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-rw-r--r--third_party/dav1d/tests/libfuzzer/meson.build101
1 files changed, 101 insertions, 0 deletions
diff --git a/third_party/dav1d/tests/libfuzzer/meson.build b/third_party/dav1d/tests/libfuzzer/meson.build
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+# Copyright © 2020, VideoLAN and dav1d authors
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+# this list of conditions and the following disclaimer in the documentation
+# and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# Build definition for the dav1d fuzzing binaries
+#
+
+if fuzzing_engine == 'none' and not have_fseeko
+ subdir_done()
+endif
+
+dav1d_fuzzer_sources = files('dav1d_fuzzer.c')
+fuzzer_ldflags = []
+fuzzer_link_lang = {}
+
+if get_option('fuzzer_ldflags') != ''
+ fuzzer_ldflags += [get_option('fuzzer_ldflags')]
+endif
+
+if fuzzing_engine == 'none'
+ dav1d_fuzzer_sources += files('main.c')
+elif fuzzing_engine == 'libfuzzer'
+ fuzzer_ldflags += ['-fsanitize=fuzzer']
+elif fuzzing_engine == 'oss-fuzz'
+ # libFuzzingEngine needs c++
+ add_languages('cpp')
+ fuzzer_link_lang = {'link_language': 'cpp'}
+endif
+
+dav1d_fuzzer = executable('dav1d_fuzzer',
+ dav1d_fuzzer_sources,
+ include_directories: dav1d_inc_dirs,
+ link_args: fuzzer_ldflags,
+ link_with : libdav1d,
+ build_by_default: true,
+ dependencies : [thread_dependency],
+ kwargs: fuzzer_link_lang
+ )
+
+dav1d_fuzzer_mt = executable('dav1d_fuzzer_mt',
+ dav1d_fuzzer_sources,
+ include_directories: dav1d_inc_dirs,
+ c_args: ['-DDAV1D_MT_FUZZING'],
+ link_args: fuzzer_ldflags,
+ link_with : libdav1d,
+ build_by_default: true,
+ dependencies : [thread_dependency],
+ kwargs: fuzzer_link_lang
+ )
+
+objcopy = find_program('objcopy',
+ required: false)
+if (objcopy.found() and
+ not get_option('b_lto') and
+ get_option('default_library') == 'static' and
+ cc.has_function('posix_memalign', prefix : '#include <stdlib.h>', args : test_args))
+
+ libdav1d_af = custom_target('libdav1d_af',
+ input: libdav1d,
+ output: 'libdav1d_af.a',
+ depends: libdav1d,
+ command: [objcopy,
+ '--redefine-sym', 'malloc=__wrap_malloc',
+ '--redefine-sym', 'posix_memalign=__wrap_posix_memalign',
+ '--redefine-sym', 'pthread_create=__wrap_pthread_create',
+ '--redefine-sym', 'pthread_cond_init=__wrap_pthread_cond_init',
+ '--redefine-sym', 'pthread_mutex_init=__wrap_pthread_mutex_init',
+ '@INPUT@', '@OUTPUT@'])
+
+ dav1d_fuzzer_mem = executable('dav1d_fuzzer_mem',
+ dav1d_fuzzer_sources + ['alloc_fail.c'],
+ include_directories: dav1d_inc_dirs,
+ c_args: ['-DDAV1D_ALLOC_FAIL'],
+ link_args: fuzzer_ldflags + [join_paths(libdav1d_af.full_path())],
+ link_depends: libdav1d_af,
+ build_by_default: false,
+ dependencies : [thread_dependency],
+ kwargs: fuzzer_link_lang
+ )
+endif