mirror of
https://code.videolan.org/videolan/dav1d
synced 2024-11-14 22:58:33 +01:00
0d6a31f275
The intent was good, but in practice it results in a significant amount of problems due to various compiler bugs for negligible gains.
102 lines
4.0 KiB
Meson
102 lines
4.0 KiB
Meson
# Copyright © 2020, VideoLAN and dav1d authors
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Build definition for the dav1d fuzzing binaries
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#
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if fuzzing_engine == 'none' and not have_fseeko
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subdir_done()
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endif
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dav1d_fuzzer_sources = files('dav1d_fuzzer.c')
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fuzzer_ldflags = []
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fuzzer_link_lang = {}
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if get_option('fuzzer_ldflags') != ''
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fuzzer_ldflags += [get_option('fuzzer_ldflags')]
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endif
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if fuzzing_engine == 'none'
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dav1d_fuzzer_sources += files('main.c')
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elif fuzzing_engine == 'libfuzzer'
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fuzzer_ldflags += ['-fsanitize=fuzzer']
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elif fuzzing_engine == 'oss-fuzz'
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# libFuzzingEngine needs c++
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add_languages('cpp')
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fuzzer_link_lang = {'link_language': 'cpp'}
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endif
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dav1d_fuzzer = executable('dav1d_fuzzer',
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dav1d_fuzzer_sources,
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include_directories: dav1d_inc_dirs,
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link_args: fuzzer_ldflags,
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link_with : libdav1d,
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build_by_default: true,
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dependencies : [thread_dependency],
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kwargs: fuzzer_link_lang
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)
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dav1d_fuzzer_mt = executable('dav1d_fuzzer_mt',
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dav1d_fuzzer_sources,
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include_directories: dav1d_inc_dirs,
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c_args: ['-DDAV1D_MT_FUZZING'],
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link_args: fuzzer_ldflags,
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link_with : libdav1d,
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build_by_default: true,
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dependencies : [thread_dependency],
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kwargs: fuzzer_link_lang
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)
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objcopy = find_program('objcopy',
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required: false)
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if (objcopy.found() and
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not get_option('b_lto') and
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get_option('default_library') == 'static' and
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cc.has_function('posix_memalign', prefix : '#include <stdlib.h>', args : test_args))
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libdav1d_af = custom_target('libdav1d_af',
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input: libdav1d,
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output: 'libdav1d_af.a',
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depends: libdav1d,
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command: [objcopy,
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'--redefine-sym', 'malloc=__wrap_malloc',
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'--redefine-sym', 'posix_memalign=__wrap_posix_memalign',
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'--redefine-sym', 'pthread_create=__wrap_pthread_create',
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'--redefine-sym', 'pthread_cond_init=__wrap_pthread_cond_init',
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'--redefine-sym', 'pthread_mutex_init=__wrap_pthread_mutex_init',
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'@INPUT@', '@OUTPUT@'])
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dav1d_fuzzer_mem = executable('dav1d_fuzzer_mem',
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dav1d_fuzzer_sources + ['alloc_fail.c'],
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include_directories: dav1d_inc_dirs,
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c_args: ['-DDAV1D_ALLOC_FAIL'],
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link_args: fuzzer_ldflags + [join_paths(libdav1d_af.full_path())],
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link_depends: libdav1d_af,
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build_by_default: false,
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dependencies : [thread_dependency],
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kwargs: fuzzer_link_lang
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)
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endif
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