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* trying to make this more readable to start working on it.

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This commit is contained in:
Faik Uygur
2006-08-29 11:16:12 +00:00
parent 0a3c5b84c0
commit 2f98945588
1 changed files with 25 additions and 18 deletions
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pisi/atomicoperations.py
+25 -18
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@@ -270,6 +270,28 @@ class Install(AtomicOperation):
os.rename(fpath, fpath + '.old')
except pisi.util.FileError, e:
pass
# old config files are kept as they are. New config files from the installed
# packages are saved with ".newconfig" string appended to their names.
def rename_configs():
for path in config_changed:
newconfig = path + '.newconfig'
oldconfig = path + '.old'
if os.path.exists(newconfig):
os.unlink(newconfig)
os.rename(path, newconfig)
os.rename(oldconfig, path)
# remove left over files from the old package.
def clean_leftovers():
new = set(map(lambda x: str(x.path), self.files.list))
old = set(map(lambda x: str(x.path), self.old_files.list))
leftover = old - new
old_fileinfo = {}
for fileinfo in self.old_files.list:
old_fileinfo[str(fileinfo.path)] = fileinfo
for path in leftover:
Remove.remove_file( old_fileinfo[path] )
if self.reinstall:
new = set(map(lambda x: str(x.path), self.files.list))
@@ -293,26 +315,11 @@ class Install(AtomicOperation):
self.package.extract_install(ctx.config.dest_dir())
for path in config_changed:
newconfig = path + '.newconfig'
oldconfig = path + '.old'
if os.path.exists(newconfig):
os.unlink(newconfig)
os.rename(path, newconfig)
os.rename(oldconfig, path)
if config_changed:
rename_configs()
if self.reinstall:
# remove left over files
new = set(map(lambda x: str(x.path), self.files.list))
old = set(map(lambda x: str(x.path), self.old_files.list))
leftover = old - new
old_fileinfo = {}
for fileinfo in self.old_files.list:
old_fileinfo[str(fileinfo.path)] = fileinfo
for path in leftover:
Remove.remove_file( old_fileinfo[path] )
clean_leftovers()
def store_pisi_files(self):