whew, working saucy install, just needed some path magic

Author: ylixir

builder.sh

@@ -38,18 +38,22 @@ case "$1" in
     exit 0
     ;;
   setup)
+    echo "Setting up PATH"
+    set_path
     echo "Creating the deboot, chroot, and kernel directories"
     create_directories
     echo "Setting up deboot"
     get_deboot
-    echo "Patching deboot"
-    patch_deboot
+# could probably split deboot into the two stages it takes
     echo "Creating the chroot build environment"
     deboot_chroot
+# we need to set up locales and probably bind stuff like proc and pts here
     echo "Upgrading the chroot system"
     upgrade_chroot
     echo "Installing build tools"
     install_build_tools
+    echo "Restoring PATH"
+    reset_path
     ;;
   update)
     echo "Upgrading the chroot system"
@@ -58,25 +62,3 @@ case "$1" in
 esac
 exit 0
 
-cd $BASE_DIR
-mkdir -p $ROOT_TARGET
-DEBOOTSTRAP_DIR=$BASE_DIR/$DEBOOT_DIR/usr/share/debootstrap
-export DEBOOTSTRAP_DIR
-$BASE_DIR/$DEBOOT_DIR/usr/sbin/debootstrap --arch=$ROOT_ARCH --include=$REQUIRED_PACKAGES --no-check-gpg $ROOT_SUITE $BASE_DIR/$ROOT_TARGET $ROOT_SOURCE
-
-echo Unmounting proc from chroot
-umount $BASE_DIR/$ROOT_TARGET/proc
-
-#stop dpkg from running daemons
-echo Disabling dpkg daemons
-cat > $BASE_DIR/$ROOT_TARGET/usr/sbin/policy-rc.d <<EOF
-#!/bin/sh
-exit 101
-EOF
-chmod a+x $BASE_DIR/$ROOT_TARGET/usr/sbin/policy-rc.d
-
-#divert ischroot
-#note that this throws error, my need to be fixed, not sure
-echo Diverting ischroot
-chroot $BASE_DIR/$ROOT_TARGET dpkg-divert --divert /usr/bin/ischroot.debianutils --rename /usr/bin/ischroot
-chroot $BASE_DIR/$ROOT_TARGET /bin/ln -s /bin/true /usr/bin/ischroot

configuration

@@ -23,7 +23,10 @@
 # if you want the script to dump everything in a different
 # location from where the script is run
 BASE_DIR=`pwd`
-
+#this is the path that will be used while the script is running
+#it should contain paths to keep the host system and the chroot
+#functional
+DUAL_PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin
 # target and sources for our chroot
 ROOT_TARGET=build_environment
 #ROOT_SUITE=wheezy
@@ -32,7 +35,7 @@ ROOT_SUITE=saucy
 ROOT_SOURCE=http://archive.ubuntu.com/ubuntu/
 # these packages will be installed into the chroot build environment
 # and are needed to build the kernel
-REQUIRED_PACKAGES=gcc-arm-linux-gnueabihf ccache kernel-wedge libncursesw5-dev
+REQUIRED_PACKAGES=gcc-arm-linux-gnueabihf\ ccache\ kernel-wedge\ libncursesw5-dev
 
 # the script should be able to figure this out, but you can override
 # or set it manually here, leaving it blank is fine

functions

@@ -33,22 +33,34 @@ create_directories ()
   mkdir -p $BASE_DIR/$KERNEL_DIR
 }
 
+#do path magic
+ORIGINAL_PATH=$PATH
+set_path ()
+{
+  ORIGINAL_PATH=$PATH;
+  PATH=$DUAL_PATH;
+}
+reset_path ()
+{
+  PATH=$ORIGINAL_PATH
+}
 # this function gets the debootstrap package and unpacks it into the appropriate directory, all ready to be used
 get_deboot ()
 {
   cd $BASE_DIR/$DEBOOT_DIR;
   wget -c $DEBOOT_SRC/$DEBOOT_DEB;
   ar -x $DEBOOT_DEB;
-  tar -xzf data.tar.gz;
+  tar -xf data.tar.xz;
   cd $BASE_DIR;
 }
 
 # this function just creates the chroot environment
 deboot_chroot ()
 {
   # do the bootstrap
-  DEBOOTSTRAP_DIR=$BASE_DIR/$DEBOOT_DIR/usr/share/debootstrap $BASE_DIR/$DEBOOT_DIR/usr/sbin/debootstrap --variant=buildd --arch=$ROOT_ARCH --no-check-gpg $ROOT_SUITE $BASE_DIR/$ROOT_TARGET $ROOT_SOURCE;
-  
+  DEBOOTSTRAP_DIR=$BASE_DIR/$DEBOOT_DIR/usr/share/debootstrap $BASE_DIR/$DEBOOT_DIR/usr/sbin/debootstrap --foreign --arch=$ROOT_ARCH --variant=buildd --no-check-gpg $ROOT_SUITE $BASE_DIR/$ROOT_TARGET $ROOT_SOURCE;
+  #do the second stage bootstrap
+  chroot $BASE_DIR/$ROOT_TARGET /debootstrap/debootstrap --second-stage;
   #deboot feels the need to mount proc, we don't need it here
   umount $BASE_DIR/$ROOT_TARGET/proc;