bin/oss-fuzz-build.sh

   1 #!/bin/bash -e
   2
   3 if [ -z "${OUT}" ] || [ -z "${SRC}" ] || [ -z "${WORK}" ]; then
   4     echo "OUT, SRC or WORK not set - script expects to be called inside oss-fuzz build env"
   5     exit 1
   6 fi
   7
   8 #shuffle CXXFLAGS -stdlib=libc++ arg into CXX as well because we use
   9 #the CXX as the linker and need to pass -stdlib=libc++ to build
  10 export CXX="$CXX -stdlib=libc++ -fsanitize-blacklist=$SRC/libreoffice/bin/sanitize-blacklist.txt"
  11 #similarly force the -fsanitize etc args in as well as pthread to get
  12 #things to link successfully during the build
  13 export LDFLAGS="$CFLAGS -lpthread"
  14
  15 cd $WORK
  16 $SRC/libreoffice/autogen.sh --with-distro=LibreOfficeOssFuzz --with-external-tar=$SRC
  17
  18 #build-time rsc tool leaks a titch
  19 export ASAN_OPTIONS="detect_leaks=0"
  20
  21 make fuzzers
  22
  23 pushd instdir/program
  24 head -c -14 services.rdb  > templateservices.rdb
  25 tail -c +85 ./services/services.rdb >> templateservices.rdb
  26 for a in *fuzzer; do
  27     #some minimal fonts required
  28     cp $a $OUT
  29     mkdir -p $OUT/$a.fonts
  30     cp $SRC/libreoffice/extras/source/truetype/symbol/opens___.ttf ../share/fonts/truetype/Liberation* $OUT/$a.fonts
  31     #minimal runtime requirements
  32     cp templateservices.rdb $OUT/$a.services.rdb
  33     cp types.rdb $OUT/$a.types.rdb
  34     cp types/offapi.rdb $OUT/$a.moretypes.rdb
  35     cat > $OUT/$a.unorc << EOF
  36 [Bootstrap]
  37 URE_INTERNAL_LIB_DIR=\${ORIGIN}
  38 UNO_TYPES=\${ORIGIN}/$a.types.rdb \${ORIGIN}/$a.moretypes.rdb
  39 UNO_SERVICES=\${ORIGIN}/$a.services.rdb
  40 EOF
  41 done
  42 popd
  43
  44 #starting corpuses
  45 cp $SRC/*_seed_corpus.zip $OUT
  46 #fuzzing dictionaries
  47 cp $SRC/*.dict $OUT
  48 #options files
  49 cp $SRC/libreoffice/vcl/workben/*.options $OUT