vars.sh: change source for . comply with /bin/sh

Change-Id: I348d10b5479627b224459033847006025be87ce0
Signed-off-by: Aníbal Limón <anibal.limon@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/vars.sh b/vars.sh
index d0c2579..dcaeaea 100755
--- a/vars.sh
+++ b/vars.sh
@@ -1,4 +1,4 @@
 #/bin/sh
-source "$1"
+. "$1"
 perl -p -e 's/##(\w+)##/$ENV{$1}/eg' < $2 > $3