maint.mk

   1 # -*-Makefile-*-
   2 # This Makefile fragment is shared between the coreutils,
   3 # CPPI, Bison, and Autoconf.
   4
   5 # Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2008 Free Software
   6 # Foundation, Inc.
   7 #
   8 # This program is free software: you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation, either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 # This is reported not to work with make-3.79.1
  22 # ME := $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
  23 ME := $(srcdir)/maint.mk
  24
  25 # Do not save the original name or timestamp in the .tar.gz file.
  26 # Use --rsyncable if available.
  27 gzip_rsyncable := \
  28   $(shell gzip --help 2>/dev/null|grep rsyncable >/dev/null && echo --rsyncable)
  29 GZIP_ENV = '--no-name --best $(gzip_rsyncable)'
  30
  31 CVS = cvs
  32
  33 # cvsu is part of the cvsutils package: http://www.red-bean.com/cvsutils/
  34 CVS_LIST = build-aux/vc-list-files
  35
  36 CVS_LIST_EXCEPT = \
  37   $(CVS_LIST) | if test -f .x-$@; then grep -vEf .x-$@; else grep -v ChangeLog; fi
  38
  39 ifeq ($(origin prev_version_file), undefined)
  40   prev_version_file = .prev-version
  41 endif
  42
  43 PREV_VERSION := $(shell cat $(prev_version_file))
  44 VERSION_REGEXP = $(subst .,\.,$(VERSION))
  45
  46 tag-package = $(shell echo "$(PACKAGE)" | tr '[:lower:]' '[:upper:]')
  47 tag-this-version = $(subst .,_,$(VERSION))
  48 this-cvs-tag = $(tag-package)-$(tag-this-version)
  49 my_distdir = $(PACKAGE)-$(VERSION)
  50
  51 # Old releases are stored here.
  52 # Used for diffs and xdeltas.
  53 release_archive_dir ?= ../release
  54
  55 # Prevent programs like 'sort' from considering distinct strings to be equal.
  56 # Doing it here saves us from having to set LC_ALL elsewhere in this file.
  57 export LC_ALL = C
  58
  59
  60
  61 ## --------------- ##
  62 ## Sanity checks.  ##
  63 ## --------------- ##
  64
  65 # FIXME: add a check to prohibit definition in src/*.c of symbols defined
  66 # in system.h.  E.g. today I removed from tail.c a useless definition of
  67 # ENOSYS.  It was useless because system.h ensures it's defined.
  68
  69 # Checks that don't require cvs.
  70 # Run `changelog-check' last, as previous test may reveal problems requiring
  71 # new ChangeLog entries.
  72 local-checks-available = \
  73   po-check copyright-check writable-files m4-check author_mark_check \
  74   changelog-check patch-check strftime-check $(syntax-check-rules) \
  75   makefile_path_separator_check \
  76   makefile-check check-AUTHORS
  77 .PHONY: $(local-checks-available)
  78
  79 local-check = $(filter-out $(local-checks-to-skip), $(local-checks-available))
  80
  81 # Collect the names of rules starting with `sc_'.
  82 syntax-check-rules := $(shell sed -n 's/^\(sc_[a-zA-Z0-9_-]*\):.*/\1/p' $(ME))
  83 .PHONY: $(syntax-check-rules)
  84
  85 syntax-check: $(syntax-check-rules)
  86 #       @shopt -s nullglob;                                             \
  87 #       grep -nE '#  *include <(limits|std(def|arg|bool))\.h>'          \
  88 #           $$(find -type f -name '*.[chly]') /dev/null &&              \
  89 #         { echo '$(ME): found conditional include' 1>&2;               \
  90 #           exit 1; } || :
  91
  92 #       grep -nE '^#  *include <(string|stdlib)\.h>'                    \
  93 #           $(srcdir)/{lib,src}/*.[chly] /dev/null &&                   \
  94 #         { echo '$(ME): FIXME' 1>&2;                                   \
  95 #           exit 1; } || :
  96 # FIXME: don't allow `#include .strings\.h' anywhere
  97
  98 sc_cast_of_argument_to_free:
  99         @shopt -s nullglob;                                             \
 100         grep -nE '\<free \(\('                                          \
 101             $(srcdir)/{lib,src}/*.[chly] /dev/null &&                   \
 102           { echo '$(ME): don'\''t cast free argument' 1>&2;             \
 103             exit 1; } || :
 104
 105 sc_cast_of_x_alloc_return_value:
 106         @shopt -s nullglob;                                             \
 107         grep -nE --exclude=$(srcdir)/lib/regex.c                        \
 108             '\*\) *x(m|c|re)alloc\>'                                    \
 109             $(srcdir)/{lib,src}/*.[chly] /dev/null &&                   \
 110           { echo '$(ME): don'\''t cast x*alloc return value' 1>&2;      \
 111             exit 1; } || :
 112
 113 sc_cast_of_alloca_return_value:
 114         @shopt -s nullglob;                                             \
 115         grep -nE '\*\) *alloca\>'                                       \
 116             $(srcdir)/src/*.[chly] /dev/null &&                         \
 117           { echo '$(ME): don'\''t cast alloca return value' 1>&2;       \
 118             exit 1; } || :
 119
 120 sc_space_tab:
 121         @grep -n '[ ]   ' $$($(CVS_LIST_EXCEPT)) &&                     \
 122           { echo '$(ME): found SPACE-TAB sequence; remove the SPACE'    \
 123                 1>&2; exit 1; } || :
 124
 125 # Don't use the old ato* functions in `real' code.
 126 # They provide no error checking mechanism.
 127 # Instead, use strto* functions.
 128 sc_prohibit_atoi_atof:
 129         @grep -nE '\<ato([filq]|ll)\>' $$($(CVS_LIST_EXCEPT)) &&        \
 130           { echo '$(ME): do not use ato''f, ato''i, ato''l, ato''ll, or ato''q' \
 131                 1>&2; exit 1; } || :
 132
 133 # Using EXIT_SUCCESS as the first argument to error is misleading,
 134 # since when that parameter is 0, error does not exit.  Use `0' instead.
 135 sc_error_exit_success:
 136         @grep -nF 'error (EXIT_SUCCESS,'                                \
 137             $$(find -type f -name '*.[chly]') /dev/null &&              \
 138           { echo '$(ME): found error (EXIT_SUCCESS' 1>&2;               \
 139             exit 1; } || :
 140
 141 sc_file_system:
 142         @grep -ni 'file''system' $$($(CVS_LIST_EXCEPT)) &&              \
 143           { echo '$(ME): found use of "file''system";'                  \
 144             'rewrite to use "file system"' 1>&2;                        \
 145             exit 1; } || :
 146
 147 sc_no_if_have_config_h:
 148         @grep -n '^# *if HAVE_CONFIG_H' $$($(CVS_LIST_EXCEPT)) &&       \
 149           { echo '$(ME): found use of #if HAVE_CONFIG_H; use #ifdef'    \
 150                 1>&2; exit 1; } || :
 151
 152 # Nearly all .c files must include <config.h>.
 153 sc_require_config_h:
 154         @grep -L '^# *include <config\.h>' /dev/null                    \
 155                 $$($(CVS_LIST_EXCEPT) | grep '\.c$$')                   \
 156             | grep -v /dev/null &&                                      \
 157           { echo '$(ME): the above files do not include <config.h>'     \
 158                 1>&2; exit 1; } || :
 159
 160 # Prohibit the inclusion of assert.h without an actual use of assert.
 161 sc_prohibit_assert_without_use:
 162         @files=$$(grep -l '# *include <assert\.h>' /dev/null            \
 163                     $$($(CVS_LIST_EXCEPT) | grep '\.c$$')) &&           \
 164         grep -L '\<assert (' $$files /dev/null                          \
 165             | grep -v /dev/null &&                                      \
 166           { echo "$(ME): the above files include <assert.h> but don't use it" \
 167                 1>&2; exit 1; } || :
 168
 169 sc_obsolete_symbols:
 170         @grep -nE '\<(HAVE''_FCNTL_H|O''_NDELAY)\>'                     \
 171              $$($(CVS_LIST_EXCEPT)) &&                                  \
 172           { echo '$(ME): do not use HAVE''_FCNTL_H or O''_NDELAY'       \
 173                 1>&2; exit 1; } || :
 174
 175 # FIXME: warn about definitions of EXIT_FAILURE, EXIT_SUCCESS, STREQ
 176
 177 # Each nonempty line must start with a year number, or a TAB.
 178 sc_changelog:
 179         @grep -n '^[^12 ]' $$(find . -maxdepth 2 -name ChangeLog) &&    \
 180           { echo '$(ME): found unexpected prefix in a ChangeLog' 1>&2;  \
 181             exit 1; } || :
 182
 183 # Ensure that dd's definition of LONGEST_SYMBOL stays in sync
 184 # with the strings from the two affected variables.
 185 dd_c = $(srcdir)/src/dd.c
 186 sc_dd_max_sym_length:
 187 ifneq ($(wildcard $(dd_c)),)
 188         @len=$$( (sed -n '/conversions\[\] =$$/,/^};/p' $(dd_c);\
 189                  sed -n '/flags\[\] =$$/,/^};/p' $(dd_c) )      \
 190                 |sed -n '/"/s/^[^"]*"\([^"]*\)".*/\1/p'         \
 191               | wc --max-line-length);                          \
 192         max=$$(sed -n '/^#define LONGEST_SYMBOL /s///p' $(dd_c) \
 193               |tr -d '"' | wc --max-line-length);               \
 194         if test "$$len" = "$$max"; then :; else                 \
 195           echo 'dd.c: LONGEST_SYMBOL is not longest' 1>&2;      \
 196           exit 1;                                               \
 197         fi
 198 endif
 199
 200 # Many m4 macros names once began with `jm_'.
 201 # On 2004-04-13, they were all changed to start with gl_ instead.
 202 # Make sure that none are inadvertently reintroduced.
 203 sc_prohibit_jm_in_m4:
 204         @grep -nE 'jm_[A-Z]'                                    \
 205                 $$($(CVS_LIST) $(srcdir)/m4 |grep '\.m4$$') &&  \
 206             { echo '$(ME): do not use jm_ in m4 macro names'    \
 207               1>&2; exit 1; } || :
 208
 209 sc_root_tests:
 210         @t1=sc-root.expected; t2=sc-root.actual;                        \
 211         grep -nl '^PRIV_CHECK_ARG=require-root'                         \
 212           $$($(CVS_LIST) tests) |sed s/tests/./ |sort > $$t1;           \
 213         sed -n 's,      cd \([^ ]*\) .*MAKE..check TESTS=\(.*\),./\1/\2,p' \
 214           $(srcdir)/tests/Makefile.am |sort > $$t2;                     \
 215         diff -u $$t1 $$t2 || diff=1;                                    \
 216         rm -f $$t1 $$t2;                                                \
 217         test "$$diff"                                                   \
 218           && { echo 'tests/Makefile.am: missing check-root action'>&2;  \
 219                exit 1; } || :
 220
 221 # Files in src/ should not include directly any of
 222 # the headers already included via system.h.
 223 sc_system_h_headers:
 224         @if test -f $(srcdir)/src/system.h; then                        \
 225           pat=$$(                                                       \
 226             sed -n '/^# *include /s///p' $(srcdir)/src/system.h /dev/null \
 227             | grep -Ev 'sys/(param|file)\.h'                            \
 228             | sed 's/ .*//;;s/^["<]/^# *include [<"]/;s/\.h[">]$$/\\.h[">]/' \
 229           ) &&                                                          \
 230           grep -nE -f "$pat"                                            \
 231               $$($(CVS_LIST) src |                                      \
 232                  grep -Ev '((copy|system)\.h|parse-gram\.c)$$')         \
 233             && { echo '$(ME): the above are already included via system.h'\
 234                   1>&2;  exit 1; } || :;                                \
 235         fi
 236
 237 sc_sun_os_names:
 238         @grep -nEi \
 239             'solaris[^[:alnum:]]*2\.(7|8|9|[1-9][0-9])|sunos[^[:alnum:]][6-9]' \
 240             $$($(CVS_LIST_EXCEPT)) &&                                   \
 241           { echo '$(ME): found misuse of Sun OS version numbers' 1>&2;  \
 242             exit 1; } || :
 243
 244 sc_the_the:
 245         @grep -ni '\<the ''the\>' $$($(CVS_LIST_EXCEPT)) &&             \
 246           { echo '$(ME): found use of "the ''the";' 1>&2;               \
 247             exit 1; } || :
 248
 249 sc_tight_scope:
 250         test ! -d src || $(MAKE) -C src $@
 251
 252 sc_trailing_blank:
 253         @grep -n '[      ]$$' $$($(CVS_LIST_EXCEPT)) &&                 \
 254           { echo '$(ME): found trailing blank(s)'                       \
 255                 1>&2; exit 1; } || :
 256
 257 # Match lines like the following, but where there is only one space
 258 # between the options and the description:
 259 #   -D, --all-repeated[=delimit-method]  print all duplicate lines\n
 260 longopt_re = --[a-z][0-9A-Za-z-]*(\[=[0-9A-Za-z-]*\])?
 261 sc_two_space_separator_in_usage:
 262         @grep -nE '^   *(-[A-Za-z],)? $(longopt_re) [^ ].*\\$$'         \
 263             $$($(CVS_LIST_EXCEPT)) &&                                   \
 264           { echo "$(ME): help2man requires at least two spaces between"; \
 265             echo "$(ME): an option and its description"; \
 266                 1>&2; exit 1; } || :
 267
 268 # Look for diagnostics that aren't marked for translation.
 269 # This won't find any for which error's format string is on a separate line.
 270 sc_unmarked_diagnostics:
 271         @grep -nE                                                       \
 272             '\<error \([^"]*"[^"]*[a-z]{3}' $$($(CVS_LIST_EXCEPT))      \
 273           | grep -v '_''(' &&                                           \
 274           { echo '$(ME): found unmarked diagnostic(s)' 1>&2;            \
 275             exit 1; } || :
 276
 277 # Avoid useless parentheses like those in this example:
 278 # #if defined (SYMBOL) || defined (SYM2)
 279 sc_useless_cpp_parens:
 280         @grep -n '^# *if .*defined *(' $$($(CVS_LIST_EXCEPT)) &&        \
 281           { echo '$(ME): found useless parentheses in cpp directive'    \
 282                 1>&2; exit 1; } || :
 283
 284 # Ensure that the c99-to-c89 patch applies cleanly.
 285 patch-check:
 286         if test -f src/c99-to-c89.diff; then                            \
 287           rm -rf src-c89 $@.1 $@.2 &&                                   \
 288           cp -a src src-c89 &&                                          \
 289           (cd src-c89; patch -V never --fuzz=0) < src/c99-to-c89.diff   \
 290             > $@.1 2>&1 &&                                              \
 291           { grep -v '^patching file ' $@.1 > $@.2 || :; } &&            \
 292           test -s $@.2 &&                                               \
 293           rm -rf src-c89 $@.1 $@.2;                                     \
 294         fi
 295
 296 # Ensure that date's --help output stays in sync with the info
 297 # documentation for GNU strftime.  The only exception is %N,
 298 # which date accepts but GNU strftime does not.
 299 extract_char = sed 's/^[^%][^%]*%\(.\).*/\1/'
 300 strftime-check:
 301         if test -f $(srcdir)/src/date.c; then                           \
 302           grep '^  %.  ' $(srcdir)/src/date.c | sort                    \
 303             | $(extract_char) > $@-src;                                 \
 304           { echo N;                                                     \
 305             info libc date calendar format | grep '^    `%.'\'          \
 306               | $(extract_char); } | sort > $@-info;                    \
 307           diff -u $@-src $@-info || exit 1;                             \
 308           rm -f $@-src $@-info;                                         \
 309         fi
 310
 311 check-AUTHORS:
 312         test ! -d src || $(MAKE) -C src $@
 313
 314 # Ensure that we use only the standard $(VAR) notation,
 315 # not @...@ in Makefile.am, now that we can rely on automake
 316 # to emit a definition for each substituted variable.
 317 makefile-check:
 318         grep -nE '@[A-Z_0-9]+@' `find . -name Makefile.am` \
 319           && { echo '$(ME): use $$(...), not @...@' 1>&2; exit 1; } || :
 320
 321 news-date-check: NEWS
 322         today=`date +%Y-%m-%d`; \
 323         if head NEWS | grep '^\*.* $(VERSION_REGEXP) ('$$today')' \
 324             >/dev/null; then \
 325           :; \
 326         else \
 327           echo "version or today's date is not in NEWS" 1>&2; \
 328           exit 1; \
 329         fi
 330
 331 changelog-check:
 332         if head ChangeLog | grep 'Version $(VERSION_REGEXP)\.$$' \
 333             >/dev/null; then \
 334           :; \
 335         else \
 336           echo "$(VERSION) not in ChangeLog" 1>&2; \
 337           exit 1; \
 338         fi
 339
 340 m4-check:
 341         @shopt -s nullglob;                                             \
 342         grep 'AC_DEFUN([^[]' m4/*.m4 /dev/null                          \
 343           && { echo '$(ME): quote the first arg to AC_DEFUN' 1>&2; \
 344                exit 1; } || :
 345
 346 # Verify that all source files using _() are listed in po/POTFILES.in.
 347 # FIXME: don't hard-code file names below; use a more general mechanism.
 348 po-check:
 349         if test -f po/POTFILES.in; then                                 \
 350           grep -E -v '^(#|$$)' po/POTFILES.in                           \
 351             | grep -v '^src/false\.c$$' | sort > $@-1;                  \
 352           files=;                                                       \
 353           for file in $$($(CVS_LIST_EXCEPT)) lib/*.[ch]; do             \
 354             case $$file in                                              \
 355             djgpp/* | man/*) continue;;                                 \
 356             esac;                                                       \
 357             case $$file in                                              \
 358             *.[ch])                                                     \
 359               base=`expr " $$file" : ' \(.*\)\..'`;                     \
 360               { test -f $$base.l || test -f $$base.y; } && continue;;   \
 361             esac;                                                       \
 362             files="$$files $$file";                                     \
 363           done;                                                         \
 364           grep -E -l '\bN?_\([^)"]*("|$$)' $$files | sort -u > $@-2;    \
 365           diff -u $@-1 $@-2 || exit 1;                                  \
 366           rm -f $@-1 $@-2;                                              \
 367         fi
 368
 369 # In a definition of #define AUTHORS "... and ..." where the RHS contains
 370 # the English word `and', the string must be marked with `N_ (...)' so that
 371 # gettext recognizes it as a string requiring translation.
 372 author_mark_check:
 373         @grep -n '^# *define AUTHORS "[^"]* and ' src/*.c |grep -v ' N_ (' && \
 374           { echo '$(ME): enclose the above strings in N_ (...)' 1>&2; \
 375             exit 1; } || :
 376
 377 # Sometimes it is useful to change the PATH environment variable
 378 # in Makefiles.  When doing so, it's better not to use the Unix-centric
 379 # path separator of `:', but rather the automake-provided `@PATH_SEPARATOR@'.
 380 # It'd be better to use `find -print0 ...|xargs -0 ...', but less portable,
 381 # and there probably aren't many projects with so many Makefile.am files
 382 # that we'd have to worry about limits on command line length.
 383 msg = '$(ME): Do not use `:'\'' above; use @PATH_SEPARATOR@ instead'
 384 makefile_path_separator_check:
 385         @grep -n 'PATH=.*:' `find $(srcdir) -name Makefile.am` \
 386           && { echo $(msg) 1>&2; exit 1; } || :
 387
 388 # Check that `make alpha' will not fail at the end of the process.
 389 writable-files:
 390         if test -d $(release_archive_dir); then :; else                 \
 391           mkdir $(release_archive_dir);                                 \
 392         fi
 393         for file in $(distdir).tar.gz $(xd-delta)                       \
 394                     $(release_archive_dir)/$(distdir).tar.gz            \
 395                     $(release_archive_dir)/$(xd-delta); do              \
 396           test -e $$file || continue;                                   \
 397           test -w $$file                                                \
 398             || { echo ERROR: $$file is not writable; fail=1; };         \
 399         done;                                                           \
 400         test "$$fail" && exit 1 || :
 401
 402 v_etc_file = lib/version-etc.c
 403 # Make sure that the copyright date in $(v_etc_file) is up to date.
 404 copyright-check:
 405         @if test -f $(v_etc_file); then \
 406           grep 'enum { COPYRIGHT_YEAR = '$$(date +%Y)' };' $(v_etc_file) \
 407             >/dev/null \
 408           || { echo 'out of date copyright in $(v_etc_file); update it' 1>&2; \
 409                exit 1; }; \
 410         fi
 411
 412
 413 # Sanity checks with the CVS repository.
 414 cvs-tag-check:
 415         echo $(this-cvs-tag); \
 416         if $(CVS) -n log -h README | grep -e $(this-cvs-tag): >/dev/null; then \
 417           echo "$(this-cvs-tag) as already been used; not tagging" 1>&2; \
 418           exit 1; \
 419         else :; fi
 420
 421 cvs-diff-check:
 422         if $(CVS) diff >cvs-diffs; then                         \
 423           rm cvs-diffs;                                         \
 424         else                                                    \
 425           echo "Some files are locally modified:" 1>&2;         \
 426           cat cvs-diffs;                                        \
 427           exit 1;                                               \
 428         fi
 429
 430 cvs-check: cvs-diff-check cvs-tag-check
 431
 432 maintainer-distcheck:
 433         $(MAKE) distcheck
 434         $(MAKE) my-distcheck
 435
 436
 437 # Tag before making distribution.  Also, don't make a distribution if
 438 # checks fail.  Also, make sure the NEWS file is up-to-date.
 439 # FIXME: use dist-hook/my-dist like distcheck-hook/my-distcheck.
 440 cvs-dist: $(local-check) cvs-check maintainer-distcheck
 441         $(CVS) update po
 442         $(CVS) tag -c $(this-cvs-tag)
 443         $(MAKE) dist
 444
 445 # Use this to make sure we don't run these programs when building
 446 # from a virgin tgz file, below.
 447 null_AM_MAKEFLAGS = \
 448   ACLOCAL=false \
 449   AUTOCONF=false \
 450   AUTOMAKE=false \
 451   AUTOHEADER=false \
 452   MAKEINFO=false
 453
 454 # Detect format-string/arg-list mismatches that would normally be obscured
 455 # by the use of _().  The --disable-nls effectively defines away that macro,
 456 # and building with CFLAGS='-Wformat -Werror' causes any format warning to be
 457 # treated as a failure.  Also, check for shadowing problems with -Wshadow,
 458 # and for pointer arithmetic problems with -Wpointer-arith.
 459 # These CFLAGS are pretty strict.  If you build this target, you probably
 460 # have to have a recent version of gcc and glibc headers.
 461 TMPDIR ?= /tmp
 462 t=$(TMPDIR)/$(PACKAGE)/test
 463 my-distcheck: $(local-check) $(release_archive_dir)/$(prev-tgz)
 464         -rm -rf $(t)
 465         mkdir -p $(t)
 466         GZIP=$(GZIP_ENV) $(AMTAR) -C $(t) -zxf $(distdir).tar.gz
 467         cd $(t)/$(distdir)                              \
 468           && ./configure --disable-nls                  \
 469           && $(MAKE) CFLAGS='-Werror -Wall -Wformat -Wshadow -Wpointer-arith' \
 470               AM_MAKEFLAGS='$(null_AM_MAKEFLAGS)'       \
 471           && $(MAKE) dvi                                \
 472           && $(MAKE) check                              \
 473           && $(MAKE) distclean
 474         (cd $(t) && mv $(distdir) $(distdir).old        \
 475           && $(AMTAR) -zxf - ) < $(distdir).tar.gz
 476         diff -ur $(t)/$(distdir).old $(t)/$(distdir)
 477         -rm -rf $(t)
 478         @echo "========================"; \
 479         echo "$(distdir).tar.gz is ready for distribution"; \
 480         echo "========================"
 481
 482 prev-tgz = $(PACKAGE)-$(PREV_VERSION).tar.gz
 483 xd-delta = $(PACKAGE)-$(PREV_VERSION)-$(VERSION).xdelta
 484
 485 rel-files = $(xd-delta) $(DIST_ARCHIVES)
 486 announcement: NEWS ChangeLog $(rel-files)
 487         @$(announce_gen)                                                \
 488             --release-type=$(RELEASE_TYPE)                              \
 489             --package=$(PACKAGE)                                        \
 490             --prev=$(PREV_VERSION)                                      \
 491             --curr=$(VERSION)                                           \
 492             --release-archive-directory=$(release_archive_dir)          \
 493             --gpg-key-id=$(gpg_key_ID)                                  \
 494             --news=NEWS                                                 \
 495             $(addprefix --url-dir=, $(url_dir_list))                    \
 496
 497
 498 ## ---------------- ##
 499 ## Updating files.  ##
 500 ## ---------------- ##
 501
 502 ftp-gnu = ftp://ftp.gnu.org/gnu
 503 www-gnu = http://www.gnu.org
 504
 505 # Use mv-if-change if you prefer it.
 506 move_if_change ?= mv
 507
 508
 509 # --------------------- #
 510 # Updating everything.  #
 511 # --------------------- #
 512
 513 .PHONY: update
 514 local_updates ?= cvs-update
 515 update: $(local_updates)
 516
 517
 518 # -------------------------- #
 519 # Updating GNU build tools.  #
 520 # -------------------------- #
 521
 522 cvs_files ?= \
 523   $(srcdir)/build-aux/depcomp \
 524   $(srcdir)/build-aux/install-sh \
 525   $(srcdir)/build-aux/missing
 526 gnulib_repo=:pserver:anonymous@cvs.savannah.gnu.org:/sources/gnulib
 527 .PHONY: wget-update
 528 wget-update: $(get-targets)
 529
 530 .PHONY: cvs-update
 531 cvs-update:
 532         fail=;                                                          \
 533         for f in $(cvs_files) dummy; do                                 \
 534           test $$f = dummy && continue;                                 \
 535           test -f $$f || { echo "*** skipping $$f" 1>&2; continue; };   \
 536           cvs diff $$f > /dev/null                                      \
 537             || { echo "*** $$f is locally modified; skipping it" 1>&2;  \
 538                  fail=yes; continue; };                                 \
 539           file=$$(expr "X$$f" : 'X$(srcdir)/\(.*\)');                   \
 540           echo checking out $$file...;                                  \
 541           $(CVS) -d $(gnulib_repo) co -p gnulib/$$file >$$f.t           \
 542             && $(move_if_change) $$f.t $$f;                             \
 543         done;                                                           \
 544         test "$$fail" && exit 1
 545
 546 emit_upload_commands:
 547         @echo =====================================
 548         @echo =====================================
 549         @echo "$(srcdir)/build-aux/gnupload $(GNUPLOADFLAGS) \\"
 550         @echo "    --to $(gnu_rel_host):coreutils \\"
 551         @echo "  $(rel-files)"
 552         @echo '# send the /tmp/announcement e-mail'
 553         @echo =====================================
 554         @echo =====================================
 555
 556 $(xd-delta): $(release_archive_dir)/$(prev-tgz) $(distdir).tar.gz
 557         xdelta delta -9 $^ $@ || :
 558
 559 .PHONY: alpha beta major
 560 alpha beta major: news-date-check changelog-check $(local-check)
 561         test $@ = major                                         \
 562           && { echo $(VERSION) | grep -E '^[0-9]+(\.[0-9]+)+$$' \
 563                || { echo "invalid version string: $(VERSION)" 1>&2; exit 1;};}\
 564           || :
 565         $(MAKE) cvs-dist
 566         $(MAKE) $(xd-delta)
 567         $(MAKE) -s announcement RELEASE_TYPE=$@ > /tmp/announce-$(my_distdir)
 568         ln $(rel-files) $(release_archive_dir)
 569         chmod a-w $(rel-files)
 570         $(MAKE) -s emit_upload_commands RELEASE_TYPE=$@
 571         echo $(VERSION) > $(prev_version_file)
 572         $(CVS) ci -m. $(prev_version_file)