Ely Office: six offline-first desktop apps in Rust and GPUI

ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git),
ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.

scripts/build-git.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+# Builds the pinned Git, relocatable, into engines/git.
+set -euo pipefail
+
+root=$(cd "$(dirname "$0")/.." && pwd)
+src=$root/engines/git-src
+out=$root/engines/git
+jobs=$(sysctl -n hw.ncpu 2>/dev/null || nproc)
+
+# reference/ stays read-only; the build runs in a copy.
+mkdir -p "$src"
+rsync -a --delete --exclude .git "$root/reference/git/" "$src/"
+# Relocatable; built-ins are symlinks, so bundles copy one binary.
+flags="prefix=$out RUNTIME_PREFIX=YesPlease INSTALL_SYMLINKS=YesPlease NO_GETTEXT=YesPlease NO_TCLTK=YesPlease NO_PERL=YesPlease NO_PYTHON=YesPlease"
+# The bundles say macOS 14; Git must not need newer.
+[ "$(uname)" = Darwin ] && export MACOSX_DEPLOYMENT_TARGET=14.0 && flags="$flags MACOSX_DEPLOYMENT_TARGET=14.0"
+if [ "$(cat "$out/.flags" 2>/dev/null)" != "$flags" ]; then
+  rm -rf "$out"
+fi
+# shellcheck disable=SC2086
+make -C "$src" $flags -j"$jobs" install
+echo "$flags" >"$out/.flags"
+"$out/bin/git" --version