My Unix config files and shell scripts, optimized for Fedora, Debian, macOS and Windows (in that order).
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8 years ago
#!/usr/bin/env python
"""Initialize your dotfiles setup.
Usage: setup [--install]
This will create symlinks in $HOME for every file listed in ./home in this
repository. It will NOT delete existing files in $HOME; use the --install
option to delete existing files."""
from __future__ import print_function
import sys
import os
import os.path
import shutil
import re
# Install? (deletes existing files in $HOME).
install = "--install" in sys.argv
# Get the path to the git repo.
basedir = os.path.abspath(os.path.dirname(__file__))
homedir = os.environ.get("HOME", ".")
source = os.path.join(basedir, "home")
print("Setting up .dotfiles")
print("====================")
print("")
if install:
print("* Install mode: will delete files in $HOME and set up symlinks!")
def crawl(folder):
"""Recursively crawl a folder. Directories will be created relative to
$HOME, and files in those directories will be symlinked."""
for item in sorted(os.listdir(folder)):
# Resolve the path to this file relative to $HOME and the absolute
# path to the symlink target. First get the path to the target.
target = os.path.join(folder, item)
# Remove the source dir prefix from it to get the path relative
# to the "./home" folder, then use that for $HOME.
path = re.sub(r'^{}/'.format(source), '', target)
home = os.path.join(homedir, path)
# If the target is a directory, make sure it exists relative to $HOME.
if os.path.isdir(target):
if not os.path.isdir(home):
print("Create directory:", home)
os.mkdir(home)
# Recursively crawl it.
crawl(target)
continue
# Otherwise it's a file. In install mode, delete the existing file.
if os.path.exists(home) or os.path.islink(home):
if install:
print("Delete:", home)
os.unlink(home)
elif not os.path.islink(home):
print("Found existing (non-link file), but not in --install mode:", home)
continue
8 years ago
# Already linked?
if os.path.islink(home):
link = os.readlink(home)
if link == target:
print("Already linked:", home)
continue
else:
print("Delete existing link:", home)
os.unlink(home)
# Link it.
print("Link: {} -> {}".format(home, target))
os.symlink(target, home)
crawl(source)
# vim:expandtab