* add build2

build2/.SRCINFO

@@ -0,0 +1,19 @@
+pkgbase = build2
+	pkgdesc = build2 build system
+	pkgver = 0.16.0
+	pkgrel = 2
+	url = https://build2.org/
+	arch = x86_64
+	license = MIT
+	makedepends = chrpath
+	depends = gcc-libs
+	depends = glibc
+	depends = sqlite3
+	source = https://download.build2.org/0.16.0/build2-toolchain-0.16.0.tar.xz
+	source = https://github.com/build2/libpkg-config/commit/c8978943.patch
+	source = https://github.com/build2/libpkg-config/commit/604eb708.patch
+	sha256sums = 23793f682a17b1d95c80bbd849244735ed59a3e27361529aa4865d2776ff8adc
+	sha256sums = 5b3fdcb4ec53c487aa005224ddbc6db02f078f01c1de530839cc8146026b6a7e
+	sha256sums = 29c2eeff019c6d8b0ffd1bfcf74a02aacf96a2d3dd6df24e2b0b2d0b76d93f00
+
+pkgname = build2

build2/PKGBUILD

@@ -0,0 +1,64 @@
+# POWER Maintainer: Alexander Baldeck <alex.bldck@gmail.com>
+# Maintainer:
+# Contributor: Miguel Revilla <yo at miguelrevilla dot com>
+# Contributor: Adrià Arrufat <swiftscythe@gmail.com>
+# Contributor: Filipe Verri <filipeverri@gmail.com>
+
+pkgname=build2
+pkgver=0.16.0
+pkgrel=2
+pkgdesc='build2 build system'
+arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
+url='https://build2.org/'
+license=(MIT)
+makedepends=(chrpath)
+depends=(gcc-libs
+         glibc
+         sqlite3)
+options=(!ccache !distcc)
+source=(https://download.build2.org/$pkgver/build2-toolchain-$pkgver.tar.xz
+        https://github.com/build2/libpkg-config/commit/c8978943.patch
+        https://github.com/build2/libpkg-config/commit/604eb708.patch
+        atomic-non-lock-free.patch)
+sha256sums=('23793f682a17b1d95c80bbd849244735ed59a3e27361529aa4865d2776ff8adc'
+            '5b3fdcb4ec53c487aa005224ddbc6db02f078f01c1de530839cc8146026b6a7e'
+            '29c2eeff019c6d8b0ffd1bfcf74a02aacf96a2d3dd6df24e2b0b2d0b76d93f00'
+            'd02418f9212ca2909d250a9e14b88ce19911acfd4a0e312cbdb1141cb5222c29')
+
+prepare() {
+# Fix build with glibc 2.38
+  patch -d build2-toolchain-$pkgver -p1 < c8978943.patch
+  patch -d build2-toolchain-$pkgver -p1 < 604eb708.patch
+
+  case "${CARCH}" in
+    powerpc)
+      # Avoid:
+      #./libbuild2/target.hxx:1991:4: error: #error timestamp is not lock-free on this architecture
+      # 1991 | #  error timestamp is not lock-free on this architecture
+      # ML post: https://lists.build2.org/archives/users/2020-July/000822.html
+      patch -d build2-toolchain-$pkgver -p1 < atomic-non-lock-free.patch
+    ;;
+  esac
+}
+
+build() {
+  mkdir -p build/usr
+  cd build2-toolchain-$pkgver
+
+  case "${CARCH}" in
+    powerpc) 
+      CXXFLAGS+=' -latomic'
+    ;;
+  esac  
+
+  ./build.sh --trust yes --local --system libsqlite3,libpkgconfig --install-dir "$srcdir"/build/usr ${CXX:-g++} $CXXFLAGS $LDFLAGS
+
+  for f in "$srcdir"/build/usr/lib/pkgconfig/*.pc; do sed -i "s|$srcdir/build||" ${f}; done
+}
+
+package() {
+  cp -av build/usr "$pkgdir"
+  chrpath -d "$pkgdir"/usr/bin/{b,bpkg,bdep} "$pkgdir"/usr/lib/*.so
+
+  install -Dm644 "$pkgdir"/usr/share/doc/build2/LICENSE -t "$pkgdir"/usr/share/licenses/$pkgname
+}