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authorGravatar David Drysdale <drysdale@google.com>2020-09-11 14:57:27 +0100
committerGravatar GitHub <noreply@github.com>2020-09-11 06:57:27 -0700
commit008f2177e428aa7644117c551eeaff376b28bb15 (patch)
treec3d017753e683a7f1656af0a9340ac35beaf3f73
parent9180b87233160a2bf5930b1d9948d50a445277e3 (diff)
[c-ares] Update build script for upstream changes (#4441)
* [c-ares] Update build script for upstream changes Upstream https://github.com/c-ares/c-ares/pull/349 re-organized the c-ares source tree, so update build.sh to find things in their new places. Also remove the CFLAGS workaround, which seems to be no longer needed (and also seems to result in a malformed test/Makefile being generated). Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25566 * [c-ares] Disable dataflow config Has link errors due to https://github.com/google/oss-fuzz/issues/3388
-rwxr-xr-xprojects/c-ares/build.sh14
-rw-r--r--projects/c-ares/project.yaml2
2 files changed, 4 insertions, 12 deletions
diff --git a/projects/c-ares/build.sh b/projects/c-ares/build.sh
index decac119..2d68ee7e 100755
--- a/projects/c-ares/build.sh
+++ b/projects/c-ares/build.sh
@@ -15,12 +15,6 @@
#
################################################################################
-# Remove -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION from CFLAGS
-# as a workaround for https://github.com/google/oss-fuzz/issues/413.
-# It's unclear why the c-ares configure is that picky;
-# a better fix would probably be in the c-ares build system.
-CFLAGS=$(for f in $CFLAGS; do [ $f != "-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION" ] && echo $f; done);
-
# Build the project.
./buildconf
./configure --enable-debug
@@ -28,16 +22,16 @@ make clean
make -j$(nproc) V=1 all
# Build the fuzzers.
-$CC $CFLAGS -I. -c $SRC/c-ares/test/ares-test-fuzz.c -o $WORK/ares-test-fuzz.o
+$CC $CFLAGS -Iinclude -Isrc/lib -c $SRC/c-ares/test/ares-test-fuzz.c -o $WORK/ares-test-fuzz.o
$CXX $CXXFLAGS -std=c++11 $WORK/ares-test-fuzz.o \
-o $OUT/ares_parse_reply_fuzzer \
- $LIB_FUZZING_ENGINE $SRC/c-ares/.libs/libcares.a
+ $LIB_FUZZING_ENGINE $SRC/c-ares/src/lib/.libs/libcares.a
-$CC $CFLAGS -I. -c $SRC/c-ares/test/ares-test-fuzz-name.c \
+$CC $CFLAGS -Iinclude -Isrc/lib -c $SRC/c-ares/test/ares-test-fuzz-name.c \
-o $WORK/ares-test-fuzz-name.o
$CXX $CXXFLAGS -std=c++11 $WORK/ares-test-fuzz-name.o \
-o $OUT/ares_create_query_fuzzer \
- $LIB_FUZZING_ENGINE $SRC/c-ares/.libs/libcares.a
+ $LIB_FUZZING_ENGINE $SRC/c-ares/src/lib/.libs/libcares.a
# Archive and copy to $OUT seed corpus if the build succeeded.
zip -j $OUT/ares_parse_reply_fuzzer_seed_corpus.zip $SRC/c-ares/test/fuzzinput/*
diff --git a/projects/c-ares/project.yaml b/projects/c-ares/project.yaml
index 55616eca..1df8a19f 100644
--- a/projects/c-ares/project.yaml
+++ b/projects/c-ares/project.yaml
@@ -5,12 +5,10 @@ fuzzing_engines:
- afl
- libfuzzer
- honggfuzz
- - dataflow
sanitizers:
- address
- memory
- undefined
- - dataflow
architectures:
- x86_64
- i386