ceph/src/fmt/test/fuzzing/CMakeLists.txt

   1 # Copyright (c) 2019, Paul Dreik
   2 # License: see LICENSE.rst in the fmt root directory
   3
   4 # Link in the main function. Useful for reproducing, kcov, gdb, afl, valgrind.
   5 # (Note that libFuzzer can also reproduce, just pass it the files.)
   6 option(FMT_FUZZ_LINKMAIN "Enables the reproduce mode, instead of libFuzzer" On)
   7
   8 # For oss-fuzz - insert $LIB_FUZZING_ENGINE into the link flags, but only for
   9 # the fuzz targets, otherwise the CMake configuration step fails.
  10 set(FMT_FUZZ_LDFLAGS "" CACHE STRING "LDFLAGS for the fuzz targets")
  11
  12 # Adds a binary for reproducing, i.e. no fuzzing, just enables replaying data
  13 # through the fuzzers.
  14 function(add_fuzzer source)
  15   get_filename_component(basename ${source} NAME_WE)
  16   set(name ${basename}-fuzzer)
  17   add_executable(${name} ${source} fuzzer-common.h)
  18   if (FMT_FUZZ_LINKMAIN)
  19     target_sources(${name} PRIVATE main.cc)
  20   endif ()
  21   target_link_libraries(${name} PRIVATE fmt)
  22   if (FMT_FUZZ_LDFLAGS)
  23     target_link_libraries(${name} PRIVATE ${FMT_FUZZ_LDFLAGS})
  24   endif ()
  25   target_compile_features(${name} PRIVATE cxx_generic_lambdas)
  26 endfunction()
  27
  28 foreach (source chrono-duration.cc float.cc named-arg.cc one-arg.cc two-args.cc)
  29   add_fuzzer(${source})
  30 endforeach ()