Adds gmergefs. A method of remoting to a target and pushing new

src/scripts/common.sh

 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Common constants for build scripts
 # This must evaluate properly for both /bin/bash and /bin/sh
 
 # All scripts should die on error unless commands are specifically excepted
 # by prefixing with '!' or surrounded by 'set +e' / 'set -e'.
 # TODO: Re-enable this once shflags is less prone to dying.
@@ skipping 98 matching lines @@
 if [ -e /etc/debian_chroot ]
 then
   INSIDE_CHROOT=1
 else
   INSIDE_CHROOT=0
 fi
 
 # Directory locations inside the dev chroot
 CHROOT_TRUNK_DIR="/home/$USER/trunk"
 
+# Install make for portage ebuilds.  Used by build_image and gmergefs.
+DEFAULT_INSTALL_MASK="/usr/include/ /usr/man /usr/share/man /usr/share/doc \
+  /usr/share/gtk-doc /usr/share/gtk-2.0 /usr/lib/gtk-2.0/include \
+  /usr/share/info /usr/share/aclocal /usr/lib/gcc /usr/lib/pkgconfig \
+  /usr/share/pkgconfig /usr/share/gettext /usr/share/readline /etc/runlevels \
+  /usr/share/openrc /lib/rc *.a *.la"
+
 # Check to ensure not running old scripts
 V_REVERSE=''
 V_VIDOFF=''
 case "$(basename $0)" in
   build_image.sh|build_platform_packages.sh|customize_rootfs.sh|make_chroot.sh)
   echo
   echo "$V_REVERSE============================================================"
   echo "===========================  WARNING  ======================"
   echo "============================================================$V_VIDOFF"
   echo
@@ skipping 159 matching lines @@
 }
 
 function error {
   echo -e    "${V_BOLD_RED}ERROR  : $1${V_VIDOFF}"
 }
 
 function die {
   error "$1"
   exit 1
 }
+
+# Retry an emerge command according to $FLAGS_retries
+# The $EMERGE_JOBS flags will only be added the first time the command is run
+function eretry () {
+  $* $EMERGE_JOBS && return 0
+  local i=
+  for i in $(seq $FLAGS_retries); do
+    echo Retrying $*
+    $* && return 0
+  done
+  return 1
+}
+
+# Removes single quotes around parameter
+# Arguments:
+#   $1 - string which optionally has surrounding quotes
+# Returns:
+#   None, but prints the string without quotes.
+function remove_quotes() {
+  echo "$1" | sed -e "s/^'//; s/'$//"
+}