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#!/usr/bin/python
#
# Copyright 2019 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Creates a GN include file for building dav1d from source."""
__author__ = "dalecurtis@chromium.org (Dale Curtis)"
import datetime
import glob
COPYRIGHT = """# Copyright %d The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# NOTE: this file is autogenerated by dav1d/generate_sources.py - DO NOT EDIT.
""" % (
datetime.datetime.now().year)
# .c files which don't need -DBIT_DEPTH specified for each compilation.
DAV1D_ENTRY_POINT_SOURCES = [
"libdav1d/src/lib.c",
"libdav1d/src/thread_task.c",
"libdav1d/src/thread_task.h",
]
def WriteArray(fd, var_name, array, filter_list=[], last_entry=False):
if len(array) == 0:
fd.write("var_name = []\n")
return
fd.write("%s = [\n" % var_name)
for item in sorted(array):
if item not in filter_list:
fd.write(" \"%s\",\n" % item)
fd.write("]\n")
if not last_entry:
fd.write("\n")
def WriteGn(fd):
fd.write(COPYRIGHT)
WriteArray(fd, "x86_asm_sources", glob.glob("libdav1d/src/x86/*.asm"))
WriteArray(fd, "x86_template_sources", glob.glob("libdav1d/src/x86/*_tmpl.c"))
# TODO(dalecurtis): May want to exclude "util.S" here.
WriteArray(fd, "arm32_asm_sources", glob.glob("libdav1d/src/arm/32/*.S"))
WriteArray(fd, "arm64_asm_sources", glob.glob("libdav1d/src/arm/64/*.S"))
WriteArray(fd, "arm_template_sources", glob.glob("libdav1d/src/arm/*_tmpl.c"))
template_sources = glob.glob("libdav1d/src/*_tmpl.c")
WriteArray(fd, "template_sources", template_sources)
# Generate list of sources which need to be compiled multiple times with the
# correct -DBIT_DEPTH=8|10 option specified each time.
WriteArray(fd, "c_sources", glob.glob("libdav1d/src/*.[c|h]"),
DAV1D_ENTRY_POINT_SOURCES + template_sources)
WriteArray(
fd, "entry_point_sources", DAV1D_ENTRY_POINT_SOURCES, last_entry=True)
def main():
with open("dav1d_generated.gni", "w") as fd:
WriteGn(fd)
if __name__ == "__main__":
main()
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