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work even if ENV variable unset

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This commit is contained in:
Eric House 2012-11-22 08:20:08 -08:00
parent 0bea58b128
commit 9659f810dc
1 changed files with 2 additions and 0 deletions
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2
xwords4/android/scripts/gen_gcmid.sh
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@ -2,6 +2,8 @@
set -e -u set -e -u
GCM_SENDER_ID=${GCM_SENDER_ID:-""}
if [ -z "$GCM_SENDER_ID" ]; then if [ -z "$GCM_SENDER_ID" ]; then
echo "GCM_SENDER_ID empty; GCM use will be disabled" >&2 echo "GCM_SENDER_ID empty; GCM use will be disabled" >&2
fi fi