From: Andreas Henriksson <andreas@fatal.se>
Date: Sat, 20 Jul 2013 18:17:14 +0200
Subject: Add proper script header and use for loop, since echo -e is bashism.

---
 phphtdocs/bd_pgsql_purge.sh | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/phphtdocs/bd_pgsql_purge.sh b/phphtdocs/bd_pgsql_purge.sh
index cff429f..fee133b 100755
--- a/phphtdocs/bd_pgsql_purge.sh
+++ b/phphtdocs/bd_pgsql_purge.sh
@@ -1,5 +1,7 @@
+#!/bin/sh
+
 echo "SET sort_mem TO 45000;"
-echo -e "bd_rx_log \n bd_tx_log \n bd_rx_total_log \n bd_tx_total_log" | while read TABLE; 
+for TABLE in bd_rx_log bd_tx_log bd_rx_total_log bd_tx_total_log
 do
 cat << EOF
 BEGIN;
@@ -49,4 +51,4 @@ delete from $TABLE where sample_duration < 10*60 and timestamp < now() - interva
 COMMIT;
 EOF
 done
-echo "VACUUM ANALYZE"
\ No newline at end of file
+echo "VACUUM ANALYZE"