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proton: Enable e2fs case-folding bit on new prefixes

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Andrew Eikum 2019-06-27 14:49:29 -05:00
parent 030bdcd224
commit 235182da12
1 changed files with 25 additions and 0 deletions
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25
proton
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@ -4,6 +4,8 @@
from __future__ import print_function from __future__ import print_function
import fcntl
import array
import filecmp import filecmp
import json import json
import os import os
@ -323,6 +325,25 @@ def create_fonts_symlinks(prefix_path):
else: else:
os.symlink(fname, lname) os.symlink(fname, lname)
EXT2_IOC_GETFLAGS = 0x80086601
EXT2_IOC_SETFLAGS = 0x40086602
EXT4_CASEFOLD_FL = 0x40000000
def set_dir_casefold_bit(dir_path):
dr = os.open(dir_path, 0o644)
if dr < 0:
return
try:
dat = array.array('I', [0])
if fcntl.ioctl(dr, EXT2_IOC_GETFLAGS, dat, True) >= 0:
dat[0] = dat[0] | EXT4_CASEFOLD_FL
fcntl.ioctl(dr, EXT2_IOC_SETFLAGS, dat, False)
except OSError:
#no problem
pass
os.close(dr)
prefix_lock = FileLock(os.environ["STEAM_COMPAT_DATA_PATH"] + "/pfx.lock", timeout=-1) prefix_lock = FileLock(os.environ["STEAM_COMPAT_DATA_PATH"] + "/pfx.lock", timeout=-1)
with prefix_lock: with prefix_lock:
version_file = os.environ["STEAM_COMPAT_DATA_PATH"] + "/version" version_file = os.environ["STEAM_COMPAT_DATA_PATH"] + "/version"
@ -332,6 +353,10 @@ with prefix_lock:
else: else:
upgrade_pfx(None) upgrade_pfx(None)
if not os.path.exists(prefix):
makedirs(prefix + "/drive_c")
set_dir_casefold_bit(prefix + "/drive_c")
if not os.path.exists(prefix + "/user.reg"): if not os.path.exists(prefix + "/user.reg"):
#copy default prefix into place #copy default prefix into place
with open(os.environ["STEAM_COMPAT_DATA_PATH"] + "/tracked_files", "w") as tfiles: with open(os.environ["STEAM_COMPAT_DATA_PATH"] + "/tracked_files", "w") as tfiles: