scripts/common/scan-build.sh

   1 #!/bin/bash -exu
   2 #
   3 # Copyright (C) 2015 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
   4 # Copyright (C) 2019 Michael Jeanson <mjeanson@efficios.com>
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19
  20 # do not exit immediately if any command fails
  21 set +e
  22
  23 SRCDIR="$WORKSPACE/src/$PROJECT_NAME"
  24 TMPDIR="$WORKSPACE/tmp"
  25
  26 NPROC=$(nproc)
  27 export CFLAGS="-O0 -g -DDEBUG"
  28
  29 # Directory to archive the scan-build report
  30 SCAN_BUILD_ARCHIVE="${WORKSPACE}/scan-build-archive"
  31
  32 # Create tmp directory
  33 rm -rf "$TMPDIR"
  34 mkdir -p "$TMPDIR"
  35
  36 export TMPDIR
  37
  38 # temp directory to store the scan-build report
  39 SCAN_BUILD_TMPDIR=$( mktemp -d )
  40
  41 case "$PROJECT_NAME" in
  42 babeltrace)
  43     export BABELTRACE_DEV_MODE=1
  44     CONF_OPTS="--enable-python-bindings --enable-python-bindings-doc --enable-python-plugins"
  45     BUILD_TYPE="autotools"
  46     ;;
  47 liburcu)
  48     CONF_OPTS=""
  49     BUILD_TYPE="autotools"
  50     ;;
  51 lttng-modules)
  52     CONF_OPTS=""
  53     BUILD_TYPE="autotools"
  54     ;;
  55 lttng-tools)
  56     CONF_OPTS=""
  57     BUILD_TYPE="autotools"
  58     ;;
  59 lttng-ust)
  60     CONF_OPTS="--enable-java-agent-all --enable-python-agent"
  61     BUILD_TYPE="autotools"
  62     export CLASSPATH="/usr/share/java/log4j-1.2.jar"
  63     ;;
  64 linux-rseq)
  65     CONF_OPTS=""
  66     BUILD_TYPE="linux-rseq"
  67     ;;
  68 *)
  69     echo "Generic project, no configure options."
  70     CONF_OPTS=""
  71     BUILD_TYPE="autotools"
  72     ;;
  73 esac
  74
  75 # liburcu dependency
  76 if [ -d "$WORKSPACE/deps/liburcu" ]; then
  77   URCU_INCS="$WORKSPACE/deps/liburcu/build/include/"
  78   URCU_LIBS="$WORKSPACE/deps/liburcu/build/lib/"
  79
  80   export CPPFLAGS="-I$URCU_INCS ${CPPFLAGS:-}"
  81   export LDFLAGS="-L$URCU_LIBS ${LDFLAGS:-}"
  82   export LD_LIBRARY_PATH="$URCU_LIBS:${LD_LIBRARY_PATH:-}"
  83 fi
  84
  85
  86 # lttng-ust dependency
  87 if [ -d "$WORKSPACE/deps/lttng-ust" ]; then
  88   UST_INCS="$WORKSPACE/deps/lttng-ust/build/include/"
  89   UST_LIBS="$WORKSPACE/deps/lttng-ust/build/lib/"
  90
  91   export CPPFLAGS="-I$UST_INCS ${CPPFLAGS:-}"
  92   export LDFLAGS="-L$UST_LIBS ${LDFLAGS:-}"
  93   export LD_LIBRARY_PATH="$UST_LIBS:${LD_LIBRARY_PATH:-}"
  94 fi
  95
  96 if [ -d "$WORKSPACE/src/linux" ]; then
  97         export KERNELDIR="$WORKSPACE/src/linux"
  98 fi
  99
 100 # Enter the source directory
 101 cd "$SRCDIR"
 102
 103 # Build
 104 echo -e "\033[33;1mRunning Coverity Scan Analysis Tool...\033[0m"
 105 case "$BUILD_TYPE" in
 106 autotools)
 107     # Prepare build dir for autotools based projects
 108     if [ -f "./bootstrap" ]; then
 109       ./bootstrap
 110       ./configure $CONF_OPTS
 111     fi
 112
 113     scan-build -k -o "${SCAN_BUILD_TMPDIR}" make -j"$NPROC" V=1
 114     ;;
 115 linux-rseq)
 116     make defconfig
 117     make -j"$NPROC" prepare
 118     scan-build -k -o "${SCAN_BUILD_TMPDIR}" make -j"$NPROC" kernel/rseq.o kernel/do_on_cpu/core.o kernel/do_on_cpu/interpreter.o kernel/do_on_cpu/validate.o V=1
 119     ;;
 120 *)
 121     echo "Unsupported build type: $BUILD_TYPE"
 122     exit 1
 123     ;;
 124 esac
 125
 126
 127 # get the directory name of the report created by scan-build
 128 SCAN_BUILD_REPORT=$(find "${SCAN_BUILD_TMPDIR}" -maxdepth 1 -not -empty -not -name "$(basename "${SCAN_BUILD_TMPDIR}")")
 129 rc=$?
 130
 131 if [ -z "${SCAN_BUILD_REPORT}" ]; then
 132     echo ">>> No new bugs identified."
 133     echo ">>> No scan-build report has been generated"
 134 else
 135     echo ">>> New scan-build report generated in ${SCAN_BUILD_REPORT}"
 136
 137     if [ ! -d "${SCAN_BUILD_ARCHIVE}" ]; then
 138         echo ">>> Creating scan-build archive directory"
 139         mkdir "${SCAN_BUILD_ARCHIVE}"
 140     else
 141         echo ">>> Removing any previous scan-build reports from ${SCAN_BUILD_ARCHIVE}"
 142         rm -f "${SCAN_BUILD_ARCHIVE}/*"
 143     fi
 144
 145     echo ">>> Archiving scan-build report to ${SCAN_BUILD_ARCHIVE}"
 146     mv "${SCAN_BUILD_REPORT}"/* "${SCAN_BUILD_ARCHIVE}/"
 147
 148     echo ">>> Removing any temporary files and directories"
 149     rm -rf "${SCAN_BUILD_TMPDIR}"
 150 fi
 151
 152 exit ${rc}