maintainer-scripts/gcc_release

   1 #! /bin/sh
   2
   3 ########################################################################
   4 #
   5 # File:   gcc_release
   6 # Author: Jeffrey Law, Bernd Schmidt, Mark Mitchell
   7 # Date:   2001-05-25
   8 #
   9 # Contents:
  10 #   Script to create a GCC release.
  11 #
  12 # Copyright (c) 2001, 2002 Free Software Foundation.
  13 #
  14 # This file is part of GCC.
  15 #
  16 # GCC is free software; you can redistribute it and/or modify
  17 # it under the terms of the GNU General Public License as published by
  18 # the Free Software Foundation; either version 2, or (at your option)
  19 # any later version.
  20 #
  21 # GCC is distributed in the hope that it will be useful,
  22 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 # GNU General Public License for more details.
  25 #
  26 # You should have received a copy of the GNU General Public License
  27 # along with GCC; see the file COPYING.  If not, write to
  28 # the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  29 # Boston, MA 02110-1301, USA.
  30 #
  31 ########################################################################
  32
  33 ########################################################################
  34 # Notes
  35 ########################################################################
  36
  37 # Here is an example usage of this script, to create a GCC 3.0.2
  38 # prerelease:
  39 #
  40 #   gcc_release -r 3.0.2
  41 #
  42 # This script will automatically use the head of the release branch
  43 # to generate the release.
  44
  45 ########################################################################
  46 # Functions
  47 ########################################################################
  48
  49 # Issue the error message given by $1 and exit with a non-zero
  50 # exit code.
  51
  52 error() {
  53     echo "gcc_release: error: $1"
  54     exit 1
  55 }
  56
  57 # Issue the informational message given by $1.
  58
  59 inform() {
  60     echo "gcc_release: $1"
  61 }
  62
  63 # Issue a usage message explaining how to use this script.
  64
  65 usage() {
  66 cat <<EOF
  67 gcc_release -r release [-f] [further options]
  68 gcc_release -s name:svnbranch [further options]
  69
  70 Options:
  71
  72   -r release           Version of the form X.Y or X.Y.Z.
  73   -s name:svnbranch    Create a snapshot, not a real release.
  74
  75   -d destination       Local working directory where we will build the release
  76                        (default=${HOME}).
  77   -f                   Create a final release (and update ChangeLogs,...).
  78   -l                   Indicate that we are running on gcc.gnu.org.
  79   -p previous-tarball  Location of a previous tarball (to generate diff files).
  80   -t tag               Tag to mark the release in SVN.
  81   -u username          Username for upload operations.
  82 EOF
  83     exit 1
  84 }
  85
  86 # Change to the directory given by $1.
  87
  88 changedir() {
  89   cd $1 || \
  90     error "Could not change directory to $1"
  91 }
  92
  93 # Each of the arguments is a directory name, relative to the top
  94 # of the source tree.  Return another name for that directory, relative
  95 # to the working directory.
  96
  97 adjust_dirs() {
  98   for x in $@; do
  99     echo `basename ${SOURCE_DIRECTORY}`/$x
 100   done
 101 }
 102
 103 # Build the source tree that will be the basis for the release
 104 # in ${WORKING_DIRECTORY}/gcc-${RELEASE}.
 105
 106 build_sources() {
 107   # If the WORKING_DIRECTORY already exists, do not risk destroying it.
 108   if [ -r ${WORKING_DIRECTORY} ]; then
 109     error "\`${WORKING_DIRECTORY}' already exists"
 110   fi
 111   # Create the WORKING_DIRECTORY.
 112   mkdir "${WORKING_DIRECTORY}" \
 113     || error "Could not create \`${WORKING_DIRECTORY}'"
 114   changedir "${WORKING_DIRECTORY}"
 115
 116   # If this is a final release, make sure that the ChangeLogs
 117   # and version strings are updated.
 118   if [ ${FINAL} -ne 0 ]; then
 119     inform "Updating ChangeLogs and version files"
 120
 121     ${SVN} -q co "${SVNROOT}/${SVNBRANCH}" "`basename ${SOURCE_DIRECTORY}`" ||\
 122            error "Could not check out release sources"
 123     for x in `find ${SOURCE_DIRECTORY} -name ChangeLog`; do
 124       # Update this ChangeLog file only if it does not yet contain the
 125       # entry we are going to add.  (This is a safety net for repeated
 126       # runs of this script for the same release.)
 127       if ! grep "GCC ${RELEASE} released." ${x} > /dev/null ; then
 128         cat - ${x} > ${x}.new <<EOF
 129 ${LONG_DATE}  Release Manager
 130
 131         * GCC ${RELEASE} released.
 132
 133 EOF
 134         mv ${x}.new ${x} || \
 135             error "Could not update ${x}"
 136         (changedir `dirname ${x}` && \
 137             ${SVN} -q ci -m 'Mark ChangeLog' `basename ${x}`) || \
 138             error "Could not commit ${x}"
 139       fi
 140     done
 141
 142     # Update gcc/DEV-PHASE if it exists, otherwise gcc/version.c.
 143
 144     if [ -f ${SOURCE_DIRECTORY}/gcc/DEV-PHASE ]; then
 145       [ `cat ${SOURCE_DIRECTORY}/gcc/BASE-VER` = ${RELEASE} ] || \
 146       error "Release number ${RELEASE} does not match BASE-VER"
 147       (changedir ${SOURCE_DIRECTORY}/gcc && \
 148        : > DEV-PHASE && \
 149        ${SVN} -q ci -m 'Mark as release' DEV-PHASE) || \
 150       error "Could not update DEV-PHASE"
 151     else
 152       for x in gcc/version.c; do
 153         y=`basename ${x}`
 154         (changedir `dirname ${SOURCE_DIRECTORY}/${x}` && \
 155             sed -e 's|version_string\[\] = \".*\"|version_string\[\] = \"'${RELEASE}'\"|g' < ${y} > ${y}.new && \
 156             mv ${y}.new ${y} && \
 157             ${SVN} -q ci -m 'Update version' ${y}) || \
 158             error "Could not update ${x}"
 159       done
 160     fi
 161
 162     # Make sure we tag the sources for a final release.
 163     TAG="tags/gcc_`echo ${RELEASE} | tr . _`_release"
 164
 165     rm -rf ${SOURCE_DIRECTORY}
 166   fi
 167
 168   # Tag the sources.
 169   if [ -n "${TAG}" ]; then
 170     inform "Tagging sources as ${TAG}"
 171     # We don't want to overwrite an existing tag.  So, if the tag
 172     # already exists, issue an error message; the release manager can
 173     # manually remove the tag if appropriate.
 174     echo "${SVN} ls ${SVNROOT}/${TAG}/ChangeLog"
 175     if ${SVN} ls "${SVNROOT}/${TAG}/ChangeLog"; then
 176       error "Tag ${TAG} already exists"
 177     fi
 178     ${SVN} -m "Tagging source as ${TAG}" cp "${SVNROOT}/${SVNBRANCH}" "${SVNROOT}/${TAG}" || \
 179       error "Could not tag sources"
 180     SVNBRANCH=${TAG}
 181   fi
 182   SVNREV=`${SVN} info "${SVNROOT}/${SVNBRANCH}"|awk '/Revision:/ {print $2}'`
 183
 184   # Export the current sources.
 185   inform "Retrieving sources (svn export -r ${SVNREV} ${SVNROOT}/${SVNBRANCH})"
 186
 187   ${SVN} -q export -r${SVNREV} "${SVNROOT}/${SVNBRANCH}" "`basename ${SOURCE_DIRECTORY}`" ||\
 188     error "Could not retrieve sources"
 189
 190   # Run gcc_update on them to set up the timestamps nicely, and (re)write
 191   # the LAST_UPDATED file containing the SVN tag/revision used.
 192   changedir "gcc-${RELEASE}"
 193   contrib/gcc_update --touch
 194   echo "Obtained from SVN: ${SVNBRANCH} revision ${SVNREV}" > LAST_UPDATED
 195
 196   # Obtain some documentation files from the wwwdocs module.
 197   inform "Retrieving HTML documentation"
 198   changedir "${WORKING_DIRECTORY}"
 199   for x in bugs faq; do
 200     (${CVS} export -r HEAD wwwdocs/htdocs/${x}.html && \
 201      cp ${WORKING_DIRECTORY}/wwwdocs/htdocs/${x}.html \
 202         ${SOURCE_DIRECTORY}) || \
 203       error "Could not retrieve ${x}.html"
 204   done
 205
 206   inform "Generating plain-text documentation from HTML"
 207   changedir "${SOURCE_DIRECTORY}"
 208   for file in *.html; do
 209     newfile=`echo $file | sed -e 's/.html//' | tr "[:lower:]" "[:upper:]"`
 210     (${ENV} TERM=vt100 lynx -dump $file \
 211        | sed -e "s#file://localhost`/bin/pwd`\(.*\)#http://gcc.gnu.org\1#g" \
 212        > $newfile) || \
 213      error "Could not generate text-only version of ${file}"
 214   done
 215
 216   # For a prerelease or real release, we need to generate additional
 217   # files not present in SVN.
 218   changedir "${SOURCE_DIRECTORY}"
 219   if [ $SNAPSHOT -ne 1 ]; then
 220     # Generate the documentation.
 221     inform "Building install docs"
 222     SOURCEDIR=${SOURCE_DIRECTORY}/gcc/doc
 223     DESTDIR=${SOURCE_DIRECTORY}/INSTALL
 224     export SOURCEDIR
 225     export DESTDIR
 226     ${SOURCE_DIRECTORY}/gcc/doc/install.texi2html
 227
 228     # Regenerate the NEWS file.
 229     contrib/gennews > NEWS || \
 230       error "Could not regenerate NEWS files"
 231
 232     # Now, we must build the compiler in order to create any generated
 233     # files that are supposed to go in the source directory.  This is
 234     # also a good sanity check to make sure that the release builds
 235     # on at least one platform.
 236     inform "Building compiler"
 237     OBJECT_DIRECTORY=../objdir
 238     contrib/gcc_build -d ${SOURCE_DIRECTORY} -o ${OBJECT_DIRECTORY} \
 239       -c "--enable-generated-files-in-srcdir" build || \
 240       error "Could not rebuild GCC"
 241   fi
 242
 243   # Move message catalogs to source directory.
 244   mv ../objdir/gcc/po/*.gmo gcc/po/
 245   [ -f libcpp/po/cpplib.pot ] && mv ../objdir/libcpp/po/*.gmo libcpp/po/
 246
 247   # Create a "MD5SUMS" file to use for checking the validity of the release.
 248   echo \
 249 "# This file contains the MD5 checksums of the files in the
 250 # gcc-"${RELEASE}".tar.bz2 tarball.
 251 #
 252 # Besides verifying that all files in the tarball were correctly expanded,
 253 # it also can be used to determine if any files have changed since the
 254 # tarball was expanded or to verify that a patchfile was correctly applied.
 255 #
 256 # Suggested usage:
 257 # md5sum -c MD5SUMS | grep -v \"OK$\"
 258 " > MD5SUMS
 259
 260   find . -type f |
 261   sed -e 's:^\./::' -e '/MD5SUMS/d' |
 262   sort |
 263   xargs md5sum >>MD5SUMS
 264 }
 265
 266 # Buid a single tarfile.  The first argument is the name of the name
 267 # of the tarfile to build, without any suffixes.  They will be added
 268 # automatically.  The rest of the arguments are the files or
 269 # directories to include, and possibly other arguments to tar.
 270
 271 build_tarfile() {
 272   # Get the name of the destination tar file.
 273   TARFILE="$1.tar.bz2"
 274   shift
 275
 276   # Build the tar file itself.
 277   (${TAR} cf - "$@" | ${BZIP2} > ${TARFILE}) || \
 278     error "Could not build tarfile"
 279   FILE_LIST="${FILE_LIST} ${TARFILE}"
 280 }
 281
 282 # Build a single tarfile if any of the directories listed exist,
 283 # but not if none of them do (because that component doesn't exist
 284 # on this branch).
 285 maybe_build_tarfile() {
 286   dest=$1
 287   shift
 288   dir_exists=0
 289   for maybe_dir in "$@"; do
 290     if [ -d "$maybe_dir" ]; then
 291       dir_exists=1
 292     fi
 293   done
 294   if [ $dir_exists = 1 ]; then
 295     build_tarfile "$dest" "$@"
 296   else
 297     echo "Not building $dest tarfile"
 298   fi
 299 }
 300
 301 # Build the various tar files for the release.
 302
 303 build_tarfiles() {
 304   inform "Building tarfiles"
 305
 306   changedir "${WORKING_DIRECTORY}"
 307
 308   # The GNU Coding Standards specify that all files should
 309   # world readable.
 310   chmod -R a+r ${SOURCE_DIRECTORY}
 311   # And that all directories have mode 777.
 312   find ${SOURCE_DIRECTORY} -type d -exec chmod 777 {} \;
 313
 314   # Build one huge tarfile for the entire distribution.
 315   build_tarfile gcc-${RELEASE} `basename ${SOURCE_DIRECTORY}`
 316
 317   # Now, build one for each of the languages.
 318   maybe_build_tarfile gcc-ada-${RELEASE} ${ADA_DIRS}
 319   maybe_build_tarfile gcc-g++-${RELEASE} ${CPLUSPLUS_DIRS}
 320   maybe_build_tarfile gcc-g77-${RELEASE} ${FORTRAN_DIRS}
 321   maybe_build_tarfile gcc-fortran-${RELEASE} ${FORTRAN95_DIRS}
 322   maybe_build_tarfile gcc-java-${RELEASE} ${JAVA_DIRS}
 323   maybe_build_tarfile gcc-objc-${RELEASE} ${OBJECTIVEC_DIRS}
 324   maybe_build_tarfile gcc-testsuite-${RELEASE} ${TESTSUITE_DIRS}
 325
 326   # The core is everything else.
 327   EXCLUDES=""
 328   for x in ${ADA_DIRS} ${CPLUSPLUS_DIRS} ${FORTRAN_DIRS} ${FORTRAN95_DIRS}\
 329            ${JAVA_DIRS} ${OBJECTIVEC_DIRS} ${TESTSUITE_DIRS}; do
 330     EXCLUDES="${EXCLUDES} --exclude $x"
 331   done
 332   build_tarfile gcc-core-${RELEASE} ${EXCLUDES} \
 333     `basename ${SOURCE_DIRECTORY}`
 334 }
 335
 336 # Build .gz files.
 337 build_gzip() {
 338   for f in ${FILE_LIST}; do
 339     target=${f%.bz2}.gz
 340     (${BZIP2} -d -c $f | ${GZIP} > ${target}) || error "Could not create ${target}"
 341   done
 342 }
 343
 344 # Build diffs against an old release.
 345 build_diffs() {
 346   old_dir=${1%/*}
 347   old_file=${1##*/}
 348   old_vers=${old_file%.tar.bz2}
 349   old_vers=${old_vers#gcc-}
 350   inform "Building diffs against version $old_vers"
 351   for f in gcc gcc-ada gcc-g++ gcc-g77 gcc-fortran gcc-java gcc-objc gcc-testsuite gcc-core; do
 352     old_tar=${old_dir}/${f}-${old_vers}.tar.bz2
 353     new_tar=${WORKING_DIRECTORY}/${f}-${RELEASE}.tar.bz2
 354     if [ ! -e $old_tar ]; then
 355       inform "$old_tar not found; not generating diff file"
 356     elif [ ! -e $new_tar ]; then
 357       inform "$new_tar not found; not generating diff file"
 358     else
 359       build_diff $old_tar gcc-${old_vers} $new_tar gcc-${RELEASE} \
 360         ${f}-${old_vers}-${RELEASE}.diff.bz2
 361     fi
 362   done
 363 }
 364
 365 # Build an individual diff.
 366 build_diff() {
 367   changedir "${WORKING_DIRECTORY}"
 368   tmpdir=gccdiff.$$
 369   mkdir $tmpdir || error "Could not create directory $tmpdir"
 370   changedir $tmpdir
 371   (${BZIP2} -d -c $1 | ${TAR} xf - ) || error "Could not unpack $1 for diffs"
 372   (${BZIP2} -d -c $3 | ${TAR} xf - ) || error "Could not unpack $3 for diffs"
 373   ${DIFF} $2 $4 > ../${5%.bz2}
 374   if [ $? -eq 2 ]; then
 375     error "Trouble making diffs from $1 to $3"
 376   fi
 377   ${BZIP2} ../${5%.bz2} || error "Could not generate ../$5"
 378   changedir ..
 379   rm -rf $tmpdir
 380   FILE_LIST="${FILE_LIST} $5"
 381 }
 382
 383 # Upload the files to the FTP server.
 384 upload_files() {
 385   inform "Uploading files"
 386
 387   changedir "${WORKING_DIRECTORY}"
 388
 389   # Make sure the directory exists on the server.
 390   if [ $LOCAL -eq 0 ]; then
 391     ${SSH} -l ${GCC_USERNAME} ${GCC_HOSTNAME} \
 392       mkdir -p "${FTP_PATH}/diffs"
 393     UPLOAD_PATH="${GCC_USERNAME}@${GCC_HOSTNAME}:${FTP_PATH}"
 394   else
 395     mkdir -p "${FTP_PATH}/diffs" \
 396       || error "Could not create \`${FTP_PATH}'"
 397     UPLOAD_PATH=${FTP_PATH}
 398   fi
 399
 400   # Then copy files to their respective (sub)directories.
 401   for x in gcc*.gz gcc*.bz2; do
 402     if [ -e ${x} ]; then
 403       # Make sure the file will be readable on the server.
 404       chmod a+r ${x}
 405       # Copy it.
 406       case ${x} in
 407         *.diff.*)
 408           SUBDIR="diffs/";
 409           ;;
 410         *)
 411           SUBDIR="";
 412       esac
 413       ${SCP} ${x} ${UPLOAD_PATH}/${SUBDIR} \
 414         || error "Could not upload ${x}"
 415     fi
 416   done
 417 }
 418
 419 #Print description if snapshot exists
 420 snapshot_print() {
 421   if [ -e ${RELEASE}/$1 ]; then
 422      printf "%-38s%s\n\n" "$1" "$2" >> ${SNAPSHOT_README}
 423      echo "  <tr><td><a href=\"$1\">$1</a></td>" >> ${SNAPSHOT_INDEX}
 424      echo "      <td>$2</td></tr>" >> ${SNAPSHOT_INDEX}
 425   fi
 426 }
 427
 428 # Announce a snapshot, both on the web and via mail.
 429 announce_snapshot() {
 430   inform "Updating links and READMEs on the FTP server"
 431
 432   TEXT_DATE=`date --date=$DATE +%B\ %d,\ %Y`
 433   SNAPSHOT_README=${RELEASE}/README
 434   SNAPSHOT_INDEX=${RELEASE}/index.html
 435
 436   changedir "${SNAPSHOTS_DIR}"
 437   echo \
 438 "Snapshot gcc-"${RELEASE}" is now available on
 439   ftp://gcc.gnu.org/pub/gcc/snapshots/"${RELEASE}"/
 440 and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.
 441
 442 This snapshot has been generated from the GCC "${BRANCH}" SVN branch
 443 with the following options: "svn://gcc.gnu.org/svn/gcc/${SVNBRANCH} revision ${SVNREV}"
 444
 445 You'll find:
 446 " > ${SNAPSHOT_README}
 447
 448   echo \
 449 "<html>
 450
 451 <head>
 452 <title>GCC "${RELEASE}" Snapshot</title>
 453 </head>
 454
 455 <body>
 456 <h1>GCC "${RELEASE}" Snapshot</h1>
 457
 458 <p>The <a href =\"http://gcc.gnu.org/\">GCC Project</a> makes
 459 periodic snapshots of the GCC source tree available to the public
 460 for testing purposes.</p>
 461
 462 <p>If you are planning to download and use one of our snapshots, then
 463 we highly recommend you join the GCC developers list.  Details for
 464 how to sign up can be found on the GCC project home page.</p>
 465
 466 <p>This snapshot has been generated from the GCC "${BRANCH}" SVN branch
 467 with the following options: <code>"svn://gcc.gnu.org/svn/gcc/${SVNBRANCH} revision ${SVNREV}"</code></p>
 468
 469 <table>" > ${SNAPSHOT_INDEX}
 470
 471   snapshot_print gcc-${RELEASE}.tar.bz2 "Complete GCC (includes all of below)"
 472   snapshot_print gcc-core-${RELEASE}.tar.bz2 "C front end and core compiler"
 473   snapshot_print gcc-ada-${RELEASE}.tar.bz2 "Ada front end and runtime"
 474   snapshot_print gcc-fortran-${RELEASE}.tar.bz2 "Fortran front end and runtime"
 475   snapshot_print gcc-g++-${RELEASE}.tar.bz2 "C++ front end and runtime"
 476   snapshot_print gcc-g77-${RELEASE}.tar.bz2 "Fortran 77 front end and runtime"
 477   snapshot_print gcc-java-${RELEASE}.tar.bz2 "Java front end and runtime"
 478   snapshot_print gcc-objc-${RELEASE}.tar.bz2 "Objective-C front end and runtime"
 479   snapshot_print gcc-testsuite-${RELEASE}.tar.bz2 "The GCC testsuite"
 480
 481   echo \
 482 "Diffs from "${BRANCH}"-"${LAST_DATE}" are available in the diffs/ subdirectory.
 483
 484 When a particular snapshot is ready for public consumption the LATEST-"${BRANCH}"
 485 link is updated and a message is sent to the gcc list.  Please do not use
 486 a snapshot before it has been announced that way." >> ${SNAPSHOT_README}
 487
 488   echo \
 489 "</table>
 490 <p>Diffs from "${BRANCH}"-"${LAST_DATE}" are available in the
 491 <a href=\"diffs/\">diffs/ subdirectory</a>.</p>
 492
 493 <p>When a particular snapshot is ready for public consumption the LATEST-"${BRANCH}"
 494 link is updated and a message is sent to the gcc list.  Please do not use
 495 a snapshot before it has been announced that way.</p>
 496
 497 <hr />
 498
 499 <address>
 500 <a href=\"mailto:gcc@gcc.gnu.org\">gcc@gcc.gnu.org</a>
 501 <br />
 502 Last modified "${TEXT_DATE}"
 503 </address>
 504 </body>
 505
 506 </html>" >> ${SNAPSHOT_INDEX}
 507
 508   rm -f LATEST-${BRANCH}
 509   ln -s ${RELEASE} LATEST-${BRANCH}
 510
 511   inform "Sending mail"
 512
 513   export QMAILHOST=gcc.gnu.org
 514   mail -s "gcc-${RELEASE} is now available" gcc@gcc.gnu.org < ${SNAPSHOT_README}
 515 }
 516
 517 ########################################################################
 518 # Initialization
 519 ########################################################################
 520
 521 # Today's date.
 522 DATE=`date "+%Y%m%d"`
 523 LONG_DATE=`date "+%Y-%m-%d"`
 524
 525 SVN=${SVN:-/usr/bin/svn}
 526 # The CVS server containing the GCC repository.
 527 SVN_SERVER="gcc.gnu.org"
 528 # The path to the repository on that server.
 529 SVN_REPOSITORY="/svn/gcc"
 530 # The username to use when connecting to the server.
 531 SVN_USERNAME="${USER}"
 532
 533 # The machine to which files will be uploaded.
 534 GCC_HOSTNAME="gcc.gnu.org"
 535 # The name of the account on the machine to which files are uploaded.
 536 GCC_USERNAME="gccadmin"
 537 # The directory in which the files will be placed (do not use ~user syntax).
 538 FTP_PATH=/var/ftp/pub/gcc
 539 # The directory in which snapshots will be placed.
 540 SNAPSHOTS_DIR=${FTP_PATH}/snapshots
 541
 542 # The major number for the release.  For release `3.0.2' this would be
 543 # `3'
 544 RELEASE_MAJOR=""
 545 # The minor number for the release.  For release `3.0.2' this would be
 546 # `0'.
 547 RELEASE_MINOR=""
 548 # The revision number for the release.  For release `3.0.2' this would
 549 # be `2'.
 550 RELEASE_REVISION=""
 551 # The complete name of the release.
 552 RELEASE=""
 553
 554 # The name of the branch from which the release should be made, in a
 555 # user-friendly form.
 556 BRANCH=""
 557
 558 # The name of the branch from which the release should be made, as used
 559 # for our version control system.
 560 SVNBRANCH=""
 561
 562 # The tag to apply to the sources used for the release.
 563 TAG=""
 564
 565 # The old tarballs from which to generate diffs.
 566 OLD_TARS=""
 567
 568 # The directory that will be used to construct the release.  The
 569 # release itself will be placed in a subdirectory of this diretory.
 570 DESTINATION=${HOME}
 571 # The subdirectory.
 572 WORKING_DIRECTORY=""
 573 # The directory that will contain the GCC sources.
 574 SOURCE_DIRECTORY=""
 575
 576 # The directories that should be part of the various language-specific
 577 # tar files.  These are all relative to the top of the source tree.
 578 ADA_DIRS="gcc/ada libada gnattools"
 579 CPLUSPLUS_DIRS="gcc/cp libstdc++-v3"
 580 FORTRAN_DIRS="gcc/f libf2c"
 581 FORTRAN95_DIRS="gcc/fortran libgfortran"
 582 JAVA_DIRS="gcc/java libjava libffi fastjar zlib boehm-gc"
 583 OBJECTIVEC_DIRS="gcc/objc libobjc"
 584 TESTSUITE_DIRS="gcc/testsuite"
 585
 586 # Non-zero if this is the final release, rather than a prerelease.
 587 FINAL=0
 588
 589 # Non-zero if we are building a snapshot, and don't build gcc or
 590 # include generated files.
 591 SNAPSHOT=0
 592
 593 # Non-zero if we are running locally on gcc.gnu.org, and use local CVS
 594 # and copy directly to the FTP directory.
 595 LOCAL=0
 596
 597 # Major operation modes.
 598 MODE_GZIP=0
 599 MODE_DIFFS=0
 600 MODE_SOURCES=0
 601 MODE_TARFILES=0
 602 MODE_UPLOAD=0
 603
 604 # List of archive files generated; used to create .gz files from .bz2.
 605 FILE_LIST=""
 606
 607 # Programs we use.
 608
 609 BZIP2="${BZIP2:-bzip2}"
 610 CVS="${CVS:-cvs -f -Q -z9}"
 611 DIFF="${DIFF:-diff -Nrcpad}"
 612 ENV="${ENV:-env}"
 613 GZIP="${GZIP:-gzip --best}"
 614 SCP="${SCP:-scp -p}"
 615 SSH="${SSH:-ssh}"
 616 TAR="${TAR:-tar}"
 617
 618 ########################################################################
 619 # Command Line Processing
 620 ########################################################################
 621
 622 # Parse the options.
 623 while getopts "d:fr:u:t:p:s:l" ARG; do
 624     case $ARG in
 625     d)    DESTINATION="${OPTARG}";;
 626     r)    RELEASE="${OPTARG}";;
 627     t)    TAG="${OPTARG}";;
 628     u)    SVN_USERNAME="${OPTARG}";;
 629     f)    FINAL=1;;
 630     s)    SNAPSHOT=1
 631           BRANCH=${OPTARG%:*}
 632           SVNBRANCH=${OPTARG#*:}
 633           ;;
 634     l)    LOCAL=1
 635           SCP=cp
 636           PATH=~:/usr/local/bin:$PATH;;
 637     p)    OLD_TARS="${OLD_TARS} ${OPTARG}"
 638           if [ ! -f ${OPTARG} ]; then
 639             error "-p argument must name a tarball"
 640           fi;;
 641     \?)   usage;;
 642     esac
 643 done
 644 shift `expr ${OPTIND} - 1`
 645
 646 # Handle the major modes.
 647 while [ $# -ne 0 ]; do
 648     case $1 in
 649     diffs)    MODE_DIFFS=1;;
 650     gzip)     MODE_GZIP=1;;
 651     sources)  MODE_SOURCES=1;;
 652     tarfiles) MODE_TARFILES=1;;
 653     upload)   MODE_UPLOAD=1;;
 654     all)      MODE_SOURCES=1; MODE_TARFILES=1; MODE_DIFFS=1; MODE_UPLOAD=1;
 655               if [ $SNAPSHOT -ne 1 ]; then
 656                 # Only for releases and pre-releases.
 657                 MODE_GZIP=1;
 658               fi
 659               ;;
 660     *)        error "Unknown mode $1";;
 661     esac
 662     shift
 663 done
 664
 665 # Perform consistency checking.
 666 if [ ${LOCAL} -eq 0 ] && [ -z ${SVN_USERNAME} ]; then
 667   error "No username specified"
 668 fi
 669
 670 if [ ! -d ${DESTINATION} ]; then
 671   error "\`${DESTINATION}' is not a directory"
 672 fi
 673
 674 if [ $SNAPSHOT -eq 0 ]; then
 675   if [ -z ${RELEASE} ]; then
 676     error "No release number specified"
 677   fi
 678
 679   # Compute the major and minor release numbers.
 680   RELEASE_MAJOR=`echo $RELEASE | awk --assign FS=. '{ print $1; }'`
 681   RELEASE_MINOR=`echo $RELEASE | awk --assign FS=. '{ print $2; }'`
 682   RELEASE_REVISION=`echo $RELEASE | awk --assign FS=. '{ print $3; }'`
 683
 684   if [ -z "${RELEASE_MAJOR}" ] || [ -z "${RELEASE_MINOR}" ]; then
 685     error "Release number \`${RELEASE}' is invalid"
 686   fi
 687
 688   # Compute the full name of the release.
 689   if [ -z "${RELEASE_REVISION}" ]; then
 690     RELEASE="${RELEASE_MAJOR}.${RELEASE_MINOR}"
 691   else
 692     RELEASE="${RELEASE_MAJOR}.${RELEASE_MINOR}.${RELEASE_REVISION}"
 693   fi
 694
 695   # Compute the name of the branch, which is based solely on the major
 696   # and minor release numbers.
 697   SVNBRANCH="branches/gcc-${RELEASE_MAJOR}_${RELEASE_MINOR}-branch"
 698
 699   # If this is not a final release, set various parameters acordingly.
 700   if [ ${FINAL} -ne 1 ]; then
 701     RELEASE="${RELEASE}-${DATE}"
 702     FTP_PATH="${FTP_PATH}/prerelease-${RELEASE}/"
 703   else
 704     FTP_PATH="${FTP_PATH}/releases/gcc-${RELEASE}/"
 705   fi
 706 else
 707   RELEASE=${BRANCH}-${DATE}
 708   FTP_PATH="${FTP_PATH}/snapshots/${RELEASE}"
 709
 710   # If diffs are requested when building locally on gcc.gnu.org, we (usually)
 711   # know what the last snapshot date was and take the corresponding tarballs,
 712   # unless the user specified tarballs explictly.
 713   if [ $MODE_DIFFS -ne 0 ] && [ $LOCAL -ne 0 ] && [ -z "${OLD_TARS}" ]; then
 714     LAST_DATE=`cat ~/.snapshot_date-${BRANCH}`
 715     OLD_TARS=${SNAPSHOTS_DIR}/${BRANCH}-${LAST_DATE}/gcc-${BRANCH}-${LAST_DATE}.tar.bz2
 716   fi
 717 fi
 718
 719 # Compute the name of the WORKING_DIRECTORY and the SOURCE_DIRECTORY.
 720 WORKING_DIRECTORY="${DESTINATION}/gcc-${RELEASE}"
 721 SOURCE_DIRECTORY="${WORKING_DIRECTORY}/gcc-${RELEASE}"
 722
 723 # Recompute the names of all the language-specific directories,
 724 # relative to the WORKING_DIRECTORY.
 725 ADA_DIRS=`adjust_dirs ${ADA_DIRS}`
 726 CPLUSPLUS_DIRS=`adjust_dirs ${CPLUSPLUS_DIRS}`
 727 FORTRAN_DIRS=`adjust_dirs ${FORTRAN_DIRS}`
 728 FORTRAN95_DIRS=`adjust_dirs ${FORTRAN95_DIRS}`
 729 JAVA_DIRS=`adjust_dirs ${JAVA_DIRS}`
 730 OBJECTIVEC_DIRS=`adjust_dirs ${OBJECTIVEC_DIRS}`
 731 TESTSUITE_DIRS=`adjust_dirs ${TESTSUITE_DIRS}`
 732
 733 # Set up SVNROOT.
 734 if [ $LOCAL -eq 0 ]; then
 735     SVNROOT="svn+ssh://${SVN_USERNAME}@${SVN_SERVER}${SVN_REPOSITORY}"
 736     CVSROOT=":ext:${SVN_USERNAME}@gcc.gnu.org/cvs/gcc"
 737 else
 738     SVNROOT="file:///svn/gcc"
 739     CVSROOT="/cvs/gcc"
 740 fi
 741 export SVNROOT
 742 export CVSROOT
 743
 744 ########################################################################
 745 # Main Program
 746 ########################################################################
 747
 748 # Set the timezone to UTC
 749 TZ="UTC0"
 750 export TZ
 751
 752 # Build the source directory.
 753
 754 if [ $MODE_SOURCES -ne 0 ]; then
 755   build_sources
 756 fi
 757
 758 # Build the tar files.
 759
 760 if [ $MODE_TARFILES -ne 0 ]; then
 761   build_tarfiles
 762 fi
 763
 764 # Build diffs
 765
 766 if [ $MODE_DIFFS -ne 0 ]; then
 767   # Possibly build diffs.
 768   if [ -n "$OLD_TARS" ]; then
 769     for old_tar in $OLD_TARS; do
 770       build_diffs $old_tar
 771     done
 772   fi
 773 fi
 774
 775 # Build gzip files
 776 if [ $MODE_GZIP -ne 0 ]; then
 777   build_gzip
 778 fi
 779
 780 # Upload them to the FTP server.
 781 if [ $MODE_UPLOAD -ne 0 ]; then
 782   upload_files
 783
 784   # For snapshots, make some further updates.
 785   if [ $SNAPSHOT -ne 0 ] && [ $LOCAL -ne 0 ]; then
 786     announce_snapshot
 787
 788     # Update snapshot date file.
 789     changedir ~
 790     echo $DATE > .snapshot_date-${BRANCH}
 791
 792     # Remove working directory
 793     rm -rf ${WORKING_DIRECTORY}
 794   fi
 795 fi