#! /bin/bash
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#! /bin/bash
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#set -ex
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#set -ex
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# Update an SVN tree for a particular date.
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# Update an SVN tree for a particular date.
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if [ $# != 1 ]; then
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if [ $# != 1 ]; then
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echo Usage: $0 id
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echo Usage: $0 id
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exit 1
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exit 1
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fi
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fi
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if [ "x${REG_DO_CLEANUPS}" != "x" ]; then
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if [ "x${REG_DO_CLEANUPS}" != "x" ]; then
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reg_cleanup
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reg_cleanup
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fi
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fi
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ID=$1
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ID=$1
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BRANCH=""
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BRANCH=""
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########################################################################
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########################################################################
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# Get sources.
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# Get sources.
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########################################################################
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########################################################################
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svn_get() {
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svn_get() {
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# In case there are problems with updates (there were with CVS),
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# In case there are problems with updates (there were with CVS),
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# creating a file called REMOVE in the REG_SRCDIR directory causes us
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# creating a file called REMOVE in the REG_SRCDIR directory causes us
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# to start with a clean tree each time.
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# to start with a clean tree each time.
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unset LC_ALL
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unset LC_ALL
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unset LANG
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unset LANG
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cd ${REG_SRCDIR}
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cd ${REG_SRCDIR}
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if [ -d gcc ]; then
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if [ -d gcc ]; then
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# There's already a tree; do an update with the new revision.
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# There's already a tree; do an update with the new revision.
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cd gcc
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cd gcc
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echo "`date` svn update begun for id ${ID}, rev ${REV} (fix)"
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echo "`date` svn update begun for id ${ID}, rev ${REV} (fix)"
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echo svn update --non-interactive --revision ${REV} >> $LOG
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echo svn update --non-interactive --revision ${REV} >> $LOG
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svn update --non-interactive --revision ${REV} >> $LOG
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svn update --non-interactive --revision ${REV} >> $LOG
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if [ $? -eq 0 ]; then
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if [ $? -eq 0 ]; then
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echo "`date` svn update done"
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echo "`date` svn update done"
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else
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else
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echo "`date` svn update failed"
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echo "`date` svn update failed"
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exit 1
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exit 1
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fi
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fi
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else
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else
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echo "`date` svn checkout begun for id ${ID}, rev ${REV}"
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echo "`date` svn checkout begun for id ${ID}, rev ${REV}"
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echo svn checkout --non-interactive --revision ${REV} \
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echo svn checkout --non-interactive --revision ${REV} \
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${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
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${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
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svn checkout --non-interactive --revision ${REV} \
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svn checkout --non-interactive --revision ${REV} \
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${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
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${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
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if [ $? -eq 0 ]; then
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if [ $? -eq 0 ]; then
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echo "`date` svn checkout done"
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echo "`date` svn checkout done"
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else
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else
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echo "`date` svn checkout failed"
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echo "`date` svn checkout failed"
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exit 1
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exit 1
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fi
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fi
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cd gcc
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cd gcc
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fi
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fi
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# Touch generated files.
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# Touch generated files.
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contrib/gcc_update --touch >> $LOG
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contrib/gcc_update --touch >> $LOG
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}
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}
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########################################################################
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########################################################################
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# Main program
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# Main program
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########################################################################
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########################################################################
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cd ${REG_SRCDIR}
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cd ${REG_SRCDIR}
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# This is a simple way to stop a long regression search fairly cleanly;
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# This is a simple way to stop a long regression search fairly cleanly;
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# just touch a file called STOP.
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# just touch a file called STOP.
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if [ -f STOP ]; then
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if [ -f STOP ]; then
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echo "`date` $0 detected STOP file"
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echo "`date` $0 detected STOP file"
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rm -f STOP
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rm -f STOP
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exit 1
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exit 1
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fi
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fi
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# Set up the log file.
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# Set up the log file.
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REV=`${REG_IDS} -f index -t rev ${ID}`
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REV=`${REG_IDS} -f index -t rev ${ID}`
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LOG=${REG_SRCDIR}/logs/${BUGID}/${REV}.log
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LOG=${REG_SRCDIR}/logs/${BUGID}/${REV}.log
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mkdir -p ${REG_SRCDIR}/logs/${BUGID}
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mkdir -p ${REG_SRCDIR}/logs/${BUGID}
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rm -f $LOG
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rm -f $LOG
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touch $LOG
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touch $LOG
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# Get the branch for this patch.
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# Get the branch for this patch.
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BRANCH=`${REG_IDS} -f index -t branch ${ID}`
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BRANCH=`${REG_IDS} -f index -t branch ${ID}`
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if [ "${BRANCH}" = "error" ]; then
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if [ "${BRANCH}" = "error" ]; then
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echo "`date` $0: cannot determine the SVN branch for id ${ID}"
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echo "`date` $0: cannot determine the SVN branch for id ${ID}"
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exit 1
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exit 1
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fi
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fi
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if [ "${BRANCH}" = "trunk" ]; then
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if [ "${BRANCH}" = "trunk" ]; then
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BRANCHPATH=trunk
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BRANCHPATH=trunk
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else
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else
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BRANCHPATH=branches/${BRANCH}
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BRANCHPATH=branches/${BRANCH}
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fi
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fi
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svn_get
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svn_get
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# Look for a patch that's needed for this revision to build.
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# Look for a patch that's needed for this revision to build.
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FIX=${REG_PATCHES}/${REV}.fix
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FIX=${REG_PATCHES}/${REV}.fix
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echo "`date` looking for $FIX"
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echo "`date` looking for $FIX"
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if [ -f $FIX ]; then
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if [ -f $FIX ]; then
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echo "`date` fix needed; checking whether it is already applied"
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echo "`date` fix needed; checking whether it is already applied"
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cd ${REG_SRCDIR}/gcc
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cd ${REG_SRCDIR}/gcc
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patch --dry-run -s -p0 -i $FIX < /dev/null > /dev/null 2>&1
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patch --dry-run -s -p0 -i $FIX < /dev/null > /dev/null 2>&1
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if [ $? -eq 0 ]; then
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if [ $? -eq 0 ]; then
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echo "`date` applying fix"
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echo "`date` applying fix"
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patch -s -p0 -i $FIX
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patch -s -p0 -i $FIX
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fi
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fi
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fi
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fi
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exit 0
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exit 0
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