John Ogle
49e6df605d
Add consistent --help/-h argument handling to update-doomemacs.sh, rotate-wallpaper.sh, and upgrade.sh scripts. Each script now displays usage information and a description of what it does. update-claude-code already had --help support.
107 lines
3.3 KiB
Bash
Executable File
107 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Parse arguments
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while [[ $# -gt 0 ]]; do
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case $1 in
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--help|-h)
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echo "Usage: $0 [OPTIONS]"
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echo ""
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echo "Update Doom Emacs to the latest commit from the doomemacs repository."
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echo ""
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echo "This script fetches the latest commit SHA from the default branch,"
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echo "updates the rev and sha256 in home/roles/emacs/default.nix, and"
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echo "prepares the configuration for a system rebuild."
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echo ""
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echo "Options:"
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echo " --help, -h Show this help message"
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exit 0
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;;
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*)
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echo "Unknown option: $1"
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echo "Use --help for usage information"
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exit 1
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;;
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esac
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done
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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# Configuration
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OWNER="doomemacs"
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REPO="doomemacs"
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FILE="home/roles/emacs/default.nix"
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# Use current working directory as repo root (allows running from anywhere in the repo)
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REPO_ROOT="${REPO_ROOT:-$(git rev-parse --show-toplevel 2>/dev/null || pwd)}"
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TARGET_FILE="$REPO_ROOT/$FILE"
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echo -e "${GREEN}Updating DoomEmacs to latest commit...${NC}"
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# Check if file exists
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if [[ ! -f "$TARGET_FILE" ]]; then
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echo -e "${RED}Error: $TARGET_FILE not found${NC}"
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exit 1
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fi
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# Get the default branch first
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echo "Fetching repository information..."
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DEFAULT_BRANCH=$(curl -s "https://api.github.com/repos/$OWNER/$REPO" | jq -r '.default_branch')
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if [[ -z "$DEFAULT_BRANCH" ]] || [[ "$DEFAULT_BRANCH" == "null" ]]; then
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echo -e "${RED}Error: Failed to fetch default branch${NC}"
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exit 1
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fi
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# Get the latest commit SHA from GitHub
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echo "Fetching latest commit SHA from $DEFAULT_BRANCH branch..."
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LATEST_SHA=$(curl -s "https://api.github.com/repos/$OWNER/$REPO/commits/$DEFAULT_BRANCH" | jq -r '.sha')
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if [[ -z "$LATEST_SHA" ]] || [[ "$LATEST_SHA" == "null" ]]; then
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echo -e "${RED}Error: Failed to fetch latest commit SHA${NC}"
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exit 1
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fi
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echo -e "Latest commit: ${YELLOW}$LATEST_SHA${NC}"
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# Get current SHA from file
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CURRENT_SHA=$(grep -oP 'rev = "\K[^"]+' "$TARGET_FILE")
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echo -e "Current commit: ${YELLOW}$CURRENT_SHA${NC}"
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if [[ "$CURRENT_SHA" == "$LATEST_SHA" ]]; then
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echo -e "${GREEN}Already up to date!${NC}"
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exit 0
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fi
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# Update the rev field
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echo "Updating rev in $FILE..."
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sed -i "s/rev = \".*\"/rev = \"$LATEST_SHA\"/" "$TARGET_FILE"
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# Fetch the new sha256 hash using nix-prefetch
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echo "Fetching new sha256 hash..."
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NEW_SHA256=$(nix-prefetch-url --unpack "https://github.com/$OWNER/$REPO/archive/$LATEST_SHA.tar.gz" 2>/dev/null)
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if [[ -z "$NEW_SHA256" ]]; then
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echo -e "${RED}Error: Failed to fetch sha256 hash${NC}"
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# Revert the rev change
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sed -i "s/rev = \".*\"/rev = \"$CURRENT_SHA\"/" "$TARGET_FILE"
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exit 1
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fi
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# Convert to SRI hash format
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SRI_HASH=$(nix hash to-sri --type sha256 "$NEW_SHA256")
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echo -e "New sha256: ${YELLOW}$SRI_HASH${NC}"
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# Update the sha256 field
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sed -i "s|sha256 = \".*\"|sha256 = \"$SRI_HASH\"|" "$TARGET_FILE"
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echo -e "${GREEN}Successfully updated DoomEmacs!${NC}"
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echo -e " Old commit: ${YELLOW}$CURRENT_SHA${NC}"
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echo -e " New commit: ${YELLOW}$LATEST_SHA${NC}"
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echo -e " New sha256: ${YELLOW}$SRI_HASH${NC}"
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echo ""
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echo "You can now rebuild your system with the updated DoomEmacs."
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