Merge branch 't/pre_scripts'

diff --combined grml-debootstrap
index 681acc7,53f1e20..48f7c64
--- 1/grml-debootstrap
--- 2/grml-debootstrap
+++ b/grml-debootstrap
@@@ -64,7 -64,8 +64,8 @@@ Configuration options
        --password <pwd>     Use specified password as password for user root.
        --bootappend <line>  Add specified appendline to kernel whilst booting.
        --chroot-scripts <d> Execute chroot scripts from specified directory.
-       --scripts <dir>      Execute scripts from specified directory.
+       --pre-scripts <dir>  Execute scripts from specified directory (before chroot-scripts).
+       --scripts <dir>      Execute scripts from specified directory (after chroot-scripts).
  
  Other options:
  
@@@ -141,6 -142,7 +142,7 @@@ f
  [ "$_opt_packages_set" ]        && PACKAGES='yes'
  [ "$_opt_debconf_set" ]         && DEBCONF='yes'
  [ "$_opt_scripts_set" ]         && SCRIPTS='yes'
+ [ "$_opt_pre_scripts_set" ]     && PRE_SCRIPTS='yes'
  [ "$_opt_chroot_scripts_set" ]  && CHROOT_SCRIPTS='yes'
  [ "$_opt_keep_src_list" ]       && KEEP_SRC_LIST='yes'
  [ "$_opt_hostname" ]            && HOSTNAME=$_opt_hostname
@@@ -574,10 -576,6 +576,10 @@@ set_target_directory()
      TUNE2FS=''
      FSCK=''
      GRUB=''
 +    # make sure we normalise the path to an absolute directory name so something like:
 +    #  mkdir -p foo/a bar/a; (cd foo; grml-debootstrap -t a)&; (cd bar; grml-debootstrap -t a)&; wait
 +    # works
 +    TARGET="$(readlink -f $TARGET)"
  }
  
  if [ -b "$TARGET" ] ; then
@@@ -860,6 -858,22 +862,22 @@@ preparechroot() 
  }
  # }}}
  
+ # execute all scripts in /etc/debootstrap/pre-scripts/ {{{
+ execute_pre_scripts() {
+    # make sure we have $MNTPOINT available for our scripts
+    export MNTPOINT
+    if [ -d "$_opt_pre_scripts" ] || [ "$PRE_SCRIPTS" = 'yes' ] ; then
+       [ -d "$_opt_pre_scripts" ] && pre_scripts="$_opt_pre_scripts" || pre_scripts="$CONFFILES/pre-scripts/"
+       for script in ${pre_scripts}/* ; do
+          if [ -x "$script" ] ; then
+             einfo "Executing pre-script $script"
+             $script ; eend $?
+          fi
+       done
+    fi
+ }
+ # }}}
+ 
  # execute all scripts in /etc/debootstrap/scripts/ {{{
  execute_scripts() {
     # make sure we have $MNTPOINT available for our scripts
@@@ -958,7 -972,7 +976,7 @@@ fscktool() 
  
  # now execute all the functions {{{
  for i in mkfs tunefs mount_target debootstrap_system preparechroot \
-          chrootscript execute_scripts grub_install umount_chroot   \
+          execute_pre_scripts chrootscript execute_scripts grub_install umount_chroot   \
           fscktool ; do
      if stage "${i}" ; then
         $i && ( stage "${i}" done && rm -f "${STAGES}/${i}" ) || bailout 2 "i"