policy extensions and age restriction refactoring

- refactoring of extension-plugin-mechanism
- refactoring of age restriction extension
- added policy extensions plugin plumbing
- added DB schema and api
  - policy_details
  - policy_fulfillments

1 files changed, 4 insertions, 4 deletions

diff --git a/src/auditor/test-revocation.sh b/src/auditor/test-revocation.sh
index 22d1c86ab..2751b5c20 100755
--- a/src/auditor/test-revocation.sh
+++ b/src/auditor/test-revocation.sh
@@ -81,7 +81,7 @@ function stop_libeufin()
 # Cleanup to run whenever we exit
 function cleanup()
 {
-    if test ! -z ${EPID:-}
+    if test ! -z "${EPID:-}"
     then
         echo -n "Stopping exchange $EPID..."
         kill -TERM $EPID
@@ -96,7 +96,7 @@ function cleanup()
 function exit_cleanup()
 {
     echo "Running exit-cleanup"
-    if test ! -z ${POSTGRES_PATH:-}
+    if test -z "${POSTGRES_PATH:-}"
     then
         echo "Stopping Postgres at ${POSTGRES_PATH}"
         ${POSTGRES_PATH}/pg_ctl -D $TMPDIR -l /dev/null stop &> /dev/null || true
@@ -640,10 +640,10 @@ taler-wallet-cli -h >/dev/null </dev/null 2>/dev/null || exit_skip "taler-wallet
 echo -n "Testing for Postgres"
 # Available directly in path?
 INITDB_BIN=$(command -v initdb) || true
-if [[ ! -z $INITDB_BIN ]]; then
+if [[ ! -z "$INITDB_BIN" ]]; then
   echo " FOUND (in path) at" $INITDB_BIN
 else
-  HAVE_INITDB=`find /usr -name "initdb" 2> /dev/null | grep postgres` || exit_skip " MISSING"
+  HAVE_INITDB=`find /usr -name "initdb" | head -1 2> /dev/null | grep postgres` || exit_skip " MISSING"
   echo " FOUND at" `dirname $HAVE_INITDB`
   INITDB_BIN=`echo $HAVE_INITDB | grep bin/initdb | grep postgres | sort -n | tail -n1`
 fi