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#!/bin/bash
# Exit with status 1 if any command below fails
set -e
# Exit if it's not a branch we're interested in being thorough about
if echo $(git rev-parse --symbolic-full-name HEAD) | \
egrep -q '^refs/heads/(t/)'; then
exit 0
fi
# These are the locations I keep my temporary source and build trees in
PRODUCTS=$(./acprep products) # generates a build directory name such as
# ~/Products/ledger
if echo $PRODUCTS | grep -qv ledger; then
PRODUCTS=$PRODUCTS/ledger
fi
TMPDIR=$PRODUCTS/pre-commit
MIRROR=$PRODUCTS/pre-commit-mirror
# Checkout a copy of the current index into MIRROR
git checkout-index --prefix=$MIRROR/ -af
# Remove files from MIRROR which are no longer present in the index
git diff-index --cached --name-only --diff-filter=D -z HEAD | \
(cd $MIRROR && xargs -0 rm -f --)
# Copy only _changed files_ from MIRROR to TMPDIR, without copying
# timestamps. This includes copying over new files, and deleting
# removed ones. This way, "make check" will only rebuild what is
# necessary to validate the commit.
rsync -rlpgoDOc --delete --exclude-from=tools/excludes $MIRROR/ $TMPDIR/
# Everything else happens in the temporary build tree
if [ ! -f $TMPDIR/lib/utfcpp/source/utf8.h ]; then
rsync -a --delete lib/utfcpp/ $TMPDIR/lib/utfcpp/
fi
cd $TMPDIR
# Make sure there is a current Makefile. Regeneration of Makefile
# happens automatically, but if myacprep or acprep changes, we want to
# regenerate everything manually. If the user doesn't have acprep, look
# for other common autoconf-related script files.
if [ ! -f Makefile -o \
Makefile.in -nt Makefile -o \
configure -nt Makefile -o \
tools/Makefile.am -nt Makefile.in -o \
tools/configure.ac -nt configure -o \
\( -f acprep -a acprep -nt Makefile \) ]
then
if [ -f acprep ]; then
echo Will run acprep in a moment
elif [ -f autogen.sh ]; then
sh autogen.sh && ./configure
else
autoreconf && ./configure
fi
fi
# Finally, (re)build this proposed source tree and see if it passes
# muster.
if [ -f acprep ]; then
nice -n 20 ./acprep default --warn make check
else
nice -n 20 make check
fi
exit 0
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