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