Initial commit

Signed-off-by: Patrick McCarty <patrick.mccarty@intel.com>

check-lib-version.sh

@@ -0,0 +1,88 @@
+#!/bin/bash
+
+TMPDIR=$(mktemp -d)
+PKG="bsdiff"
+LIB="libbsdiff"
+
+OLDVERSION=$(git tag -l 'v*' | sort -t . -k 1.2,1n -k 2,2n -k 3,3n | tail -1)
+NEWVERSION="HEAD"
+
+OLDCOMMIT=$(git rev-list -n 1 --abbrev-commit ${OLDVERSION})
+NEWCOMMIT=$(git rev-list -n 1 --abbrev-commit ${NEWVERSION})
+
+do_build() {
+  local commit=$1
+  echo "Building ${PKG} at commit ${commit}..."
+  git archive \
+    -o "${TMPDIR}/${PKG}-${commit}.tar.gz" \
+    --prefix="${PKG}-${commit}/" ${commit}
+  (
+    pushd "${TMPDIR}"
+    tar xf ${PKG}-${commit}.tar.gz
+    pushd ${PKG}-${commit}
+    ./autogen.sh
+    make
+    popd
+    popd
+  ) &> /dev/null
+}
+
+create_xml_desc() {
+  local commit=$1
+  cat > ${TMPDIR}/${PKG}-${commit}.xml << EOF
+<version>
+${commit}
+</version>
+<headers>
+${TMPDIR}/${PKG}-${commit}/include/bsdiff.h
+</headers>
+<libs>
+${TMPDIR}/${PKG}-${commit}/.libs
+</libs>
+EOF
+}
+
+bump_current() {
+  local current=$(grep '^LIBBSDIFF_CURRENT' Makefile.am | cut -d'=' -f2)
+  current=$(expr $current + 1)
+  sed -i "s/^\(LIBBSDIFF_CURRENT=\).*$/\1$current/" Makefile.am
+  # Note: the REVISION and AGE fields are not modified at all right now, but
+  # when logic is implemented in the future according to the libtool algorithm,
+  # they must be reset to zero, as below.
+  sed -i "s/^\(LIBBSDIFF_REVISION=\).*$/\10/" Makefile.am
+  sed -i "s/^\(LIBBSDIFF_AGE=\).*$/\10/" Makefile.am
+  git add Makefile.am
+  git commit -s -m "Bump $LIB major version to $current"
+}
+
+do_build ${OLDCOMMIT}
+do_build ${NEWCOMMIT}
+
+create_xml_desc ${OLDCOMMIT}
+create_xml_desc ${NEWCOMMIT}
+
+abi-compliance-checker \
+  -lib ${LIB} \
+  -report-path ${TMPDIR}/reports/${OLDCOMMIT}_to_${NEWCOMMIT}/report.xml \
+  -log1-path ${TMPDIR}/logs/${OLDCOMMIT}.log \
+  -log2-path ${TMPDIR}/logs/${NEWCOMMIT}.log \
+  -old ${TMPDIR}/${PKG}-${OLDCOMMIT}.xml \
+  -new ${TMPDIR}/${PKG}-${NEWCOMMIT}.xml \
+  -xml
+
+ret=$?
+
+if [ $ret -eq 0 ]; then
+  # TODO: should bump AGE and CURRENT for backward-compatible library changes,
+  # and REVISION for any library code changes.
+  echo "No compatibility errors found!"
+elif [ $ret -eq 1 ]; then
+  echo "Incompatibilities found; bumping lib version."
+  bump_current
+elif [ $ret -gt 1 ]; then
+  echo "Problem running the ABI check tool: error code ${ret}."
+fi
+
+exit $ret
+
+# vi: ts=8 sw=2 sts=2 et tw=80