scripts/common/scan-build.sh

   1 #!/bin/bash
   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 set -exu
  20
  21 # Required variables
  22 WORKSPACE=${WORKSPACE:-}
  23
  24 DEPS_INC="$WORKSPACE/deps/build/include"
  25 DEPS_LIB="$WORKSPACE/deps/build/lib"
  26 DEPS_PKGCONFIG="$DEPS_LIB/pkgconfig"
  27 DEPS_BIN="$WORKSPACE/deps/build/bin"
  28
  29 export PATH="$DEPS_BIN:$PATH"
  30 export LD_LIBRARY_PATH="$DEPS_LIB:${LD_LIBRARY_PATH:-}"
  31 export PKG_CONFIG_PATH="$DEPS_PKGCONFIG"
  32 export CPPFLAGS="-I$DEPS_INC"
  33 export LDFLAGS="-L$DEPS_LIB"
  34
  35 SRCDIR="$WORKSPACE/src/$PROJECT_NAME"
  36 TMPDIR="$WORKSPACE/tmp"
  37
  38 NPROC=$(nproc)
  39 export CFLAGS="-O0 -g -DDEBUG"
  40
  41 # Directory to archive the scan-build report
  42 SCAN_BUILD_ARCHIVE="${WORKSPACE}/scan-build-archive"
  43
  44 # Create tmp directory
  45 rm -rf "$TMPDIR"
  46 mkdir -p "$TMPDIR"
  47
  48 export TMPDIR
  49
  50 # Builds configured with '-Werror=missing-include-dirs' if this directory
  51 # doesn't exist
  52 mkdir -p "$DEPS_INC"
  53
  54 # temp directory to store the scan-build report
  55 SCAN_BUILD_TMPDIR=$(mktemp -d)
  56
  57 case "$PROJECT_NAME" in
  58 babeltrace)
  59     export BABELTRACE_DEV_MODE=1
  60     export BABELTRACE_DEBUG_MODE=1
  61     export BABELTRACE_MINIMAL_LOG_LEVEL=TRACE
  62     CONF_OPTS="--enable-python-bindings --enable-python-bindings-doc --enable-python-plugins"
  63     BUILD_TYPE="autotools"
  64     ;;
  65 liburcu)
  66     CONF_OPTS=""
  67     BUILD_TYPE="autotools"
  68     ;;
  69 lttng-modules)
  70     CONF_OPTS=""
  71     BUILD_TYPE="autotools"
  72     ;;
  73 lttng-tools)
  74     CONF_OPTS=""
  75     BUILD_TYPE="autotools"
  76     ;;
  77 lttng-ust)
  78     CONF_OPTS="--enable-java-agent-all --enable-python-agent"
  79     BUILD_TYPE="autotools"
  80     export CLASSPATH="/usr/share/java/log4j-1.2.jar"
  81     ;;
  82 linux-rseq)
  83     CONF_OPTS=""
  84     BUILD_TYPE="linux-rseq"
  85     ;;
  86 *)
  87     echo "Generic project, no configure options."
  88     CONF_OPTS=""
  89     BUILD_TYPE="autotools"
  90     ;;
  91 esac
  92
  93 if [ -d "$WORKSPACE/src/linux" ]; then
  94         export KERNELDIR="$WORKSPACE/src/linux"
  95 fi
  96
  97 # Enter the source directory
  98 cd "$SRCDIR"
  99
 100 # Build
 101 case "$BUILD_TYPE" in
 102 autotools)
 103     # Prepare build dir for autotools based projects
 104     if [ -f "./bootstrap" ]; then
 105       ./bootstrap
 106       ./configure $CONF_OPTS
 107     fi
 108
 109     scan-build -k -o "${SCAN_BUILD_TMPDIR}" make -j"$NPROC" V=1
 110     ;;
 111 linux-rseq)
 112     make defconfig
 113     make -j"$NPROC" prepare
 114     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
 115     ;;
 116 *)
 117     echo "Unsupported build type: $BUILD_TYPE"
 118     exit 1
 119     ;;
 120 esac
 121
 122
 123 # get the directory name of the report created by scan-build
 124 SCAN_BUILD_REPORT=$(find "${SCAN_BUILD_TMPDIR}" -maxdepth 1 -not -empty -not -name "$(basename "${SCAN_BUILD_TMPDIR}")")
 125 rc=$?
 126
 127 if [ -z "${SCAN_BUILD_REPORT}" ]; then
 128     echo ">>> No new bugs identified."
 129     echo ">>> No scan-build report has been generated"
 130 else
 131     echo ">>> New scan-build report generated in ${SCAN_BUILD_REPORT}"
 132
 133     if [ ! -d "${SCAN_BUILD_ARCHIVE}" ]; then
 134         echo ">>> Creating scan-build archive directory"
 135         mkdir "${SCAN_BUILD_ARCHIVE}"
 136     else
 137         echo ">>> Removing any previous scan-build reports from ${SCAN_BUILD_ARCHIVE}"
 138         rm -f "${SCAN_BUILD_ARCHIVE}/*"
 139     fi
 140
 141     echo ">>> Archiving scan-build report to ${SCAN_BUILD_ARCHIVE}"
 142     mv "${SCAN_BUILD_REPORT}"/* "${SCAN_BUILD_ARCHIVE}/"
 143
 144     echo ">>> Removing any temporary files and directories"
 145     rm -rf "${SCAN_BUILD_TMPDIR}"
 146 fi
 147
 148 exit ${rc}