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Reorganize zstd_deps.h and mem.h + replace mem.h for the kernel

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This commit is contained in:
Nick Terrell
2020-09-24 14:22:56 -07:00
parent 260fc75028
commit 9ae0483858
9 changed files with 409 additions and 93 deletions
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12
contrib/freestanding_lib/freestanding.py
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@ -21,6 +21,7 @@ from typing import Optional
INCLUDED_SUBDIRS = ["common", "compress", "decompress"]
SKIPPED_FILES = [
"common/mem.h",
"common/zstd_deps.h",
"common/pool.c",
"common/pool.h",
@ -386,13 +387,14 @@ class PartialPreprocessor(object):
class Freestanding(object):
def __init__(
self,zstd_deps: str, source_lib: str, output_lib: str,
self, zstd_deps: str, mem: str, source_lib: str, output_lib: str,
external_xxhash: bool, xxh64_state: Optional[str],
xxh64_prefix: Optional[str], rewritten_includes: [(str, str)],
defs: [(str, Optional[str])], replaces: [(str, str)],
undefs: [str], excludes: [str]
):
self._zstd_deps = zstd_deps
self._mem = mem
self._src_lib = source_lib
self._dst_lib = output_lib
self._external_xxhash = external_xxhash
@ -453,6 +455,11 @@ class Freestanding(object):
self._log(f"Copying zstd_deps: {self._zstd_deps} -> {dst_zstd_deps}")
shutil.copyfile(self._zstd_deps, dst_zstd_deps)
def _copy_mem(self):
dst_mem = os.path.join(self._dst_lib, "common", "mem.h")
self._log(f"Copying mem: {self._mem} -> {dst_mem}")
shutil.copyfile(self._mem, dst_mem)
def _hardwire_preprocessor(self, name: str, value: Optional[str] = None, undef=False):
"""
If value=None then hardwire that it is defined, but not what the value is.
@ -553,6 +560,7 @@ class Freestanding(object):
def go(self):
self._copy_source_lib()
self._copy_zstd_deps()
self._copy_mem()
self._hardwire_defines()
self._remove_excludes()
self._rewrite_includes()
@ -587,6 +595,7 @@ def parse_pair(rewritten_includes: [str]) -> [(str, str)]:
def main(name, args):
parser = argparse.ArgumentParser(prog=name)
parser.add_argument("--zstd-deps", default="zstd_deps.h", help="Zstd dependencies file")
parser.add_argument("--mem", default="mem.h", help="Memory module")
parser.add_argument("--source-lib", default="../../lib", help="Location of the zstd library")
parser.add_argument("--output-lib", default="./freestanding_lib", help="Where to output the freestanding zstd library")
parser.add_argument("--xxhash", default=None, help="Alternate external xxhash include e.g. --xxhash='<xxhash.h>'. If set xxhash is not included.")
@ -630,6 +639,7 @@ def main(name, args):
Freestanding(
args.zstd_deps,
args.mem,
args.source_lib,
args.output_lib,
external_xxhash,