CONFIG"; then
92: _pkg_min_version=m4_default([$1], [0.9.0])
93: AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
94: if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
95: AC_MSG_RESULT([yes])
96: else
97: AC_MSG_RESULT([no])
98: PKG_CONFIG=""
99: fi
100: fi[]dnl
101: ])dnl PKG_PROG_PKG_CONFIG
102:
103: dnl PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
104: dnl -------------------------------------------------------------------
105: dnl Since: 0.18
106: dnl
107: dnl Check to see whether a particular set of modules exists. Similar to
108: dnl PKG_CHECK_MODULES(), but does not set variables or print errors.
109: dnl
110: dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
111: dnl only at the first occurence in configure.ac, so if the first place
112: dnl it's called might be skipped (such as if it is within an "if", you
113: dnl have to call PKG_CHECK_EXISTS manually
114: AC_DEFUN([PKG_CHECK_EXISTS],
115: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
116: if test -n "$PKG_CONFIG" && \
117: AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
118: m4_default([$2], [:])
119: m4_ifvaln([$3], [else
120: $3])dnl
121: fi])
122:
123: dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
124: dnl ---------------------------------------------
125: dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting
126: dnl pkg_failed based on the result.
127: m4_define([_PKG_CONFIG],
128: [if test -n "$$1"; then
129: pkg_cv_[]$1="$$1"
130: elif test -n "$PKG_CONFIG"; then
131: PKG_CHECK_EXISTS([$3],
132: [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`
133: test "x$?" != "x0" && pkg_failed=yes ],
134: [pkg_failed=yes])
135: else
136: pkg_failed=untried
137: fi[]dnl
138: ])dnl _PKG_CONFIG
139:
140: dnl _PKG_SHORT_ERRORS_SUPPORTED
141: dnl ---------------------------
142: dnl Internal check to see if pkg-config supports short errors.
143: AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
144: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])
145: if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
146: _pkg_short_errors_supported=yes
147: else
148: _pkg_short_errors_supported=no
149: fi[]dnl
150: ])dnl _PKG_SHORT_ERRORS_SUPPORTED
151:
152:
153: dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
154: dnl [ACTION-IF-NOT-FOUND])
155: dnl --------------------------------------------------------------
156: dnl Since: 0.4.0
157: dnl
158: dnl Note that if there is a possibility the first call to
159: dnl PKG_CHECK_MODULES might not happen, you should be sure to include an
160: dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
161: AC_DEFUN([PKG_CHECK_MODULES],
162: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
163: AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
164: AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
165:
166: pkg_failed=no
167: AC_MSG_CHECKING([for $1])
168:
169: _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
170: _PKG_CONFIG([$1][_LIBS], [libs], [$2])
171:
172: m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
173: and $1[]_LIBS to avoid the need to call pkg-config.
174: See the pkg-config man page for more details.])
175:
176: if test $pkg_failed = yes; then
177: AC_MSG_RESULT([no])
178: _PKG_SHORT_ERRORS_SUPPORTED
179: if test $_pkg_short_errors_supported = yes; then
180: $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`
181: else
182: $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`
183: fi
184: # Put the nasty error message in config.log where it belongs
185: echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
186:
187: m4_default([$4], [AC_MSG_ERROR(
188: [Package requirements ($2) were not met:
189:
190: $$1_PKG_ERRORS
191:
192: Consider adjusting the PKG_CONFIG_PATH environment variable if you
193: installed software in a non-standard prefix.
194:
195: _PKG_TEXT])[]dnl
196: ])
197: elif test $pkg_failed = untried; then
198: AC_MSG_RESULT([no])
199: m4_default([$4], [AC_MSG_FAILURE(
200: [The pkg-config script could not be found or is too old. Make sure it
201: is in your PATH or set the PKG_CONFIG environment variable to the full
202: path to pkg-config.
203:
204: _PKG_TEXT
205:
206: To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl
207: ])
208: else
209: $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
210: $1[]_LIBS=$pkg_cv_[]$1[]_LIBS
211: AC_MSG_RESULT([yes])
212: $3
213: fi[]dnl
214: ])dnl PKG_CHECK_MODULES
215:
216:
217: dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
218: dnl [ACTION-IF-NOT-FOUND])
219: dnl ---------------------------------------------------------------------
220: dnl Since: 0.29
221: dnl
222: dnl Checks for existence of MODULES and gathers its build flags with
223: dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags
224: dnl and VARIABLE-PREFIX_LIBS from --libs.
225: dnl
226: dnl Note that if there is a possibility the first call to
227: dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to
228: dnl include an explicit call to PKG_PROG_PKG_CONFIG in your
229: dnl configure.ac.
230: AC_DEFUN([PKG_CHECK_MODULES_STATIC],
231: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
232: _save_PKG_CONFIG=$PKG_CONFIG
233: PKG_CONFIG="$PKG_CONFIG --static"
234: PKG_CHECK_MODULES($@)
235: PKG_CONFIG=$_save_PKG_CONFIG[]dnl
236: ])dnl PKG_CHECK_MODULES_STATIC
237:
238:
239: dnl PKG_INSTALLDIR([DIRECTORY])
240: dnl -------------------------
241: dnl Since: 0.27
242: dnl
243: dnl Substitutes the variable pkgconfigdir as the location where a module
244: dnl should install pkg-config .pc files. By default the directory is
245: dnl $libdir/pkgconfig, but the default can be changed by passing
246: dnl DIRECTORY. The user can override through the --with-pkgconfigdir
247: dnl parameter.
248: AC_DEFUN([PKG_INSTALLDIR],
249: [m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])
250: m4_pushdef([pkg_description],
251: [pkg-config installation directory @<:@]pkg_default[@:>@])
252: AC_ARG_WITH([pkgconfigdir],
253: [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,
254: [with_pkgconfigdir=]pkg_default)
255: AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])
256: m4_popdef([pkg_default])
257: m4_popdef([pkg_description])
258: ])dnl PKG_INSTALLDIR
259:
260:
261: dnl PKG_NOARCH_INSTALLDIR([DIRECTORY])
262: dnl --------------------------------
263: dnl Since: 0.27
264: dnl
265: dnl Substitutes the variable noarch_pkgconfigdir as the location where a
266: dnl module should install arch-independent pkg-config .pc files. By
267: dnl default the directory is $datadir/pkgconfig, but the default can be
268: dnl changed by passing DIRECTORY. The user can override through the
269: dnl --with-noarch-pkgconfigdir parameter.
270: AC_DEFUN([PKG_NOARCH_INSTALLDIR],
271: [m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])
272: m4_pushdef([pkg_description],
273: [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])
274: AC_ARG_WITH([noarch-pkgconfigdir],
275: [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,
276: [with_noarch_pkgconfigdir=]pkg_default)
277: AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])
278: m4_popdef([pkg_default])
279: m4_popdef([pkg_description])
280: ])dnl PKG_NOARCH_INSTALLDIR
281:
282:
283: dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
284: dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
285: dnl -------------------------------------------
286: dnl Since: 0.28
287: dnl
288: dnl Retrieves the value of the pkg-config variable for the given module.
289: AC_DEFUN([PKG_CHECK_VAR],
290: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
291: AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
292:
293: _PKG_CONFIG([$1], [variable="][$3]["], [$2])
294: AS_VAR_COPY([$1], [pkg_cv_][$1])
295:
296: AS_VAR_IF([$1], [""], [$5], [$4])dnl
297: ])dnl PKG_CHECK_VAR
298:
299: # Copyright (C) 2002-2014 Free Software Foundation, Inc.
300: #
301: # This file is free software; the Free Software Foundation
302: # gives unlimited permission to copy and/or distribute it,
303: # with or without modifications, as long as this notice is preserved.
304:
305: # AM_AUTOMAKE_VERSION(VERSION)
306: # ----------------------------
307: # Automake X.Y traces this macro to ensure aclocal.m4 has been
308: # generated from the m4 files accompanying Automake X.Y.
309: # (This private macro should not be called outside this file.)
310: AC_DEFUN([AM_AUTOMAKE_VERSION],
311: [am__api_version='1.15'
312: dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
313: dnl require some minimum version. Point them to the right macro.
314: m4_if([$1], [1.15], [],
315: [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
316: ])
317:
318: # _AM_AUTOCONF_VERSION(VERSION)
319: # -----------------------------
320: # aclocal traces this macro to find the Autoconf version.
321: # This is a private macro too. Using m4_define simplifies
322: # the logic in aclocal, which can simply ignore this definition.
323: m4_define([_AM_AUTOCONF_VERSION], [])
324:
325: # AM_SET_CURRENT_AUTOMAKE_VERSION
326: # -------------------------------
327: # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
328: # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
329: AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
330: [AM_AUTOMAKE_VERSION([1.15])dnl
331: m4_ifndef([AC_AUTOCONF_VERSION],
332: [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
333: _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
334:
335: # Copyright (C) 2011-2014 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: # AM_PROG_AR([ACT-IF-FAIL])
342: # -------------------------
343: # Try to determine the archiver interface, and trigger the ar-lib wrapper
344: # if it is needed. If the detection of archiver interface fails, run
345: # ACT-IF-FAIL (default is to abort configure with a proper error message).
346: AC_DEFUN([AM_PROG_AR],
347: [AC_BEFORE([$0], [LT_INIT])dnl
348: AC_BEFORE([$0], [AC_PROG_LIBTOOL])dnl
349: AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
350: AC_REQUIRE_AUX_FILE([ar-lib])dnl
351: AC_CHECK_TOOLS([AR], [ar lib "link -lib"], [false])
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354: AC_CACHE_CHECK([the archiver ($AR) interface], [am_cv_ar_interface],
355: [AC_LANG_PUSH([C])
356: am_cv_ar_interface=ar
357: AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int some_variable = 0;]])],
358: [am_ar_try='$AR cru libconftest.a conftest.$ac_objext >&AS_MESSAGE_LOG_FD'
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365: if test "$ac_status" -eq 0; then
366: am_cv_ar_interface=lib
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368: am_cv_ar_interface=unknown
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375: case $am_cv_ar_interface in
376: ar)
377: ;;
378: lib)
379: # Microsoft lib, so override with the ar-lib wrapper script.
380: # FIXME: It is wrong to rewrite AR.
381: # But if we don't then we get into trouble of one sort or another.
382: # A longer-term fix would be to have automake use am__AR in this case,
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385: AR="$am_aux_dir/ar-lib $AR"
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387: unknown)
388: m4_default([$1],
389: [AC_MSG_ERROR([could not determine $AR interface])])
390: ;;
391: esac
392: AC_SUBST([AR])dnl
393: ])
394:
395: # AM_AUX_DIR_EXPAND -*- Autoconf -*-
396:
397: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
398: #
399: # This file is free software; the Free Software Foundation
400: # gives unlimited permission to copy and/or distribute it,
401: # with or without modifications, as long as this notice is preserved.
402:
403: # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
404: # $ac_aux_dir to '$srcdir/foo'. In other projects, it is set to
405: # '$srcdir', '$srcdir/..', or '$srcdir/../..'.
406: #
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408: # tool from the auxiliary directory. The problem is that $srcdir (and
409: # therefore $ac_aux_dir as well) can be either absolute or relative,
410: # depending on how configure is run. This is pretty annoying, since
411: # it makes $ac_aux_dir quite unusable in subdirectories: in the top
412: # source directory, any form will work fine, but in subdirectories a
413: # relative path needs to be adjusted first.
414: #
415: # $ac_aux_dir/missing
416: # fails when called from a subdirectory if $ac_aux_dir is relative
417: # $top_srcdir/$ac_aux_dir/missing
418: # fails if $ac_aux_dir is absolute,
419: # fails when called from a subdirectory in a VPATH build with
420: # a relative $ac_aux_dir
421: #
422: # The reason of the latter failure is that $top_srcdir and $ac_aux_dir
423: # are both prefixed by $srcdir. In an in-source build this is usually
424: # harmless because $srcdir is '.', but things will broke when you
425: # start a VPATH build or use an absolute $srcdir.
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427: # So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
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429: # am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
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432: # This will work as long as MISSING is not called from configure, because
433: # unfortunately $(top_srcdir) has no meaning in configure.
434: # However there are other variables, like CC, which are often used in
435: # configure, and could therefore not use this "fixed" $ac_aux_dir.
436: #
437: # Another solution, used here, is to always expand $ac_aux_dir to an
438: # absolute PATH. The drawback is that using absolute paths prevent a
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447: # AM_CONDITIONAL -*- Autoconf -*-
448:
449: # Copyright (C) 1997-2014 Free Software Foundation, Inc.
450: #
451: # This file is free software; the Free Software Foundation
452: # gives unlimited permission to copy and/or distribute it,
453: # with or without modifications, as long as this notice is preserved.
454:
455: # AM_CONDITIONAL(NAME, SHELL-CONDITION)
456: # -------------------------------------
457: # Define a conditional.
458: AC_DEFUN([AM_CONDITIONAL],
459: [AC_PREREQ([2.52])dnl
460: m4_if([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
461: [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
462: AC_SUBST([$1_TRUE])dnl
463: AC_SUBST([$1_FALSE])dnl
464: _AM_SUBST_NOTMAKE([$1_TRUE])dnl
465: _AM_SUBST_NOTMAKE([$1_FALSE])dnl
466: m4_define([_AM_COND_VALUE_$1], [$2])dnl
467: if $2; then
468: $1_TRUE=
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474: AC_CONFIG_COMMANDS_PRE(
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476: AC_MSG_ERROR([[conditional "$1" was never defined.
477: Usually this means the macro was only invoked conditionally.]])
478: fi])])
479:
480: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
481: #
482: # This file is free software; the Free Software Foundation
483: # gives unlimited permission to copy and/or distribute it,
484: # with or without modifications, as long as this notice is preserved.
485:
486:
487: # There are a few dirty hacks below to avoid letting 'AC_PROG_CC' be
488: # written in clear, in which case automake, when reading aclocal.m4,
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491: # CC etc. in the Makefile, will ask for an AC_PROG_CC use...
492:
493:
494: # _AM_DEPENDENCIES(NAME)
495: # ----------------------
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506: AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
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512: [$1], [OBJC], [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
513: [$1], [OBJCXX], [depcc="$OBJCXX" am_compiler_list='gcc3 gcc'],
514: [$1], [UPC], [depcc="$UPC" am_compiler_list=],
515: [$1], [GCJ], [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
516: [depcc="$$1" am_compiler_list=])
517:
518: AC_CACHE_CHECK([dependency style of $depcc],
519: [am_cv_$1_dependencies_compiler_type],
520: [if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
521: # We make a subdir and do the tests there. Otherwise we can end up
522: # making bogus files that we don't know about and never remove. For
523: # instance it was reported that on HP-UX the gcc test will end up
524: # making a dummy file named 'D' -- because '-MD' means "put the output
525: # in D".
526: rm -rf conftest.dir
527: mkdir conftest.dir
528: # Copy depcomp to subdir because otherwise we won't find it if we're
529: # using a relative directory.
530: cp "$am_depcomp" conftest.dir
531: cd conftest.dir
532: # We will build objects and dependencies in a subdirectory because
533: # it helps to detect inapplicable dependency modes. For instance
534: # both Tru64's cc and ICC support -MD to output dependencies as a
535: # side effect of compilation, but ICC will put the dependencies in
536: # the current directory while Tru64 will put them in the object
537: # directory.
538: mkdir sub
539:
540: am_cv_$1_dependencies_compiler_type=none
541: if test "$am_compiler_list" = ""; then
542: am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
543: fi
544: am__universal=false
545: m4_case([$1], [CC],
546: [case " $depcc " in #(
547: *\ -arch\ *\ -arch\ *) am__universal=true ;;
548: esac],
549: [CXX],
550: [case " $depcc " in #(
551: *\ -arch\ *\ -arch\ *) am__universal=true ;;
552: esac])
553:
554: for depmode in $am_compiler_list; do
555: # Setup a source with many dependencies, because some compilers
556: # like to wrap large dependency lists on column 80 (with \), and
557: # we should not choose a depcomp mode which is confused by this.
558: #
559: # We need to recreate these files for each test, as the compiler may
560: # overwrite some of them when testing with obscure command lines.
561: # This happens at least with the AIX C compiler.
562: : > sub/conftest.c
563: for i in 1 2 3 4 5 6; do
564: echo '#include "conftst'$i'.h"' >> sub/conftest.c
565: # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with
566: # Solaris 10 /bin/sh.
567: echo '/* dummy */' > sub/conftst$i.h
568: done
569: echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
570:
571: # We check with '-c' and '-o' for the sake of the "dashmstdout"
572: # mode. It turns out that the SunPro C++ compiler does not properly
573: # handle '-M -o', and we need to detect this. Also, some Intel
574: # versions had trouble with output in subdirs.
575: am__obj=sub/conftest.${OBJEXT-o}
576: am__minus_obj="-o $am__obj"
577: case $depmode in
578: gcc)
579: # This depmode causes a compiler race in universal mode.
580: test "$am__universal" = false || continue
581: ;;
582: nosideeffect)
583: # After this tag, mechanisms are not by side-effect, so they'll
584: # only be used when explicitly requested.
585: if test "x$enable_dependency_tracking" = xyes; then
586: continue
587: else
588: break
589: fi
590: ;;
591: msvc7 | msvc7msys | msvisualcpp | msvcmsys)
592: # This compiler won't grok '-c -o', but also, the minuso test has
593: # not run yet. These depmodes are late enough in the game, and
594: # so weak that their functioning should not be impacted.
595: am__obj=conftest.${OBJEXT-o}
596: am__minus_obj=
597: ;;
598: none) break ;;
599: esac
600: if depmode=$depmode \
601: source=sub/conftest.c object=$am__obj \
602: depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
603: $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
604: >/dev/null 2>conftest.err &&
605: grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
606: grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
607: grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
608: ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
609: # icc doesn't choke on unknown options, it will just issue warnings
610: # or remarks (even with -Werror). So we grep stderr for any message
611: # that says an option was ignored or not supported.
612: # When given -MP, icc 7.0 and 7.1 complain thusly:
613: # icc: Command line warning: ignoring option '-M'; no argument required
614: # The diagnosis changed in icc 8.0:
615: # icc: Command line remark: option '-MP' not supported
616: if (grep 'ignoring option' conftest.err ||
617: grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
618: am_cv_$1_dependencies_compiler_type=$depmode
619: break
620: fi
621: fi
622: done
623:
624: cd ..
625: rm -rf conftest.dir
626: else
627: am_cv_$1_dependencies_compiler_type=none
628: fi
629: ])
630: AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
631: AM_CONDITIONAL([am__fastdep$1], [
632: test "x$enable_dependency_tracking" != xno \
633: && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
634: ])
635:
636:
637: # AM_SET_DEPDIR
638: # -------------
639: # Choose a directory name for dependency files.
640: # This macro is AC_REQUIREd in _AM_DEPENDENCIES.
641: AC_DEFUN([AM_SET_DEPDIR],
642: [AC_REQUIRE([AM_SET_LEADING_DOT])dnl
643: AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
644: ])
645:
646:
647: # AM_DEP_TRACK
648: # ------------
649: AC_DEFUN([AM_DEP_TRACK],
650: [AC_ARG_ENABLE([dependency-tracking], [dnl
651: AS_HELP_STRING(
652: [--enable-dependency-tracking],
653: [do not reject slow dependency extractors])
654: AS_HELP_STRING(
655: [--disable-dependency-tracking],
656: [speeds up one-time build])])
657: if test "x$enable_dependency_tracking" != xno; then
658: am_depcomp="$ac_aux_dir/depcomp"
659: AMDEPBACKSLASH='\'
660: am__nodep='_no'
661: fi
662: AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
663: AC_SUBST([AMDEPBACKSLASH])dnl
664: _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
665: AC_SUBST([am__nodep])dnl
666: _AM_SUBST_NOTMAKE([am__nodep])dnl
667: ])
668:
669: # Generate code to set up dependency tracking. -*- Autoconf -*-
670:
671: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
672: #
673: # This file is free software; the Free Software Foundation
674: # gives unlimited permission to copy and/or distribute it,
675: # with or without modifications, as long as this notice is preserved.
676:
677:
678: # _AM_OUTPUT_DEPENDENCY_COMMANDS
679: # ------------------------------
680: AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
681: [{
682: # Older Autoconf quotes --file arguments for eval, but not when files
683: # are listed without --file. Let's play safe and only enable the eval
684: # if we detect the quoting.
685: case $CONFIG_FILES in
686: *\'*) eval set x "$CONFIG_FILES" ;;
687: *) set x $CONFIG_FILES ;;
688: esac
689: shift
690: for mf
691: do
692: # Strip MF so we end up with the name of the file.
693: mf=`echo "$mf" | sed -e 's/:.*$//'`
694: # Check whether this is an Automake generated Makefile or not.
695: # We used to match only the files named 'Makefile.in', but
696: # some people rename them; so instead we look at the file content.
697: # Grep'ing the first line is not enough: some people post-process
698: # each Makefile.in and add a new line on top of each file to say so.
699: # Grep'ing the whole file is not good either: AIX grep has a line
700: # limit of 2048, but all sed's we know have understand at least 4000.
701: if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
702: dirpart=`AS_DIRNAME("$mf")`
703: else
704: continue
705: fi
706: # Extract the definition of DEPDIR, am__include, and am__quote
707: # from the Makefile without running 'make'.
708: DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
709: test -z "$DEPDIR" && continue
710: am__include=`sed -n 's/^am__include = //p' < "$mf"`
711: test -z "$am__include" && continue
712: am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
713: # Find all dependency output files, they are included files with
714: # $(DEPDIR) in their names. We invoke sed twice because it is the
715: # simplest approach to changing $(DEPDIR) to its actual value in the
716: # expansion.
717: for file in `sed -n "
718: s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
719: sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g'`; do
720: # Make sure the directory exists.
721: test -f "$dirpart/$file" && continue
722: fdir=`AS_DIRNAME(["$file"])`
723: AS_MKDIR_P([$dirpart/$fdir])
724: # echo "creating $dirpart/$file"
725: echo '# dummy' > "$dirpart/$file"
726: done
727: done
728: }
729: ])# _AM_OUTPUT_DEPENDENCY_COMMANDS
730:
731:
732: # AM_OUTPUT_DEPENDENCY_COMMANDS
733: # -----------------------------
734: # This macro should only be invoked once -- use via AC_REQUIRE.
735: #
736: # This code is only required when automatic dependency tracking
737: # is enabled. FIXME. This creates each '.P' file that we will
738: # need in order to bootstrap the dependency handling code.
739: AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
740: [AC_CONFIG_COMMANDS([depfiles],
741: [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
742: [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
743: ])
744:
745: # Do all the work for Automake. -*- Autoconf -*-
746:
747: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
748: #
749: # This file is free software; the Free Software Foundation
750: # gives unlimited permission to copy and/or distribute it,
751: # with or without modifications, as long as this notice is preserved.
752:
753: # This macro actually does too much. Some checks are only needed if
754: # your package does certain things. But this isn't really a big deal.
755:
756: dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O.
757: m4_define([AC_PROG_CC],
758: m4_defn([AC_PROG_CC])
759: [_AM_PROG_CC_C_O
760: ])
761:
762: # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
763: # AM_INIT_AUTOMAKE([OPTIONS])
764: # -----------------------------------------------
765: # The call with PACKAGE and VERSION arguments is the old style
766: # call (pre autoconf-2.50), which is being phased out. PACKAGE
767: # and VERSION should now be passed to AC_INIT and removed from
768: # the call to AM_INIT_AUTOMAKE.
769: # We support both call styles for the transition. After
770: # the next Automake release, Autoconf can make the AC_INIT
771: # arguments mandatory, and then we can depend on a new Autoconf
772: # release and drop the old call support.
773: AC_DEFUN([AM_INIT_AUTOMAKE],
774: [AC_PREREQ([2.65])dnl
775: dnl Autoconf wants to disallow AM_ names. We explicitly allow
776: dnl the ones we care about.
777: m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
778: AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
779: AC_REQUIRE([AC_PROG_INSTALL])dnl
780: if test "`cd $srcdir && pwd`" != "`pwd`"; then
781: # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
782: # is not polluted with repeated "-I."
783: AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
784: # test to see if srcdir already configured
785: if test -f $srcdir/config.status; then
786: AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
787: fi
788: fi
789:
790: # test whether we have cygpath
791: if test -z "$CYGPATH_W"; then
792: if (cygpath --version) >/dev/null 2>/dev/null; then
793: CYGPATH_W='cygpath -w'
794: else
795: CYGPATH_W=echo
796: fi
797: fi
798: AC_SUBST([CYGPATH_W])
799:
800: # Define the identity of the package.
801: dnl Distinguish between old-style and new-style calls.
802: m4_ifval([$2],
803: [AC_DIAGNOSE([obsolete],
804: [$0: two- and three-arguments forms are deprecated.])
805: m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
806: AC_SUBST([PACKAGE], [$1])dnl
807: AC_SUBST([VERSION], [$2])],
808: [_AM_SET_OPTIONS([$1])dnl
809: dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
810: m4_if(
811: m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),
812: [ok:ok],,
813: [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
814: AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
815: AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
816:
817: _AM_IF_OPTION([no-define],,
818: [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])
819: AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl
820:
821: # Some tools Automake needs.
822: AC_REQUIRE([AM_SANITY_CHECK])dnl
823: AC_REQUIRE([AC_ARG_PROGRAM])dnl
824: AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])
825: AM_MISSING_PROG([AUTOCONF], [autoconf])
826: AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])
827: AM_MISSING_PROG([AUTOHEADER], [autoheader])
828: AM_MISSING_PROG([MAKEINFO], [makeinfo])
829: AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
830: AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
831: AC_REQUIRE([AC_PROG_MKDIR_P])dnl
832: # For better backward compatibility. To be removed once Automake 1.9.x
833: # dies out for good. For more background, see:
834: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
835: # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
836: AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
837: # We need awk for the "check" target (and possibly the TAP driver). The
838: # system "awk" is bad on some platforms.
839: AC_REQUIRE([AC_PROG_AWK])dnl
840: AC_REQUIRE([AC_PROG_MAKE_SET])dnl
841: AC_REQUIRE([AM_SET_LEADING_DOT])dnl
842: _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
843: [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
844: [_AM_PROG_TAR([v7])])])
845: _AM_IF_OPTION([no-dependencies],,
846: [AC_PROVIDE_IFELSE([AC_PROG_CC],
847: [_AM_DEPENDENCIES([CC])],
848: [m4_define([AC_PROG_CC],
849: m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl
850: AC_PROVIDE_IFELSE([AC_PROG_CXX],
851: [_AM_DEPENDENCIES([CXX])],
852: [m4_define([AC_PROG_CXX],
853: m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl
854: AC_PROVIDE_IFELSE([AC_PROG_OBJC],
855: [_AM_DEPENDENCIES([OBJC])],
856: [m4_define([AC_PROG_OBJC],
857: m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl
858: AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
859: [_AM_DEPENDENCIES([OBJCXX])],
860: [m4_define([AC_PROG_OBJCXX],
861: m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])dnl
862: ])
863: AC_REQUIRE([AM_SILENT_RULES])dnl
864: dnl The testsuite driver may need to know about EXEEXT, so add the
865: dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This
866: dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
867: AC_CONFIG_COMMANDS_PRE(dnl
868: [m4_provide_if([_AM_COMPILER_EXEEXT],
869: [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
870:
871: # POSIX will say in a future version that running "rm -f" with no argument
872: # is OK; and we want to be able to make that assumption in our Makefile
873: # recipes. So use an aggressive probe to check that the usage we want is
874: # actually supported "in the wild" to an acceptable degree.
875: # See automake bug#10828.
876: # To make any issue more visible, cause the running configure to be aborted
877: # by default if the 'rm' program in use doesn't match our expectations; the
878: # user can still override this though.
879: if rm -f && rm -fr && rm -rf; then : OK; else
880: cat >&2 <<'END'
881: Oops!
882:
883: Your 'rm' program seems unable to run without file operands specified
884: on the command line, even when the '-f' option is present. This is contrary
885: to the behaviour of most rm programs out there, and not conforming with
886: the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
887:
888: Please tell bug-automake@gnu.org about your system, including the value
889: of your $PATH and any error possibly output before this message. This
890: can help us improve future automake versions.
891:
892: END
893: if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
894: echo 'Configuration will proceed anyway, since you have set the' >&2
895: echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
896: echo >&2
897: else
898: cat >&2 <<'END'
899: Aborting the configuration process, to ensure you take notice of the issue.
900:
901: You can download and install GNU coreutils to get an 'rm' implementation
902: that behaves properly: <http://www.gnu.org/software/coreutils/>.
903:
904: If you want to complete the configuration process using your problematic
905: 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
906: to "yes", and re-run configure.
907:
908: END
909: AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
910: fi
911: fi
912: dnl The trailing newline in this macro's definition is deliberate, for
913: dnl backward compatibility and to allow trailing 'dnl'-style comments
914: dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841.
915: ])
916:
917: dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion. Do not
918: dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
919: dnl mangled by Autoconf and run in a shell conditional statement.
920: m4_define([_AC_COMPILER_EXEEXT],
921: m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
922:
923: # When config.status generates a header, we must update the stamp-h file.
924: # This file resides in the same directory as the config header
925: # that is generated. The stamp files are numbered to have different names.
926:
927: # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
928: # loop where config.status creates the headers, so we can generate
929: # our stamp files there.
930: AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
931: [# Compute $1's index in $config_headers.
932: _am_arg=$1
933: _am_stamp_count=1
934: for _am_header in $config_headers :; do
935: case $_am_header in
936: $_am_arg | $_am_arg:* )
937: break ;;
938: * )
939: _am_stamp_count=`expr $_am_stamp_count + 1` ;;
940: esac
941: done
942: echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
943:
944: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
945: #
946: # This file is free software; the Free Software Foundation
947: # gives unlimited permission to copy and/or distribute it,
948: # with or without modifications, as long as this notice is preserved.
949:
950: # AM_PROG_INSTALL_SH
951: # ------------------
952: # Define $install_sh.
953: AC_DEFUN([AM_PROG_INSTALL_SH],
954: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
955: if test x"${install_sh+set}" != xset; then
956: case $am_aux_dir in
957: *\ * | *\ *)
958: install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
959: *)
960: install_sh="\${SHELL} $am_aux_dir/install-sh"
961: esac
962: fi
963: AC_SUBST([install_sh])])
964:
965: # Copyright (C) 2003-2014 Free Software Foundation, Inc.
966: #
967: # This file is free software; the Free Software Foundation
968: # gives unlimited permission to copy and/or distribute it,
969: # with or without modifications, as long as this notice is preserved.
970:
971: # Check whether the underlying file-system supports filenames
972: # with a leading dot. For instance MS-DOS doesn't.
973: AC_DEFUN([AM_SET_LEADING_DOT],
974: [rm -rf .tst 2>/dev/null
975: mkdir .tst 2>/dev/null
976: if test -d .tst; then
977: am__leading_dot=.
978: else
979: am__leading_dot=_
980: fi
981: rmdir .tst 2>/dev/null
982: AC_SUBST([am__leading_dot])])
983:
984: # Check to see how 'make' treats includes. -*- Autoconf -*-
985:
986: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
987: #
988: # This file is free software; the Free Software Foundation
989: # gives unlimited permission to copy and/or distribute it,
990: # with or without modifications, as long as this notice is preserved.
991:
992: # AM_MAKE_INCLUDE()
993: # -----------------
994: # Check to see how make treats includes.
995: AC_DEFUN([AM_MAKE_INCLUDE],
996: [am_make=${MAKE-make}
997: cat > confinc << 'END'
998: am__doit:
999: @echo this is the am__doit target
1000: .PHONY: am__doit
1001: END
1002: # If we don't find an include directive, just comment out the code.
1003: AC_MSG_CHECKING([for style of include used by $am_make])
1004: am__include="#"
1005: am__quote=
1006: _am_result=none
1007: # First try GNU make style include.
1008: echo "include confinc" > confmf
1009: # Ignore all kinds of additional output from 'make'.
1010: case `$am_make -s -f confmf 2> /dev/null` in #(
1011: *the\ am__doit\ target*)
1012: am__include=include
1013: am__quote=
1014: _am_result=GNU
1015: ;;
1016: esac
1017: # Now try BSD make style include.
1018: if test "$am__include" = "#"; then
1019: echo '.include "confinc"' > confmf
1020: case `$am_make -s -f confmf 2> /dev/null` in #(
1021: *the\ am__doit\ target*)
1022: am__include=.include
1023: am__quote="\""
1024: _am_result=BSD
1025: ;;
1026: esac
1027: fi
1028: AC_SUBST([am__include])
1029: AC_SUBST([am__quote])
1030: AC_MSG_RESULT([$_am_result])
1031: rm -f confinc confmf
1032: ])
1033:
1034: # Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
1035:
1036: # Copyright (C) 1997-2014 Free Software Foundation, Inc.
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_MISSING_PROG(NAME, PROGRAM)
1043: # ------------------------------
1044: AC_DEFUN([AM_MISSING_PROG],
1045: [AC_REQUIRE([AM_MISSING_HAS_RUN])
1046: $1=${$1-"${am_missing_run}$2"}
1047: AC_SUBST($1)])
1048:
1049: # AM_MISSING_HAS_RUN
1050: # ------------------
1051: # Define MISSING if not defined so far and test if it is modern enough.
1052: # If it is, set am_missing_run to use it, otherwise, to nothing.
1053: AC_DEFUN([AM_MISSING_HAS_RUN],
1054: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
1055: AC_REQUIRE_AUX_FILE([missing])dnl
1056: if test x"${MISSING+set}" != xset; then
1057: case $am_aux_dir in
1058: *\ * | *\ *)
1059: MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
1060: *)
1061: MISSING="\${SHELL} $am_aux_dir/missing" ;;
1062: esac
1063: fi
1064: # Use eval to expand $SHELL
1065: if eval "$MISSING --is-lightweight"; then
1066: am_missing_run="$MISSING "
1067: else
1068: am_missing_run=
1069: AC_MSG_WARN(['missing' script is too old or missing])
1070: fi
1071: ])
1072:
1073: # Helper functions for option handling. -*- Autoconf -*-
1074:
1075: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1076: #
1077: # This file is free software; the Free Software Foundation
1078: # gives unlimited permission to copy and/or distribute it,
1079: # with or without modifications, as long as this notice is preserved.
1080:
1081: # _AM_MANGLE_OPTION(NAME)
1082: # -----------------------
1083: AC_DEFUN([_AM_MANGLE_OPTION],
1084: [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
1085:
1086: # _AM_SET_OPTION(NAME)
1087: # --------------------
1088: # Set option NAME. Presently that only means defining a flag for this option.
1089: AC_DEFUN([_AM_SET_OPTION],
1090: [m4_define(_AM_MANGLE_OPTION([$1]), [1])])
1091:
1092: # _AM_SET_OPTIONS(OPTIONS)
1093: # ------------------------
1094: # OPTIONS is a space-separated list of Automake options.
1095: AC_DEFUN([_AM_SET_OPTIONS],
1096: [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
1097:
1098: # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
1099: # -------------------------------------------
1100: # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
1101: AC_DEFUN([_AM_IF_OPTION],
1102: [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
1103:
1104: # Copyright (C) 1999-2014 Free Software Foundation, Inc.
1105: #
1106: # This file is free software; the Free Software Foundation
1107: # gives unlimited permission to copy and/or distribute it,
1108: # with or without modifications, as long as this notice is preserved.
1109:
1110: # _AM_PROG_CC_C_O
1111: # ---------------
1112: # Like AC_PROG_CC_C_O, but changed for automake. We rewrite AC_PROG_CC
1113: # to automatically call this.
1114: AC_DEFUN([_AM_PROG_CC_C_O],
1115: [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
1116: AC_REQUIRE_AUX_FILE([compile])dnl
1117: AC_LANG_PUSH([C])dnl
1118: AC_CACHE_CHECK(
1119: [whether $CC understands -c and -o together],
1120: [am_cv_prog_cc_c_o],
1121: [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
1122: # Make sure it works both with $CC and with simple cc.
1123: # Following AC_PROG_CC_C_O, we do the test twice because some
1124: # compilers refuse to overwrite an existing .o file with -o,
1125: # though they will create one.
1126: am_cv_prog_cc_c_o=yes
1127: for am_i in 1 2; do
1128: if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
1129: && test -f conftest2.$ac_objext; then
1130: : OK
1131: else
1132: am_cv_prog_cc_c_o=no
1133: break
1134: fi
1135: done
1136: rm -f core conftest*
1137: unset am_i])
1138: if test "$am_cv_prog_cc_c_o" != yes; then
1139: # Losing compiler, so override with the script.
1140: # FIXME: It is wrong to rewrite CC.
1141: # But if we don't then we get into trouble of one sort or another.
1142: # A longer-term fix would be to have automake use am__CC in this case,
1143: # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
1144: CC="$am_aux_dir/compile $CC"
1145: fi
1146: AC_LANG_POP([C])])
1147:
1148: # For backward compatibility.
1149: AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
1150:
1151: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1152: #
1153: # This file is free software; the Free Software Foundation
1154: # gives unlimited permission to copy and/or distribute it,
1155: # with or without modifications, as long as this notice is preserved.
1156:
1157: # AM_RUN_LOG(COMMAND)
1158: # -------------------
1159: # Run COMMAND, save the exit status in ac_status, and log it.
1160: # (This has been adapted from Autoconf's _AC_RUN_LOG macro.)
1161: AC_DEFUN([AM_RUN_LOG],
1162: [{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD
1163: ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
1164: ac_status=$?
1165: echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1166: (exit $ac_status); }])
1167:
1168: # Check to make sure that the build environment is sane. -*- Autoconf -*-
1169:
1170: # Copyright (C) 1996-2014 Free Software Foundation, Inc.
1171: #
1172: # This file is free software; the Free Software Foundation
1173: # gives unlimited permission to copy and/or distribute it,
1174: # with or without modifications, as long as this notice is preserved.
1175:
1176: # AM_SANITY_CHECK
1177: # ---------------
1178: AC_DEFUN([AM_SANITY_CHECK],
1179: [AC_MSG_CHECKING([whether build environment is sane])
1180: # Reject unsafe characters in $srcdir or the absolute working directory
1181: # name. Accept space and tab only in the latter.
1182: am_lf='
1183: '
1184: case `pwd` in
1185: *[[\\\"\#\$\&\'\`$am_lf]]*)
1186: AC_MSG_ERROR([unsafe absolute working directory name]);;
1187: esac
1188: case $srcdir in
1189: *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
1190: AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
1191: esac
1192:
1193: # Do 'set' in a subshell so we don't clobber the current shell's
1194: # arguments. Must try -L first in case configure is actually a
1195: # symlink; some systems play weird games with the mod time of symlinks
1196: # (eg FreeBSD returns the mod time of the symlink's containing
1197: # directory).
1198: if (
1199: am_has_slept=no
1200: for am_try in 1 2; do
1201: echo "timestamp, slept: $am_has_slept" > conftest.file
1202: set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
1203: if test "$[*]" = "X"; then
1204: # -L didn't work.
1205: set X `ls -t "$srcdir/configure" conftest.file`
1206: fi
1207: if test "$[*]" != "X $srcdir/configure conftest.file" \
1208: && test "$[*]" != "X conftest.file $srcdir/configure"; then
1209:
1210: # If neither matched, then we have a broken ls. This can happen
1211: # if, for instance, CONFIG_SHELL is bash and it inherits a
1212: # broken ls alias from the environment. This has actually
1213: # happened. Such a system could not be considered "sane".
1214: AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
1215: alias in your environment])
1216: fi
1217: if test "$[2]" = conftest.file || test $am_try -eq 2; then
1218: break
1219: fi
1220: # Just in case.
1221: sleep 1
1222: am_has_slept=yes
1223: done
1224: test "$[2]" = conftest.file
1225: )
1226: then
1227: # Ok.
1228: :
1229: else
1230: AC_MSG_ERROR([newly created file is older than distributed files!
1231: Check your system clock])
1232: fi
1233: AC_MSG_RESULT([yes])
1234: # If we didn't sleep, we still need to ensure time stamps of config.status and
1235: # generated files are strictly newer.
1236: am_sleep_pid=
1237: if grep 'slept: no' conftest.file >/dev/null 2>&1; then
1238: ( sleep 1 ) &
1239: am_sleep_pid=$!
1240: fi
1241: AC_CONFIG_COMMANDS_PRE(
1242: [AC_MSG_CHECKING([that generated files are newer than configure])
1243: if test -n "$am_sleep_pid"; then
1244: # Hide warnings about reused PIDs.
1245: wait $am_sleep_pid 2>/dev/null
1246: fi
1247: AC_MSG_RESULT([done])])
1248: rm -f conftest.file
1249: ])
1250:
1251: # Copyright (C) 2009-2014 Free Software Foundation, Inc.
1252: #
1253: # This file is free software; the Free Software Foundation
1254: # gives unlimited permission to copy and/or distribute it,
1255: # with or without modifications, as long as this notice is preserved.
1256:
1257: # AM_SILENT_RULES([DEFAULT])
1258: # --------------------------
1259: # Enable less verbose build rules; with the default set to DEFAULT
1260: # ("yes" being less verbose, "no" or empty being verbose).
1261: AC_DEFUN([AM_SILENT_RULES],
1262: [AC_ARG_ENABLE([silent-rules], [dnl
1263: AS_HELP_STRING(
1264: [--enable-silent-rules],
1265: [less verbose build output (undo: "make V=1")])
1266: AS_HELP_STRING(
1267: [--disable-silent-rules],
1268: [verbose build output (undo: "make V=0")])dnl
1269: ])
1270: case $enable_silent_rules in @%:@ (((
1271: yes) AM_DEFAULT_VERBOSITY=0;;
1272: no) AM_DEFAULT_VERBOSITY=1;;
1273: *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
1274: esac
1275: dnl
1276: dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
1277: dnl do not support nested variable expansions.
1278: dnl See automake bug#9928 and bug#10237.
1279: am_make=${MAKE-make}
1280: AC_CACHE_CHECK([whether $am_make supports nested variables],
1281: [am_cv_make_support_nested_variables],
1282: [if AS_ECHO([['TRUE=$(BAR$(V))
1283: BAR0=false
1284: BAR1=true
1285: V=1
1286: am__doit:
1287: @$(TRUE)
1288: .PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then
1289: am_cv_make_support_nested_variables=yes
1290: else
1291: am_cv_make_support_nested_variables=no
1292: fi])
1293: if test $am_cv_make_support_nested_variables = yes; then
1294: dnl Using '$V' instead of '$(V)' breaks IRIX make.
1295: AM_V='$(V)'
1296: AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
1297: else
1298: AM_V=$AM_DEFAULT_VERBOSITY
1299: AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
1300: fi
1301: AC_SUBST([AM_V])dnl
1302: AM_SUBST_NOTMAKE([AM_V])dnl
1303: AC_SUBST([AM_DEFAULT_V])dnl
1304: AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl
1305: AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
1306: AM_BACKSLASH='\'
1307: AC_SUBST([AM_BACKSLASH])dnl
1308: _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
1309: ])
1310:
1311: # Copyright (C) 2001-2014 Free Software Foundation, Inc.
1312: #
1313: # This file is free software; the Free Software Foundation
1314: # gives unlimited permission to copy and/or distribute it,
1315: # with or without modifications, as long as this notice is preserved.
1316:
1317: # AM_PROG_INSTALL_STRIP
1318: # ---------------------
1319: # One issue with vendor 'install' (even GNU) is that you can't
1320: # specify the program used to strip binaries. This is especially
1321: # annoying in cross-compiling environments, where the build's strip
1322: # is unlikely to handle the host's binaries.
1323: # Fortunately install-sh will honor a STRIPPROG variable, so we
1324: # always use install-sh in "make install-strip", and initialize
1325: # STRIPPROG with the value of the STRIP variable (set by the user).
1326: AC_DEFUN([AM_PROG_INSTALL_STRIP],
1327: [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
1328: # Installed binaries are usually stripped using 'strip' when the user
1329: # run "make install-strip". However 'strip' might not be the right
1330: # tool to use in cross-compilation environments, therefore Automake
1331: # will honor the 'STRIP' environment variable to overrule this program.
1332: dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.
1333: if test "$cross_compiling" != no; then
1334: AC_CHECK_TOOL([STRIP], [strip], :)
1335: fi
1336: INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
1337: AC_SUBST([INSTALL_STRIP_PROGRAM])])
1338:
1339: # Copyright (C) 2006-2014 Free Software Foundation, Inc.
1340: #
1341: # This file is free software; the Free Software Foundation
1342: # gives unlimited permission to copy and/or distribute it,
1343: # with or without modifications, as long as this notice is preserved.
1344:
1345: # _AM_SUBST_NOTMAKE(VARIABLE)
1346: # ---------------------------
1347: # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
1348: # This macro is traced by Automake.
1349: AC_DEFUN([_AM_SUBST_NOTMAKE])
1350:
1351: # AM_SUBST_NOTMAKE(VARIABLE)
1352: # --------------------------
1353: # Public sister of _AM_SUBST_NOTMAKE.
1354: AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
1355:
1356: # Check how to create a tarball. -*- Autoconf -*-
1357:
1358: # Copyright (C) 2004-2014 Free Software Foundation, Inc.
1359: #
1360: # This file is free software; the Free Software Foundation
1361: # gives unlimited permission to copy and/or distribute it,
1362: # with or without modifications, as long as this notice is preserved.
1363:
1364: # _AM_PROG_TAR(FORMAT)
1365: # --------------------
1366: # Check how to create a tarball in format FORMAT.
1367: # FORMAT should be one of 'v7', 'ustar', or 'pax'.
1368: #
1369: # Substitute a variable $(am__tar) that is a command
1370: # writing to stdout a FORMAT-tarball containing the directory
1371: # $tardir.
1372: # tardir=directory && $(am__tar) > result.tar
1373: #
1374: # Substitute a variable $(am__untar) that extract such
1375: # a tarball read from stdin.
1376: # $(am__untar) < result.tar
1377: #
1378: AC_DEFUN([_AM_PROG_TAR],
1379: [# Always define AMTAR for backward compatibility. Yes, it's still used
1380: # in the wild :-( We should find a proper way to deprecate it ...
1381: AC_SUBST([AMTAR], ['$${TAR-tar}'])
1382:
1383: # We'll loop over all known methods to create a tar archive until one works.
1384: _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
1385:
1386: m4_if([$1], [v7],
1387: [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
1388:
1389: [m4_case([$1],
1390: [ustar],
1391: [# The POSIX 1988 'ustar' format is defined with fixed-size fields.
1392: # There is notably a 21 bits limit for the UID and the GID. In fact,
1393: # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343
1394: # and bug#13588).
1395: am_max_uid=2097151 # 2^21 - 1
1396: am_max_gid=$am_max_uid
1397: # The $UID and $GID variables are not portable, so we need to resort
1398: # to the POSIX-mandated id(1) utility. Errors in the 'id' calls
1399: # below are definitely unexpected, so allow the users to see them
1400: # (that is, avoid stderr redirection).
1401: am_uid=`id -u || echo unknown`
1402: am_gid=`id -g || echo unknown`
1403: AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format])
1404: if test $am_uid -le $am_max_uid; then
1405: AC_MSG_RESULT([yes])
1406: else
1407: AC_MSG_RESULT([no])
1408: _am_tools=none
1409: fi
1410: AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format])
1411: if test $am_gid -le $am_max_gid; then
1412: AC_MSG_RESULT([yes])
1413: else
1414: AC_MSG_RESULT([no])
1415: _am_tools=none
1416: fi],
1417:
1418: [pax],
1419: [],
1420:
1421: [m4_fatal([Unknown tar format])])
1422:
1423: AC_MSG_CHECKING([how to create a $1 tar archive])
1424:
1425: # Go ahead even if we have the value already cached. We do so because we
1426: # need to set the values for the 'am__tar' and 'am__untar' variables.
1427: _am_tools=${am_cv_prog_tar_$1-$_am_tools}
1428:
1429: for _am_tool in $_am_tools; do
1430: case $_am_tool in
1431: gnutar)
1432: for _am_tar in tar gnutar gtar; do
1433: AM_RUN_LOG([$_am_tar --version]) && break
1434: done
1435: am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
1436: am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
1437: am__untar="$_am_tar -xf -"
1438: ;;
1439: plaintar)
1440: # Must skip GNU tar: if it does not support --format= it doesn't create
1441: # ustar tarball either.
1442: (tar --version) >/dev/null 2>&1 && continue
1443: am__tar='tar chf - "$$tardir"'
1444: am__tar_='tar chf - "$tardir"'
1445: am__untar='tar xf -'
1446: ;;
1447: pax)
1448: am__tar='pax -L -x $1 -w "$$tardir"'
1449: am__tar_='pax -L -x $1 -w "$tardir"'
1450: am__untar='pax -r'
1451: ;;
1452: cpio)
1453: am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
1454: am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
1455: am__untar='cpio -i -H $1 -d'
1456: ;;
1457: none)
1458: am__tar=false
1459: am__tar_=false
1460: am__untar=false
1461: ;;
1462: esac
1463:
1464: # If the value was cached, stop now. We just wanted to have am__tar
1465: # and am__untar set.
1466: test -n "${am_cv_prog_tar_$1}" && break
1467:
1468: # tar/untar a dummy directory, and stop if the command works.
1469: rm -rf conftest.dir
1470: mkdir conftest.dir
1471: echo GrepMe > conftest.dir/file
1472: AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
1473: rm -rf conftest.dir
1474: if test -s conftest.tar; then
1475: AM_RUN_LOG([$am__untar <conftest.tar])
1476: AM_RUN_LOG([cat conftest.dir/file])
1477: grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
1478: fi
1479: done
1480: rm -rf conftest.dir
1481:
1482: AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
1483: AC_MSG_RESULT([$am_cv_prog_tar_$1])])
1484:
1485: AC_SUBST([am__tar])
1486: AC_SUBST([am__untar])
1487: ]) # _AM_PROG_TAR
1488:
1489: m4_include([m4/libtool.m4])
1490: m4_include([m4/ltoptions.m4])
1491: m4_include([m4/ltsugar.m4])
1492: m4_include([m4/ltversion.m4])
1493: m4_include([m4/lt~obsolete.m4])
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