Brunobkr/llama.cpp_AlgMor24_github

1#!/usr/bin/env bash2 3# initialize a new worktree from a PR number:4#5# - creates a new remote using the fork's clone URL6# - creates a local branch tracking the remote branch7# - creates a new worktree in a parent folder, suffixed with "-pr-$PR"8#9# sample usage:10#   ./scripts/pr2wt.sh 1234511#   ./scripts/pr2wt.sh 12345 opencode12#   ./scripts/pr2wt.sh 12345 "cmake -B build && cmake --build build"13#   ./scripts/pr2wt.sh 12345 "bash -l"14 15function usage() {16    echo "usage: $0 <pr_number> [cmd]"17    exit 118}19 20# check we are in the right directory21if [[ ! -f "scripts/pr2wt.sh" ]]; then22    echo "error: this script must be run from the root of the repository"23    exit 124fi25 26if [[ $# -lt 1 || $# -gt 2 ]]; then27    usage28fi29 30PR=$131[[ "$PR" =~ ^[0-9]+$ ]] || { echo "error: PR number must be numeric"; exit 1; }32 33url_origin=$(git config --get remote.upstream.url 2>/dev/null) || \34url_origin=$(git config --get remote.origin.url) || {35    echo "error: no remote named 'upstream' or 'origin' in this repository"36    exit 137}38 39# Extract org/repo from either https or ssh format.40if [[ $url_origin =~ ^git@ ]]; then41    org_repo=$(echo $url_origin | cut -d: -f2)42else43    org_repo=$(echo $url_origin | cut -d/ -f4-)44fi45org_repo=${org_repo%.git}46 47echo "org/repo: $org_repo"48 49meta=$(curl -sSLf -H "Accept: application/vnd.github+json" "https://api.github.com/repos/$org_repo/pulls/$PR")50 51url_remote=$(echo "$meta" | jq -r '.head.repo.clone_url')52head_ref=$(echo "$meta" | jq -r '.head.ref')53 54echo "url:      $url_remote"55echo "head_ref: $head_ref"56 57url_remote_cur=$(git config --get "remote.pr/$PR.url" 2>/dev/null || true)58 59if [[ "$url_remote_cur" != "$url_remote" ]]; then60    git remote rm  pr/$PR 2> /dev/null61    git remote add pr/$PR "$url_remote"62fi63 64git fetch "pr/$PR" "$head_ref"65 66dir=$(basename $(pwd))67 68git branch -D pr/$PR 2> /dev/null69git worktree add -b pr/$PR ../$dir-pr-$PR pr/$PR/$head_ref 2> /dev/null70 71og_path=$(pwd)72wt_path=$(cd ../$dir-pr-$PR && pwd)73 74echo "git worktree created in $wt_path"75 76cd $wt_path77 78# pi agent setup in the worktree79if [[ -f "$og_path/.pi/SYSTEM.md" && ! -f ".pi/SYSTEM.md" ]]; then80    mkdir -p .pi81    ln -sfn "$og_path/.pi/SYSTEM.md" .pi/SYSTEM.md82fi83 84git branch --set-upstream-to=pr/$PR/$head_ref85git pull   --ff-only || {86    echo "error: failed to pull pr/$PR"87    exit 188}89 90if [[ $# -eq 2 ]]; then91    echo "executing: $2"92    eval "$2"93fi94