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123 lines
2.8 KiB
Plaintext
123 lines
2.8 KiB
Plaintext
# Copyright 2016 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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group("afl") {
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deps = [
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":afl-cmin",
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":afl-fuzz",
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":afl-showmap",
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":afl-tmin",
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":afl_docs",
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":afl_runtime",
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]
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}
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source_set("afl_runtime") {
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# AFL needs this flag to be built with -Werror. This is because it uses u8*
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# and char* types interchangeably in its source code. The AFL Makefiles use
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# this flag.
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cflags = [ "-Wno-pointer-sign" ]
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configs -= [
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# These functions should not be compiled with sanitizers since they
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# are used by the sanitizers.
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"//build/config/sanitizers:default_sanitizer_flags",
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# Every function in this library should have "default" visibility.
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# Thus we turn off flags which make visibility "hidden" for functions
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# that do not specify visibility.
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# The functions in this library will not conflict with others elsewhere
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# because they begin with a double underscore and/or are static.
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"//build/config/gcc:symbol_visibility_hidden",
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]
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sources = [
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"src/llvm_mode/afl-llvm-rt.o.c",
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]
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}
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afl_headers = [
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"src/alloc-inl.h",
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"src/config.h",
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"src/debug.h",
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"src/types.h",
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"src/hash.h",
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]
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config("afl-tool") {
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cflags = [
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# Include flags from afl's Makefile.
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"-O3",
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"-funroll-loops",
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"-D_FORTIFY_SOURCE=2",
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# These flags are necessary to build with -Werror.
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"-Wno-sign-compare",
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"-Wno-pointer-sign",
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# afl_docs copies docs/ to this location.
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"-DDOC_PATH=\"$root_build_dir/afl/docs/\"",
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# This flag is needed for compilation but is only used for QEMU mode which
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# we do not use. Therefore its value is unimportant.
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"-DBIN_PATH=\"$root_build_dir\"",
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]
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}
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copy("afl-cmin") {
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# afl-cmin is a bash script used to minimize the corpus, therefore we can just
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# copy it over.
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sources = [
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"src/afl-cmin",
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]
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outputs = [
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"$root_build_dir/{{source_file_part}}",
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]
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deps = [
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":afl-showmap",
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]
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}
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copy("afl_docs") {
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# Copy the docs folder. This is so that we can use a real value for for
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# -DDOC_PATH when compiling.
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sources = [
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"src/docs",
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]
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outputs = [
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"$root_build_dir/afl/{{source_file_part}}",
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]
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}
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executable("afl-fuzz") {
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# Used to fuzz programs.
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configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
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configs += [ ":afl-tool" ]
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sources = [
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"src/afl-fuzz.c",
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]
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sources += afl_headers
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}
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executable("afl-tmin") {
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configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
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configs += [ ":afl-tool" ]
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sources = [
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"src/afl-tmin.c",
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]
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sources += afl_headers
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}
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executable("afl-showmap") {
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configs -= [ "//build/config/sanitizers:default_sanitizer_flags" ]
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configs += [ ":afl-tool" ]
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sources = [
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"src/afl-showmap.c",
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]
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sources += afl_headers
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}
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