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1 # generated automatically by aclocal 1.16.1 -*- Autoconf -*- 1 # generated automatically by aclocal 1.16.3 -*- Autoconf -*-
2   2  
3 # Copyright (C) 1996-2018 Free Software Foundation, Inc. 3 # Copyright (C) 1996-2020 Free Software Foundation, Inc.
4   4  
5 # This file is free software; the Free Software Foundation 5 # This file is free software; the Free Software Foundation
6 # gives unlimited permission to copy and/or distribute it, 6 # gives unlimited permission to copy and/or distribute it,
7 # with or without modifications, as long as this notice is preserved. 7 # with or without modifications, as long as this notice is preserved.
8   8  
9 # This program is distributed in the hope that it will be useful, 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 10 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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26 # gives unlimited permission to copy and/or distribute it, 26 # gives unlimited permission to copy and/or distribute it,
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184 # gives unlimited permission to copy and/or distribute it, 184 # gives unlimited permission to copy and/or distribute it,
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292 msvc7 | msvc7msys | msvisualcpp | msvcmsys) 292 msvc7 | msvc7msys | msvisualcpp | msvcmsys)
293 # This compiler won't grok '-c -o', but also, the minuso test has 293 # This compiler won't grok '-c -o', but also, the minuso test has
294 # not run yet. These depmodes are late enough in the game, and 294 # not run yet. These depmodes are late enough in the game, and
295 # so weak that their functioning should not be impacted. 295 # so weak that their functioning should not be impacted.
296 am__obj=conftest.${OBJEXT-o} 296 am__obj=conftest.${OBJEXT-o}
297 am__minus_obj= 297 am__minus_obj=
298 ;; 298 ;;
299 none) break ;; 299 none) break ;;
300 esac 300 esac
301 if depmode=$depmode \ 301 if depmode=$depmode \
302 source=sub/conftest.c object=$am__obj \ 302 source=sub/conftest.c object=$am__obj \
303 depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \ 303 depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
304 $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \ 304 $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
305 >/dev/null 2>conftest.err && 305 >/dev/null 2>conftest.err &&
306 grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 && 306 grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
307 grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 && 307 grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
308 grep $am__obj sub/conftest.Po > /dev/null 2>&1 && 308 grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
309 ${MAKE-make} -s -f confmf > /dev/null 2>&1; then 309 ${MAKE-make} -s -f confmf > /dev/null 2>&1; then
310 # icc doesn't choke on unknown options, it will just issue warnings 310 # icc doesn't choke on unknown options, it will just issue warnings
311 # or remarks (even with -Werror). So we grep stderr for any message 311 # or remarks (even with -Werror). So we grep stderr for any message
312 # that says an option was ignored or not supported. 312 # that says an option was ignored or not supported.
313 # When given -MP, icc 7.0 and 7.1 complain thusly: 313 # When given -MP, icc 7.0 and 7.1 complain thusly:
314 # icc: Command line warning: ignoring option '-M'; no argument required 314 # icc: Command line warning: ignoring option '-M'; no argument required
315 # The diagnosis changed in icc 8.0: 315 # The diagnosis changed in icc 8.0:
316 # icc: Command line remark: option '-MP' not supported 316 # icc: Command line remark: option '-MP' not supported
317 if (grep 'ignoring option' conftest.err || 317 if (grep 'ignoring option' conftest.err ||
318 grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else 318 grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
319 am_cv_$1_dependencies_compiler_type=$depmode 319 am_cv_$1_dependencies_compiler_type=$depmode
320 break 320 break
321 fi 321 fi
322 fi 322 fi
323 done 323 done
324   324  
325 cd .. 325 cd ..
326 rm -rf conftest.dir 326 rm -rf conftest.dir
327 else 327 else
328 am_cv_$1_dependencies_compiler_type=none 328 am_cv_$1_dependencies_compiler_type=none
329 fi 329 fi
330 ]) 330 ])
331 AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type]) 331 AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
332 AM_CONDITIONAL([am__fastdep$1], [ 332 AM_CONDITIONAL([am__fastdep$1], [
333 test "x$enable_dependency_tracking" != xno \ 333 test "x$enable_dependency_tracking" != xno \
334 && test "$am_cv_$1_dependencies_compiler_type" = gcc3]) 334 && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
335 ]) 335 ])
336   336  
337   337  
338 # AM_SET_DEPDIR 338 # AM_SET_DEPDIR
339 # ------------- 339 # -------------
340 # Choose a directory name for dependency files. 340 # Choose a directory name for dependency files.
341 # This macro is AC_REQUIREd in _AM_DEPENDENCIES. 341 # This macro is AC_REQUIREd in _AM_DEPENDENCIES.
342 AC_DEFUN([AM_SET_DEPDIR], 342 AC_DEFUN([AM_SET_DEPDIR],
343 [AC_REQUIRE([AM_SET_LEADING_DOT])dnl 343 [AC_REQUIRE([AM_SET_LEADING_DOT])dnl
344 AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl 344 AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
345 ]) 345 ])
346   346  
347   347  
348 # AM_DEP_TRACK 348 # AM_DEP_TRACK
349 # ------------ 349 # ------------
350 AC_DEFUN([AM_DEP_TRACK], 350 AC_DEFUN([AM_DEP_TRACK],
351 [AC_ARG_ENABLE([dependency-tracking], [dnl 351 [AC_ARG_ENABLE([dependency-tracking], [dnl
352 AS_HELP_STRING( 352 AS_HELP_STRING(
353 [--enable-dependency-tracking], 353 [--enable-dependency-tracking],
354 [do not reject slow dependency extractors]) 354 [do not reject slow dependency extractors])
355 AS_HELP_STRING( 355 AS_HELP_STRING(
356 [--disable-dependency-tracking], 356 [--disable-dependency-tracking],
357 [speeds up one-time build])]) 357 [speeds up one-time build])])
358 if test "x$enable_dependency_tracking" != xno; then 358 if test "x$enable_dependency_tracking" != xno; then
359 am_depcomp="$ac_aux_dir/depcomp" 359 am_depcomp="$ac_aux_dir/depcomp"
360 AMDEPBACKSLASH='\' 360 AMDEPBACKSLASH='\'
361 am__nodep='_no' 361 am__nodep='_no'
362 fi 362 fi
363 AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno]) 363 AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
364 AC_SUBST([AMDEPBACKSLASH])dnl 364 AC_SUBST([AMDEPBACKSLASH])dnl
365 _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl 365 _AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
366 AC_SUBST([am__nodep])dnl 366 AC_SUBST([am__nodep])dnl
367 _AM_SUBST_NOTMAKE([am__nodep])dnl 367 _AM_SUBST_NOTMAKE([am__nodep])dnl
368 ]) 368 ])
369   369  
370 # Generate code to set up dependency tracking. -*- Autoconf -*- 370 # Generate code to set up dependency tracking. -*- Autoconf -*-
371   371  
372 # Copyright (C) 1999-2018 Free Software Foundation, Inc. 372 # Copyright (C) 1999-2020 Free Software Foundation, Inc.
373 # 373 #
374 # This file is free software; the Free Software Foundation 374 # This file is free software; the Free Software Foundation
375 # gives unlimited permission to copy and/or distribute it, 375 # gives unlimited permission to copy and/or distribute it,
376 # with or without modifications, as long as this notice is preserved. 376 # with or without modifications, as long as this notice is preserved.
377   377  
378 # _AM_OUTPUT_DEPENDENCY_COMMANDS 378 # _AM_OUTPUT_DEPENDENCY_COMMANDS
379 # ------------------------------ 379 # ------------------------------
380 AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS], 380 AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
381 [{ 381 [{
382 # Older Autoconf quotes --file arguments for eval, but not when files 382 # Older Autoconf quotes --file arguments for eval, but not when files
383 # are listed without --file. Let's play safe and only enable the eval 383 # are listed without --file. Let's play safe and only enable the eval
384 # if we detect the quoting. 384 # if we detect the quoting.
385 # TODO: see whether this extra hack can be removed once we start 385 # TODO: see whether this extra hack can be removed once we start
386 # requiring Autoconf 2.70 or later. 386 # requiring Autoconf 2.70 or later.
387 AS_CASE([$CONFIG_FILES], 387 AS_CASE([$CONFIG_FILES],
388 [*\'*], [eval set x "$CONFIG_FILES"], 388 [*\'*], [eval set x "$CONFIG_FILES"],
389 [*], [set x $CONFIG_FILES]) 389 [*], [set x $CONFIG_FILES])
390 shift 390 shift
391 # Used to flag and report bootstrapping failures. 391 # Used to flag and report bootstrapping failures.
392 am_rc=0 392 am_rc=0
393 for am_mf 393 for am_mf
394 do 394 do
395 # Strip MF so we end up with the name of the file. 395 # Strip MF so we end up with the name of the file.
396 am_mf=`AS_ECHO(["$am_mf"]) | sed -e 's/:.*$//'` 396 am_mf=`AS_ECHO(["$am_mf"]) | sed -e 's/:.*$//'`
397 # Check whether this is an Automake generated Makefile which includes 397 # Check whether this is an Automake generated Makefile which includes
398 # dependency-tracking related rules and includes. 398 # dependency-tracking related rules and includes.
399 # Grep'ing the whole file directly is not great: AIX grep has a line 399 # Grep'ing the whole file directly is not great: AIX grep has a line
400 # limit of 2048, but all sed's we know have understand at least 4000. 400 # limit of 2048, but all sed's we know have understand at least 4000.
401 sed -n 's,^am--depfiles:.*,X,p' "$am_mf" | grep X >/dev/null 2>&1 \ 401 sed -n 's,^am--depfiles:.*,X,p' "$am_mf" | grep X >/dev/null 2>&1 \
402 || continue 402 || continue
403 am_dirpart=`AS_DIRNAME(["$am_mf"])` 403 am_dirpart=`AS_DIRNAME(["$am_mf"])`
404 am_filepart=`AS_BASENAME(["$am_mf"])` 404 am_filepart=`AS_BASENAME(["$am_mf"])`
405 AM_RUN_LOG([cd "$am_dirpart" \ 405 AM_RUN_LOG([cd "$am_dirpart" \
406 && sed -e '/# am--include-marker/d' "$am_filepart" \ 406 && sed -e '/# am--include-marker/d' "$am_filepart" \
407 | $MAKE -f - am--depfiles]) || am_rc=$? 407 | $MAKE -f - am--depfiles]) || am_rc=$?
408 done 408 done
409 if test $am_rc -ne 0; then 409 if test $am_rc -ne 0; then
410 AC_MSG_FAILURE([Something went wrong bootstrapping makefile fragments 410 AC_MSG_FAILURE([Something went wrong bootstrapping makefile fragments
411 for automatic dependency tracking. Try re-running configure with the 411 for automatic dependency tracking. If GNU make was not used, consider
-   412 re-running the configure script with MAKE="gmake" (or whatever is
-   413 necessary). You can also try re-running configure with the
412 '--disable-dependency-tracking' option to at least be able to build 414 '--disable-dependency-tracking' option to at least be able to build
413 the package (albeit without support for automatic dependency tracking).]) 415 the package (albeit without support for automatic dependency tracking).])
414 fi 416 fi
415 AS_UNSET([am_dirpart]) 417 AS_UNSET([am_dirpart])
416 AS_UNSET([am_filepart]) 418 AS_UNSET([am_filepart])
417 AS_UNSET([am_mf]) 419 AS_UNSET([am_mf])
418 AS_UNSET([am_rc]) 420 AS_UNSET([am_rc])
419 rm -f conftest-deps.mk 421 rm -f conftest-deps.mk
420 } 422 }
421 ])# _AM_OUTPUT_DEPENDENCY_COMMANDS 423 ])# _AM_OUTPUT_DEPENDENCY_COMMANDS
422   424  
423   425  
424 # AM_OUTPUT_DEPENDENCY_COMMANDS 426 # AM_OUTPUT_DEPENDENCY_COMMANDS
425 # ----------------------------- 427 # -----------------------------
426 # This macro should only be invoked once -- use via AC_REQUIRE. 428 # This macro should only be invoked once -- use via AC_REQUIRE.
427 # 429 #
428 # This code is only required when automatic dependency tracking is enabled. 430 # This code is only required when automatic dependency tracking is enabled.
429 # This creates each '.Po' and '.Plo' makefile fragment that we'll need in 431 # This creates each '.Po' and '.Plo' makefile fragment that we'll need in
430 # order to bootstrap the dependency handling code. 432 # order to bootstrap the dependency handling code.
431 AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS], 433 AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
432 [AC_CONFIG_COMMANDS([depfiles], 434 [AC_CONFIG_COMMANDS([depfiles],
433 [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS], 435 [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
434 [AMDEP_TRUE="$AMDEP_TRUE" MAKE="${MAKE-make}"])]) 436 [AMDEP_TRUE="$AMDEP_TRUE" MAKE="${MAKE-make}"])])
435   437  
436 # Do all the work for Automake. -*- Autoconf -*- 438 # Do all the work for Automake. -*- Autoconf -*-
437   439  
438 # Copyright (C) 1996-2018 Free Software Foundation, Inc. 440 # Copyright (C) 1996-2020 Free Software Foundation, Inc.
439 # 441 #
440 # This file is free software; the Free Software Foundation 442 # This file is free software; the Free Software Foundation
441 # gives unlimited permission to copy and/or distribute it, 443 # gives unlimited permission to copy and/or distribute it,
442 # with or without modifications, as long as this notice is preserved. 444 # with or without modifications, as long as this notice is preserved.
443   445  
444 # This macro actually does too much. Some checks are only needed if 446 # This macro actually does too much. Some checks are only needed if
445 # your package does certain things. But this isn't really a big deal. 447 # your package does certain things. But this isn't really a big deal.
446   448  
447 dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O. 449 dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O.
448 m4_define([AC_PROG_CC], 450 m4_define([AC_PROG_CC],
449 m4_defn([AC_PROG_CC]) 451 m4_defn([AC_PROG_CC])
450 [_AM_PROG_CC_C_O 452 [_AM_PROG_CC_C_O
451 ]) 453 ])
452   454  
453 # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE]) 455 # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
454 # AM_INIT_AUTOMAKE([OPTIONS]) 456 # AM_INIT_AUTOMAKE([OPTIONS])
455 # ----------------------------------------------- 457 # -----------------------------------------------
456 # The call with PACKAGE and VERSION arguments is the old style 458 # The call with PACKAGE and VERSION arguments is the old style
457 # call (pre autoconf-2.50), which is being phased out. PACKAGE 459 # call (pre autoconf-2.50), which is being phased out. PACKAGE
458 # and VERSION should now be passed to AC_INIT and removed from 460 # and VERSION should now be passed to AC_INIT and removed from
459 # the call to AM_INIT_AUTOMAKE. 461 # the call to AM_INIT_AUTOMAKE.
460 # We support both call styles for the transition. After 462 # We support both call styles for the transition. After
461 # the next Automake release, Autoconf can make the AC_INIT 463 # the next Automake release, Autoconf can make the AC_INIT
462 # arguments mandatory, and then we can depend on a new Autoconf 464 # arguments mandatory, and then we can depend on a new Autoconf
463 # release and drop the old call support. 465 # release and drop the old call support.
464 AC_DEFUN([AM_INIT_AUTOMAKE], 466 AC_DEFUN([AM_INIT_AUTOMAKE],
465 [AC_PREREQ([2.65])dnl 467 [AC_PREREQ([2.65])dnl
466 dnl Autoconf wants to disallow AM_ names. We explicitly allow 468 dnl Autoconf wants to disallow AM_ names. We explicitly allow
467 dnl the ones we care about. 469 dnl the ones we care about.
468 m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl 470 m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
469 AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl 471 AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
470 AC_REQUIRE([AC_PROG_INSTALL])dnl 472 AC_REQUIRE([AC_PROG_INSTALL])dnl
471 if test "`cd $srcdir && pwd`" != "`pwd`"; then 473 if test "`cd $srcdir && pwd`" != "`pwd`"; then
472 # Use -I$(srcdir) only when $(srcdir) != ., so that make's output 474 # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
473 # is not polluted with repeated "-I." 475 # is not polluted with repeated "-I."
474 AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl 476 AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
475 # test to see if srcdir already configured 477 # test to see if srcdir already configured
476 if test -f $srcdir/config.status; then 478 if test -f $srcdir/config.status; then
477 AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) 479 AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
478 fi 480 fi
479 fi 481 fi
480   482  
481 # test whether we have cygpath 483 # test whether we have cygpath
482 if test -z "$CYGPATH_W"; then 484 if test -z "$CYGPATH_W"; then
483 if (cygpath --version) >/dev/null 2>/dev/null; then 485 if (cygpath --version) >/dev/null 2>/dev/null; then
484 CYGPATH_W='cygpath -w' 486 CYGPATH_W='cygpath -w'
485 else 487 else
486 CYGPATH_W=echo 488 CYGPATH_W=echo
487 fi 489 fi
488 fi 490 fi
489 AC_SUBST([CYGPATH_W]) 491 AC_SUBST([CYGPATH_W])
490   492  
491 # Define the identity of the package. 493 # Define the identity of the package.
492 dnl Distinguish between old-style and new-style calls. 494 dnl Distinguish between old-style and new-style calls.
493 m4_ifval([$2], 495 m4_ifval([$2],
494 [AC_DIAGNOSE([obsolete], 496 [AC_DIAGNOSE([obsolete],
495 [$0: two- and three-arguments forms are deprecated.]) 497 [$0: two- and three-arguments forms are deprecated.])
496 m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl 498 m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
497 AC_SUBST([PACKAGE], [$1])dnl 499 AC_SUBST([PACKAGE], [$1])dnl
498 AC_SUBST([VERSION], [$2])], 500 AC_SUBST([VERSION], [$2])],
499 [_AM_SET_OPTIONS([$1])dnl 501 [_AM_SET_OPTIONS([$1])dnl
500 dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT. 502 dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
501 m4_if( 503 m4_if(
502 m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]), 504 m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),
503 [ok:ok],, 505 [ok:ok],,
504 [m4_fatal([AC_INIT should be called with package and version arguments])])dnl 506 [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
505 AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl 507 AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
506 AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl 508 AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
507   509  
508 _AM_IF_OPTION([no-define],, 510 _AM_IF_OPTION([no-define],,
509 [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package]) 511 [AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])
510 AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl 512 AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl
511   513  
512 # Some tools Automake needs. 514 # Some tools Automake needs.
513 AC_REQUIRE([AM_SANITY_CHECK])dnl 515 AC_REQUIRE([AM_SANITY_CHECK])dnl
514 AC_REQUIRE([AC_ARG_PROGRAM])dnl 516 AC_REQUIRE([AC_ARG_PROGRAM])dnl
515 AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}]) 517 AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])
516 AM_MISSING_PROG([AUTOCONF], [autoconf]) 518 AM_MISSING_PROG([AUTOCONF], [autoconf])
517 AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}]) 519 AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])
518 AM_MISSING_PROG([AUTOHEADER], [autoheader]) 520 AM_MISSING_PROG([AUTOHEADER], [autoheader])
519 AM_MISSING_PROG([MAKEINFO], [makeinfo]) 521 AM_MISSING_PROG([MAKEINFO], [makeinfo])
520 AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 522 AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
521 AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl 523 AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
522 AC_REQUIRE([AC_PROG_MKDIR_P])dnl 524 AC_REQUIRE([AC_PROG_MKDIR_P])dnl
523 # For better backward compatibility. To be removed once Automake 1.9.x 525 # For better backward compatibility. To be removed once Automake 1.9.x
524 # dies out for good. For more background, see: 526 # dies out for good. For more background, see:
525 # <https://lists.gnu.org/archive/html/automake/2012-07/msg00001.html> 527 # <https://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
526 # <https://lists.gnu.org/archive/html/automake/2012-07/msg00014.html> 528 # <https://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
527 AC_SUBST([mkdir_p], ['$(MKDIR_P)']) 529 AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
528 # We need awk for the "check" target (and possibly the TAP driver). The 530 # We need awk for the "check" target (and possibly the TAP driver). The
529 # system "awk" is bad on some platforms. 531 # system "awk" is bad on some platforms.
530 AC_REQUIRE([AC_PROG_AWK])dnl 532 AC_REQUIRE([AC_PROG_AWK])dnl
531 AC_REQUIRE([AC_PROG_MAKE_SET])dnl 533 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
532 AC_REQUIRE([AM_SET_LEADING_DOT])dnl 534 AC_REQUIRE([AM_SET_LEADING_DOT])dnl
533 _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])], 535 _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
534 [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])], 536 [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
535 [_AM_PROG_TAR([v7])])]) 537 [_AM_PROG_TAR([v7])])])
536 _AM_IF_OPTION([no-dependencies],, 538 _AM_IF_OPTION([no-dependencies],,
537 [AC_PROVIDE_IFELSE([AC_PROG_CC], 539 [AC_PROVIDE_IFELSE([AC_PROG_CC],
538 [_AM_DEPENDENCIES([CC])], 540 [_AM_DEPENDENCIES([CC])],
539 [m4_define([AC_PROG_CC], 541 [m4_define([AC_PROG_CC],
540 m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl 542 m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl
541 AC_PROVIDE_IFELSE([AC_PROG_CXX], 543 AC_PROVIDE_IFELSE([AC_PROG_CXX],
542 [_AM_DEPENDENCIES([CXX])], 544 [_AM_DEPENDENCIES([CXX])],
543 [m4_define([AC_PROG_CXX], 545 [m4_define([AC_PROG_CXX],
544 m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl 546 m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl
545 AC_PROVIDE_IFELSE([AC_PROG_OBJC], 547 AC_PROVIDE_IFELSE([AC_PROG_OBJC],
546 [_AM_DEPENDENCIES([OBJC])], 548 [_AM_DEPENDENCIES([OBJC])],
547 [m4_define([AC_PROG_OBJC], 549 [m4_define([AC_PROG_OBJC],
548 m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl 550 m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl
549 AC_PROVIDE_IFELSE([AC_PROG_OBJCXX], 551 AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
550 [_AM_DEPENDENCIES([OBJCXX])], 552 [_AM_DEPENDENCIES([OBJCXX])],
551 [m4_define([AC_PROG_OBJCXX], 553 [m4_define([AC_PROG_OBJCXX],
552 m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])dnl 554 m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])dnl
553 ]) 555 ])
554 AC_REQUIRE([AM_SILENT_RULES])dnl 556 AC_REQUIRE([AM_SILENT_RULES])dnl
555 dnl The testsuite driver may need to know about EXEEXT, so add the 557 dnl The testsuite driver may need to know about EXEEXT, so add the
556 dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This 558 dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This
557 dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below. 559 dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
558 AC_CONFIG_COMMANDS_PRE(dnl 560 AC_CONFIG_COMMANDS_PRE(dnl
559 [m4_provide_if([_AM_COMPILER_EXEEXT], 561 [m4_provide_if([_AM_COMPILER_EXEEXT],
560 [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl 562 [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
561   563  
562 # POSIX will say in a future version that running "rm -f" with no argument 564 # POSIX will say in a future version that running "rm -f" with no argument
563 # is OK; and we want to be able to make that assumption in our Makefile 565 # is OK; and we want to be able to make that assumption in our Makefile
564 # recipes. So use an aggressive probe to check that the usage we want is 566 # recipes. So use an aggressive probe to check that the usage we want is
565 # actually supported "in the wild" to an acceptable degree. 567 # actually supported "in the wild" to an acceptable degree.
566 # See automake bug#10828. 568 # See automake bug#10828.
567 # To make any issue more visible, cause the running configure to be aborted 569 # To make any issue more visible, cause the running configure to be aborted
568 # by default if the 'rm' program in use doesn't match our expectations; the 570 # by default if the 'rm' program in use doesn't match our expectations; the
569 # user can still override this though. 571 # user can still override this though.
570 if rm -f && rm -fr && rm -rf; then : OK; else 572 if rm -f && rm -fr && rm -rf; then : OK; else
571 cat >&2 <<'END' 573 cat >&2 <<'END'
572 Oops! 574 Oops!
573   575  
574 Your 'rm' program seems unable to run without file operands specified 576 Your 'rm' program seems unable to run without file operands specified
575 on the command line, even when the '-f' option is present. This is contrary 577 on the command line, even when the '-f' option is present. This is contrary
576 to the behaviour of most rm programs out there, and not conforming with 578 to the behaviour of most rm programs out there, and not conforming with
577 the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542> 579 the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
578   580  
579 Please tell bug-automake@gnu.org about your system, including the value 581 Please tell bug-automake@gnu.org about your system, including the value
580 of your $PATH and any error possibly output before this message. This 582 of your $PATH and any error possibly output before this message. This
581 can help us improve future automake versions. 583 can help us improve future automake versions.
582   584  
583 END 585 END
584 if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then 586 if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
585 echo 'Configuration will proceed anyway, since you have set the' >&2 587 echo 'Configuration will proceed anyway, since you have set the' >&2
586 echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2 588 echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
587 echo >&2 589 echo >&2
588 else 590 else
589 cat >&2 <<'END' 591 cat >&2 <<'END'
590 Aborting the configuration process, to ensure you take notice of the issue. 592 Aborting the configuration process, to ensure you take notice of the issue.
591   593  
592 You can download and install GNU coreutils to get an 'rm' implementation 594 You can download and install GNU coreutils to get an 'rm' implementation
593 that behaves properly: <https://www.gnu.org/software/coreutils/>. 595 that behaves properly: <https://www.gnu.org/software/coreutils/>.
594   596  
595 If you want to complete the configuration process using your problematic 597 If you want to complete the configuration process using your problematic
596 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM 598 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
597 to "yes", and re-run configure. 599 to "yes", and re-run configure.
598   600  
599 END 601 END
600 AC_MSG_ERROR([Your 'rm' program is bad, sorry.]) 602 AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
601 fi 603 fi
602 fi 604 fi
603 dnl The trailing newline in this macro's definition is deliberate, for 605 dnl The trailing newline in this macro's definition is deliberate, for
604 dnl backward compatibility and to allow trailing 'dnl'-style comments 606 dnl backward compatibility and to allow trailing 'dnl'-style comments
605 dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841. 607 dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841.
606 ]) 608 ])
607   609  
608 dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion. Do not 610 dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion. Do not
609 dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further 611 dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
610 dnl mangled by Autoconf and run in a shell conditional statement. 612 dnl mangled by Autoconf and run in a shell conditional statement.
611 m4_define([_AC_COMPILER_EXEEXT], 613 m4_define([_AC_COMPILER_EXEEXT],
612 m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])]) 614 m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
613   615  
614 # When config.status generates a header, we must update the stamp-h file. 616 # When config.status generates a header, we must update the stamp-h file.
615 # This file resides in the same directory as the config header 617 # This file resides in the same directory as the config header
616 # that is generated. The stamp files are numbered to have different names. 618 # that is generated. The stamp files are numbered to have different names.
617   619  
618 # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the 620 # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
619 # loop where config.status creates the headers, so we can generate 621 # loop where config.status creates the headers, so we can generate
620 # our stamp files there. 622 # our stamp files there.
621 AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK], 623 AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
622 [# Compute $1's index in $config_headers. 624 [# Compute $1's index in $config_headers.
623 _am_arg=$1 625 _am_arg=$1
624 _am_stamp_count=1 626 _am_stamp_count=1
625 for _am_header in $config_headers :; do 627 for _am_header in $config_headers :; do
626 case $_am_header in 628 case $_am_header in
627 $_am_arg | $_am_arg:* ) 629 $_am_arg | $_am_arg:* )
628 break ;; 630 break ;;
629 * ) 631 * )
630 _am_stamp_count=`expr $_am_stamp_count + 1` ;; 632 _am_stamp_count=`expr $_am_stamp_count + 1` ;;
631 esac 633 esac
632 done 634 done
633 echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count]) 635 echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
634   636  
635 # Copyright (C) 2001-2018 Free Software Foundation, Inc. 637 # Copyright (C) 2001-2020 Free Software Foundation, Inc.
636 # 638 #
637 # This file is free software; the Free Software Foundation 639 # This file is free software; the Free Software Foundation
638 # gives unlimited permission to copy and/or distribute it, 640 # gives unlimited permission to copy and/or distribute it,
639 # with or without modifications, as long as this notice is preserved. 641 # with or without modifications, as long as this notice is preserved.
640   642  
641 # AM_PROG_INSTALL_SH 643 # AM_PROG_INSTALL_SH
642 # ------------------ 644 # ------------------
643 # Define $install_sh. 645 # Define $install_sh.
644 AC_DEFUN([AM_PROG_INSTALL_SH], 646 AC_DEFUN([AM_PROG_INSTALL_SH],
645 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl 647 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
646 if test x"${install_sh+set}" != xset; then 648 if test x"${install_sh+set}" != xset; then
647 case $am_aux_dir in 649 case $am_aux_dir in
648 *\ * | *\ *) 650 *\ * | *\ *)
649 install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; 651 install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
650 *) 652 *)
651 install_sh="\${SHELL} $am_aux_dir/install-sh" 653 install_sh="\${SHELL} $am_aux_dir/install-sh"
652 esac 654 esac
653 fi 655 fi
654 AC_SUBST([install_sh])]) 656 AC_SUBST([install_sh])])
655   657  
656 # Copyright (C) 2003-2018 Free Software Foundation, Inc. 658 # Copyright (C) 2003-2020 Free Software Foundation, Inc.
657 # 659 #
658 # This file is free software; the Free Software Foundation 660 # This file is free software; the Free Software Foundation
659 # gives unlimited permission to copy and/or distribute it, 661 # gives unlimited permission to copy and/or distribute it,
660 # with or without modifications, as long as this notice is preserved. 662 # with or without modifications, as long as this notice is preserved.
661   663  
662 # Check whether the underlying file-system supports filenames 664 # Check whether the underlying file-system supports filenames
663 # with a leading dot. For instance MS-DOS doesn't. 665 # with a leading dot. For instance MS-DOS doesn't.
664 AC_DEFUN([AM_SET_LEADING_DOT], 666 AC_DEFUN([AM_SET_LEADING_DOT],
665 [rm -rf .tst 2>/dev/null 667 [rm -rf .tst 2>/dev/null
666 mkdir .tst 2>/dev/null 668 mkdir .tst 2>/dev/null
667 if test -d .tst; then 669 if test -d .tst; then
668 am__leading_dot=. 670 am__leading_dot=.
669 else 671 else
670 am__leading_dot=_ 672 am__leading_dot=_
671 fi 673 fi
672 rmdir .tst 2>/dev/null 674 rmdir .tst 2>/dev/null
673 AC_SUBST([am__leading_dot])]) 675 AC_SUBST([am__leading_dot])])
674   676  
675 # Check to see how 'make' treats includes. -*- Autoconf -*- 677 # Check to see how 'make' treats includes. -*- Autoconf -*-
676   678  
677 # Copyright (C) 2001-2018 Free Software Foundation, Inc. 679 # Copyright (C) 2001-2020 Free Software Foundation, Inc.
678 # 680 #
679 # This file is free software; the Free Software Foundation 681 # This file is free software; the Free Software Foundation
680 # gives unlimited permission to copy and/or distribute it, 682 # gives unlimited permission to copy and/or distribute it,
681 # with or without modifications, as long as this notice is preserved. 683 # with or without modifications, as long as this notice is preserved.
682   684  
683 # AM_MAKE_INCLUDE() 685 # AM_MAKE_INCLUDE()
684 # ----------------- 686 # -----------------
685 # Check whether make has an 'include' directive that can support all 687 # Check whether make has an 'include' directive that can support all
686 # the idioms we need for our automatic dependency tracking code. 688 # the idioms we need for our automatic dependency tracking code.
687 AC_DEFUN([AM_MAKE_INCLUDE], 689 AC_DEFUN([AM_MAKE_INCLUDE],
688 [AC_MSG_CHECKING([whether ${MAKE-make} supports the include directive]) 690 [AC_MSG_CHECKING([whether ${MAKE-make} supports the include directive])
689 cat > confinc.mk << 'END' 691 cat > confinc.mk << 'END'
690 am__doit: 692 am__doit:
691 @echo this is the am__doit target >confinc.out 693 @echo this is the am__doit target >confinc.out
692 .PHONY: am__doit 694 .PHONY: am__doit
693 END 695 END
694 am__include="#" 696 am__include="#"
695 am__quote= 697 am__quote=
696 # BSD make does it like this. 698 # BSD make does it like this.
697 echo '.include "confinc.mk" # ignored' > confmf.BSD 699 echo '.include "confinc.mk" # ignored' > confmf.BSD
698 # Other make implementations (GNU, Solaris 10, AIX) do it like this. 700 # Other make implementations (GNU, Solaris 10, AIX) do it like this.
699 echo 'include confinc.mk # ignored' > confmf.GNU 701 echo 'include confinc.mk # ignored' > confmf.GNU
700 _am_result=no 702 _am_result=no
701 for s in GNU BSD; do 703 for s in GNU BSD; do
702 AM_RUN_LOG([${MAKE-make} -f confmf.$s && cat confinc.out]) 704 AM_RUN_LOG([${MAKE-make} -f confmf.$s && cat confinc.out])
703 AS_CASE([$?:`cat confinc.out 2>/dev/null`], 705 AS_CASE([$?:`cat confinc.out 2>/dev/null`],
704 ['0:this is the am__doit target'], 706 ['0:this is the am__doit target'],
705 [AS_CASE([$s], 707 [AS_CASE([$s],
706 [BSD], [am__include='.include' am__quote='"'], 708 [BSD], [am__include='.include' am__quote='"'],
707 [am__include='include' am__quote=''])]) 709 [am__include='include' am__quote=''])])
708 if test "$am__include" != "#"; then 710 if test "$am__include" != "#"; then
709 _am_result="yes ($s style)" 711 _am_result="yes ($s style)"
710 break 712 break
711 fi 713 fi
712 done 714 done
713 rm -f confinc.* confmf.* 715 rm -f confinc.* confmf.*
714 AC_MSG_RESULT([${_am_result}]) 716 AC_MSG_RESULT([${_am_result}])
715 AC_SUBST([am__include])]) 717 AC_SUBST([am__include])])
716 AC_SUBST([am__quote])]) 718 AC_SUBST([am__quote])])
717   719  
718 # Fake the existence of programs that GNU maintainers use. -*- Autoconf -*- 720 # Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
719   721  
720 # Copyright (C) 1997-2018 Free Software Foundation, Inc. 722 # Copyright (C) 1997-2020 Free Software Foundation, Inc.
721 # 723 #
722 # This file is free software; the Free Software Foundation 724 # This file is free software; the Free Software Foundation
723 # gives unlimited permission to copy and/or distribute it, 725 # gives unlimited permission to copy and/or distribute it,
724 # with or without modifications, as long as this notice is preserved. 726 # with or without modifications, as long as this notice is preserved.
725   727  
726 # AM_MISSING_PROG(NAME, PROGRAM) 728 # AM_MISSING_PROG(NAME, PROGRAM)
727 # ------------------------------ 729 # ------------------------------
728 AC_DEFUN([AM_MISSING_PROG], 730 AC_DEFUN([AM_MISSING_PROG],
729 [AC_REQUIRE([AM_MISSING_HAS_RUN]) 731 [AC_REQUIRE([AM_MISSING_HAS_RUN])
730 $1=${$1-"${am_missing_run}$2"} 732 $1=${$1-"${am_missing_run}$2"}
731 AC_SUBST($1)]) 733 AC_SUBST($1)])
732   734  
733 # AM_MISSING_HAS_RUN 735 # AM_MISSING_HAS_RUN
734 # ------------------ 736 # ------------------
735 # Define MISSING if not defined so far and test if it is modern enough. 737 # Define MISSING if not defined so far and test if it is modern enough.
736 # If it is, set am_missing_run to use it, otherwise, to nothing. 738 # If it is, set am_missing_run to use it, otherwise, to nothing.
737 AC_DEFUN([AM_MISSING_HAS_RUN], 739 AC_DEFUN([AM_MISSING_HAS_RUN],
738 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl 740 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
739 AC_REQUIRE_AUX_FILE([missing])dnl 741 AC_REQUIRE_AUX_FILE([missing])dnl
740 if test x"${MISSING+set}" != xset; then 742 if test x"${MISSING+set}" != xset; then
741 case $am_aux_dir in -  
742 *\ * | *\ *) -  
743 MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;; -  
744 *) -  
745 MISSING="\${SHELL} $am_aux_dir/missing" ;; 743 MISSING="\${SHELL} '$am_aux_dir/missing'"
746 esac -  
747 fi 744 fi
748 # Use eval to expand $SHELL 745 # Use eval to expand $SHELL
749 if eval "$MISSING --is-lightweight"; then 746 if eval "$MISSING --is-lightweight"; then
750 am_missing_run="$MISSING " 747 am_missing_run="$MISSING "
751 else 748 else
752 am_missing_run= 749 am_missing_run=
753 AC_MSG_WARN(['missing' script is too old or missing]) 750 AC_MSG_WARN(['missing' script is too old or missing])
754 fi 751 fi
755 ]) 752 ])
756   753  
757 # -*- Autoconf -*- 754 # -*- Autoconf -*-
758 # Obsolete and "removed" macros, that must however still report explicit 755 # Obsolete and "removed" macros, that must however still report explicit
759 # error messages when used, to smooth transition. 756 # error messages when used, to smooth transition.
760 # 757 #
761 # Copyright (C) 1996-2018 Free Software Foundation, Inc. 758 # Copyright (C) 1996-2020 Free Software Foundation, Inc.
762 # 759 #
763 # This file is free software; the Free Software Foundation 760 # This file is free software; the Free Software Foundation
764 # gives unlimited permission to copy and/or distribute it, 761 # gives unlimited permission to copy and/or distribute it,
765 # with or without modifications, as long as this notice is preserved. 762 # with or without modifications, as long as this notice is preserved.
766   763  
767 AC_DEFUN([AM_CONFIG_HEADER], 764 AC_DEFUN([AM_CONFIG_HEADER],
768 [AC_DIAGNOSE([obsolete], 765 [AC_DIAGNOSE([obsolete],
769 ['$0': this macro is obsolete. 766 ['$0': this macro is obsolete.
770 You should use the 'AC][_CONFIG_HEADERS' macro instead.])dnl 767 You should use the 'AC][_CONFIG_HEADERS' macro instead.])dnl
771 AC_CONFIG_HEADERS($@)]) 768 AC_CONFIG_HEADERS($@)])
772   769  
773 AC_DEFUN([AM_PROG_CC_STDC], 770 AC_DEFUN([AM_PROG_CC_STDC],
774 [AC_PROG_CC 771 [AC_PROG_CC
775 am_cv_prog_cc_stdc=$ac_cv_prog_cc_stdc 772 am_cv_prog_cc_stdc=$ac_cv_prog_cc_stdc
776 AC_DIAGNOSE([obsolete], 773 AC_DIAGNOSE([obsolete],
777 ['$0': this macro is obsolete. 774 ['$0': this macro is obsolete.
778 You should simply use the 'AC][_PROG_CC' macro instead. 775 You should simply use the 'AC][_PROG_CC' macro instead.
779 Also, your code should no longer depend upon 'am_cv_prog_cc_stdc', 776 Also, your code should no longer depend upon 'am_cv_prog_cc_stdc',
780 but upon 'ac_cv_prog_cc_stdc'.])]) 777 but upon 'ac_cv_prog_cc_stdc'.])])
781   778  
782 AC_DEFUN([AM_C_PROTOTYPES], 779 AC_DEFUN([AM_C_PROTOTYPES],
783 [AC_FATAL([automatic de-ANSI-fication support has been removed])]) 780 [AC_FATAL([automatic de-ANSI-fication support has been removed])])
784 AU_DEFUN([fp_C_PROTOTYPES], [AM_C_PROTOTYPES]) 781 AU_DEFUN([fp_C_PROTOTYPES], [AM_C_PROTOTYPES])
785   782  
786 # Helper functions for option handling. -*- Autoconf -*- 783 # Helper functions for option handling. -*- Autoconf -*-
787   784  
788 # Copyright (C) 2001-2018 Free Software Foundation, Inc. 785 # Copyright (C) 2001-2020 Free Software Foundation, Inc.
789 # 786 #
790 # This file is free software; the Free Software Foundation 787 # This file is free software; the Free Software Foundation
791 # gives unlimited permission to copy and/or distribute it, 788 # gives unlimited permission to copy and/or distribute it,
792 # with or without modifications, as long as this notice is preserved. 789 # with or without modifications, as long as this notice is preserved.
793   790  
794 # _AM_MANGLE_OPTION(NAME) 791 # _AM_MANGLE_OPTION(NAME)
795 # ----------------------- 792 # -----------------------
796 AC_DEFUN([_AM_MANGLE_OPTION], 793 AC_DEFUN([_AM_MANGLE_OPTION],
797 [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])]) 794 [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
798   795  
799 # _AM_SET_OPTION(NAME) 796 # _AM_SET_OPTION(NAME)
800 # -------------------- 797 # --------------------
801 # Set option NAME. Presently that only means defining a flag for this option. 798 # Set option NAME. Presently that only means defining a flag for this option.
802 AC_DEFUN([_AM_SET_OPTION], 799 AC_DEFUN([_AM_SET_OPTION],
803 [m4_define(_AM_MANGLE_OPTION([$1]), [1])]) 800 [m4_define(_AM_MANGLE_OPTION([$1]), [1])])
804   801  
805 # _AM_SET_OPTIONS(OPTIONS) 802 # _AM_SET_OPTIONS(OPTIONS)
806 # ------------------------ 803 # ------------------------
807 # OPTIONS is a space-separated list of Automake options. 804 # OPTIONS is a space-separated list of Automake options.
808 AC_DEFUN([_AM_SET_OPTIONS], 805 AC_DEFUN([_AM_SET_OPTIONS],
809 [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])]) 806 [m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
810   807  
811 # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET]) 808 # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
812 # ------------------------------------------- 809 # -------------------------------------------
813 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise. 810 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
814 AC_DEFUN([_AM_IF_OPTION], 811 AC_DEFUN([_AM_IF_OPTION],
815 [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])]) 812 [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
816   813  
817 # Copyright (C) 1999-2018 Free Software Foundation, Inc. 814 # Copyright (C) 1999-2020 Free Software Foundation, Inc.
818 # 815 #
819 # This file is free software; the Free Software Foundation 816 # This file is free software; the Free Software Foundation
820 # gives unlimited permission to copy and/or distribute it, 817 # gives unlimited permission to copy and/or distribute it,
821 # with or without modifications, as long as this notice is preserved. 818 # with or without modifications, as long as this notice is preserved.
822   819  
823 # _AM_PROG_CC_C_O 820 # _AM_PROG_CC_C_O
824 # --------------- 821 # ---------------
825 # Like AC_PROG_CC_C_O, but changed for automake. We rewrite AC_PROG_CC 822 # Like AC_PROG_CC_C_O, but changed for automake. We rewrite AC_PROG_CC
826 # to automatically call this. 823 # to automatically call this.
827 AC_DEFUN([_AM_PROG_CC_C_O], 824 AC_DEFUN([_AM_PROG_CC_C_O],
828 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl 825 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
829 AC_REQUIRE_AUX_FILE([compile])dnl 826 AC_REQUIRE_AUX_FILE([compile])dnl
830 AC_LANG_PUSH([C])dnl 827 AC_LANG_PUSH([C])dnl
831 AC_CACHE_CHECK( 828 AC_CACHE_CHECK(
832 [whether $CC understands -c and -o together], 829 [whether $CC understands -c and -o together],
833 [am_cv_prog_cc_c_o], 830 [am_cv_prog_cc_c_o],
834 [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])]) 831 [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
835 # Make sure it works both with $CC and with simple cc. 832 # Make sure it works both with $CC and with simple cc.
836 # Following AC_PROG_CC_C_O, we do the test twice because some 833 # Following AC_PROG_CC_C_O, we do the test twice because some
837 # compilers refuse to overwrite an existing .o file with -o, 834 # compilers refuse to overwrite an existing .o file with -o,
838 # though they will create one. 835 # though they will create one.
839 am_cv_prog_cc_c_o=yes 836 am_cv_prog_cc_c_o=yes
840 for am_i in 1 2; do 837 for am_i in 1 2; do
841 if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \ 838 if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
842 && test -f conftest2.$ac_objext; then 839 && test -f conftest2.$ac_objext; then
843 : OK 840 : OK
844 else 841 else
845 am_cv_prog_cc_c_o=no 842 am_cv_prog_cc_c_o=no
846 break 843 break
847 fi 844 fi
848 done 845 done
849 rm -f core conftest* 846 rm -f core conftest*
850 unset am_i]) 847 unset am_i])
851 if test "$am_cv_prog_cc_c_o" != yes; then 848 if test "$am_cv_prog_cc_c_o" != yes; then
852 # Losing compiler, so override with the script. 849 # Losing compiler, so override with the script.
853 # FIXME: It is wrong to rewrite CC. 850 # FIXME: It is wrong to rewrite CC.
854 # But if we don't then we get into trouble of one sort or another. 851 # But if we don't then we get into trouble of one sort or another.
855 # A longer-term fix would be to have automake use am__CC in this case, 852 # A longer-term fix would be to have automake use am__CC in this case,
856 # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)" 853 # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
857 CC="$am_aux_dir/compile $CC" 854 CC="$am_aux_dir/compile $CC"
858 fi 855 fi
859 AC_LANG_POP([C])]) 856 AC_LANG_POP([C])])
860   857  
861 # For backward compatibility. 858 # For backward compatibility.
862 AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])]) 859 AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
863   860  
864 # Copyright (C) 2001-2018 Free Software Foundation, Inc. 861 # Copyright (C) 2001-2020 Free Software Foundation, Inc.
865 # 862 #
866 # This file is free software; the Free Software Foundation 863 # This file is free software; the Free Software Foundation
867 # gives unlimited permission to copy and/or distribute it, 864 # gives unlimited permission to copy and/or distribute it,
868 # with or without modifications, as long as this notice is preserved. 865 # with or without modifications, as long as this notice is preserved.
869   866  
870 # AM_RUN_LOG(COMMAND) 867 # AM_RUN_LOG(COMMAND)
871 # ------------------- 868 # -------------------
872 # Run COMMAND, save the exit status in ac_status, and log it. 869 # Run COMMAND, save the exit status in ac_status, and log it.
873 # (This has been adapted from Autoconf's _AC_RUN_LOG macro.) 870 # (This has been adapted from Autoconf's _AC_RUN_LOG macro.)
874 AC_DEFUN([AM_RUN_LOG], 871 AC_DEFUN([AM_RUN_LOG],
875 [{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD 872 [{ echo "$as_me:$LINENO: $1" >&AS_MESSAGE_LOG_FD
876 ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD 873 ($1) >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
877 ac_status=$? 874 ac_status=$?
878 echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD 875 echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
879 (exit $ac_status); }]) 876 (exit $ac_status); }])
880   877  
881 # Check to make sure that the build environment is sane. -*- Autoconf -*- 878 # Check to make sure that the build environment is sane. -*- Autoconf -*-
882   879  
883 # Copyright (C) 1996-2018 Free Software Foundation, Inc. 880 # Copyright (C) 1996-2020 Free Software Foundation, Inc.
884 # 881 #
885 # This file is free software; the Free Software Foundation 882 # This file is free software; the Free Software Foundation
886 # gives unlimited permission to copy and/or distribute it, 883 # gives unlimited permission to copy and/or distribute it,
887 # with or without modifications, as long as this notice is preserved. 884 # with or without modifications, as long as this notice is preserved.
888   885  
889 # AM_SANITY_CHECK 886 # AM_SANITY_CHECK
890 # --------------- 887 # ---------------
891 AC_DEFUN([AM_SANITY_CHECK], 888 AC_DEFUN([AM_SANITY_CHECK],
892 [AC_MSG_CHECKING([whether build environment is sane]) 889 [AC_MSG_CHECKING([whether build environment is sane])
893 # Reject unsafe characters in $srcdir or the absolute working directory 890 # Reject unsafe characters in $srcdir or the absolute working directory
894 # name. Accept space and tab only in the latter. 891 # name. Accept space and tab only in the latter.
895 am_lf=' 892 am_lf='
896 ' 893 '
897 case `pwd` in 894 case `pwd` in
898 *[[\\\"\#\$\&\'\`$am_lf]]*) 895 *[[\\\"\#\$\&\'\`$am_lf]]*)
899 AC_MSG_ERROR([unsafe absolute working directory name]);; 896 AC_MSG_ERROR([unsafe absolute working directory name]);;
900 esac 897 esac
901 case $srcdir in 898 case $srcdir in
902 *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*) 899 *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
903 AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);; 900 AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
904 esac 901 esac
905   902  
906 # Do 'set' in a subshell so we don't clobber the current shell's 903 # Do 'set' in a subshell so we don't clobber the current shell's
907 # arguments. Must try -L first in case configure is actually a 904 # arguments. Must try -L first in case configure is actually a
908 # symlink; some systems play weird games with the mod time of symlinks 905 # symlink; some systems play weird games with the mod time of symlinks
909 # (eg FreeBSD returns the mod time of the symlink's containing 906 # (eg FreeBSD returns the mod time of the symlink's containing
910 # directory). 907 # directory).
911 if ( 908 if (
912 am_has_slept=no 909 am_has_slept=no
913 for am_try in 1 2; do 910 for am_try in 1 2; do
914 echo "timestamp, slept: $am_has_slept" > conftest.file 911 echo "timestamp, slept: $am_has_slept" > conftest.file
915 set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` 912 set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
916 if test "$[*]" = "X"; then 913 if test "$[*]" = "X"; then
917 # -L didn't work. 914 # -L didn't work.
918 set X `ls -t "$srcdir/configure" conftest.file` 915 set X `ls -t "$srcdir/configure" conftest.file`
919 fi 916 fi
920 if test "$[*]" != "X $srcdir/configure conftest.file" \ 917 if test "$[*]" != "X $srcdir/configure conftest.file" \
921 && test "$[*]" != "X conftest.file $srcdir/configure"; then 918 && test "$[*]" != "X conftest.file $srcdir/configure"; then
922   919  
923 # If neither matched, then we have a broken ls. This can happen 920 # If neither matched, then we have a broken ls. This can happen
924 # if, for instance, CONFIG_SHELL is bash and it inherits a 921 # if, for instance, CONFIG_SHELL is bash and it inherits a
925 # broken ls alias from the environment. This has actually 922 # broken ls alias from the environment. This has actually
926 # happened. Such a system could not be considered "sane". 923 # happened. Such a system could not be considered "sane".
927 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken 924 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
928 alias in your environment]) 925 alias in your environment])
929 fi 926 fi
930 if test "$[2]" = conftest.file || test $am_try -eq 2; then 927 if test "$[2]" = conftest.file || test $am_try -eq 2; then
931 break 928 break
932 fi 929 fi
933 # Just in case. 930 # Just in case.
934 sleep 1 931 sleep 1
935 am_has_slept=yes 932 am_has_slept=yes
936 done 933 done
937 test "$[2]" = conftest.file 934 test "$[2]" = conftest.file
938 ) 935 )
939 then 936 then
940 # Ok. 937 # Ok.
941 : 938 :
942 else 939 else
943 AC_MSG_ERROR([newly created file is older than distributed files! 940 AC_MSG_ERROR([newly created file is older than distributed files!
944 Check your system clock]) 941 Check your system clock])
945 fi 942 fi
946 AC_MSG_RESULT([yes]) 943 AC_MSG_RESULT([yes])
947 # If we didn't sleep, we still need to ensure time stamps of config.status and 944 # If we didn't sleep, we still need to ensure time stamps of config.status and
948 # generated files are strictly newer. 945 # generated files are strictly newer.
949 am_sleep_pid= 946 am_sleep_pid=
950 if grep 'slept: no' conftest.file >/dev/null 2>&1; then 947 if grep 'slept: no' conftest.file >/dev/null 2>&1; then
951 ( sleep 1 ) & 948 ( sleep 1 ) &
952 am_sleep_pid=$! 949 am_sleep_pid=$!
953 fi 950 fi
954 AC_CONFIG_COMMANDS_PRE( 951 AC_CONFIG_COMMANDS_PRE(
955 [AC_MSG_CHECKING([that generated files are newer than configure]) 952 [AC_MSG_CHECKING([that generated files are newer than configure])
956 if test -n "$am_sleep_pid"; then 953 if test -n "$am_sleep_pid"; then
957 # Hide warnings about reused PIDs. 954 # Hide warnings about reused PIDs.
958 wait $am_sleep_pid 2>/dev/null 955 wait $am_sleep_pid 2>/dev/null
959 fi 956 fi
960 AC_MSG_RESULT([done])]) 957 AC_MSG_RESULT([done])])
961 rm -f conftest.file 958 rm -f conftest.file
962 ]) 959 ])
963   960  
964 # Copyright (C) 2009-2018 Free Software Foundation, Inc. 961 # Copyright (C) 2009-2020 Free Software Foundation, Inc.
965 # 962 #
966 # This file is free software; the Free Software Foundation 963 # This file is free software; the Free Software Foundation
967 # gives unlimited permission to copy and/or distribute it, 964 # gives unlimited permission to copy and/or distribute it,
968 # with or without modifications, as long as this notice is preserved. 965 # with or without modifications, as long as this notice is preserved.
969   966  
970 # AM_SILENT_RULES([DEFAULT]) 967 # AM_SILENT_RULES([DEFAULT])
971 # -------------------------- 968 # --------------------------
972 # Enable less verbose build rules; with the default set to DEFAULT 969 # Enable less verbose build rules; with the default set to DEFAULT
973 # ("yes" being less verbose, "no" or empty being verbose). 970 # ("yes" being less verbose, "no" or empty being verbose).
974 AC_DEFUN([AM_SILENT_RULES], 971 AC_DEFUN([AM_SILENT_RULES],
975 [AC_ARG_ENABLE([silent-rules], [dnl 972 [AC_ARG_ENABLE([silent-rules], [dnl
976 AS_HELP_STRING( 973 AS_HELP_STRING(
977 [--enable-silent-rules], 974 [--enable-silent-rules],
978 [less verbose build output (undo: "make V=1")]) 975 [less verbose build output (undo: "make V=1")])
979 AS_HELP_STRING( 976 AS_HELP_STRING(
980 [--disable-silent-rules], 977 [--disable-silent-rules],
981 [verbose build output (undo: "make V=0")])dnl 978 [verbose build output (undo: "make V=0")])dnl
982 ]) 979 ])
983 case $enable_silent_rules in @%:@ ((( 980 case $enable_silent_rules in @%:@ (((
984 yes) AM_DEFAULT_VERBOSITY=0;; 981 yes) AM_DEFAULT_VERBOSITY=0;;
985 no) AM_DEFAULT_VERBOSITY=1;; 982 no) AM_DEFAULT_VERBOSITY=1;;
986 *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);; 983 *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
987 esac 984 esac
988 dnl 985 dnl
989 dnl A few 'make' implementations (e.g., NonStop OS and NextStep) 986 dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
990 dnl do not support nested variable expansions. 987 dnl do not support nested variable expansions.
991 dnl See automake bug#9928 and bug#10237. 988 dnl See automake bug#9928 and bug#10237.
992 am_make=${MAKE-make} 989 am_make=${MAKE-make}
993 AC_CACHE_CHECK([whether $am_make supports nested variables], 990 AC_CACHE_CHECK([whether $am_make supports nested variables],
994 [am_cv_make_support_nested_variables], 991 [am_cv_make_support_nested_variables],
995 [if AS_ECHO([['TRUE=$(BAR$(V)) 992 [if AS_ECHO([['TRUE=$(BAR$(V))
996 BAR0=false 993 BAR0=false
997 BAR1=true 994 BAR1=true
998 V=1 995 V=1
999 am__doit: 996 am__doit:
1000 @$(TRUE) 997 @$(TRUE)
1001 .PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then 998 .PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then
1002 am_cv_make_support_nested_variables=yes 999 am_cv_make_support_nested_variables=yes
1003 else 1000 else
1004 am_cv_make_support_nested_variables=no 1001 am_cv_make_support_nested_variables=no
1005 fi]) 1002 fi])
1006 if test $am_cv_make_support_nested_variables = yes; then 1003 if test $am_cv_make_support_nested_variables = yes; then
1007 dnl Using '$V' instead of '$(V)' breaks IRIX make. 1004 dnl Using '$V' instead of '$(V)' breaks IRIX make.
1008 AM_V='$(V)' 1005 AM_V='$(V)'
1009 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' 1006 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
1010 else 1007 else
1011 AM_V=$AM_DEFAULT_VERBOSITY 1008 AM_V=$AM_DEFAULT_VERBOSITY
1012 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY 1009 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
1013 fi 1010 fi
1014 AC_SUBST([AM_V])dnl 1011 AC_SUBST([AM_V])dnl
1015 AM_SUBST_NOTMAKE([AM_V])dnl 1012 AM_SUBST_NOTMAKE([AM_V])dnl
1016 AC_SUBST([AM_DEFAULT_V])dnl 1013 AC_SUBST([AM_DEFAULT_V])dnl
1017 AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl 1014 AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl
1018 AC_SUBST([AM_DEFAULT_VERBOSITY])dnl 1015 AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
1019 AM_BACKSLASH='\' 1016 AM_BACKSLASH='\'
1020 AC_SUBST([AM_BACKSLASH])dnl 1017 AC_SUBST([AM_BACKSLASH])dnl
1021 _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl 1018 _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
1022 ]) 1019 ])
1023   1020  
1024 # Copyright (C) 2001-2018 Free Software Foundation, Inc. 1021 # Copyright (C) 2001-2020 Free Software Foundation, Inc.
1025 # 1022 #
1026 # This file is free software; the Free Software Foundation 1023 # This file is free software; the Free Software Foundation
1027 # gives unlimited permission to copy and/or distribute it, 1024 # gives unlimited permission to copy and/or distribute it,
1028 # with or without modifications, as long as this notice is preserved. 1025 # with or without modifications, as long as this notice is preserved.
1029   1026  
1030 # AM_PROG_INSTALL_STRIP 1027 # AM_PROG_INSTALL_STRIP
1031 # --------------------- 1028 # ---------------------
1032 # One issue with vendor 'install' (even GNU) is that you can't 1029 # One issue with vendor 'install' (even GNU) is that you can't
1033 # specify the program used to strip binaries. This is especially 1030 # specify the program used to strip binaries. This is especially
1034 # annoying in cross-compiling environments, where the build's strip 1031 # annoying in cross-compiling environments, where the build's strip
1035 # is unlikely to handle the host's binaries. 1032 # is unlikely to handle the host's binaries.
1036 # Fortunately install-sh will honor a STRIPPROG variable, so we 1033 # Fortunately install-sh will honor a STRIPPROG variable, so we
1037 # always use install-sh in "make install-strip", and initialize 1034 # always use install-sh in "make install-strip", and initialize
1038 # STRIPPROG with the value of the STRIP variable (set by the user). 1035 # STRIPPROG with the value of the STRIP variable (set by the user).
1039 AC_DEFUN([AM_PROG_INSTALL_STRIP], 1036 AC_DEFUN([AM_PROG_INSTALL_STRIP],
1040 [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 1037 [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
1041 # Installed binaries are usually stripped using 'strip' when the user 1038 # Installed binaries are usually stripped using 'strip' when the user
1042 # run "make install-strip". However 'strip' might not be the right 1039 # run "make install-strip". However 'strip' might not be the right
1043 # tool to use in cross-compilation environments, therefore Automake 1040 # tool to use in cross-compilation environments, therefore Automake
1044 # will honor the 'STRIP' environment variable to overrule this program. 1041 # will honor the 'STRIP' environment variable to overrule this program.
1045 dnl Don't test for $cross_compiling = yes, because it might be 'maybe'. 1042 dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.
1046 if test "$cross_compiling" != no; then 1043 if test "$cross_compiling" != no; then
1047 AC_CHECK_TOOL([STRIP], [strip], :) 1044 AC_CHECK_TOOL([STRIP], [strip], :)
1048 fi 1045 fi
1049 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 1046 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
1050 AC_SUBST([INSTALL_STRIP_PROGRAM])]) 1047 AC_SUBST([INSTALL_STRIP_PROGRAM])])
1051   1048  
1052 # Copyright (C) 2006-2018 Free Software Foundation, Inc. 1049 # Copyright (C) 2006-2020 Free Software Foundation, Inc.
1053 # 1050 #
1054 # This file is free software; the Free Software Foundation 1051 # This file is free software; the Free Software Foundation
1055 # gives unlimited permission to copy and/or distribute it, 1052 # gives unlimited permission to copy and/or distribute it,
1056 # with or without modifications, as long as this notice is preserved. 1053 # with or without modifications, as long as this notice is preserved.
1057   1054  
1058 # _AM_SUBST_NOTMAKE(VARIABLE) 1055 # _AM_SUBST_NOTMAKE(VARIABLE)
1059 # --------------------------- 1056 # ---------------------------
1060 # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. 1057 # Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
1061 # This macro is traced by Automake. 1058 # This macro is traced by Automake.
1062 AC_DEFUN([_AM_SUBST_NOTMAKE]) 1059 AC_DEFUN([_AM_SUBST_NOTMAKE])
1063   1060  
1064 # AM_SUBST_NOTMAKE(VARIABLE) 1061 # AM_SUBST_NOTMAKE(VARIABLE)
1065 # -------------------------- 1062 # --------------------------
1066 # Public sister of _AM_SUBST_NOTMAKE. 1063 # Public sister of _AM_SUBST_NOTMAKE.
1067 AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) 1064 AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
1068   1065  
1069 # Check how to create a tarball. -*- Autoconf -*- 1066 # Check how to create a tarball. -*- Autoconf -*-
1070   1067  
1071 # Copyright (C) 2004-2018 Free Software Foundation, Inc. 1068 # Copyright (C) 2004-2020 Free Software Foundation, Inc.
1072 # 1069 #
1073 # This file is free software; the Free Software Foundation 1070 # This file is free software; the Free Software Foundation
1074 # gives unlimited permission to copy and/or distribute it, 1071 # gives unlimited permission to copy and/or distribute it,
1075 # with or without modifications, as long as this notice is preserved. 1072 # with or without modifications, as long as this notice is preserved.
1076   1073  
1077 # _AM_PROG_TAR(FORMAT) 1074 # _AM_PROG_TAR(FORMAT)
1078 # -------------------- 1075 # --------------------
1079 # Check how to create a tarball in format FORMAT. 1076 # Check how to create a tarball in format FORMAT.
1080 # FORMAT should be one of 'v7', 'ustar', or 'pax'. 1077 # FORMAT should be one of 'v7', 'ustar', or 'pax'.
1081 # 1078 #
1082 # Substitute a variable $(am__tar) that is a command 1079 # Substitute a variable $(am__tar) that is a command
1083 # writing to stdout a FORMAT-tarball containing the directory 1080 # writing to stdout a FORMAT-tarball containing the directory
1084 # $tardir. 1081 # $tardir.
1085 # tardir=directory && $(am__tar) > result.tar 1082 # tardir=directory && $(am__tar) > result.tar
1086 # 1083 #
1087 # Substitute a variable $(am__untar) that extract such 1084 # Substitute a variable $(am__untar) that extract such
1088 # a tarball read from stdin. 1085 # a tarball read from stdin.
1089 # $(am__untar) < result.tar 1086 # $(am__untar) < result.tar
1090 # 1087 #
1091 AC_DEFUN([_AM_PROG_TAR], 1088 AC_DEFUN([_AM_PROG_TAR],
1092 [# Always define AMTAR for backward compatibility. Yes, it's still used 1089 [# Always define AMTAR for backward compatibility. Yes, it's still used
1093 # in the wild :-( We should find a proper way to deprecate it ... 1090 # in the wild :-( We should find a proper way to deprecate it ...
1094 AC_SUBST([AMTAR], ['$${TAR-tar}']) 1091 AC_SUBST([AMTAR], ['$${TAR-tar}'])
1095   1092  
1096 # We'll loop over all known methods to create a tar archive until one works. 1093 # We'll loop over all known methods to create a tar archive until one works.
1097 _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 1094 _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
1098   1095  
1099 m4_if([$1], [v7], 1096 m4_if([$1], [v7],
1100 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 1097 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
1101   1098  
1102 [m4_case([$1], 1099 [m4_case([$1],
1103 [ustar], 1100 [ustar],
1104 [# The POSIX 1988 'ustar' format is defined with fixed-size fields. 1101 [# The POSIX 1988 'ustar' format is defined with fixed-size fields.
1105 # There is notably a 21 bits limit for the UID and the GID. In fact, 1102 # There is notably a 21 bits limit for the UID and the GID. In fact,
1106 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 1103 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343
1107 # and bug#13588). 1104 # and bug#13588).
1108 am_max_uid=2097151 # 2^21 - 1 1105 am_max_uid=2097151 # 2^21 - 1
1109 am_max_gid=$am_max_uid 1106 am_max_gid=$am_max_uid
1110 # The $UID and $GID variables are not portable, so we need to resort 1107 # The $UID and $GID variables are not portable, so we need to resort
1111 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls 1108 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls
1112 # below are definitely unexpected, so allow the users to see them 1109 # below are definitely unexpected, so allow the users to see them
1113 # (that is, avoid stderr redirection). 1110 # (that is, avoid stderr redirection).
1114 am_uid=`id -u || echo unknown` 1111 am_uid=`id -u || echo unknown`
1115 am_gid=`id -g || echo unknown` 1112 am_gid=`id -g || echo unknown`
1116 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 1113 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format])
1117 if test $am_uid -le $am_max_uid; then 1114 if test $am_uid -le $am_max_uid; then
1118 AC_MSG_RESULT([yes]) 1115 AC_MSG_RESULT([yes])
1119 else 1116 else
1120 AC_MSG_RESULT([no]) 1117 AC_MSG_RESULT([no])
1121 _am_tools=none 1118 _am_tools=none
1122 fi 1119 fi
1123 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 1120 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format])
1124 if test $am_gid -le $am_max_gid; then 1121 if test $am_gid -le $am_max_gid; then
1125 AC_MSG_RESULT([yes]) 1122 AC_MSG_RESULT([yes])
1126 else 1123 else
1127 AC_MSG_RESULT([no]) 1124 AC_MSG_RESULT([no])
1128 _am_tools=none 1125 _am_tools=none
1129 fi], 1126 fi],
1130   1127  
1131 [pax], 1128 [pax],
1132 [], 1129 [],
1133   1130  
1134 [m4_fatal([Unknown tar format])]) 1131 [m4_fatal([Unknown tar format])])
1135   1132  
1136 AC_MSG_CHECKING([how to create a $1 tar archive]) 1133 AC_MSG_CHECKING([how to create a $1 tar archive])
1137   1134  
1138 # Go ahead even if we have the value already cached. We do so because we 1135 # Go ahead even if we have the value already cached. We do so because we
1139 # need to set the values for the 'am__tar' and 'am__untar' variables. 1136 # need to set the values for the 'am__tar' and 'am__untar' variables.
1140 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 1137 _am_tools=${am_cv_prog_tar_$1-$_am_tools}
1141   1138  
1142 for _am_tool in $_am_tools; do 1139 for _am_tool in $_am_tools; do
1143 case $_am_tool in 1140 case $_am_tool in
1144 gnutar) 1141 gnutar)
1145 for _am_tar in tar gnutar gtar; do 1142 for _am_tar in tar gnutar gtar; do
1146 AM_RUN_LOG([$_am_tar --version]) && break 1143 AM_RUN_LOG([$_am_tar --version]) && break
1147 done 1144 done
1148 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 1145 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
1149 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 1146 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
1150 am__untar="$_am_tar -xf -" 1147 am__untar="$_am_tar -xf -"
1151 ;; 1148 ;;
1152 plaintar) 1149 plaintar)
1153 # Must skip GNU tar: if it does not support --format= it doesn't create 1150 # Must skip GNU tar: if it does not support --format= it doesn't create
1154 # ustar tarball either. 1151 # ustar tarball either.
1155 (tar --version) >/dev/null 2>&1 && continue 1152 (tar --version) >/dev/null 2>&1 && continue
1156 am__tar='tar chf - "$$tardir"' 1153 am__tar='tar chf - "$$tardir"'
1157 am__tar_='tar chf - "$tardir"' 1154 am__tar_='tar chf - "$tardir"'
1158 am__untar='tar xf -' 1155 am__untar='tar xf -'
1159 ;; 1156 ;;
1160 pax) 1157 pax)
1161 am__tar='pax -L -x $1 -w "$$tardir"' 1158 am__tar='pax -L -x $1 -w "$$tardir"'
1162 am__tar_='pax -L -x $1 -w "$tardir"' 1159 am__tar_='pax -L -x $1 -w "$tardir"'
1163 am__untar='pax -r' 1160 am__untar='pax -r'
1164 ;; 1161 ;;
1165 cpio) 1162 cpio)
1166 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 1163 am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
1167 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 1164 am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
1168 am__untar='cpio -i -H $1 -d' 1165 am__untar='cpio -i -H $1 -d'
1169 ;; 1166 ;;
1170 none) 1167 none)
1171 am__tar=false 1168 am__tar=false
1172 am__tar_=false 1169 am__tar_=false
1173 am__untar=false 1170 am__untar=false
1174 ;; 1171 ;;
1175 esac 1172 esac
1176   1173  
1177 # If the value was cached, stop now. We just wanted to have am__tar 1174 # If the value was cached, stop now. We just wanted to have am__tar
1178 # and am__untar set. 1175 # and am__untar set.
1179 test -n "${am_cv_prog_tar_$1}" && break 1176 test -n "${am_cv_prog_tar_$1}" && break
1180   1177  
1181 # tar/untar a dummy directory, and stop if the command works. 1178 # tar/untar a dummy directory, and stop if the command works.
1182 rm -rf conftest.dir 1179 rm -rf conftest.dir
1183 mkdir conftest.dir 1180 mkdir conftest.dir
1184 echo GrepMe > conftest.dir/file 1181 echo GrepMe > conftest.dir/file
1185 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 1182 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
1186 rm -rf conftest.dir 1183 rm -rf conftest.dir
1187 if test -s conftest.tar; then 1184 if test -s conftest.tar; then
1188 AM_RUN_LOG([$am__untar <conftest.tar]) 1185 AM_RUN_LOG([$am__untar <conftest.tar])
1189 AM_RUN_LOG([cat conftest.dir/file]) 1186 AM_RUN_LOG([cat conftest.dir/file])
1190 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 1187 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
1191 fi 1188 fi
1192 done 1189 done
1193 rm -rf conftest.dir 1190 rm -rf conftest.dir
1194   1191  
1195 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 1192 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
1196 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 1193 AC_MSG_RESULT([$am_cv_prog_tar_$1])])
1197   1194  
1198 AC_SUBST([am__tar]) 1195 AC_SUBST([am__tar])
1199 AC_SUBST([am__untar]) 1196 AC_SUBST([am__untar])
1200 ]) # _AM_PROG_TAR 1197 ]) # _AM_PROG_TAR
1201   1198  
1202   1199