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 "$TMPDIR"
  45
  46 export TMPDIR
  47
  48 # Builds configured with '-Werror=missing-include-dirs' if this directory
  49 # doesn't exist
  50 mkdir -p "$DEPS_INC"
  51
  52 # temp directory to store the scan-build report
  53 SCAN_BUILD_TMPDIR=$(mktemp -d)
  54
  55 case "$PROJECT_NAME" in
  56 babeltrace)
  57     export BABELTRACE_DEV_MODE=1
  58     export BABELTRACE_DEBUG_MODE=1
  59     export BABELTRACE_MINIMAL_LOG_LEVEL=TRACE
  60     CONF_OPTS="--enable-python-bindings --enable-python-bindings-doc --enable-python-plugins"
  61     BUILD_TYPE="autotools"
  62     ;;
  63 liburcu)
  64     CONF_OPTS=""
  65     BUILD_TYPE="autotools"
  66     ;;
  67 lttng-modules)
  68     CONF_OPTS=""
  69     BUILD_TYPE="autotools"
  70     ;;
  71 lttng-tools)
  72     CONF_OPTS=""
  73     BUILD_TYPE="autotools"
  74     ;;
  75 lttng-ust)
  76     CONF_OPTS="--enable-java-agent-all --enable-python-agent"
  77     BUILD_TYPE="autotools"
  78     export CLASSPATH="/usr/share/java/log4j-1.2.jar"
  79     ;;
  80 linux-rseq)
  81     CONF_OPTS=""
  82     BUILD_TYPE="linux-rseq"
  83     ;;
  84 *)
  85     echo "Generic project, no configure options."
  86     CONF_OPTS=""
  87     BUILD_TYPE="autotools"
  88     ;;
  89 esac
  90
  91 if [ -d "$WORKSPACE/src/linux" ]; then
  92         export KERNELDIR="$WORKSPACE/src/linux"
  93 fi
  94
  95 # Enter the source directory
  96 cd "$SRCDIR"
  97
  98 # Build
  99 case "$BUILD_TYPE" in
 100 autotools)
 101     # Prepare build dir for autotools based projects
 102     if [ -f "./bootstrap" ]; then
 103       ./bootstrap
 104       ./configure $CONF_OPTS
 105     fi
 106
 107     scan-build -k -o "${SCAN_BUILD_TMPDIR}" make -j"$NPROC" V=1
 108     ;;
 109 linux-rseq)
 110     make defconfig
 111     make -j"$NPROC" prepare
 112     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
 113     ;;
 114 *)
 115     echo "Unsupported build type: $BUILD_TYPE"
 116     exit 1
 117     ;;
 118 esac
 119
 120
 121 # get the directory name of the report created by scan-build
 122 SCAN_BUILD_REPORT=$(find "${SCAN_BUILD_TMPDIR}" -maxdepth 1 -not -empty -not -name "$(basename "${SCAN_BUILD_TMPDIR}")")
 123 rc=$?
 124
 125 if [ -z "${SCAN_BUILD_REPORT}" ]; then
 126     echo ">>> No new bugs identified."
 127     echo ">>> No scan-build report has been generated"
 128 else
 129     echo ">>> New scan-build report generated in ${SCAN_BUILD_REPORT}"
 130
 131     if [ ! -d "${SCAN_BUILD_ARCHIVE}" ]; then
 132         echo ">>> Creating scan-build archive directory"
 133         mkdir "${SCAN_BUILD_ARCHIVE}"
 134     else
 135         echo ">>> Removing any previous scan-build reports from ${SCAN_BUILD_ARCHIVE}"
 136         rm -f "${SCAN_BUILD_ARCHIVE}/*"
 137     fi
 138
 139     echo ">>> Archiving scan-build report to ${SCAN_BUILD_ARCHIVE}"
 140     mv "${SCAN_BUILD_REPORT}"/* "${SCAN_BUILD_ARCHIVE}/"
 141
 142     echo ">>> Removing any temporary files and directories"
 143     rm -rf "${SCAN_BUILD_TMPDIR}"
 144 fi
 145
 146 exit ${rc}