initial commit

.gitignore

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+*~
+.DS_Store
+*.pkg.tar.zst
+*.pkg.tar.zst.sig

PKGBUILD

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+# Maintainer: Sebastian Hugentobler <shu@vanwa.ch>
+
+pkgname=repo-tool
+pkgver=0.1.0
+pkgrel=1
+pkgdesc="Build a tree of pacman packages and build a repo of them."
+arch=("any")
+url="https://code.vanwa.ch"
+license=('MIT')
+depends=("pacman" "gnupg" "findutils")
+source=(
+  "repo-tool"
+)
+sha256sums=("9eae4888a23637580d2323678ba0218bdce2d924e381ddbe2b0114b4a8dbe408")
+
+package() {
+  cd "$srcdir/"
+
+  install -Dm 755 repo-tool "$pkgdir/usr/bin/repo-tool"
+}

repo-tool

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+#!/usr/bin/env sh
+set -o errexit
+
+build_exclude_arg() {
+  x="$1"
+  if [ -n "$x" ]; then
+    set -- -path "$x" -prune -o
+    exclude_arg="$*"
+  else
+    set -- exclude_arg
+  fi
+}
+
+build_pkgs() {
+  pkg_root="$1"
+  build_exclude_arg "$2"
+
+  # shellcheck disable=2086
+  find "$pkg_root" $exclude_arg -name "PKGBUILD" \
+    -exec sh -c 'p="$1"; echo "building and signing $(basename "$p")..."; cd $(dirname "$p") && makepkg -src --sign' shell {} \;
+}
+
+build_repo() {
+  pkg_root="$1"
+  repo="$2"
+  repo_name="$3"
+  build_exclude_arg "$repo"
+
+  if [ ! -d "$repo" ]; then
+    mkdir -p "$repo"
+  fi
+
+  # shellcheck disable=2086
+  find "$pkg_root" $exclude_arg -type f \
+    \( -name "*.pkg.tar.zst" -o -name "*.pkg.tar.zst.sig" \) -exec cp "{}" "$repo" \;
+  # shellcheck disable=2035
+  cd "$repo" && repo-add --new --prevent-downgrade --sign "$repo_name.db.tar.gz" *.pkg.tar.zst
+}
+
+if [ -z "$1" ] || { [ "$1" != "pkgs" ] && [ "$1" != "repo" ]; }; then
+  echo "usage: $0 pkgs|repo"
+  echo
+  echo "pkgs takes two additional arguments:"
+  echo "    - root directory of the package tree"
+  echo "    - repo directory (use if it is in the same directory tree, optional)"
+  echo
+  echo "repo takes two additional arguments:"
+  echo "    - root directory of the package tree"
+  echo "    - repo directory"
+  echo "    - repo name"
+else
+  if [ "$1" = "pkgs" ]; then
+    build_pkgs "$2" "$3"
+  else
+    build_repo "$2" "$3" "$4"
+  fi
+fi