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-rwxr-xr-xscripts/build/lb_chroot_tmpfs80
1 files changed, 80 insertions, 0 deletions
diff --git a/scripts/build/lb_chroot_tmpfs b/scripts/build/lb_chroot_tmpfs
new file mode 100755
index 000000000..411452c52
--- /dev/null
+++ b/scripts/build/lb_chroot_tmpfs
@@ -0,0 +1,80 @@
+#!/bin/sh
+
+## live-build(7) - System Build Scripts
+## Copyright (C) 2006-2010 Daniel Baumann <daniel@debian.org>
+##
+## live-build comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
+## This is free software, and you are welcome to redistribute it
+## under certain conditions; see COPYING for details.
+
+
+set -e
+
+# Including common functions
+. "${LB_BASE:-/usr/share/live/build}"/scripts/build.sh
+
+# Setting static variables
+DESCRIPTION="$(Echo 'use tmpfs to speedup the build')"
+HELP=""
+USAGE="${PROGRAM} {install|remove} [--force]"
+
+Arguments "${@}"
+
+# Reading configuration files
+Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
+Set_defaults
+
+if [ "${LB_BUILD_WITH_TMPFS}" != "true" ]
+then
+ exit 0
+fi
+
+# Requiring stage file
+Require_stagefile .stage/config .stage/bootstrap
+
+case "${1}" in
+ install)
+ Echo_message "Configuring tmpfs for /var/lib/dpkg"
+
+ # Checking stage file
+ Check_stagefile .stage/chroot_tmpfs
+
+ # Checking lock file
+ Check_lockfile .lock
+
+ # Creating lock file
+ Create_lockfile .lock
+
+ mv chroot/var/lib/dpkg chroot/var/lib/dpkg.tmp
+ mkdir chroot/var/lib/dpkg
+ mount -t tmpfs tmpfs chroot/var/lib/dpkg
+ mv chroot/var/lib/dpkg.tmp/* chroot/var/lib/dpkg
+ rm -rf chroot/var/lib/dpkg.tmp
+
+ # Creating stage file
+ Create_stagefile .stage/chroot_tmpfs
+ ;;
+
+ remove)
+ Echo_message "Deconfiguring tmpfs for /var/lib/dpkg"
+
+ # Checking lock file
+ Check_lockfile .lock
+
+ # Creating lock file
+ Create_lockfile .lock
+
+ mkdir -p chroot/var/lib/dpkg.tmp
+ mv chroot/var/lib/dpkg/* chroot/var/lib/dpkg.tmp
+ umount chroot/var/lib/dpkg
+ rm -rf chroot/var/lib/dpkg
+ mv chroot/var/lib/dpkg.tmp chroot/var/lib/dpkg
+
+ # Removing stage file
+ rm -f .stage/chroot_tmpfs
+ ;;
+
+ *)
+ Usage
+ ;;
+esac