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Make the init script idempotent

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Sami Samhuri 2025-09-20 12:53:48 -07:00
parent 1db9de17e1
commit aedd9edb9c
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1 changed files with 46 additions and 14 deletions
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60
init.sh
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@ -1,13 +1,17 @@
#!/bin/bash #!/bin/bash
BASENAME="${0##*/}" # Get the directory where this script resides
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
if [ x"$1" != x ]; then # Use provided path or default to script directory
CONFIG_PATH="$1" if [ -n "$1" ]; then
elif [ -d "${HOME}/config" ]; then CONFIG_PATH="$(cd "$1" && pwd)"
CONFIG_PATH="${HOME}/config"
else else
echo "Error: no config dir found" CONFIG_PATH="$SCRIPT_DIR"
fi
if [ ! -d "$CONFIG_PATH" ]; then
echo "Error: config directory not found: $CONFIG_PATH"
exit 1 exit 1
fi fi
@ -15,18 +19,46 @@ link_config() {
SRC="$1" SRC="$1"
NAME=$(basename "$SRC") NAME=$(basename "$SRC")
DEST="${HOME}/.${NAME}" DEST="${HOME}/.${NAME}"
if [ -e "$DEST" ]; then
echo "Existing file found at ${DEST}, moving to ~/original-dot-files." # Check if destination exists
mkdir "${HOME}/original-dot-files" >/dev/null 2>/dev/null if [ -e "$DEST" ] || [ -L "$DEST" ]; then
mv "$DEST" original-dot-files/ # If it's already a symlink pointing to the right place, skip it
if [ -L "$DEST" ] && [ "$(readlink "$DEST")" = "$SRC" ]; then
echo "✓ ${DEST} already linked correctly"
return 0
fi fi
# Otherwise, back it up
echo "Backing up existing ${DEST} to ~/original-dot-files/"
mkdir -p "${HOME}/original-dot-files"
mv "$DEST" "${HOME}/original-dot-files/${NAME}.$(date +%Y%m%d_%H%M%S)"
fi
# Create the symlink
ln -s "$SRC" "$DEST" ln -s "$SRC" "$DEST"
echo "→ Linked ${DEST} to ${SRC}"
} }
cd "$CONFIG_PATH" # Files to exclude from symlinking
EXCLUDE_FILES=("init.sh" "zsh" "Brewfile", "CLAUDE.md")
for FILE in *; do echo "Creating symlinks from ${CONFIG_PATH}..."
if [ "$FILE" != "init.sh" ] && [ "$FILE" != "zsh" ] && [ "$FILE" != "Brewfile" ]; then
link_config "${CONFIG_PATH}/$FILE" for FILE in "$CONFIG_PATH"/*; do
BASENAME=$(basename "$FILE")
# Skip if file is in exclude list
SKIP=false
for EXCLUDE in "${EXCLUDE_FILES[@]}"; do
if [ "$BASENAME" = "$EXCLUDE" ]; then
SKIP=true
break
fi fi
done done
if [ "$SKIP" = false ] && [ -f "$FILE" ]; then
link_config "$FILE"
fi
done
echo "Done!"