gnu/dist/autoconf/Makefile.in

   1 # Makefile.in generated automatically by automake 1.4-p4 from Makefile.am
   2
   3 # Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
   4 # This Makefile.in is free software; the Free Software Foundation
   5 # gives unlimited permission to copy and/or distribute it,
   6 # with or without modifications, as long as this notice is preserved.
   7
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  10 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  11 # PARTICULAR PURPOSE.
  12
  13
  14 SHELL = @SHELL@
  15
  16 srcdir = @srcdir@
  17 top_srcdir = @top_srcdir@
  18 VPATH = @srcdir@
  19 prefix = @prefix@
  20 exec_prefix = @exec_prefix@
  21
  22 bindir = @bindir@
  23 sbindir = @sbindir@
  24 libexecdir = @libexecdir@
  25 datadir = @datadir@
  26 sysconfdir = @sysconfdir@
  27 sharedstatedir = @sharedstatedir@
  28 localstatedir = @localstatedir@
  29 libdir = @libdir@
  30 infodir = @infodir@
  31 mandir = @mandir@
  32 includedir = @includedir@
  33 oldincludedir = /usr/include
  34
  35 DESTDIR =
  36
  37 pkgdatadir = $(datadir)/@PACKAGE@
  38 pkglibdir = $(libdir)/@PACKAGE@
  39 pkgincludedir = $(includedir)/@PACKAGE@
  40
  41 top_builddir = .
  42
  43 ACLOCAL = @ACLOCAL@
  44 AUTOCONF = @AUTOCONF@
  45 AUTOMAKE = @AUTOMAKE@
  46 AUTOHEADER = @AUTOHEADER@
  47
  48 INSTALL = @INSTALL@
  49 INSTALL_PROGRAM = @INSTALL_PROGRAM@ $(AM_INSTALL_PROGRAM_FLAGS)
  50 INSTALL_DATA = @INSTALL_DATA@
  51 INSTALL_SCRIPT = @INSTALL_SCRIPT@
  52 transform = @program_transform_name@
  53
  54 NORMAL_INSTALL = :
  55 PRE_INSTALL = :
  56 POST_INSTALL = :
  57 NORMAL_UNINSTALL = :
  58 PRE_UNINSTALL = :
  59 POST_UNINSTALL = :
  60 AWK = @AWK@
  61 EXPR = @EXPR@
  62 HELP2MAN = @HELP2MAN@
  63 M4 = @M4@
  64 PACKAGE = @PACKAGE@
  65 PACKAGE_NAME = @PACKAGE_NAME@
  66 PERL = @PERL@
  67 PERLSCRIPTS = @PERLSCRIPTS@
  68 VERSION = @VERSION@
  69
  70 AUTOMAKE_OPTIONS = check-news 1.4 readme-alpha
  71
  72 SUBDIRS = . config m4 man tests
  73
  74 SUFFIXES = .m4 .m4f
  75 ACLOCAL_AMFLAGS = --version >/dev/null && touch aclocal.m4
  76 WGET = wget
  77
  78 bin_SCRIPTS = autoconf autoheader autoreconf ifnames @PERLSCRIPTS@
  79 EXTRA_SCRIPTS = autoscan autoupdate
  80
  81 # FIXME:
  82 # s/distpackageDATA/dist_pkgdata_DATA/
  83 # s/nodistpackageDATA/nodist_pkgdata_DATA/
  84 # and adapt dependencies once we use a more recent Automake
  85
  86 m4sources = m4sugar.m4 m4sh.m4               $(srcdir)/acversion.m4              autoconf.m4              acgeneral.m4 acoldnames.m4 acspecific.m4 aclang.m4              acfunctions.m4 acheaders.m4 actypes.m4
  87
  88
  89 distpkgdataDATA = acfunctions acheaders acidentifiers acmakevars acprograms                   aclibraries $(m4sources)
  90
  91
  92 nodistpkgdataDATA =
  93
  94 pkgdata_DATA = $(distpkgdataDATA) $(nodistpkgdataDATA)
  95
  96 EXTRA_DIST = ChangeLog.0 ChangeLog.1 ChangeLog.2              BUGS INSTALL.txt              acversion.in              autoconf.in autoheader.in autoreconf.in autoupdate.in ifnames.in              autoscan.in              $(distpkgdataDATA)              GNUmakefile Makefile.maint
  97
  98
  99 # Files that should be removed, but which Automake does not know:
 100 # the frozen files and the scripts.
 101 CLEANFILES = autoconf.m4f              $(bin_SCRIPTS)
 102
 103
 104 # INSTALL is a special case.  Automake seems to have a single name space
 105 # for both targets and variables.  If we just use INSTALL, then the var
 106 # $(INSTALL) is not defined, and the install target fails.
 107 MAKEINFO = @MAKEINFO@ --no-headers --no-validate --no-split
 108
 109 MAINTAINERCLEANFILES = acversion.m4 INSTALL.txt
 110
 111 edit = sed      -e 's,@SHELL\@,$(SHELL),g'      -e 's,@PERL\@,$(PERL),g'        -e 's,@datadir\@,$(pkgdatadir),g'       -e 's,@bindir\@,$(bindir),g'    -e 's,@autoconf-name\@,'`echo autoconf | sed '$(transform)'`',g'        -e 's,@autoheader-name\@,'`echo autoheader | sed '$(transform)'`',g'    -e 's,@M4\@,$(M4),g'    -e 's,@AWK\@,$(AWK),g'  -e 's,@VERSION\@,$(VERSION),g'  -e 's,@PACKAGE_NAME\@,$(PACKAGE_NAME),g'
 112
 113
 114 prev_version_file = $(srcdir)/config/prev-version.txt
 115 release_archive_dir = releases
 116
 117 # Uploading betas.
 118 hosts = alpha
 119 alpha_host = alpha.gnu.org
 120 alpha_url_dir = gnu/autoconf
 121
 122 # Files to update automatically.
 123 wget_files = $(srcdir)/config/config.guess $(srcdir)/config/config.sub       $(srcdir)/config/texinfo.tex            $(srcdir)/doc/standards.texi $(srcdir)/doc/make-stds.texi
 124
 125 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 126 mkinstalldirs = $(SHELL) $(top_srcdir)/config/mkinstalldirs
 127 CONFIG_CLEAN_FILES =
 128 SCRIPTS =  $(bin_SCRIPTS)
 129
 130 DATA =  $(pkgdata_DATA)
 131
 132 DIST_COMMON =  README AUTHORS COPYING ChangeLog INSTALL Makefile.am \
 133 Makefile.in NEWS THANKS TODO aclocal.m4 configure configure.ac
 134
 135
 136 DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
 137
 138 TAR = tar
 139 GZIP_ENV = --best
 140 all: all-redirect
 141 .SUFFIXES:
 142 .SUFFIXES: .m4 .m4f
 143 $(srcdir)/Makefile.in: Makefile.am $(top_srcdir)/configure.ac $(ACLOCAL_M4)
 144         cd $(top_srcdir) && $(AUTOMAKE) --gnu --include-deps Makefile
 145
 146 Makefile: $(srcdir)/Makefile.in  $(top_builddir)/config.status
 147         cd $(top_builddir) \
 148           && CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
 149
 150
 151 config.status: $(srcdir)/configure.ac $(CONFIG_STATUS_DEPENDENCIES)
 152         $(SHELL) ./config.status --recheck
 153 $(srcdir)/configure: $(srcdir)/configure.ac $(ACLOCAL_M4) $(CONFIGURE_DEPENDENCIES)
 154         cd $(srcdir) && $(AUTOCONF)
 155
 156 install-binSCRIPTS: $(bin_SCRIPTS)
 157         @$(NORMAL_INSTALL)
 158         $(mkinstalldirs) $(DESTDIR)$(bindir)
 159         @list='$(bin_SCRIPTS)'; for p in $$list; do \
 160           if test -f $$p; then \
 161             echo " $(INSTALL_SCRIPT) $$p $(DESTDIR)$(bindir)/`echo $$p|sed '$(transform)'`"; \
 162             $(INSTALL_SCRIPT) $$p $(DESTDIR)$(bindir)/`echo $$p|sed '$(transform)'`; \
 163           else if test -f $(srcdir)/$$p; then \
 164             echo " $(INSTALL_SCRIPT) $(srcdir)/$$p $(DESTDIR)$(bindir)/`echo $$p|sed '$(transform)'`"; \
 165             $(INSTALL_SCRIPT) $(srcdir)/$$p $(DESTDIR)$(bindir)/`echo $$p|sed '$(transform)'`; \
 166           else :; fi; fi; \
 167         done
 168
 169 uninstall-binSCRIPTS:
 170         @$(NORMAL_UNINSTALL)
 171         list='$(bin_SCRIPTS)'; for p in $$list; do \
 172           rm -f $(DESTDIR)$(bindir)/`echo $$p|sed '$(transform)'`; \
 173         done
 174
 175 install-pkgdataDATA: $(pkgdata_DATA)
 176         @$(NORMAL_INSTALL)
 177         $(mkinstalldirs) $(DESTDIR)$(pkgdatadir)
 178         @list='$(pkgdata_DATA)'; for p in $$list; do \
 179           p=`basename $$p`; \
 180           if test -f $(srcdir)/$$p; then \
 181             echo " $(INSTALL_DATA) $(srcdir)/$$p $(DESTDIR)$(pkgdatadir)/$$p"; \
 182             $(INSTALL_DATA) $(srcdir)/$$p $(DESTDIR)$(pkgdatadir)/$$p; \
 183           else if test -f $$p; then \
 184             echo " $(INSTALL_DATA) $$p $(DESTDIR)$(pkgdatadir)/$$p"; \
 185             $(INSTALL_DATA) $$p $(DESTDIR)$(pkgdatadir)/$$p; \
 186           fi; fi; \
 187         done
 188
 189 uninstall-pkgdataDATA:
 190         @$(NORMAL_UNINSTALL)
 191         list='$(pkgdata_DATA)'; for p in $$list; do \
 192           rm -f $(DESTDIR)$(pkgdatadir)/$$p; \
 193         done
 194
 195 # This directory's subdirectories are mostly independent; you can cd
 196 # into them and run `make' without going through this Makefile.
 197 # To change the values of `make' variables: instead of editing Makefiles,
 198 # (1) if the variable is set in `config.status', edit `config.status'
 199 #     (which will cause the Makefiles to be regenerated when you run `make');
 200 # (2) otherwise, pass the desired values on the `make' command line.
 201
 202 @SET_MAKE@
 203
 204 all-recursive install-data-recursive install-exec-recursive \
 205 installdirs-recursive install-recursive uninstall-recursive  \
 206 check-recursive installcheck-recursive info-recursive dvi-recursive:
 207         @set fnord $(MAKEFLAGS); amf=$$2; \
 208         dot_seen=no; \
 209         target=`echo $@ | sed s/-recursive//`; \
 210         list='$(SUBDIRS)'; for subdir in $$list; do \
 211           echo "Making $$target in $$subdir"; \
 212           if test "$$subdir" = "."; then \
 213             dot_seen=yes; \
 214             local_target="$$target-am"; \
 215           else \
 216             local_target="$$target"; \
 217           fi; \
 218           (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) $$local_target) \
 219            || case "$$amf" in *=*) exit 1;; *k*) fail=yes;; *) exit 1;; esac; \
 220         done; \
 221         if test "$$dot_seen" = "no"; then \
 222           $(MAKE) $(AM_MAKEFLAGS) "$$target-am" || exit 1; \
 223         fi; test -z "$$fail"
 224
 225 mostlyclean-recursive clean-recursive distclean-recursive \
 226 maintainer-clean-recursive:
 227         @set fnord $(MAKEFLAGS); amf=$$2; \
 228         dot_seen=no; \
 229         rev=''; list='$(SUBDIRS)'; for subdir in $$list; do \
 230           rev="$$subdir $$rev"; \
 231           test "$$subdir" = "." && dot_seen=yes; \
 232         done; \
 233         test "$$dot_seen" = "no" && rev=". $$rev"; \
 234         target=`echo $@ | sed s/-recursive//`; \
 235         for subdir in $$rev; do \
 236           echo "Making $$target in $$subdir"; \
 237           if test "$$subdir" = "."; then \
 238             local_target="$$target-am"; \
 239           else \
 240             local_target="$$target"; \
 241           fi; \
 242           (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) $$local_target) \
 243            || case "$$amf" in *=*) exit 1;; *k*) fail=yes;; *) exit 1;; esac; \
 244         done && test -z "$$fail"
 245 tags-recursive:
 246         list='$(SUBDIRS)'; for subdir in $$list; do \
 247           test "$$subdir" = . || (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) tags); \
 248         done
 249
 250 tags: TAGS
 251
 252 ID: $(HEADERS) $(SOURCES) $(LISP)
 253         list='$(SOURCES) $(HEADERS)'; \
 254         unique=`for i in $$list; do echo $$i; done | \
 255           awk '    { files[$$0] = 1; } \
 256                END { for (i in files) print i; }'`; \
 257         here=`pwd` && cd $(srcdir) \
 258           && mkid -f$$here/ID $$unique $(LISP)
 259
 260 TAGS: tags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) $(LISP)
 261         tags=; \
 262         here=`pwd`; \
 263         list='$(SUBDIRS)'; for subdir in $$list; do \
 264    if test "$$subdir" = .; then :; else \
 265             test -f $$subdir/TAGS && tags="$$tags -i $$here/$$subdir/TAGS"; \
 266    fi; \
 267         done; \
 268         list='$(SOURCES) $(HEADERS)'; \
 269         unique=`for i in $$list; do echo $$i; done | \
 270           awk '    { files[$$0] = 1; } \
 271                END { for (i in files) print i; }'`; \
 272         test -z "$(ETAGS_ARGS)$$unique$(LISP)$$tags" \
 273           || (cd $(srcdir) && etags $(ETAGS_ARGS) $$tags  $$unique $(LISP) -o $$here/TAGS)
 274
 275 mostlyclean-tags:
 276
 277 clean-tags:
 278
 279 distclean-tags:
 280         -rm -f TAGS ID
 281
 282 maintainer-clean-tags:
 283
 284 distdir = $(PACKAGE)-$(VERSION)
 285 top_distdir = $(distdir)
 286
 287 # This target untars the dist file and tries a VPATH configuration.  Then
 288 # it guarantees that the distribution is self-contained by making another
 289 # tarfile.
 290 distcheck: dist
 291         -rm -rf $(distdir)
 292         GZIP=$(GZIP_ENV) $(TAR) zxf $(distdir).tar.gz
 293         mkdir $(distdir)/=build
 294         mkdir $(distdir)/=inst
 295         dc_install_base=`cd $(distdir)/=inst && pwd`; \
 296         cd $(distdir)/=build \
 297           && ../configure --srcdir=.. --prefix=$$dc_install_base \
 298           && $(MAKE) $(AM_MAKEFLAGS) \
 299           && $(MAKE) $(AM_MAKEFLAGS) dvi \
 300           && $(MAKE) $(AM_MAKEFLAGS) check \
 301           && $(MAKE) $(AM_MAKEFLAGS) install \
 302           && $(MAKE) $(AM_MAKEFLAGS) installcheck \
 303           && $(MAKE) $(AM_MAKEFLAGS) dist
 304         -rm -rf $(distdir)
 305         @banner="$(distdir).tar.gz is ready for distribution"; \
 306         dashes=`echo "$$banner" | sed s/./=/g`; \
 307         echo "$$dashes"; \
 308         echo "$$banner"; \
 309         echo "$$dashes"
 310 dist: distdir
 311         -chmod -R a+r $(distdir)
 312         GZIP=$(GZIP_ENV) $(TAR) chozf $(distdir).tar.gz $(distdir)
 313         -rm -rf $(distdir)
 314 dist-all: distdir
 315         -chmod -R a+r $(distdir)
 316         GZIP=$(GZIP_ENV) $(TAR) chozf $(distdir).tar.gz $(distdir)
 317         -rm -rf $(distdir)
 318 distdir: $(DISTFILES)
 319         @if sed 15q $(srcdir)/NEWS | fgrep -e "$(VERSION)" > /dev/null; then :; else \
 320           echo "NEWS not updated; not releasing" 1>&2; \
 321           exit 1; \
 322         fi
 323         -rm -rf $(distdir)
 324         mkdir $(distdir)
 325         -chmod 777 $(distdir)
 326         $(mkinstalldirs) $(distdir)/$(srcdir)
 327         @for file in $(DISTFILES); do \
 328           d=$(srcdir); \
 329           if test -d $$d/$$file; then \
 330             cp -pr $$d/$$file $(distdir)/$$file; \
 331           else \
 332             test -f $(distdir)/$$file \
 333             || ln $$d/$$file $(distdir)/$$file 2> /dev/null \
 334             || cp -p $$d/$$file $(distdir)/$$file || :; \
 335           fi; \
 336         done
 337         for subdir in $(SUBDIRS); do \
 338           if test "$$subdir" = .; then :; else \
 339             test -d $(distdir)/$$subdir \
 340             || mkdir $(distdir)/$$subdir \
 341             || exit 1; \
 342             chmod 777 $(distdir)/$$subdir; \
 343             (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) top_distdir=../$(distdir) distdir=../$(distdir)/$$subdir distdir) \
 344               || exit 1; \
 345           fi; \
 346         done
 347 info-am:
 348 info: info-recursive
 349 dvi-am:
 350 dvi: dvi-recursive
 351 check-am: all-am
 352 check: check-recursive
 353 installcheck-am:
 354 installcheck: installcheck-recursive
 355 install-exec-am: install-binSCRIPTS
 356 install-exec: install-exec-recursive
 357
 358 install-data-am: install-pkgdataDATA
 359         @$(NORMAL_INSTALL)
 360         $(MAKE) $(AM_MAKEFLAGS) install-data-hook
 361 install-data: install-data-recursive
 362
 363 install-am: all-am
 364         @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
 365 install: install-recursive
 366 uninstall-am: uninstall-binSCRIPTS uninstall-pkgdataDATA
 367 uninstall: uninstall-recursive
 368 all-am: Makefile $(SCRIPTS) $(DATA)
 369 all-redirect: all-recursive
 370 install-strip:
 371         $(MAKE) $(AM_MAKEFLAGS) AM_INSTALL_PROGRAM_FLAGS=-s install
 372 installdirs: installdirs-recursive
 373 installdirs-am:
 374         $(mkinstalldirs)  $(DESTDIR)$(bindir) $(DESTDIR)$(pkgdatadir)
 375
 376
 377 mostlyclean-generic:
 378
 379 clean-generic:
 380         -test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
 381
 382 distclean-generic:
 383         -rm -f Makefile $(CONFIG_CLEAN_FILES)
 384         -rm -f config.cache config.log stamp-h stamp-h[0-9]*
 385
 386 maintainer-clean-generic:
 387         -test -z "$(MAINTAINERCLEANFILES)" || rm -f $(MAINTAINERCLEANFILES)
 388 mostlyclean-am:  mostlyclean-tags mostlyclean-generic
 389
 390 mostlyclean: mostlyclean-recursive
 391
 392 clean-am:  clean-tags clean-generic mostlyclean-am
 393
 394 clean: clean-recursive
 395
 396 distclean-am:  distclean-tags distclean-generic clean-am
 397
 398 distclean: distclean-recursive
 399         -rm -f config.status
 400
 401 maintainer-clean-am:  maintainer-clean-tags maintainer-clean-generic \
 402                 distclean-am
 403         @echo "This command is intended for maintainers to use;"
 404         @echo "it deletes files that may require special tools to rebuild."
 405
 406 maintainer-clean: maintainer-clean-recursive
 407         -rm -f config.status
 408
 409 .PHONY: uninstall-binSCRIPTS install-binSCRIPTS uninstall-pkgdataDATA \
 410 install-pkgdataDATA install-data-recursive uninstall-data-recursive \
 411 install-exec-recursive uninstall-exec-recursive installdirs-recursive \
 412 uninstalldirs-recursive all-recursive check-recursive \
 413 installcheck-recursive info-recursive dvi-recursive \
 414 mostlyclean-recursive distclean-recursive clean-recursive \
 415 maintainer-clean-recursive tags tags-recursive mostlyclean-tags \
 416 distclean-tags clean-tags maintainer-clean-tags distdir info-am info \
 417 dvi-am dvi check check-am installcheck-am installcheck install-exec-am \
 418 install-exec install-data-am install-data install-am install \
 419 uninstall-am uninstall all-redirect all-am all installdirs-am \
 420 installdirs mostlyclean-generic distclean-generic clean-generic \
 421 maintainer-clean-generic clean mostlyclean distclean maintainer-clean
 422
 423
 424 # - acversion.m4 needs to be updated only once, since it depends on
 425 #   configure.ac, not on the results of a 'configure' run.
 426 # - It is guaranteed (with GNU Make) that when the version in configure.ac
 427 #   is changed, acversion.m4 is built only after the new version number is
 428 #   propagated to the Makefile.  (Libtool uses the same guarantee.)
 429
 430 $(srcdir)/acversion.m4: $(srcdir)/acversion.in $(srcdir)/configure.ac
 431         sed 's,@VERSION\@,$(VERSION),g' $(srcdir)/acversion.in >acversion.tm4
 432         mv acversion.tm4 $(srcdir)/acversion.m4
 433
 434 maintainer-check: maintainer-check-tests
 435 maintainer-check-tests:
 436         cd tests && make maintainer-check
 437
 438 install-data-hook: INSTALL.txt
 439         @$(NORMAL_INSTALL)
 440         @list='INSTALL'; for p in $$list; do \
 441           if test -f "$$p.txt"; then d= ; else d="$(srcdir)/"; fi; \
 442           f="`echo $$p | sed -e 's|^.*/||'`"; \
 443           echo " $(INSTALL_DATA) $$d$$p.txt $(DESTDIR)$(pkgdatadir)/$$f"; \
 444           $(INSTALL_DATA) $$d$$p.txt $(DESTDIR)$(pkgdatadir)/$$f; \
 445         done
 446
 447 autoconf: $(srcdir)/autoconf.in $(srcdir)/configure.ac
 448         rm -f autoconf autoconf.tmp
 449         $(edit) $(srcdir)/autoconf.in >autoconf.tmp
 450         chmod +x autoconf.tmp
 451         mv autoconf.tmp autoconf
 452
 453 autoheader: $(srcdir)/autoheader.in $(srcdir)/configure.ac
 454         rm -f autoheader autoheader.tmp
 455         $(edit) $(srcdir)/autoheader.in >autoheader.tmp
 456         chmod +x autoheader.tmp
 457         mv autoheader.tmp autoheader
 458
 459 autoreconf: $(srcdir)/autoreconf.in $(srcdir)/configure.ac
 460         rm -f autoreconf autoreconf.tmp
 461         $(edit) $(srcdir)/autoreconf.in >autoreconf.tmp
 462         chmod +x autoreconf.tmp
 463         mv autoreconf.tmp autoreconf
 464
 465 autoupdate: $(srcdir)/autoupdate.in $(srcdir)/configure.ac
 466         rm -f autoupdate autoupdate.tmp
 467         $(edit) $(srcdir)/autoupdate.in >autoupdate.tmp
 468         chmod +x autoupdate.tmp
 469         mv autoupdate.tmp autoupdate
 470
 471 ifnames: $(srcdir)/ifnames.in $(srcdir)/configure.ac
 472         rm -f ifnames ifnames.tmp
 473         $(edit) $(srcdir)/ifnames.in >ifnames.tmp
 474         chmod +x ifnames.tmp
 475         mv ifnames.tmp ifnames
 476
 477 autoscan: $(srcdir)/autoscan.in $(srcdir)/configure.ac
 478         rm -f autoscan autoscan.tmp
 479         $(edit) $(srcdir)/autoscan.in >autoscan.tmp
 480         chmod +x autoscan.tmp
 481         mv autoscan.tmp autoscan
 482
 483 # When processing the file with diversion disabled, there must be no
 484 # output but comments and empty lines.
 485 # If freezing produces output, something went wrong: a bad `divert',
 486 # or an improper paren etc.
 487 # It may happen that the output does not end with a end of line, hence
 488 # force an end of line when reporting errors.
 489 .m4.m4f:
 490         $(M4) --include $(srcdir) --fatal-warning --define divert \
 491               $(srcdir)/$*.m4 2>error.log | \
 492           sed 's/#.*//;/^$$/d' >process.log
 493         if grep . error.log >/dev/null 2>&1; then \
 494           echo "ERROR: Processing $(srcdir)/$*.m4 produced errors:" >&2; \
 495           sed "s,^,$(srcdir)/$*.m4: ," <error.log >&2; \
 496           echo >&2; \
 497           exit 1; \
 498         else \
 499           rm -f error.log; \
 500         fi
 501         if grep . process.log >/dev/null 2>&1; then \
 502           echo "ERROR: Processing $(srcdir)/$*.m4 produced output:" >&2; \
 503           sed "s,^,$(srcdir)/$*.m4: ," <process.log >&2; \
 504           echo >&2; \
 505           exit 1; \
 506         else \
 507           rm -f process.log; \
 508         fi
 509         $(M4) --include $(srcdir) --fatal-warning --freeze-state=$*.m4f \
 510               $(srcdir)/$*.m4 >freeze.log
 511         if grep . freeze.log >/dev/null 2>&1; then \
 512           echo "ERROR: Freezing $(srcdir)/$*.m4 produced output:" >&2; \
 513           sed "s,^,$(srcdir)/$*.m4: ," <freeze.log >&2; \
 514           echo >&2; \
 515           exit 1; \
 516         else \
 517           rm -f freeze.log; \
 518         fi
 519
 520 autoconf.m4f: $(m4sources)
 521
 522 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 523 # Otherwise a system limit (for SysV at least) may be exceeded.
 524 .NOEXPORT: