From 59252298a60ceb49afa046b051926e183717d2a5 Mon Sep 17 00:00:00 2001
From: CyberLeo <cyberleo@cyberleo.net>
Date: Sun, 25 Jul 2010 22:12:30 -0500
Subject: [PATCH] script/makepkg: build a leaf port (or a list of leaf ports)
 inside a chroot according to staged config

---
 script/makepkg | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100755 script/makepkg

diff --git a/script/makepkg b/script/makepkg
new file mode 100755
index 0000000..6a743e0
--- /dev/null
+++ b/script/makepkg
@@ -0,0 +1,77 @@
+#!/bin/sh
+
+# == Objective ==
+# Create a virgin chroot
+# Copy in build (make.conf) and port (/var/db/ports) configuration
+# Compute build/runtime dependencies for leaf port
+# Install build/runtime dependency packages, if they exist from a previous leaf port build
+# Build a single leaf port
+# Create packages for leaf port and its runtime dependencies
+# Create a separate set of packages for its build-time dependencies, to use for later leaf port builds
+
+ROOT="$(realpath "$(dirname "${0}")")"
+TARGET=amd64
+CONFIG=SS4200
+
+meh() { printf " \033[1;32m*\033[0m %s\n" "${*}"; }
+omg() { printf " \033[1;33m*\033[0m %s\n" "${*}"; }
+wtf() { printf " \033[1;31m* FAIL\033[0m %s\n" "${*}"; exit 1; }
+
+tgtdir="${TARGET}/${CONFIG}"
+build="${ROOT}/port/root" # Location of build environment
+date="$(date +%Y%m%d)"
+srctree="${ROOT}/${tgtdir}" # Virgin build env will be copied from here
+
+# Prepare a build chroot
+prepare() {
+  mount | grep -q "${build}" && wtf "Stuff is mounted under ${build}; cannot continue"
+  
+  # Put cleanup trap here so that an abort during prepare properly cleans up
+  trap "cleanup" exit hup int term kill
+
+  meh "Preparing build environment"
+  mkdir -p "${build}" || wtf
+  cd "${srctree}"; find . | cpio -p "${build}" || wtf
+  # Hold packages for build deps
+  mkdir -p "${build}/pkg/build" || wtf
+  # Hold packages for runtime deps
+  mkdir -p "${build}/pkg/run" || wtf
+
+  meh "Mounting chroot directories" || wtf
+  mkdir -p "${build}/usr/ports" || wtf
+  mkdir -p "${build}/usr/obj" || wtf
+  mount -t devfs devfs "${build}/dev" || wtf
+  mount -t nullfs -r /usr/src "${build}/usr/src" || wtf # Just in case a port needs kernel sources
+  mount -t nullfs -r /usr/ports "${build}/usr/ports" || wtf
+
+  if [ -d "${world}/config" ]
+  then
+    meh "Installing build-time configuration"
+    # Install make.conf
+    [ -f "${world}/config/make.conf" ] && cp "${world}/config/make.conf" "${build}/etc/" || wtf
+    # Install port options files
+    [ -d "${world}/config/ports" ] && ( cd "${world}/config/ports"; find . -type d -o -type f -name 'options' | cpio -p "${build}/var/db/ports/" ) || wtf
+  fi
+}
+
+# Evaluate a bit of code within the ${build} chroot
+# If ${chroot_env} is set, replace environment with it before chrooting
+chroot_eval() {
+  [ "${chroot_env}" ] && env="env -i ${chroot_env}"
+  ${env} chroot "${build}" /bin/sh
+}
+
+# Clean up and remove the build chroot
+cleanup() {
+  meh "Cleaning up"
+  umount -f "${build}/usr/ports"
+  umount -f "${build}/usr/src"
+  umount -f "${build}/dev"
+  mount |grep -q "${build}" && wtf "Stuff is still mounted under ${build}; not removing"
+  chflags -R noschg "${build}"
+  rm -Rf "${build}"
+}
+
+prepare
+chroot_eval
+cleanup
-- 
2.42.0