From 9d493af4b092e070fb944f4f48e275ebcd14ec1c Mon Sep 17 00:00:00 2001
From: Stefano Rivera <stefanor@ubuntu.com>
Date: Sun, 13 Nov 2011 01:31:02 +0200
Subject: [PATCH] * mk-sbuild:   -Allow creating experimental chroots again
 (LP: #885499)   - experimental shouldn't be the default in experimental
 chroots.   - Add --eatmydata flag (LP: #888440)

---
 debian/changelog |  6 ++++--
 mk-sbuild        | 25 +++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 69a4dc4..b10061e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -4,8 +4,10 @@ ubuntu-dev-tools (0.136) UNRELEASED; urgency=low
     (LP: #881967)
   * requestsync: Make --lp the default.
   * submittodebian: Use prettier patch filenames (LP: #887333)
-  * mk-sbuild: Allow creating experimental chroots again (LP: #885499)
-  * experimental shouldn't be the default in experimental chroots.
+  * mk-sbuild:
+    -Allow creating experimental chroots again (LP: #885499)
+    - experimental shouldn't be the default in experimental chroots.
+    - Add --eatmydata flag (LP: #888440)
 
  -- Stefano Rivera <stefanor@debian.org>  Sat, 12 Nov 2011 23:28:05 +0200
 
diff --git a/mk-sbuild b/mk-sbuild
index 6723254..e0c37e2 100755
--- a/mk-sbuild
+++ b/mk-sbuild
@@ -53,6 +53,7 @@ function usage()
     echo "  --debootstrap-include=list Comma separated list of packages to include"
     echo "  --debootstrap-exclude=list Comma separated list of packages to exclude"
     echo "  --debootstrap-proxy=URL    Use PROXY as apt proxy"
+    echo "  --eatmydata                Install and use eatmydata"
     echo "  --distro=DISTRO            Install specific distro:"
     echo "                                 'ubuntu' or 'debian' "
     echo "                                 (defaults to determining from release name)"
@@ -72,6 +73,7 @@ function usage()
     echo "  DEBOOTSTRAP_INCLUDE        Included packages (same as --debootstrap-include)"
     echo "  DEBOOTSTRAP_EXCLUDE        Excluded packages (same as --debootstrap-exclude)"
     echo "  DEBOOTSTRAP_PROXY          Apt proxy (same as --debootstrap-proxy)"
+    echo "  EATMYDATA                  Enable --eatmydata"
     echo "  TEMPLATE_SOURCES           A template for sources.list"
     echo "  TEMPLATE_SCHROOTCONF       A template for schroot.conf stanza"
     if [ -z "$1" ]; then
@@ -91,6 +93,7 @@ VG=""
 DISTRO=""
 name=""
 proxy="_unset_"
+EATMYDATA=0
 
 while :; do
     case "$1" in
@@ -142,6 +145,10 @@ while :; do
             proxy="$2"
             shift 2
             ;;
+        --eatmydata)
+            EATMYDATA=1
+            shift
+            ;;
         --distro)
             DISTRO="$2"
             shift 2
@@ -302,6 +309,19 @@ if [ -r ~/.mk-sbuild.rc ]; then
     . ~/.mk-sbuild.rc
 fi
 
+# Will eatmydata be available?
+if [ $EATMYDATA -eq 1 ]; then
+    case "$RELEASE" in
+        hardy|lucid|maverick|lenny|squeeze)
+            echo "eatmydata is known not to be available in $RELEASE, ignoring --eatmydata"
+            EATMYDATA=0
+            ;;
+        *)
+            DEBOOTSTRAP_INCLUDE="${DEBOOTSTRAP_INCLUDE:+$DEBOOTSTRAP_INCLUDE,}eatmydata"
+            ;;
+    esac
+fi
+
 if [ -z "$SCHROOT_TYPE" ]; then
     # To build the LV, we need to know which volume group to use
     if [ -n "$VG" ]; then
@@ -584,6 +604,11 @@ root-groups=$ADMIN_GROUPS
 #source-root-groups=$ADMIN_GROUPS
 type=SCHROOT_TYPE
 EOM
+    if [ $EATMYDATA -eq 1 ]; then
+    cat >> "$TEMP_SCHROOTCONF" <<EOM
+command-prefix=eatmydata
+EOM
+    fi
     case "$SCHROOT_TYPE" in
     "lvm-snapshot")
         cat >> "$TEMP_SCHROOTCONF" <<EOM