Add KiCad fork diff statistics script
- scripts/kicad-diff-stats.sh: Shows how far our KiCad fork has diverged from upstream (last non-our commit) - Outputs: commit count, files changed, lines added/deleted, file list - Logs to logs/kicad-diff/ with timestamps - Update CLAUDE.md with script reference Current status: 5 commits, 81 files, +1536/-395 lines on top of upstream 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Viktor Vaczi
parent
a0a6023400
commit
c2a69cf9db
2 changed files with 188 additions and 11 deletions
174
scripts/kicad-diff-stats.sh
Executable file
174
scripts/kicad-diff-stats.sh
Executable file
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#!/bin/bash
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# Show diff statistics between current KiCad HEAD and last upstream commit
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#
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# This helps track how far our KiCad fork has diverged from upstream.
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# We want to keep changes minimal to ease future porting.
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
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KICAD_DIR="$PROJECT_ROOT/kicad"
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LOGS_DIR="$PROJECT_ROOT/logs/kicad-diff"
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# Create logs directory
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mkdir -p "$LOGS_DIR"
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# Log file with timestamp
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TIMESTAMP="$(date +%Y%m%d-%H%M%S)"
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LOG_FILE="$LOGS_DIR/${TIMESTAMP}.log"
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# Our commit authors (add more if needed)
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OUR_AUTHORS=(
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"viktor.vaczi@emergence-engineering.com"
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"noreply@anthropic.com"
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)
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echo "=== KiCad Fork Diff Statistics ===" | tee "$LOG_FILE"
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echo "Generated: $(date)" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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cd "$KICAD_DIR"
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# Find the last commit NOT made by us
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echo "Finding last upstream commit..." | tee -a "$LOG_FILE"
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# Build grep pattern for our authors
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AUTHOR_PATTERN=""
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for author in "${OUR_AUTHORS[@]}"; do
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if [ -n "$AUTHOR_PATTERN" ]; then
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AUTHOR_PATTERN="$AUTHOR_PATTERN\|"
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fi
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AUTHOR_PATTERN="$AUTHOR_PATTERN$author"
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done
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# Find first commit that doesn't match our authors
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UPSTREAM_COMMIT=""
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while read -r commit_hash author_email; do
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is_ours=false
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for our_author in "${OUR_AUTHORS[@]}"; do
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if [[ "$author_email" == "$our_author" ]]; then
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is_ours=true
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break
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fi
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done
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if [ "$is_ours" = false ]; then
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UPSTREAM_COMMIT="$commit_hash"
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UPSTREAM_AUTHOR="$author_email"
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break
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fi
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done < <(git log --format="%H %ae" HEAD)
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if [ -z "$UPSTREAM_COMMIT" ]; then
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echo "ERROR: Could not find upstream commit" | tee -a "$LOG_FILE"
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exit 1
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fi
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# Get commit info
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UPSTREAM_SUBJECT=$(git log -1 --format="%s" "$UPSTREAM_COMMIT")
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UPSTREAM_DATE=$(git log -1 --format="%ci" "$UPSTREAM_COMMIT")
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echo "" | tee -a "$LOG_FILE"
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echo "Current HEAD: $(git rev-parse --short HEAD)" | tee -a "$LOG_FILE"
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echo "Last upstream commit: $(git rev-parse --short $UPSTREAM_COMMIT)" | tee -a "$LOG_FILE"
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echo " Author: $UPSTREAM_AUTHOR" | tee -a "$LOG_FILE"
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echo " Date: $UPSTREAM_DATE" | tee -a "$LOG_FILE"
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echo " Subject: $UPSTREAM_SUBJECT" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# Count our commits on top
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OUR_COMMIT_COUNT=$(git rev-list --count "$UPSTREAM_COMMIT"..HEAD)
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echo "Our commits on top of upstream: $OUR_COMMIT_COUNT" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# Get diff statistics
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echo "=== Diff Statistics ===" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# Overall stats
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DIFF_STAT=$(git diff --stat "$UPSTREAM_COMMIT"..HEAD)
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DIFF_SHORTSTAT=$(git diff --shortstat "$UPSTREAM_COMMIT"..HEAD)
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echo "Summary: $DIFF_SHORTSTAT" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# Detailed breakdown
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DIFF_NUMSTAT=$(git diff --numstat "$UPSTREAM_COMMIT"..HEAD)
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# Count files by type
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TOTAL_FILES=0
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TOTAL_INSERTIONS=0
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TOTAL_DELETIONS=0
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MODIFIED_FILES=0
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ADDED_FILES=0
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DELETED_FILES=0
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while IFS=$'\t' read -r added deleted filename; do
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# Skip empty lines
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[ -z "$filename" ] && continue
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TOTAL_FILES=$((TOTAL_FILES + 1))
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# Handle binary files (shown as -)
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if [ "$added" = "-" ]; then
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added=0
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fi
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if [ "$deleted" = "-" ]; then
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deleted=0
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fi
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TOTAL_INSERTIONS=$((TOTAL_INSERTIONS + added))
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TOTAL_DELETIONS=$((TOTAL_DELETIONS + deleted))
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# Categorize file changes
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if [ "$added" -gt 0 ] && [ "$deleted" -eq 0 ]; then
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# Check if file exists in upstream
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if git cat-file -e "$UPSTREAM_COMMIT:$filename" 2>/dev/null; then
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MODIFIED_FILES=$((MODIFIED_FILES + 1))
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else
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ADDED_FILES=$((ADDED_FILES + 1))
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fi
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elif [ "$added" -eq 0 ] && [ "$deleted" -gt 0 ]; then
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# Check if file exists in HEAD
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if git cat-file -e "HEAD:$filename" 2>/dev/null; then
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MODIFIED_FILES=$((MODIFIED_FILES + 1))
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else
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DELETED_FILES=$((DELETED_FILES + 1))
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fi
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else
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MODIFIED_FILES=$((MODIFIED_FILES + 1))
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fi
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done <<< "$DIFF_NUMSTAT"
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echo "Files changed: $TOTAL_FILES" | tee -a "$LOG_FILE"
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echo " Added: $ADDED_FILES" | tee -a "$LOG_FILE"
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echo " Modified: $MODIFIED_FILES" | tee -a "$LOG_FILE"
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echo " Deleted: $DELETED_FILES" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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echo "Lines changed:" | tee -a "$LOG_FILE"
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echo " Insertions: +$TOTAL_INSERTIONS" | tee -a "$LOG_FILE"
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echo " Deletions: -$TOTAL_DELETIONS" | tee -a "$LOG_FILE"
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echo " Net change: $((TOTAL_INSERTIONS - TOTAL_DELETIONS))" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# List changed files
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echo "=== Changed Files ===" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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# Get list with change type
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git diff --name-status "$UPSTREAM_COMMIT"..HEAD | while IFS=$'\t' read -r status filename; do
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case "$status" in
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A) status_text="[ADDED] " ;;
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M) status_text="[MODIFIED] " ;;
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D) status_text="[DELETED] " ;;
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R*) status_text="[RENAMED] " ;;
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C*) status_text="[COPIED] " ;;
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*) status_text="[$status] " ;;
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esac
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echo "$status_text $filename" | tee -a "$LOG_FILE"
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done
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echo "" | tee -a "$LOG_FILE"
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echo "=== End of Report ===" | tee -a "$LOG_FILE"
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echo "" | tee -a "$LOG_FILE"
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echo "Full log saved to: $LOG_FILE"
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