2021-10-18 20:31:36 +02:00
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#!/bin/bash
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# Copyright (c) 2021, Google Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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#
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# * Neither the name of Google nor the names of its contributors may
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# be used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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set -xe
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LIBWEBP_ROOT="$(realpath "$(dirname "$0")/..")"
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readonly LIBWEBP_ROOT
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readonly WORKSPACE=${WORKSPACE:-"$(mktemp -d -t webp.scanbuild.XXX)"}
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# shellcheck source=infra/common.sh
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source "${LIBWEBP_ROOT}/infra/common.sh"
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usage() {
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cat << EOF
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Usage: $(basename "$0") MODE
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Options:
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MODE supported scan modes: (shallow|deep)
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Environment variables:
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WORKSPACE directory where the build is done.
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EOF
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}
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#######################################
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# Wrap clang-tools scan-build.
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2021-10-27 17:23:09 +02:00
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# Globals:
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# OUTPUT_DIR target directory where scan-build report is generated.
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# MODE scan-build mode
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# Arguments:
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2021-10-18 20:31:36 +02:00
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# $* scan-build additional args.
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# Returns:
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# scan-build retcode
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#######################################
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scan_build() {
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scan-build -o "${OUTPUT_DIR}" --use-analyzer="$(command -v clang)" \
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-analyzer-config mode="${MODE}" "$*"
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}
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MODE=${1:?"MODE is not specified.$(
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echo
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usage
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)"}
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readonly OUTPUT_DIR="${WORKSPACE}/output-${MODE}"
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readonly BUILD_DIR="${WORKSPACE}/build"
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make_build_dir "${OUTPUT_DIR}"
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make_build_dir "${BUILD_DIR}"
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cd "${LIBWEBP_ROOT}"
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./autogen.sh
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cd "${BUILD_DIR}"
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grep -m 1 -q 'enable-asserts' "${LIBWEBP_ROOT}/configure.ac" \
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&& args='--enable-asserts'
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scan_build "${LIBWEBP_ROOT}/configure" --enable-everything "${args}"
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scan_build make -j4
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index="$(find "${OUTPUT_DIR}" -name index.html)"
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if [[ -f "${index}" ]]; then
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mv "$(dirname "${index}")/"* .
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else
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# make a empty report to wipe out any old bug reports.
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cat << EOT > index.html
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<html>
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<body>
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No bugs reported.
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</body>
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</html>
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EOT
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fi
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