Marty Oehme
68b0219354
Renamed bootstrap directory to _bootstrap to conform to default ignore pattern of autostow.sh, and make it visually clear that this is a special directory, not one used for the dotfiles itself.
130 lines
3.2 KiB
Bash
Executable file
130 lines
3.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# autostow.sh
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#
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# Stow automatic symlinking script
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#
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# Invokes stow for every folder within this repository, and that's it.
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ignore="${AUTOSTOW_IGNORED_DIRS}"
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main() {
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case "$1" in
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-s | --stow)
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have_stow
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stow_dirs
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exit 0
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;;
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-d | --delete)
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have_stow
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unstow_dirs
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exit 0
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;;
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-n | --dry-run)
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have_stow
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dryrun
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exit 0
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;;
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-v | --version)
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printf "System bootstrap script.\n\n©Marty Oehme\n\nVersion: 0.2.1\n"
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;;
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-h | --help | *)
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usage
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exit 0
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;;
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esac
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shift
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}
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stow_dirs() {
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printf "Creating dotfile symlinks .................................................\n"
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for d in */; do
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if is_ignored "$d"; then
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printf "ignoring %s\n" "$d"
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continue
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fi
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printf "stowing %s\n" "$d"
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stow -S -t ~ "$d"
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done
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printf "Done creating symlinks ....................................................\n"
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}
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unstow_dirs() {
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printf "Removing dotfile symlinks .................................................\n"
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for d in */; do
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if is_ignored "$d"; then
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printf "ignoring %s\n" "$d"
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continue
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fi
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printf "unstowing %s\n" "$d"
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stow -D -t ~ "$d"
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done
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printf "Done removing symlinks ....................................................\n"
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}
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dryrun() {
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printf "Printing processed directories ............................................\n"
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for d in */; do
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if is_ignored "$d"; then
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printf "ignoring %s\n" "$d"
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continue
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fi
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printf "processing %s\n" "$d"
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done
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printf "Done printing directories .................................................\n"
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}
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is_ignored() {
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IFS=":"
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for ign in $ignore; do
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# it is either passed in through our environment variable
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if [ "$ign" = "$1" ] || [ "$ign/" = "$1" ]; then
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return 0
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fi
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done
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# or it starts with a _ which is ignored by default (that's the regex).
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# (using herestring to avoid cat>grep)
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if grep -q -e '^_[[:alnum:]]\{1,\}' <<<"$1"; then return 0; fi
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return 1
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}
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have_stow() {
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if ! type stow >/dev/null 2>&1; then
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printf "GNU stow needs to be installed for this script to function. Please install stow through your package manager.\n"
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exit 1
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fi
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}
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usage() {
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printf "%s\n" \
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"" \
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" autostow.sh - Automatically stow your dotfiles." \
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" Uses GNU stow to set up automatic links to any dotfiles in subdirectories of this directory." \
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"" \
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" Usage: stow.sh -dhsn" \
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"" \
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" Options:" \
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"" \
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" -h | --help Print out this help." \
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"" \
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" -s | --stow Install dotfiles, by symlinking any directory found next to stow.sh using GNU stow." \
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"" \
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" -d | --delete Remove dotfiles, by unlinking any directory found next to stow.sh using GNU stow." \
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"" \
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" -n | --dry-run Do not invoke any operation but print out directories affected, simulating a dry-run." \
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"" \
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" Note, by default any directory starting with an underscore _directoryname will be ignored." \
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" Additional folders to ignore can be set through the environment variable AUTOSTOW_IGNORED_DIRS " \
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" using a colon-separated string: AUTOSTOW_IGNORED_DIRS=\"directories:to:ignore\" " \
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"" \
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""
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}
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main "$@"
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