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Fix common.sh to work in it's new location at /usr/lib/crosutils.

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If we are inside the chroot then we assume that the "gclient" root
is ~/trunk.  If we are outside the chroot we continue with the
previous search mechanism to find the "gclient" root.

Change-Id: Ia40de609ea596228fec2644ff3046e376b112b06

BUG=chromium-os:4230
TEST=run "src/scripts/cros_overlay_list --board tegra2 --variant seaboard" inside and outside the chroot, and under sudo.

Review URL: http://codereview.chromium.org/6265028

Review URL: http://codereview.chromium.org/6344016
This commit is contained in:
Anton Staaf 2011-01-26 16:00:20 -08:00
parent e0b7551f7b
commit 30acb0b926
1 changed files with 50 additions and 30 deletions
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60
common.sh
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@ -17,20 +17,44 @@ NUM_JOBS=`grep -c "^processor" /proc/cpuinfo`
# Store location of the calling script.
TOP_SCRIPT_DIR="${TOP_SCRIPT_DIR:-$(dirname $0)}"
# Find root of source tree
if [ "x$GCLIENT_ROOT" != "x" ]
# Detect whether we're inside a chroot or not
if [ -e /etc/debian_chroot ]
then
# GCLIENT_ROOT already set, so we're done
true
elif [ "x$COMMON_SH" != "x" ]
then
# COMMON_SH set, so assume that's us
GCLIENT_ROOT="$(dirname "$COMMON_SH")/../.."
elif [ "x$BASH_SOURCE" != "x" ]
then
# Using bash, so we can find ourselves
GCLIENT_ROOT="$(dirname "$BASH_SOURCE")/../.."
INSIDE_CHROOT=1
else
INSIDE_CHROOT=0
fi
# Construct a list of possible locations for the source tree. This list is
# based on various environment variables and globals that may have been set
# by the calling script.
function get_gclient_root_list() {
if [ $INSIDE_CHROOT -eq 1 ]; then
echo "/home/${USER}/trunk"
if [ -n "${SUDO_USER}" ]; then echo "/home/${SUDO_USER}/trunk"; fi
fi
if [ -n "${COMMON_SH}" ]; then echo "$(dirname "$COMMON_SH")/../.."; fi
if [ -n "${BASH_SOURCE}" ]; then echo "$(dirname "$BASH_SOURCE")/../.."; fi
}
# Based on the list of possible source locations we set GCLIENT_ROOT if it is
# not already defined by looking for a src directory in each seach path
# location. If we do not find a valid looking root we error out.
function get_gclient_root() {
if [ -n "${GCLIENT_ROOT}" ]; then
return
fi
for path in $(get_gclient_root_list); do
if [ -d "${path}/src" ]; then
GCLIENT_ROOT=${path}
break
fi
done
if [ -z "${GCLIENT_ROOT}" ]; then
# Using dash or sh, we don't know where we are. $0 refers to the calling
# script, not ourselves, so that doesn't help us.
echo "Unable to determine location for common.sh. If you are sourcing"
@ -42,6 +66,10 @@ else
echo "common.sh."
exit 1
fi
}
# Find root of source tree
get_gclient_root
# Canonicalize the directories for the root dir and the calling script.
# readlink is part of coreutils and should be present even in a bare chroot.
@ -116,14 +144,6 @@ DEFAULT_BOARD=$(echo $ALL_BOARDS | awk '{print $NF}')
# Enable --fast by default.
DEFAULT_FAST="${FLAGS_TRUE}"
# Detect whether we're inside a chroot or not
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"