[PATCH] Add cppcheck static analysis checking script

[Colin King]

From: Colin Ian King <colin.king at canonical.com>

Automated cppcheck build + run script for static analysis on fwts
source.

Signed-off-by: Colin Ian King <colin.king at canonical.com>
---
 cppcheck.sh | 117 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100755 cppcheck.sh

diff --git a/cppcheck.sh b/cppcheck.sh
new file mode 100755
index 0000000..3cc5c9b
--- /dev/null
+++ b/cppcheck.sh
@@ -0,0 +1,117 @@
+#!/bin/bash
+#
+# Copyright (C) 2016 Canonical
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+
+CPPCHECK_DIR=/tmp/cppcheck
+CPPCHECK=${CPPCHECK_DIR}/cppcheck
+CPPCHECK_REPO=git://github.com/danmar/cppcheck
+CPPCHECK_LOG=cppcheck.log
+DEPENDENCIES="git build-essential"
+JOBS=$(nproc)
+HERE=$(pwd)
+
+#
+#  Install any packages we depend on to build cppcheck
+#
+cppcheck_install_dependencies()
+{
+	install=""
+
+	echo "Checking for dependencies for cppcheck.."
+
+	for d in ${DEPENDENCIES}
+	do
+		if [ "$(dpkg -l | grep $d)" == "" ]; then
+			install="$install $d"
+		fi
+	done
+	if [ "$install" != "" ]; then
+		echo "Need to install:$install"
+		sudo apt-get install $install
+		if [ $? -ne 0 ]; then
+			echo "Installation of packages failed"
+			exit 1
+		fi
+	fi
+}
+
+#
+#  Get an up to date version of cppcheck
+#
+cppcheck_get()
+{
+	if [ -d ${CPPCHECK_DIR} ]; then
+		echo "Getting latest version of cppcheck.."
+		mkdir -p ${CPPCHECK_DIR}
+		cd ${CPPCHECK_DIR}
+		git checkout -f master >& /dev/null
+		git fetch origin >& /dev/null
+		git fetch origin master >& /dev/null
+		git reset --hard FETCH_HEAD >& /dev/null
+		cd ${HERE}
+	else
+		echo "Getting cppcheck.."
+		git clone ${CPPCHECK_REPO} ${CPPCHECK_DIR}
+	fi
+}
+
+#
+#  Build cppcheck
+#
+cppcheck_build()
+{
+	cd ${CPPCHECK_DIR}
+	echo "cppcheck: make clean.."
+	make clean >& /dev/null
+	echo "cppcheck: make.."
+	nice make -j $JOBS > /dev/null 2>&1
+	if [ $? -eq 0 ]; then
+		echo "Build of cppcheck succeeded"
+	else
+		echo "Build  of cppcheckfailed"
+		exit 1
+	fi
+	cd ${HERE}
+}
+
+#
+#  Build fwts using cppcheck
+#
+cppcheck_fwts()
+{
+	echo "cppchecking fwts.."
+	rm -f ${CPPCHECK_LOG}
+	nice ${CPPCHECK} --force -j $JOBS --enable=all . 2>&1 | tee ${CPPCHECK_LOG}
+}
+
+#
+#  Check for errors
+#
+cppcheck_errors()
+{
+	errors=$(grep "(error" ${CPPCHECK_LOG} | wc -l)
+	warnings=$(grep "(warning" ${CPPCHECK_LOG} | wc -l)
+	echo " "
+	echo "cppcheck found $errors errors and $warnings warnings, see ${CPPCHECK_LOG} for more details."
+}
+
+cppcheck_install_dependencies
+cppcheck_get
+cppcheck_build
+cppcheck_fwts
+cppcheck_errors
-- 
2.7.4