mirror of
https://github.com/notwa/rc
synced 2024-11-05 06:39:02 -08:00
127 lines
2.9 KiB
Bash
Executable file
127 lines
2.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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note() {
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echo -E "$@"
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}
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warn() {
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echo -E "$@">&2
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}
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die() {
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warn "$@"
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exit 1
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}
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dotless() {
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[[ "${1:0:1}" == "." ]] && REPLY="${1:1}" || REPLY="$1"
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}
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backup() {
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note "backing up $1"
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mkdir -p "${backup_dir:?backup_dir unset}/$(dirname "$1")"
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[ -e "$backup_dir/$1" ] && die "backup already exists"
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mv "$1" "$backup_dir/$1"
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}
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hardlink() {
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if [ -e "$1" ]; then
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[ "$1" -ef "$2" ] && return
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[ -h "$1" ] && note "removing symbolic link $1" && rm "$1"
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if [ -s "$1" ]; then
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backup "$1" || die "$1 already exists"
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fi
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fi
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ln "$2" "$1" || die "couldn't hardlink $1"
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}
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softlink_nix() {
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if [ -e "$1" ]; then
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if [ -h "$1" ]; then
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[ "$(readlink "$1")" == "$2" ] && return
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note "removing symbolic link $1"
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rm "$1"
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else
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die "$1 already exists and is not a symbolic link"
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fi
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fi
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ln -s "$2" "$1" || die "couldn't symlink $1"
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}
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softlink_pseudo() {
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[ -d "$2" ] || die "$1 is not a directory to softlink"
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if [ ! -d "$1" ]; then
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mkdir "$1" || die "couldn't mkdir $1"
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fi
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ls -A "$2" | while read -r; do
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local d1="$1/$REPLY"
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local d2="$2/$REPLY"
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if [ -d "$d2" ]; then
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softlink_pseudo "$d1" "$d2"
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elif [ -f "$d2" ]; then
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hardlink "$d1" "$d2"
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else
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die "i don't know how to pseudo-symlink $d2"
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fi
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done
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ls -A "$1" | while read -r; do
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local d1="$1/$REPLY"
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local d2="$2/$REPLY"
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if [ -d "$d2" ]; then
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:
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elif [ ! "$d1" -ef "$d2" ]; then
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[ "$d1" == ".vim/.netrwhist" ] && continue
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[ "$d1" == ".vim/backup" ] && continue
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[ "$d1" == ".vim/bundle" ] && continue
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[ "$d1" == ".vim/swp" ] && continue
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[ "$d1" == ".vim/undo" ] && continue
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warn "new destination file. consider manually moving it:"
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warn "$d1"
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fi
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done
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}
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softlink() {
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if [ -n "$MSYSTEM" ]; then
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# MSYS2 does not have nor emulate symbolic links.
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softlink_pseudo "$@"
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else
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softlink_nix "$@"
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fi
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}
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which readlink >/dev/null || exit 1
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rc="$(readlink -f "$(dirname "$0")" )"
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cd "$HOME"
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PATH="${PATH:?No existing PATH}:$rc/sh"
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backup_dir="$rc/backup-$(date '+%s')"
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for f in .bashrc .zshrc .-shrc .streamcrap .ea .vimrc \
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.inputrc .Xresources .screenrc; do
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dotless "$f"
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r="$rc/home/$REPLY"
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hardlink "$f" "$r"
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done
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for d in sh .vim .mpv; do
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dotless "$d"
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r="$rc/$REPLY"
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softlink "$d" "$r"
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done
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grep .bashrc .bash_profile >/dev/null 2>&1 \
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|| echo -e '\n[[ -f ~/.bashrc ]] && . ~/.bashrc' >> .bash_profile
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for d in Desktop Documents Downloads Music Pictures Public Templates Video Videos; do
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[ -d "$d" ] || continue
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is_empty "$d" && rmdir "$d" || note "skipping unempty $d"
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done
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mkdir -p opt/local/bin src work play
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