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contrib: macdeploy: make gen-sdk deterministic

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This commit is contained in:
Pavol Rusnak
2022-03-11 16:20:29 +01:00
parent bb0b39ce6f
commit 1868a17e5a
2 changed files with 17 additions and 4 deletions
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9
contrib/macdeploy/gen-sdk
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@@ -75,14 +75,21 @@ def run():
tarinfo.name = str(pathlib.Path(alt_base_dir, tarinfo.name))
if tarinfo.linkname and tarinfo.linkname.startswith("./"):
tarinfo.linkname = str(pathlib.Path(alt_base_dir, tarinfo.linkname))
# make metadata deterministic
tarinfo.mtime = 0
tarinfo.uid, tarinfo.uname = 0, ''
tarinfo.gid, tarinfo.gname = 0, ''
# don't use isdir() as there are also executable files present
tarinfo.mode = 0o0755 if tarinfo.mode & 0o0100 else 0x0644
return tarinfo
with cd(dir_to_add):
# recursion already adds entries in sorted order
tarfp.add(".", recursive=True, filter=change_tarinfo_base)
print("Creating output .tar.gz file...")
with out_sdktgz_path.open("wb") as fp:
with gzip.GzipFile(fileobj=fp, mode='wb', compresslevel=9, mtime=0) as gzf:
with tarfile.open(mode="w", fileobj=gzf) as tarfp:
with tarfile.open(mode="w", fileobj=gzf, format=tarfile.GNU_FORMAT) as tarfp:
print("Adding MacOSX SDK {} files...".format(sdk_version))
tarfp_add_with_base_change(tarfp, sdk_dir, out_name)
print("Adding libc++ headers...")