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 # Required variables
  20 WORKSPACE=${WORKSPACE:-}
  21
  22 DEPS_INC="$WORKSPACE/deps/build/include"
  23 DEPS_LIB="$WORKSPACE/deps/build/lib"
  24 DEPS_PKGCONFIG="$DEPS_LIB/pkgconfig"
  25 DEPS_BIN="$WORKSPACE/deps/build/bin"
  26
  27 export PATH="$DEPS_BIN:$PATH"
  28 export LD_LIBRARY_PATH="$DEPS_LIB:${LD_LIBRARY_PATH:-}"
  29 export PKG_CONFIG_PATH="$DEPS_PKGCONFIG"
  30 export CPPFLAGS="-I$DEPS_INC"
  31 export LDFLAGS="-L$DEPS_LIB"
  32
  33 SRCDIR="$WORKSPACE/src/$PROJECT_NAME"
  34 TMPDIR="$WORKSPACE/tmp"
  35
  36 NPROC=$(nproc)
  37 export CFLAGS="-O0 -g -DDEBUG"
  38
  39 # Directory to archive the scan-build report
  40 SCAN_BUILD_ARCHIVE="${WORKSPACE}/scan-build-archive"
  41
  42 # Create tmp directory
  43 rm -rf "$TMPDIR"
  44 mkdir -p "$TMPDIR"
  45
  46 export TMPDIR
  47
  48 # temp directory to store the scan-build report
  49 SCAN_BUILD_TMPDIR=$(mktemp -d)
  50
  51 case "$PROJECT_NAME" in
  52 babeltrace)
  53     export BABELTRACE_DEV_MODE=1
  54     export BABELTRACE_DEBUG_MODE=1
  55     export BABELTRACE_MINIMAL_LOG_LEVEL=TRACE
  56     CONF_OPTS="--enable-python-bindings --enable-python-bindings-doc --enable-python-plugins"
  57     BUILD_TYPE="autotools"
  58     ;;
  59 liburcu)
  60     CONF_OPTS=""
  61     BUILD_TYPE="autotools"
  62     ;;
  63 lttng-modules)
  64     CONF_OPTS=""
  65     BUILD_TYPE="autotools"
  66     ;;
  67 lttng-tools)
  68     CONF_OPTS=""
  69     BUILD_TYPE="autotools"
  70     ;;
  71 lttng-ust)
  72     CONF_OPTS="--enable-java-agent-all --enable-python-agent"
  73     BUILD_TYPE="autotools"
  74     export CLASSPATH="/usr/share/java/log4j-1.2.jar"
  75     ;;
  76 linux-rseq)
  77     CONF_OPTS=""
  78     BUILD_TYPE="linux-rseq"
  79     ;;
  80 *)
  81     echo "Generic project, no configure options."
  82     CONF_OPTS=""
  83     BUILD_TYPE="autotools"
  84     ;;
  85 esac
  86
  87 if [ -d "$WORKSPACE/src/linux" ]; then
  88         export KERNELDIR="$WORKSPACE/src/linux"
  89 fi
  90
  91 # Enter the source directory
  92 cd "$SRCDIR"
  93
  94 # Build
  95 case "$BUILD_TYPE" in
  96 autotools)
  97     # Prepare build dir for autotools based projects
  98     if [ -f "./bootstrap" ]; then
  99       ./bootstrap
 100       ./configure $CONF_OPTS
 101     fi
 102
 103     scan-build -k -o "${SCAN_BUILD_TMPDIR}" make -j"$NPROC" V=1
 104     ;;
 105 linux-rseq)
 106     make defconfig
 107     make -j"$NPROC" prepare
 108     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
 109     ;;
 110 *)
 111     echo "Unsupported build type: $BUILD_TYPE"
 112     exit 1
 113     ;;
 114 esac
 115
 116
 117 # get the directory name of the report created by scan-build
 118 SCAN_BUILD_REPORT=$(find "${SCAN_BUILD_TMPDIR}" -maxdepth 1 -not -empty -not -name "$(basename "${SCAN_BUILD_TMPDIR}")")
 119 rc=$?
 120
 121 if [ -z "${SCAN_BUILD_REPORT}" ]; then
 122     echo ">>> No new bugs identified."
 123     echo ">>> No scan-build report has been generated"
 124 else
 125     echo ">>> New scan-build report generated in ${SCAN_BUILD_REPORT}"
 126
 127     if [ ! -d "${SCAN_BUILD_ARCHIVE}" ]; then
 128         echo ">>> Creating scan-build archive directory"
 129         mkdir "${SCAN_BUILD_ARCHIVE}"
 130     else
 131         echo ">>> Removing any previous scan-build reports from ${SCAN_BUILD_ARCHIVE}"
 132         rm -f "${SCAN_BUILD_ARCHIVE}/*"
 133     fi
 134
 135     echo ">>> Archiving scan-build report to ${SCAN_BUILD_ARCHIVE}"
 136     mv "${SCAN_BUILD_REPORT}"/* "${SCAN_BUILD_ARCHIVE}/"
 137
 138     echo ">>> Removing any temporary files and directories"
 139     rm -rf "${SCAN_BUILD_TMPDIR}"
 140 fi
 141
 142 exit ${rc}